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pan/bifrost: Stub out standalone compiler

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We don't actually have a standalone compiler in-tree yet, but let's get
prepared for when we do.

Signed-off-by: Ryan Houdek <Sonicadvance1@gmail.com>
Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
This commit is contained in:
Alyssa Rosenzweig 2019-08-14 12:21:23 -07:00
parent 62bbc23da5
commit fca491c0e1
1 changed files with 47 additions and 2 deletions
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49
src/panfrost/bifrost/cmdline.c
View file

@ -21,13 +21,55 @@
* SOFTWARE.
*/
#include "disassemble.h"
#include "main/mtypes.h"
#include "compiler/glsl/standalone.h"
#include "compiler/glsl/glsl_to_nir.h"
#include "compiler/glsl/gl_nir.h"
#include "compiler/nir_types.h"
#include "disassemble.h"
#include "util/u_dynarray.h"
static void
compile_shader(char **argv)
{
struct gl_shader_program *prog;
nir_shader *nir[2];
unsigned shader_types[2] = {
MESA_SHADER_VERTEX,
MESA_SHADER_FRAGMENT,
};
struct standalone_options options = {
.glsl_version = 430,
.do_link = true,
};
static struct gl_context local_ctx;
prog = standalone_compile_shader(&options, 2, argv, &local_ctx);
prog->_LinkedShaders[MESA_SHADER_FRAGMENT]->Program->info.stage = MESA_SHADER_FRAGMENT;
#if 0
struct bifrost_program compiled;
for (unsigned i = 0; i < 2; ++i) {
nir[i] = glsl_to_nir(&local_ctx, prog, shader_types[i], &bifrost_nir_options);
NIR_PASS_V(nir[i], nir_lower_global_vars_to_local);
NIR_PASS_V(nir[i], nir_split_var_copies);
NIR_PASS_V(nir[i], nir_lower_var_copies);
NIR_PASS_V(nir[i], nir_lower_alu_to_scalar, NULL);
/* before buffers and vars_to_ssa */
NIR_PASS_V(nir[i], gl_nir_lower_bindless_images);
NIR_PASS_V(nir[i], gl_nir_lower_buffers, prog);
NIR_PASS_V(nir[i], nir_opt_constant_folding);
bifrost_compile_shader_nir(nir[i], &compiled);
}
#endif
}
static void
disassemble(const char *filename)
{
@ -56,7 +98,10 @@ main(int argc, char **argv)
printf("Pass a command\n");
exit(1);
}
if (strcmp(argv[1], "disasm") == 0) {
if (strcmp(argv[1], "compile") == 0) {
compile_shader(&argv[2]);
}
else if (strcmp(argv[1], "disasm") == 0) {
disassemble(argv[2]);
}
return 0;