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[Qemu-devel] [PATCH for-2.5 23/30] m68k: add linkl
From: |
Laurent Vivier |
Subject: |
[Qemu-devel] [PATCH for-2.5 23/30] m68k: add linkl |
Date: |
Sun, 9 Aug 2015 22:13:42 +0200 |
Signed-off-by: Laurent Vivier <address@hidden>
---
target-m68k/translate.c | 21 +++++++++++++++++++--
1 file changed, 19 insertions(+), 2 deletions(-)
diff --git a/target-m68k/translate.c b/target-m68k/translate.c
index 9a7558a..95d58d1 100644
--- a/target-m68k/translate.c
+++ b/target-m68k/translate.c
@@ -1789,8 +1789,24 @@ DISAS_INSN(link)
TCGv reg;
TCGv tmp;
- offset = cpu_ldsw_code(env, s->pc);
- s->pc += 2;
+ offset = read_im16(env, s);
+ reg = AREG(insn, 0);
+ tmp = tcg_temp_new();
+ tcg_gen_subi_i32(tmp, QREG_SP, 4);
+ gen_store(s, OS_LONG, tmp, reg);
+ if ((insn & 7) != 7) {
+ tcg_gen_mov_i32(reg, tmp);
+ }
+ tcg_gen_addi_i32(QREG_SP, tmp, offset);
+}
+
+DISAS_INSN(linkl)
+{
+ int32_t offset;
+ TCGv reg;
+ TCGv tmp;
+
+ offset = read_im32(env, s);
reg = AREG(insn, 0);
tmp = tcg_temp_new();
tcg_gen_subi_i32(tmp, QREG_SP, 4);
@@ -3179,6 +3195,7 @@ void register_m68k_insns (CPUM68KState *env)
INSN(not, 4600, ff00, M68000);
INSN(undef, 46c0, ffc0, M68000);
INSN(move_to_sr, 46c0, ffc0, CF_ISA_A);
+ INSN(linkl, 4808, fff8, M68000);
INSN(pea, 4840, ffc0, CF_ISA_A);
INSN(pea, 4840, ffc0, M68000);
INSN(swap, 4840, fff8, CF_ISA_A);
--
2.4.3
- [Qemu-devel] [PATCH for-2.5 21/30] m68k: add bkpt, (continued)
- [Qemu-devel] [PATCH for-2.5 21/30] m68k: add bkpt, Laurent Vivier, 2015/08/09
- [Qemu-devel] [PATCH for-2.5 19/30] m68k: add cmpm, Laurent Vivier, 2015/08/09
- [Qemu-devel] [PATCH for-2.5 25/30] m68k: add abcd, sbcd, nbcd instructions, Laurent Vivier, 2015/08/09
- [Qemu-devel] [PATCH for-2.5 24/30] m68k: add DBcc and Scc (memory operand), Laurent Vivier, 2015/08/09
- [Qemu-devel] [PATCH for-2.5 22/30] m68k: add cas instruction, Laurent Vivier, 2015/08/09
- [Qemu-devel] [PATCH for-2.5 23/30] m68k: add linkl,
Laurent Vivier <=
- [Qemu-devel] [PATCH for-2.5 27/30] m68k: add addx/subx/negx, Laurent Vivier, 2015/08/09
- [Qemu-devel] [PATCH for-2.5 28/30] m68k: shift/rotate bytes and words, Laurent Vivier, 2015/08/09
- [Qemu-devel] [PATCH for-2.5 26/30] m68k: add mull/divl, Laurent Vivier, 2015/08/09
- [Qemu-devel] [PATCH for-2.5 29/30] m68k: add rol/rox/ror/roxr, Laurent Vivier, 2015/08/09