mesa: fix transform_points_3d_no_rot using undefined values in %xmm0

Signed-off-by: Arthur HUILLET <arthur.huillet@free.fr>

diff --git a/src/mesa/x86/sse_xform2.S b/src/mesa/x86/sse_xform2.S
index 91b82e7..b490d4c 100644 (file)
--- a/src/mesa/x86/sse_xform2.S
+++ b/src/mesa/x86/sse_xform2.S
@@ -186,6 +186,7 @@ GLNAME(_mesa_sse_transform_points2_3d_no_rot):
     MOV_L( REGOFF(V4F_START, EDI), EDI )       /* ptr to first dest vertex */
     ADD_L( EDI, ECX )                          /* count += dest ptr */
 
+    PXOR( XMM0, XMM0 )
 
 ALIGNTEXT32
     MOVSS    ( M(0), XMM1 )                    /* - | - |  -  | m0  */

diff --git a/src/mesa/x86/sse_xform3.S b/src/mesa/x86/sse_xform3.S
index 1fc79ef..8a79eed 100644 (file)
--- a/src/mesa/x86/sse_xform3.S
+++ b/src/mesa/x86/sse_xform3.S
@@ -198,6 +198,7 @@ GLNAME(_mesa_sse_transform_points3_3d_no_rot):
     MOV_L( REGOFF(V4F_START, EDI), EDI )       /* ptr to first dest vertex */
     ADD_L( EDI, ECX )                          /* count += dest ptr */
 
+    PXOR( XMM0, XMM0 )
 
 ALIGNTEXT32
     MOVSS    ( M(0), XMM1 )                    /* - | - |  -  | m0  */