diff options
| author | Corbin Simpson <MostAwesomeDude@gmail.com> | 2009-05-20 23:22:16 -0700 |
|---|---|---|
| committer | Corbin Simpson <MostAwesomeDude@gmail.com> | 2009-05-20 23:22:16 -0700 |
| commit | 3af0952bc9bade8d5a5c60349c045b28762f8815 (patch) | |
| tree | 9a7f0efa6f9dbec57c99107441a458667b644bfb | |
| parent | cfd241e8a68bc04f0f82960eae9ff1ec01384b67 (diff) | |
r300-gallium: r500-fs: POW.
I feel so unclean.
| -rw-r--r-- | src/gallium/drivers/r300/r300_state_shader.c | 28 |
1 files changed, 27 insertions, 1 deletions
diff --git a/src/gallium/drivers/r300/r300_state_shader.c b/src/gallium/drivers/r300/r300_state_shader.c index cf9eeb4201f..cc7f6a7c4b0 100644 --- a/src/gallium/drivers/r300/r300_state_shader.c +++ b/src/gallium/drivers/r300/r300_state_shader.c @@ -566,6 +566,32 @@ static void r500_fs_instruction(struct r500_fragment_shader* fs, r500_emit_maths(fs, assembler, inst->FullSrcRegisters, &inst->FullDstRegisters[0], TGSI_OPCODE_MAD, 3); break; + case TGSI_OPCODE_POW: + /* POW DST A, B -> LG2 TMP A; MUL TMP TMP, B; EX2 DST TMP */ + inst->FullSrcRegisters[0].SrcRegisterExtSwz.ExtSwizzleW = + inst->FullSrcRegisters[0].SrcRegisterExtSwz.ExtSwizzleX; + inst->FullSrcRegisters[0].SrcRegister.SwizzleW = + inst->FullSrcRegisters[0].SrcRegister.SwizzleX; + inst->FullDstRegisters[1] = inst->FullDstRegisters[0]; + inst->FullDstRegisters[0].DstRegister.Index = + assembler->temp_count; + inst->FullDstRegisters[0].DstRegister.File = TGSI_FILE_TEMPORARY; + r500_emit_maths(fs, assembler, inst->FullSrcRegisters, + &inst->FullDstRegisters[0], TGSI_OPCODE_LG2, 1); + inst->FullSrcRegisters[0].SrcRegister.Index = + assembler->temp_count; + inst->FullSrcRegisters[0].SrcRegister.File = TGSI_FILE_TEMPORARY; + inst->FullSrcRegisters[0].SrcRegister.SwizzleX = TGSI_SWIZZLE_X; + inst->FullSrcRegisters[0].SrcRegister.SwizzleY = TGSI_SWIZZLE_Y; + inst->FullSrcRegisters[0].SrcRegister.SwizzleZ = TGSI_SWIZZLE_Z; + inst->FullSrcRegisters[0].SrcRegister.SwizzleW = TGSI_SWIZZLE_W; + inst->FullSrcRegisters[2] = r500_constant_zero; + r500_emit_maths(fs, assembler, inst->FullSrcRegisters, + &inst->FullDstRegisters[0], TGSI_OPCODE_MUL, 3); + inst->FullDstRegisters[0] = inst->FullDstRegisters[1]; + r500_emit_maths(fs, assembler, inst->FullSrcRegisters, + &inst->FullDstRegisters[0], TGSI_OPCODE_EX2, 1); + break; /* The texture instruction set. */ case TGSI_OPCODE_KIL: @@ -595,7 +621,7 @@ static void r500_fs_instruction(struct r500_fragment_shader* fs, static void r300_fs_finalize(struct r3xx_fragment_shader* fs, struct r300_fs_asm* assembler) { - fs->stack_size = assembler->temp_count + assembler->temp_offset; + fs->stack_size = assembler->temp_count + assembler->temp_offset + 1; } static void r500_fs_finalize(struct r500_fragment_shader* fs, |