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Diffstat (limited to 'src/mesa/drivers/dri/i965/brw_vs_emit.c')
-rw-r--r--src/mesa/drivers/dri/i965/brw_vs_emit.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_vs_emit.c b/src/mesa/drivers/dri/i965/brw_vs_emit.c
index 7b946eb0d8..7cbf22f2da 100644
--- a/src/mesa/drivers/dri/i965/brw_vs_emit.c
+++ b/src/mesa/drivers/dri/i965/brw_vs_emit.c
@@ -1180,10 +1180,12 @@ static struct brw_reg get_arg( struct brw_vs_compile *c,
/* Convert 3-bit swizzle to 2-bit.
*/
- reg.dw1.bits.swizzle = BRW_SWIZZLE4(GET_SWZ(src->Swizzle, 0),
- GET_SWZ(src->Swizzle, 1),
- GET_SWZ(src->Swizzle, 2),
- GET_SWZ(src->Swizzle, 3));
+ if (reg.file != BRW_IMMEDIATE_VALUE) {
+ reg.dw1.bits.swizzle = BRW_SWIZZLE4(GET_SWZ(src->Swizzle, 0),
+ GET_SWZ(src->Swizzle, 1),
+ GET_SWZ(src->Swizzle, 2),
+ GET_SWZ(src->Swizzle, 3));
+ }
/* Note this is ok for non-swizzle instructions:
*/
@@ -1229,6 +1231,7 @@ static struct brw_reg get_dst( struct brw_vs_compile *c,
reg = brw_null_reg();
}
+ assert(reg.type != BRW_IMMEDIATE_VALUE);
reg.dw1.bits.writemask = dst.WriteMask;
return reg;