From cfd241e8a68bc04f0f82960eae9ff1ec01384b67 Mon Sep 17 00:00:00 2001 From: Corbin Simpson Date: Wed, 20 May 2009 21:52:11 -0700 Subject: [PATCH] r300-gallium: r500-fs: LRP. Goddammit. This cannot be the "easy way." :C --- src/gallium/drivers/r300/r300_state_shader.c | 36 +++++++++++++++++--- 1 file changed, 32 insertions(+), 4 deletions(-) diff --git a/src/gallium/drivers/r300/r300_state_shader.c b/src/gallium/drivers/r300/r300_state_shader.c index 8a3e380eec4..cf9eeb4201f 100644 --- a/src/gallium/drivers/r300/r300_state_shader.c +++ b/src/gallium/drivers/r300/r300_state_shader.c @@ -355,8 +355,8 @@ static INLINE void r500_emit_maths(struct r500_fragment_shader* fs, 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; + R500_ALPHA_SEL_B_SRC1 | + R500_SWIZ_ALPHA_B(r500_alpha_swiz(&src[1])); case 1: case 0: default: @@ -368,8 +368,8 @@ 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_ALPHA_SEL_A_SRC0; + R500_ALPHA_SEL_A_SRC0 | + R500_SWIZ_ALPHA_A(r500_alpha_swiz(&src[0])); break; } @@ -539,6 +539,34 @@ static void r500_fs_instruction(struct r500_fragment_shader* fs, &inst->FullDstRegisters[0], inst->Instruction.Opcode, 3); break; + /* The compound and hybrid insts. */ + case TGSI_OPCODE_LRP: + /* LRP DST A, B, C -> MAD TMP -A, C, C; MAD DST A, B, TMP */ + inst->FullSrcRegisters[3] = inst->FullSrcRegisters[1]; + inst->FullSrcRegisters[1] = inst->FullSrcRegisters[2]; + inst->FullSrcRegisters[0].SrcRegister.Negate = + !(inst->FullSrcRegisters[0].SrcRegister.Negate); + 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_MAD, 3); + inst->FullSrcRegisters[2].SrcRegister.Index = + assembler->temp_count; + inst->FullSrcRegisters[2].SrcRegister.File = TGSI_FILE_TEMPORARY; + inst->FullSrcRegisters[2].SrcRegister.SwizzleX = TGSI_SWIZZLE_X; + inst->FullSrcRegisters[2].SrcRegister.SwizzleY = TGSI_SWIZZLE_Y; + inst->FullSrcRegisters[2].SrcRegister.SwizzleZ = TGSI_SWIZZLE_Z; + inst->FullSrcRegisters[2].SrcRegister.SwizzleW = TGSI_SWIZZLE_W; + inst->FullSrcRegisters[1] = inst->FullSrcRegisters[3]; + inst->FullSrcRegisters[0].SrcRegister.Negate = + !(inst->FullSrcRegisters[0].SrcRegister.Negate); + inst->FullDstRegisters[0] = inst->FullDstRegisters[1]; + r500_emit_maths(fs, assembler, inst->FullSrcRegisters, + &inst->FullDstRegisters[0], TGSI_OPCODE_MAD, 3); + break; + /* The texture instruction set. */ case TGSI_OPCODE_KIL: case TGSI_OPCODE_TEX: -- 2.30.2