From: Brian <brian.paul@tungstengraphics.com>
Date: Wed, 16 Jan 2008 23:29:36 +0000 (-0700)
Subject: Fix incorrect [0,1] clamping in store_dest().
X-Git-Tag: 062012170305~17580^2~390^2~2956
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=ecc9cf43af658413f91818fe90fdb0c2eaad9a46;p=profile%2Fivi%2Fmesa.git

Fix incorrect [0,1] clamping in store_dest().
---

diff --git a/src/mesa/pipe/tgsi/exec/tgsi_exec.c b/src/mesa/pipe/tgsi/exec/tgsi_exec.c
index 49affc1..dcc3936 100644
--- a/src/mesa/pipe/tgsi/exec/tgsi_exec.c
+++ b/src/mesa/pipe/tgsi/exec/tgsi_exec.c
@@ -1135,10 +1135,8 @@ store_dest(
 
    case TGSI_SAT_ZERO_ONE:
       /* XXX need to obey ExecMask here */
-      micro_lt( dst, chan, &mach->Temps[TEMP_0_I].xyzw[TEMP_0_C],
-                &mach->Temps[TEMP_0_I].xyzw[TEMP_0_C], chan );
-      micro_lt( dst, chan, &mach->Temps[TEMP_1_I].xyzw[TEMP_1_C],
-                chan, &mach->Temps[TEMP_1_I].xyzw[TEMP_1_C] );
+      micro_max(dst, chan, &mach->Temps[TEMP_0_I].xyzw[TEMP_0_C]);
+      micro_min(dst, dst, &mach->Temps[TEMP_1_I].xyzw[TEMP_1_C]);
       break;
 
    case TGSI_SAT_MINUS_PLUS_ONE:
@@ -1646,6 +1644,7 @@ exec_instruction(
          FETCH(&r[0], 0, chan_index);
          FETCH(&r[1], 1, chan_index);
 
+         /* XXX use micro_min()?? */
          micro_lt( &r[0], &r[0], &r[1], &r[0], &r[1] );
 
          STORE(&r[0], 0, chan_index);
@@ -1657,6 +1656,7 @@ exec_instruction(
          FETCH(&r[0], 0, chan_index);
          FETCH(&r[1], 1, chan_index);
 
+         /* XXX use micro_max()?? */
          micro_lt( &r[0], &r[0], &r[1], &r[1], &r[0] );
 
          STORE(&r[0], 0, chan_index );