diff options
Diffstat (limited to 'src/glsl/glsl_parser.yy')
| -rw-r--r-- | src/glsl/glsl_parser.yy | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/src/glsl/glsl_parser.yy b/src/glsl/glsl_parser.yy index c3fa4555e14..1df5722548d 100644 --- a/src/glsl/glsl_parser.yy +++ b/src/glsl/glsl_parser.yy @@ -1387,6 +1387,29 @@ layout_qualifier_id: } } + if (match_layout_qualifier("invocations", $1, state) == 0) { + $$.flags.q.invocations = 1; + + if ($3 <= 0) { + _mesa_glsl_error(& @3, state, + "invalid invocations %d specified", $3); + YYERROR; + } else if ($3 > MAX_GEOMETRY_SHADER_INVOCATIONS) { + _mesa_glsl_error(& @3, state, + "invocations (%d) exceeds " + "GL_MAX_GEOMETRY_SHADER_INVOCATIONS", $3); + YYERROR; + } else { + $$.invocations = $3; + if (!state->is_version(400, 0) && + !state->ARB_gpu_shader5_enable) { + _mesa_glsl_error(& @3, state, + "GL_ARB_gpu_shader5 invocations " + "qualifier specified", $3); + } + } + } + /* If the identifier didn't match any known layout identifiers, * emit an error. */ |