diff options
Diffstat (limited to 'src/glsl/ast_function.cpp')
| -rw-r--r-- | src/glsl/ast_function.cpp | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/src/glsl/ast_function.cpp b/src/glsl/ast_function.cpp index 1dd210a679..6ecf779c93 100644 --- a/src/glsl/ast_function.cpp +++ b/src/glsl/ast_function.cpp @@ -99,23 +99,29 @@ match_function_by_name(exec_list *instructions, const char *name, { void *ctx = state; ir_function *f = state->symbols->get_function(name); - ir_function_signature *sig = NULL; + ir_function_signature *sig; + + sig = f ? f->matching_signature(actual_parameters) : NULL; /* FINISHME: This doesn't handle the case where shader X contains a * FINISHME: matching signature but shader X + N contains an _exact_ * FINISHME: matching signature. */ - if (f != NULL) { - sig = f->matching_signature(actual_parameters); - } else if (state->symbols->get_type(name) == NULL && (state->language_version == 110 || state->symbols->get_variable(name) == NULL)) { + if (sig == NULL && (f == NULL || state->es_shader || !f->has_user_signature()) && state->symbols->get_type(name) == NULL && (state->language_version == 110 || state->symbols->get_variable(name) == NULL)) { /* The current shader doesn't contain a matching function or signature. * Before giving up, look for the prototype in the built-in functions. */ for (unsigned i = 0; i < state->num_builtins_to_link; i++) { - f = state->builtins_to_link[i]->symbols->get_function(name); - sig = f ? f->matching_signature(actual_parameters) : NULL; + ir_function *builtin; + builtin = state->builtins_to_link[i]->symbols->get_function(name); + sig = builtin ? builtin->matching_signature(actual_parameters) : NULL; if (sig != NULL) { - f = new(ctx) ir_function(name); + if (f == NULL) { + f = new(ctx) ir_function(name); + state->symbols->add_global_function(f); + emit_function(state, instructions, f); + } + f->add_signature(sig->clone_prototype(f, NULL)); break; } |