AlexIndustrial/mesa
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

r300/compiler: enable branch emulation for vertex shaders

Browse Source
This commit is contained in:
Marek Olšák
2010-04-18 19:45:51 +02:00
parent ebd05a798e
commit e53a1576dd
1 changed files with 22 additions and 21 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/mesa/drivers/dri/r300/compiler/r3xx_vertprog.c
+22 -21
View File
@@ -29,7 +29,7 @@
#include "radeon_dataflow.h"
#include "radeon_program_alu.h"
#include "radeon_swizzle.h"
#include "radeon_emulate_branches.h"
/*
* Take an already-setup and valid source then swizzle it appropriately to
@@ -566,6 +566,14 @@ static int swizzle_is_native(rc_opcode opcode, struct rc_src_register reg)
return 1;
}
static void debug_program_log(struct r300_vertex_program_compiler* c, const char * where)
{
if (c->Base.Debug) {
fprintf(stderr, "Vertex Program: %s\n", where);
rc_print_program(&c->Base.Program);
}
}
static struct rc_swizzle_caps r300_vertprog_swizzle_caps = {
.IsNative = &swizzle_is_native,
@@ -579,6 +587,15 @@ void r3xx_compile_vertex_program(struct r300_vertex_program_compiler* compiler)
addArtificialOutputs(compiler);
debug_program_log(compiler, "before compilation");
/* XXX Ideally this should be done only for r3xx, but since
* we don't have branching support for r5xx, we use the emulation
* on all chipsets. */
rc_emulate_branches(&compiler->Base);
debug_program_log(compiler, "after emulate branches");
{
struct radeon_program_transformation transformations[] = {
{ &r300_transform_vertex_alu, 0 },
@@ -586,11 +603,7 @@ void r3xx_compile_vertex_program(struct r300_vertex_program_compiler* compiler)
radeonLocalTransform(&compiler->Base, 1, transformations);
}
if (compiler->Base.Debug) {
fprintf(stderr, "Vertex program after native rewrite:\n");
rc_print_program(&compiler->Base.Program);
fflush(stderr);
}
debug_program_log(compiler, "after native rewrite");
{
/* Note: This pass has to be done seperately from ALU rewrite,
@@ -603,29 +616,17 @@ void r3xx_compile_vertex_program(struct r300_vertex_program_compiler* compiler)
radeonLocalTransform(&compiler->Base, 1, transformations);
}
if (compiler->Base.Debug) {
fprintf(stderr, "Vertex program after source conflict resolve:\n");
rc_print_program(&compiler->Base.Program);
fflush(stderr);
}
debug_program_log(compiler, "after source conflict resolve");
rc_dataflow_deadcode(&compiler->Base, &dataflow_outputs_mark_used, compiler);
if (compiler->Base.Debug) {
fprintf(stderr, "Vertex program after deadcode:\n");
rc_print_program(&compiler->Base.Program);
fflush(stderr);
}
debug_program_log(compiler, "after deadcode");
rc_dataflow_swizzles(&compiler->Base);
allocate_temporary_registers(compiler);
if (compiler->Base.Debug) {
fprintf(stderr, "Vertex program after dataflow:\n");
rc_print_program(&compiler->Base.Program);
fflush(stderr);
}
debug_program_log(compiler, "after dataflow");
translate_vertex_program(compiler);