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authorCorbin Simpson <MostAwesomeDude@gmail.com>2008-05-26 16:00:05 -0700
committerCorbin Simpson <MostAwesomeDude@gmail.com>2008-05-26 16:00:05 -0700
commitb57ba7c5b0205ad6885530f63cef85401386565b (patch)
tree2fbf2b31d92d2625e3e826c9b55a6c155ae18cfb /src/mesa/drivers
parent5499685931cac382bffb053ab527d882a7d0e109 (diff)
r5xx: Enhance emit_mov().
Now we can add arbitrary sources and swizzles. Will make many things smoother.
Diffstat (limited to 'src/mesa/drivers')
-rw-r--r--src/mesa/drivers/dri/r300/r500_fragprog.c27
1 files changed, 11 insertions, 16 deletions
diff --git a/src/mesa/drivers/dri/r300/r500_fragprog.c b/src/mesa/drivers/dri/r300/r500_fragprog.c
index f55c8560c7..d331ac1036 100644
--- a/src/mesa/drivers/dri/r300/r500_fragprog.c
+++ b/src/mesa/drivers/dri/r300/r500_fragprog.c
@@ -358,21 +358,22 @@ static void emit_alu(struct r500_fragment_program *fp, int counter, struct prog_
fp->inst[counter].inst5 = 0x0;
}
-static void emit_mov(struct r500_fragment_program *fp, int counter, struct prog_src_register src, GLuint dest) {
+static void emit_mov(struct r500_fragment_program *fp, int counter, struct prog_instruction *fpi, GLuint src_reg, GLuint swizzle, GLuint dest) {
/* The r3xx shader uses MAD to implement MOV. We are using CMP, since
* it is technically more accurate and recommended by ATI/AMD. */
- GLuint src_reg = make_src(fp, src);
+ emit_alu(fp, counter, fpi);
fp->inst[counter].inst1 = R500_RGB_ADDR0(src_reg);
fp->inst[counter].inst2 = R500_ALPHA_ADDR0(src_reg);
+ /* 0x1FF is 9 bits, size of an RGB swizzle. */
fp->inst[counter].inst3 = R500_ALU_RGB_SEL_A_SRC0
- | MAKE_SWIZ_RGB_A(make_rgb_swizzle(src))
+ | MAKE_SWIZ_RGB_A((swizzle & 0x1ff))
| R500_ALU_RGB_SEL_B_SRC0
- | MAKE_SWIZ_RGB_B(make_rgb_swizzle(src))
+ | MAKE_SWIZ_RGB_B((swizzle & 0x1ff))
| R500_ALU_RGB_OMOD_DISABLE;
fp->inst[counter].inst4 |= R500_ALPHA_OP_CMP
| R500_ALPHA_ADDRD(dest)
- | R500_ALPHA_SEL_A_SRC0 | MAKE_SWIZ_ALPHA_A(make_alpha_swizzle(src))
- | R500_ALPHA_SEL_B_SRC0 | MAKE_SWIZ_ALPHA_B(make_alpha_swizzle(src))
+ | R500_ALPHA_SEL_A_SRC0 | MAKE_SWIZ_ALPHA_A(GET_SWZ(swizzle, 3))
+ | R500_ALPHA_SEL_B_SRC0 | MAKE_SWIZ_ALPHA_B(GET_SWZ(swizzle, 3))
| R500_ALPHA_OMOD_DISABLE;
fp->inst[counter].inst5 = R500_ALU_RGBA_OP_CMP
| R500_ALU_RGBA_ADDRD(dest)
@@ -481,8 +482,7 @@ static GLboolean parse_program(struct r500_fragment_program *fp)
switch (fpi->Opcode) {
case OPCODE_ABS:
- emit_alu(fp, counter, fpi);
- emit_mov(fp, counter, fpi->SrcReg[0], dest);
+ emit_mov(fp, counter, fpi, make_src(fp, fpi->SrcReg[0]), fpi->SrcReg[0].Swizzle, dest);
fp->inst[counter].inst3 |= R500_ALU_RGB_MOD_A_ABS
| R500_ALU_RGB_MOD_B_ABS;
fp->inst[counter].inst4 |= R500_ALPHA_MOD_A_ABS
@@ -773,10 +773,7 @@ static GLboolean parse_program(struct r500_fragment_program *fp)
| MAKE_SWIZ_ALPHA_C(R500_SWIZZLE_ZERO);
counter++;
/* Final instruction */
- emit_alu(fp, counter, fpi);
- fpi->SrcReg[0].Index = get_temp(fp, 0);
- fpi->SrcReg[0].Swizzle = 1672;
- emit_mov(fp, counter, fpi->SrcReg[0], dest);
+ emit_mov(fp, counter, fpi, get_temp(fp, 0), 1672, dest);
break;
case OPCODE_LRP:
/* src0 * src1 + INV(src0) * src2
@@ -863,8 +860,7 @@ static GLboolean parse_program(struct r500_fragment_program *fp)
| R500_ALU_RGBA_ADDRD(dest);
break;
case OPCODE_MOV:
- emit_alu(fp, counter, fpi);
- emit_mov(fp, counter, fpi->SrcReg[0], dest);
+ emit_mov(fp, counter, fpi, make_src(fp, fpi->SrcReg[0]), fpi->SrcReg[0].Swizzle, dest);
break;
case OPCODE_MUL:
/* Variation on MAD: src0*src1+0 */
@@ -1138,8 +1134,7 @@ static GLboolean parse_program(struct r500_fragment_program *fp)
break;
case OPCODE_SWZ:
/* TODO: The rarer negation masks! */
- emit_alu(fp, counter, fpi);
- emit_mov(fp, counter, fpi->SrcReg[0], dest);
+ emit_mov(fp, counter, fpi, make_src(fp, fpi->SrcReg[0]), fpi->SrcReg[0].Swizzle, dest);
break;
case OPCODE_KIL:
case OPCODE_TEX: