diff options
author | Marek Olšák <maraeo@gmail.com> | 2010-08-15 23:44:16 +0200 |
---|---|---|
committer | Marek Olšák <maraeo@gmail.com> | 2010-08-16 00:08:00 +0200 |
commit | 27eb2e275544d78a229eaded9bafc0db60172675 (patch) | |
tree | 2da346870e84572d8e3c33ac127456218432d922 /src/mesa/drivers/dri/r300/compiler/radeon_program_alu.c | |
parent | b217167056970a9b7d09b7ffe863f013c2083395 (diff) |
r300/compiler: implement DP2 opcode
Diffstat (limited to 'src/mesa/drivers/dri/r300/compiler/radeon_program_alu.c')
-rw-r--r-- | src/mesa/drivers/dri/r300/compiler/radeon_program_alu.c | 43 |
1 files changed, 34 insertions, 9 deletions
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 c988e0c67e..704a7bb2d2 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; |