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authormarha <marha@users.sourceforge.net>2014-01-26 20:05:50 +0100
committermarha <marha@users.sourceforge.net>2014-01-26 20:10:14 +0100
commit30af30b78075159fce477ae99cc72540133714d0 (patch)
tree1028af42bd030d09bf9c9cb6085665300326abc6 /mesalib/src/glsl/glcpp/glcpp-parse.y
parent775780ea274e6602c2d64de33a98ee35979cc330 (diff)
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xserver randrproto libxtrans fontconfig libxcb xcb-proto mesa git update 26 Jan 2014
xserver commit c1ce807d9f18f215332d7eeb844e8c640f71c53c libxcb commit e7263931aff3e3450dc938ad465a7577f943549f libxcb/xcb-proto commit d898fd39ad6c82207eb78666b2daad982dd757b5 randrproto commit a4a6694c059d74247c16527eef4a0ec9f56bbef6 libxtrans commit e1e6121a1638d43d9929589b4723da2b38cb6b44 fontconfig commit e2b406053c2937799da8636c56b72a77998bcab0 mesa commit 07149f0252c52b4ac58b6df4e307fd786b49b490
Diffstat (limited to 'mesalib/src/glsl/glcpp/glcpp-parse.y')
-rw-r--r--mesalib/src/glsl/glcpp/glcpp-parse.y301
1 files changed, 165 insertions, 136 deletions
diff --git a/mesalib/src/glsl/glcpp/glcpp-parse.y b/mesalib/src/glsl/glcpp/glcpp-parse.y
index 55c498195..184e5c237 100644
--- a/mesalib/src/glsl/glcpp/glcpp-parse.y
+++ b/mesalib/src/glsl/glcpp/glcpp-parse.y
@@ -30,7 +30,6 @@
#include "glcpp.h"
#include "main/core.h" /* for struct gl_extensions */
-#include "main/mtypes.h" /* for gl_api enum */
static void
yyerror (YYLTYPE *locp, glcpp_parser_t *parser, const char *error);
@@ -135,7 +134,7 @@ _glcpp_parser_skip_stack_pop (glcpp_parser_t *parser, YYLTYPE *loc);
static void
_glcpp_parser_handle_version_declaration(glcpp_parser_t *parser, intmax_t version,
- const char *ident);
+ const char *ident, bool explicitly_set);
static int
glcpp_parser_lex (YYSTYPE *yylval, YYLTYPE *yylloc, glcpp_parser_t *parser);
@@ -194,12 +193,15 @@ line:
control_line {
ralloc_asprintf_rewrite_tail (&parser->output, &parser->output_length, "\n");
}
-| HASH_LINE pp_tokens NEWLINE {
+| HASH_LINE {
+ glcpp_parser_resolve_version(parser);
+ } pp_tokens NEWLINE {
+
if (parser->skip_stack == NULL ||
parser->skip_stack->type == SKIP_NO_SKIP)
{
_glcpp_parser_expand_and_lex_from (parser,
- LINE_EXPANDED, $2);
+ LINE_EXPANDED, $3);
}
}
| text_line {
@@ -238,25 +240,35 @@ expanded_line:
}
;
-control_line:
- HASH_DEFINE OBJ_IDENTIFIER replacement_list NEWLINE {
- _define_object_macro (parser, & @2, $2, $3);
+define:
+ OBJ_IDENTIFIER replacement_list NEWLINE {
+ _define_object_macro (parser, & @1, $1, $2);
}
-| HASH_DEFINE FUNC_IDENTIFIER '(' ')' replacement_list NEWLINE {
- _define_function_macro (parser, & @2, $2, NULL, $5);
+| FUNC_IDENTIFIER '(' ')' replacement_list NEWLINE {
+ _define_function_macro (parser, & @1, $1, NULL, $4);
}
-| HASH_DEFINE FUNC_IDENTIFIER '(' identifier_list ')' replacement_list NEWLINE {
- _define_function_macro (parser, & @2, $2, $4, $6);
+| FUNC_IDENTIFIER '(' identifier_list ')' replacement_list NEWLINE {
+ _define_function_macro (parser, & @1, $1, $3, $5);
}
-| HASH_UNDEF IDENTIFIER NEWLINE {
- macro_t *macro = hash_table_find (parser->defines, $2);
+;
+
+control_line:
+ HASH_DEFINE {
+ glcpp_parser_resolve_version(parser);
+ } define
+| HASH_UNDEF {
+ glcpp_parser_resolve_version(parser);
+ } IDENTIFIER NEWLINE {
+ macro_t *macro = hash_table_find (parser->defines, $3);
if (macro) {
- hash_table_remove (parser->defines, $2);
+ hash_table_remove (parser->defines, $3);
ralloc_free (macro);
}
- ralloc_free ($2);
+ ralloc_free ($3);
}
-| HASH_IF conditional_tokens NEWLINE {
+| HASH_IF {
+ glcpp_parser_resolve_version(parser);
+ } conditional_tokens NEWLINE {
/* Be careful to only evaluate the 'if' expression if
* we are not skipping. When we are skipping, we
* simply push a new 0-valued 'if' onto the skip
@@ -268,7 +280,7 @@ control_line:
parser->skip_stack->type == SKIP_NO_SKIP)
{
_glcpp_parser_expand_and_lex_from (parser,
- IF_EXPANDED, $2);
+ IF_EXPANDED, $3);
}
else
{
@@ -286,15 +298,19 @@ control_line:
}
_glcpp_parser_skip_stack_push_if (parser, & @1, 0);
}
-| HASH_IFDEF IDENTIFIER junk NEWLINE {
- macro_t *macro = hash_table_find (parser->defines, $2);
- ralloc_free ($2);
+| HASH_IFDEF {
+ glcpp_parser_resolve_version(parser);
+ } IDENTIFIER junk NEWLINE {
+ macro_t *macro = hash_table_find (parser->defines, $3);
+ ralloc_free ($3);
_glcpp_parser_skip_stack_push_if (parser, & @1, macro != NULL);
}
-| HASH_IFNDEF IDENTIFIER junk NEWLINE {
- macro_t *macro = hash_table_find (parser->defines, $2);
- ralloc_free ($2);
- _glcpp_parser_skip_stack_push_if (parser, & @1, macro == NULL);
+| HASH_IFNDEF {
+ glcpp_parser_resolve_version(parser);
+ } IDENTIFIER junk NEWLINE {
+ macro_t *macro = hash_table_find (parser->defines, $3);
+ ralloc_free ($3);
+ _glcpp_parser_skip_stack_push_if (parser, & @2, macro == NULL);
}
| HASH_ELIF conditional_tokens NEWLINE {
/* Be careful to only evaluate the 'elif' expression
@@ -358,12 +374,14 @@ control_line:
_glcpp_parser_skip_stack_pop (parser, & @1);
} NEWLINE
| HASH_VERSION integer_constant NEWLINE {
- _glcpp_parser_handle_version_declaration(parser, $2, NULL);
+ _glcpp_parser_handle_version_declaration(parser, $2, NULL, true);
}
| HASH_VERSION integer_constant IDENTIFIER NEWLINE {
- _glcpp_parser_handle_version_declaration(parser, $2, $3);
+ _glcpp_parser_handle_version_declaration(parser, $2, $3, true);
+ }
+| HASH NEWLINE {
+ glcpp_parser_resolve_version(parser);
}
-| HASH NEWLINE
;
integer_constant:
@@ -1168,10 +1186,9 @@ static void add_builtin_define(glcpp_parser_t *parser,
}
glcpp_parser_t *
-glcpp_parser_create (const struct gl_extensions *extensions, int api)
+glcpp_parser_create (const struct gl_extensions *extensions)
{
glcpp_parser_t *parser;
- int language_version;
parser = ralloc (NULL, glcpp_parser_t);
@@ -1197,99 +1214,14 @@ glcpp_parser_create (const struct gl_extensions *extensions, int api)
parser->info_log_length = 0;
parser->error = 0;
+ parser->extensions = extensions;
+ parser->version_resolved = false;
+
parser->has_new_line_number = 0;
parser->new_line_number = 1;
parser->has_new_source_number = 0;
parser->new_source_number = 0;
- parser->is_gles = false;
-
- /* Add pre-defined macros. */
- if (api == API_OPENGLES2) {
- parser->is_gles = true;
- add_builtin_define(parser, "GL_ES", 1);
-
- if (extensions != NULL) {
- if (extensions->OES_EGL_image_external)
- add_builtin_define(parser, "GL_OES_EGL_image_external", 1);
- }
- } else {
- add_builtin_define(parser, "GL_ARB_draw_buffers", 1);
- add_builtin_define(parser, "GL_ARB_texture_rectangle", 1);
-
- if (extensions != NULL) {
- if (extensions->EXT_texture_array) {
- add_builtin_define(parser, "GL_EXT_texture_array", 1);
- }
-
- if (extensions->ARB_fragment_coord_conventions)
- add_builtin_define(parser, "GL_ARB_fragment_coord_conventions",
- 1);
-
- if (extensions->ARB_explicit_attrib_location)
- add_builtin_define(parser, "GL_ARB_explicit_attrib_location", 1);
-
- if (extensions->ARB_shader_texture_lod)
- add_builtin_define(parser, "GL_ARB_shader_texture_lod", 1);
-
- if (extensions->ARB_draw_instanced)
- add_builtin_define(parser, "GL_ARB_draw_instanced", 1);
-
- if (extensions->ARB_conservative_depth) {
- add_builtin_define(parser, "GL_AMD_conservative_depth", 1);
- add_builtin_define(parser, "GL_ARB_conservative_depth", 1);
- }
-
- if (extensions->ARB_shader_bit_encoding)
- add_builtin_define(parser, "GL_ARB_shader_bit_encoding", 1);
-
- if (extensions->ARB_uniform_buffer_object)
- add_builtin_define(parser, "GL_ARB_uniform_buffer_object", 1);
-
- if (extensions->ARB_texture_cube_map_array)
- add_builtin_define(parser, "GL_ARB_texture_cube_map_array", 1);
-
- if (extensions->ARB_shading_language_packing)
- add_builtin_define(parser, "GL_ARB_shading_language_packing", 1);
-
- if (extensions->ARB_texture_multisample)
- add_builtin_define(parser, "GL_ARB_texture_multisample", 1);
-
- if (extensions->ARB_texture_query_levels)
- add_builtin_define(parser, "GL_ARB_texture_query_levels", 1);
-
- if (extensions->ARB_texture_query_lod)
- add_builtin_define(parser, "GL_ARB_texture_query_lod", 1);
-
- if (extensions->ARB_gpu_shader5)
- add_builtin_define(parser, "GL_ARB_gpu_shader5", 1);
-
- if (extensions->AMD_vertex_shader_layer)
- add_builtin_define(parser, "GL_AMD_vertex_shader_layer", 1);
-
- if (extensions->ARB_shading_language_420pack)
- add_builtin_define(parser, "GL_ARB_shading_language_420pack", 1);
-
- if (extensions->ARB_sample_shading)
- add_builtin_define(parser, "GL_ARB_sample_shading", 1);
-
- if (extensions->EXT_shader_integer_mix)
- add_builtin_define(parser, "GL_EXT_shader_integer_mix", 1);
-
- if (extensions->ARB_texture_gather)
- add_builtin_define(parser, "GL_ARB_texture_gather", 1);
-
- if (extensions->ARB_shader_atomic_counters)
- add_builtin_define(parser, "GL_ARB_shader_atomic_counters", 1);
-
- if (extensions->AMD_shader_trinary_minmax)
- add_builtin_define(parser, "GL_AMD_shader_trinary_minmax", 1);
- }
- }
-
- language_version = 110;
- add_builtin_define(parser, "__VERSION__", language_version);
-
return parser;
}
@@ -2087,24 +2019,106 @@ _glcpp_parser_skip_stack_pop (glcpp_parser_t *parser, YYLTYPE *loc)
static void
_glcpp_parser_handle_version_declaration(glcpp_parser_t *parser, intmax_t version,
- const char *es_identifier)
+ const char *es_identifier,
+ bool explicitly_set)
{
- macro_t *macro = hash_table_find (parser->defines, "__VERSION__");
- if (macro) {
- hash_table_remove (parser->defines, "__VERSION__");
- ralloc_free (macro);
- }
+ const struct gl_extensions *extensions = parser->extensions;
+
+ parser->version_resolved = true;
+
add_builtin_define (parser, "__VERSION__", version);
- /* If we didn't have a GLES context to begin with, (indicated
- * by parser->api), then the version declaration here might
- * indicate GLES. */
- if (! parser->is_gles &&
- (version == 100 ||
- (es_identifier && (strcmp(es_identifier, "es") == 0))))
- {
- parser->is_gles = true;
- add_builtin_define (parser, "GL_ES", 1);
+ parser->is_gles = (version == 100) ||
+ (es_identifier &&
+ (strcmp(es_identifier, "es") == 0));
+
+ /* Add pre-defined macros. */
+ if (parser->is_gles) {
+ add_builtin_define(parser, "GL_ES", 1);
+
+ if (extensions != NULL) {
+ if (extensions->OES_EGL_image_external)
+ add_builtin_define(parser, "GL_OES_EGL_image_external", 1);
+ }
+ } else {
+ add_builtin_define(parser, "GL_ARB_draw_buffers", 1);
+ add_builtin_define(parser, "GL_ARB_texture_rectangle", 1);
+
+ if (extensions != NULL) {
+ if (extensions->EXT_texture_array)
+ add_builtin_define(parser, "GL_EXT_texture_array", 1);
+
+ if (extensions->ARB_arrays_of_arrays)
+ add_builtin_define(parser, "GL_ARB_arrays_of_arrays", 1);
+
+ if (extensions->ARB_fragment_coord_conventions)
+ add_builtin_define(parser, "GL_ARB_fragment_coord_conventions",
+ 1);
+
+ if (extensions->ARB_explicit_attrib_location)
+ add_builtin_define(parser, "GL_ARB_explicit_attrib_location", 1);
+
+ if (extensions->ARB_shader_texture_lod)
+ add_builtin_define(parser, "GL_ARB_shader_texture_lod", 1);
+
+ if (extensions->ARB_draw_instanced)
+ add_builtin_define(parser, "GL_ARB_draw_instanced", 1);
+
+ if (extensions->ARB_conservative_depth) {
+ add_builtin_define(parser, "GL_AMD_conservative_depth", 1);
+ add_builtin_define(parser, "GL_ARB_conservative_depth", 1);
+ }
+
+ if (extensions->ARB_shader_bit_encoding)
+ add_builtin_define(parser, "GL_ARB_shader_bit_encoding", 1);
+
+ if (extensions->ARB_uniform_buffer_object)
+ add_builtin_define(parser, "GL_ARB_uniform_buffer_object", 1);
+
+ if (extensions->ARB_texture_cube_map_array)
+ add_builtin_define(parser, "GL_ARB_texture_cube_map_array", 1);
+
+ if (extensions->ARB_shading_language_packing)
+ add_builtin_define(parser, "GL_ARB_shading_language_packing", 1);
+
+ if (extensions->ARB_texture_multisample)
+ add_builtin_define(parser, "GL_ARB_texture_multisample", 1);
+
+ if (extensions->ARB_texture_query_levels)
+ add_builtin_define(parser, "GL_ARB_texture_query_levels", 1);
+
+ if (extensions->ARB_texture_query_lod)
+ add_builtin_define(parser, "GL_ARB_texture_query_lod", 1);
+
+ if (extensions->ARB_gpu_shader5)
+ add_builtin_define(parser, "GL_ARB_gpu_shader5", 1);
+
+ if (extensions->AMD_vertex_shader_layer)
+ add_builtin_define(parser, "GL_AMD_vertex_shader_layer", 1);
+
+ if (extensions->ARB_shading_language_420pack)
+ add_builtin_define(parser, "GL_ARB_shading_language_420pack", 1);
+
+ if (extensions->ARB_sample_shading)
+ add_builtin_define(parser, "GL_ARB_sample_shading", 1);
+
+ if (extensions->ARB_texture_gather)
+ add_builtin_define(parser, "GL_ARB_texture_gather", 1);
+
+ if (extensions->ARB_shader_atomic_counters)
+ add_builtin_define(parser, "GL_ARB_shader_atomic_counters", 1);
+
+ if (extensions->AMD_shader_trinary_minmax)
+ add_builtin_define(parser, "GL_AMD_shader_trinary_minmax", 1);
+
+ if (extensions->ARB_viewport_array)
+ add_builtin_define(parser, "GL_ARB_viewport_array", 1);
+ }
+ }
+
+ if (extensions != NULL) {
+ if (extensions->EXT_shader_integer_mix)
+ add_builtin_define(parser, "GL_EXT_shader_integer_mix", 1);
}
if (version >= 150)
@@ -2118,8 +2132,23 @@ _glcpp_parser_handle_version_declaration(glcpp_parser_t *parser, intmax_t versio
if (version >= 130 || parser->is_gles)
add_builtin_define (parser, "GL_FRAGMENT_PRECISION_HIGH", 1);
- ralloc_asprintf_rewrite_tail (&parser->output, &parser->output_length,
- "#version %" PRIiMAX "%s%s", version,
- es_identifier ? " " : "",
- es_identifier ? es_identifier : "");
+ if (explicitly_set) {
+ ralloc_asprintf_rewrite_tail (&parser->output, &parser->output_length,
+ "#version %" PRIiMAX "%s%s", version,
+ es_identifier ? " " : "",
+ es_identifier ? es_identifier : "");
+ }
+}
+
+/* GLSL version is no version is explicitly specified. */
+#define IMPLICIT_GLSL_VERSION 110
+
+void
+glcpp_parser_resolve_version(glcpp_parser_t *parser)
+{
+ if (parser->version_resolved)
+ return;
+
+ _glcpp_parser_handle_version_declaration(parser, IMPLICIT_GLSL_VERSION,
+ NULL, false);
}