diff options
Diffstat (limited to 'target/i386/fpu_helper.c')
| -rw-r--r-- | target/i386/fpu_helper.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/target/i386/fpu_helper.c b/target/i386/fpu_helper.c index 185493db8e..f0a57099ca 100644 --- a/target/i386/fpu_helper.c +++ b/target/i386/fpu_helper.c @@ -726,11 +726,14 @@ void helper_fbst_ST0(CPUX86State *env, target_ulong ptr) int v; target_ulong mem_ref, mem_end; int64_t val; + CPU_LDoubleU temp; + + temp.d = ST0; val = floatx80_to_int64(ST0, &env->fp_status); mem_ref = ptr; mem_end = mem_ref + 9; - if (val < 0) { + if (SIGND(temp)) { cpu_stb_data_ra(env, mem_end, 0x80, GETPC()); val = -val; } else { |