[Qemu-devel] [PATCH 51/52] target-m68k: add cmpm

[Laurent Vivier]

Signed-off-by: Laurent Vivier <address@hidden>
---
 target-m68k/translate.c | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/target-m68k/translate.c b/target-m68k/translate.c
index 029c166..2d92bdd 100644
--- a/target-m68k/translate.c
+++ b/target-m68k/translate.c
@@ -2758,6 +2758,26 @@ DISAS_INSN(cmpa)
     gen_update_cc_cmp(s, reg, src, opsize);
 }
 
+DISAS_INSN(cmpm)
+{
+    TCGv src;
+    TCGv dest;
+    TCGv reg;
+    int opsize;
+
+    opsize = insn_opsize(insn);
+
+    reg = AREG(insn, 0);
+    src = gen_load(s, opsize, reg, 1);
+    tcg_gen_addi_i32(reg, reg, opsize_bytes(opsize));
+
+    reg = AREG(insn, 9);
+    dest = gen_load(s, opsize, reg, 1);
+    tcg_gen_addi_i32(reg, reg, opsize_bytes(opsize));
+
+    gen_update_cc_cmp(s, dest, src, opsize);
+}
+
 DISAS_INSN(eor)
 {
     TCGv src;
@@ -4876,6 +4896,7 @@ void register_m68k_insns (CPUM68KState *env)
     INSN(cmpa,      b1c0, f1c0, CF_ISA_A);
     INSN(cmp,       b000, f100, M68000);
     INSN(eor,       b100, f100, M68000);
+    INSN(cmpm,      b108, f138, M68000);
     INSN(cmpa,      b0c0, f0c0, M68000);
     INSN(eor,       b180, f1c0, CF_ISA_A);
     BASE(and,       c000, f000);
-- 
2.5.5