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target-m68k: and can manage word and byte operands

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Backports commit 52dc23c5956159a79a4e2d4193e44d2c4cf3883c from qemu
This commit is contained in:
Laurent Vivier 2018-02-28 01:18:59 -05:00 committed by Lioncash
parent 41372b0cc9
commit 99c297efe3
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GPG key ID: 4E3C3CC1031BA9C7
1 changed files with 10 additions and 6 deletions
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16
qemu/target-m68k/translate.c
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@ -2244,19 +2244,23 @@ DISAS_INSN(and)
TCGv reg;
TCGv dest;
TCGv addr;
int opsize;
reg = DREG(insn, 9);
dest = tcg_temp_new(tcg_ctx);
opsize = insn_opsize(insn);
reg = DREG(insn, 9);
if (insn & 0x100) {
SRC_EA(env, src, OS_LONG, 0, &addr);
SRC_EA(env, src, opsize, 0, &addr);
tcg_gen_and_i32(tcg_ctx, dest, src, reg);
DEST_EA(env, insn, OS_LONG, dest, &addr);
DEST_EA(env, insn, opsize, dest, &addr);
} else {
SRC_EA(env, src, OS_LONG, 0, NULL);
SRC_EA(env, src, opsize, 0, NULL);
tcg_gen_and_i32(tcg_ctx, dest, src, reg);
tcg_gen_mov_i32(tcg_ctx, reg, dest);
gen_partset_reg(s, opsize, reg, dest);
}
gen_logic_cc(s, dest, OS_LONG);
tcg_temp_free(tcg_ctx, dest);
gen_logic_cc(s, dest, opsize);
}
DISAS_INSN(adda)