diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/mesa/drivers/dri/r300/r500_fragprog.c | 67 |
1 files changed, 65 insertions, 2 deletions
diff --git a/src/mesa/drivers/dri/r300/r500_fragprog.c b/src/mesa/drivers/dri/r300/r500_fragprog.c index 482f9d55e77..e8612255c97 100644 --- a/src/mesa/drivers/dri/r300/r500_fragprog.c +++ b/src/mesa/drivers/dri/r300/r500_fragprog.c @@ -328,6 +328,12 @@ static void emit_alu(struct r500_fragment_program *fp, int counter, struct prog_ } fp->inst[counter].inst0 |= R500_INST_TEX_SEM_WAIT; + + /* Ideally, we shouldn't have to explicitly clear memory here! */ + fp->inst[counter].inst1 = 0x0; + fp->inst[counter].inst2 = 0x0; + fp->inst[counter].inst3 = 0x0; + fp->inst[counter].inst5 = 0x0; } static void emit_mov(struct r500_fragment_program *fp, int counter, struct prog_src_register src, GLuint dest) { @@ -352,6 +358,62 @@ static void emit_mov(struct r500_fragment_program *fp, int counter, struct prog_ | MAKE_SWIZ_ALPHA_C(R500_SWIZZLE_ZERO); } +static void emit_mad(struct r500_fragment_program *fp, int counter, struct prog_instruction *fpi, int one, int two, int three) { + /* Note: This code was all Corbin's. Corbin is a rather hackish coder. + * If you can make it pretty or fast, please do so! */ + emit_alu(fp, counter, fpi); + /* Common MAD stuff */ + fp->inst[counter].inst4 |= R500_ALPHA_OP_MAD + | R500_ALPHA_ADDRD(make_dest(fp, fpi->DstReg)); + fp->inst[counter].inst5 |= R500_ALU_RGBA_OP_MAD + | R500_ALU_RGBA_ADDRD(make_dest(fp, fpi->DstReg)); + switch (one) { + case 0: + case 1: + case 2: + fp->inst[counter].inst1 |= R500_RGB_ADDR0(make_src(fp, fpi->SrcReg[one])); + fp->inst[counter].inst2 |= R500_ALPHA_ADDR0(make_src(fp, fpi->SrcReg[one])); + fp->inst[counter].inst3 |= R500_ALU_RGB_SEL_A_SRC0 + | MAKE_SWIZ_RGB_A(make_rgb_swizzle(fpi->SrcReg[one])); + fp->inst[counter].inst4 |= R500_ALPHA_SEL_A_SRC0 + | MAKE_SWIZ_ALPHA_A(make_alpha_swizzle(fpi->SrcReg[one])); + break; + default: + WARN_ONCE("Bad src index in emit_mad: %d\n", one); + break; + } + switch (two) { + case 0: + case 1: + case 2: + fp->inst[counter].inst1 |= R500_RGB_ADDR1(make_src(fp, fpi->SrcReg[two])); + fp->inst[counter].inst2 |= R500_ALPHA_ADDR1(make_src(fp, fpi->SrcReg[two])); + fp->inst[counter].inst3 |= R500_ALU_RGB_SEL_B_SRC1 + | MAKE_SWIZ_RGB_B(make_rgb_swizzle(fpi->SrcReg[two])); + fp->inst[counter].inst4 |= R500_ALPHA_SEL_B_SRC1 + | MAKE_SWIZ_ALPHA_B(make_alpha_swizzle(fpi->SrcReg[two])); + break; + default: + WARN_ONCE("Bad src index in emit_mad: %d\n", one); + break; + } + switch (three) { + case 0: + case 1: + case 2: + fp->inst[counter].inst1 |= R500_RGB_ADDR2(make_src(fp, fpi->SrcReg[three])); + fp->inst[counter].inst2 |= R500_ALPHA_ADDR2(make_src(fp, fpi->SrcReg[three])); + fp->inst[counter].inst5 |= R500_ALU_RGBA_SEL_C_SRC2 + | MAKE_SWIZ_RGBA_C(make_rgb_swizzle(fpi->SrcReg[three])) + | R500_ALU_RGBA_ALPHA_SEL_C_SRC2 + | MAKE_SWIZ_ALPHA_C(make_alpha_swizzle(fpi->SrcReg[three])); + break; + default: + WARN_ONCE("Bad src index in emit_mad: %d\n", one); + break; + } +} + static GLboolean parse_program(struct r500_fragment_program *fp) { struct gl_fragment_program *mp = &fp->mesa_program; @@ -640,7 +702,7 @@ static GLboolean parse_program(struct r500_fragment_program *fp) | MAKE_SWIZ_ALPHA_C(make_alpha_swizzle(fpi->SrcReg[2])); break; case OPCODE_MAD: - src[0] = make_src(fp, fpi->SrcReg[0]); + /* src[0] = make_src(fp, fpi->SrcReg[0]); src[1] = make_src(fp, fpi->SrcReg[1]); src[2] = make_src(fp, fpi->SrcReg[2]); emit_alu(fp, counter, fpi); @@ -660,7 +722,8 @@ static GLboolean parse_program(struct r500_fragment_program *fp) | R500_ALU_RGBA_SEL_C_SRC2 | MAKE_SWIZ_RGBA_C(make_rgb_swizzle(fpi->SrcReg[2])) | R500_ALU_RGBA_ALPHA_SEL_C_SRC2 - | MAKE_SWIZ_ALPHA_C(make_alpha_swizzle(fpi->SrcReg[2])); + | MAKE_SWIZ_ALPHA_C(make_alpha_swizzle(fpi->SrcReg[2])); */ + emit_mad(fp, counter, fpi, 0, 1, 2); break; case OPCODE_MAX: src[0] = make_src(fp, fpi->SrcReg[0]); |