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[PULL,03/28] target/mips: Decode vendor extensions before MIPS ISAs

Message ID 20210825130211.1542338-4-f4bug@amsat.org
State New
Headers show
Series [PULL,01/28] target/mips: Remove JR opcode unused arguments | expand

Commit Message

Philippe Mathieu-Daudé Aug. 25, 2021, 1:01 p.m. UTC 
In commit ffc672aa977 ("target/mips/tx79: Move MFHI1 / MFLO1
opcodes to decodetree") we misplaced the decoder call. Move
it to the correct place.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20210801234202.3167676-3-f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
---
 target/mips/tcg/translate.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)
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Patch

diff --git a/target/mips/tcg/translate.c b/target/mips/tcg/translate.c
index 6b95cca052a..490add3fc15 100644
--- a/target/mips/tcg/translate.c
+++ b/target/mips/tcg/translate.c
@@ -16094,6 +16094,11 @@  static void decode_opc(CPUMIPSState *env, DisasContext *ctx)
 
     /* Transition to the auto-generated decoder.  */
 
+    /* Vendor specific extensions */
+    if (cpu_supports_isa(env, INSN_R5900) && decode_ext_txx9(ctx, ctx->opcode)) {
+        return;
+    }
+
     /* ISA extensions */
     if (ase_msa_available(env) && decode_ase_msa(ctx, ctx->opcode)) {
         return;
@@ -16103,9 +16108,6 @@  static void decode_opc(CPUMIPSState *env, DisasContext *ctx)
     if (cpu_supports_isa(env, ISA_MIPS_R6) && decode_isa_rel6(ctx, ctx->opcode)) {
         return;
     }
-    if (cpu_supports_isa(env, INSN_R5900) && decode_ext_txx9(ctx, ctx->opcode)) {
-        return;
-    }
 
     if (decode_opc_legacy(env, ctx)) {
         return;