diff options
| -rw-r--r-- | target/i386/ops_sse.h | 20 |
1 files changed, 9 insertions, 11 deletions
diff --git a/target/i386/ops_sse.h b/target/i386/ops_sse.h index e4d74b814a..535440f882 100644 --- a/target/i386/ops_sse.h +++ b/target/i386/ops_sse.h @@ -2011,25 +2011,23 @@ SSE_HELPER_Q(helper_pcmpgtq, FCMPGTQ) static inline int pcmp_elen(CPUX86State *env, int reg, uint32_t ctrl) { - int val; + target_long val, limit; /* Presence of REX.W is indicated by a bit higher than 7 set */ if (ctrl >> 8) { - val = abs1((int64_t)env->regs[reg]); + val = (target_long)env->regs[reg]; } else { - val = abs1((int32_t)env->regs[reg]); + val = (int32_t)env->regs[reg]; } - if (ctrl & 1) { - if (val > 8) { - return 8; - } + limit = 8; } else { - if (val > 16) { - return 16; - } + limit = 16; } - return val; + if ((val > limit) || (val < -limit)) { + return limit; + } + return abs1(val); } static inline int pcmp_ilen(Reg *r, uint8_t ctrl) |