diff options
Diffstat (limited to 'src/gallium/auxiliary/tgsi/tgsi_lowering.c')
| -rw-r--r-- | src/gallium/auxiliary/tgsi/tgsi_lowering.c | 69 |
1 files changed, 0 insertions, 69 deletions
diff --git a/src/gallium/auxiliary/tgsi/tgsi_lowering.c b/src/gallium/auxiliary/tgsi/tgsi_lowering.c index f3b5ade2269..fa9d579f77b 100644 --- a/src/gallium/auxiliary/tgsi/tgsi_lowering.c +++ b/src/gallium/auxiliary/tgsi/tgsi_lowering.c @@ -258,65 +258,6 @@ transform_dst(struct tgsi_transform_context *tctx, } } -/* XPD - Cross Product - * dst.x = src0.y \times src1.z - src1.y \times src0.z - * dst.y = src0.z \times src1.x - src1.z \times src0.x - * dst.z = src0.x \times src1.y - src1.x \times src0.y - * dst.w = 1.0 - * - * ; needs: 1 tmp, imm{1.0} - * MUL tmpA.xyz, src1.yzx, src0.zxy - * MAD dst.xyz, src0.yzx, src1.zxy, -tmpA.xyz - * MOV dst.w, imm{1.0} - */ -#define XPD_GROW (NINST(2) + NINST(3) + NINST(1) - OINST(2)) -#define XPD_TMP 1 -static void -transform_xpd(struct tgsi_transform_context *tctx, - struct tgsi_full_instruction *inst) -{ - struct tgsi_lowering_context *ctx = tgsi_lowering_context(tctx); - struct tgsi_full_dst_register *dst = &inst->Dst[0]; - struct tgsi_full_src_register *src0 = &inst->Src[0]; - struct tgsi_full_src_register *src1 = &inst->Src[1]; - struct tgsi_full_instruction new_inst; - - if (dst->Register.WriteMask & TGSI_WRITEMASK_XYZ) { - /* MUL tmpA.xyz, src1.yzx, src0.zxy */ - new_inst = tgsi_default_full_instruction(); - new_inst.Instruction.Opcode = TGSI_OPCODE_MUL; - new_inst.Instruction.NumDstRegs = 1; - reg_dst(&new_inst.Dst[0], &ctx->tmp[A].dst, TGSI_WRITEMASK_XYZ); - new_inst.Instruction.NumSrcRegs = 2; - reg_src(&new_inst.Src[0], src1, SWIZ(Y, Z, X, _)); - reg_src(&new_inst.Src[1], src0, SWIZ(Z, X, Y, _)); - tctx->emit_instruction(tctx, &new_inst); - - /* MAD dst.xyz, src0.yzx, src1.zxy, -tmpA.xyz */ - new_inst = tgsi_default_full_instruction(); - new_inst.Instruction.Opcode = TGSI_OPCODE_MAD; - new_inst.Instruction.NumDstRegs = 1; - reg_dst(&new_inst.Dst[0], dst, TGSI_WRITEMASK_XYZ); - new_inst.Instruction.NumSrcRegs = 3; - reg_src(&new_inst.Src[0], src0, SWIZ(Y, Z, X, _)); - reg_src(&new_inst.Src[1], src1, SWIZ(Z, X, Y, _)); - reg_src(&new_inst.Src[2], &ctx->tmp[A].src, SWIZ(X, Y, Z, _)); - new_inst.Src[2].Register.Negate = true; - tctx->emit_instruction(tctx, &new_inst); - } - - if (dst->Register.WriteMask & TGSI_WRITEMASK_W) { - /* MOV dst.w, imm{1.0} */ - new_inst = tgsi_default_full_instruction(); - new_inst.Instruction.Opcode = TGSI_OPCODE_MOV; - new_inst.Instruction.NumDstRegs = 1; - reg_dst(&new_inst.Dst[0], dst, TGSI_WRITEMASK_W); - new_inst.Instruction.NumSrcRegs = 1; - reg_src(&new_inst.Src[0], &ctx->imm, SWIZ(_, _, _, Y)); - tctx->emit_instruction(tctx, &new_inst); - } -} - /* SCS - Sine Cosine * dst.x = \cos{src.x} * dst.y = \sin{src.x} @@ -1466,11 +1407,6 @@ transform_instr(struct tgsi_transform_context *tctx, goto skip; transform_dst(tctx, inst); break; - case TGSI_OPCODE_XPD: - if (!ctx->config->lower_XPD) - goto skip; - transform_xpd(tctx, inst); - break; case TGSI_OPCODE_SCS: if (!ctx->config->lower_SCS) goto skip; @@ -1599,7 +1535,6 @@ tgsi_transform_lowering(const struct tgsi_lowering_config *config, #define OPCS(x) ((config->lower_ ## x) ? info->opcode_count[TGSI_OPCODE_ ## x] : 0) /* if there are no instructions to lower, then we are done: */ if (!(OPCS(DST) || - OPCS(XPD) || OPCS(SCS) || OPCS(LRP) || OPCS(FRC) || @@ -1629,10 +1564,6 @@ tgsi_transform_lowering(const struct tgsi_lowering_config *config, newlen += DST_GROW * OPCS(DST); numtmp = MAX2(numtmp, DST_TMP); } - if (OPCS(XPD)) { - newlen += XPD_GROW * OPCS(XPD); - numtmp = MAX2(numtmp, XPD_TMP); - } if (OPCS(SCS)) { newlen += SCS_GROW * OPCS(SCS); numtmp = MAX2(numtmp, SCS_TMP); |