diff options
Diffstat (limited to 'src/gallium')
| -rw-r--r-- | src/gallium/drivers/r300/r300_state_shader.c | 106 |
1 files changed, 79 insertions, 27 deletions
diff --git a/src/gallium/drivers/r300/r300_state_shader.c b/src/gallium/drivers/r300/r300_state_shader.c index 5a1e81fa5b4..fa70a67e10c 100644 --- a/src/gallium/drivers/r300/r300_state_shader.c +++ b/src/gallium/drivers/r300/r300_state_shader.c @@ -161,6 +161,33 @@ static INLINE uint32_t r500_alpha_swiz(struct tgsi_full_src_register* reg) return r500_rgba_swiz(reg) >> 9; } +static INLINE uint32_t r500_rgba_op(unsigned op) +{ + switch (op) { + case TGSI_OPCODE_DP3: + return R500_ALU_RGBA_OP_DP3; + case TGSI_OPCODE_DP4: + return R500_ALU_RGBA_OP_DP4; + case TGSI_OPCODE_MAD: + return R500_ALU_RGBA_OP_MAD; + default: + return 0; + } +} + +static INLINE uint32_t r500_alpha_op(unsigned op) +{ + switch (op) { + case TGSI_OPCODE_DP3: + case TGSI_OPCODE_DP4: + return R500_ALPHA_OP_DP; + case TGSI_OPCODE_MAD: + return R500_ALPHA_OP_MAD; + default: + return 0; + } +} + /* Setup an ALU operation. */ static INLINE void r500_emit_alu(struct r500_fragment_shader* fs, struct r300_fs_asm* assembler, @@ -181,36 +208,56 @@ static INLINE void r500_emit_alu(struct r500_fragment_shader* fs, R500_INST_RGB_CLAMP | R500_INST_ALPHA_CLAMP; } -static INLINE void r500_emit_mad(struct r500_fragment_shader* fs, - struct r300_fs_asm* assembler, - struct tgsi_full_src_register* src, - struct tgsi_full_dst_register* dst) +static INLINE void r500_emit_maths(struct r500_fragment_shader* fs, + struct r300_fs_asm* assembler, + struct tgsi_full_src_register* src, + struct tgsi_full_dst_register* dst, + unsigned op, + unsigned count) { int i = fs->instruction_count; r500_emit_alu(fs, assembler, dst); - fs->instructions[i].inst1 = - R500_RGB_ADDR0(r300_fs_src(assembler, &src[0].SrcRegister)) | - R500_RGB_ADDR1(r300_fs_src(assembler, &src[1].SrcRegister)) | - R500_RGB_ADDR2(r300_fs_src(assembler, &src[2].SrcRegister)); - fs->instructions[i].inst2 = - R500_ALPHA_ADDR0(r300_fs_src(assembler, &src[0].SrcRegister)) | - R500_ALPHA_ADDR1(r300_fs_src(assembler, &src[1].SrcRegister)) | - R500_ALPHA_ADDR2(r300_fs_src(assembler, &src[2].SrcRegister)); - fs->instructions[i].inst3 = R500_ALU_RGB_SEL_A_SRC0 | - R500_SWIZ_RGB_A(r500_rgb_swiz(&src[0])) | - R500_ALU_RGB_SEL_B_SRC1 | - R500_SWIZ_RGB_B(r500_rgb_swiz(&src[1])); - fs->instructions[i].inst4 = R500_ALPHA_OP_MAD | - R500_SWIZ_ALPHA_A(r500_alpha_swiz(&src[0])) | - R500_ALPHA_SEL_A_SRC0 | - R500_SWIZ_ALPHA_B(r500_alpha_swiz(&src[1])) | - R500_ALPHA_SEL_B_SRC1; - fs->instructions[i].inst5 = R500_ALU_RGBA_OP_MAD | - R500_ALU_RGBA_ALPHA_SEL_C_SRC2 | - R500_SWIZ_RGBA_C(r500_rgb_swiz(&src[2])); - R500_SWIZ_ALPHA_C(r500_alpha_swiz(&src[2])); + switch (count) { + case 3: + fs->instructions[i].inst1 = + R500_RGB_ADDR2(r300_fs_src(assembler, &src[2].SrcRegister)); + fs->instructions[i].inst2 = + R500_ALPHA_ADDR2(r300_fs_src(assembler, &src[2].SrcRegister)); + fs->instructions[i].inst5 = + R500_ALU_RGBA_ALPHA_SEL_C_SRC2 | + R500_SWIZ_RGBA_C(r500_rgb_swiz(&src[2])); + R500_SWIZ_ALPHA_C(r500_alpha_swiz(&src[2])); + case 2: + fs->instructions[i].inst1 |= + R500_RGB_ADDR1(r300_fs_src(assembler, &src[1].SrcRegister)); + fs->instructions[i].inst2 |= + R500_ALPHA_ADDR1(r300_fs_src(assembler, &src[1].SrcRegister)); + fs->instructions[i].inst3 = + R500_ALU_RGB_SEL_B_SRC1 | + R500_SWIZ_RGB_B(r500_rgb_swiz(&src[1])); + fs->instructions[i].inst4 = + R500_SWIZ_ALPHA_B(r500_alpha_swiz(&src[1])) | + R500_ALPHA_SEL_B_SRC1; + case 1: + case 0: + default: + fs->instructions[i].inst1 |= + R500_RGB_ADDR0(r300_fs_src(assembler, &src[0].SrcRegister)); + fs->instructions[i].inst2 |= + R500_ALPHA_ADDR0(r300_fs_src(assembler, &src[0].SrcRegister)); + fs->instructions[i].inst3 |= + R500_ALU_RGB_SEL_A_SRC0 | + R500_SWIZ_RGB_A(r500_rgb_swiz(&src[0])); + fs->instructions[i].inst4 |= + R500_SWIZ_ALPHA_A(r500_alpha_swiz(&src[0])) | + R500_ALPHA_SEL_A_SRC0; + break; + } + + fs->instructions[i].inst4 |= r500_alpha_op(op); + fs->instructions[i].inst5 |= r500_rgba_op(op); fs->instruction_count++; } @@ -275,9 +322,14 @@ static void r500_fs_instruction(struct r500_fragment_shader* fs, * AMD/ATI names for opcodes, please, as it facilitates using the * documentation. */ switch (inst->Instruction.Opcode) { + case TGSI_OPCODE_DP3: + case TGSI_OPCODE_DP4: + r500_emit_maths(fs, assembler, inst->FullSrcRegisters, + &inst->FullDstRegisters[0], inst->Instruction.Opcode, 2); + break; case TGSI_OPCODE_MAD: - r500_emit_mad(fs, assembler, inst->FullSrcRegisters, - &inst->FullDstRegisters[0]); + r500_emit_maths(fs, assembler, inst->FullSrcRegisters, + &inst->FullDstRegisters[0], inst->Instruction.Opcode, 3); break; case TGSI_OPCODE_MOV: case TGSI_OPCODE_SWZ: |