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-rw-r--r--src/mesa/drivers/dri/i965/brw_eu.h4
-rw-r--r--src/mesa/drivers/dri/i965/brw_vs_emit.c11
2 files changed, 11 insertions, 4 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_eu.h b/src/mesa/drivers/dri/i965/brw_eu.h
index ffdddd0a388..d15a8f90081 100644
--- a/src/mesa/drivers/dri/i965/brw_eu.h
+++ b/src/mesa/drivers/dri/i965/brw_eu.h
@@ -633,6 +633,8 @@ static INLINE struct brw_reg brw_swizzle( struct brw_reg reg,
GLuint z,
GLuint w)
{
+ assert(reg.file != BRW_IMMEDIATE_VALUE);
+
reg.dw1.bits.swizzle = BRW_SWIZZLE4(BRW_GET_SWZ(reg.dw1.bits.swizzle, x),
BRW_GET_SWZ(reg.dw1.bits.swizzle, y),
BRW_GET_SWZ(reg.dw1.bits.swizzle, z),
@@ -650,6 +652,7 @@ static INLINE struct brw_reg brw_swizzle1( struct brw_reg reg,
static INLINE struct brw_reg brw_writemask( struct brw_reg reg,
GLuint mask )
{
+ assert(reg.file != BRW_IMMEDIATE_VALUE);
reg.dw1.bits.writemask &= mask;
return reg;
}
@@ -657,6 +660,7 @@ static INLINE struct brw_reg brw_writemask( struct brw_reg reg,
static INLINE struct brw_reg brw_set_writemask( struct brw_reg reg,
GLuint mask )
{
+ assert(reg.file != BRW_IMMEDIATE_VALUE);
reg.dw1.bits.writemask = mask;
return reg;
}
diff --git a/src/mesa/drivers/dri/i965/brw_vs_emit.c b/src/mesa/drivers/dri/i965/brw_vs_emit.c
index 7b946eb0d8e..7cbf22f2da9 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;