diff options
Diffstat (limited to 'src/compiler/glsl')
-rw-r--r-- | src/compiler/glsl/ast.h | 3 | ||||
-rw-r--r-- | src/compiler/glsl/ast_type.cpp | 28 | ||||
-rw-r--r-- | src/compiler/glsl/glsl_parser.yy | 130 |
3 files changed, 84 insertions, 77 deletions
diff --git a/src/compiler/glsl/ast.h b/src/compiler/glsl/ast.h index 62ccb9d4d34..7bbb58800a7 100644 --- a/src/compiler/glsl/ast.h +++ b/src/compiler/glsl/ast.h @@ -753,7 +753,8 @@ struct ast_type_qualifier { bool merge_qualifier(YYLTYPE *loc, _mesa_glsl_parse_state *state, const ast_type_qualifier &q, - bool is_single_layout_merge); + bool is_single_layout_merge, + bool is_multiple_layouts_merge = false); /** * Validate current qualifier against the global out one. diff --git a/src/compiler/glsl/ast_type.cpp b/src/compiler/glsl/ast_type.cpp index 20c0fcfae21..91050a5877a 100644 --- a/src/compiler/glsl/ast_type.cpp +++ b/src/compiler/glsl/ast_type.cpp @@ -183,15 +183,21 @@ validate_point_mode(YYLTYPE *loc, } /** - * This function merges both duplicate identifies within a single layout and - * multiple layout qualifiers on a single variable declaration. The - * is_single_layout_merge param is used differentiate between the two. + * This function merges duplicate layout identifiers. + * + * It deals with duplicates within a single layout qualifier, among multiple + * layout qualifiers on a single declaration and on several declarations for + * the same variable. + * + * The is_single_layout_merge and is_multiple_layouts_merge parameters are + * used to differentiate among them. */ bool ast_type_qualifier::merge_qualifier(YYLTYPE *loc, _mesa_glsl_parse_state *state, const ast_type_qualifier &q, - bool is_single_layout_merge) + bool is_single_layout_merge, + bool is_multiple_layouts_merge) { bool r = true; ast_type_qualifier ubo_mat_mask; @@ -269,7 +275,8 @@ ast_type_qualifier::merge_qualifier(YYLTYPE *loc, } if (q.flags.q.max_vertices) { - if (this->flags.q.max_vertices && !is_single_layout_merge) { + if (this->flags.q.max_vertices + && !is_single_layout_merge && !is_multiple_layouts_merge) { this->max_vertices->merge_qualifier(q.max_vertices); } else { this->flags.q.max_vertices = 1; @@ -287,7 +294,8 @@ ast_type_qualifier::merge_qualifier(YYLTYPE *loc, } if (q.flags.q.invocations) { - if (this->flags.q.invocations && !is_single_layout_merge) { + if (this->flags.q.invocations + && !is_single_layout_merge && !is_multiple_layouts_merge) { this->invocations->merge_qualifier(q.invocations); } else { this->flags.q.invocations = 1; @@ -338,7 +346,7 @@ ast_type_qualifier::merge_qualifier(YYLTYPE *loc, if (process_qualifier_constant(state, loc, "xfb_buffer", this->xfb_buffer, &buff_idx)) { if (state->out_qualifier->out_xfb_stride[buff_idx] - && !is_single_layout_merge) { + && !is_single_layout_merge && !is_multiple_layouts_merge) { state->out_qualifier->out_xfb_stride[buff_idx]->merge_qualifier( new(state->linalloc) ast_layout_expression(*loc, this->xfb_stride)); } else { @@ -350,7 +358,8 @@ ast_type_qualifier::merge_qualifier(YYLTYPE *loc, } if (q.flags.q.vertices) { - if (this->flags.q.vertices && !is_single_layout_merge) { + if (this->flags.q.vertices + && !is_single_layout_merge && !is_multiple_layouts_merge) { this->vertices->merge_qualifier(q.vertices); } else { this->flags.q.vertices = 1; @@ -386,7 +395,8 @@ ast_type_qualifier::merge_qualifier(YYLTYPE *loc, for (int i = 0; i < 3; i++) { if (q.flags.q.local_size & (1 << i)) { - if (this->local_size[i] && !is_single_layout_merge) { + if (this->local_size[i] + && !is_single_layout_merge && !is_multiple_layouts_merge) { this->local_size[i]->merge_qualifier(q.local_size[i]); } else { this->local_size[i] = q.local_size[i]; diff --git a/src/compiler/glsl/glsl_parser.yy b/src/compiler/glsl/glsl_parser.yy index 82501af6456..5a8f854ece8 100644 --- a/src/compiler/glsl/glsl_parser.yy +++ b/src/compiler/glsl/glsl_parser.yy @@ -297,10 +297,10 @@ static bool match_layout_qualifier(const char *s1, const char *s2, %type <node> for_init_statement %type <for_rest_statement> for_rest_statement %type <node> layout_defaults -%type <node> layout_uniform_defaults -%type <node> layout_buffer_defaults -%type <node> layout_in_defaults -%type <node> layout_out_defaults +%type <type_qualifier> layout_uniform_defaults +%type <type_qualifier> layout_buffer_defaults +%type <type_qualifier> layout_in_defaults +%type <type_qualifier> layout_out_defaults %right THEN ELSE %% @@ -1891,7 +1891,7 @@ type_qualifier: _mesa_glsl_error(&@1, state, "duplicate layout(...) qualifiers"); $$ = $1; - $$.merge_qualifier(&@1, state, $2, false); + $$.merge_qualifier(& @1, state, $2, false, $2.has_layout()); } | subroutine_qualifier type_qualifier { @@ -2718,7 +2718,8 @@ interface_block: YYERROR; } - if (!$1.merge_qualifier(& @1, state, block->layout, false)) { + if (!$1.merge_qualifier(& @1, state, block->layout, false, + block->layout.has_layout())) { YYERROR; } @@ -2853,123 +2854,118 @@ member_declaration: layout_uniform_defaults: layout_qualifier layout_uniform_defaults { - $$ = NULL; + $$ = $1; if (!state->has_420pack_or_es31()) { _mesa_glsl_error(&@1, state, "duplicate layout(...) qualifiers"); YYERROR; - } else { - if (!state->default_uniform_qualifier-> - merge_qualifier(& @1, state, $1, false)) { - YYERROR; - } } - } - | layout_qualifier UNIFORM ';' - { - if (!state->default_uniform_qualifier-> - merge_qualifier(& @1, state, $1, false)) { + if (!$$.merge_qualifier(& @1, state, $2, false, true)) { YYERROR; } - $$ = NULL; } + | layout_qualifier UNIFORM ';' ; layout_buffer_defaults: layout_qualifier layout_buffer_defaults { - $$ = NULL; + $$ = $1; if (!state->has_420pack_or_es31()) { _mesa_glsl_error(&@1, state, "duplicate layout(...) qualifiers"); YYERROR; - } else { - if (!state->default_shader_storage_qualifier-> - merge_qualifier(& @1, state, $1, false)) { - YYERROR; - } } - } - | layout_qualifier BUFFER ';' - { - if (!state->default_shader_storage_qualifier-> - merge_qualifier(& @1, state, $1, false)) { + if (!$$.merge_qualifier(& @1, state, $2, false, true)) { YYERROR; } - - /* From the GLSL 4.50 spec, section 4.4.5: - * - * "It is a compile-time error to specify the binding identifier for - * the global scope or for block member declarations." - */ - if (state->default_shader_storage_qualifier->flags.q.explicit_binding) { - _mesa_glsl_error(& @1, state, - "binding qualifier cannot be set for default layout"); - } - - $$ = NULL; } + | layout_qualifier BUFFER ';' ; layout_in_defaults: layout_qualifier layout_in_defaults { - $$ = NULL; + $$ = $1; if (!state->has_420pack_or_es31()) { _mesa_glsl_error(&@1, state, "duplicate layout(...) qualifiers"); YYERROR; - } else { - if (!$1.validate_in_qualifier(& @1, state)) { - YYERROR; - } - if (!$1.merge_into_in_qualifier(& @1, state, $$, false)) { - YYERROR; - } - $$ = $2; + } + if (!$$.merge_qualifier(& @1, state, $2, false, true)) { + YYERROR; + } + if (!$$.validate_in_qualifier(& @1, state)) { + YYERROR; } } | layout_qualifier IN_TOK ';' { - $$ = NULL; if (!$1.validate_in_qualifier(& @1, state)) { YYERROR; } - if (!$1.merge_into_in_qualifier(& @1, state, $$, true)) { - YYERROR; - } } ; layout_out_defaults: layout_qualifier layout_out_defaults { - $$ = NULL; + $$ = $1; if (!state->has_420pack_or_es31()) { _mesa_glsl_error(&@1, state, "duplicate layout(...) qualifiers"); YYERROR; - } else { - if (!$1.validate_out_qualifier(& @1, state)) { - YYERROR; - } - if (!$1.merge_into_out_qualifier(& @1, state, $$, false)) { - YYERROR; - } - $$ = $2; + } + if (!$$.merge_qualifier(& @1, state, $2, false, true)) { + YYERROR; + } + if (!$$.validate_out_qualifier(& @1, state)) { + YYERROR; } } | layout_qualifier OUT_TOK ';' { - $$ = NULL; if (!$1.validate_out_qualifier(& @1, state)) { YYERROR; } - if (!$1.merge_into_out_qualifier(& @1, state, $$, true)) { - YYERROR; - } } ; layout_defaults: layout_uniform_defaults + { + $$ = NULL; + if (!state->default_uniform_qualifier-> + merge_qualifier(& @1, state, $1, false)) { + YYERROR; + } + } | layout_buffer_defaults + { + $$ = NULL; + if (!state->default_shader_storage_qualifier-> + merge_qualifier(& @1, state, $1, false)) { + YYERROR; + } + + /* From the GLSL 4.50 spec, section 4.4.5: + * + * "It is a compile-time error to specify the binding identifier for + * the global scope or for block member declarations." + */ + if (state->default_shader_storage_qualifier->flags.q.explicit_binding) { + _mesa_glsl_error(& @1, state, + "binding qualifier cannot be set for default layout"); + } + } | layout_in_defaults + { + $$ = NULL; + if (!$1.merge_into_in_qualifier(& @1, state, $$, true)) { + YYERROR; + } + } | layout_out_defaults + { + $$ = NULL; + if (!$1.merge_into_out_qualifier(& @1, state, $$, true)) { + YYERROR; + } + } ; |