diff options
| author | Corbin Simpson <[email protected]> | 2009-03-16 05:58:46 -0700 |
|---|---|---|
| committer | Corbin Simpson <[email protected]> | 2009-03-16 06:49:21 -0700 |
| commit | fe1c94d8d34cbda3b6005ecb9d7a2087df8c10a9 (patch) | |
| tree | 99734dc2a0bfa024e351794228717f8c3a1d13a9 /src/gallium/drivers/r300 | |
| parent | a22e40c29c3bf2ae546a03b6749e895fb74c2b24 (diff) | |
r300-gallium: r500-fs: Stub out the simple scalar ops.
COS, SIN, and CSC are not simple.
Diffstat (limited to 'src/gallium/drivers/r300')
| -rw-r--r-- | src/gallium/drivers/r300/r300_state_shader.c | 39 |
1 files changed, 34 insertions, 5 deletions
diff --git a/src/gallium/drivers/r300/r300_state_shader.c b/src/gallium/drivers/r300/r300_state_shader.c index 2926c9a7b12..e4db008ff88 100644 --- a/src/gallium/drivers/r300/r300_state_shader.c +++ b/src/gallium/drivers/r300/r300_state_shader.c @@ -161,9 +161,20 @@ static INLINE uint32_t r500_alpha_swiz(struct tgsi_full_src_register* reg) return r500_rgba_swiz(reg) >> 9; } +static INLINE uint32_t r500_sop_swiz(struct tgsi_full_src_register* reg) +{ + /* Only the first 3 bits... */ + return r500_rgba_swiz(reg) & 0x7; +} + static INLINE uint32_t r500_rgba_op(unsigned op) { switch (op) { + case TGSI_OPCODE_EX2: + case TGSI_OPCODE_LG2: + case TGSI_OPCODE_RCP: + case TGSI_OPCODE_RSQ: + return R500_ALU_RGBA_OP_SOP; case TGSI_OPCODE_DP3: return R500_ALU_RGBA_OP_DP3; case TGSI_OPCODE_DP4: @@ -179,6 +190,14 @@ static INLINE uint32_t r500_rgba_op(unsigned op) static INLINE uint32_t r500_alpha_op(unsigned op) { switch (op) { + case TGSI_OPCODE_EX2: + return R500_ALPHA_OP_EX2; + case TGSI_OPCODE_LG2: + return R500_ALPHA_OP_LN2; + case TGSI_OPCODE_RCP: + return R500_ALPHA_OP_RCP; + case TGSI_OPCODE_RSQ: + return R500_ALPHA_OP_RSQ; case TGSI_OPCODE_DP3: case TGSI_OPCODE_DP4: case TGSI_OPCODE_DPH: @@ -215,7 +234,8 @@ static INLINE void r500_emit_maths(struct r500_fragment_shader* fs, struct tgsi_full_src_register* src, struct tgsi_full_dst_register* dst, unsigned op, - unsigned count) + unsigned count, + boolean is_sop) { int i = fs->instruction_count; @@ -253,7 +273,8 @@ static INLINE void r500_emit_maths(struct r500_fragment_shader* fs, 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_SWIZ_ALPHA_A(is_sop ? r500_sop_swiz(&src[0]) : + r500_alpha_swiz(&src[0])) | R500_ALPHA_SEL_A_SRC0; break; } @@ -325,14 +346,21 @@ 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_EX2: + r500_emit_maths(fs, assembler, inst->FullSrcRegisters, + &inst->FullDstRegisters[0], inst->Instruction.Opcode, 1, + true); + break; case TGSI_OPCODE_DP3: case TGSI_OPCODE_DP4: r500_emit_maths(fs, assembler, inst->FullSrcRegisters, - &inst->FullDstRegisters[0], inst->Instruction.Opcode, 2); + &inst->FullDstRegisters[0], inst->Instruction.Opcode, 2, + false); break; case TGSI_OPCODE_DPH: r500_emit_maths(fs, assembler, inst->FullSrcRegisters, - &inst->FullDstRegisters[0], inst->Instruction.Opcode, 2); + &inst->FullDstRegisters[0], inst->Instruction.Opcode, 2, + false); /* Force alpha swizzle to one */ i = fs->instruction_count - 1; fs->instructions[i].inst4 &= ~R500_SWIZ_ALPHA_A(0x7); @@ -340,7 +368,8 @@ static void r500_fs_instruction(struct r500_fragment_shader* fs, break; case TGSI_OPCODE_MAD: r500_emit_maths(fs, assembler, inst->FullSrcRegisters, - &inst->FullDstRegisters[0], inst->Instruction.Opcode, 3); + &inst->FullDstRegisters[0], inst->Instruction.Opcode, 3, + false); break; case TGSI_OPCODE_MOV: case TGSI_OPCODE_SWZ: |