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/*
* Copyright (C) 2018 Alyssa Rosenzweig <alyssa@rosenzweig.io>
*
* 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 AUTHORS OR COPYRIGHT HOLDERS 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 "compiler/glsl/standalone.h"
#include "compiler/glsl/glsl_to_nir.h"
#include "compiler/nir_types.h"
#include "midgard_compile.h"
#include "disassemble.h"
#include "util/u_dynarray.h"
#include "main/mtypes.h"
bool c_do_mat_op_to_vec(struct exec_list *instructions);
static void
finalise_to_disk(const char *filename, struct util_dynarray *data)
{
FILE *fp;
fp = fopen(filename, "wb");
fwrite(data->data, 1, data->size, fp);
fclose(fp);
util_dynarray_fini(data);
}
static void
compile_shader(char **argv)
{
struct gl_shader_program *prog;
nir_shader *nir;
struct standalone_options options = {
.glsl_version = 140,
.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;
for (unsigned i = 0; i < MESA_SHADER_STAGES; ++i) {
if (prog->_LinkedShaders[i] == NULL)
continue;
c_do_mat_op_to_vec(prog->_LinkedShaders[i]->ir);
}
midgard_program compiled;
nir = glsl_to_nir(&local_ctx, prog, MESA_SHADER_VERTEX, &midgard_nir_options);
midgard_compile_shader_nir(nir, &compiled, false);
finalise_to_disk("vertex.bin", &compiled.compiled);
nir = glsl_to_nir(&local_ctx, prog, MESA_SHADER_FRAGMENT, &midgard_nir_options);
midgard_compile_shader_nir(nir, &compiled, false);
finalise_to_disk("fragment.bin", &compiled.compiled);
}
static void
compile_blend(char **argv)
{
struct gl_shader_program *prog;
nir_shader *nir;
struct standalone_options options = {
.glsl_version = 140,
};
static struct gl_context local_ctx;
prog = standalone_compile_shader(&options, 1, argv, &local_ctx);
prog->_LinkedShaders[MESA_SHADER_FRAGMENT]->Program->info.stage = MESA_SHADER_FRAGMENT;
midgard_program program;
nir = glsl_to_nir(&local_ctx, prog, MESA_SHADER_FRAGMENT, &midgard_nir_options);
midgard_compile_shader_nir(nir, &program, true);
finalise_to_disk("blend.bin", &program.compiled);
}
static void
disassemble(const char *filename)
{
FILE *fp = fopen(filename, "rb");
assert(fp);
fseek(fp, 0, SEEK_END);
int filesize = ftell(fp);
rewind(fp);
unsigned char *code = malloc(filesize);
fread(code, 1, filesize, fp);
fclose(fp);
disassemble_midgard(code, filesize);
free(code);
}
int
main(int argc, char **argv)
{
if (argc < 2) {
fprintf(stderr, "Usage: midgard_compiler command [args]\n");
fprintf(stderr, "midgard_compiler compile program.vert program.frag\n");
fprintf(stderr, "midgard_compiler blend program.blend\n");
fprintf(stderr, "midgard_compiler disasm binary.bin\n");
exit(1);
}
if (strcmp(argv[1], "compile") == 0) {
compile_shader(&argv[2]);
} else if (strcmp(argv[1], "blend") == 0) {
compile_blend(&argv[2]);
} else if (strcmp(argv[1], "disasm") == 0) {
disassemble(argv[2]);
} else {
fprintf(stderr, "Unknown command\n");
exit(1);
}
}
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