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[PULL,for,v2.9,06/10] target/mips: fix delay slot detection in gen_msa_branch()

Message ID 1490014826-4472-7-git-send-email-yongbok.kim@imgtec.com
State New
Headers show

Commit Message

Yongbok Kim March 20, 2017, 1 p.m. UTC 
It is unnecessary to test R6 from delay/forbidden slot check
in gen_msa_branch().

https://bugs.launchpad.net/qemu/+bug/1663287

Reported-by: Brian Campbell <bacam@z273.org.uk>
Signed-off-by: Yongbok Kim <yongbok.kim@imgtec.com>
---
 target/mips/translate.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/target/mips/translate.c b/target/mips/translate.c
index 78b7264..3022f34 100644
--- a/target/mips/translate.c
+++ b/target/mips/translate.c
@@ -18162,7 +18162,7 @@  static void gen_msa_branch(CPUMIPSState *env, DisasContext *ctx, uint32_t op1)
 
     check_msa_access(ctx);
 
-    if (ctx->insn_flags & ISA_MIPS32R6 && ctx->hflags & MIPS_HFLAG_BMASK) {
+    if (ctx->hflags & MIPS_HFLAG_BMASK) {
         generate_exception_end(ctx, EXCP_RI);
         return;
     }