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[Qemu-devel] [PULL 27/62] target-arm: A64: add set_pc cpu method
From: |
Peter Maydell |
Subject: |
[Qemu-devel] [PULL 27/62] target-arm: A64: add set_pc cpu method |
Date: |
Tue, 17 Dec 2013 20:28:45 +0000 |
From: Alexander Graf <address@hidden>
When executing translation blocks we need to be able to recover
our program counter. Add a method to set it for AArch64 CPUs.
This covers user-mode, but for system mode emulation we will
need to check if the CPU is in an AArch32 execution state.
Signed-off-by: Alexander Graf <address@hidden>
Signed-off-by: Peter Maydell <address@hidden>
Reviewed-by: Richard Henderson <address@hidden>
---
target-arm/cpu64.c | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/target-arm/cpu64.c b/target-arm/cpu64.c
index 3e99c21..04ce879 100644
--- a/target-arm/cpu64.c
+++ b/target-arm/cpu64.c
@@ -68,11 +68,22 @@ static void aarch64_cpu_finalizefn(Object *obj)
{
}
+static void aarch64_cpu_set_pc(CPUState *cs, vaddr value)
+{
+ ARMCPU *cpu = ARM_CPU(cs);
+ /*
+ * TODO: this will need updating for system emulation,
+ * when the core may be in AArch32 mode.
+ */
+ cpu->env.pc = value;
+}
+
static void aarch64_cpu_class_init(ObjectClass *oc, void *data)
{
CPUClass *cc = CPU_CLASS(oc);
cc->dump_state = aarch64_cpu_dump_state;
+ cc->set_pc = aarch64_cpu_set_pc;
cc->gdb_read_register = aarch64_cpu_gdb_read_register;
cc->gdb_write_register = aarch64_cpu_gdb_write_register;
cc->gdb_num_core_regs = 34;
--
1.8.5
- [Qemu-devel] [PULL 06/62] Add max device width parameter for NOR devices, (continued)
- [Qemu-devel] [PULL 06/62] Add max device width parameter for NOR devices, Peter Maydell, 2013/12/17
- [Qemu-devel] [PULL 01/62] target-arm: add support for v8 AES instructions, Peter Maydell, 2013/12/17
- [Qemu-devel] [PULL 19/62] target-arm/kvm: Split 32 bit only code into its own file, Peter Maydell, 2013/12/17
- [Qemu-devel] [PULL 57/62] vmstate: Add support for an array of ptimer_state *, Peter Maydell, 2013/12/17
- [Qemu-devel] [PULL 34/62] target-arm: A64: add support for BR, BLR and RET insns, Peter Maydell, 2013/12/17
- [Qemu-devel] [PULL 35/62] target-arm: A64: add support for conditional branches, Peter Maydell, 2013/12/17
- [Qemu-devel] [PULL 16/62] arm/highbank.c: Fix MPCore periphbase name, Peter Maydell, 2013/12/17
- [Qemu-devel] [PULL 32/62] target-arm: A64: expand decoding skeleton for system instructions, Peter Maydell, 2013/12/17
- [Qemu-devel] [PULL 28/62] target-arm: A64: provide functions for accessing FPCR and FPSR, Peter Maydell, 2013/12/17
- [Qemu-devel] [PULL 25/62] default-configs: Add config for aarch64-softmmu, Peter Maydell, 2013/12/17
- [Qemu-devel] [PULL 27/62] target-arm: A64: add set_pc cpu method,
Peter Maydell <=
- [Qemu-devel] [PULL 33/62] target-arm: A64: add support for B and BL insns, Peter Maydell, 2013/12/17
- [Qemu-devel] [PULL 31/62] target-arm: A64: provide skeleton for a64 insn decoding, Peter Maydell, 2013/12/17
- [Qemu-devel] [PULL 30/62] target-arm: A64: add stubs for a64 specific helpers, Peter Maydell, 2013/12/17
- [Qemu-devel] [PULL 29/62] target-arm: Support fp registers in gdb stub, Peter Maydell, 2013/12/17
- [Qemu-devel] [PULL 15/62] arm/xilinx_zynq: Implement CBAR initialisation, Peter Maydell, 2013/12/17
- [Qemu-devel] [PULL 61/62] hw/arm: add cubieboard support, Peter Maydell, 2013/12/17
- [Qemu-devel] [PULL 36/62] target-arm: A64: add support for 'test and branch' imm, Peter Maydell, 2013/12/17
- Re: [Qemu-devel] [PULL 00/62] target-arm queue, Anthony Liguori, 2013/12/19