nvfx: remove src_native_swz, which was a no-op

src_native_swz was used to translate 0/1 swizzles back when Gallium
supported them.

That support was later removed from Gallium, and the function currently
always returns true.

Remove it.

diff --git a/src/gallium/drivers/nvfx/nvfx_fragprog.c b/src/gallium/drivers/nvfx/nvfx_fragprog.c
index 8066528a5b55c4745094430d047af6ffcd2f908e..76351430f44e46838cb7becfb8952a4daf63b457 100644 (file)
--- a/src/gallium/drivers/nvfx/nvfx_fragprog.c
+++ b/src/gallium/drivers/nvfx/nvfx_fragprog.c
@@ -298,39 +298,6 @@ tgsi_mask(uint tgsi)
        return mask;
 }
 
-static boolean
-src_native_swz(struct nvfx_fpc *fpc, const struct tgsi_full_src_register *fsrc,
-              struct nvfx_sreg *src)
-{
-       const struct nvfx_sreg none = nvfx_sr(NVFXSR_NONE, 0);
-       struct nvfx_sreg tgsi = tgsi_src(fpc, fsrc);
-       uint mask = 0;
-       uint c;
-
-       for (c = 0; c < 4; c++) {
-               switch (tgsi_util_get_full_src_register_swizzle(fsrc, c)) {
-               case TGSI_SWIZZLE_X:
-               case TGSI_SWIZZLE_Y:
-               case TGSI_SWIZZLE_Z:
-               case TGSI_SWIZZLE_W:
-                       mask |= (1 << c);
-                       break;
-               default:
-                       assert(0);
-               }
-       }
-
-       if (mask == NVFX_FP_MASK_ALL)
-               return TRUE;
-
-       *src = temp(fpc);
-
-       if (mask)
-               arith(fpc, 0, MOV, *src, mask, tgsi, none, none);
-
-       return FALSE;
-}
-
 static boolean
 nvfx_fragprog_parse_instruction(struct nvfx_context* nvfx, struct nvfx_fpc *fpc,
                                const struct tgsi_full_instruction *finst)
@@ -358,17 +325,6 @@ nvfx_fragprog_parse_instruction(struct nvfx_context* nvfx, struct nvfx_fpc *fpc,
 
                fsrc = &finst->Src[i];
 
-               switch (fsrc->Register.File) {
-               case TGSI_FILE_INPUT:
-               case TGSI_FILE_CONSTANT:
-               case TGSI_FILE_TEMPORARY:
-                       if (!src_native_swz(fpc, fsrc, &src[i]))
-                               continue;
-                       break;
-               default:
-                       break;
-               }
-
                switch (fsrc->Register.File) {
                case TGSI_FILE_INPUT:
                        if (ai == -1 || ai == fsrc->Register.Index) {

diff --git a/src/gallium/drivers/nvfx/nvfx_vertprog.c b/src/gallium/drivers/nvfx/nvfx_vertprog.c
index e5e49bf0c2eaaffcc1b88015f171749222cd7f05..2d243be16a35ff1ce245f0b0917292b2af308c4b 100644 (file)
--- a/src/gallium/drivers/nvfx/nvfx_vertprog.c
+++ b/src/gallium/drivers/nvfx/nvfx_vertprog.c
@@ -397,39 +397,6 @@ tgsi_mask(uint tgsi)
        return mask;
 }
 
-static boolean
-src_native_swz(struct nvfx_context* nvfx, struct nvfx_vpc *vpc, const struct tgsi_full_src_register *fsrc,
-              struct nvfx_sreg *src)
-{
-       const struct nvfx_sreg none = nvfx_sr(NVFXSR_NONE, 0);
-       struct nvfx_sreg tgsi = tgsi_src(vpc, fsrc);
-       uint mask = 0;
-       uint c;
-
-       for (c = 0; c < 4; c++) {
-               switch (tgsi_util_get_full_src_register_swizzle(fsrc, c)) {
-               case TGSI_SWIZZLE_X:
-               case TGSI_SWIZZLE_Y:
-               case TGSI_SWIZZLE_Z:
-               case TGSI_SWIZZLE_W:
-                       mask |= tgsi_mask(1 << c);
-                       break;
-               default:
-                       assert(0);
-               }
-       }
-
-       if (mask == NVFX_VP_MASK_ALL)
-               return TRUE;
-
-       *src = temp(vpc);
-
-       if (mask)
-               arith(vpc, VEC, MOV, *src, mask, tgsi, none, none);
-
-       return FALSE;
-}
-
 static boolean
 nvfx_vertprog_parse_instruction(struct nvfx_context* nvfx, struct nvfx_vpc *vpc,
                                const struct tgsi_full_instruction *finst)
@@ -457,17 +424,6 @@ nvfx_vertprog_parse_instruction(struct nvfx_context* nvfx, struct nvfx_vpc *vpc,
 
                fsrc = &finst->Src[i];
 
-               switch (fsrc->Register.File) {
-               case TGSI_FILE_INPUT:
-               case TGSI_FILE_CONSTANT:
-               case TGSI_FILE_TEMPORARY:
-                       if (!src_native_swz(nvfx, vpc, fsrc, &src[i]))
-                               continue;
-                       break;
-               default:
-                       break;
-               }
-
                switch (fsrc->Register.File) {
                case TGSI_FILE_INPUT:
                        if (ai == -1 || ai == fsrc->Register.Index) {