From cfab571859d0ffa935df413f9d5868ab7247b5d5 Mon Sep 17 00:00:00 2001 From: Laurent Vivier Date: Wed, 28 Feb 2018 01:20:21 -0500 Subject: [PATCH] target-m68k: suba/adda can manage word operand Backports commit 415f4b62eb4629bd3702e6fb8aa51437a92983ff from qemu --- qemu/target-m68k/translate.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/qemu/target-m68k/translate.c b/qemu/target-m68k/translate.c index bf201d1b..7c11498b 100644 --- a/qemu/target-m68k/translate.c +++ b/qemu/target-m68k/translate.c @@ -2057,7 +2057,7 @@ DISAS_INSN(suba) TCGv src; TCGv reg; - SRC_EA(env, src, OS_LONG, 0, NULL); + SRC_EA(env, src, (insn & 0x100) ? OS_LONG : OS_WORD, 1, NULL); reg = AREG(insn, 9); tcg_gen_sub_i32(tcg_ctx, reg, reg, src); } @@ -2269,7 +2269,7 @@ DISAS_INSN(adda) TCGv src; TCGv reg; - SRC_EA(env, src, OS_LONG, 0, NULL); + SRC_EA(env, src, (insn & 0x100) ? OS_LONG : OS_WORD, 1, NULL); reg = AREG(insn, 9); tcg_gen_add_i32(tcg_ctx, reg, reg, src); } @@ -3454,6 +3454,7 @@ void register_m68k_insns (CPUM68KState *env) INSN(subx_reg, 9100, f138, M68000); INSN(subx_mem, 9108, f138, M68000); INSN(suba, 91c0, f1c0, CF_ISA_A); + INSN(suba, 90c0, f0c0, M68000); BASE(undef_mac, a000, f000); INSN(mac, a000, f100, CF_EMAC);