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[PULL 5/5] Drop the deprecated unicore32 target


From: Markus Armbruster
Subject: [PULL 5/5] Drop the deprecated unicore32 target
Date: Wed, 12 May 2021 18:24:12 +0200

Target unicore32 was deprecated in commit 8e4ff4a8d2b, v5.2.0.  See
there for rationale.

Cc: Guan Xuetao <gxt@mprc.pku.edu.cn>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20210503084034.3804963-3-armbru@redhat.com>
Acked-by: Thomas Huth <thuth@redhat.com>
---
 docs/system/deprecated.rst                    |    8 -
 docs/system/removed-features.rst              |    7 +
 configure                                     |    2 +-
 default-configs/devices/unicore32-softmmu.mak |    6 -
 default-configs/targets/unicore32-softmmu.mak |    1 -
 qapi/machine.json                             |    2 +-
 include/elf.h                                 |    3 +-
 include/exec/poison.h                         |    1 -
 include/hw/unicore32/puv3.h                   |   40 -
 include/sysemu/arch_init.h                    |    1 -
 target/unicore32/cpu-param.h                  |   17 -
 target/unicore32/cpu-qom.h                    |   37 -
 target/unicore32/cpu.h                        |  168 --
 target/unicore32/helper.h                     |   62 -
 hw/dma/puv3_dma.c                             |  119 -
 hw/gpio/puv3_gpio.c                           |  154 --
 hw/intc/puv3_intc.c                           |  147 --
 hw/misc/puv3_pm.c                             |  159 --
 hw/timer/puv3_ost.c                           |  166 --
 hw/unicore32/puv3.c                           |  145 --
 softmmu/arch_init.c                           |    2 -
 target/unicore32/cpu.c                        |  174 --
 target/unicore32/helper.c                     |  183 --
 target/unicore32/op_helper.c                  |  244 --
 target/unicore32/softmmu.c                    |  280 ---
 target/unicore32/translate.c                  | 2083 -----------------
 target/unicore32/ucf64_helper.c               |  324 ---
 tests/qtest/machine-none-test.c               |    1 -
 fpu/softfloat-specialize.c.inc                |   11 +-
 .gitlab-ci.yml                                |    2 +-
 MAINTAINERS                                   |   15 -
 hw/Kconfig                                    |    1 -
 hw/dma/meson.build                            |    1 -
 hw/gpio/meson.build                           |    1 -
 hw/intc/meson.build                           |    1 -
 hw/meson.build                                |    1 -
 hw/misc/meson.build                           |    3 -
 hw/timer/meson.build                          |    1 -
 hw/unicore32/Kconfig                          |    5 -
 hw/unicore32/meson.build                      |    5 -
 target/meson.build                            |    1 -
 target/unicore32/meson.build                  |   14 -
 42 files changed, 16 insertions(+), 4582 deletions(-)
 delete mode 100644 default-configs/devices/unicore32-softmmu.mak
 delete mode 100644 default-configs/targets/unicore32-softmmu.mak
 delete mode 100644 include/hw/unicore32/puv3.h
 delete mode 100644 target/unicore32/cpu-param.h
 delete mode 100644 target/unicore32/cpu-qom.h
 delete mode 100644 target/unicore32/cpu.h
 delete mode 100644 target/unicore32/helper.h
 delete mode 100644 hw/dma/puv3_dma.c
 delete mode 100644 hw/gpio/puv3_gpio.c
 delete mode 100644 hw/intc/puv3_intc.c
 delete mode 100644 hw/misc/puv3_pm.c
 delete mode 100644 hw/timer/puv3_ost.c
 delete mode 100644 hw/unicore32/puv3.c
 delete mode 100644 target/unicore32/cpu.c
 delete mode 100644 target/unicore32/helper.c
 delete mode 100644 target/unicore32/op_helper.c
 delete mode 100644 target/unicore32/softmmu.c
 delete mode 100644 target/unicore32/translate.c
 delete mode 100644 target/unicore32/ucf64_helper.c
 delete mode 100644 hw/unicore32/Kconfig
 delete mode 100644 hw/unicore32/meson.build
 delete mode 100644 target/unicore32/meson.build

diff --git a/docs/system/deprecated.rst b/docs/system/deprecated.rst
index 1199fe93c0..abbf8243a3 100644
--- a/docs/system/deprecated.rst
+++ b/docs/system/deprecated.rst
@@ -198,14 +198,6 @@ from Linux upstream kernel, declare it deprecated.
 System emulator CPUS
 --------------------
 
-``unicore32`` CPUs (since 5.2.0)
-''''''''''''''''''''''''''''''''
-
-The ``unicore32`` guest CPU support is deprecated and will be removed in
-a future version of QEMU. Support for this CPU was removed from the
-upstream Linux kernel, and there is no available upstream toolchain
-to build binaries for it.
-
 ``Icelake-Client`` CPU Model (since 5.2.0)
 ''''''''''''''''''''''''''''''''''''''''''
 
diff --git a/docs/system/removed-features.rst b/docs/system/removed-features.rst
index 4915bc3f63..5a462ac568 100644
--- a/docs/system/removed-features.rst
+++ b/docs/system/removed-features.rst
@@ -305,6 +305,13 @@ The only public user of this architecture was the 
milkymist project,
 which has been dead for years; there was never an upstream Linux
 port.  Removed without replacement.
 
+``unicore32`` CPUs (since 6.1.0)
+''''''''''''''''''''''''''''''''
+
+Support for this CPU was removed from the upstream Linux kernel, and
+there is no available upstream toolchain to build binaries for it.
+Removed without replacement.
+
 System emulator machines
 ------------------------
 
diff --git a/configure b/configure
index cae212988c..cc703b3e8d 100755
--- a/configure
+++ b/configure
@@ -1663,7 +1663,7 @@ if [ "$ARCH" = "unknown" ]; then
 fi
 
 default_target_list=""
-deprecated_targets_list=ppc64abi32-linux-user,unicore32-softmmu
+deprecated_targets_list=ppc64abi32-linux-user
 deprecated_features=""
 mak_wilds=""
 
diff --git a/default-configs/devices/unicore32-softmmu.mak 
b/default-configs/devices/unicore32-softmmu.mak
deleted file mode 100644
index 899288e3d7..0000000000
--- a/default-configs/devices/unicore32-softmmu.mak
+++ /dev/null
@@ -1,6 +0,0 @@
-# Default configuration for unicore32-softmmu
-
-# Boards:
-#
-CONFIG_PUV3=y
-CONFIG_SEMIHOSTING=y
diff --git a/default-configs/targets/unicore32-softmmu.mak 
b/default-configs/targets/unicore32-softmmu.mak
deleted file mode 100644
index 57331e94fe..0000000000
--- a/default-configs/targets/unicore32-softmmu.mak
+++ /dev/null
@@ -1 +0,0 @@
-TARGET_ARCH=unicore32
diff --git a/qapi/machine.json b/qapi/machine.json
index 37a7e34195..58a9c86b36 100644
--- a/qapi/machine.json
+++ b/qapi/machine.json
@@ -33,7 +33,7 @@
              'm68k', 'microblaze', 'microblazeel', 'mips', 'mips64',
              'mips64el', 'mipsel', 'nios2', 'or1k', 'ppc',
              'ppc64', 'riscv32', 'riscv64', 'rx', 's390x', 'sh4',
-             'sh4eb', 'sparc', 'sparc64', 'tricore', 'unicore32',
+             'sh4eb', 'sparc', 'sparc64', 'tricore',
              'x86_64', 'xtensa', 'xtensaeb' ] }
 
 ##
diff --git a/include/elf.h b/include/elf.h
index 33ed830ec3..033bcc9576 100644
--- a/include/elf.h
+++ b/include/elf.h
@@ -174,9 +174,8 @@ typedef struct mips_elf_abiflags_v0 {
 
 #define EM_OPENRISC     92        /* OpenCores OpenRISC */
 
-#define EM_UNICORE32    110     /* UniCore32 */
-
 #define EM_HEXAGON      164     /* Qualcomm Hexagon */
+
 #define EM_RX           173     /* Renesas RX family */
 
 #define EM_RISCV        243     /* RISC-V */
diff --git a/include/exec/poison.h b/include/exec/poison.h
index b102e3cbf0..8fc7530b6e 100644
--- a/include/exec/poison.h
+++ b/include/exec/poison.h
@@ -30,7 +30,6 @@
 #pragma GCC poison TARGET_SPARC
 #pragma GCC poison TARGET_SPARC64
 #pragma GCC poison TARGET_TRICORE
-#pragma GCC poison TARGET_UNICORE32
 #pragma GCC poison TARGET_XTENSA
 
 #pragma GCC poison TARGET_ALIGNED_ONLY
diff --git a/include/hw/unicore32/puv3.h b/include/hw/unicore32/puv3.h
deleted file mode 100644
index f587a1f622..0000000000
--- a/include/hw/unicore32/puv3.h
+++ /dev/null
@@ -1,40 +0,0 @@
-/*
- * Misc PKUnity SoC declarations
- *
- * Copyright (C) 2010-2012 Guan Xuetao
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation, or any later version.
- * See the COPYING file in the top-level directory.
- */
-
-#ifndef QEMU_HW_PUV3_H
-#define QEMU_HW_PUV3_H
-
-#define PUV3_REGS_OFFSET        (0x1000) /* 4K is reasonable */
-
-/* Hardware interrupts */
-#define PUV3_IRQS_NR            (32)
-
-#define PUV3_IRQS_GPIOLOW0      (0)
-#define PUV3_IRQS_GPIOLOW1      (1)
-#define PUV3_IRQS_GPIOLOW2      (2)
-#define PUV3_IRQS_GPIOLOW3      (3)
-#define PUV3_IRQS_GPIOLOW4      (4)
-#define PUV3_IRQS_GPIOLOW5      (5)
-#define PUV3_IRQS_GPIOLOW6      (6)
-#define PUV3_IRQS_GPIOLOW7      (7)
-#define PUV3_IRQS_GPIOHIGH      (8)
-#define PUV3_IRQS_PS2_KBD       (22)
-#define PUV3_IRQS_PS2_AUX       (23)
-#define PUV3_IRQS_OST0          (26)
-
-/* All puv3_*.c use DPRINTF for debug. */
-#ifdef DEBUG_PUV3
-#define DPRINTF(fmt, ...) printf("%s: " fmt , __func__, ## __VA_ARGS__)
-#else
-#define DPRINTF(fmt, ...) do {} while (0)
-#endif
-
-#endif /* QEMU_HW_PUV3_H */
diff --git a/include/sysemu/arch_init.h b/include/sysemu/arch_init.h
index fc002b84de..e723c467eb 100644
--- a/include/sysemu/arch_init.h
+++ b/include/sysemu/arch_init.h
@@ -17,7 +17,6 @@ enum {
     QEMU_ARCH_SPARC = (1 << 11),
     QEMU_ARCH_XTENSA = (1 << 12),
     QEMU_ARCH_OPENRISC = (1 << 13),
-    QEMU_ARCH_UNICORE32 = (1 << 14),
     QEMU_ARCH_TRICORE = (1 << 16),
     QEMU_ARCH_NIOS2 = (1 << 17),
     QEMU_ARCH_HPPA = (1 << 18),
diff --git a/target/unicore32/cpu-param.h b/target/unicore32/cpu-param.h
deleted file mode 100644
index 94d8a5daa1..0000000000
--- a/target/unicore32/cpu-param.h
+++ /dev/null
@@ -1,17 +0,0 @@
-/*
- * UniCore32 cpu parameters for qemu.
- *
- * Copyright (C) 2010-2012 Guan Xuetao
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#ifndef UNICORE32_CPU_PARAM_H
-#define UNICORE32_CPU_PARAM_H 1
-
-#define TARGET_LONG_BITS                32
-#define TARGET_PAGE_BITS                12
-#define TARGET_PHYS_ADDR_SPACE_BITS     32
-#define TARGET_VIRT_ADDR_SPACE_BITS     32
-#define NB_MMU_MODES      2
-
-#endif
diff --git a/target/unicore32/cpu-qom.h b/target/unicore32/cpu-qom.h
deleted file mode 100644
index 43621e7479..0000000000
--- a/target/unicore32/cpu-qom.h
+++ /dev/null
@@ -1,37 +0,0 @@
-/*
- * QEMU UniCore32 CPU
- *
- * Copyright (c) 2012 SUSE LINUX Products GmbH
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation, or (at your option) any
- * later version. See the COPYING file in the top-level directory.
- */
-#ifndef QEMU_UC32_CPU_QOM_H
-#define QEMU_UC32_CPU_QOM_H
-
-#include "hw/core/cpu.h"
-#include "qom/object.h"
-
-#define TYPE_UNICORE32_CPU "unicore32-cpu"
-
-OBJECT_DECLARE_TYPE(UniCore32CPU, UniCore32CPUClass,
-                    UNICORE32_CPU)
-
-/**
- * UniCore32CPUClass:
- * @parent_realize: The parent class' realize handler.
- *
- * A UniCore32 CPU model.
- */
-struct UniCore32CPUClass {
-    /*< private >*/
-    CPUClass parent_class;
-    /*< public >*/
-
-    DeviceRealize parent_realize;
-};
-
-
-#endif
diff --git a/target/unicore32/cpu.h b/target/unicore32/cpu.h
deleted file mode 100644
index 7a32e086ed..0000000000
--- a/target/unicore32/cpu.h
+++ /dev/null
@@ -1,168 +0,0 @@
-/*
- * UniCore32 virtual CPU header
- *
- * Copyright (C) 2010-2012 Guan Xuetao
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation, or (at your option) any
- * later version. See the COPYING file in the top-level directory.
- */
-
-#ifndef UNICORE32_CPU_H
-#define UNICORE32_CPU_H
-
-#include "cpu-qom.h"
-#include "exec/cpu-defs.h"
-
-typedef struct CPUUniCore32State {
-    /* Regs for current mode.  */
-    uint32_t regs[32];
-    /* Frequently accessed ASR bits are stored separately for efficiently.
-       This contains all the other bits.  Use asr_{read,write} to access
-       the whole ASR.  */
-    uint32_t uncached_asr;
-    uint32_t bsr;
-
-    /* Banked registers.  */
-    uint32_t banked_bsr[6];
-    uint32_t banked_r29[6];
-    uint32_t banked_r30[6];
-
-    /* asr flag cache for faster execution */
-    uint32_t CF; /* 0 or 1 */
-    uint32_t VF; /* V is the bit 31. All other bits are undefined */
-    uint32_t NF; /* N is bit 31. All other bits are undefined.  */
-    uint32_t ZF; /* Z set if zero.  */
-
-    /* System control coprocessor (cp0) */
-    struct {
-        uint32_t c0_cpuid;
-        uint32_t c0_cachetype;
-        uint32_t c1_sys; /* System control register.  */
-        uint32_t c2_base; /* MMU translation table base.  */
-        uint32_t c3_faultstatus; /* Fault status registers.  */
-        uint32_t c4_faultaddr; /* Fault address registers.  */
-        uint32_t c5_cacheop; /* Cache operation registers.  */
-        uint32_t c6_tlbop; /* TLB operation registers. */
-    } cp0;
-
-    /* UniCore-F64 coprocessor state.  */
-    struct {
-        float64 regs[16];
-        uint32_t xregs[32];
-        float_status fp_status;
-    } ucf64;
-
-    /* Internal CPU feature flags.  */
-    uint32_t features;
-
-} CPUUniCore32State;
-
-/**
- * UniCore32CPU:
- * @env: #CPUUniCore32State
- *
- * A UniCore32 CPU.
- */
-struct UniCore32CPU {
-    /*< private >*/
-    CPUState parent_obj;
-    /*< public >*/
-
-    CPUNegativeOffsetState neg;
-    CPUUniCore32State env;
-};
-
-
-void uc32_cpu_do_interrupt(CPUState *cpu);
-bool uc32_cpu_exec_interrupt(CPUState *cpu, int int_req);
-void uc32_cpu_dump_state(CPUState *cpu, FILE *f, int flags);
-hwaddr uc32_cpu_get_phys_page_debug(CPUState *cpu, vaddr addr);
-
-#define ASR_M                   (0x1f)
-#define ASR_MODE_USER           (0x10)
-#define ASR_MODE_INTR           (0x12)
-#define ASR_MODE_PRIV           (0x13)
-#define ASR_MODE_TRAP           (0x17)
-#define ASR_MODE_EXTN           (0x1b)
-#define ASR_MODE_SUSR           (0x1f)
-#define ASR_I                   (1 << 7)
-#define ASR_V                   (1 << 28)
-#define ASR_C                   (1 << 29)
-#define ASR_Z                   (1 << 30)
-#define ASR_N                   (1 << 31)
-#define ASR_NZCV                (ASR_N | ASR_Z | ASR_C | ASR_V)
-#define ASR_RESERVED            (~(ASR_M | ASR_I | ASR_NZCV))
-
-#define UC32_EXCP_PRIV          (1)
-#define UC32_EXCP_ITRAP         (2)
-#define UC32_EXCP_DTRAP         (3)
-#define UC32_EXCP_INTR          (4)
-
-/* Return the current ASR value.  */
-target_ulong cpu_asr_read(CPUUniCore32State *env1);
-/* Set the ASR.  Note that some bits of mask must be all-set or all-clear.  */
-void cpu_asr_write(CPUUniCore32State *env1, target_ulong val, target_ulong 
mask);
-
-/* UniCore-F64 system registers.  */
-#define UC32_UCF64_FPSCR                (31)
-#define UCF64_FPSCR_MASK                (0x27ffffff)
-#define UCF64_FPSCR_RND_MASK            (0x7)
-#define UCF64_FPSCR_RND(r)              (((r) >>  0) & UCF64_FPSCR_RND_MASK)
-#define UCF64_FPSCR_TRAPEN_MASK         (0x7f)
-#define UCF64_FPSCR_TRAPEN(r)           (((r) >> 10) & UCF64_FPSCR_TRAPEN_MASK)
-#define UCF64_FPSCR_FLAG_MASK           (0x3ff)
-#define UCF64_FPSCR_FLAG(r)             (((r) >> 17) & UCF64_FPSCR_FLAG_MASK)
-#define UCF64_FPSCR_FLAG_ZERO           (1 << 17)
-#define UCF64_FPSCR_FLAG_INFINITY       (1 << 18)
-#define UCF64_FPSCR_FLAG_INVALID        (1 << 19)
-#define UCF64_FPSCR_FLAG_UNDERFLOW      (1 << 20)
-#define UCF64_FPSCR_FLAG_OVERFLOW       (1 << 21)
-#define UCF64_FPSCR_FLAG_INEXACT        (1 << 22)
-#define UCF64_FPSCR_FLAG_HUGEINT        (1 << 23)
-#define UCF64_FPSCR_FLAG_DENORMAL       (1 << 24)
-#define UCF64_FPSCR_FLAG_UNIMP          (1 << 25)
-#define UCF64_FPSCR_FLAG_DIVZERO        (1 << 26)
-
-#define UC32_HWCAP_CMOV                 4 /* 1 << 2 */
-#define UC32_HWCAP_UCF64                8 /* 1 << 3 */
-
-#define cpu_signal_handler              uc32_cpu_signal_handler
-
-int uc32_cpu_signal_handler(int host_signum, void *pinfo, void *puc);
-
-/* MMU modes definitions */
-#define MMU_USER_IDX 1
-static inline int cpu_mmu_index(CPUUniCore32State *env, bool ifetch)
-{
-    return (env->uncached_asr & ASR_M) == ASR_MODE_USER ? 1 : 0;
-}
-
-typedef CPUUniCore32State CPUArchState;
-typedef UniCore32CPU ArchCPU;
-
-#include "exec/cpu-all.h"
-
-#define UNICORE32_CPU_TYPE_SUFFIX "-" TYPE_UNICORE32_CPU
-#define UNICORE32_CPU_TYPE_NAME(model) model UNICORE32_CPU_TYPE_SUFFIX
-#define CPU_RESOLVING_TYPE TYPE_UNICORE32_CPU
-
-static inline void cpu_get_tb_cpu_state(CPUUniCore32State *env, target_ulong 
*pc,
-                                        target_ulong *cs_base, uint32_t *flags)
-{
-    *pc = env->regs[31];
-    *cs_base = 0;
-    *flags = 0;
-    if ((env->uncached_asr & ASR_M) != ASR_MODE_USER) {
-        *flags |= (1 << 6);
-    }
-}
-
-bool uc32_cpu_tlb_fill(CPUState *cs, vaddr address, int size,
-                       MMUAccessType access_type, int mmu_idx,
-                       bool probe, uintptr_t retaddr);
-void uc32_translate_init(void);
-void switch_mode(CPUUniCore32State *, int);
-
-#endif /* UNICORE32_CPU_H */
diff --git a/target/unicore32/helper.h b/target/unicore32/helper.h
deleted file mode 100644
index a4a5d45d1d..0000000000
--- a/target/unicore32/helper.h
+++ /dev/null
@@ -1,62 +0,0 @@
-/*
- * Copyright (C) 2010-2012 Guan Xuetao
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation, or (at your option) any
- * later version. See the COPYING file in the top-level directory.
- */
-
-#ifndef CONFIG_USER_ONLY
-DEF_HELPER_4(cp0_set, void, env, i32, i32, i32)
-DEF_HELPER_3(cp0_get, i32, env, i32, i32)
-DEF_HELPER_1(cp1_putc, void, i32)
-#endif
-
-DEF_HELPER_2(exception, void, env, i32)
-
-DEF_HELPER_3(asr_write, void, env, i32, i32)
-DEF_HELPER_1(asr_read, i32, env)
-
-DEF_HELPER_2(get_user_reg, i32, env, i32)
-DEF_HELPER_3(set_user_reg, void, env, i32, i32)
-
-DEF_HELPER_3(add_cc, i32, env, i32, i32)
-DEF_HELPER_3(adc_cc, i32, env, i32, i32)
-DEF_HELPER_3(sub_cc, i32, env, i32, i32)
-DEF_HELPER_3(sbc_cc, i32, env, i32, i32)
-
-DEF_HELPER_2(shl, i32, i32, i32)
-DEF_HELPER_2(shr, i32, i32, i32)
-DEF_HELPER_2(sar, i32, i32, i32)
-DEF_HELPER_3(shl_cc, i32, env, i32, i32)
-DEF_HELPER_3(shr_cc, i32, env, i32, i32)
-DEF_HELPER_3(sar_cc, i32, env, i32, i32)
-DEF_HELPER_3(ror_cc, i32, env, i32, i32)
-
-DEF_HELPER_1(ucf64_get_fpscr, i32, env)
-DEF_HELPER_2(ucf64_set_fpscr, void, env, i32)
-
-DEF_HELPER_3(ucf64_adds, f32, f32, f32, env)
-DEF_HELPER_3(ucf64_addd, f64, f64, f64, env)
-DEF_HELPER_3(ucf64_subs, f32, f32, f32, env)
-DEF_HELPER_3(ucf64_subd, f64, f64, f64, env)
-DEF_HELPER_3(ucf64_muls, f32, f32, f32, env)
-DEF_HELPER_3(ucf64_muld, f64, f64, f64, env)
-DEF_HELPER_3(ucf64_divs, f32, f32, f32, env)
-DEF_HELPER_3(ucf64_divd, f64, f64, f64, env)
-DEF_HELPER_1(ucf64_negs, f32, f32)
-DEF_HELPER_1(ucf64_negd, f64, f64)
-DEF_HELPER_1(ucf64_abss, f32, f32)
-DEF_HELPER_1(ucf64_absd, f64, f64)
-DEF_HELPER_4(ucf64_cmps, void, f32, f32, i32, env)
-DEF_HELPER_4(ucf64_cmpd, void, f64, f64, i32, env)
-
-DEF_HELPER_2(ucf64_sf2df, f64, f32, env)
-DEF_HELPER_2(ucf64_df2sf, f32, f64, env)
-
-DEF_HELPER_2(ucf64_si2sf, f32, f32, env)
-DEF_HELPER_2(ucf64_si2df, f64, f32, env)
-
-DEF_HELPER_2(ucf64_sf2si, f32, f32, env)
-DEF_HELPER_2(ucf64_df2si, f32, f64, env)
diff --git a/hw/dma/puv3_dma.c b/hw/dma/puv3_dma.c
deleted file mode 100644
index cca1e9ec21..0000000000
--- a/hw/dma/puv3_dma.c
+++ /dev/null
@@ -1,119 +0,0 @@
-/*
- * DMA device simulation in PKUnity SoC
- *
- * Copyright (C) 2010-2012 Guan Xuetao
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation, or any later version.
- * See the COPYING file in the top-level directory.
- */
-
-#include "qemu/osdep.h"
-#include "hw/sysbus.h"
-#include "qom/object.h"
-
-#undef DEBUG_PUV3
-#include "hw/unicore32/puv3.h"
-#include "qemu/module.h"
-#include "qemu/log.h"
-
-#define PUV3_DMA_CH_NR          (6)
-#define PUV3_DMA_CH_MASK        (0xff)
-#define PUV3_DMA_CH(offset)     ((offset) >> 8)
-
-#define TYPE_PUV3_DMA "puv3_dma"
-OBJECT_DECLARE_SIMPLE_TYPE(PUV3DMAState, PUV3_DMA)
-
-struct PUV3DMAState {
-    SysBusDevice parent_obj;
-
-    MemoryRegion iomem;
-    uint32_t reg_CFG[PUV3_DMA_CH_NR];
-};
-
-static uint64_t puv3_dma_read(void *opaque, hwaddr offset,
-        unsigned size)
-{
-    PUV3DMAState *s = opaque;
-    uint32_t ret = 0;
-
-    assert(PUV3_DMA_CH(offset) < PUV3_DMA_CH_NR);
-
-    switch (offset & PUV3_DMA_CH_MASK) {
-    case 0x10:
-        ret = s->reg_CFG[PUV3_DMA_CH(offset)];
-        break;
-    default:
-        qemu_log_mask(LOG_GUEST_ERROR,
-                      "%s: Bad read offset 0x%"HWADDR_PRIx"\n",
-                      __func__, offset);
-    }
-    DPRINTF("offset 0x%x, value 0x%x\n", offset, ret);
-
-    return ret;
-}
-
-static void puv3_dma_write(void *opaque, hwaddr offset,
-        uint64_t value, unsigned size)
-{
-    PUV3DMAState *s = opaque;
-
-    assert(PUV3_DMA_CH(offset) < PUV3_DMA_CH_NR);
-
-    switch (offset & PUV3_DMA_CH_MASK) {
-    case 0x10:
-        s->reg_CFG[PUV3_DMA_CH(offset)] = value;
-        break;
-    default:
-        qemu_log_mask(LOG_GUEST_ERROR,
-                      "%s: Bad write offset 0x%"HWADDR_PRIx"\n",
-                      __func__, offset);
-    }
-    DPRINTF("offset 0x%x, value 0x%x\n", offset, value);
-}
-
-static const MemoryRegionOps puv3_dma_ops = {
-    .read = puv3_dma_read,
-    .write = puv3_dma_write,
-    .impl = {
-        .min_access_size = 4,
-        .max_access_size = 4,
-    },
-    .endianness = DEVICE_NATIVE_ENDIAN,
-};
-
-static void puv3_dma_realize(DeviceState *dev, Error **errp)
-{
-    PUV3DMAState *s = PUV3_DMA(dev);
-    int i;
-
-    for (i = 0; i < PUV3_DMA_CH_NR; i++) {
-        s->reg_CFG[i] = 0x0;
-    }
-
-    memory_region_init_io(&s->iomem, OBJECT(s), &puv3_dma_ops, s, "puv3_dma",
-            PUV3_REGS_OFFSET);
-    sysbus_init_mmio(SYS_BUS_DEVICE(dev), &s->iomem);
-}
-
-static void puv3_dma_class_init(ObjectClass *klass, void *data)
-{
-    DeviceClass *dc = DEVICE_CLASS(klass);
-
-    dc->realize = puv3_dma_realize;
-}
-
-static const TypeInfo puv3_dma_info = {
-    .name = TYPE_PUV3_DMA,
-    .parent = TYPE_SYS_BUS_DEVICE,
-    .instance_size = sizeof(PUV3DMAState),
-    .class_init = puv3_dma_class_init,
-};
-
-static void puv3_dma_register_type(void)
-{
-    type_register_static(&puv3_dma_info);
-}
-
-type_init(puv3_dma_register_type)
diff --git a/hw/gpio/puv3_gpio.c b/hw/gpio/puv3_gpio.c
deleted file mode 100644
index e003ae505c..0000000000
--- a/hw/gpio/puv3_gpio.c
+++ /dev/null
@@ -1,154 +0,0 @@
-/*
- * GPIO device simulation in PKUnity SoC
- *
- * Copyright (C) 2010-2012 Guan Xuetao
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation, or any later version.
- * See the COPYING file in the top-level directory.
- */
-
-#include "qemu/osdep.h"
-#include "hw/sysbus.h"
-#include "qom/object.h"
-
-#undef DEBUG_PUV3
-#include "hw/unicore32/puv3.h"
-#include "qemu/module.h"
-#include "qemu/log.h"
-
-#define TYPE_PUV3_GPIO "puv3_gpio"
-OBJECT_DECLARE_SIMPLE_TYPE(PUV3GPIOState, PUV3_GPIO)
-
-struct PUV3GPIOState {
-    SysBusDevice parent_obj;
-
-    MemoryRegion iomem;
-    qemu_irq irq[9];
-
-    uint32_t reg_GPLR;
-    uint32_t reg_GPDR;
-    uint32_t reg_GPIR;
-};
-
-static uint64_t puv3_gpio_read(void *opaque, hwaddr offset,
-        unsigned size)
-{
-    PUV3GPIOState *s = opaque;
-    uint32_t ret = 0;
-
-    switch (offset) {
-    case 0x00:
-        ret = s->reg_GPLR;
-        break;
-    case 0x04:
-        ret = s->reg_GPDR;
-        break;
-    case 0x20:
-        ret = s->reg_GPIR;
-        break;
-    default:
-        qemu_log_mask(LOG_GUEST_ERROR,
-                      "%s: Bad read offset 0x%"HWADDR_PRIx"\n",
-                      __func__, offset);
-    }
-    DPRINTF("offset 0x%x, value 0x%x\n", offset, ret);
-
-    return ret;
-}
-
-static void puv3_gpio_write(void *opaque, hwaddr offset,
-        uint64_t value, unsigned size)
-{
-    PUV3GPIOState *s = opaque;
-
-    DPRINTF("offset 0x%x, value 0x%x\n", offset, value);
-    switch (offset) {
-    case 0x04:
-        s->reg_GPDR = value;
-        break;
-    case 0x08:
-        if (s->reg_GPDR & value) {
-            s->reg_GPLR |= value;
-        } else {
-            qemu_log_mask(LOG_GUEST_ERROR, "%s: Write gpio input port\n",
-                          __func__);
-        }
-        break;
-    case 0x0c:
-        if (s->reg_GPDR & value) {
-            s->reg_GPLR &= ~value;
-        } else {
-            qemu_log_mask(LOG_GUEST_ERROR, "%s: Write gpio input port\n",
-                          __func__);
-        }
-        break;
-    case 0x10: /* GRER */
-    case 0x14: /* GFER */
-    case 0x18: /* GEDR */
-        break;
-    case 0x20: /* GPIR */
-        s->reg_GPIR = value;
-        break;
-    default:
-        qemu_log_mask(LOG_GUEST_ERROR,
-                      "%s: Bad write offset 0x%"HWADDR_PRIx"\n",
-                      __func__, offset);
-    }
-}
-
-static const MemoryRegionOps puv3_gpio_ops = {
-    .read = puv3_gpio_read,
-    .write = puv3_gpio_write,
-    .impl = {
-        .min_access_size = 4,
-        .max_access_size = 4,
-    },
-    .endianness = DEVICE_NATIVE_ENDIAN,
-};
-
-static void puv3_gpio_realize(DeviceState *dev, Error **errp)
-{
-    PUV3GPIOState *s = PUV3_GPIO(dev);
-    SysBusDevice *sbd = SYS_BUS_DEVICE(dev);
-
-    s->reg_GPLR = 0;
-    s->reg_GPDR = 0;
-
-    /* FIXME: these irqs not handled yet */
-    sysbus_init_irq(sbd, &s->irq[PUV3_IRQS_GPIOLOW0]);
-    sysbus_init_irq(sbd, &s->irq[PUV3_IRQS_GPIOLOW1]);
-    sysbus_init_irq(sbd, &s->irq[PUV3_IRQS_GPIOLOW2]);
-    sysbus_init_irq(sbd, &s->irq[PUV3_IRQS_GPIOLOW3]);
-    sysbus_init_irq(sbd, &s->irq[PUV3_IRQS_GPIOLOW4]);
-    sysbus_init_irq(sbd, &s->irq[PUV3_IRQS_GPIOLOW5]);
-    sysbus_init_irq(sbd, &s->irq[PUV3_IRQS_GPIOLOW6]);
-    sysbus_init_irq(sbd, &s->irq[PUV3_IRQS_GPIOLOW7]);
-    sysbus_init_irq(sbd, &s->irq[PUV3_IRQS_GPIOHIGH]);
-
-    memory_region_init_io(&s->iomem, OBJECT(s), &puv3_gpio_ops, s, "puv3_gpio",
-            PUV3_REGS_OFFSET);
-    sysbus_init_mmio(sbd, &s->iomem);
-}
-
-static void puv3_gpio_class_init(ObjectClass *klass, void *data)
-{
-    DeviceClass *dc = DEVICE_CLASS(klass);
-
-    dc->realize = puv3_gpio_realize;
-}
-
-static const TypeInfo puv3_gpio_info = {
-    .name = TYPE_PUV3_GPIO,
-    .parent = TYPE_SYS_BUS_DEVICE,
-    .instance_size = sizeof(PUV3GPIOState),
-    .class_init = puv3_gpio_class_init,
-};
-
-static void puv3_gpio_register_type(void)
-{
-    type_register_static(&puv3_gpio_info);
-}
-
-type_init(puv3_gpio_register_type)
diff --git a/hw/intc/puv3_intc.c b/hw/intc/puv3_intc.c
deleted file mode 100644
index 65226f5e7c..0000000000
--- a/hw/intc/puv3_intc.c
+++ /dev/null
@@ -1,147 +0,0 @@
-/*
- * INTC device simulation in PKUnity SoC
- *
- * Copyright (C) 2010-2012 Guan Xuetao
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation, or any later version.
- * See the COPYING file in the top-level directory.
- */
-
-#include "qemu/osdep.h"
-#include "hw/irq.h"
-#include "hw/sysbus.h"
-#include "qom/object.h"
-
-#undef DEBUG_PUV3
-#include "hw/unicore32/puv3.h"
-#include "qemu/module.h"
-#include "qemu/log.h"
-
-#define TYPE_PUV3_INTC "puv3_intc"
-OBJECT_DECLARE_SIMPLE_TYPE(PUV3INTCState, PUV3_INTC)
-
-struct PUV3INTCState {
-    SysBusDevice parent_obj;
-
-    MemoryRegion iomem;
-    qemu_irq parent_irq;
-
-    uint32_t reg_ICMR;
-    uint32_t reg_ICPR;
-};
-
-/* Update interrupt status after enabled or pending bits have been changed.  */
-static void puv3_intc_update(PUV3INTCState *s)
-{
-    if (s->reg_ICMR & s->reg_ICPR) {
-        qemu_irq_raise(s->parent_irq);
-    } else {
-        qemu_irq_lower(s->parent_irq);
-    }
-}
-
-/* Process a change in an external INTC input. */
-static void puv3_intc_handler(void *opaque, int irq, int level)
-{
-    PUV3INTCState *s = opaque;
-
-    DPRINTF("irq 0x%x, level 0x%x\n", irq, level);
-    if (level) {
-        s->reg_ICPR |= (1 << irq);
-    } else {
-        s->reg_ICPR &= ~(1 << irq);
-    }
-    puv3_intc_update(s);
-}
-
-static uint64_t puv3_intc_read(void *opaque, hwaddr offset,
-        unsigned size)
-{
-    PUV3INTCState *s = opaque;
-    uint32_t ret = 0;
-
-    switch (offset) {
-    case 0x04: /* INTC_ICMR */
-        ret = s->reg_ICMR;
-        break;
-    case 0x0c: /* INTC_ICIP */
-        ret = s->reg_ICPR; /* the same value with ICPR */
-        break;
-    default:
-        qemu_log_mask(LOG_GUEST_ERROR,
-                      "%s: Bad read offset 0x%"HWADDR_PRIx"\n",
-                      __func__, offset);
-    }
-    DPRINTF("offset 0x%x, value 0x%x\n", offset, ret);
-    return ret;
-}
-
-static void puv3_intc_write(void *opaque, hwaddr offset,
-        uint64_t value, unsigned size)
-{
-    PUV3INTCState *s = opaque;
-
-    DPRINTF("offset 0x%x, value 0x%x\n", offset, value);
-    switch (offset) {
-    case 0x00: /* INTC_ICLR */
-    case 0x14: /* INTC_ICCR */
-        break;
-    case 0x04: /* INTC_ICMR */
-        s->reg_ICMR = value;
-        break;
-    default:
-        qemu_log_mask(LOG_GUEST_ERROR,
-                      "%s: Bad write offset 0x%"HWADDR_PRIx"\n",
-                      __func__, offset);
-        return;
-    }
-    puv3_intc_update(s);
-}
-
-static const MemoryRegionOps puv3_intc_ops = {
-    .read = puv3_intc_read,
-    .write = puv3_intc_write,
-    .impl = {
-        .min_access_size = 4,
-        .max_access_size = 4,
-    },
-    .endianness = DEVICE_NATIVE_ENDIAN,
-};
-
-static void puv3_intc_realize(DeviceState *dev, Error **errp)
-{
-    PUV3INTCState *s = PUV3_INTC(dev);
-    SysBusDevice *sbd = SYS_BUS_DEVICE(dev);
-
-    qdev_init_gpio_in(dev, puv3_intc_handler, PUV3_IRQS_NR);
-    sysbus_init_irq(sbd, &s->parent_irq);
-
-    s->reg_ICMR = 0;
-    s->reg_ICPR = 0;
-
-    memory_region_init_io(&s->iomem, OBJECT(s), &puv3_intc_ops, s, "puv3_intc",
-                          PUV3_REGS_OFFSET);
-    sysbus_init_mmio(sbd, &s->iomem);
-}
-
-static void puv3_intc_class_init(ObjectClass *klass, void *data)
-{
-    DeviceClass *dc = DEVICE_CLASS(klass);
-    dc->realize = puv3_intc_realize;
-}
-
-static const TypeInfo puv3_intc_info = {
-    .name = TYPE_PUV3_INTC,
-    .parent = TYPE_SYS_BUS_DEVICE,
-    .instance_size = sizeof(PUV3INTCState),
-    .class_init = puv3_intc_class_init,
-};
-
-static void puv3_intc_register_type(void)
-{
-    type_register_static(&puv3_intc_info);
-}
-
-type_init(puv3_intc_register_type)
diff --git a/hw/misc/puv3_pm.c b/hw/misc/puv3_pm.c
deleted file mode 100644
index 676c23f7db..0000000000
--- a/hw/misc/puv3_pm.c
+++ /dev/null
@@ -1,159 +0,0 @@
-/*
- * Power Management device simulation in PKUnity SoC
- *
- * Copyright (C) 2010-2012 Guan Xuetao
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation, or any later version.
- * See the COPYING file in the top-level directory.
- */
-
-#include "qemu/osdep.h"
-#include "hw/sysbus.h"
-#include "qom/object.h"
-
-#undef DEBUG_PUV3
-#include "hw/unicore32/puv3.h"
-#include "qemu/module.h"
-#include "qemu/log.h"
-
-#define TYPE_PUV3_PM "puv3_pm"
-OBJECT_DECLARE_SIMPLE_TYPE(PUV3PMState, PUV3_PM)
-
-struct PUV3PMState {
-    SysBusDevice parent_obj;
-
-    MemoryRegion iomem;
-
-    uint32_t reg_PMCR;
-    uint32_t reg_PCGR;
-    uint32_t reg_PLL_SYS_CFG;
-    uint32_t reg_PLL_DDR_CFG;
-    uint32_t reg_PLL_VGA_CFG;
-    uint32_t reg_DIVCFG;
-};
-
-static uint64_t puv3_pm_read(void *opaque, hwaddr offset,
-        unsigned size)
-{
-    PUV3PMState *s = opaque;
-    uint32_t ret = 0;
-
-    switch (offset) {
-    case 0x14:
-        ret = s->reg_PCGR;
-        break;
-    case 0x18:
-        ret = s->reg_PLL_SYS_CFG;
-        break;
-    case 0x1c:
-        ret = s->reg_PLL_DDR_CFG;
-        break;
-    case 0x20:
-        ret = s->reg_PLL_VGA_CFG;
-        break;
-    case 0x24:
-        ret = s->reg_DIVCFG;
-        break;
-    case 0x28: /* PLL SYS STATUS */
-        ret = 0x00002401;
-        break;
-    case 0x2c: /* PLL DDR STATUS */
-        ret = 0x00100c00;
-        break;
-    case 0x30: /* PLL VGA STATUS */
-        ret = 0x00003801;
-        break;
-    case 0x34: /* DIV STATUS */
-        ret = 0x22f52015;
-        break;
-    case 0x38: /* SW RESET */
-        ret = 0x0;
-        break;
-    case 0x44: /* PLL DFC DONE */
-        ret = 0x7;
-        break;
-    default:
-        qemu_log_mask(LOG_GUEST_ERROR,
-                      "%s: Bad read offset 0x%"HWADDR_PRIx"\n",
-                      __func__, offset);
-    }
-    DPRINTF("offset 0x%x, value 0x%x\n", offset, ret);
-
-    return ret;
-}
-
-static void puv3_pm_write(void *opaque, hwaddr offset,
-        uint64_t value, unsigned size)
-{
-    PUV3PMState *s = opaque;
-
-    switch (offset) {
-    case 0x0:
-        s->reg_PMCR = value;
-        break;
-    case 0x14:
-        s->reg_PCGR = value;
-        break;
-    case 0x18:
-        s->reg_PLL_SYS_CFG = value;
-        break;
-    case 0x1c:
-        s->reg_PLL_DDR_CFG = value;
-        break;
-    case 0x20:
-        s->reg_PLL_VGA_CFG = value;
-        break;
-    case 0x24:
-    case 0x38:
-        break;
-    default:
-        qemu_log_mask(LOG_GUEST_ERROR,
-                      "%s: Bad write offset 0x%"HWADDR_PRIx"\n",
-                      __func__, offset);
-    }
-    DPRINTF("offset 0x%x, value 0x%x\n", offset, value);
-}
-
-static const MemoryRegionOps puv3_pm_ops = {
-    .read = puv3_pm_read,
-    .write = puv3_pm_write,
-    .impl = {
-        .min_access_size = 4,
-        .max_access_size = 4,
-    },
-    .endianness = DEVICE_NATIVE_ENDIAN,
-};
-
-static void puv3_pm_realize(DeviceState *dev, Error **errp)
-{
-    PUV3PMState *s = PUV3_PM(dev);
-
-    s->reg_PCGR = 0x0;
-
-    memory_region_init_io(&s->iomem, OBJECT(s), &puv3_pm_ops, s, "puv3_pm",
-            PUV3_REGS_OFFSET);
-    sysbus_init_mmio(SYS_BUS_DEVICE(dev), &s->iomem);
-}
-
-static void puv3_pm_class_init(ObjectClass *klass, void *data)
-{
-    DeviceClass *dc = DEVICE_CLASS(klass);
-
-    dc->realize = puv3_pm_realize;
-}
-
-static const TypeInfo puv3_pm_info = {
-    .name = TYPE_PUV3_PM,
-    .parent = TYPE_SYS_BUS_DEVICE,
-    .instance_size = sizeof(PUV3PMState),
-    .class_init = puv3_pm_class_init,
-};
-
-static void puv3_pm_register_type(void)
-{
-    type_register_static(&puv3_pm_info);
-}
-
-type_init(puv3_pm_register_type)
diff --git a/hw/timer/puv3_ost.c b/hw/timer/puv3_ost.c
deleted file mode 100644
index d5bf26b56b..0000000000
--- a/hw/timer/puv3_ost.c
+++ /dev/null
@@ -1,166 +0,0 @@
-/*
- * OSTimer device simulation in PKUnity SoC
- *
- * Copyright (C) 2010-2012 Guan Xuetao
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation, or any later version.
- * See the COPYING file in the top-level directory.
- */
-
-#include "qemu/osdep.h"
-#include "hw/sysbus.h"
-#include "hw/irq.h"
-#include "hw/ptimer.h"
-#include "qemu/module.h"
-#include "qemu/log.h"
-#include "qom/object.h"
-
-#undef DEBUG_PUV3
-#include "hw/unicore32/puv3.h"
-
-#define TYPE_PUV3_OST "puv3_ost"
-OBJECT_DECLARE_SIMPLE_TYPE(PUV3OSTState, PUV3_OST)
-
-/* puv3 ostimer implementation. */
-struct PUV3OSTState {
-    SysBusDevice parent_obj;
-
-    MemoryRegion iomem;
-    qemu_irq irq;
-    ptimer_state *ptimer;
-
-    uint32_t reg_OSMR0;
-    uint32_t reg_OSCR;
-    uint32_t reg_OSSR;
-    uint32_t reg_OIER;
-};
-
-static uint64_t puv3_ost_read(void *opaque, hwaddr offset,
-        unsigned size)
-{
-    PUV3OSTState *s = opaque;
-    uint32_t ret = 0;
-
-    switch (offset) {
-    case 0x10: /* Counter Register */
-        ret = s->reg_OSMR0 - (uint32_t)ptimer_get_count(s->ptimer);
-        break;
-    case 0x14: /* Status Register */
-        ret = s->reg_OSSR;
-        break;
-    case 0x1c: /* Interrupt Enable Register */
-        ret = s->reg_OIER;
-        break;
-    default:
-        qemu_log_mask(LOG_GUEST_ERROR,
-                      "%s: Bad read offset 0x%"HWADDR_PRIx"\n",
-                      __func__, offset);
-    }
-    DPRINTF("offset 0x%x, value 0x%x\n", offset, ret);
-    return ret;
-}
-
-static void puv3_ost_write(void *opaque, hwaddr offset,
-        uint64_t value, unsigned size)
-{
-    PUV3OSTState *s = opaque;
-
-    DPRINTF("offset 0x%x, value 0x%x\n", offset, value);
-    switch (offset) {
-    case 0x00: /* Match Register 0 */
-        ptimer_transaction_begin(s->ptimer);
-        s->reg_OSMR0 = value;
-        if (s->reg_OSMR0 > s->reg_OSCR) {
-            ptimer_set_count(s->ptimer, s->reg_OSMR0 - s->reg_OSCR);
-        } else {
-            ptimer_set_count(s->ptimer, s->reg_OSMR0 +
-                    (0xffffffff - s->reg_OSCR));
-        }
-        ptimer_run(s->ptimer, 2);
-        ptimer_transaction_commit(s->ptimer);
-        break;
-    case 0x14: /* Status Register */
-        assert(value == 0);
-        if (s->reg_OSSR) {
-            s->reg_OSSR = value;
-            qemu_irq_lower(s->irq);
-        }
-        break;
-    case 0x1c: /* Interrupt Enable Register */
-        s->reg_OIER = value;
-        break;
-    default:
-        qemu_log_mask(LOG_GUEST_ERROR,
-                      "%s: Bad write offset 0x%"HWADDR_PRIx"\n",
-                      __func__, offset);
-    }
-}
-
-static const MemoryRegionOps puv3_ost_ops = {
-    .read = puv3_ost_read,
-    .write = puv3_ost_write,
-    .impl = {
-        .min_access_size = 4,
-        .max_access_size = 4,
-    },
-    .endianness = DEVICE_NATIVE_ENDIAN,
-};
-
-static void puv3_ost_tick(void *opaque)
-{
-    PUV3OSTState *s = opaque;
-
-    DPRINTF("ost hit when ptimer counter from 0x%x to 0x%x!\n",
-            s->reg_OSCR, s->reg_OSMR0);
-
-    s->reg_OSCR = s->reg_OSMR0;
-    if (s->reg_OIER) {
-        s->reg_OSSR = 1;
-        qemu_irq_raise(s->irq);
-    }
-}
-
-static void puv3_ost_realize(DeviceState *dev, Error **errp)
-{
-    PUV3OSTState *s = PUV3_OST(dev);
-    SysBusDevice *sbd = SYS_BUS_DEVICE(dev);
-
-    s->reg_OIER = 0;
-    s->reg_OSSR = 0;
-    s->reg_OSMR0 = 0;
-    s->reg_OSCR = 0;
-
-    sysbus_init_irq(sbd, &s->irq);
-
-    s->ptimer = ptimer_init(puv3_ost_tick, s, PTIMER_POLICY_DEFAULT);
-    ptimer_transaction_begin(s->ptimer);
-    ptimer_set_freq(s->ptimer, 50 * 1000 * 1000);
-    ptimer_transaction_commit(s->ptimer);
-
-    memory_region_init_io(&s->iomem, OBJECT(s), &puv3_ost_ops, s, "puv3_ost",
-            PUV3_REGS_OFFSET);
-    sysbus_init_mmio(sbd, &s->iomem);
-}
-
-static void puv3_ost_class_init(ObjectClass *klass, void *data)
-{
-    DeviceClass *dc = DEVICE_CLASS(klass);
-
-    dc->realize = puv3_ost_realize;
-}
-
-static const TypeInfo puv3_ost_info = {
-    .name = TYPE_PUV3_OST,
-    .parent = TYPE_SYS_BUS_DEVICE,
-    .instance_size = sizeof(PUV3OSTState),
-    .class_init = puv3_ost_class_init,
-};
-
-static void puv3_ost_register_type(void)
-{
-    type_register_static(&puv3_ost_info);
-}
-
-type_init(puv3_ost_register_type)
diff --git a/hw/unicore32/puv3.c b/hw/unicore32/puv3.c
deleted file mode 100644
index eacacb4249..0000000000
--- a/hw/unicore32/puv3.c
+++ /dev/null
@@ -1,145 +0,0 @@
-/*
- * Generic PKUnity SoC machine and board descriptor
- *
- * Copyright (C) 2010-2012 Guan Xuetao
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation, or any later version.
- * See the COPYING file in the top-level directory.
- */
-
-#include "qemu/osdep.h"
-#include "qapi/error.h"
-#include "cpu.h"
-#include "ui/console.h"
-#include "hw/boards.h"
-#include "hw/loader.h"
-#include "sysemu/qtest.h"
-#include "hw/unicore32/puv3.h"
-#include "hw/input/i8042.h"
-#include "hw/irq.h"
-
-#define KERNEL_LOAD_ADDR        0x03000000
-#define KERNEL_MAX_SIZE         0x00800000 /* Just a guess */
-
-/* PKUnity System bus (AHB): 0xc0000000 - 0xedffffff (640MB) */
-#define PUV3_DMA_BASE           (0xc0200000) /* AHB-4 */
-
-/* PKUnity Peripheral bus (APB): 0xee000000 - 0xefffffff (128MB) */
-#define PUV3_GPIO_BASE          (0xee500000) /* APB-5 */
-#define PUV3_INTC_BASE          (0xee600000) /* APB-6 */
-#define PUV3_OST_BASE           (0xee800000) /* APB-8 */
-#define PUV3_PM_BASE            (0xeea00000) /* APB-10 */
-#define PUV3_PS2_BASE           (0xeeb00000) /* APB-11 */
-
-static void puv3_intc_cpu_handler(void *opaque, int irq, int level)
-{
-    UniCore32CPU *cpu = opaque;
-    CPUState *cs = CPU(cpu);
-
-    assert(irq == 0);
-    if (level) {
-        cpu_interrupt(cs, CPU_INTERRUPT_HARD);
-    } else {
-        cpu_reset_interrupt(cs, CPU_INTERRUPT_HARD);
-    }
-}
-
-static void puv3_soc_init(CPUUniCore32State *env)
-{
-    qemu_irq cpu_intc, irqs[PUV3_IRQS_NR];
-    DeviceState *dev;
-    MemoryRegion *i8042 = g_new(MemoryRegion, 1);
-    int i;
-
-    /* Initialize interrupt controller */
-    cpu_intc = qemu_allocate_irq(puv3_intc_cpu_handler,
-                                 env_archcpu(env), 0);
-    dev = sysbus_create_simple("puv3_intc", PUV3_INTC_BASE, cpu_intc);
-    for (i = 0; i < PUV3_IRQS_NR; i++) {
-        irqs[i] = qdev_get_gpio_in(dev, i);
-    }
-
-    /* Initialize minimal necessary devices for kernel booting */
-    sysbus_create_simple("puv3_pm", PUV3_PM_BASE, NULL);
-    sysbus_create_simple("puv3_dma", PUV3_DMA_BASE, NULL);
-    sysbus_create_simple("puv3_ost", PUV3_OST_BASE, irqs[PUV3_IRQS_OST0]);
-    sysbus_create_varargs("puv3_gpio", PUV3_GPIO_BASE,
-            irqs[PUV3_IRQS_GPIOLOW0], irqs[PUV3_IRQS_GPIOLOW1],
-            irqs[PUV3_IRQS_GPIOLOW2], irqs[PUV3_IRQS_GPIOLOW3],
-            irqs[PUV3_IRQS_GPIOLOW4], irqs[PUV3_IRQS_GPIOLOW5],
-            irqs[PUV3_IRQS_GPIOLOW6], irqs[PUV3_IRQS_GPIOLOW7],
-            irqs[PUV3_IRQS_GPIOHIGH], NULL);
-
-    /* Keyboard (i8042), mouse disabled for nographic */
-    i8042_mm_init(irqs[PUV3_IRQS_PS2_KBD], NULL, i8042, PUV3_REGS_OFFSET, 4);
-    memory_region_add_subregion(get_system_memory(), PUV3_PS2_BASE, i8042);
-}
-
-static void puv3_board_init(CPUUniCore32State *env, ram_addr_t ram_size)
-{
-    MemoryRegion *ram_memory = g_new(MemoryRegion, 1);
-
-    /* SDRAM at address zero.  */
-    memory_region_init_ram(ram_memory, NULL, "puv3.ram", ram_size,
-                           &error_fatal);
-    memory_region_add_subregion(get_system_memory(), 0, ram_memory);
-}
-
-static const GraphicHwOps no_ops;
-
-static void puv3_load_kernel(const char *kernel_filename)
-{
-    int size;
-
-    if (kernel_filename == NULL && qtest_enabled()) {
-        return;
-    }
-    if (kernel_filename == NULL) {
-        error_report("kernel parameter cannot be empty");
-        exit(1);
-    }
-
-    /* only zImage format supported */
-    size = load_image_targphys(kernel_filename, KERNEL_LOAD_ADDR,
-            KERNEL_MAX_SIZE);
-    if (size < 0) {
-        error_report("Load kernel error: '%s'", kernel_filename);
-        exit(1);
-    }
-
-    /* cheat curses that we have a graphic console, only under ocd console */
-    graphic_console_init(NULL, 0, &no_ops, NULL);
-}
-
-static void puv3_init(MachineState *machine)
-{
-    ram_addr_t ram_size = machine->ram_size;
-    const char *kernel_filename = machine->kernel_filename;
-    const char *initrd_filename = machine->initrd_filename;
-    CPUUniCore32State *env;
-    UniCore32CPU *cpu;
-
-    if (initrd_filename) {
-        error_report("Please use kernel built-in initramdisk");
-        exit(1);
-    }
-
-    cpu = UNICORE32_CPU(cpu_create(machine->cpu_type));
-    env = &cpu->env;
-
-    puv3_soc_init(env);
-    puv3_board_init(env, ram_size);
-    puv3_load_kernel(kernel_filename);
-}
-
-static void puv3_machine_init(MachineClass *mc)
-{
-    mc->desc = "PKUnity Version-3 based on UniCore32";
-    mc->init = puv3_init;
-    mc->is_default = true;
-    mc->default_cpu_type = UNICORE32_CPU_TYPE_NAME("UniCore-II");
-}
-
-DEFINE_MACHINE("puv3", puv3_machine_init)
diff --git a/softmmu/arch_init.c b/softmmu/arch_init.c
index 2b90884e3a..6ff9f30bad 100644
--- a/softmmu/arch_init.c
+++ b/softmmu/arch_init.c
@@ -80,8 +80,6 @@ int graphic_depth = 32;
 #define QEMU_ARCH QEMU_ARCH_SPARC
 #elif defined(TARGET_TRICORE)
 #define QEMU_ARCH QEMU_ARCH_TRICORE
-#elif defined(TARGET_UNICORE32)
-#define QEMU_ARCH QEMU_ARCH_UNICORE32
 #elif defined(TARGET_XTENSA)
 #define QEMU_ARCH QEMU_ARCH_XTENSA
 #elif defined(TARGET_AVR)
diff --git a/target/unicore32/cpu.c b/target/unicore32/cpu.c
deleted file mode 100644
index 0258884f84..0000000000
--- a/target/unicore32/cpu.c
+++ /dev/null
@@ -1,174 +0,0 @@
-/*
- * QEMU UniCore32 CPU
- *
- * Copyright (c) 2010-2012 Guan Xuetao
- * Copyright (c) 2012 SUSE LINUX Products GmbH
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * Contributions from 2012-04-01 on are considered under GPL version 2,
- * or (at your option) any later version.
- */
-
-#include "qemu/osdep.h"
-#include "qapi/error.h"
-#include "cpu.h"
-#include "migration/vmstate.h"
-#include "exec/exec-all.h"
-
-static void uc32_cpu_set_pc(CPUState *cs, vaddr value)
-{
-    UniCore32CPU *cpu = UNICORE32_CPU(cs);
-
-    cpu->env.regs[31] = value;
-}
-
-static bool uc32_cpu_has_work(CPUState *cs)
-{
-    return cs->interrupt_request &
-        (CPU_INTERRUPT_HARD | CPU_INTERRUPT_EXITTB);
-}
-
-static inline void set_feature(CPUUniCore32State *env, int feature)
-{
-    env->features |= feature;
-}
-
-/* CPU models */
-
-static ObjectClass *uc32_cpu_class_by_name(const char *cpu_model)
-{
-    ObjectClass *oc;
-    char *typename;
-
-    typename = g_strdup_printf(UNICORE32_CPU_TYPE_NAME("%s"), cpu_model);
-    oc = object_class_by_name(typename);
-    g_free(typename);
-    if (oc != NULL && (!object_class_dynamic_cast(oc, TYPE_UNICORE32_CPU) ||
-                       object_class_is_abstract(oc))) {
-        oc = NULL;
-    }
-    return oc;
-}
-
-static void unicore_ii_cpu_initfn(Object *obj)
-{
-    UniCore32CPU *cpu = UNICORE32_CPU(obj);
-    CPUUniCore32State *env = &cpu->env;
-
-    env->cp0.c0_cpuid = 0x4d000863;
-    env->cp0.c0_cachetype = 0x0d152152;
-    env->cp0.c1_sys = 0x2000;
-    env->cp0.c2_base = 0x0;
-    env->cp0.c3_faultstatus = 0x0;
-    env->cp0.c4_faultaddr = 0x0;
-    env->ucf64.xregs[UC32_UCF64_FPSCR] = 0;
-
-    set_feature(env, UC32_HWCAP_CMOV);
-    set_feature(env, UC32_HWCAP_UCF64);
-}
-
-static void uc32_any_cpu_initfn(Object *obj)
-{
-    UniCore32CPU *cpu = UNICORE32_CPU(obj);
-    CPUUniCore32State *env = &cpu->env;
-
-    env->cp0.c0_cpuid = 0xffffffff;
-    env->ucf64.xregs[UC32_UCF64_FPSCR] = 0;
-
-    set_feature(env, UC32_HWCAP_CMOV);
-    set_feature(env, UC32_HWCAP_UCF64);
-}
-
-static void uc32_cpu_realizefn(DeviceState *dev, Error **errp)
-{
-    CPUState *cs = CPU(dev);
-    UniCore32CPUClass *ucc = UNICORE32_CPU_GET_CLASS(dev);
-    Error *local_err = NULL;
-
-    cpu_exec_realizefn(cs, &local_err);
-    if (local_err != NULL) {
-        error_propagate(errp, local_err);
-        return;
-    }
-
-    qemu_init_vcpu(cs);
-
-    ucc->parent_realize(dev, errp);
-}
-
-static void uc32_cpu_initfn(Object *obj)
-{
-    UniCore32CPU *cpu = UNICORE32_CPU(obj);
-    CPUUniCore32State *env = &cpu->env;
-
-    cpu_set_cpustate_pointers(cpu);
-
-#ifdef CONFIG_USER_ONLY
-    env->uncached_asr = ASR_MODE_USER;
-    env->regs[31] = 0;
-#else
-    env->uncached_asr = ASR_MODE_PRIV;
-    env->regs[31] = 0x03000000;
-#endif
-}
-
-static const VMStateDescription vmstate_uc32_cpu = {
-    .name = "cpu",
-    .unmigratable = 1,
-};
-
-#include "hw/core/tcg-cpu-ops.h"
-
-static struct TCGCPUOps uc32_tcg_ops = {
-    .initialize = uc32_translate_init,
-    .cpu_exec_interrupt = uc32_cpu_exec_interrupt,
-    .tlb_fill = uc32_cpu_tlb_fill,
-
-#ifndef CONFIG_USER_ONLY
-    .do_interrupt = uc32_cpu_do_interrupt,
-#endif /* !CONFIG_USER_ONLY */
-};
-
-static void uc32_cpu_class_init(ObjectClass *oc, void *data)
-{
-    DeviceClass *dc = DEVICE_CLASS(oc);
-    CPUClass *cc = CPU_CLASS(oc);
-    UniCore32CPUClass *ucc = UNICORE32_CPU_CLASS(oc);
-
-    device_class_set_parent_realize(dc, uc32_cpu_realizefn,
-                                    &ucc->parent_realize);
-
-    cc->class_by_name = uc32_cpu_class_by_name;
-    cc->has_work = uc32_cpu_has_work;
-    cc->dump_state = uc32_cpu_dump_state;
-    cc->set_pc = uc32_cpu_set_pc;
-    cc->get_phys_page_debug = uc32_cpu_get_phys_page_debug;
-    dc->vmsd = &vmstate_uc32_cpu;
-    cc->tcg_ops = &uc32_tcg_ops;
-}
-
-#define DEFINE_UNICORE32_CPU_TYPE(cpu_model, initfn) \
-    {                                                \
-        .parent = TYPE_UNICORE32_CPU,                \
-        .instance_init = initfn,                     \
-        .name = UNICORE32_CPU_TYPE_NAME(cpu_model),  \
-    }
-
-static const TypeInfo uc32_cpu_type_infos[] = {
-    {
-        .name = TYPE_UNICORE32_CPU,
-        .parent = TYPE_CPU,
-        .instance_size = sizeof(UniCore32CPU),
-        .instance_init = uc32_cpu_initfn,
-        .abstract = true,
-        .class_size = sizeof(UniCore32CPUClass),
-        .class_init = uc32_cpu_class_init,
-    },
-    DEFINE_UNICORE32_CPU_TYPE("UniCore-II", unicore_ii_cpu_initfn),
-    DEFINE_UNICORE32_CPU_TYPE("any", uc32_any_cpu_initfn),
-};
-
-DEFINE_TYPES(uc32_cpu_type_infos)
diff --git a/target/unicore32/helper.c b/target/unicore32/helper.c
deleted file mode 100644
index 704393c27f..0000000000
--- a/target/unicore32/helper.c
+++ /dev/null
@@ -1,183 +0,0 @@
-/*
- * Copyright (C) 2010-2012 Guan Xuetao
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * Contributions from 2012-04-01 on are considered under GPL version 2,
- * or (at your option) any later version.
- */
-
-#include "qemu/osdep.h"
-#include "qemu/log.h"
-#include "cpu.h"
-#include "exec/exec-all.h"
-#include "exec/helper-proto.h"
-#include "semihosting/console.h"
-
-#undef DEBUG_UC32
-
-#ifdef DEBUG_UC32
-#define DPRINTF(fmt, ...) printf("%s: " fmt , __func__, ## __VA_ARGS__)
-#else
-#define DPRINTF(fmt, ...) do {} while (0)
-#endif
-
-#ifndef CONFIG_USER_ONLY
-void helper_cp0_set(CPUUniCore32State *env, uint32_t val, uint32_t creg,
-        uint32_t cop)
-{
-    /*
-     * movc pp.nn, rn, #imm9
-     *      rn: UCOP_REG_D
-     *      nn: UCOP_REG_N
-     *          1: sys control reg.
-     *          2: page table base reg.
-     *          3: data fault status reg.
-     *          4: insn fault status reg.
-     *          5: cache op. reg.
-     *          6: tlb op. reg.
-     *      imm9: split UCOP_IMM10 with bit5 is 0
-     */
-    switch (creg) {
-    case 1:
-        if (cop != 0) {
-            goto unrecognized;
-        }
-        env->cp0.c1_sys = val;
-        break;
-    case 2:
-        if (cop != 0) {
-            goto unrecognized;
-        }
-        env->cp0.c2_base = val;
-        break;
-    case 3:
-        if (cop != 0) {
-            goto unrecognized;
-        }
-        env->cp0.c3_faultstatus = val;
-        break;
-    case 4:
-        if (cop != 0) {
-            goto unrecognized;
-        }
-        env->cp0.c4_faultaddr = val;
-        break;
-    case 5:
-        switch (cop) {
-        case 28:
-            DPRINTF("Invalidate Entire I&D cache\n");
-            return;
-        case 20:
-            DPRINTF("Invalidate Entire Icache\n");
-            return;
-        case 12:
-            DPRINTF("Invalidate Entire Dcache\n");
-            return;
-        case 10:
-            DPRINTF("Clean Entire Dcache\n");
-            return;
-        case 14:
-            DPRINTF("Flush Entire Dcache\n");
-            return;
-        case 13:
-            DPRINTF("Invalidate Dcache line\n");
-            return;
-        case 11:
-            DPRINTF("Clean Dcache line\n");
-            return;
-        case 15:
-            DPRINTF("Flush Dcache line\n");
-            return;
-        }
-        break;
-    case 6:
-        if ((cop <= 6) && (cop >= 2)) {
-            /* invalid all tlb */
-            tlb_flush(env_cpu(env));
-            return;
-        }
-        break;
-    default:
-        goto unrecognized;
-    }
-    return;
-unrecognized:
-    qemu_log_mask(LOG_GUEST_ERROR,
-                  "Wrong register (%d) or wrong operation (%d) in cp0_set!\n",
-                  creg, cop);
-}
-
-uint32_t helper_cp0_get(CPUUniCore32State *env, uint32_t creg, uint32_t cop)
-{
-    /*
-     * movc rd, pp.nn, #imm9
-     *      rd: UCOP_REG_D
-     *      nn: UCOP_REG_N
-     *          0: cpuid and cachetype
-     *          1: sys control reg.
-     *          2: page table base reg.
-     *          3: data fault status reg.
-     *          4: insn fault status reg.
-     *      imm9: split UCOP_IMM10 with bit5 is 0
-     */
-    switch (creg) {
-    case 0:
-        switch (cop) {
-        case 0:
-            return env->cp0.c0_cpuid;
-        case 1:
-            return env->cp0.c0_cachetype;
-        }
-        break;
-    case 1:
-        if (cop == 0) {
-            return env->cp0.c1_sys;
-        }
-        break;
-    case 2:
-        if (cop == 0) {
-            return env->cp0.c2_base;
-        }
-        break;
-    case 3:
-        if (cop == 0) {
-            return env->cp0.c3_faultstatus;
-        }
-        break;
-    case 4:
-        if (cop == 0) {
-            return env->cp0.c4_faultaddr;
-        }
-        break;
-    }
-    qemu_log_mask(LOG_GUEST_ERROR,
-                  "Wrong register (%d) or wrong operation (%d) in cp0_set!\n",
-                  creg, cop);
-    return 0;
-}
-
-void helper_cp1_putc(target_ulong regval)
-{
-    const char c = regval;
-
-    qemu_semihosting_log_out(&c, sizeof(c));
-}
-#endif /* !CONFIG_USER_ONLY */
-
-bool uc32_cpu_exec_interrupt(CPUState *cs, int interrupt_request)
-{
-    if (interrupt_request & CPU_INTERRUPT_HARD) {
-        UniCore32CPU *cpu = UNICORE32_CPU(cs);
-        CPUUniCore32State *env = &cpu->env;
-
-        if (!(env->uncached_asr & ASR_I)) {
-            cs->exception_index = UC32_EXCP_INTR;
-            uc32_cpu_do_interrupt(cs);
-            return true;
-        }
-    }
-    return false;
-}
diff --git a/target/unicore32/op_helper.c b/target/unicore32/op_helper.c
deleted file mode 100644
index eeaa78601a..0000000000
--- a/target/unicore32/op_helper.c
+++ /dev/null
@@ -1,244 +0,0 @@
-/*
- *  UniCore32 helper routines
- *
- * Copyright (C) 2010-2012 Guan Xuetao
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation, or (at your option) any
- * later version. See the COPYING file in the top-level directory.
- */
-#include "qemu/osdep.h"
-#include "cpu.h"
-#include "exec/helper-proto.h"
-#include "exec/exec-all.h"
-#include "exec/cpu_ldst.h"
-
-#define SIGNBIT (uint32_t)0x80000000
-#define SIGNBIT64 ((uint64_t)1 << 63)
-
-void HELPER(exception)(CPUUniCore32State *env, uint32_t excp)
-{
-    CPUState *cs = env_cpu(env);
-
-    cs->exception_index = excp;
-    cpu_loop_exit(cs);
-}
-
-static target_ulong asr_read(CPUUniCore32State *env)
-{
-    int ZF;
-    ZF = (env->ZF == 0);
-    return env->uncached_asr | (env->NF & 0x80000000) | (ZF << 30) |
-        (env->CF << 29) | ((env->VF & 0x80000000) >> 3);
-}
-
-target_ulong cpu_asr_read(CPUUniCore32State *env)
-{
-    return asr_read(env);
-}
-
-target_ulong HELPER(asr_read)(CPUUniCore32State *env)
-{
-    return asr_read(env);
-}
-
-static void asr_write(CPUUniCore32State *env, target_ulong val,
-                      target_ulong mask)
-{
-    if (mask & ASR_NZCV) {
-        env->ZF = (~val) & ASR_Z;
-        env->NF = val;
-        env->CF = (val >> 29) & 1;
-        env->VF = (val << 3) & 0x80000000;
-    }
-
-    if ((env->uncached_asr ^ val) & mask & ASR_M) {
-        switch_mode(env, val & ASR_M);
-    }
-    mask &= ~ASR_NZCV;
-    env->uncached_asr = (env->uncached_asr & ~mask) | (val & mask);
-}
-
-void cpu_asr_write(CPUUniCore32State *env, target_ulong val, target_ulong mask)
-{
-    asr_write(env, val, mask);
-}
-
-void HELPER(asr_write)(CPUUniCore32State *env, target_ulong val,
-                       target_ulong mask)
-{
-    asr_write(env, val, mask);
-}
-
-/* Access to user mode registers from privileged modes.  */
-uint32_t HELPER(get_user_reg)(CPUUniCore32State *env, uint32_t regno)
-{
-    uint32_t val;
-
-    if (regno == 29) {
-        val = env->banked_r29[0];
-    } else if (regno == 30) {
-        val = env->banked_r30[0];
-    } else {
-        val = env->regs[regno];
-    }
-    return val;
-}
-
-void HELPER(set_user_reg)(CPUUniCore32State *env, uint32_t regno, uint32_t val)
-{
-    if (regno == 29) {
-        env->banked_r29[0] = val;
-    } else if (regno == 30) {
-        env->banked_r30[0] = val;
-    } else {
-        env->regs[regno] = val;
-    }
-}
-
-/* ??? Flag setting arithmetic is awkward because we need to do comparisons.
-   The only way to do that in TCG is a conditional branch, which clobbers
-   all our temporaries.  For now implement these as helper functions.  */
-
-uint32_t HELPER(add_cc)(CPUUniCore32State *env, uint32_t a, uint32_t b)
-{
-    uint32_t result;
-    result = a + b;
-    env->NF = env->ZF = result;
-    env->CF = result < a;
-    env->VF = (a ^ b ^ -1) & (a ^ result);
-    return result;
-}
-
-uint32_t HELPER(adc_cc)(CPUUniCore32State *env, uint32_t a, uint32_t b)
-{
-    uint32_t result;
-    if (!env->CF) {
-        result = a + b;
-        env->CF = result < a;
-    } else {
-        result = a + b + 1;
-        env->CF = result <= a;
-    }
-    env->VF = (a ^ b ^ -1) & (a ^ result);
-    env->NF = env->ZF = result;
-    return result;
-}
-
-uint32_t HELPER(sub_cc)(CPUUniCore32State *env, uint32_t a, uint32_t b)
-{
-    uint32_t result;
-    result = a - b;
-    env->NF = env->ZF = result;
-    env->CF = a >= b;
-    env->VF = (a ^ b) & (a ^ result);
-    return result;
-}
-
-uint32_t HELPER(sbc_cc)(CPUUniCore32State *env, uint32_t a, uint32_t b)
-{
-    uint32_t result;
-    if (!env->CF) {
-        result = a - b - 1;
-        env->CF = a > b;
-    } else {
-        result = a - b;
-        env->CF = a >= b;
-    }
-    env->VF = (a ^ b) & (a ^ result);
-    env->NF = env->ZF = result;
-    return result;
-}
-
-/* Similarly for variable shift instructions.  */
-
-uint32_t HELPER(shl)(uint32_t x, uint32_t i)
-{
-    int shift = i & 0xff;
-    if (shift >= 32) {
-        return 0;
-    }
-    return x << shift;
-}
-
-uint32_t HELPER(shr)(uint32_t x, uint32_t i)
-{
-    int shift = i & 0xff;
-    if (shift >= 32) {
-        return 0;
-    }
-    return (uint32_t)x >> shift;
-}
-
-uint32_t HELPER(sar)(uint32_t x, uint32_t i)
-{
-    int shift = i & 0xff;
-    if (shift >= 32) {
-        shift = 31;
-    }
-    return (int32_t)x >> shift;
-}
-
-uint32_t HELPER(shl_cc)(CPUUniCore32State *env, uint32_t x, uint32_t i)
-{
-    int shift = i & 0xff;
-    if (shift >= 32) {
-        if (shift == 32) {
-            env->CF = x & 1;
-        } else {
-            env->CF = 0;
-        }
-        return 0;
-    } else if (shift != 0) {
-        env->CF = (x >> (32 - shift)) & 1;
-        return x << shift;
-    }
-    return x;
-}
-
-uint32_t HELPER(shr_cc)(CPUUniCore32State *env, uint32_t x, uint32_t i)
-{
-    int shift = i & 0xff;
-    if (shift >= 32) {
-        if (shift == 32) {
-            env->CF = (x >> 31) & 1;
-        } else {
-            env->CF = 0;
-        }
-        return 0;
-    } else if (shift != 0) {
-        env->CF = (x >> (shift - 1)) & 1;
-        return x >> shift;
-    }
-    return x;
-}
-
-uint32_t HELPER(sar_cc)(CPUUniCore32State *env, uint32_t x, uint32_t i)
-{
-    int shift = i & 0xff;
-    if (shift >= 32) {
-        env->CF = (x >> 31) & 1;
-        return (int32_t)x >> 31;
-    } else if (shift != 0) {
-        env->CF = (x >> (shift - 1)) & 1;
-        return (int32_t)x >> shift;
-    }
-    return x;
-}
-
-uint32_t HELPER(ror_cc)(CPUUniCore32State *env, uint32_t x, uint32_t i)
-{
-    int shift1, shift;
-    shift1 = i & 0xff;
-    shift = shift1 & 0x1f;
-    if (shift == 0) {
-        if (shift1 != 0) {
-            env->CF = (x >> 31) & 1;
-        }
-        return x;
-    } else {
-        env->CF = (x >> (shift - 1)) & 1;
-        return ((uint32_t)x >> shift) | (x << (32 - shift));
-    }
-}
diff --git a/target/unicore32/softmmu.c b/target/unicore32/softmmu.c
deleted file mode 100644
index cbdaa500b7..0000000000
--- a/target/unicore32/softmmu.c
+++ /dev/null
@@ -1,280 +0,0 @@
-/*
- * Softmmu related functions
- *
- * Copyright (C) 2010-2012 Guan Xuetao
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation, or any later version.
- * See the COPYING file in the top-level directory.
- */
-#ifdef CONFIG_USER_ONLY
-#error This file only exist under softmmu circumstance
-#endif
-
-#include "qemu/osdep.h"
-#include "cpu.h"
-#include "exec/exec-all.h"
-#include "qemu/error-report.h"
-
-#undef DEBUG_UC32
-
-#ifdef DEBUG_UC32
-#define DPRINTF(fmt, ...) printf("%s: " fmt , __func__, ## __VA_ARGS__)
-#else
-#define DPRINTF(fmt, ...) do {} while (0)
-#endif
-
-#define SUPERPAGE_SIZE             (1 << 22)
-#define UC32_PAGETABLE_READ        (1 << 8)
-#define UC32_PAGETABLE_WRITE       (1 << 7)
-#define UC32_PAGETABLE_EXEC        (1 << 6)
-#define UC32_PAGETABLE_EXIST       (1 << 2)
-#define PAGETABLE_TYPE(x)          ((x) & 3)
-
-
-/* Map CPU modes onto saved register banks.  */
-static inline int bank_number(CPUUniCore32State *env, int mode)
-{
-    switch (mode) {
-    case ASR_MODE_USER:
-    case ASR_MODE_SUSR:
-        return 0;
-    case ASR_MODE_PRIV:
-        return 1;
-    case ASR_MODE_TRAP:
-        return 2;
-    case ASR_MODE_EXTN:
-        return 3;
-    case ASR_MODE_INTR:
-        return 4;
-    }
-    cpu_abort(env_cpu(env), "Bad mode %x\n", mode);
-    return -1;
-}
-
-void switch_mode(CPUUniCore32State *env, int mode)
-{
-    int old_mode;
-    int i;
-
-    old_mode = env->uncached_asr & ASR_M;
-    if (mode == old_mode) {
-        return;
-    }
-
-    i = bank_number(env, old_mode);
-    env->banked_r29[i] = env->regs[29];
-    env->banked_r30[i] = env->regs[30];
-    env->banked_bsr[i] = env->bsr;
-
-    i = bank_number(env, mode);
-    env->regs[29] = env->banked_r29[i];
-    env->regs[30] = env->banked_r30[i];
-    env->bsr = env->banked_bsr[i];
-}
-
-/* Handle a CPU exception.  */
-void uc32_cpu_do_interrupt(CPUState *cs)
-{
-    UniCore32CPU *cpu = UNICORE32_CPU(cs);
-    CPUUniCore32State *env = &cpu->env;
-    uint32_t addr;
-    int new_mode;
-
-    switch (cs->exception_index) {
-    case UC32_EXCP_PRIV:
-        new_mode = ASR_MODE_PRIV;
-        addr = 0x08;
-        break;
-    case UC32_EXCP_ITRAP:
-        DPRINTF("itrap happened at %x\n", env->regs[31]);
-        new_mode = ASR_MODE_TRAP;
-        addr = 0x0c;
-        break;
-    case UC32_EXCP_DTRAP:
-        DPRINTF("dtrap happened at %x\n", env->regs[31]);
-        new_mode = ASR_MODE_TRAP;
-        addr = 0x10;
-        break;
-    case UC32_EXCP_INTR:
-        new_mode = ASR_MODE_INTR;
-        addr = 0x18;
-        break;
-    default:
-        cpu_abort(cs, "Unhandled exception 0x%x\n", cs->exception_index);
-        return;
-    }
-    /* High vectors.  */
-    if (env->cp0.c1_sys & (1 << 13)) {
-        addr += 0xffff0000;
-    }
-
-    switch_mode(env, new_mode);
-    env->bsr = cpu_asr_read(env);
-    env->uncached_asr = (env->uncached_asr & ~ASR_M) | new_mode;
-    env->uncached_asr |= ASR_I;
-    /* The PC already points to the proper instruction.  */
-    env->regs[30] = env->regs[31];
-    env->regs[31] = addr;
-    cs->interrupt_request |= CPU_INTERRUPT_EXITTB;
-}
-
-static int get_phys_addr_ucv2(CPUUniCore32State *env, uint32_t address,
-        int access_type, int is_user, uint32_t *phys_ptr, int *prot,
-        target_ulong *page_size)
-{
-    CPUState *cs = env_cpu(env);
-    int code;
-    uint32_t table;
-    uint32_t desc;
-    uint32_t phys_addr;
-
-    /* Pagetable walk.  */
-    /* Lookup l1 descriptor.  */
-    table = env->cp0.c2_base & 0xfffff000;
-    table |= (address >> 20) & 0xffc;
-    desc = ldl_phys(cs->as, table);
-    code = 0;
-    switch (PAGETABLE_TYPE(desc)) {
-    case 3:
-        /* Superpage  */
-        if (!(desc & UC32_PAGETABLE_EXIST)) {
-            code = 0x0b; /* superpage miss */
-            goto do_fault;
-        }
-        phys_addr = (desc & 0xffc00000) | (address & 0x003fffff);
-        *page_size = SUPERPAGE_SIZE;
-        break;
-    case 0:
-        /* Lookup l2 entry.  */
-        if (is_user) {
-            DPRINTF("PGD address %x, desc %x\n", table, desc);
-        }
-        if (!(desc & UC32_PAGETABLE_EXIST)) {
-            code = 0x05; /* second pagetable miss */
-            goto do_fault;
-        }
-        table = (desc & 0xfffff000) | ((address >> 10) & 0xffc);
-        desc = ldl_phys(cs->as, table);
-        /* 4k page.  */
-        if (is_user) {
-            DPRINTF("PTE address %x, desc %x\n", table, desc);
-        }
-        if (!(desc & UC32_PAGETABLE_EXIST)) {
-            code = 0x08; /* page miss */
-            goto do_fault;
-        }
-        switch (PAGETABLE_TYPE(desc)) {
-        case 0:
-            phys_addr = (desc & 0xfffff000) | (address & 0xfff);
-            *page_size = TARGET_PAGE_SIZE;
-            break;
-        default:
-            cpu_abort(cs, "wrong page type!");
-        }
-        break;
-    default:
-        cpu_abort(cs, "wrong page type!");
-    }
-
-    *phys_ptr = phys_addr;
-    *prot = 0;
-    /* Check access permissions.  */
-    if (desc & UC32_PAGETABLE_READ) {
-        *prot |= PAGE_READ;
-    } else {
-        if (is_user && (access_type == 0)) {
-            code = 0x11; /* access unreadable area */
-            goto do_fault;
-        }
-    }
-
-    if (desc & UC32_PAGETABLE_WRITE) {
-        *prot |= PAGE_WRITE;
-    } else {
-        if (is_user && (access_type == 1)) {
-            code = 0x12; /* access unwritable area */
-            goto do_fault;
-        }
-    }
-
-    if (desc & UC32_PAGETABLE_EXEC) {
-        *prot |= PAGE_EXEC;
-    } else {
-        if (is_user && (access_type == 2)) {
-            code = 0x13; /* access unexecutable area */
-            goto do_fault;
-        }
-    }
-
-do_fault:
-    return code;
-}
-
-bool uc32_cpu_tlb_fill(CPUState *cs, vaddr address, int size,
-                       MMUAccessType access_type, int mmu_idx,
-                       bool probe, uintptr_t retaddr)
-{
-    UniCore32CPU *cpu = UNICORE32_CPU(cs);
-    CPUUniCore32State *env = &cpu->env;
-    uint32_t phys_addr;
-    target_ulong page_size;
-    int prot;
-    int ret, is_user;
-
-    ret = 1;
-    is_user = mmu_idx == MMU_USER_IDX;
-
-    if ((env->cp0.c1_sys & 1) == 0) {
-        /* MMU disabled.  */
-        phys_addr = address;
-        prot = PAGE_READ | PAGE_WRITE | PAGE_EXEC;
-        page_size = TARGET_PAGE_SIZE;
-        ret = 0;
-    } else {
-        if ((address & (1 << 31)) || (is_user)) {
-            ret = get_phys_addr_ucv2(env, address, access_type, is_user,
-                                    &phys_addr, &prot, &page_size);
-            if (is_user) {
-                DPRINTF("user space access: ret %x, address %" VADDR_PRIx ", "
-                        "access_type %x, phys_addr %x, prot %x\n",
-                        ret, address, access_type, phys_addr, prot);
-            }
-        } else {
-            /*IO memory */
-            phys_addr = address | (1 << 31);
-            prot = PAGE_READ | PAGE_WRITE | PAGE_EXEC;
-            page_size = TARGET_PAGE_SIZE;
-            ret = 0;
-        }
-    }
-
-    if (ret == 0) {
-        /* Map a single page.  */
-        phys_addr &= TARGET_PAGE_MASK;
-        address &= TARGET_PAGE_MASK;
-        tlb_set_page(cs, address, phys_addr, prot, mmu_idx, page_size);
-        return true;
-    }
-
-    if (probe) {
-        return false;
-    }
-
-    env->cp0.c3_faultstatus = ret;
-    env->cp0.c4_faultaddr = address;
-    if (access_type == 2) {
-        cs->exception_index = UC32_EXCP_ITRAP;
-    } else {
-        cs->exception_index = UC32_EXCP_DTRAP;
-    }
-    cpu_loop_exit_restore(cs, retaddr);
-}
-
-hwaddr uc32_cpu_get_phys_page_debug(CPUState *cs, vaddr addr)
-{
-    error_report("function uc32_cpu_get_phys_page_debug not "
-                    "implemented, aborting");
-    return -1;
-}
diff --git a/target/unicore32/translate.c b/target/unicore32/translate.c
deleted file mode 100644
index 370709c9ea..0000000000
--- a/target/unicore32/translate.c
+++ /dev/null
@@ -1,2083 +0,0 @@
-/*
- *  UniCore32 translation
- *
- * Copyright (C) 2010-2012 Guan Xuetao
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation, or (at your option) any
- * later version. See the COPYING file in the top-level directory.
- */
-#include "qemu/osdep.h"
-
-#include "cpu.h"
-#include "disas/disas.h"
-#include "exec/exec-all.h"
-#include "tcg/tcg-op.h"
-#include "qemu/log.h"
-#include "exec/cpu_ldst.h"
-#include "exec/translator.h"
-#include "qemu/qemu-print.h"
-
-#include "exec/helper-proto.h"
-#include "exec/helper-gen.h"
-
-#include "trace-tcg.h"
-#include "exec/log.h"
-
-
-/* internal defines */
-typedef struct DisasContext {
-    target_ulong pc;
-    int is_jmp;
-    /* Nonzero if this instruction has been conditionally skipped.  */
-    int condjmp;
-    /* The label that will be jumped to when the instruction is skipped.  */
-    TCGLabel *condlabel;
-    TranslationBlock *tb;
-    int singlestep_enabled;
-#ifndef CONFIG_USER_ONLY
-    int user;
-#endif
-} DisasContext;
-
-#ifndef CONFIG_USER_ONLY
-#define IS_USER(s)      (s->user)
-#else
-#define IS_USER(s)      1
-#endif
-
-/* is_jmp field values */
-#define DISAS_JUMP    DISAS_TARGET_0 /* only pc was modified dynamically */
-#define DISAS_UPDATE  DISAS_TARGET_1 /* cpu state was modified dynamically */
-#define DISAS_TB_JUMP DISAS_TARGET_2 /* only pc was modified statically */
-/* These instructions trap after executing, so defer them until after the
-   conditional executions state has been updated.  */
-#define DISAS_SYSCALL DISAS_TARGET_3
-
-static TCGv_i32 cpu_R[32];
-
-/* FIXME:  These should be removed.  */
-static TCGv cpu_F0s, cpu_F1s;
-static TCGv_i64 cpu_F0d, cpu_F1d;
-
-#include "exec/gen-icount.h"
-
-static const char *regnames[] = {
-      "r00", "r01", "r02", "r03", "r04", "r05", "r06", "r07",
-      "r08", "r09", "r10", "r11", "r12", "r13", "r14", "r15",
-      "r16", "r17", "r18", "r19", "r20", "r21", "r22", "r23",
-      "r24", "r25", "r26", "r27", "r28", "r29", "r30", "pc" };
-
-/* initialize TCG globals.  */
-void uc32_translate_init(void)
-{
-    int i;
-
-    for (i = 0; i < 32; i++) {
-        cpu_R[i] = tcg_global_mem_new_i32(cpu_env,
-                                offsetof(CPUUniCore32State, regs[i]), 
regnames[i]);
-    }
-}
-
-static int num_temps;
-
-/* Allocate a temporary variable.  */
-static TCGv_i32 new_tmp(void)
-{
-    num_temps++;
-    return tcg_temp_new_i32();
-}
-
-/* Release a temporary variable.  */
-static void dead_tmp(TCGv tmp)
-{
-    tcg_temp_free(tmp);
-    num_temps--;
-}
-
-static inline TCGv load_cpu_offset(int offset)
-{
-    TCGv tmp = new_tmp();
-    tcg_gen_ld_i32(tmp, cpu_env, offset);
-    return tmp;
-}
-
-#define load_cpu_field(name) load_cpu_offset(offsetof(CPUUniCore32State, name))
-
-static inline void store_cpu_offset(TCGv var, int offset)
-{
-    tcg_gen_st_i32(var, cpu_env, offset);
-    dead_tmp(var);
-}
-
-#define store_cpu_field(var, name) \
-    store_cpu_offset(var, offsetof(CPUUniCore32State, name))
-
-/* Set a variable to the value of a CPU register.  */
-static void load_reg_var(DisasContext *s, TCGv var, int reg)
-{
-    if (reg == 31) {
-        uint32_t addr;
-        /* normaly, since we updated PC */
-        addr = (long)s->pc;
-        tcg_gen_movi_i32(var, addr);
-    } else {
-        tcg_gen_mov_i32(var, cpu_R[reg]);
-    }
-}
-
-/* Create a new temporary and set it to the value of a CPU register.  */
-static inline TCGv load_reg(DisasContext *s, int reg)
-{
-    TCGv tmp = new_tmp();
-    load_reg_var(s, tmp, reg);
-    return tmp;
-}
-
-/* Set a CPU register.  The source must be a temporary and will be
-   marked as dead.  */
-static void store_reg(DisasContext *s, int reg, TCGv var)
-{
-    if (reg == 31) {
-        tcg_gen_andi_i32(var, var, ~3);
-        s->is_jmp = DISAS_JUMP;
-    }
-    tcg_gen_mov_i32(cpu_R[reg], var);
-    dead_tmp(var);
-}
-
-/* Value extensions.  */
-#define gen_uxtb(var)           tcg_gen_ext8u_i32(var, var)
-#define gen_uxth(var)           tcg_gen_ext16u_i32(var, var)
-#define gen_sxtb(var)           tcg_gen_ext8s_i32(var, var)
-#define gen_sxth(var)           tcg_gen_ext16s_i32(var, var)
-
-#define UCOP_REG_M              (((insn) >>  0) & 0x1f)
-#define UCOP_REG_N              (((insn) >> 19) & 0x1f)
-#define UCOP_REG_D              (((insn) >> 14) & 0x1f)
-#define UCOP_REG_S              (((insn) >>  9) & 0x1f)
-#define UCOP_REG_LO             (((insn) >> 14) & 0x1f)
-#define UCOP_REG_HI             (((insn) >>  9) & 0x1f)
-#define UCOP_SH_OP              (((insn) >>  6) & 0x03)
-#define UCOP_SH_IM              (((insn) >>  9) & 0x1f)
-#define UCOP_OPCODES            (((insn) >> 25) & 0x0f)
-#define UCOP_IMM_9              (((insn) >>  0) & 0x1ff)
-#define UCOP_IMM10              (((insn) >>  0) & 0x3ff)
-#define UCOP_IMM14              (((insn) >>  0) & 0x3fff)
-#define UCOP_COND               (((insn) >> 25) & 0x0f)
-#define UCOP_CMOV_COND          (((insn) >> 19) & 0x0f)
-#define UCOP_CPNUM              (((insn) >> 10) & 0x0f)
-#define UCOP_UCF64_FMT          (((insn) >> 24) & 0x03)
-#define UCOP_UCF64_FUNC         (((insn) >>  6) & 0x0f)
-#define UCOP_UCF64_COND         (((insn) >>  6) & 0x0f)
-
-#define UCOP_SET(i)             ((insn) & (1 << (i)))
-#define UCOP_SET_P              UCOP_SET(28)
-#define UCOP_SET_U              UCOP_SET(27)
-#define UCOP_SET_B              UCOP_SET(26)
-#define UCOP_SET_W              UCOP_SET(25)
-#define UCOP_SET_L              UCOP_SET(24)
-#define UCOP_SET_S              UCOP_SET(24)
-
-#define ILLEGAL         cpu_abort(env_cpu(env),                         \
-                        "Illegal UniCore32 instruction %x at line %d!", \
-                        insn, __LINE__)
-
-#ifndef CONFIG_USER_ONLY
-static void disas_cp0_insn(CPUUniCore32State *env, DisasContext *s,
-        uint32_t insn)
-{
-    TCGv tmp, tmp2, tmp3;
-    if ((insn & 0xfe000000) == 0xe0000000) {
-        tmp2 = new_tmp();
-        tmp3 = new_tmp();
-        tcg_gen_movi_i32(tmp2, UCOP_REG_N);
-        tcg_gen_movi_i32(tmp3, UCOP_IMM10);
-        if (UCOP_SET_L) {
-            tmp = new_tmp();
-            gen_helper_cp0_get(tmp, cpu_env, tmp2, tmp3);
-            store_reg(s, UCOP_REG_D, tmp);
-        } else {
-            tmp = load_reg(s, UCOP_REG_D);
-            gen_helper_cp0_set(cpu_env, tmp, tmp2, tmp3);
-            dead_tmp(tmp);
-        }
-        dead_tmp(tmp2);
-        dead_tmp(tmp3);
-        return;
-    }
-    ILLEGAL;
-}
-
-static void disas_ocd_insn(CPUUniCore32State *env, DisasContext *s,
-        uint32_t insn)
-{
-    TCGv tmp;
-
-    if ((insn & 0xff003fff) == 0xe1000400) {
-        /*
-         * movc rd, pp.nn, #imm9
-         *      rd: UCOP_REG_D
-         *      nn: UCOP_REG_N (must be 0)
-         *      imm9: 0
-         */
-        if (UCOP_REG_N == 0) {
-            tmp = new_tmp();
-            tcg_gen_movi_i32(tmp, 0);
-            store_reg(s, UCOP_REG_D, tmp);
-            return;
-        } else {
-            ILLEGAL;
-        }
-    }
-    if ((insn & 0xff003fff) == 0xe0000401) {
-        /*
-         * movc pp.nn, rn, #imm9
-         *      rn: UCOP_REG_D
-         *      nn: UCOP_REG_N (must be 1)
-         *      imm9: 1
-         */
-        if (UCOP_REG_N == 1) {
-            tmp = load_reg(s, UCOP_REG_D);
-            gen_helper_cp1_putc(tmp);
-            dead_tmp(tmp);
-            return;
-        } else {
-            ILLEGAL;
-        }
-    }
-    ILLEGAL;
-}
-#endif
-
-static inline void gen_set_asr(TCGv var, uint32_t mask)
-{
-    TCGv tmp_mask = tcg_const_i32(mask);
-    gen_helper_asr_write(cpu_env, var, tmp_mask);
-    tcg_temp_free_i32(tmp_mask);
-}
-/* Set NZCV flags from the high 4 bits of var.  */
-#define gen_set_nzcv(var) gen_set_asr(var, ASR_NZCV)
-
-static void gen_exception(int excp)
-{
-    TCGv tmp = new_tmp();
-    tcg_gen_movi_i32(tmp, excp);
-    gen_helper_exception(cpu_env, tmp);
-    dead_tmp(tmp);
-}
-
-#define gen_set_CF(var) tcg_gen_st_i32(var, cpu_env, 
offsetof(CPUUniCore32State, CF))
-
-/* Set CF to the top bit of var.  */
-static void gen_set_CF_bit31(TCGv var)
-{
-    TCGv tmp = new_tmp();
-    tcg_gen_shri_i32(tmp, var, 31);
-    gen_set_CF(tmp);
-    dead_tmp(tmp);
-}
-
-/* Set N and Z flags from var.  */
-static inline void gen_logic_CC(TCGv var)
-{
-    tcg_gen_st_i32(var, cpu_env, offsetof(CPUUniCore32State, NF));
-    tcg_gen_st_i32(var, cpu_env, offsetof(CPUUniCore32State, ZF));
-}
-
-/* dest = T0 + T1 + CF. */
-static void gen_add_carry(TCGv dest, TCGv t0, TCGv t1)
-{
-    TCGv tmp;
-    tcg_gen_add_i32(dest, t0, t1);
-    tmp = load_cpu_field(CF);
-    tcg_gen_add_i32(dest, dest, tmp);
-    dead_tmp(tmp);
-}
-
-/* dest = T0 - T1 + CF - 1.  */
-static void gen_sub_carry(TCGv dest, TCGv t0, TCGv t1)
-{
-    TCGv tmp;
-    tcg_gen_sub_i32(dest, t0, t1);
-    tmp = load_cpu_field(CF);
-    tcg_gen_add_i32(dest, dest, tmp);
-    tcg_gen_subi_i32(dest, dest, 1);
-    dead_tmp(tmp);
-}
-
-static void shifter_out_im(TCGv var, int shift)
-{
-    TCGv tmp = new_tmp();
-    if (shift == 0) {
-        tcg_gen_andi_i32(tmp, var, 1);
-    } else {
-        tcg_gen_shri_i32(tmp, var, shift);
-        if (shift != 31) {
-            tcg_gen_andi_i32(tmp, tmp, 1);
-        }
-    }
-    gen_set_CF(tmp);
-    dead_tmp(tmp);
-}
-
-/* Shift by immediate.  Includes special handling for shift == 0.  */
-static inline void gen_uc32_shift_im(TCGv var, int shiftop, int shift,
-        int flags)
-{
-    switch (shiftop) {
-    case 0: /* LSL */
-        if (shift != 0) {
-            if (flags) {
-                shifter_out_im(var, 32 - shift);
-            }
-            tcg_gen_shli_i32(var, var, shift);
-        }
-        break;
-    case 1: /* LSR */
-        if (shift == 0) {
-            if (flags) {
-                tcg_gen_shri_i32(var, var, 31);
-                gen_set_CF(var);
-            }
-            tcg_gen_movi_i32(var, 0);
-        } else {
-            if (flags) {
-                shifter_out_im(var, shift - 1);
-            }
-            tcg_gen_shri_i32(var, var, shift);
-        }
-        break;
-    case 2: /* ASR */
-        if (shift == 0) {
-            shift = 32;
-        }
-        if (flags) {
-            shifter_out_im(var, shift - 1);
-        }
-        if (shift == 32) {
-            shift = 31;
-        }
-        tcg_gen_sari_i32(var, var, shift);
-        break;
-    case 3: /* ROR/RRX */
-        if (shift != 0) {
-            if (flags) {
-                shifter_out_im(var, shift - 1);
-            }
-            tcg_gen_rotri_i32(var, var, shift); break;
-        } else {
-            TCGv tmp = load_cpu_field(CF);
-            if (flags) {
-                shifter_out_im(var, 0);
-            }
-            tcg_gen_shri_i32(var, var, 1);
-            tcg_gen_shli_i32(tmp, tmp, 31);
-            tcg_gen_or_i32(var, var, tmp);
-            dead_tmp(tmp);
-        }
-    }
-};
-
-static inline void gen_uc32_shift_reg(TCGv var, int shiftop,
-                                     TCGv shift, int flags)
-{
-    if (flags) {
-        switch (shiftop) {
-        case 0:
-            gen_helper_shl_cc(var, cpu_env, var, shift);
-            break;
-        case 1:
-            gen_helper_shr_cc(var, cpu_env, var, shift);
-            break;
-        case 2:
-            gen_helper_sar_cc(var, cpu_env, var, shift);
-            break;
-        case 3:
-            gen_helper_ror_cc(var, cpu_env, var, shift);
-            break;
-        }
-    } else {
-        switch (shiftop) {
-        case 0:
-            gen_helper_shl(var, var, shift);
-            break;
-        case 1:
-            gen_helper_shr(var, var, shift);
-            break;
-        case 2:
-            gen_helper_sar(var, var, shift);
-            break;
-        case 3:
-            tcg_gen_andi_i32(shift, shift, 0x1f);
-            tcg_gen_rotr_i32(var, var, shift);
-            break;
-        }
-    }
-    dead_tmp(shift);
-}
-
-static void gen_test_cc(int cc, TCGLabel *label)
-{
-    TCGv tmp;
-    TCGv tmp2;
-    TCGLabel *inv;
-
-    switch (cc) {
-    case 0: /* eq: Z */
-        tmp = load_cpu_field(ZF);
-        tcg_gen_brcondi_i32(TCG_COND_EQ, tmp, 0, label);
-        break;
-    case 1: /* ne: !Z */
-        tmp = load_cpu_field(ZF);
-        tcg_gen_brcondi_i32(TCG_COND_NE, tmp, 0, label);
-        break;
-    case 2: /* cs: C */
-        tmp = load_cpu_field(CF);
-        tcg_gen_brcondi_i32(TCG_COND_NE, tmp, 0, label);
-        break;
-    case 3: /* cc: !C */
-        tmp = load_cpu_field(CF);
-        tcg_gen_brcondi_i32(TCG_COND_EQ, tmp, 0, label);
-        break;
-    case 4: /* mi: N */
-        tmp = load_cpu_field(NF);
-        tcg_gen_brcondi_i32(TCG_COND_LT, tmp, 0, label);
-        break;
-    case 5: /* pl: !N */
-        tmp = load_cpu_field(NF);
-        tcg_gen_brcondi_i32(TCG_COND_GE, tmp, 0, label);
-        break;
-    case 6: /* vs: V */
-        tmp = load_cpu_field(VF);
-        tcg_gen_brcondi_i32(TCG_COND_LT, tmp, 0, label);
-        break;
-    case 7: /* vc: !V */
-        tmp = load_cpu_field(VF);
-        tcg_gen_brcondi_i32(TCG_COND_GE, tmp, 0, label);
-        break;
-    case 8: /* hi: C && !Z */
-        inv = gen_new_label();
-        tmp = load_cpu_field(CF);
-        tcg_gen_brcondi_i32(TCG_COND_EQ, tmp, 0, inv);
-        dead_tmp(tmp);
-        tmp = load_cpu_field(ZF);
-        tcg_gen_brcondi_i32(TCG_COND_NE, tmp, 0, label);
-        gen_set_label(inv);
-        break;
-    case 9: /* ls: !C || Z */
-        tmp = load_cpu_field(CF);
-        tcg_gen_brcondi_i32(TCG_COND_EQ, tmp, 0, label);
-        dead_tmp(tmp);
-        tmp = load_cpu_field(ZF);
-        tcg_gen_brcondi_i32(TCG_COND_EQ, tmp, 0, label);
-        break;
-    case 10: /* ge: N == V -> N ^ V == 0 */
-        tmp = load_cpu_field(VF);
-        tmp2 = load_cpu_field(NF);
-        tcg_gen_xor_i32(tmp, tmp, tmp2);
-        dead_tmp(tmp2);
-        tcg_gen_brcondi_i32(TCG_COND_GE, tmp, 0, label);
-        break;
-    case 11: /* lt: N != V -> N ^ V != 0 */
-        tmp = load_cpu_field(VF);
-        tmp2 = load_cpu_field(NF);
-        tcg_gen_xor_i32(tmp, tmp, tmp2);
-        dead_tmp(tmp2);
-        tcg_gen_brcondi_i32(TCG_COND_LT, tmp, 0, label);
-        break;
-    case 12: /* gt: !Z && N == V */
-        inv = gen_new_label();
-        tmp = load_cpu_field(ZF);
-        tcg_gen_brcondi_i32(TCG_COND_EQ, tmp, 0, inv);
-        dead_tmp(tmp);
-        tmp = load_cpu_field(VF);
-        tmp2 = load_cpu_field(NF);
-        tcg_gen_xor_i32(tmp, tmp, tmp2);
-        dead_tmp(tmp2);
-        tcg_gen_brcondi_i32(TCG_COND_GE, tmp, 0, label);
-        gen_set_label(inv);
-        break;
-    case 13: /* le: Z || N != V */
-        tmp = load_cpu_field(ZF);
-        tcg_gen_brcondi_i32(TCG_COND_EQ, tmp, 0, label);
-        dead_tmp(tmp);
-        tmp = load_cpu_field(VF);
-        tmp2 = load_cpu_field(NF);
-        tcg_gen_xor_i32(tmp, tmp, tmp2);
-        dead_tmp(tmp2);
-        tcg_gen_brcondi_i32(TCG_COND_LT, tmp, 0, label);
-        break;
-    default:
-        fprintf(stderr, "Bad condition code 0x%x\n", cc);
-        abort();
-    }
-    dead_tmp(tmp);
-}
-
-static const uint8_t table_logic_cc[16] = {
-    1, /* and */    1, /* xor */    0, /* sub */    0, /* rsb */
-    0, /* add */    0, /* adc */    0, /* sbc */    0, /* rsc */
-    1, /* andl */   1, /* xorl */   0, /* cmp */    0, /* cmn */
-    1, /* orr */    1, /* mov */    1, /* bic */    1, /* mvn */
-};
-
-/* Set PC state from an immediate address.  */
-static inline void gen_bx_im(DisasContext *s, uint32_t addr)
-{
-    s->is_jmp = DISAS_UPDATE;
-    tcg_gen_movi_i32(cpu_R[31], addr & ~3);
-}
-
-/* Set PC state from var.  var is marked as dead.  */
-static inline void gen_bx(DisasContext *s, TCGv var)
-{
-    s->is_jmp = DISAS_UPDATE;
-    tcg_gen_andi_i32(cpu_R[31], var, ~3);
-    dead_tmp(var);
-}
-
-static inline void store_reg_bx(DisasContext *s, int reg, TCGv var)
-{
-    store_reg(s, reg, var);
-}
-
-static inline TCGv gen_ld8s(TCGv addr, int index)
-{
-    TCGv tmp = new_tmp();
-    tcg_gen_qemu_ld8s(tmp, addr, index);
-    return tmp;
-}
-
-static inline TCGv gen_ld8u(TCGv addr, int index)
-{
-    TCGv tmp = new_tmp();
-    tcg_gen_qemu_ld8u(tmp, addr, index);
-    return tmp;
-}
-
-static inline TCGv gen_ld16s(TCGv addr, int index)
-{
-    TCGv tmp = new_tmp();
-    tcg_gen_qemu_ld16s(tmp, addr, index);
-    return tmp;
-}
-
-static inline TCGv gen_ld16u(TCGv addr, int index)
-{
-    TCGv tmp = new_tmp();
-    tcg_gen_qemu_ld16u(tmp, addr, index);
-    return tmp;
-}
-
-static inline TCGv gen_ld32(TCGv addr, int index)
-{
-    TCGv tmp = new_tmp();
-    tcg_gen_qemu_ld32u(tmp, addr, index);
-    return tmp;
-}
-
-static inline void gen_st8(TCGv val, TCGv addr, int index)
-{
-    tcg_gen_qemu_st8(val, addr, index);
-    dead_tmp(val);
-}
-
-static inline void gen_st16(TCGv val, TCGv addr, int index)
-{
-    tcg_gen_qemu_st16(val, addr, index);
-    dead_tmp(val);
-}
-
-static inline void gen_st32(TCGv val, TCGv addr, int index)
-{
-    tcg_gen_qemu_st32(val, addr, index);
-    dead_tmp(val);
-}
-
-static inline void gen_set_pc_im(uint32_t val)
-{
-    tcg_gen_movi_i32(cpu_R[31], val);
-}
-
-/* Force a TB lookup after an instruction that changes the CPU state.  */
-static inline void gen_lookup_tb(DisasContext *s)
-{
-    tcg_gen_movi_i32(cpu_R[31], s->pc & ~1);
-    s->is_jmp = DISAS_UPDATE;
-}
-
-static inline void gen_add_data_offset(DisasContext *s, unsigned int insn,
-        TCGv var)
-{
-    int val;
-    TCGv offset;
-
-    if (UCOP_SET(29)) {
-        /* immediate */
-        val = UCOP_IMM14;
-        if (!UCOP_SET_U) {
-            val = -val;
-        }
-        if (val != 0) {
-            tcg_gen_addi_i32(var, var, val);
-        }
-    } else {
-        /* shift/register */
-        offset = load_reg(s, UCOP_REG_M);
-        gen_uc32_shift_im(offset, UCOP_SH_OP, UCOP_SH_IM, 0);
-        if (!UCOP_SET_U) {
-            tcg_gen_sub_i32(var, var, offset);
-        } else {
-            tcg_gen_add_i32(var, var, offset);
-        }
-        dead_tmp(offset);
-    }
-}
-
-static inline void gen_add_datah_offset(DisasContext *s, unsigned int insn,
-        TCGv var)
-{
-    int val;
-    TCGv offset;
-
-    if (UCOP_SET(26)) {
-        /* immediate */
-        val = (insn & 0x1f) | ((insn >> 4) & 0x3e0);
-        if (!UCOP_SET_U) {
-            val = -val;
-        }
-        if (val != 0) {
-            tcg_gen_addi_i32(var, var, val);
-        }
-    } else {
-        /* register */
-        offset = load_reg(s, UCOP_REG_M);
-        if (!UCOP_SET_U) {
-            tcg_gen_sub_i32(var, var, offset);
-        } else {
-            tcg_gen_add_i32(var, var, offset);
-        }
-        dead_tmp(offset);
-    }
-}
-
-static inline long ucf64_reg_offset(int reg)
-{
-    if (reg & 1) {
-        return offsetof(CPUUniCore32State, ucf64.regs[reg >> 1])
-          + offsetof(CPU_DoubleU, l.upper);
-    } else {
-        return offsetof(CPUUniCore32State, ucf64.regs[reg >> 1])
-          + offsetof(CPU_DoubleU, l.lower);
-    }
-}
-
-#define ucf64_gen_ld32(reg)      load_cpu_offset(ucf64_reg_offset(reg))
-#define ucf64_gen_st32(var, reg) store_cpu_offset(var, ucf64_reg_offset(reg))
-
-/* UniCore-F64 single load/store I_offset */
-static void do_ucf64_ldst_i(CPUUniCore32State *env, DisasContext *s, uint32_t 
insn)
-{
-    int offset;
-    TCGv tmp;
-    TCGv addr;
-
-    addr = load_reg(s, UCOP_REG_N);
-    if (!UCOP_SET_P && !UCOP_SET_W) {
-        ILLEGAL;
-    }
-
-    if (UCOP_SET_P) {
-        offset = UCOP_IMM10 << 2;
-        if (!UCOP_SET_U) {
-            offset = -offset;
-        }
-        if (offset != 0) {
-            tcg_gen_addi_i32(addr, addr, offset);
-        }
-    }
-
-    if (UCOP_SET_L) { /* load */
-        tmp = gen_ld32(addr, IS_USER(s));
-        ucf64_gen_st32(tmp, UCOP_REG_D);
-    } else { /* store */
-        tmp = ucf64_gen_ld32(UCOP_REG_D);
-        gen_st32(tmp, addr, IS_USER(s));
-    }
-
-    if (!UCOP_SET_P) {
-        offset = UCOP_IMM10 << 2;
-        if (!UCOP_SET_U) {
-            offset = -offset;
-        }
-        if (offset != 0) {
-            tcg_gen_addi_i32(addr, addr, offset);
-        }
-    }
-    if (UCOP_SET_W) {
-        store_reg(s, UCOP_REG_N, addr);
-    } else {
-        dead_tmp(addr);
-    }
-}
-
-/* UniCore-F64 load/store multiple words */
-static void do_ucf64_ldst_m(CPUUniCore32State *env, DisasContext *s, uint32_t 
insn)
-{
-    unsigned int i;
-    int j, n, freg;
-    TCGv tmp;
-    TCGv addr;
-
-    if (UCOP_REG_D != 0) {
-        ILLEGAL;
-    }
-    if (UCOP_REG_N == 31) {
-        ILLEGAL;
-    }
-    if ((insn << 24) == 0) {
-        ILLEGAL;
-    }
-
-    addr = load_reg(s, UCOP_REG_N);
-
-    n = 0;
-    for (i = 0; i < 8; i++) {
-        if (UCOP_SET(i)) {
-            n++;
-        }
-    }
-
-    if (UCOP_SET_U) {
-        if (UCOP_SET_P) { /* pre increment */
-            tcg_gen_addi_i32(addr, addr, 4);
-        } /* unnecessary to do anything when post increment */
-    } else {
-        if (UCOP_SET_P) { /* pre decrement */
-            tcg_gen_addi_i32(addr, addr, -(n * 4));
-        } else { /* post decrement */
-            if (n != 1) {
-                tcg_gen_addi_i32(addr, addr, -((n - 1) * 4));
-            }
-        }
-    }
-
-    freg = ((insn >> 8) & 3) << 3; /* freg should be 0, 8, 16, 24 */
-
-    for (i = 0, j = 0; i < 8; i++, freg++) {
-        if (!UCOP_SET(i)) {
-            continue;
-        }
-
-        if (UCOP_SET_L) { /* load */
-            tmp = gen_ld32(addr, IS_USER(s));
-            ucf64_gen_st32(tmp, freg);
-        } else { /* store */
-            tmp = ucf64_gen_ld32(freg);
-            gen_st32(tmp, addr, IS_USER(s));
-        }
-
-        j++;
-        /* unnecessary to add after the last transfer */
-        if (j != n) {
-            tcg_gen_addi_i32(addr, addr, 4);
-        }
-    }
-
-    if (UCOP_SET_W) { /* write back */
-        if (UCOP_SET_U) {
-            if (!UCOP_SET_P) { /* post increment */
-                tcg_gen_addi_i32(addr, addr, 4);
-            } /* unnecessary to do anything when pre increment */
-        } else {
-            if (UCOP_SET_P) {
-                /* pre decrement */
-                if (n != 1) {
-                    tcg_gen_addi_i32(addr, addr, -((n - 1) * 4));
-                }
-            } else {
-                /* post decrement */
-                tcg_gen_addi_i32(addr, addr, -(n * 4));
-            }
-        }
-        store_reg(s, UCOP_REG_N, addr);
-    } else {
-        dead_tmp(addr);
-    }
-}
-
-/* UniCore-F64 mrc/mcr */
-static void do_ucf64_trans(CPUUniCore32State *env, DisasContext *s, uint32_t 
insn)
-{
-    TCGv tmp;
-
-    if ((insn & 0xfe0003ff) == 0xe2000000) {
-        /* control register */
-        if ((UCOP_REG_N != UC32_UCF64_FPSCR) || (UCOP_REG_D == 31)) {
-            ILLEGAL;
-        }
-        if (UCOP_SET(24)) {
-            /* CFF */
-            tmp = new_tmp();
-            gen_helper_ucf64_get_fpscr(tmp, cpu_env);
-            store_reg(s, UCOP_REG_D, tmp);
-        } else {
-            /* CTF */
-            tmp = load_reg(s, UCOP_REG_D);
-            gen_helper_ucf64_set_fpscr(cpu_env, tmp);
-            dead_tmp(tmp);
-            gen_lookup_tb(s);
-        }
-        return;
-    }
-    if ((insn & 0xfe0003ff) == 0xe0000000) {
-        /* general register */
-        if (UCOP_REG_D == 31) {
-            ILLEGAL;
-        }
-        if (UCOP_SET(24)) { /* MFF */
-            tmp = ucf64_gen_ld32(UCOP_REG_N);
-            store_reg(s, UCOP_REG_D, tmp);
-        } else { /* MTF */
-            tmp = load_reg(s, UCOP_REG_D);
-            ucf64_gen_st32(tmp, UCOP_REG_N);
-        }
-        return;
-    }
-    if ((insn & 0xfb000000) == 0xe9000000) {
-        /* MFFC */
-        if (UCOP_REG_D != 31) {
-            ILLEGAL;
-        }
-        if (UCOP_UCF64_COND & 0x8) {
-            ILLEGAL;
-        }
-
-        tmp = new_tmp();
-        tcg_gen_movi_i32(tmp, UCOP_UCF64_COND);
-        if (UCOP_SET(26)) {
-            tcg_gen_ld_i64(cpu_F0d, cpu_env, ucf64_reg_offset(UCOP_REG_N));
-            tcg_gen_ld_i64(cpu_F1d, cpu_env, ucf64_reg_offset(UCOP_REG_M));
-            gen_helper_ucf64_cmpd(cpu_F0d, cpu_F1d, tmp, cpu_env);
-        } else {
-            tcg_gen_ld_i32(cpu_F0s, cpu_env, ucf64_reg_offset(UCOP_REG_N));
-            tcg_gen_ld_i32(cpu_F1s, cpu_env, ucf64_reg_offset(UCOP_REG_M));
-            gen_helper_ucf64_cmps(cpu_F0s, cpu_F1s, tmp, cpu_env);
-        }
-        dead_tmp(tmp);
-        return;
-    }
-    ILLEGAL;
-}
-
-/* UniCore-F64 convert instructions */
-static void do_ucf64_fcvt(CPUUniCore32State *env, DisasContext *s, uint32_t 
insn)
-{
-    if (UCOP_UCF64_FMT == 3) {
-        ILLEGAL;
-    }
-    if (UCOP_REG_N != 0) {
-        ILLEGAL;
-    }
-    switch (UCOP_UCF64_FUNC) {
-    case 0: /* cvt.s */
-        switch (UCOP_UCF64_FMT) {
-        case 1 /* d */:
-            tcg_gen_ld_i64(cpu_F0d, cpu_env, ucf64_reg_offset(UCOP_REG_M));
-            gen_helper_ucf64_df2sf(cpu_F0s, cpu_F0d, cpu_env);
-            tcg_gen_st_i32(cpu_F0s, cpu_env, ucf64_reg_offset(UCOP_REG_D));
-            break;
-        case 2 /* w */:
-            tcg_gen_ld_i32(cpu_F0s, cpu_env, ucf64_reg_offset(UCOP_REG_M));
-            gen_helper_ucf64_si2sf(cpu_F0s, cpu_F0s, cpu_env);
-            tcg_gen_st_i32(cpu_F0s, cpu_env, ucf64_reg_offset(UCOP_REG_D));
-            break;
-        default /* s */:
-            ILLEGAL;
-            break;
-        }
-        break;
-    case 1: /* cvt.d */
-        switch (UCOP_UCF64_FMT) {
-        case 0 /* s */:
-            tcg_gen_ld_i32(cpu_F0s, cpu_env, ucf64_reg_offset(UCOP_REG_M));
-            gen_helper_ucf64_sf2df(cpu_F0d, cpu_F0s, cpu_env);
-            tcg_gen_st_i64(cpu_F0d, cpu_env, ucf64_reg_offset(UCOP_REG_D));
-            break;
-        case 2 /* w */:
-            tcg_gen_ld_i32(cpu_F0s, cpu_env, ucf64_reg_offset(UCOP_REG_M));
-            gen_helper_ucf64_si2df(cpu_F0d, cpu_F0s, cpu_env);
-            tcg_gen_st_i64(cpu_F0d, cpu_env, ucf64_reg_offset(UCOP_REG_D));
-            break;
-        default /* d */:
-            ILLEGAL;
-            break;
-        }
-        break;
-    case 4: /* cvt.w */
-        switch (UCOP_UCF64_FMT) {
-        case 0 /* s */:
-            tcg_gen_ld_i32(cpu_F0s, cpu_env, ucf64_reg_offset(UCOP_REG_M));
-            gen_helper_ucf64_sf2si(cpu_F0s, cpu_F0s, cpu_env);
-            tcg_gen_st_i32(cpu_F0s, cpu_env, ucf64_reg_offset(UCOP_REG_D));
-            break;
-        case 1 /* d */:
-            tcg_gen_ld_i64(cpu_F0d, cpu_env, ucf64_reg_offset(UCOP_REG_M));
-            gen_helper_ucf64_df2si(cpu_F0s, cpu_F0d, cpu_env);
-            tcg_gen_st_i32(cpu_F0s, cpu_env, ucf64_reg_offset(UCOP_REG_D));
-            break;
-    default /* w */:
-            ILLEGAL;
-            break;
-        }
-        break;
-    default:
-        ILLEGAL;
-    }
-}
-
-/* UniCore-F64 compare instructions */
-static void do_ucf64_fcmp(CPUUniCore32State *env, DisasContext *s, uint32_t 
insn)
-{
-    if (UCOP_SET(25)) {
-        ILLEGAL;
-    }
-    if (UCOP_REG_D != 0) {
-        ILLEGAL;
-    }
-
-    ILLEGAL; /* TODO */
-    if (UCOP_SET(24)) {
-        tcg_gen_ld_i64(cpu_F0d, cpu_env, ucf64_reg_offset(UCOP_REG_N));
-        tcg_gen_ld_i64(cpu_F1d, cpu_env, ucf64_reg_offset(UCOP_REG_M));
-        /* gen_helper_ucf64_cmpd(cpu_F0d, cpu_F1d, cpu_env); */
-    } else {
-        tcg_gen_ld_i32(cpu_F0s, cpu_env, ucf64_reg_offset(UCOP_REG_N));
-        tcg_gen_ld_i32(cpu_F1s, cpu_env, ucf64_reg_offset(UCOP_REG_M));
-        /* gen_helper_ucf64_cmps(cpu_F0s, cpu_F1s, cpu_env); */
-    }
-}
-
-#define gen_helper_ucf64_movs(x, y)      do { } while (0)
-#define gen_helper_ucf64_movd(x, y)      do { } while (0)
-
-#define UCF64_OP1(name)    do {                           \
-        if (UCOP_REG_N != 0) {                            \
-            ILLEGAL;                                      \
-        }                                                 \
-        switch (UCOP_UCF64_FMT) {                         \
-        case 0 /* s */:                                   \
-            tcg_gen_ld_i32(cpu_F0s, cpu_env,              \
-                           ucf64_reg_offset(UCOP_REG_M)); \
-            gen_helper_ucf64_##name##s(cpu_F0s, cpu_F0s); \
-            tcg_gen_st_i32(cpu_F0s, cpu_env,              \
-                           ucf64_reg_offset(UCOP_REG_D)); \
-            break;                                        \
-        case 1 /* d */:                                   \
-            tcg_gen_ld_i64(cpu_F0d, cpu_env,              \
-                           ucf64_reg_offset(UCOP_REG_M)); \
-            gen_helper_ucf64_##name##d(cpu_F0d, cpu_F0d); \
-            tcg_gen_st_i64(cpu_F0d, cpu_env,              \
-                           ucf64_reg_offset(UCOP_REG_D)); \
-            break;                                        \
-        case 2 /* w */:                                   \
-            ILLEGAL;                                      \
-            break;                                        \
-        }                                                 \
-    } while (0)
-
-#define UCF64_OP2(name)    do {                           \
-        switch (UCOP_UCF64_FMT) {                         \
-        case 0 /* s */:                                   \
-            tcg_gen_ld_i32(cpu_F0s, cpu_env,              \
-                           ucf64_reg_offset(UCOP_REG_N)); \
-            tcg_gen_ld_i32(cpu_F1s, cpu_env,              \
-                           ucf64_reg_offset(UCOP_REG_M)); \
-            gen_helper_ucf64_##name##s(cpu_F0s,           \
-                           cpu_F0s, cpu_F1s, cpu_env);    \
-            tcg_gen_st_i32(cpu_F0s, cpu_env,              \
-                           ucf64_reg_offset(UCOP_REG_D)); \
-            break;                                        \
-        case 1 /* d */:                                   \
-            tcg_gen_ld_i64(cpu_F0d, cpu_env,              \
-                           ucf64_reg_offset(UCOP_REG_N)); \
-            tcg_gen_ld_i64(cpu_F1d, cpu_env,              \
-                           ucf64_reg_offset(UCOP_REG_M)); \
-            gen_helper_ucf64_##name##d(cpu_F0d,           \
-                           cpu_F0d, cpu_F1d, cpu_env);    \
-            tcg_gen_st_i64(cpu_F0d, cpu_env,              \
-                           ucf64_reg_offset(UCOP_REG_D)); \
-            break;                                        \
-        case 2 /* w */:                                   \
-            ILLEGAL;                                      \
-            break;                                        \
-        }                                                 \
-    } while (0)
-
-/* UniCore-F64 data processing */
-static void do_ucf64_datap(CPUUniCore32State *env, DisasContext *s, uint32_t 
insn)
-{
-    if (UCOP_UCF64_FMT == 3) {
-        ILLEGAL;
-    }
-    switch (UCOP_UCF64_FUNC) {
-    case 0: /* add */
-        UCF64_OP2(add);
-        break;
-    case 1: /* sub */
-        UCF64_OP2(sub);
-        break;
-    case 2: /* mul */
-        UCF64_OP2(mul);
-        break;
-    case 4: /* div */
-        UCF64_OP2(div);
-        break;
-    case 5: /* abs */
-        UCF64_OP1(abs);
-        break;
-    case 6: /* mov */
-        UCF64_OP1(mov);
-        break;
-    case 7: /* neg */
-        UCF64_OP1(neg);
-        break;
-    default:
-        ILLEGAL;
-    }
-}
-
-/* Disassemble an F64 instruction */
-static void disas_ucf64_insn(CPUUniCore32State *env, DisasContext *s, uint32_t 
insn)
-{
-    if (!UCOP_SET(29)) {
-        if (UCOP_SET(26)) {
-            do_ucf64_ldst_m(env, s, insn);
-        } else {
-            do_ucf64_ldst_i(env, s, insn);
-        }
-    } else {
-        if (UCOP_SET(5)) {
-            switch ((insn >> 26) & 0x3) {
-            case 0:
-                do_ucf64_datap(env, s, insn);
-                break;
-            case 1:
-                ILLEGAL;
-                break;
-            case 2:
-                do_ucf64_fcvt(env, s, insn);
-                break;
-            case 3:
-                do_ucf64_fcmp(env, s, insn);
-                break;
-            }
-        } else {
-            do_ucf64_trans(env, s, insn);
-        }
-    }
-}
-
-static inline bool use_goto_tb(DisasContext *s, uint32_t dest)
-{
-#ifndef CONFIG_USER_ONLY
-    return (s->tb->pc & TARGET_PAGE_MASK) == (dest & TARGET_PAGE_MASK);
-#else
-    return true;
-#endif
-}
-
-static inline void gen_goto_tb(DisasContext *s, int n, uint32_t dest)
-{
-    if (use_goto_tb(s, dest)) {
-        tcg_gen_goto_tb(n);
-        gen_set_pc_im(dest);
-        tcg_gen_exit_tb(s->tb, n);
-    } else {
-        gen_set_pc_im(dest);
-        tcg_gen_exit_tb(NULL, 0);
-    }
-}
-
-static inline void gen_jmp(DisasContext *s, uint32_t dest)
-{
-    if (unlikely(s->singlestep_enabled)) {
-        /* An indirect jump so that we still trigger the debug exception.  */
-        gen_bx_im(s, dest);
-    } else {
-        gen_goto_tb(s, 0, dest);
-        s->is_jmp = DISAS_TB_JUMP;
-    }
-}
-
-/* Returns nonzero if access to the PSR is not permitted. Marks t0 as dead. */
-static int gen_set_psr(DisasContext *s, uint32_t mask, int bsr, TCGv t0)
-{
-    TCGv tmp;
-    if (bsr) {
-        /* ??? This is also undefined in system mode.  */
-        if (IS_USER(s)) {
-            return 1;
-        }
-
-        tmp = load_cpu_field(bsr);
-        tcg_gen_andi_i32(tmp, tmp, ~mask);
-        tcg_gen_andi_i32(t0, t0, mask);
-        tcg_gen_or_i32(tmp, tmp, t0);
-        store_cpu_field(tmp, bsr);
-    } else {
-        gen_set_asr(t0, mask);
-    }
-    dead_tmp(t0);
-    gen_lookup_tb(s);
-    return 0;
-}
-
-/* Generate an old-style exception return. Marks pc as dead. */
-static void gen_exception_return(DisasContext *s, TCGv pc)
-{
-    TCGv tmp;
-    store_reg(s, 31, pc);
-    tmp = load_cpu_field(bsr);
-    gen_set_asr(tmp, 0xffffffff);
-    dead_tmp(tmp);
-    s->is_jmp = DISAS_UPDATE;
-}
-
-static void disas_coproc_insn(CPUUniCore32State *env, DisasContext *s,
-        uint32_t insn)
-{
-    switch (UCOP_CPNUM) {
-#ifndef CONFIG_USER_ONLY
-    case 0:
-        disas_cp0_insn(env, s, insn);
-        break;
-    case 1:
-        disas_ocd_insn(env, s, insn);
-        break;
-#endif
-    case 2:
-        disas_ucf64_insn(env, s, insn);
-        break;
-    default:
-        /* Unknown coprocessor. */
-        cpu_abort(env_cpu(env), "Unknown coprocessor!");
-    }
-}
-
-/* data processing instructions */
-static void do_datap(CPUUniCore32State *env, DisasContext *s, uint32_t insn)
-{
-    TCGv tmp;
-    TCGv tmp2;
-    int logic_cc;
-
-    if (UCOP_OPCODES == 0x0f || UCOP_OPCODES == 0x0d) {
-        if (UCOP_SET(23)) { /* CMOV instructions */
-            if ((UCOP_CMOV_COND == 0xe) || (UCOP_CMOV_COND == 0xf)) {
-                ILLEGAL;
-            }
-            /* if not always execute, we generate a conditional jump to
-               next instruction */
-            s->condlabel = gen_new_label();
-            gen_test_cc(UCOP_CMOV_COND ^ 1, s->condlabel);
-            s->condjmp = 1;
-        }
-    }
-
-    logic_cc = table_logic_cc[UCOP_OPCODES] & (UCOP_SET_S >> 24);
-
-    if (UCOP_SET(29)) {
-        unsigned int val;
-        /* immediate operand */
-        val = UCOP_IMM_9;
-        if (UCOP_SH_IM) {
-            val = (val >> UCOP_SH_IM) | (val << (32 - UCOP_SH_IM));
-        }
-        tmp2 = new_tmp();
-        tcg_gen_movi_i32(tmp2, val);
-        if (logic_cc && UCOP_SH_IM) {
-            gen_set_CF_bit31(tmp2);
-        }
-   } else {
-        /* register */
-        tmp2 = load_reg(s, UCOP_REG_M);
-        if (UCOP_SET(5)) {
-            tmp = load_reg(s, UCOP_REG_S);
-            gen_uc32_shift_reg(tmp2, UCOP_SH_OP, tmp, logic_cc);
-        } else {
-            gen_uc32_shift_im(tmp2, UCOP_SH_OP, UCOP_SH_IM, logic_cc);
-        }
-    }
-
-    if (UCOP_OPCODES != 0x0f && UCOP_OPCODES != 0x0d) {
-        tmp = load_reg(s, UCOP_REG_N);
-    } else {
-        tmp = NULL;
-    }
-
-    switch (UCOP_OPCODES) {
-    case 0x00:
-        tcg_gen_and_i32(tmp, tmp, tmp2);
-        if (logic_cc) {
-            gen_logic_CC(tmp);
-        }
-        store_reg_bx(s, UCOP_REG_D, tmp);
-        break;
-    case 0x01:
-        tcg_gen_xor_i32(tmp, tmp, tmp2);
-        if (logic_cc) {
-            gen_logic_CC(tmp);
-        }
-        store_reg_bx(s, UCOP_REG_D, tmp);
-        break;
-    case 0x02:
-        if (UCOP_SET_S && UCOP_REG_D == 31) {
-            /* SUBS r31, ... is used for exception return.  */
-            if (IS_USER(s)) {
-                ILLEGAL;
-            }
-            gen_helper_sub_cc(tmp, cpu_env, tmp, tmp2);
-            gen_exception_return(s, tmp);
-        } else {
-            if (UCOP_SET_S) {
-                gen_helper_sub_cc(tmp, cpu_env, tmp, tmp2);
-            } else {
-                tcg_gen_sub_i32(tmp, tmp, tmp2);
-            }
-            store_reg_bx(s, UCOP_REG_D, tmp);
-        }
-        break;
-    case 0x03:
-        if (UCOP_SET_S) {
-            gen_helper_sub_cc(tmp, cpu_env, tmp2, tmp);
-        } else {
-            tcg_gen_sub_i32(tmp, tmp2, tmp);
-        }
-        store_reg_bx(s, UCOP_REG_D, tmp);
-        break;
-    case 0x04:
-        if (UCOP_SET_S) {
-            gen_helper_add_cc(tmp, cpu_env, tmp, tmp2);
-        } else {
-            tcg_gen_add_i32(tmp, tmp, tmp2);
-        }
-        store_reg_bx(s, UCOP_REG_D, tmp);
-        break;
-    case 0x05:
-        if (UCOP_SET_S) {
-            gen_helper_adc_cc(tmp, cpu_env, tmp, tmp2);
-        } else {
-            gen_add_carry(tmp, tmp, tmp2);
-        }
-        store_reg_bx(s, UCOP_REG_D, tmp);
-        break;
-    case 0x06:
-        if (UCOP_SET_S) {
-            gen_helper_sbc_cc(tmp, cpu_env, tmp, tmp2);
-        } else {
-            gen_sub_carry(tmp, tmp, tmp2);
-        }
-        store_reg_bx(s, UCOP_REG_D, tmp);
-        break;
-    case 0x07:
-        if (UCOP_SET_S) {
-            gen_helper_sbc_cc(tmp, cpu_env, tmp2, tmp);
-        } else {
-            gen_sub_carry(tmp, tmp2, tmp);
-        }
-        store_reg_bx(s, UCOP_REG_D, tmp);
-        break;
-    case 0x08:
-        if (UCOP_SET_S) {
-            tcg_gen_and_i32(tmp, tmp, tmp2);
-            gen_logic_CC(tmp);
-        }
-        dead_tmp(tmp);
-        break;
-    case 0x09:
-        if (UCOP_SET_S) {
-            tcg_gen_xor_i32(tmp, tmp, tmp2);
-            gen_logic_CC(tmp);
-        }
-        dead_tmp(tmp);
-        break;
-    case 0x0a:
-        if (UCOP_SET_S) {
-            gen_helper_sub_cc(tmp, cpu_env, tmp, tmp2);
-        }
-        dead_tmp(tmp);
-        break;
-    case 0x0b:
-        if (UCOP_SET_S) {
-            gen_helper_add_cc(tmp, cpu_env, tmp, tmp2);
-        }
-        dead_tmp(tmp);
-        break;
-    case 0x0c:
-        tcg_gen_or_i32(tmp, tmp, tmp2);
-        if (logic_cc) {
-            gen_logic_CC(tmp);
-        }
-        store_reg_bx(s, UCOP_REG_D, tmp);
-        break;
-    case 0x0d:
-        if (logic_cc && UCOP_REG_D == 31) {
-            /* MOVS r31, ... is used for exception return.  */
-            if (IS_USER(s)) {
-                ILLEGAL;
-            }
-            gen_exception_return(s, tmp2);
-        } else {
-            if (logic_cc) {
-                gen_logic_CC(tmp2);
-            }
-            store_reg_bx(s, UCOP_REG_D, tmp2);
-        }
-        break;
-    case 0x0e:
-        tcg_gen_andc_i32(tmp, tmp, tmp2);
-        if (logic_cc) {
-            gen_logic_CC(tmp);
-        }
-        store_reg_bx(s, UCOP_REG_D, tmp);
-        break;
-    default:
-    case 0x0f:
-        tcg_gen_not_i32(tmp2, tmp2);
-        if (logic_cc) {
-            gen_logic_CC(tmp2);
-        }
-        store_reg_bx(s, UCOP_REG_D, tmp2);
-        break;
-    }
-    if (UCOP_OPCODES != 0x0f && UCOP_OPCODES != 0x0d) {
-        dead_tmp(tmp2);
-    }
-}
-
-/* multiply */
-static void do_mult(CPUUniCore32State *env, DisasContext *s, uint32_t insn)
-{
-    TCGv tmp, tmp2, tmp3, tmp4;
-
-    if (UCOP_SET(27)) {
-        /* 64 bit mul */
-        tmp = load_reg(s, UCOP_REG_M);
-        tmp2 = load_reg(s, UCOP_REG_N);
-        if (UCOP_SET(26)) {
-            tcg_gen_muls2_i32(tmp, tmp2, tmp, tmp2);
-        } else {
-            tcg_gen_mulu2_i32(tmp, tmp2, tmp, tmp2);
-        }
-        if (UCOP_SET(25)) { /* mult accumulate */
-            tmp3 = load_reg(s, UCOP_REG_LO);
-            tmp4 = load_reg(s, UCOP_REG_HI);
-            tcg_gen_add2_i32(tmp, tmp2, tmp, tmp2, tmp3, tmp4);
-            dead_tmp(tmp3);
-            dead_tmp(tmp4);
-        }
-        store_reg(s, UCOP_REG_LO, tmp);
-        store_reg(s, UCOP_REG_HI, tmp2);
-    } else {
-        /* 32 bit mul */
-        tmp = load_reg(s, UCOP_REG_M);
-        tmp2 = load_reg(s, UCOP_REG_N);
-        tcg_gen_mul_i32(tmp, tmp, tmp2);
-        dead_tmp(tmp2);
-        if (UCOP_SET(25)) {
-            /* Add */
-            tmp2 = load_reg(s, UCOP_REG_S);
-            tcg_gen_add_i32(tmp, tmp, tmp2);
-            dead_tmp(tmp2);
-        }
-        if (UCOP_SET_S) {
-            gen_logic_CC(tmp);
-        }
-        store_reg(s, UCOP_REG_D, tmp);
-    }
-}
-
-/* miscellaneous instructions */
-static void do_misc(CPUUniCore32State *env, DisasContext *s, uint32_t insn)
-{
-    unsigned int val;
-    TCGv tmp;
-
-    if ((insn & 0xffffffe0) == 0x10ffc120) {
-        /* Trivial implementation equivalent to bx.  */
-        tmp = load_reg(s, UCOP_REG_M);
-        gen_bx(s, tmp);
-        return;
-    }
-
-    if ((insn & 0xfbffc000) == 0x30ffc000) {
-        /* PSR = immediate */
-        val = UCOP_IMM_9;
-        if (UCOP_SH_IM) {
-            val = (val >> UCOP_SH_IM) | (val << (32 - UCOP_SH_IM));
-        }
-        tmp = new_tmp();
-        tcg_gen_movi_i32(tmp, val);
-        if (gen_set_psr(s, ~ASR_RESERVED, UCOP_SET_B, tmp)) {
-            ILLEGAL;
-        }
-        return;
-    }
-
-    if ((insn & 0xfbffffe0) == 0x12ffc020) {
-        /* PSR.flag = reg */
-        tmp = load_reg(s, UCOP_REG_M);
-        if (gen_set_psr(s, ASR_NZCV, UCOP_SET_B, tmp)) {
-            ILLEGAL;
-        }
-        return;
-    }
-
-    if ((insn & 0xfbffffe0) == 0x10ffc020) {
-        /* PSR = reg */
-        tmp = load_reg(s, UCOP_REG_M);
-        if (gen_set_psr(s, ~ASR_RESERVED, UCOP_SET_B, tmp)) {
-            ILLEGAL;
-        }
-        return;
-    }
-
-    if ((insn & 0xfbf83fff) == 0x10f80000) {
-        /* reg = PSR */
-        if (UCOP_SET_B) {
-            if (IS_USER(s)) {
-                ILLEGAL;
-            }
-            tmp = load_cpu_field(bsr);
-        } else {
-            tmp = new_tmp();
-            gen_helper_asr_read(tmp, cpu_env);
-        }
-        store_reg(s, UCOP_REG_D, tmp);
-        return;
-    }
-
-    if ((insn & 0xfbf83fe0) == 0x12f80120) {
-        /* clz */
-        tmp = load_reg(s, UCOP_REG_M);
-        if (UCOP_SET(26)) {
-            /* clo */
-            tcg_gen_not_i32(tmp, tmp);
-        }
-        tcg_gen_clzi_i32(tmp, tmp, 32);
-        store_reg(s, UCOP_REG_D, tmp);
-        return;
-    }
-
-    /* otherwise */
-    ILLEGAL;
-}
-
-/* load/store I_offset and R_offset */
-static void do_ldst_ir(CPUUniCore32State *env, DisasContext *s, uint32_t insn)
-{
-    unsigned int mmu_idx;
-    TCGv tmp;
-    TCGv tmp2;
-
-    tmp2 = load_reg(s, UCOP_REG_N);
-    mmu_idx = (IS_USER(s) || (!UCOP_SET_P && UCOP_SET_W));
-
-    /* immediate */
-    if (UCOP_SET_P) {
-        gen_add_data_offset(s, insn, tmp2);
-    }
-
-    if (UCOP_SET_L) {
-        /* load */
-        if (UCOP_SET_B) {
-            tmp = gen_ld8u(tmp2, mmu_idx);
-        } else {
-            tmp = gen_ld32(tmp2, mmu_idx);
-        }
-    } else {
-        /* store */
-        tmp = load_reg(s, UCOP_REG_D);
-        if (UCOP_SET_B) {
-            gen_st8(tmp, tmp2, mmu_idx);
-        } else {
-            gen_st32(tmp, tmp2, mmu_idx);
-        }
-    }
-    if (!UCOP_SET_P) {
-        gen_add_data_offset(s, insn, tmp2);
-        store_reg(s, UCOP_REG_N, tmp2);
-    } else if (UCOP_SET_W) {
-        store_reg(s, UCOP_REG_N, tmp2);
-    } else {
-        dead_tmp(tmp2);
-    }
-    if (UCOP_SET_L) {
-        /* Complete the load.  */
-        if (UCOP_REG_D == 31) {
-            gen_bx(s, tmp);
-        } else {
-            store_reg(s, UCOP_REG_D, tmp);
-        }
-    }
-}
-
-/* SWP instruction */
-static void do_swap(CPUUniCore32State *env, DisasContext *s, uint32_t insn)
-{
-    TCGv addr;
-    TCGv tmp;
-    TCGv tmp2;
-
-    if ((insn & 0xff003fe0) != 0x40000120) {
-        ILLEGAL;
-    }
-
-    /* ??? This is not really atomic.  However we know
-       we never have multiple CPUs running in parallel,
-       so it is good enough.  */
-    addr = load_reg(s, UCOP_REG_N);
-    tmp = load_reg(s, UCOP_REG_M);
-    if (UCOP_SET_B) {
-        tmp2 = gen_ld8u(addr, IS_USER(s));
-        gen_st8(tmp, addr, IS_USER(s));
-    } else {
-        tmp2 = gen_ld32(addr, IS_USER(s));
-        gen_st32(tmp, addr, IS_USER(s));
-    }
-    dead_tmp(addr);
-    store_reg(s, UCOP_REG_D, tmp2);
-}
-
-/* load/store hw/sb */
-static void do_ldst_hwsb(CPUUniCore32State *env, DisasContext *s, uint32_t 
insn)
-{
-    TCGv addr;
-    TCGv tmp;
-
-    if (UCOP_SH_OP == 0) {
-        do_swap(env, s, insn);
-        return;
-    }
-
-    addr = load_reg(s, UCOP_REG_N);
-    if (UCOP_SET_P) {
-        gen_add_datah_offset(s, insn, addr);
-    }
-
-    if (UCOP_SET_L) { /* load */
-        switch (UCOP_SH_OP) {
-        case 1:
-            tmp = gen_ld16u(addr, IS_USER(s));
-            break;
-        case 2:
-            tmp = gen_ld8s(addr, IS_USER(s));
-            break;
-        default: /* see do_swap */
-        case 3:
-            tmp = gen_ld16s(addr, IS_USER(s));
-            break;
-        }
-    } else { /* store */
-        if (UCOP_SH_OP != 1) {
-            ILLEGAL;
-        }
-        tmp = load_reg(s, UCOP_REG_D);
-        gen_st16(tmp, addr, IS_USER(s));
-    }
-    /* Perform base writeback before the loaded value to
-       ensure correct behavior with overlapping index registers. */
-    if (!UCOP_SET_P) {
-        gen_add_datah_offset(s, insn, addr);
-        store_reg(s, UCOP_REG_N, addr);
-    } else if (UCOP_SET_W) {
-        store_reg(s, UCOP_REG_N, addr);
-    } else {
-        dead_tmp(addr);
-    }
-    if (UCOP_SET_L) {
-        /* Complete the load.  */
-        store_reg(s, UCOP_REG_D, tmp);
-    }
-}
-
-/* load/store multiple words */
-static void do_ldst_m(CPUUniCore32State *env, DisasContext *s, uint32_t insn)
-{
-    unsigned int val, i, mmu_idx;
-    int j, n, reg, user, loaded_base;
-    TCGv tmp;
-    TCGv tmp2;
-    TCGv addr;
-    TCGv loaded_var;
-
-    if (UCOP_SET(7)) {
-        ILLEGAL;
-    }
-    /* XXX: store correct base if write back */
-    user = 0;
-    if (UCOP_SET_B) { /* S bit in instruction table */
-        if (IS_USER(s)) {
-            ILLEGAL; /* only usable in supervisor mode */
-        }
-        if (UCOP_SET(18) == 0) { /* pc reg */
-            user = 1;
-        }
-    }
-
-    mmu_idx = (IS_USER(s) || (!UCOP_SET_P && UCOP_SET_W));
-    addr = load_reg(s, UCOP_REG_N);
-
-    /* compute total size */
-    loaded_base = 0;
-    loaded_var = NULL;
-    n = 0;
-    for (i = 0; i < 6; i++) {
-        if (UCOP_SET(i)) {
-            n++;
-        }
-    }
-    for (i = 9; i < 19; i++) {
-        if (UCOP_SET(i)) {
-            n++;
-        }
-    }
-    /* XXX: test invalid n == 0 case ? */
-    if (UCOP_SET_U) {
-        if (UCOP_SET_P) {
-            /* pre increment */
-            tcg_gen_addi_i32(addr, addr, 4);
-        } else {
-            /* post increment */
-        }
-    } else {
-        if (UCOP_SET_P) {
-            /* pre decrement */
-            tcg_gen_addi_i32(addr, addr, -(n * 4));
-        } else {
-            /* post decrement */
-            if (n != 1) {
-                tcg_gen_addi_i32(addr, addr, -((n - 1) * 4));
-            }
-        }
-    }
-
-    j = 0;
-    reg = UCOP_SET(6) ? 16 : 0;
-    for (i = 0; i < 19; i++, reg++) {
-        if (i == 6) {
-            i = i + 3;
-        }
-        if (UCOP_SET(i)) {
-            if (UCOP_SET_L) { /* load */
-                tmp = gen_ld32(addr, mmu_idx);
-                if (reg == 31) {
-                    gen_bx(s, tmp);
-                } else if (user) {
-                    tmp2 = tcg_const_i32(reg);
-                    gen_helper_set_user_reg(cpu_env, tmp2, tmp);
-                    tcg_temp_free_i32(tmp2);
-                    dead_tmp(tmp);
-                } else if (reg == UCOP_REG_N) {
-                    loaded_var = tmp;
-                    loaded_base = 1;
-                } else {
-                    store_reg(s, reg, tmp);
-                }
-            } else { /* store */
-                if (reg == 31) {
-                    /* special case: r31 = PC + 4 */
-                    val = (long)s->pc;
-                    tmp = new_tmp();
-                    tcg_gen_movi_i32(tmp, val);
-                } else if (user) {
-                    tmp = new_tmp();
-                    tmp2 = tcg_const_i32(reg);
-                    gen_helper_get_user_reg(tmp, cpu_env, tmp2);
-                    tcg_temp_free_i32(tmp2);
-                } else {
-                    tmp = load_reg(s, reg);
-                }
-                gen_st32(tmp, addr, mmu_idx);
-            }
-            j++;
-            /* no need to add after the last transfer */
-            if (j != n) {
-                tcg_gen_addi_i32(addr, addr, 4);
-            }
-        }
-    }
-    if (UCOP_SET_W) { /* write back */
-        if (UCOP_SET_U) {
-            if (UCOP_SET_P) {
-                /* pre increment */
-            } else {
-                /* post increment */
-                tcg_gen_addi_i32(addr, addr, 4);
-            }
-        } else {
-            if (UCOP_SET_P) {
-                /* pre decrement */
-                if (n != 1) {
-                    tcg_gen_addi_i32(addr, addr, -((n - 1) * 4));
-                }
-            } else {
-                /* post decrement */
-                tcg_gen_addi_i32(addr, addr, -(n * 4));
-            }
-        }
-        store_reg(s, UCOP_REG_N, addr);
-    } else {
-        dead_tmp(addr);
-    }
-    if (loaded_base) {
-        store_reg(s, UCOP_REG_N, loaded_var);
-    }
-    if (UCOP_SET_B && !user) {
-        /* Restore ASR from BSR.  */
-        tmp = load_cpu_field(bsr);
-        gen_set_asr(tmp, 0xffffffff);
-        dead_tmp(tmp);
-        s->is_jmp = DISAS_UPDATE;
-    }
-}
-
-/* branch (and link) */
-static void do_branch(CPUUniCore32State *env, DisasContext *s, uint32_t insn)
-{
-    unsigned int val;
-    int32_t offset;
-    TCGv tmp;
-
-    if (UCOP_COND == 0xf) {
-        ILLEGAL;
-    }
-
-    if (UCOP_COND != 0xe) {
-        /* if not always execute, we generate a conditional jump to
-           next instruction */
-        s->condlabel = gen_new_label();
-        gen_test_cc(UCOP_COND ^ 1, s->condlabel);
-        s->condjmp = 1;
-    }
-
-    val = (int32_t)s->pc;
-    if (UCOP_SET_L) {
-        tmp = new_tmp();
-        tcg_gen_movi_i32(tmp, val);
-        store_reg(s, 30, tmp);
-    }
-    offset = (((int32_t)insn << 8) >> 8);
-    val += (offset << 2); /* unicore is pc+4 */
-    gen_jmp(s, val);
-}
-
-static void disas_uc32_insn(CPUUniCore32State *env, DisasContext *s)
-{
-    unsigned int insn;
-
-    insn = cpu_ldl_code(env, s->pc);
-    s->pc += 4;
-
-    /* UniCore instructions class:
-     * AAAB BBBC xxxx xxxx xxxx xxxD xxEx xxxx
-     * AAA  : see switch case
-     * BBBB : opcodes or cond or PUBW
-     * C    : S OR L
-     * D    : 8
-     * E    : 5
-     */
-    switch (insn >> 29) {
-    case 0x0:
-        if (UCOP_SET(5) && UCOP_SET(8) && !UCOP_SET(28)) {
-            do_mult(env, s, insn);
-            break;
-        }
-
-        if (UCOP_SET(8)) {
-            do_misc(env, s, insn);
-            break;
-        }
-        /* fallthrough */
-    case 0x1:
-        if (((UCOP_OPCODES >> 2) == 2) && !UCOP_SET_S) {
-            do_misc(env, s, insn);
-            break;
-        }
-        do_datap(env, s, insn);
-        break;
-
-    case 0x2:
-        if (UCOP_SET(8) && UCOP_SET(5)) {
-            do_ldst_hwsb(env, s, insn);
-            break;
-        }
-        if (UCOP_SET(8) || UCOP_SET(5)) {
-            ILLEGAL;
-        }
-        /* fallthrough */
-    case 0x3:
-        do_ldst_ir(env, s, insn);
-        break;
-
-    case 0x4:
-        if (UCOP_SET(8)) {
-            ILLEGAL; /* extended instructions */
-        }
-        do_ldst_m(env, s, insn);
-        break;
-    case 0x5:
-        do_branch(env, s, insn);
-        break;
-    case 0x6:
-        /* Coprocessor.  */
-        disas_coproc_insn(env, s, insn);
-        break;
-    case 0x7:
-        if (!UCOP_SET(28)) {
-            disas_coproc_insn(env, s, insn);
-            break;
-        }
-        if ((insn & 0xff000000) == 0xff000000) { /* syscall */
-            gen_set_pc_im(s->pc);
-            s->is_jmp = DISAS_SYSCALL;
-            break;
-        }
-        ILLEGAL;
-    }
-}
-
-/* generate intermediate code for basic block 'tb'.  */
-void gen_intermediate_code(CPUState *cs, TranslationBlock *tb, int max_insns)
-{
-    CPUUniCore32State *env = cs->env_ptr;
-    DisasContext dc1, *dc = &dc1;
-    target_ulong pc_start;
-    uint32_t page_start;
-    int num_insns;
-
-    /* generate intermediate code */
-    num_temps = 0;
-
-    pc_start = tb->pc;
-
-    dc->tb = tb;
-
-    dc->is_jmp = DISAS_NEXT;
-    dc->pc = pc_start;
-    dc->singlestep_enabled = cs->singlestep_enabled;
-    dc->condjmp = 0;
-    cpu_F0s = tcg_temp_new_i32();
-    cpu_F1s = tcg_temp_new_i32();
-    cpu_F0d = tcg_temp_new_i64();
-    cpu_F1d = tcg_temp_new_i64();
-    page_start = pc_start & TARGET_PAGE_MASK;
-    num_insns = 0;
-
-#ifndef CONFIG_USER_ONLY
-    if ((env->uncached_asr & ASR_M) == ASR_MODE_USER) {
-        dc->user = 1;
-    } else {
-        dc->user = 0;
-    }
-#endif
-
-    gen_tb_start(tb);
-    do {
-        tcg_gen_insn_start(dc->pc);
-        num_insns++;
-
-        if (unlikely(cpu_breakpoint_test(cs, dc->pc, BP_ANY))) {
-            gen_set_pc_im(dc->pc);
-            gen_exception(EXCP_DEBUG);
-            dc->is_jmp = DISAS_JUMP;
-            /* The address covered by the breakpoint must be included in
-               [tb->pc, tb->pc + tb->size) in order to for it to be
-               properly cleared -- thus we increment the PC here so that
-               the logic setting tb->size below does the right thing.  */
-            dc->pc += 4;
-            goto done_generating;
-        }
-
-        if (num_insns == max_insns && (tb_cflags(tb) & CF_LAST_IO)) {
-            gen_io_start();
-        }
-
-        disas_uc32_insn(env, dc);
-
-        if (num_temps) {
-            fprintf(stderr, "Internal resource leak before %08x\n", dc->pc);
-            num_temps = 0;
-        }
-
-        if (dc->condjmp && !dc->is_jmp) {
-            gen_set_label(dc->condlabel);
-            dc->condjmp = 0;
-        }
-        /* Translation stops when a conditional branch is encountered.
-         * Otherwise the subsequent code could get translated several times.
-         * Also stop translation when a page boundary is reached.  This
-         * ensures prefetch aborts occur at the right place.  */
-    } while (!dc->is_jmp && !tcg_op_buf_full() &&
-             !cs->singlestep_enabled &&
-             !singlestep &&
-             dc->pc - page_start < TARGET_PAGE_SIZE &&
-             num_insns < max_insns);
-
-    if (tb_cflags(tb) & CF_LAST_IO) {
-        if (dc->condjmp) {
-            /* FIXME:  This can theoretically happen with self-modifying
-               code.  */
-            cpu_abort(cs, "IO on conditional branch instruction");
-        }
-    }
-
-    /* At this stage dc->condjmp will only be set when the skipped
-       instruction was a conditional branch or trap, and the PC has
-       already been written.  */
-    if (unlikely(cs->singlestep_enabled)) {
-        /* Make sure the pc is updated, and raise a debug exception.  */
-        if (dc->condjmp) {
-            if (dc->is_jmp == DISAS_SYSCALL) {
-                gen_exception(UC32_EXCP_PRIV);
-            } else {
-                gen_exception(EXCP_DEBUG);
-            }
-            gen_set_label(dc->condlabel);
-        }
-        if (dc->condjmp || !dc->is_jmp) {
-            gen_set_pc_im(dc->pc);
-            dc->condjmp = 0;
-        }
-        if (dc->is_jmp == DISAS_SYSCALL && !dc->condjmp) {
-            gen_exception(UC32_EXCP_PRIV);
-        } else {
-            gen_exception(EXCP_DEBUG);
-        }
-    } else {
-        /* While branches must always occur at the end of an IT block,
-           there are a few other things that can cause us to terminate
-           the TB in the middel of an IT block:
-            - Exception generating instructions (bkpt, swi, undefined).
-            - Page boundaries.
-            - Hardware watchpoints.
-           Hardware breakpoints have already been handled and skip this code.
-         */
-        switch (dc->is_jmp) {
-        case DISAS_NEXT:
-            gen_goto_tb(dc, 1, dc->pc);
-            break;
-        default:
-        case DISAS_JUMP:
-        case DISAS_UPDATE:
-            /* indicate that the hash table must be used to find the next TB */
-            tcg_gen_exit_tb(NULL, 0);
-            break;
-        case DISAS_TB_JUMP:
-            /* nothing more to generate */
-            break;
-        case DISAS_SYSCALL:
-            gen_exception(UC32_EXCP_PRIV);
-            break;
-        }
-        if (dc->condjmp) {
-            gen_set_label(dc->condlabel);
-            gen_goto_tb(dc, 1, dc->pc);
-            dc->condjmp = 0;
-        }
-    }
-
-done_generating:
-    gen_tb_end(tb, num_insns);
-
-#ifdef DEBUG_DISAS
-    if (qemu_loglevel_mask(CPU_LOG_TB_IN_ASM)
-        && qemu_log_in_addr_range(pc_start)) {
-        FILE *logfile = qemu_log_lock();
-        qemu_log("----------------\n");
-        qemu_log("IN: %s\n", lookup_symbol(pc_start));
-        log_target_disas(cs, pc_start, dc->pc - pc_start);
-        qemu_log("\n");
-        qemu_log_unlock(logfile);
-    }
-#endif
-    tb->size = dc->pc - pc_start;
-    tb->icount = num_insns;
-}
-
-static const char *cpu_mode_names[16] = {
-    "USER", "REAL", "INTR", "PRIV", "UM14", "UM15", "UM16", "TRAP",
-    "UM18", "UM19", "UM1A", "EXTN", "UM1C", "UM1D", "UM1E", "SUSR"
-};
-
-#undef UCF64_DUMP_STATE
-#ifdef UCF64_DUMP_STATE
-static void cpu_dump_state_ucf64(CPUUniCore32State *env, int flags)
-{
-    int i;
-    union {
-        uint32_t i;
-        float s;
-    } s0, s1;
-    CPU_DoubleU d;
-    /* ??? This assumes float64 and double have the same layout.
-       Oh well, it's only debug dumps.  */
-    union {
-        float64 f64;
-        double d;
-    } d0;
-
-    for (i = 0; i < 16; i++) {
-        d.d = env->ucf64.regs[i];
-        s0.i = d.l.lower;
-        s1.i = d.l.upper;
-        d0.f64 = d.d;
-        qemu_fprintf(f, "s%02d=%08x(%8g) s%02d=%08x(%8g)",
-                     i * 2, (int)s0.i, s0.s,
-                     i * 2 + 1, (int)s1.i, s1.s);
-        qemu_fprintf(f, " d%02d=%" PRIx64 "(%8g)\n",
-                     i, (uint64_t)d0.f64, d0.d);
-    }
-    qemu_fprintf(f, "FPSCR: %08x\n", (int)env->ucf64.xregs[UC32_UCF64_FPSCR]);
-}
-#else
-#define cpu_dump_state_ucf64(env, file, pr, flags)      do { } while (0)
-#endif
-
-void uc32_cpu_dump_state(CPUState *cs, FILE *f, int flags)
-{
-    UniCore32CPU *cpu = UNICORE32_CPU(cs);
-    CPUUniCore32State *env = &cpu->env;
-    int i;
-    uint32_t psr;
-
-    for (i = 0; i < 32; i++) {
-        qemu_fprintf(f, "R%02d=%08x", i, env->regs[i]);
-        if ((i % 4) == 3) {
-            qemu_fprintf(f, "\n");
-        } else {
-            qemu_fprintf(f, " ");
-        }
-    }
-    psr = cpu_asr_read(env);
-    qemu_fprintf(f, "PSR=%08x %c%c%c%c %s\n",
-                 psr,
-                 psr & (1 << 31) ? 'N' : '-',
-                 psr & (1 << 30) ? 'Z' : '-',
-                 psr & (1 << 29) ? 'C' : '-',
-                 psr & (1 << 28) ? 'V' : '-',
-                 cpu_mode_names[psr & 0xf]);
-
-    if (flags & CPU_DUMP_FPU) {
-        cpu_dump_state_ucf64(env, f, cpu_fprintf, flags);
-    }
-}
-
-void restore_state_to_opc(CPUUniCore32State *env, TranslationBlock *tb,
-                          target_ulong *data)
-{
-    env->regs[31] = data[0];
-}
diff --git a/target/unicore32/ucf64_helper.c b/target/unicore32/ucf64_helper.c
deleted file mode 100644
index 12a91900f6..0000000000
--- a/target/unicore32/ucf64_helper.c
+++ /dev/null
@@ -1,324 +0,0 @@
-/*
- * UniCore-F64 simulation helpers for QEMU.
- *
- * Copyright (C) 2010-2012 Guan Xuetao
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation, or any later version.
- * See the COPYING file in the top-level directory.
- */
-#include "qemu/osdep.h"
-#include "cpu.h"
-#include "exec/helper-proto.h"
-#include "fpu/softfloat.h"
-
-/*
- * The convention used for UniCore-F64 instructions:
- *  Single precition routines have a "s" suffix
- *  Double precision routines have a "d" suffix.
- */
-
-/* Convert host exception flags to f64 form.  */
-static inline int ucf64_exceptbits_from_host(int host_bits)
-{
-    int target_bits = 0;
-
-    if (host_bits & float_flag_invalid) {
-        target_bits |= UCF64_FPSCR_FLAG_INVALID;
-    }
-    if (host_bits & float_flag_divbyzero) {
-        target_bits |= UCF64_FPSCR_FLAG_DIVZERO;
-    }
-    if (host_bits & float_flag_overflow) {
-        target_bits |= UCF64_FPSCR_FLAG_OVERFLOW;
-    }
-    if (host_bits & float_flag_underflow) {
-        target_bits |= UCF64_FPSCR_FLAG_UNDERFLOW;
-    }
-    if (host_bits & float_flag_inexact) {
-        target_bits |= UCF64_FPSCR_FLAG_INEXACT;
-    }
-    return target_bits;
-}
-
-uint32_t HELPER(ucf64_get_fpscr)(CPUUniCore32State *env)
-{
-    int i;
-    uint32_t fpscr;
-
-    fpscr = (env->ucf64.xregs[UC32_UCF64_FPSCR] & UCF64_FPSCR_MASK);
-    i = get_float_exception_flags(&env->ucf64.fp_status);
-    fpscr |= ucf64_exceptbits_from_host(i);
-    return fpscr;
-}
-
-/* Convert ucf64 exception flags to target form.  */
-static inline int ucf64_exceptbits_to_host(int target_bits)
-{
-    int host_bits = 0;
-
-    if (target_bits & UCF64_FPSCR_FLAG_INVALID) {
-        host_bits |= float_flag_invalid;
-    }
-    if (target_bits & UCF64_FPSCR_FLAG_DIVZERO) {
-        host_bits |= float_flag_divbyzero;
-    }
-    if (target_bits & UCF64_FPSCR_FLAG_OVERFLOW) {
-        host_bits |= float_flag_overflow;
-    }
-    if (target_bits & UCF64_FPSCR_FLAG_UNDERFLOW) {
-        host_bits |= float_flag_underflow;
-    }
-    if (target_bits & UCF64_FPSCR_FLAG_INEXACT) {
-        host_bits |= float_flag_inexact;
-    }
-    return host_bits;
-}
-
-void HELPER(ucf64_set_fpscr)(CPUUniCore32State *env, uint32_t val)
-{
-    UniCore32CPU *cpu = env_archcpu(env);
-    int i;
-    uint32_t changed;
-
-    changed = env->ucf64.xregs[UC32_UCF64_FPSCR];
-    env->ucf64.xregs[UC32_UCF64_FPSCR] = (val & UCF64_FPSCR_MASK);
-
-    changed ^= val;
-    if (changed & (UCF64_FPSCR_RND_MASK)) {
-        i = UCF64_FPSCR_RND(val);
-        switch (i) {
-        case 0:
-            i = float_round_nearest_even;
-            break;
-        case 1:
-            i = float_round_to_zero;
-            break;
-        case 2:
-            i = float_round_up;
-            break;
-        case 3:
-            i = float_round_down;
-            break;
-        default: /* 100 and 101 not implement */
-            cpu_abort(CPU(cpu), "Unsupported UniCore-F64 round mode");
-        }
-        set_float_rounding_mode(i, &env->ucf64.fp_status);
-    }
-
-    i = ucf64_exceptbits_to_host(UCF64_FPSCR_TRAPEN(val));
-    set_float_exception_flags(i, &env->ucf64.fp_status);
-}
-
-float32 HELPER(ucf64_adds)(float32 a, float32 b, CPUUniCore32State *env)
-{
-    return float32_add(a, b, &env->ucf64.fp_status);
-}
-
-float64 HELPER(ucf64_addd)(float64 a, float64 b, CPUUniCore32State *env)
-{
-    return float64_add(a, b, &env->ucf64.fp_status);
-}
-
-float32 HELPER(ucf64_subs)(float32 a, float32 b, CPUUniCore32State *env)
-{
-    return float32_sub(a, b, &env->ucf64.fp_status);
-}
-
-float64 HELPER(ucf64_subd)(float64 a, float64 b, CPUUniCore32State *env)
-{
-    return float64_sub(a, b, &env->ucf64.fp_status);
-}
-
-float32 HELPER(ucf64_muls)(float32 a, float32 b, CPUUniCore32State *env)
-{
-    return float32_mul(a, b, &env->ucf64.fp_status);
-}
-
-float64 HELPER(ucf64_muld)(float64 a, float64 b, CPUUniCore32State *env)
-{
-    return float64_mul(a, b, &env->ucf64.fp_status);
-}
-
-float32 HELPER(ucf64_divs)(float32 a, float32 b, CPUUniCore32State *env)
-{
-    return float32_div(a, b, &env->ucf64.fp_status);
-}
-
-float64 HELPER(ucf64_divd)(float64 a, float64 b, CPUUniCore32State *env)
-{
-    return float64_div(a, b, &env->ucf64.fp_status);
-}
-
-float32 HELPER(ucf64_negs)(float32 a)
-{
-    return float32_chs(a);
-}
-
-float64 HELPER(ucf64_negd)(float64 a)
-{
-    return float64_chs(a);
-}
-
-float32 HELPER(ucf64_abss)(float32 a)
-{
-    return float32_abs(a);
-}
-
-float64 HELPER(ucf64_absd)(float64 a)
-{
-    return float64_abs(a);
-}
-
-void HELPER(ucf64_cmps)(float32 a, float32 b, uint32_t c,
-        CPUUniCore32State *env)
-{
-    FloatRelation flag = float32_compare_quiet(a, b, &env->ucf64.fp_status);
-    env->CF = 0;
-    switch (c & 0x7) {
-    case 0: /* F */
-        break;
-    case 1: /* UN */
-        if (flag == 2) {
-            env->CF = 1;
-        }
-        break;
-    case 2: /* EQ */
-        if (flag == 0) {
-            env->CF = 1;
-        }
-        break;
-    case 3: /* UEQ */
-        if ((flag == 0) || (flag == 2)) {
-            env->CF = 1;
-        }
-        break;
-    case 4: /* OLT */
-        if (flag == -1) {
-            env->CF = 1;
-        }
-        break;
-    case 5: /* ULT */
-        if ((flag == -1) || (flag == 2)) {
-            env->CF = 1;
-        }
-        break;
-    case 6: /* OLE */
-        if ((flag == -1) || (flag == 0)) {
-            env->CF = 1;
-        }
-        break;
-    case 7: /* ULE */
-        if (flag != 1) {
-            env->CF = 1;
-        }
-        break;
-    }
-    env->ucf64.xregs[UC32_UCF64_FPSCR] = (env->CF << 29)
-                    | (env->ucf64.xregs[UC32_UCF64_FPSCR] & 0x0fffffff);
-}
-
-void HELPER(ucf64_cmpd)(float64 a, float64 b, uint32_t c,
-        CPUUniCore32State *env)
-{
-    FloatRelation flag = float64_compare_quiet(a, b, &env->ucf64.fp_status);
-    env->CF = 0;
-    switch (c & 0x7) {
-    case 0: /* F */
-        break;
-    case 1: /* UN */
-        if (flag == 2) {
-            env->CF = 1;
-        }
-        break;
-    case 2: /* EQ */
-        if (flag == 0) {
-            env->CF = 1;
-        }
-        break;
-    case 3: /* UEQ */
-        if ((flag == 0) || (flag == 2)) {
-            env->CF = 1;
-        }
-        break;
-    case 4: /* OLT */
-        if (flag == -1) {
-            env->CF = 1;
-        }
-        break;
-    case 5: /* ULT */
-        if ((flag == -1) || (flag == 2)) {
-            env->CF = 1;
-        }
-        break;
-    case 6: /* OLE */
-        if ((flag == -1) || (flag == 0)) {
-            env->CF = 1;
-        }
-        break;
-    case 7: /* ULE */
-        if (flag != 1) {
-            env->CF = 1;
-        }
-        break;
-    }
-    env->ucf64.xregs[UC32_UCF64_FPSCR] = (env->CF << 29)
-                    | (env->ucf64.xregs[UC32_UCF64_FPSCR] & 0x0fffffff);
-}
-
-/* Helper routines to perform bitwise copies between float and int.  */
-static inline float32 ucf64_itos(uint32_t i)
-{
-    union {
-        uint32_t i;
-        float32 s;
-    } v;
-
-    v.i = i;
-    return v.s;
-}
-
-static inline uint32_t ucf64_stoi(float32 s)
-{
-    union {
-        uint32_t i;
-        float32 s;
-    } v;
-
-    v.s = s;
-    return v.i;
-}
-
-/* Integer to float conversion.  */
-float32 HELPER(ucf64_si2sf)(float32 x, CPUUniCore32State *env)
-{
-    return int32_to_float32(ucf64_stoi(x), &env->ucf64.fp_status);
-}
-
-float64 HELPER(ucf64_si2df)(float32 x, CPUUniCore32State *env)
-{
-    return int32_to_float64(ucf64_stoi(x), &env->ucf64.fp_status);
-}
-
-/* Float to integer conversion.  */
-float32 HELPER(ucf64_sf2si)(float32 x, CPUUniCore32State *env)
-{
-    return ucf64_itos(float32_to_int32(x, &env->ucf64.fp_status));
-}
-
-float32 HELPER(ucf64_df2si)(float64 x, CPUUniCore32State *env)
-{
-    return ucf64_itos(float64_to_int32(x, &env->ucf64.fp_status));
-}
-
-/* floating point conversion */
-float64 HELPER(ucf64_sf2df)(float32 x, CPUUniCore32State *env)
-{
-    return float32_to_float64(x, &env->ucf64.fp_status);
-}
-
-float32 HELPER(ucf64_df2sf)(float64 x, CPUUniCore32State *env)
-{
-    return float64_to_float32(x, &env->ucf64.fp_status);
-}
diff --git a/tests/qtest/machine-none-test.c b/tests/qtest/machine-none-test.c
index 0ec1549648..138101b46a 100644
--- a/tests/qtest/machine-none-test.c
+++ b/tests/qtest/machine-none-test.c
@@ -49,7 +49,6 @@ static struct arch2cpu cpus_map[] = {
     { "sparc", "LEON2" },
     { "sparc64", "Fujitsu Sparc64" },
     { "tricore", "tc1796" },
-    { "unicore32", "UniCore-II" },
     { "xtensa", "dc233c" },
     { "xtensaeb", "fsf" },
     { "hppa", "hppa" },
diff --git a/fpu/softfloat-specialize.c.inc b/fpu/softfloat-specialize.c.inc
index 9b4cbf4f98..3f01e1b8c5 100644
--- a/fpu/softfloat-specialize.c.inc
+++ b/fpu/softfloat-specialize.c.inc
@@ -103,7 +103,7 @@ static inline bool snan_bit_is_one(float_status *status)
 {
 #if defined(TARGET_MIPS)
     return status->snan_bit_is_one;
-#elif defined(TARGET_HPPA) || defined(TARGET_UNICORE32) || defined(TARGET_SH4)
+#elif defined(TARGET_HPPA) || defined(TARGET_SH4)
     return 1;
 #else
     return 0;
@@ -149,11 +149,10 @@ static FloatParts parts_default_nan(float_status *status)
     sign = 1;
     frac = ~0ULL;
 #else
-    /* This case is true for Alpha, ARM, MIPS, OpenRISC, PPC, RISC-V,
-     * S390, SH4, TriCore, and Xtensa.  I cannot find documentation
-     * for Unicore32; the choice from the original commit is unchanged.
-     * Our other supported targets, CRIS, Nios2, and Tile,
-     * do not have floating-point.
+    /*
+     * This case is true for Alpha, ARM, MIPS, OpenRISC, PPC, RISC-V,
+     * S390, SH4, TriCore, and Xtensa.  Our other supported targets,
+     * CRIS, Nios2, and Tile, do not have floating-point.
      */
     if (snan_bit_is_one(status)) {
         /* set all bits other than msb */
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index e0d941b779..9876f73040 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -624,7 +624,7 @@ build-deprecated:
     IMAGE: debian-all-test-cross
     CONFIGURE_ARGS: --disable-tools
     MAKE_CHECK_ARGS: build-tcg
-    TARGETS: ppc64abi32-linux-user unicore32-softmmu
+    TARGETS: ppc64abi32-linux-user
   artifacts:
     expire_in: 2 days
     paths:
diff --git a/MAINTAINERS b/MAINTAINERS
index 96855fbc73..607648b56c 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -318,13 +318,6 @@ F: hw/sparc64/
 F: include/hw/sparc/sparc64.h
 F: disas/sparc.c
 
-UniCore32 TCG CPUs
-M: Guan Xuetao <gxt@mprc.pku.edu.cn>
-S: Maintained
-F: target/unicore32/
-F: hw/unicore32/
-F: include/hw/unicore32/
-
 X86 TCG CPUs
 M: Paolo Bonzini <pbonzini@redhat.com>
 M: Richard Henderson <richard.henderson@linaro.org>
@@ -1508,14 +1501,6 @@ F: hw/s390x/s390-pci*
 F: include/hw/s390x/s390-pci*
 L: qemu-s390x@nongnu.org
 
-UniCore32 Machines
-------------------
-PKUnity-3 SoC initramfs-with-busybox
-M: Guan Xuetao <gxt@mprc.pku.edu.cn>
-S: Maintained
-F: hw/*/puv3*
-F: hw/unicore32/
-
 X86 Machines
 ------------
 PC
diff --git a/hw/Kconfig b/hw/Kconfig
index 10a48d1492..aa10357adf 100644
--- a/hw/Kconfig
+++ b/hw/Kconfig
@@ -60,7 +60,6 @@ source sh4/Kconfig
 source sparc/Kconfig
 source sparc64/Kconfig
 source tricore/Kconfig
-source unicore32/Kconfig
 source xtensa/Kconfig
 
 # Symbols used by multiple targets
diff --git a/hw/dma/meson.build b/hw/dma/meson.build
index 5c78a4e05f..f3f0661bc3 100644
--- a/hw/dma/meson.build
+++ b/hw/dma/meson.build
@@ -1,4 +1,3 @@
-softmmu_ss.add(when: 'CONFIG_PUV3', if_true: files('puv3_dma.c'))
 softmmu_ss.add(when: 'CONFIG_RC4030', if_true: files('rc4030.c'))
 softmmu_ss.add(when: 'CONFIG_PL080', if_true: files('pl080.c'))
 softmmu_ss.add(when: 'CONFIG_PL330', if_true: files('pl330.c'))
diff --git a/hw/gpio/meson.build b/hw/gpio/meson.build
index 79568f00ce..7bd6a57264 100644
--- a/hw/gpio/meson.build
+++ b/hw/gpio/meson.build
@@ -3,7 +3,6 @@ softmmu_ss.add(when: 'CONFIG_GPIO_KEY', if_true: 
files('gpio_key.c'))
 softmmu_ss.add(when: 'CONFIG_GPIO_PWR', if_true: files('gpio_pwr.c'))
 softmmu_ss.add(when: 'CONFIG_MAX7310', if_true: files('max7310.c'))
 softmmu_ss.add(when: 'CONFIG_PL061', if_true: files('pl061.c'))
-softmmu_ss.add(when: 'CONFIG_PUV3', if_true: files('puv3_gpio.c'))
 softmmu_ss.add(when: 'CONFIG_ZAURUS', if_true: files('zaurus.c'))
 
 softmmu_ss.add(when: 'CONFIG_IMX', if_true: files('imx_gpio.c'))
diff --git a/hw/intc/meson.build b/hw/intc/meson.build
index cc7a140f3f..6e52a166e3 100644
--- a/hw/intc/meson.build
+++ b/hw/intc/meson.build
@@ -16,7 +16,6 @@ softmmu_ss.add(when: 'CONFIG_IMX', if_true: 
files('imx_avic.c', 'imx_gpcv2.c'))
 softmmu_ss.add(when: 'CONFIG_IOAPIC', if_true: files('ioapic_common.c'))
 softmmu_ss.add(when: 'CONFIG_OPENPIC', if_true: files('openpic.c'))
 softmmu_ss.add(when: 'CONFIG_PL190', if_true: files('pl190.c'))
-softmmu_ss.add(when: 'CONFIG_PUV3', if_true: files('puv3_intc.c'))
 softmmu_ss.add(when: 'CONFIG_REALVIEW', if_true: files('realview_gic.c'))
 softmmu_ss.add(when: 'CONFIG_SLAVIO', if_true: files('slavio_intctl.c'))
 softmmu_ss.add(when: 'CONFIG_XILINX', if_true: files('xilinx_intc.c'))
diff --git a/hw/meson.build b/hw/meson.build
index 56ce810c4b..6bdbae0e81 100644
--- a/hw/meson.build
+++ b/hw/meson.build
@@ -61,5 +61,4 @@ subdir('sh4')
 subdir('sparc')
 subdir('sparc64')
 subdir('tricore')
-subdir('unicore32')
 subdir('xtensa')
diff --git a/hw/misc/meson.build b/hw/misc/meson.build
index f934d79e29..66e1648533 100644
--- a/hw/misc/meson.build
+++ b/hw/misc/meson.build
@@ -36,9 +36,6 @@ softmmu_ss.add(when: 'CONFIG_SIFIVE_E_PRCI', if_true: 
files('sifive_e_prci.c'))
 softmmu_ss.add(when: 'CONFIG_SIFIVE_U_OTP', if_true: files('sifive_u_otp.c'))
 softmmu_ss.add(when: 'CONFIG_SIFIVE_U_PRCI', if_true: files('sifive_u_prci.c'))
 
-# PKUnity SoC devices
-softmmu_ss.add(when: 'CONFIG_PUV3', if_true: files('puv3_pm.c'))
-
 subdir('macio')
 
 softmmu_ss.add(when: 'CONFIG_IVSHMEM_DEVICE', if_true: files('ivshmem.c'))
diff --git a/hw/timer/meson.build b/hw/timer/meson.build
index f2081d261a..157f540ecd 100644
--- a/hw/timer/meson.build
+++ b/hw/timer/meson.build
@@ -25,7 +25,6 @@ softmmu_ss.add(when: 'CONFIG_NPCM7XX', if_true: 
files('npcm7xx_timer.c'))
 softmmu_ss.add(when: 'CONFIG_NRF51_SOC', if_true: files('nrf51_timer.c'))
 softmmu_ss.add(when: 'CONFIG_OMAP', if_true: files('omap_gptimer.c'))
 softmmu_ss.add(when: 'CONFIG_OMAP', if_true: files('omap_synctimer.c'))
-softmmu_ss.add(when: 'CONFIG_PUV3', if_true: files('puv3_ost.c'))
 softmmu_ss.add(when: 'CONFIG_PXA2XX', if_true: files('pxa2xx_timer.c'))
 softmmu_ss.add(when: 'CONFIG_RASPI', if_true: files('bcm2835_systmr.c'))
 softmmu_ss.add(when: 'CONFIG_SH_TIMER', if_true: files('sh_timer.c'))
diff --git a/hw/unicore32/Kconfig b/hw/unicore32/Kconfig
deleted file mode 100644
index 4443a29dd2..0000000000
--- a/hw/unicore32/Kconfig
+++ /dev/null
@@ -1,5 +0,0 @@
-config PUV3
-    bool
-    select ISA_BUS
-    select PCKBD
-    select PTIMER
diff --git a/hw/unicore32/meson.build b/hw/unicore32/meson.build
deleted file mode 100644
index fc26d6bcab..0000000000
--- a/hw/unicore32/meson.build
+++ /dev/null
@@ -1,5 +0,0 @@
-unicore32_ss = ss.source_set()
-# PKUnity-v3 SoC and board information
-unicore32_ss.add(when: 'CONFIG_PUV3', if_true: files('puv3.c'))
-
-hw_arch += {'unicore32': unicore32_ss}
diff --git a/target/meson.build b/target/meson.build
index ccc87f30f3..2f6940255e 100644
--- a/target/meson.build
+++ b/target/meson.build
@@ -17,5 +17,4 @@ subdir('s390x')
 subdir('sh4')
 subdir('sparc')
 subdir('tricore')
-subdir('unicore32')
 subdir('xtensa')
diff --git a/target/unicore32/meson.build b/target/unicore32/meson.build
deleted file mode 100644
index 0fa78772eb..0000000000
--- a/target/unicore32/meson.build
+++ /dev/null
@@ -1,14 +0,0 @@
-unicore32_ss = ss.source_set()
-unicore32_ss.add(files(
-  'cpu.c',
-  'helper.c',
-  'op_helper.c',
-  'translate.c',
-  'ucf64_helper.c',
-), curses)
-
-unicore32_softmmu_ss = ss.source_set()
-unicore32_softmmu_ss.add(files('softmmu.c'))
-
-target_arch += {'unicore32': unicore32_ss}
-target_softmmu_arch += {'unicore32': unicore32_softmmu_ss}
-- 
2.26.3




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