diff options
| -rw-r--r-- | target/i386/tcg/fpu_helper.c | 11 |
1 files changed, 3 insertions, 8 deletions
diff --git a/target/i386/tcg/fpu_helper.c b/target/i386/tcg/fpu_helper.c index 4732b71812..b3b23823fd 100644 --- a/target/i386/tcg/fpu_helper.c +++ b/target/i386/tcg/fpu_helper.c @@ -215,7 +215,7 @@ static void merge_exception_flags(CPUX86State *env, int old_flags) (new_flags & float_flag_overflow ? FPUS_OE : 0) | (new_flags & float_flag_underflow ? FPUS_UE : 0) | (new_flags & float_flag_inexact ? FPUS_PE : 0) | - (new_flags & float_flag_input_denormal_flushed ? FPUS_DE : 0))); + (new_flags & float_flag_input_denormal_used ? FPUS_DE : 0))); } static inline floatx80 helper_fdiv(CPUX86State *env, floatx80 a, floatx80 b) @@ -3254,6 +3254,7 @@ void update_mxcsr_status(CPUX86State *env) /* Set exception flags. */ set_float_exception_flags((mxcsr & FPUS_IE ? float_flag_invalid : 0) | + (mxcsr & FPUS_DE ? float_flag_input_denormal_used : 0) | (mxcsr & FPUS_ZE ? float_flag_divbyzero : 0) | (mxcsr & FPUS_OE ? float_flag_overflow : 0) | (mxcsr & FPUS_UE ? float_flag_underflow : 0) | @@ -3270,14 +3271,8 @@ void update_mxcsr_status(CPUX86State *env) void update_mxcsr_from_sse_status(CPUX86State *env) { int flags = get_float_exception_flags(&env->sse_status); - /* - * The MXCSR denormal flag has opposite semantics to - * float_flag_input_denormal_flushed (the softfloat code sets that flag - * only when flushing input denormals to zero, but SSE sets it - * only when not flushing them to zero), so is not converted - * here. - */ env->mxcsr |= ((flags & float_flag_invalid ? FPUS_IE : 0) | + (flags & float_flag_input_denormal_used ? FPUS_DE : 0) | (flags & float_flag_divbyzero ? FPUS_ZE : 0) | (flags & float_flag_overflow ? FPUS_OE : 0) | (flags & float_flag_underflow ? FPUS_UE : 0) | |