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target/mips: fix delay slot detection in gen_msa_branch()

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It is unnecessary to test R6 from delay/forbidden slot check
in gen_msa_branch().

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

Backports commit 075a1fe788d36b271ec25507466c30b9a90b5d54 from qemu
This commit is contained in:
Yongbok Kim 2018-03-02 14:15:41 -05:00 committed by Lioncash
parent d17c07b548
commit ce3aecf263
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GPG key ID: 4E3C3CC1031BA9C7
1 changed files with 1 additions and 1 deletions
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2
qemu/target/mips/translate.c
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@ -18263,7 +18263,7 @@ 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;
}