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-rw-r--r--mesalib/src/glsl/glsl_parser.yy96
1 files changed, 74 insertions, 22 deletions
diff --git a/mesalib/src/glsl/glsl_parser.yy b/mesalib/src/glsl/glsl_parser.yy
index 928c57e20..dc35c1a51 100644
--- a/mesalib/src/glsl/glsl_parser.yy
+++ b/mesalib/src/glsl/glsl_parser.yy
@@ -1291,6 +1291,34 @@ layout_qualifier_id:
}
}
+ static const char *local_size_qualifiers[3] = {
+ "local_size_x",
+ "local_size_y",
+ "local_size_z",
+ };
+ for (int i = 0; i < 3; i++) {
+ if (match_layout_qualifier(local_size_qualifiers[i], $1,
+ state) == 0) {
+ if ($3 <= 0) {
+ _mesa_glsl_error(& @3, state,
+ "invalid %s of %d specified",
+ local_size_qualifiers[i], $3);
+ YYERROR;
+ } else if (!state->is_version(430, 0) &&
+ !state->ARB_compute_shader_enable) {
+ _mesa_glsl_error(& @3, state,
+ "%s qualifier requires GLSL 4.30 or "
+ "ARB_compute_shader",
+ local_size_qualifiers[i]);
+ YYERROR;
+ } else {
+ $$.flags.q.local_size |= (1 << i);
+ $$.local_size[i] = $3;
+ }
+ break;
+ }
+ }
+
/* If the identifier didn't match any known layout identifiers,
* emit an error.
*/
@@ -1466,7 +1494,7 @@ type_qualifier:
"just before storage qualifiers");
}
$$ = $1;
- $$.flags.i |= $2.flags.i;
+ $$.merge_qualifier(&@1, state, $2);
}
| storage_qualifier type_qualifier
{
@@ -2334,29 +2362,53 @@ layout_defaults:
{
void *ctx = state;
$$ = NULL;
- if (state->stage != MESA_SHADER_GEOMETRY) {
+ switch (state->stage) {
+ case MESA_SHADER_GEOMETRY: {
+ if (!$1.flags.q.prim_type) {
+ _mesa_glsl_error(& @1, state,
+ "input layout qualifiers must specify a primitive"
+ " type");
+ } else {
+ /* Make sure this is a valid input primitive type. */
+ switch ($1.prim_type) {
+ case GL_POINTS:
+ case GL_LINES:
+ case GL_LINES_ADJACENCY:
+ case GL_TRIANGLES:
+ case GL_TRIANGLES_ADJACENCY:
+ $$ = new(ctx) ast_gs_input_layout(@1, $1.prim_type);
+ break;
+ default:
+ _mesa_glsl_error(&@1, state,
+ "invalid geometry shader input primitive type");
+ break;
+ }
+ }
+ }
+ break;
+ case MESA_SHADER_COMPUTE: {
+ if ($1.flags.q.local_size == 0) {
+ _mesa_glsl_error(& @1, state,
+ "input layout qualifiers must specify a local "
+ "size");
+ } else {
+ /* Infer a local_size of 1 for every unspecified dimension */
+ unsigned local_size[3];
+ for (int i = 0; i < 3; i++) {
+ if ($1.flags.q.local_size & (1 << i))
+ local_size[i] = $1.local_size[i];
+ else
+ local_size[i] = 1;
+ }
+ $$ = new(ctx) ast_cs_input_layout(@1, local_size);
+ }
+ }
+ break;
+ default:
_mesa_glsl_error(& @1, state,
"input layout qualifiers only valid in "
- "geometry shaders");
- } else if (!$1.flags.q.prim_type) {
- _mesa_glsl_error(& @1, state,
- "input layout qualifiers must specify a primitive"
- " type");
- } else {
- /* Make sure this is a valid input primitive type. */
- switch ($1.prim_type) {
- case GL_POINTS:
- case GL_LINES:
- case GL_LINES_ADJACENCY:
- case GL_TRIANGLES:
- case GL_TRIANGLES_ADJACENCY:
- $$ = new(ctx) ast_gs_input_layout(@1, $1.prim_type);
- break;
- default:
- _mesa_glsl_error(&@1, state,
- "invalid geometry shader input primitive type");
- break;
- }
+ "geometry and compute shaders");
+ break;
}
}