Module: Mesa
Branch: master
Commit: 7a49a796a41fa5ba3dccc2e13de43520b8d05bb6
URL:    
http://cgit.freedesktop.org/mesa/mesa/commit/?id=7a49a796a41fa5ba3dccc2e13de43520b8d05bb6

Author: Erik Faye-Lund <kusmab...@gmail.com>
Date:   Fri Feb  7 13:45:10 2014 +0100

gallium/tgsi: use CLAMP instead of open-coded clamps

Signed-off-by: Erik Faye-Lund <kusmab...@gmail.com>
Reviewed-by: Brian Paul <bri...@vmware.com>

---

 src/gallium/auxiliary/tgsi/tgsi_exec.c |   26 ++++----------------------
 1 file changed, 4 insertions(+), 22 deletions(-)

diff --git a/src/gallium/auxiliary/tgsi/tgsi_exec.c 
b/src/gallium/auxiliary/tgsi/tgsi_exec.c
index 3d37eaa..96809cd 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_exec.c
+++ b/src/gallium/auxiliary/tgsi/tgsi_exec.c
@@ -914,28 +914,10 @@ micro_rcc(union tgsi_exec_channel *dst,
    for (i = 0; i < 4; i++) {
       float recip = 1.0f / src->f[i];
 
-      if (recip > 0.0f) {
-         if (recip > 1.884467e+019f) {
-            dst->f[i] = 1.884467e+019f;
-         }
-         else if (recip < 5.42101e-020f) {
-            dst->f[i] = 5.42101e-020f;
-         }
-         else {
-            dst->f[i] = recip;
-         }
-      }
-      else {
-         if (recip < -1.884467e+019f) {
-            dst->f[i] = -1.884467e+019f;
-         }
-         else if (recip > -5.42101e-020f) {
-            dst->f[i] = -5.42101e-020f;
-         }
-         else {
-            dst->f[i] = recip;
-         }
-      }
+      if (recip > 0.0f)
+         dst->f[i] = CLAMP(recip, 5.42101e-020f, 1.884467e+019f);
+      else
+         dst->f[i] = CLAMP(recip, -1.884467e+019f, -5.42101e-020f);
    }
 }
 

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