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Pass log/exp/pow transcendentals through to targets that support them.

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Currently, this is the generic targets.
This commit is contained in:
Matt Pharr
2012-05-03 13:46:56 -07:00
parent 7d7e99a92c
commit 0c1b206185
7 changed files with 172 additions and 8 deletions
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28
stdlib.ispc
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@@ -2915,7 +2915,10 @@ static inline uniform float atan2(uniform float y, uniform float x) {
__declspec(safe)
static inline float exp(float x_full) {
if (__math_lib == __math_lib_svml) {
if (__have_native_transcendentals) {
return __exp_varying_float(x_full);
}
else if (__math_lib == __math_lib_svml) {
return __svml_exp(x_full);
}
else if (__math_lib == __math_lib_system) {
@@ -2994,7 +2997,10 @@ static inline float exp(float x_full) {
__declspec(safe)
static inline uniform float exp(uniform float x_full) {
if (__math_lib == __math_lib_system ||
if (__have_native_transcendentals) {
return __exp_uniform_float(x_full);
}
else if (__math_lib == __math_lib_system ||
__math_lib == __math_lib_svml) {
return __stdlib_expf(x_full);
}
@@ -3116,7 +3122,10 @@ static inline void __range_reduce_log(uniform float input, uniform float * unifo
__declspec(safe)
static inline float log(float x_full) {
if (__math_lib == __math_lib_svml) {
if (__have_native_transcendentals) {
return __log_varying_float(x_full);
}
else if (__math_lib == __math_lib_svml) {
return __svml_log(x_full);
}
else if (__math_lib == __math_lib_system) {
@@ -3204,7 +3213,10 @@ static inline float log(float x_full) {
__declspec(safe)
static inline uniform float log(uniform float x_full) {
if (__math_lib == __math_lib_system ||
if (__have_native_transcendentals) {
return __log_uniform_float(x_full);
}
else if (__math_lib == __math_lib_system ||
__math_lib == __math_lib_svml) {
return __stdlib_logf(x_full);
}
@@ -3285,7 +3297,10 @@ static inline uniform float log(uniform float x_full) {
__declspec(safe)
static inline float pow(float a, float b) {
if (__math_lib == __math_lib_svml) {
if (__have_native_transcendentals) {
return __pow_varying_float(a, b);
}
else if (__math_lib == __math_lib_svml) {
return __svml_pow(a, b);
}
else if (__math_lib == __math_lib_system) {
@@ -3304,6 +3319,9 @@ static inline float pow(float a, float b) {
__declspec(safe)
static inline uniform float pow(uniform float a, uniform float b) {
if (__have_native_transcendentals) {
return __pow_uniform_float(a, b);
}
if (__math_lib == __math_lib_system ||
__math_lib == __math_lib_svml) {
return __stdlib_powf(a, b);