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spirv2nir: Add --opengl (-g) argument for OpenGL SPIR-V 

Reviewed-by: Tapani Pälli <tapani.palli@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/8156>
This commit is contained in:
Caio Marcelo de Oliveira Filho 2020-12-17 22:01:06 -08:00
parent e550ca8888
commit f41ae4d592
1 changed files with 13 additions and 2 deletions
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15
src/compiler/spirv/spirv2nir.c
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@ -76,6 +76,8 @@ print_usage(char *exec_name, FILE *f)
" vertex, tess-ctrl, tess-eval, geometry, fragment,\n"
" compute, and kernel (OpenCL-style compute).\n"
" -e, --entry <name> Specify the entry-point name.\n"
" -g, --opengl Use OpenGL environment instead of Vulkan for\n"
" graphics stages.\n"
, exec_name);
}
@ -84,16 +86,18 @@ int main(int argc, char **argv)
gl_shader_stage shader_stage = MESA_SHADER_FRAGMENT;
char *entry_point = "main";
int ch;
enum nir_spirv_execution_environment env = NIR_SPIRV_VULKAN;
static struct option long_options[] =
{
{"help", no_argument, 0, 'h'},
{"stage", required_argument, 0, 's'},
{"entry", required_argument, 0, 'e'},
{"opengl", no_argument, 0, 'g'},
{0, 0, 0, 0}
};
while ((ch = getopt_long(argc, argv, "hs:e:", long_options, NULL)) != -1)
while ((ch = getopt_long(argc, argv, "hs:e:g", long_options, NULL)) != -1)
{
switch (ch)
{
@ -112,6 +116,9 @@ int main(int argc, char **argv)
case 'e':
entry_point = optarg;
break;
case 'g':
env = NIR_SPIRV_OPENGL;
break;
default:
fprintf(stderr, "Unrecognized option \"%s\".\n", optarg);
print_usage(argv[0], stderr);
@ -149,7 +156,11 @@ int main(int argc, char **argv)
glsl_type_singleton_init_or_ref();
struct spirv_to_nir_options spirv_opts = {0};
struct spirv_to_nir_options spirv_opts = {
.environment = env,
.use_deref_buffer_array_length = env == NIR_SPIRV_OPENGL,
};
if (shader_stage == MESA_SHADER_KERNEL) {
spirv_opts.environment = NIR_SPIRV_OPENCL;
spirv_opts.caps.address = true;