Implement the conversion and do the initial execution pass.
This commit is contained in:
parent
11bc1f015a
commit
2dbba8b024
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@ -76,7 +76,8 @@ else
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endif
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endif
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ifeq ($(MESA_NO_LLVM),0)
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ifeq ($(MESA_NO_LLVM),0)
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LLVM_CFLAGS=`llvm-config --cflags` -DMESA_NO_LLVM=0
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# LLVM_CFLAGS=`llvm-config --cflags` -DMESA_NO_LLVM=0
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LLVM_CFLAGS=-DMESA_NO_LLVM=0
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LLVM_CXXFLAGS=`llvm-config --cxxflags` -DMESA_NO_LLVM=0 -Wno-long-long
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LLVM_CXXFLAGS=`llvm-config --cxxflags` -DMESA_NO_LLVM=0 -Wno-long-long
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LLVM_LDFLAGS=`llvm-config --ldflags`
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LLVM_LDFLAGS=`llvm-config --ldflags`
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LLVM_LIBS=`llvm-config --libs`
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LLVM_LIBS=`llvm-config --libs`
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@ -251,6 +251,7 @@ extern void draw_vertex_cache_reset_vertex_ids( struct draw_context *draw );
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extern void draw_vertex_shader_queue_flush( struct draw_context *draw );
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extern void draw_vertex_shader_queue_flush( struct draw_context *draw );
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extern void draw_vertex_shader_queue_flush_llvm( struct draw_context *draw );
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struct tgsi_exec_machine;
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struct tgsi_exec_machine;
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@ -96,7 +96,7 @@ void draw_vertex_fetch( struct draw_context *draw,
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for (j = 0; j < count; j++) {
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for (j = 0; j < count; j++) {
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uint attr;
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uint attr;
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/*printf("fetch vertex %u: \n", j);*/
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printf("fetch vertex %u: \n", j);
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/* loop over vertex attributes (vertex shader inputs) */
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/* loop over vertex attributes (vertex shader inputs) */
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for (attr = 0; attr < draw->vertex_shader->state->num_inputs; attr++) {
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for (attr = 0; attr < draw->vertex_shader->state->num_inputs; attr++) {
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@ -111,7 +111,7 @@ void draw_vertex_fetch( struct draw_context *draw,
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fetch_attrib4(src, draw->vertex_element[attr].src_format, p);
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fetch_attrib4(src, draw->vertex_element[attr].src_format, p);
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/*printf(" %u: %f %f %f %f\n", attr, p[0], p[1], p[2], p[3]);*/
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printf("> %u: %f %f %f %f\n", attr, p[0], p[1], p[2], p[3]);
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/* Transform to AoS xxxx/yyyy/zzzz/wwww representation:
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/* Transform to AoS xxxx/yyyy/zzzz/wwww representation:
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*/
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*/
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@ -91,6 +91,8 @@ run_vertex_program(struct draw_context *draw,
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assert(draw->vertex_shader->state->output_semantic_name[0]
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assert(draw->vertex_shader->state->output_semantic_name[0]
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== TGSI_SEMANTIC_POSITION);
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== TGSI_SEMANTIC_POSITION);
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fprintf(stderr, "------ run_vertex\n");
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/* Consts does not require 16 byte alignment. */
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/* Consts does not require 16 byte alignment. */
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machine->Consts = (float (*)[4]) draw->mapped_constants;
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machine->Consts = (float (*)[4]) draw->mapped_constants;
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@ -161,10 +163,6 @@ run_vertex_program(struct draw_context *draw,
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vOut[j]->data[slot][3] = machine->Outputs[slot].xyzw[3].f[j];
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vOut[j]->data[slot][3] = machine->Outputs[slot].xyzw[3].f[j];
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#if DBG
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#if DBG
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printf("output[%d][%d]: %f %f %f %f\n", j, slot,
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printf("output[%d][%d]: %f %f %f %f\n", j, slot,
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vOut[j]->data[slot][0],
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vOut[j]->data[slot][1],
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vOut[j]->data[slot][2],
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vOut[j]->data[slot][3]);
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#endif
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#endif
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}
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}
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} /* loop over vertices */
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} /* loop over vertices */
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@ -179,7 +177,12 @@ void draw_vertex_shader_queue_flush( struct draw_context *draw )
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{
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{
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unsigned i, j;
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unsigned i, j;
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// fprintf(stderr, " q(%d) ", draw->vs.queue_nr );
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fprintf(stderr, "XX q(%d) ", draw->vs.queue_nr );
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if (draw->vertex_shader->state->llvm_prog) {
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draw_vertex_shader_queue_flush_llvm(draw);
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return;
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}
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/* run vertex shader on vertex cache entries, four per invokation */
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/* run vertex shader on vertex cache entries, four per invokation */
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for (i = 0; i < draw->vs.queue_nr; i += 4) {
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for (i = 0; i < draw->vs.queue_nr; i += 4) {
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@ -0,0 +1,129 @@
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/**************************************************************************
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*
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* Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sub license, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial portions
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* of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
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* IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
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* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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**************************************************************************/
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/*
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* Authors:
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* Zack Rusin zack@tungstengraphics.com
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*/
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#include "pipe/p_util.h"
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#include "draw_private.h"
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#include "draw_context.h"
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#include "draw_vertex.h"
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#include "pipe/llvm/llvmtgsi.h"
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#include "pipe/tgsi/exec/tgsi_core.h"
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static INLINE void
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fetch_attrib4(const void *ptr, unsigned format, float attrib[4])
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{
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/* defaults */
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attrib[1] = 0.0;
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attrib[2] = 0.0;
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attrib[3] = 1.0;
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switch (format) {
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case PIPE_FORMAT_R32G32B32A32_FLOAT:
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attrib[3] = ((float *) ptr)[3];
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/* fall-through */
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case PIPE_FORMAT_R32G32B32_FLOAT:
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attrib[2] = ((float *) ptr)[2];
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/* fall-through */
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case PIPE_FORMAT_R32G32_FLOAT:
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attrib[1] = ((float *) ptr)[1];
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/* fall-through */
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case PIPE_FORMAT_R32_FLOAT:
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attrib[0] = ((float *) ptr)[0];
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break;
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default:
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assert(0);
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}
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}
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/**
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* Fetch vertex attributes for 'count' vertices.
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*/
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static INLINE
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void vertex_fetch(struct draw_context *draw,
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const unsigned elt,
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float (*inputs)[4])
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{
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uint attr;
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printf("fetch vertex %u: \n", elt);
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/* loop over vertex attributes (vertex shader inputs) */
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for (attr = 0; attr < draw->vertex_shader->state->num_inputs; attr++) {
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unsigned buf = draw->vertex_element[attr].vertex_buffer_index;
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const void *src
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= (const void *) ((const ubyte *) draw->mapped_vbuffer[buf]
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+ draw->vertex_buffer[buf].buffer_offset
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+ draw->vertex_element[attr].src_offset
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+ elt * draw->vertex_buffer[buf].pitch);
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float p[4];
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fetch_attrib4(src, draw->vertex_element[attr].src_format, p);
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printf("> %u: %f %f %f %f\n", attr, p[0], p[1], p[2], p[3]);
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inputs[attr][0] = p[0]; /*X*/
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inputs[attr][1] = p[1]; /*Y*/
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inputs[attr][2] = p[2]; /*Z*/
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inputs[attr][3] = p[3]; /*W*/
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}
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}
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/**
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* Called by the draw module when the vertx cache needs to be flushed.
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* This involves running the vertex shader.
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*/
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void draw_vertex_shader_queue_flush_llvm(struct draw_context *draw)
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{
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unsigned i;
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struct vertex_header *dests[VS_QUEUE_LENGTH];
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float inputs[VS_QUEUE_LENGTH][PIPE_MAX_SHADER_INPUTS][4];
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float (*consts)[4] = (float (*)[4]) draw->mapped_constants;
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struct ga_llvm_prog *prog = draw->vertex_shader->state->llvm_prog;
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fprintf(stderr, "XX q(%d) ", draw->vs.queue_nr);
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/* fetch the inputs */
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for (i = 0; i < draw->vs.queue_nr; ++i) {
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unsigned elt = draw->vs.queue[i].elt;
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dests[i] = draw->vs.queue[i].dest;
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vertex_fetch(draw, elt, inputs[i]);
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}
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/* batch execute the shaders on all the vertices */
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ga_llvm_prog_exec(prog, inputs, dests, consts,
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draw->vs.queue_nr);
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draw->vs.queue_nr = 0;
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}
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@ -0,0 +1,90 @@
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inline float4 compute_clip(float4 vec, float4 scale, float4 trans)
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{
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return vec*scale + trans;
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}
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inline float
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dot4(const float4 a, const float4 b)
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{
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float4 c = a*b;
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return c.x + c.y + c.z + c.w;
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}
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inline unsigned
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compute_clipmask(float4 clip, const float4 (*plane), unsigned nr)
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{
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unsigned mask = 0;
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unsigned i;
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for (i = 0; i < nr; i++) {
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if (dot4(clip, plane[i]) < 0)
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mask |= (1<<i);
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}
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return mask;
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}
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inline void collect_results(float4 *results, struct vertex_header *vOut,
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float4 *planes, int nr_planes,
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float4 scale, float4 trans)
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{
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/* store results */
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unsigned slot;
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float x, y, z, w;
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/* Handle attr[0] (position) specially:
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*/
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float4 res0 = results[0];
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x = vOut->clip[0] = clip.x;
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y = vOut->clip[1] = clip.y;
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z = vOut->clip[2] = clip.z;
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w = vOut->clip[3] = clip.w;
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vOut[i]->clipmask = compute_clipmask(res0, planes, nr_planes);
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vOut[i]->edgeflag = 1;
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/* divide by w */
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w = 1.0f / w;
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x *= w;
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y *= w;
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z *= w;
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res0.x = x; res0.y = y; res0.z = z; res0.w = 1;
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/* Viewport mapping */
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res = res * scale + trans;
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vOut->data[0][0] = res.x;
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vOut->data[0][1] = res.y;
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vOut->data[0][2] = res.z;
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vOut->data[0][3] = w;
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/* Remaining attributes are packed into sequential post-transform
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* vertex attrib slots.
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* Skip 0 since we just did it above.
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* Subtract two because of the VERTEX_HEADER, CLIP_POS attribs.
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*/
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for (slot = 1; slot < draw->vertex_info.num_attribs - 2; slot++) {
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float4 vec = results[slot];
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vOut->data[slot][0] = vec.x;
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vOut->data[slot][1] = vec.y;
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vOut->data[slot][2] = vec.z;
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vOut->data[slot][3] = vec.w;
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printf("output %d: %f %f %f %f\n", slot,
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vOut->data[slot][0],
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vOut->data[slot][1],
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vOut->data[slot][2],
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vOut->data[slot][3]);
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}
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}
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void run_vertex_shader(float ainputs[VS_QUEUE_LENGTH][PIPE_MAX_SHADER_INPUTS][4],
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struct vertex_header *dests[VS_QUEUE_LENGTH],
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float *aconsts[4]
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int count)
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{
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float4 inputs[VS_QUEUE_LENGTH][PIPE_MAX_SHADER_INPUTS];
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float4 *consts;
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}
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@ -426,7 +426,11 @@ void ga_llvm_prog_delete(struct ga_llvm_prog *prog)
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free(prog);
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free(prog);
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}
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}
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int ga_llvm_prog_exec(struct ga_llvm_prog *prog)
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int ga_llvm_prog_exec(struct ga_llvm_prog *prog,
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float (*inputs)[32][4],
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void *dests[16*32*4],
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float (*consts)[4],
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int count)
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{
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{
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//std::cout << "START "<<std::endl;
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//std::cout << "START "<<std::endl;
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llvm::Module *mod = static_cast<llvm::Module*>(prog->module);
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llvm::Module *mod = static_cast<llvm::Module*>(prog->module);
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@ -18,7 +18,11 @@ ga_llvm_from_tgsi(const struct tgsi_token *tokens);
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void ga_llvm_prog_delete(struct ga_llvm_prog *prog);
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void ga_llvm_prog_delete(struct ga_llvm_prog *prog);
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int ga_llvm_prog_exec(struct ga_llvm_prog *prog);
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int ga_llvm_prog_exec(struct ga_llvm_prog *prog,
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float (*inputs)[32][4],
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void *dests[16*32*4],
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float (*consts)[4],
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int count);
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#if defined __cplusplus
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#if defined __cplusplus
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} // extern "C"
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} // extern "C"
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@ -109,7 +109,7 @@ shade_quad(
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machine->InterpCoefs );
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machine->InterpCoefs );
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}
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}
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else {
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else {
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ga_llvm_prog_exec(softpipe->fs->llvm_prog);
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//ga_llvm_prog_exec(softpipe->fs->llvm_prog);
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quad->mask &= tgsi_exec_machine_run( machine );
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quad->mask &= tgsi_exec_machine_run( machine );
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}
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}
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@ -172,6 +172,7 @@ DRAW_SOURCES = \
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pipe/draw/draw_vertex_cache.c \
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pipe/draw/draw_vertex_cache.c \
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pipe/draw/draw_vertex_fetch.c \
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pipe/draw/draw_vertex_fetch.c \
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pipe/draw/draw_vertex_shader.c \
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pipe/draw/draw_vertex_shader.c \
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pipe/draw/draw_vertex_shader_llvm.c \
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pipe/draw/draw_wide_prims.c
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pipe/draw/draw_wide_prims.c
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TGSIEXEC_SOURCES = \
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TGSIEXEC_SOURCES = \
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