gallivm: Added lp_build_const_mask_aos_swizzled

Allows the creation of const aos masks which have the mask swizzled
to match the correct format.

Updated existing mask creation code to use the swizzled version where
necessary (tgsi register masks and llvmpipe aos blending).

Signed-off-by: José Fonseca <[email protected]>

1 files changed, 1 insertions, 9 deletions

diff --git a/src/gallium/drivers/llvmpipe/lp_bld_blend_aos.c b/src/gallium/drivers/llvmpipe/lp_bld_blend_aos.c
index e67286baf5e..59d5f545966 100644
--- a/src/gallium/drivers/llvmpipe/lp_bld_blend_aos.c
+++ b/src/gallium/drivers/llvmpipe/lp_bld_blend_aos.c
@@ -380,16 +380,8 @@ lp_build_blend_aos(struct gallivm_state *gallivm,
 
    if (!fullcolormask) {
       LLVMValueRef color_mask;
-      unsigned color_mask_swizzle;
 
-      /* Swizzle the color mask to ensure it matches target format */
-      color_mask_swizzle =
-               ((blend->rt[rt].colormask & (1 << swizzle[0])) >> swizzle[0])
-            | (((blend->rt[rt].colormask & (1 << swizzle[1])) >> swizzle[1]) << 1)
-            | (((blend->rt[rt].colormask & (1 << swizzle[2])) >> swizzle[2]) << 2)
-            | (((blend->rt[rt].colormask & (1 << swizzle[3])) >> swizzle[3]) << 3);
-
-      color_mask = lp_build_const_mask_aos(gallivm, bld.base.type, color_mask_swizzle);
+      color_mask = lp_build_const_mask_aos_swizzled(gallivm, bld.base.type, blend->rt[rt].colormask, swizzle);
       lp_build_name(color_mask, "color_mask");
 
       /* Combine with input mask if necessary */