diff options
Diffstat (limited to 'src/core/arm/skyeye_common/vfp/vfp_helper.h')
-rw-r--r-- | src/core/arm/skyeye_common/vfp/vfp_helper.h | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/src/core/arm/skyeye_common/vfp/vfp_helper.h b/src/core/arm/skyeye_common/vfp/vfp_helper.h index 210972917..c1cc4fd7e 100644 --- a/src/core/arm/skyeye_common/vfp/vfp_helper.h +++ b/src/core/arm/skyeye_common/vfp/vfp_helper.h @@ -357,8 +357,9 @@ inline int vfp_double_type(const vfp_double* s) // Unpack a double-precision float. Note that this returns the magnitude // of the double-precision float mantissa with the 1. if necessary, // aligned to bit 62. -inline void vfp_double_unpack(vfp_double* s, s64 val, u32* fpscr) +inline u32 vfp_double_unpack(vfp_double* s, s64 val, u32 fpscr) { + u32 exceptions = 0; s->sign = vfp_double_packed_sign(val) >> 48; s->exponent = vfp_double_packed_exponent(val); @@ -369,12 +370,13 @@ inline void vfp_double_unpack(vfp_double* s, s64 val, u32* fpscr) // If flush-to-zero mode is enabled, turn the denormal into zero. // On a VFPv2 architecture, the sign of the zero is always positive. - if ((*fpscr & FPSCR_FLUSH_TO_ZERO) != 0 && (vfp_double_type(s) & VFP_DENORMAL) != 0) { + if ((fpscr & FPSCR_FLUSH_TO_ZERO) != 0 && (vfp_double_type(s) & VFP_DENORMAL) != 0) { s->sign = 0; s->exponent = 0; s->significand = 0; - *fpscr |= FPSCR_IDC; + exceptions |= FPSCR_IDC; } + return exceptions; } // Re-pack a double-precision float. This assumes that the float is |