From: Marek Olšák Date: Wed, 26 May 2010 01:24:00 +0000 (+0200) Subject: r300/compiler: shorten swizzle expressions X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=f2582da3bb72b06d7a751537898f752e110857c7;p=mesa.git r300/compiler: shorten swizzle expressions --- 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 5ba2c29408c..6e8a0d24a48 100644 --- a/src/mesa/drivers/dri/r300/compiler/radeon_program_alu.c +++ b/src/mesa/drivers/dri/r300/compiler/radeon_program_alu.c @@ -160,9 +160,30 @@ static struct rc_src_register swizzle(struct rc_src_register reg, return swizzled; } -static struct rc_src_register scalar(struct rc_src_register reg) +static struct rc_src_register swizzle_smear(struct rc_src_register reg, + rc_swizzle x) { - return swizzle(reg, RC_SWIZZLE_X, RC_SWIZZLE_X, RC_SWIZZLE_X, RC_SWIZZLE_X); + return swizzle(reg, x, x, x, x); +} + +static struct rc_src_register swizzle_xxxx(struct rc_src_register reg) +{ + return swizzle_smear(reg, RC_SWIZZLE_X); +} + +static struct rc_src_register swizzle_yyyy(struct rc_src_register reg) +{ + return swizzle_smear(reg, RC_SWIZZLE_Y); +} + +static struct rc_src_register swizzle_zzzz(struct rc_src_register reg) +{ + return swizzle_smear(reg, RC_SWIZZLE_Z); +} + +static struct rc_src_register swizzle_wwww(struct rc_src_register reg) +{ + return swizzle_smear(reg, RC_SWIZZLE_W); } static void transform_ABS(struct radeon_compiler* c, @@ -297,26 +318,26 @@ static void transform_LIT(struct radeon_compiler* c, RC_SWIZZLE_ZERO, RC_SWIZZLE_ZERO, RC_SWIZZLE_ZERO, constant_swizzle&3)); emit2(c, inst->Prev, RC_OPCODE_MIN, 0, dstregtmpmask(temp, RC_MASK_Z), - swizzle(srctemp, RC_SWIZZLE_W, RC_SWIZZLE_W, RC_SWIZZLE_W, RC_SWIZZLE_W), + swizzle_wwww(srctemp), negate(srcregswz(RC_FILE_CONSTANT, constant, constant_swizzle))); /* tmp.w = Pow(tmp.y, tmp.w) */ emit1(c, inst->Prev, RC_OPCODE_LG2, 0, dstregtmpmask(temp, RC_MASK_W), - swizzle(srctemp, RC_SWIZZLE_Y, RC_SWIZZLE_Y, RC_SWIZZLE_Y, RC_SWIZZLE_Y)); + swizzle_yyyy(srctemp)); emit2(c, inst->Prev, RC_OPCODE_MUL, 0, dstregtmpmask(temp, RC_MASK_W), - swizzle(srctemp, RC_SWIZZLE_W, RC_SWIZZLE_W, RC_SWIZZLE_W, RC_SWIZZLE_W), - swizzle(srctemp, RC_SWIZZLE_Z, RC_SWIZZLE_Z, RC_SWIZZLE_Z, RC_SWIZZLE_Z)); + swizzle_wwww(srctemp), + swizzle_zzzz(srctemp)); emit1(c, inst->Prev, RC_OPCODE_EX2, 0, dstregtmpmask(temp, RC_MASK_W), - swizzle(srctemp, RC_SWIZZLE_W, RC_SWIZZLE_W, RC_SWIZZLE_W, RC_SWIZZLE_W)); + swizzle_wwww(srctemp)); /* tmp.z = (tmp.x > 0) ? tmp.w : 0.0 */ emit3(c, inst->Prev, RC_OPCODE_CMP, inst->U.I.SaturateMode, dstregtmpmask(temp, RC_MASK_Z), - negate(swizzle(srctemp, RC_SWIZZLE_X, RC_SWIZZLE_X, RC_SWIZZLE_X, RC_SWIZZLE_X)), - swizzle(srctemp, RC_SWIZZLE_W, RC_SWIZZLE_W, RC_SWIZZLE_W, RC_SWIZZLE_W), + negate(swizzle_xxxx(srctemp)), + swizzle_wwww(srctemp), builtin_zero); /* tmp.x, tmp.y, tmp.w = 1.0, tmp.x, 1.0 */ @@ -351,8 +372,8 @@ static void transform_POW(struct radeon_compiler* c, tempdst.WriteMask = RC_MASK_W; tempsrc.Swizzle = RC_SWIZZLE_WWWW; - emit1(c, inst->Prev, RC_OPCODE_LG2, 0, tempdst, scalar(inst->U.I.SrcReg[0])); - emit2(c, inst->Prev, RC_OPCODE_MUL, 0, tempdst, tempsrc, scalar(inst->U.I.SrcReg[1])); + emit1(c, inst->Prev, RC_OPCODE_LG2, 0, tempdst, swizzle_xxxx(inst->U.I.SrcReg[0])); + emit2(c, inst->Prev, RC_OPCODE_MUL, 0, tempdst, tempsrc, swizzle_xxxx(inst->U.I.SrcReg[1])); emit1(c, inst->Prev, RC_OPCODE_EX2, inst->U.I.SaturateMode, inst->U.I.DstReg, tempsrc); rc_remove_instruction(inst); @@ -642,20 +663,20 @@ static void sin_approx( unsigned int tempreg = rc_find_free_temporary(c); emit2(c, inst->Prev, RC_OPCODE_MUL, 0, dstregtmpmask(tempreg, RC_MASK_XY), - swizzle(src, RC_SWIZZLE_X, RC_SWIZZLE_X, RC_SWIZZLE_X, RC_SWIZZLE_X), + swizzle_xxxx(src), srcreg(RC_FILE_CONSTANT, constants[0])); emit3(c, inst->Prev, RC_OPCODE_MAD, 0, dstregtmpmask(tempreg, RC_MASK_X), - swizzle(srcreg(RC_FILE_TEMPORARY, tempreg), RC_SWIZZLE_Y, RC_SWIZZLE_Y, RC_SWIZZLE_Y, RC_SWIZZLE_Y), - absolute(swizzle(src, RC_SWIZZLE_X, RC_SWIZZLE_X, RC_SWIZZLE_X, RC_SWIZZLE_X)), - swizzle(srcreg(RC_FILE_TEMPORARY, tempreg), RC_SWIZZLE_X, RC_SWIZZLE_X, RC_SWIZZLE_X, RC_SWIZZLE_X)); + swizzle_yyyy(srcreg(RC_FILE_TEMPORARY, tempreg)), + absolute(swizzle_xxxx(src)), + swizzle_xxxx(srcreg(RC_FILE_TEMPORARY, tempreg))); emit3(c, inst->Prev, RC_OPCODE_MAD, 0, dstregtmpmask(tempreg, RC_MASK_Y), - swizzle(srcreg(RC_FILE_TEMPORARY, tempreg), RC_SWIZZLE_X, RC_SWIZZLE_X, RC_SWIZZLE_X, RC_SWIZZLE_X), - absolute(swizzle(srcreg(RC_FILE_TEMPORARY, tempreg), RC_SWIZZLE_X, RC_SWIZZLE_X, RC_SWIZZLE_X, RC_SWIZZLE_X)), - negate(swizzle(srcreg(RC_FILE_TEMPORARY, tempreg), RC_SWIZZLE_X, RC_SWIZZLE_X, RC_SWIZZLE_X, RC_SWIZZLE_X))); + swizzle_xxxx(srcreg(RC_FILE_TEMPORARY, tempreg)), + absolute(swizzle_xxxx(srcreg(RC_FILE_TEMPORARY, tempreg))), + negate(swizzle_xxxx(srcreg(RC_FILE_TEMPORARY, tempreg)))); emit3(c, inst->Prev, RC_OPCODE_MAD, 0, dst, - swizzle(srcreg(RC_FILE_TEMPORARY, tempreg), RC_SWIZZLE_Y, RC_SWIZZLE_Y, RC_SWIZZLE_Y, RC_SWIZZLE_Y), - swizzle(srcreg(RC_FILE_CONSTANT, constants[0]), RC_SWIZZLE_W, RC_SWIZZLE_W, RC_SWIZZLE_W, RC_SWIZZLE_W), - swizzle(srcreg(RC_FILE_TEMPORARY, tempreg), RC_SWIZZLE_X, RC_SWIZZLE_X, RC_SWIZZLE_X, RC_SWIZZLE_X)); + swizzle_yyyy(srcreg(RC_FILE_TEMPORARY, tempreg)), + swizzle_wwww(srcreg(RC_FILE_CONSTANT, constants[0])), + swizzle_xxxx(srcreg(RC_FILE_TEMPORARY, tempreg))); } /** @@ -682,56 +703,56 @@ int radeonTransformTrigSimple(struct radeon_compiler* c, /* FRC tmp.x, tmp.x */ /* MAD tmp.z, tmp.x, 2*PI, -PI */ emit3(c, inst->Prev, RC_OPCODE_MAD, 0, dstregtmpmask(tempreg, RC_MASK_W), - swizzle(inst->U.I.SrcReg[0], RC_SWIZZLE_X, RC_SWIZZLE_X, RC_SWIZZLE_X, RC_SWIZZLE_X), - swizzle(srcreg(RC_FILE_CONSTANT, constants[1]), RC_SWIZZLE_Z, RC_SWIZZLE_Z, RC_SWIZZLE_Z, RC_SWIZZLE_Z), - swizzle(srcreg(RC_FILE_CONSTANT, constants[1]), RC_SWIZZLE_X, RC_SWIZZLE_X, RC_SWIZZLE_X, RC_SWIZZLE_X)); + swizzle_xxxx(inst->U.I.SrcReg[0]), + swizzle_zzzz(srcreg(RC_FILE_CONSTANT, constants[1])), + swizzle_xxxx(srcreg(RC_FILE_CONSTANT, constants[1]))); emit1(c, inst->Prev, RC_OPCODE_FRC, 0, dstregtmpmask(tempreg, RC_MASK_W), - swizzle(srcreg(RC_FILE_TEMPORARY, tempreg), RC_SWIZZLE_W, RC_SWIZZLE_W, RC_SWIZZLE_W, RC_SWIZZLE_W)); + swizzle_wwww(srcreg(RC_FILE_TEMPORARY, tempreg))); emit3(c, inst->Prev, RC_OPCODE_MAD, 0, dstregtmpmask(tempreg, RC_MASK_W), - swizzle(srcreg(RC_FILE_TEMPORARY, tempreg), RC_SWIZZLE_W, RC_SWIZZLE_W, RC_SWIZZLE_W, RC_SWIZZLE_W), - swizzle(srcreg(RC_FILE_CONSTANT, constants[1]), RC_SWIZZLE_W, RC_SWIZZLE_W, RC_SWIZZLE_W, RC_SWIZZLE_W), - negate(swizzle(srcreg(RC_FILE_CONSTANT, constants[0]), RC_SWIZZLE_Z, RC_SWIZZLE_Z, RC_SWIZZLE_Z, RC_SWIZZLE_Z))); + swizzle_wwww(srcreg(RC_FILE_TEMPORARY, tempreg)), + swizzle_wwww(srcreg(RC_FILE_CONSTANT, constants[1])), + negate(swizzle_zzzz(srcreg(RC_FILE_CONSTANT, constants[0])))); sin_approx(c, inst, inst->U.I.DstReg, - swizzle(srcreg(RC_FILE_TEMPORARY, tempreg), RC_SWIZZLE_W, RC_SWIZZLE_W, RC_SWIZZLE_W, RC_SWIZZLE_W), + swizzle_wwww(srcreg(RC_FILE_TEMPORARY, tempreg)), constants); } else if (inst->U.I.Opcode == RC_OPCODE_SIN) { emit3(c, inst->Prev, RC_OPCODE_MAD, 0, dstregtmpmask(tempreg, RC_MASK_W), - swizzle(inst->U.I.SrcReg[0], RC_SWIZZLE_X, RC_SWIZZLE_X, RC_SWIZZLE_X, RC_SWIZZLE_X), - swizzle(srcreg(RC_FILE_CONSTANT, constants[1]), RC_SWIZZLE_Z, RC_SWIZZLE_Z, RC_SWIZZLE_Z, RC_SWIZZLE_Z), - swizzle(srcreg(RC_FILE_CONSTANT, constants[1]), RC_SWIZZLE_Y, RC_SWIZZLE_Y, RC_SWIZZLE_Y, RC_SWIZZLE_Y)); + swizzle_xxxx(inst->U.I.SrcReg[0]), + swizzle_zzzz(srcreg(RC_FILE_CONSTANT, constants[1])), + swizzle_yyyy(srcreg(RC_FILE_CONSTANT, constants[1]))); emit1(c, inst->Prev, RC_OPCODE_FRC, 0, dstregtmpmask(tempreg, RC_MASK_W), - swizzle(srcreg(RC_FILE_TEMPORARY, tempreg), RC_SWIZZLE_W, RC_SWIZZLE_W, RC_SWIZZLE_W, RC_SWIZZLE_W)); + swizzle_wwww(srcreg(RC_FILE_TEMPORARY, tempreg))); emit3(c, inst->Prev, RC_OPCODE_MAD, 0, dstregtmpmask(tempreg, RC_MASK_W), - swizzle(srcreg(RC_FILE_TEMPORARY, tempreg), RC_SWIZZLE_W, RC_SWIZZLE_W, RC_SWIZZLE_W, RC_SWIZZLE_W), - swizzle(srcreg(RC_FILE_CONSTANT, constants[1]), RC_SWIZZLE_W, RC_SWIZZLE_W, RC_SWIZZLE_W, RC_SWIZZLE_W), - negate(swizzle(srcreg(RC_FILE_CONSTANT, constants[0]), RC_SWIZZLE_Z, RC_SWIZZLE_Z, RC_SWIZZLE_Z, RC_SWIZZLE_Z))); + swizzle_wwww(srcreg(RC_FILE_TEMPORARY, tempreg)), + swizzle_wwww(srcreg(RC_FILE_CONSTANT, constants[1])), + negate(swizzle_zzzz(srcreg(RC_FILE_CONSTANT, constants[0])))); sin_approx(c, inst, inst->U.I.DstReg, - swizzle(srcreg(RC_FILE_TEMPORARY, tempreg), RC_SWIZZLE_W, RC_SWIZZLE_W, RC_SWIZZLE_W, RC_SWIZZLE_W), + swizzle_wwww(srcreg(RC_FILE_TEMPORARY, tempreg)), constants); } else { emit3(c, inst->Prev, RC_OPCODE_MAD, 0, dstregtmpmask(tempreg, RC_MASK_XY), - swizzle(inst->U.I.SrcReg[0], RC_SWIZZLE_X, RC_SWIZZLE_X, RC_SWIZZLE_X, RC_SWIZZLE_X), - swizzle(srcreg(RC_FILE_CONSTANT, constants[1]), RC_SWIZZLE_Z, RC_SWIZZLE_Z, RC_SWIZZLE_Z, RC_SWIZZLE_Z), + swizzle_xxxx(inst->U.I.SrcReg[0]), + swizzle_zzzz(srcreg(RC_FILE_CONSTANT, constants[1])), swizzle(srcreg(RC_FILE_CONSTANT, constants[1]), RC_SWIZZLE_X, RC_SWIZZLE_Y, RC_SWIZZLE_Z, RC_SWIZZLE_W)); emit1(c, inst->Prev, RC_OPCODE_FRC, 0, dstregtmpmask(tempreg, RC_MASK_XY), srcreg(RC_FILE_TEMPORARY, tempreg)); emit3(c, inst->Prev, RC_OPCODE_MAD, 0, dstregtmpmask(tempreg, RC_MASK_XY), srcreg(RC_FILE_TEMPORARY, tempreg), - swizzle(srcreg(RC_FILE_CONSTANT, constants[1]), RC_SWIZZLE_W, RC_SWIZZLE_W, RC_SWIZZLE_W, RC_SWIZZLE_W), - negate(swizzle(srcreg(RC_FILE_CONSTANT, constants[0]), RC_SWIZZLE_Z, RC_SWIZZLE_Z, RC_SWIZZLE_Z, RC_SWIZZLE_Z))); + swizzle_wwww(srcreg(RC_FILE_CONSTANT, constants[1])), + negate(swizzle_zzzz(srcreg(RC_FILE_CONSTANT, constants[0])))); struct rc_dst_register dst = inst->U.I.DstReg; dst.WriteMask = inst->U.I.DstReg.WriteMask & RC_MASK_X; sin_approx(c, inst, dst, - swizzle(srcreg(RC_FILE_TEMPORARY, tempreg), RC_SWIZZLE_X, RC_SWIZZLE_X, RC_SWIZZLE_X, RC_SWIZZLE_X), + swizzle_xxxx(srcreg(RC_FILE_TEMPORARY, tempreg)), constants); dst.WriteMask = inst->U.I.DstReg.WriteMask & RC_MASK_Y; sin_approx(c, inst, dst, - swizzle(srcreg(RC_FILE_TEMPORARY, tempreg), RC_SWIZZLE_Y, RC_SWIZZLE_Y, RC_SWIZZLE_Y, RC_SWIZZLE_Y), + swizzle_yyyy(srcreg(RC_FILE_TEMPORARY, tempreg)), constants); } @@ -767,7 +788,7 @@ int radeonTransformTrigScale(struct radeon_compiler* c, constant = rc_constants_add_immediate_scalar(&c->Program.Constants, RCP_2PI, &constant_swizzle); emit2(c, inst->Prev, RC_OPCODE_MUL, 0, dstregtmpmask(temp, RC_MASK_W), - swizzle(inst->U.I.SrcReg[0], RC_SWIZZLE_X, RC_SWIZZLE_X, RC_SWIZZLE_X, RC_SWIZZLE_X), + swizzle_xxxx(inst->U.I.SrcReg[0]), srcregswz(RC_FILE_CONSTANT, constant, constant_swizzle)); emit1(c, inst->Prev, RC_OPCODE_FRC, 0, dstregtmpmask(temp, RC_MASK_W), srcreg(RC_FILE_TEMPORARY, temp));