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Diffstat (limited to 'src/mesa/drivers/dri/r300/r300_fragprog.c')
-rw-r--r--src/mesa/drivers/dri/r300/r300_fragprog.c451
1 files changed, 0 insertions, 451 deletions
diff --git a/src/mesa/drivers/dri/r300/r300_fragprog.c b/src/mesa/drivers/dri/r300/r300_fragprog.c
deleted file mode 100644
index 55c1cfe631..0000000000
--- a/src/mesa/drivers/dri/r300/r300_fragprog.c
+++ /dev/null
@@ -1,451 +0,0 @@
-/*
- * Copyright (C) 2005 Ben Skeggs.
- *
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining
- * a copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sublicense, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial
- * portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
- * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
- * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
- * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
- * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- */
-
-#include "r300_fragprog.h"
-
-#include "shader/prog_parameter.h"
-
-#include "r300_context.h"
-#include "r300_fragprog_swizzle.h"
-
-static void reset_srcreg(struct prog_src_register* reg)
-{
- _mesa_bzero(reg, sizeof(*reg));
- reg->Swizzle = SWIZZLE_NOOP;
-}
-
-static struct prog_src_register shadow_ambient(struct gl_program *program, int tmu)
-{
- gl_state_index fail_value_tokens[STATE_LENGTH] = {
- STATE_INTERNAL, STATE_SHADOW_AMBIENT, 0, 0, 0
- };
- struct prog_src_register reg = { 0, };
-
- fail_value_tokens[2] = tmu;
- reg.File = PROGRAM_STATE_VAR;
- reg.Index = _mesa_add_state_reference(program->Parameters, fail_value_tokens);
- reg.Swizzle = SWIZZLE_WWWW;
- return reg;
-}
-
-/**
- * Transform TEX, TXP, TXB, and KIL instructions in the following way:
- * - premultiply texture coordinates for RECT
- * - extract operand swizzles
- * - introduce a temporary register when write masks are needed
- *
- * \todo If/when r5xx uses the radeon_program architecture, this can probably
- * be reused.
- */
-GLboolean r300_transform_TEX(
- struct radeon_transform_context *t,
- struct prog_instruction* orig_inst, void* data)
-{
- struct r300_fragment_program_compiler *compiler =
- (struct r300_fragment_program_compiler*)data;
- struct prog_instruction inst = *orig_inst;
- struct prog_instruction* tgt;
- GLboolean destredirect = GL_FALSE;
-
- if (inst.Opcode != OPCODE_TEX &&
- inst.Opcode != OPCODE_TXB &&
- inst.Opcode != OPCODE_TXP &&
- inst.Opcode != OPCODE_KIL)
- return GL_FALSE;
-
- if (inst.Opcode != OPCODE_KIL &&
- t->Program->ShadowSamplers & (1 << inst.TexSrcUnit)) {
- GLuint comparefunc = GL_NEVER + compiler->fp->state.unit[inst.TexSrcUnit].texture_compare_func;
-
- if (comparefunc == GL_NEVER || comparefunc == GL_ALWAYS) {
- tgt = radeonAppendInstructions(t->Program, 1);
-
- tgt->Opcode = OPCODE_MOV;
- tgt->DstReg = inst.DstReg;
- if (comparefunc == GL_ALWAYS) {
- tgt->SrcReg[0].File = PROGRAM_BUILTIN;
- tgt->SrcReg[0].Swizzle = SWIZZLE_1111;
- } else {
- tgt->SrcReg[0] = shadow_ambient(t->Program, inst.TexSrcUnit);
- }
- return GL_TRUE;
- }
-
- inst.DstReg.File = PROGRAM_TEMPORARY;
- inst.DstReg.Index = radeonFindFreeTemporary(t);
- inst.DstReg.WriteMask = WRITEMASK_XYZW;
- }
-
-
- /* Hardware uses [0..1]x[0..1] range for rectangle textures
- * instead of [0..Width]x[0..Height].
- * Add a scaling instruction.
- */
- if (inst.Opcode != OPCODE_KIL && inst.TexSrcTarget == TEXTURE_RECT_INDEX) {
- gl_state_index tokens[STATE_LENGTH] = {
- STATE_INTERNAL, STATE_R300_TEXRECT_FACTOR, 0, 0,
- 0
- };
-
- int tempreg = radeonFindFreeTemporary(t);
- int factor_index;
-
- tokens[2] = inst.TexSrcUnit;
- factor_index = _mesa_add_state_reference(t->Program->Parameters, tokens);
-
- tgt = radeonAppendInstructions(t->Program, 1);
-
- tgt->Opcode = OPCODE_MUL;
- tgt->DstReg.File = PROGRAM_TEMPORARY;
- tgt->DstReg.Index = tempreg;
- tgt->SrcReg[0] = inst.SrcReg[0];
- tgt->SrcReg[1].File = PROGRAM_STATE_VAR;
- tgt->SrcReg[1].Index = factor_index;
-
- reset_srcreg(&inst.SrcReg[0]);
- inst.SrcReg[0].File = PROGRAM_TEMPORARY;
- inst.SrcReg[0].Index = tempreg;
- }
-
- if (inst.Opcode != OPCODE_KIL) {
- if (inst.DstReg.File != PROGRAM_TEMPORARY ||
- inst.DstReg.WriteMask != WRITEMASK_XYZW) {
- int tempreg = radeonFindFreeTemporary(t);
-
- inst.DstReg.File = PROGRAM_TEMPORARY;
- inst.DstReg.Index = tempreg;
- inst.DstReg.WriteMask = WRITEMASK_XYZW;
- destredirect = GL_TRUE;
- } else if (inst.SaturateMode) {
- destredirect = GL_TRUE;
- }
- }
-
- if (inst.SrcReg[0].File != PROGRAM_TEMPORARY && inst.SrcReg[0].File != PROGRAM_INPUT) {
- int tmpreg = radeonFindFreeTemporary(t);
- tgt = radeonAppendInstructions(t->Program, 1);
- tgt->Opcode = OPCODE_MOV;
- tgt->DstReg.File = PROGRAM_TEMPORARY;
- tgt->DstReg.Index = tmpreg;
- tgt->SrcReg[0] = inst.SrcReg[0];
-
- reset_srcreg(&inst.SrcReg[0]);
- inst.SrcReg[0].File = PROGRAM_TEMPORARY;
- inst.SrcReg[0].Index = tmpreg;
- }
-
- tgt = radeonAppendInstructions(t->Program, 1);
- _mesa_copy_instructions(tgt, &inst, 1);
-
- if (inst.Opcode != OPCODE_KIL &&
- t->Program->ShadowSamplers & (1 << inst.TexSrcUnit)) {
- GLuint comparefunc = GL_NEVER + compiler->fp->state.unit[inst.TexSrcUnit].texture_compare_func;
- GLuint depthmode = compiler->fp->state.unit[inst.TexSrcUnit].depth_texture_mode;
- int rcptemp = radeonFindFreeTemporary(t);
- int pass, fail;
-
- tgt = radeonAppendInstructions(t->Program, 3);
-
- tgt[0].Opcode = OPCODE_RCP;
- tgt[0].DstReg.File = PROGRAM_TEMPORARY;
- tgt[0].DstReg.Index = rcptemp;
- tgt[0].DstReg.WriteMask = WRITEMASK_W;
- tgt[0].SrcReg[0] = inst.SrcReg[0];
- tgt[0].SrcReg[0].Swizzle = SWIZZLE_WWWW;
-
- tgt[1].Opcode = OPCODE_MAD;
- tgt[1].DstReg = inst.DstReg;
- tgt[1].DstReg.WriteMask = orig_inst->DstReg.WriteMask;
- tgt[1].SrcReg[0] = inst.SrcReg[0];
- tgt[1].SrcReg[0].Swizzle = SWIZZLE_ZZZZ;
- tgt[1].SrcReg[1].File = PROGRAM_TEMPORARY;
- tgt[1].SrcReg[1].Index = rcptemp;
- tgt[1].SrcReg[1].Swizzle = SWIZZLE_WWWW;
- tgt[1].SrcReg[2].File = PROGRAM_TEMPORARY;
- tgt[1].SrcReg[2].Index = inst.DstReg.Index;
- if (depthmode == 0) /* GL_LUMINANCE */
- tgt[1].SrcReg[2].Swizzle = MAKE_SWIZZLE4(SWIZZLE_X, SWIZZLE_Y, SWIZZLE_Z, SWIZZLE_Z);
- else if (depthmode == 2) /* GL_ALPHA */
- tgt[1].SrcReg[2].Swizzle = SWIZZLE_WWWW;
-
- /* Recall that SrcReg[0] is tex, SrcReg[2] is r and:
- * r < tex <=> -tex+r < 0
- * r >= tex <=> not (-tex+r < 0 */
- if (comparefunc == GL_LESS || comparefunc == GL_GEQUAL)
- tgt[1].SrcReg[2].Negate = tgt[0].SrcReg[2].Negate ^ NEGATE_XYZW;
- else
- tgt[1].SrcReg[0].Negate = tgt[0].SrcReg[0].Negate ^ NEGATE_XYZW;
-
- tgt[2].Opcode = OPCODE_CMP;
- tgt[2].DstReg = orig_inst->DstReg;
- tgt[2].SrcReg[0].File = PROGRAM_TEMPORARY;
- tgt[2].SrcReg[0].Index = tgt[1].DstReg.Index;
-
- if (comparefunc == GL_LESS || comparefunc == GL_GREATER) {
- pass = 1;
- fail = 2;
- } else {
- pass = 2;
- fail = 1;
- }
-
- tgt[2].SrcReg[pass].File = PROGRAM_BUILTIN;
- tgt[2].SrcReg[pass].Swizzle = SWIZZLE_1111;
- tgt[2].SrcReg[fail] = shadow_ambient(t->Program, inst.TexSrcUnit);
- } else if (destredirect) {
- tgt = radeonAppendInstructions(t->Program, 1);
-
- tgt->Opcode = OPCODE_MOV;
- tgt->DstReg = orig_inst->DstReg;
- tgt->SaturateMode = inst.SaturateMode;
- tgt->SrcReg[0].File = PROGRAM_TEMPORARY;
- tgt->SrcReg[0].Index = inst.DstReg.Index;
- }
-
- return GL_TRUE;
-}
-
-/* just some random things... */
-void r300FragmentProgramDump(union rX00_fragment_program_code *c)
-{
- struct r300_fragment_program_code *code = &c->r300;
- int n, i, j;
- static int pc = 0;
-
- fprintf(stderr, "pc=%d*************************************\n", pc++);
-
- fprintf(stderr, "Hardware program\n");
- fprintf(stderr, "----------------\n");
-
- for (n = 0; n < (code->cur_node + 1); n++) {
- fprintf(stderr, "NODE %d: alu_offset: %d, tex_offset: %d, "
- "alu_end: %d, tex_end: %d, flags: %08x\n", n,
- code->node[n].alu_offset,
- code->node[n].tex_offset,
- code->node[n].alu_end, code->node[n].tex_end,
- code->node[n].flags);
-
- if (n > 0 || code->first_node_has_tex) {
- fprintf(stderr, " TEX:\n");
- for (i = code->node[n].tex_offset;
- i <= code->node[n].tex_offset + code->node[n].tex_end;
- ++i) {
- const char *instr;
-
- switch ((code->tex.
- inst[i] >> R300_TEX_INST_SHIFT) &
- 15) {
- case R300_TEX_OP_LD:
- instr = "TEX";
- break;
- case R300_TEX_OP_KIL:
- instr = "KIL";
- break;
- case R300_TEX_OP_TXP:
- instr = "TXP";
- break;
- case R300_TEX_OP_TXB:
- instr = "TXB";
- break;
- default:
- instr = "UNKNOWN";
- }
-
- fprintf(stderr,
- " %s t%i, %c%i, texture[%i] (%08x)\n",
- instr,
- (code->tex.
- inst[i] >> R300_DST_ADDR_SHIFT) & 31,
- 't',
- (code->tex.
- inst[i] >> R300_SRC_ADDR_SHIFT) & 31,
- (code->tex.
- inst[i] & R300_TEX_ID_MASK) >>
- R300_TEX_ID_SHIFT,
- code->tex.inst[i]);
- }
- }
-
- for (i = code->node[n].alu_offset;
- i <= code->node[n].alu_offset + code->node[n].alu_end; ++i) {
- char srcc[3][10], dstc[20];
- char srca[3][10], dsta[20];
- char argc[3][20];
- char arga[3][20];
- char flags[5], tmp[10];
-
- for (j = 0; j < 3; ++j) {
- int regc = code->alu.inst[i].inst1 >> (j * 6);
- int rega = code->alu.inst[i].inst3 >> (j * 6);
-
- sprintf(srcc[j], "%c%i",
- (regc & 32) ? 'c' : 't', regc & 31);
- sprintf(srca[j], "%c%i",
- (rega & 32) ? 'c' : 't', rega & 31);
- }
-
- dstc[0] = 0;
- sprintf(flags, "%s%s%s",
- (code->alu.inst[i].
- inst1 & R300_ALU_DSTC_REG_X) ? "x" : "",
- (code->alu.inst[i].
- inst1 & R300_ALU_DSTC_REG_Y) ? "y" : "",
- (code->alu.inst[i].
- inst1 & R300_ALU_DSTC_REG_Z) ? "z" : "");
- if (flags[0] != 0) {
- sprintf(dstc, "t%i.%s ",
- (code->alu.inst[i].
- inst1 >> R300_ALU_DSTC_SHIFT) & 31,
- flags);
- }
- sprintf(flags, "%s%s%s",
- (code->alu.inst[i].
- inst1 & R300_ALU_DSTC_OUTPUT_X) ? "x" : "",
- (code->alu.inst[i].
- inst1 & R300_ALU_DSTC_OUTPUT_Y) ? "y" : "",
- (code->alu.inst[i].
- inst1 & R300_ALU_DSTC_OUTPUT_Z) ? "z" : "");
- if (flags[0] != 0) {
- sprintf(tmp, "o%i.%s",
- (code->alu.inst[i].
- inst1 >> R300_ALU_DSTC_SHIFT) & 31,
- flags);
- strcat(dstc, tmp);
- }
-
- dsta[0] = 0;
- if (code->alu.inst[i].inst3 & R300_ALU_DSTA_REG) {
- sprintf(dsta, "t%i.w ",
- (code->alu.inst[i].
- inst3 >> R300_ALU_DSTA_SHIFT) & 31);
- }
- if (code->alu.inst[i].inst3 & R300_ALU_DSTA_OUTPUT) {
- sprintf(tmp, "o%i.w ",
- (code->alu.inst[i].
- inst3 >> R300_ALU_DSTA_SHIFT) & 31);
- strcat(dsta, tmp);
- }
- if (code->alu.inst[i].inst3 & R300_ALU_DSTA_DEPTH) {
- strcat(dsta, "Z");
- }
-
- fprintf(stderr,
- "%3i: xyz: %3s %3s %3s -> %-20s (%08x)\n"
- " w: %3s %3s %3s -> %-20s (%08x)\n", i,
- srcc[0], srcc[1], srcc[2], dstc,
- code->alu.inst[i].inst1, srca[0], srca[1],
- srca[2], dsta, code->alu.inst[i].inst3);
-
- for (j = 0; j < 3; ++j) {
- int regc = code->alu.inst[i].inst0 >> (j * 7);
- int rega = code->alu.inst[i].inst2 >> (j * 7);
- int d;
- char buf[20];
-
- d = regc & 31;
- if (d < 12) {
- switch (d % 4) {
- case R300_ALU_ARGC_SRC0C_XYZ:
- sprintf(buf, "%s.xyz",
- srcc[d / 4]);
- break;
- case R300_ALU_ARGC_SRC0C_XXX:
- sprintf(buf, "%s.xxx",
- srcc[d / 4]);
- break;
- case R300_ALU_ARGC_SRC0C_YYY:
- sprintf(buf, "%s.yyy",
- srcc[d / 4]);
- break;
- case R300_ALU_ARGC_SRC0C_ZZZ:
- sprintf(buf, "%s.zzz",
- srcc[d / 4]);
- break;
- }
- } else if (d < 15) {
- sprintf(buf, "%s.www", srca[d - 12]);
- } else if (d == 20) {
- sprintf(buf, "0.0");
- } else if (d == 21) {
- sprintf(buf, "1.0");
- } else if (d == 22) {
- sprintf(buf, "0.5");
- } else if (d >= 23 && d < 32) {
- d -= 23;
- switch (d / 3) {
- case 0:
- sprintf(buf, "%s.yzx",
- srcc[d % 3]);
- break;
- case 1:
- sprintf(buf, "%s.zxy",
- srcc[d % 3]);
- break;
- case 2:
- sprintf(buf, "%s.Wzy",
- srcc[d % 3]);
- break;
- }
- } else {
- sprintf(buf, "%i", d);
- }
-
- sprintf(argc[j], "%s%s%s%s",
- (regc & 32) ? "-" : "",
- (regc & 64) ? "|" : "",
- buf, (regc & 64) ? "|" : "");
-
- d = rega & 31;
- if (d < 9) {
- sprintf(buf, "%s.%c", srcc[d / 3],
- 'x' + (char)(d % 3));
- } else if (d < 12) {
- sprintf(buf, "%s.w", srca[d - 9]);
- } else if (d == 16) {
- sprintf(buf, "0.0");
- } else if (d == 17) {
- sprintf(buf, "1.0");
- } else if (d == 18) {
- sprintf(buf, "0.5");
- } else {
- sprintf(buf, "%i", d);
- }
-
- sprintf(arga[j], "%s%s%s%s",
- (rega & 32) ? "-" : "",
- (rega & 64) ? "|" : "",
- buf, (rega & 64) ? "|" : "");
- }
-
- fprintf(stderr, " xyz: %8s %8s %8s op: %08x\n"
- " w: %8s %8s %8s op: %08x\n",
- argc[0], argc[1], argc[2],
- code->alu.inst[i].inst0, arga[0], arga[1],
- arga[2], code->alu.inst[i].inst2);
- }
- }
-}
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