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authorPhilippe Mathieu-Daudé <f4bug@amsat.org>2021-02-24 18:51:00 +0100
committerPhilippe Mathieu-Daudé <f4bug@amsat.org>2021-03-13 23:42:53 +0100
commit2234528618e49d27b85fab4389f393de0fe8ca98 (patch)
tree52cfc341ab199ba4ed737aae487bdc67b55417c1 /target/mips/translate.c
parentde5af7c5e64addc0eb89cde3cc6b0ece0225a73e (diff)
target/mips: Move MUL opcode check from decode_mxu() to decode_legacy()
Move the check for MUL opcode from decode_opc_mxu() callee to decode_opc_legacy() caller, so we can simplify the ifdef'ry and elide the call in few commits. Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Message-Id: <20210226093111.3865906-9-f4bug@amsat.org>
Diffstat (limited to 'target/mips/translate.c')
-rw-r--r--target/mips/translate.c19
1 files changed, 5 insertions, 14 deletions
diff --git a/target/mips/translate.c b/target/mips/translate.c
index ad09321de8..17cf608d0b 100644
--- a/target/mips/translate.c
+++ b/target/mips/translate.c
@@ -25783,19 +25783,6 @@ static void decode_opc_mxu(DisasContext *ctx, uint32_t insn)
{
uint32_t opcode = extract32(insn, 0, 6);
- if (MASK_SPECIAL2(insn) == OPC_MUL) {
- uint32_t rs, rt, rd, op1;
-
- rs = extract32(insn, 21, 5);
- rt = extract32(insn, 16, 5);
- rd = extract32(insn, 11, 5);
- op1 = MASK_SPECIAL2(insn);
-
- gen_arith(ctx, op1, rd, rs, rt);
-
- return;
- }
-
if (opcode == OPC_MXU_S32M2I) {
gen_mxu_s32m2i(ctx);
return;
@@ -26994,7 +26981,11 @@ static bool decode_opc_legacy(CPUMIPSState *env, DisasContext *ctx)
#endif
#if !defined(TARGET_MIPS64)
if (ctx->insn_flags & ASE_MXU) {
- decode_opc_mxu(ctx, ctx->opcode);
+ if (MASK_SPECIAL2(ctx->opcode) == OPC_MUL) {
+ gen_arith(ctx, OPC_MUL, rd, rs, rt);
+ } else {
+ decode_opc_mxu(ctx, ctx->opcode);
+ }
break;
}
#endif