Module: Mesa Branch: master Commit: 27eb2e275544d78a229eaded9bafc0db60172675 URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=27eb2e275544d78a229eaded9bafc0db60172675
Author: Marek Olšák <[email protected]> Date: Sun Aug 15 23:44:16 2010 +0200 r300/compiler: implement DP2 opcode --- src/gallium/drivers/r300/r300_tgsi_to_rc.c | 2 +- .../drivers/dri/r300/compiler/radeon_opcodes.c | 10 +++++ .../drivers/dri/r300/compiler/radeon_opcodes.h | 3 + .../drivers/dri/r300/compiler/radeon_program_alu.c | 43 +++++++++++++++---- 4 files changed, 48 insertions(+), 10 deletions(-) diff --git a/src/gallium/drivers/r300/r300_tgsi_to_rc.c b/src/gallium/drivers/r300/r300_tgsi_to_rc.c index 53f07c1..a4911b9 100644 --- a/src/gallium/drivers/r300/r300_tgsi_to_rc.c +++ b/src/gallium/drivers/r300/r300_tgsi_to_rc.c @@ -103,7 +103,7 @@ static unsigned translate_opcode(unsigned opcode) case TGSI_OPCODE_TXB: return RC_OPCODE_TXB; /* case TGSI_OPCODE_NRM: return RC_OPCODE_NRM; */ /* case TGSI_OPCODE_DIV: return RC_OPCODE_DIV; */ - /* case TGSI_OPCODE_DP2: return RC_OPCODE_DP2; */ + case TGSI_OPCODE_DP2: return RC_OPCODE_DP2; case TGSI_OPCODE_TXL: return RC_OPCODE_TXL; case TGSI_OPCODE_BRK: return RC_OPCODE_BRK; case TGSI_OPCODE_IF: return RC_OPCODE_IF; diff --git a/src/mesa/drivers/dri/r300/compiler/radeon_opcodes.c b/src/mesa/drivers/dri/r300/compiler/radeon_opcodes.c index 0602e02..da495a3 100644 --- a/src/mesa/drivers/dri/r300/compiler/radeon_opcodes.c +++ b/src/mesa/drivers/dri/r300/compiler/radeon_opcodes.c @@ -95,6 +95,12 @@ struct rc_opcode_info rc_opcodes[MAX_RC_OPCODE] = { .IsComponentwise = 1 }, { + .Opcode = RC_OPCODE_DP2, + .Name = "DP2", + .NumSrcRegs = 2, + .HasDstReg = 1 + }, + { .Opcode = RC_OPCODE_DP3, .Name = "DP3", .NumSrcRegs = 2, @@ -442,6 +448,10 @@ void rc_compute_sources_for_writemask( case RC_OPCODE_ARL: srcmasks[0] |= RC_MASK_X; break; + case RC_OPCODE_DP2: + srcmasks[0] |= RC_MASK_XY; + srcmasks[1] |= RC_MASK_XY; + break; case RC_OPCODE_DP3: srcmasks[0] |= RC_MASK_XYZ; srcmasks[1] |= RC_MASK_XYZ; diff --git a/src/mesa/drivers/dri/r300/compiler/radeon_opcodes.h b/src/mesa/drivers/dri/r300/compiler/radeon_opcodes.h index 0a9fcee..d3f639c 100644 --- a/src/mesa/drivers/dri/r300/compiler/radeon_opcodes.h +++ b/src/mesa/drivers/dri/r300/compiler/radeon_opcodes.h @@ -64,6 +64,9 @@ typedef enum { * dst.c = d src0.c / dy */ RC_OPCODE_DDY, + /** scalar instruction: dst = src0.x*src1.x + src0.y*src1.y */ + RC_OPCODE_DP2, + /** scalar instruction: dst = src0.x*src1.x + src0.y*src1.y + src0.z*src1.z */ RC_OPCODE_DP3, diff --git a/src/mesa/drivers/dri/r300/compiler/radeon_program_alu.c b/src/mesa/drivers/dri/r300/compiler/radeon_program_alu.c index c988e0c..704a7bb 100644 --- a/src/mesa/drivers/dri/r300/compiler/radeon_program_alu.c +++ b/src/mesa/drivers/dri/r300/compiler/radeon_program_alu.c @@ -216,18 +216,18 @@ static void transform_CEIL(struct radeon_compiler* c, rc_remove_instruction(inst); } -static void transform_DP3(struct radeon_compiler* c, +static void transform_DP2(struct radeon_compiler* c, struct rc_instruction* inst) { struct rc_src_register src0 = inst->U.I.SrcReg[0]; struct rc_src_register src1 = inst->U.I.SrcReg[1]; - src0.Negate &= ~RC_MASK_W; - src0.Swizzle &= ~(7 << (3 * 3)); - src0.Swizzle |= RC_SWIZZLE_ZERO << (3 * 3); - src1.Negate &= ~RC_MASK_W; - src1.Swizzle &= ~(7 << (3 * 3)); - src1.Swizzle |= RC_SWIZZLE_ZERO << (3 * 3); - emit2(c, inst->Prev, RC_OPCODE_DP4, inst->U.I.SaturateMode, inst->U.I.DstReg, src0, src1); + src0.Negate &= ~(RC_MASK_Z | RC_MASK_W); + src0.Swizzle &= ~(63 << (3 * 2)); + src0.Swizzle |= (RC_SWIZZLE_ZERO << (3 * 2)) | (RC_SWIZZLE_ZERO << (3 * 3)); + src1.Negate &= ~(RC_MASK_Z | RC_MASK_W); + src1.Swizzle &= ~(63 << (3 * 2)); + src1.Swizzle |= (RC_SWIZZLE_ZERO << (3 * 2)) | (RC_SWIZZLE_ZERO << (3 * 3)); + emit2(c, inst->Prev, RC_OPCODE_DP3, inst->U.I.SaturateMode, inst->U.I.DstReg, src0, src1); rc_remove_instruction(inst); } @@ -553,6 +553,7 @@ int radeonTransformALU( switch(inst->U.I.Opcode) { case RC_OPCODE_ABS: transform_ABS(c, inst); return 1; case RC_OPCODE_CEIL: transform_CEIL(c, inst); return 1; + case RC_OPCODE_DP2: transform_DP2(c, inst); return 1; case RC_OPCODE_DPH: transform_DPH(c, inst); return 1; case RC_OPCODE_DST: transform_DST(c, inst); return 1; case RC_OPCODE_FLR: transform_FLR(c, inst); return 1; @@ -615,6 +616,29 @@ static void transform_r300_vertex_CMP(struct radeon_compiler* c, rc_remove_instruction(inst); } +static void transform_r300_vertex_DP2(struct radeon_compiler* c, + struct rc_instruction* inst) +{ + struct rc_instruction *next_inst = inst->Next; + transform_DP2(c, inst); + next_inst->Prev->U.I.Opcode = RC_OPCODE_DP4; +} + +static void transform_r300_vertex_DP3(struct radeon_compiler* c, + struct rc_instruction* inst) +{ + struct rc_src_register src0 = inst->U.I.SrcReg[0]; + struct rc_src_register src1 = inst->U.I.SrcReg[1]; + src0.Negate &= ~RC_MASK_W; + src0.Swizzle &= ~(7 << (3 * 3)); + src0.Swizzle |= RC_SWIZZLE_ZERO << (3 * 3); + src1.Negate &= ~RC_MASK_W; + src1.Swizzle &= ~(7 << (3 * 3)); + src1.Swizzle |= RC_SWIZZLE_ZERO << (3 * 3); + emit2(c, inst->Prev, RC_OPCODE_DP4, inst->U.I.SaturateMode, inst->U.I.DstReg, src0, src1); + rc_remove_instruction(inst); +} + static void transform_r300_vertex_fix_LIT(struct radeon_compiler* c, struct rc_instruction* inst) { @@ -758,7 +782,8 @@ int r300_transform_vertex_alu( case RC_OPCODE_ABS: transform_r300_vertex_ABS(c, inst); return 1; case RC_OPCODE_CEIL: transform_CEIL(c, inst); return 1; case RC_OPCODE_CMP: transform_r300_vertex_CMP(c, inst); return 1; - case RC_OPCODE_DP3: transform_DP3(c, inst); return 1; + case RC_OPCODE_DP2: transform_r300_vertex_DP2(c, inst); return 1; + case RC_OPCODE_DP3: transform_r300_vertex_DP3(c, inst); return 1; case RC_OPCODE_DPH: transform_DPH(c, inst); return 1; case RC_OPCODE_FLR: transform_FLR(c, inst); return 1; case RC_OPCODE_LIT: transform_r300_vertex_fix_LIT(c, inst); return 1; _______________________________________________ mesa-commit mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/mesa-commit
