From: Laurent Vivier <laur...@vivier.eu>
Signed-off-by: Laurent Vivier <laur...@vivier.eu>
Reviewed-by: Richard Henderson <r...@twiddle.net>
Message-Id: <1477604609-2206-2-git-send-email-laur...@vivier.eu>
Signed-off-by: Richard Henderson <r...@twiddle.net>
---
target-m68k/translate.c | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/target-m68k/translate.c b/target-m68k/translate.c
index 5e73abe..2e85ca9 100644
--- a/target-m68k/translate.c
+++ b/target-m68k/translate.c
@@ -2224,6 +2224,21 @@ DISAS_INSN(cmpa)
gen_update_cc_cmp(s, reg, src, opsize);
}
+DISAS_INSN(cmpm)
+{
+ int opsize = insn_opsize(insn);
+ TCGv src, dst;
+
+ /* Post-increment load (mode 3) from Ay. */
+ src = gen_ea_mode(env, s, 3, REG(insn, 0), opsize,
+ NULL_QREG, NULL, EA_LOADS);
+ /* Post-increment load (mode 3) from Ax. */
+ dst = gen_ea_mode(env, s, 3, REG(insn, 9), opsize,
+ NULL_QREG, NULL, EA_LOADS);
+
+ gen_update_cc_cmp(s, dst, src, opsize);
+}
+
DISAS_INSN(eor)
{
TCGv src;
@@ -3465,6 +3480,7 @@ 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);
--
2.7.4
