[Libclc-dev] [PATCH 1/1] math: Use single precision fmax in sp path

Jan Vesely via Libclc-dev libclc-dev at lists.llvm.org
Sat May 14 12:39:17 PDT 2016


Fixes fdim piglit on Turks

v2: use CL fmax instead of __builtin

Signed-off-by: Jan Vesely <jan.vesely at rutgers.edu>
---
 generic/lib/math/fdim.inc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/generic/lib/math/fdim.inc b/generic/lib/math/fdim.inc
index a67c76e..9aa3496 100644
--- a/generic/lib/math/fdim.inc
+++ b/generic/lib/math/fdim.inc
@@ -25,7 +25,7 @@
 _CLC_OVERLOAD _CLC_DEF __CLC_GENTYPE fdim(__CLC_GENTYPE x, __CLC_GENTYPE y) {
     if (__builtin_isnan(x) || __builtin_isnan(y))
         return as_float(QNANBITPATT_SP32);
-    return __builtin_fmax(x - y, 0);
+    return fmax(x - y, 0.0f);
 }
 #define __CLC_FDIM_VEC(width) \
 _CLC_OVERLOAD _CLC_DEF float##width fdim(float##width x, float##width y) { \
-- 
2.5.5



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