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-rw-r--r--target-alpha/translate.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/target-alpha/translate.c b/target-alpha/translate.c
index 2a9cee9c6b..4321a25eeb 100644
--- a/target-alpha/translate.c
+++ b/target-alpha/translate.c
@@ -2531,13 +2531,16 @@ static ExitStatus translate_one(DisasContext *ctx, uint32_t insn)
break;
#endif
case 0x1A:
- if (rb != 31)
+ /* JMP, JSR, RET, JSR_COROUTINE. These only differ by the branch
+ prediction stack action, which of course we don't implement. */
+ if (rb != 31) {
tcg_gen_andi_i64(cpu_pc, cpu_ir[rb], ~3);
- else
+ } else {
tcg_gen_movi_i64(cpu_pc, 0);
- if (ra != 31)
+ }
+ if (ra != 31) {
tcg_gen_movi_i64(cpu_ir[ra], ctx->pc);
- /* Those four jumps only differ by the branch prediction hint */
+ }
ret = EXIT_PC_UPDATED;
break;
case 0x1B: