diff options
Diffstat (limited to 'src/core/arm/skyeye_common/vfp/vfpdouble.cpp')
-rw-r--r-- | src/core/arm/skyeye_common/vfp/vfpdouble.cpp | 40 |
1 files changed, 13 insertions, 27 deletions
diff --git a/src/core/arm/skyeye_common/vfp/vfpdouble.cpp b/src/core/arm/skyeye_common/vfp/vfpdouble.cpp index 2886f351f..4b35455f6 100644 --- a/src/core/arm/skyeye_common/vfp/vfpdouble.cpp +++ b/src/core/arm/skyeye_common/vfp/vfpdouble.cpp @@ -82,11 +82,10 @@ static void vfp_double_normalise_denormal(struct vfp_double* vd) { } u32 vfp_double_normaliseround(ARMul_State* state, int dd, struct vfp_double* vd, u32 fpscr, - const char* func) { + u32 exceptions, const char* func) { u64 significand, incr; int exponent, shift, underflow; u32 rmode; - u32 exceptions = 0; vfp_double_dump("pack: in", vd); @@ -360,7 +359,8 @@ static u32 vfp_double_fsqrt(ARMul_State* state, int dd, int unused, int dm, u32 } vdd.significand = vfp_shiftright64jamming(vdd.significand, 1); - exceptions |= vfp_double_normaliseround(state, dd, &vdd, fpscr, "fsqrt"); + exceptions |= vfp_double_normaliseround(state, dd, &vdd, fpscr, 0, "fsqrt"); + return exceptions; } @@ -492,8 +492,7 @@ static u32 vfp_double_fcvts(ARMul_State* state, int sd, int unused, int dm, u32 else vsd.exponent = vdm.exponent - (1023 - 127); - exceptions |= vfp_single_normaliseround(state, sd, &vsd, fpscr, "fcvts"); - return exceptions; + return vfp_single_normaliseround(state, sd, &vsd, fpscr, exceptions, "fcvts"); pack_nan: vfp_put_float(state, vfp_single_pack(&vsd), sd); @@ -502,7 +501,6 @@ pack_nan: static u32 vfp_double_fuito(ARMul_State* state, int dd, int unused, int dm, u32 fpscr) { struct vfp_double vdm; - u32 exceptions = 0; u32 m = vfp_get_float(state, dm); LOG_TRACE(Core_ARM11, "In %s", __FUNCTION__); @@ -510,13 +508,11 @@ static u32 vfp_double_fuito(ARMul_State* state, int dd, int unused, int dm, u32 vdm.exponent = 1023 + 63 - 1; vdm.significand = (u64)m; - exceptions |= vfp_double_normaliseround(state, dd, &vdm, fpscr, "fuito"); - return exceptions; + return vfp_double_normaliseround(state, dd, &vdm, fpscr, 0, "fuito"); } static u32 vfp_double_fsito(ARMul_State* state, int dd, int unused, int dm, u32 fpscr) { struct vfp_double vdm; - u32 exceptions = 0; u32 m = vfp_get_float(state, dm); LOG_TRACE(Core_ARM11, "In %s", __FUNCTION__); @@ -524,8 +520,7 @@ static u32 vfp_double_fsito(ARMul_State* state, int dd, int unused, int dm, u32 vdm.exponent = 1023 + 63 - 1; vdm.significand = vdm.sign ? (~m + 1) : m; - exceptions |= vfp_double_normaliseround(state, dd, &vdm, fpscr, "fsito"); - return exceptions; + return vfp_double_normaliseround(state, dd, &vdm, fpscr, 0, "fsito"); } static u32 vfp_double_ftoui(ARMul_State* state, int sd, int unused, int dm, u32 fpscr) { @@ -912,8 +907,7 @@ static u32 vfp_double_multiply_accumulate(ARMul_State* state, int dd, int dn, in exceptions |= vfp_double_add(&vdd, &vdn, &vdp, fpscr); - exceptions |= vfp_double_normaliseround(state, dd, &vdd, fpscr, func); - return exceptions; + return vfp_double_normaliseround(state, dd, &vdd, fpscr, exceptions, func); } /* @@ -970,9 +964,7 @@ static u32 vfp_double_fmul(ARMul_State* state, int dd, int dn, int dm, u32 fpscr vfp_double_normalise_denormal(&vdm); exceptions |= vfp_double_multiply(&vdd, &vdn, &vdm, fpscr); - - exceptions |= vfp_double_normaliseround(state, dd, &vdd, fpscr, "fmul"); - return exceptions; + return vfp_double_normaliseround(state, dd, &vdd, fpscr, exceptions, "fmul"); } /* @@ -994,8 +986,7 @@ static u32 vfp_double_fnmul(ARMul_State* state, int dd, int dn, int dm, u32 fpsc exceptions |= vfp_double_multiply(&vdd, &vdn, &vdm, fpscr); vdd.sign = vfp_sign_negate(vdd.sign); - exceptions |= vfp_double_normaliseround(state, dd, &vdd, fpscr, "fnmul"); - return exceptions; + return vfp_double_normaliseround(state, dd, &vdd, fpscr, exceptions, "fnmul"); } /* @@ -1016,8 +1007,7 @@ static u32 vfp_double_fadd(ARMul_State* state, int dd, int dn, int dm, u32 fpscr exceptions |= vfp_double_add(&vdd, &vdn, &vdm, fpscr); - exceptions |= vfp_double_normaliseround(state, dd, &vdd, fpscr, "fadd"); - return exceptions; + return vfp_double_normaliseround(state, dd, &vdd, fpscr, exceptions, "fadd"); } /* @@ -1043,8 +1033,7 @@ static u32 vfp_double_fsub(ARMul_State* state, int dd, int dn, int dm, u32 fpscr exceptions |= vfp_double_add(&vdd, &vdn, &vdm, fpscr); - exceptions |= vfp_double_normaliseround(state, dd, &vdd, fpscr, "fsub"); - return exceptions; + return vfp_double_normaliseround(state, dd, &vdd, fpscr, exceptions, "fsub"); } /* @@ -1126,9 +1115,7 @@ static u32 vfp_double_fdiv(ARMul_State* state, int dd, int dn, int dm, u32 fpscr } vdd.significand |= (reml != 0); } - - exceptions |= vfp_double_normaliseround(state, dd, &vdd, fpscr, "fdiv"); - return exceptions; + return vfp_double_normaliseround(state, dd, &vdd, fpscr, 0, "fdiv"); vdn_nan: exceptions |= vfp_propagate_nan(&vdd, &vdn, &vdm, fpscr); @@ -1154,8 +1141,7 @@ infinity: invalid: vfp_put_double(state, vfp_double_pack(&vfp_double_default_qnan), dd); - exceptions |= FPSCR_IOC; - return exceptions; + return FPSCR_IOC; } static struct op fops[] = { |