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[Qemu-devel] [PULL 03/12] target-m68k: add cmpm
From: |
Laurent Vivier |
Subject: |
[Qemu-devel] [PULL 03/12] target-m68k: add cmpm |
Date: |
Sat, 24 Dec 2016 12:40:24 +0100 |
Signed-off-by: Laurent Vivier <address@hidden>
Reviewed-by: Richard Henderson <address@hidden>
Message-Id: <address@hidden>
Signed-off-by: Richard Henderson <address@hidden>
Message-Id: <address@hidden>
---
target/m68k/translate.c | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/target/m68k/translate.c b/target/m68k/translate.c
index aaa221e..97edb7b 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, OS_LONG);
}
+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
- [Qemu-devel] [PULL 00/12] M68k for 2.9 patches, Laurent Vivier, 2016/12/24
- [Qemu-devel] [PULL 03/12] target-m68k: add cmpm,
Laurent Vivier <=
- [Qemu-devel] [PULL 04/12] target-m68k: add 64bit mull, Laurent Vivier, 2016/12/24
- [Qemu-devel] [PULL 06/12] target-m68k: add abcd/sbcd/nbcd, Laurent Vivier, 2016/12/24
- [Qemu-devel] [PULL 05/12] target-m68k: add 680x0 divu/divs variants, Laurent Vivier, 2016/12/24
- [Qemu-devel] [PULL 12/12] target-m68k: free TCG variables that are not, Laurent Vivier, 2016/12/24
- [Qemu-devel] [PULL 02/12] target-m68k: Split gen_lea and gen_ea, Laurent Vivier, 2016/12/24
- [Qemu-devel] [PULL 11/12] target-m68k: add rol/ror/roxl/roxr instructions, Laurent Vivier, 2016/12/24
- [Qemu-devel] [PULL 07/12] target-m68k: add cas/cas2 ops, Laurent Vivier, 2016/12/24
- [Qemu-devel] [PULL 01/12] target-m68k: Delay autoinc writeback, Laurent Vivier, 2016/12/24
- [Qemu-devel] [PULL 08/12] target-m68k: Implement 680x0 movem, Laurent Vivier, 2016/12/24
- [Qemu-devel] [PULL 09/12] target-m68k: Do not cpu_abort on undefined insns, Laurent Vivier, 2016/12/24