diff options
Diffstat (limited to 'src/mesa/shader/slang/slang_compile.c')
| -rw-r--r-- | src/mesa/shader/slang/slang_compile.c | 219 |
1 files changed, 99 insertions, 120 deletions
diff --git a/src/mesa/shader/slang/slang_compile.c b/src/mesa/shader/slang/slang_compile.c index 688eac33c7a..3418f6fae27 100644 --- a/src/mesa/shader/slang/slang_compile.c +++ b/src/mesa/shader/slang/slang_compile.c @@ -27,15 +27,15 @@ * slang front-end compiler * \author Michal Krol */ - -#include "imports.h" -#include "grammar_mesa.h" +
+#include "imports.h"
+#include "grammar_mesa.h"
#include "slang_utility.h" #include "slang_compile.h" #include "slang_preprocess.h" -#include "slang_storage.h" -#include "slang_assemble.h" -#include "slang_execute.h" +#include "slang_storage.h"
+#include "slang_assemble.h"
+#include "slang_execute.h"
/* This is a straightforward implementation of the slang front-end compiler. @@ -1832,7 +1832,7 @@ static int parse_function_prototype (slang_parse_ctx *C, slang_function *func, break; default: return 0; - } + }
func->parameters->outer_scope = scope; while (*C->I++ == PARAMETER_NEXT) { @@ -2093,31 +2093,20 @@ static int parse_function (slang_parse_ctx *C, int definition, slang_struct_scop /* assemble the parsed function */ if (definition) { -static int x = 0; -static slang_assembly_file file; slang_assembly_name_space space; -x++; -if (x == 1) +
slang_assembly_file_construct (&file); space.funcs = funcs; space.structs = structs; space.vars = scope; -if (x == 1) -xxx_first (&file); + (**parsed_func_ret).address = file.count; if (!_slang_assemble_function (&file, *parsed_func_ret, &space)) { slang_assembly_file_destruct (&file); return 0; } -if (slang_string_compare ("main", (**parsed_func_ret).header.name) == 0) -{ -xxx_prolog (&file, (**parsed_func_ret).address); -_slang_execute (&file); -slang_assembly_file_destruct (&file); -_mesa_exit (0); -} } return 1; } @@ -2251,120 +2240,110 @@ static int compile_with_grammar (grammar id, const char *source, slang_translati static const char *slang_shader_syn = #include "library/slang_shader_syn.h" ; -/* -static const byte slang_core_gc_bin[] = { -#include "library/slang_core_gc_bin.h" -};*/ + static const byte slang_core_gc[] = { #include "library/slang_core_gc.h" }; -static const byte slang_common_builtin_gc_bin[] = { -#include "library/slang_common_builtin_gc_bin.h" +static const byte slang_common_builtin_gc[] = { +#include "library/slang_common_builtin_gc.h" }; -static const byte slang_fragment_builtin_gc_bin[] = { -#include "library/slang_fragment_builtin_gc_bin.h" +static const byte slang_fragment_builtin_gc[] = { +#include "library/slang_fragment_builtin_gc.h" }; -static const byte slang_vertex_builtin_gc_bin[] = { -#include "library/slang_vertex_builtin_gc_bin.h" -}; +static const byte slang_vertex_builtin_gc[] = { +#include "library/slang_vertex_builtin_gc.h" +};
+
+int compile (grammar *id, slang_translation_unit builtin_units[3], int compiled[3],
+ const char *source, slang_translation_unit *unit, slang_unit_type type, slang_info_log *log)
+{
+ slang_translation_unit *builtins = NULL;
+
+ /* load slang grammar */
+ *id = grammar_load_from_text ((const byte *) (slang_shader_syn));
+ if (*id == 0)
+ {
+ byte buf[1024];
+ int pos;
+
+ grammar_get_last_error (buf, 1024, &pos);
+ slang_info_log_error (log, (const char *) (buf));
+ return 0;
+ }
+
+ /* set shader type - the syntax is slightly different for different shaders */
+ if (type == slang_unit_fragment_shader || type == slang_unit_fragment_builtin)
+ grammar_set_reg8 (*id, (const byte *) "shader_type", 1);
+ else
+ grammar_set_reg8 (*id, (const byte *) "shader_type", 2);
+
+ /* enable language extensions */
+ grammar_set_reg8 (*id, (const byte *) "parsing_builtin", 1);
+
+ /* if parsing user-specified shader, load built-in library */
+ if (type == slang_unit_fragment_shader || type == slang_unit_vertex_shader)
+ {
+ if (!compile_binary (slang_core_gc, &builtin_units[0], slang_unit_fragment_builtin, log,
+ NULL))
+ return 0;
+ compiled[0] = 1;
+
+ if (!compile_binary (slang_common_builtin_gc, &builtin_units[1],
+ slang_unit_fragment_builtin, log, NULL))
+ return 0;
+ compiled[1] = 1;
+
+ if (type == slang_unit_fragment_shader)
+ {
+ if (!compile_binary (slang_fragment_builtin_gc, &builtin_units[2],
+ slang_unit_fragment_builtin, log, NULL))
+ return 0;
+ }
+ else if (type == slang_unit_vertex_shader)
+ {
+ if (!compile_binary (slang_vertex_builtin_gc, &builtin_units[2],
+ slang_unit_vertex_builtin, log, NULL))
+ return 0;
+ }
+ compiled[2] = 1;
+
+ /* disable language extensions */
+ grammar_set_reg8 (*id, (const byte *) "parsing_builtin", 0);
+ builtins = builtin_units;
+ }
+
+ /* compile the actual shader - pass-in built-in library for external shader */
+ if (!compile_with_grammar (*id, source, unit, type, log, builtins))
+ return 0;
+
+ return 1;
+} int _slang_compile (const char *source, slang_translation_unit *unit, slang_unit_type type, slang_info_log *log) -{ - grammar id; - slang_translation_unit builtin_units[3]; - slang_translation_unit *builtins = NULL; - - /* load slang grammar */ - id = grammar_load_from_text ((const byte *) slang_shader_syn); - if (id == 0) - { - char buf[1024]; - unsigned int pos; - grammar_get_last_error ( (unsigned char*) buf, 1024, (int*) &pos); - slang_info_log_error (log, buf); - return 0; - } - - /* set shader type - the syntax is slightly different for different shaders */ - if (type == slang_unit_fragment_shader || type == slang_unit_fragment_builtin) - grammar_set_reg8 (id, (const byte *) "shader_type", 1); - else - grammar_set_reg8 (id, (const byte *) "shader_type", 2); - - /* enable language extensions */ - grammar_set_reg8 (id, (const byte *) "parsing_builtin", 1); - - /* if parsing user-specified shader, load built-in library */ - if (type == slang_unit_fragment_shader || type == slang_unit_vertex_shader) - { - /*if (!compile_binary (slang_core_gc_bin, builtin_units, - slang_unit_fragment_builtin, log, NULL))*/ - if (!compile_with_grammar (id, (const char*) slang_core_gc, builtin_units, slang_unit_fragment_builtin, - log, NULL)) - { - grammar_destroy (id); - return 0; - } - if (!compile_binary (slang_common_builtin_gc_bin, builtin_units + 1, - slang_unit_fragment_builtin, log, NULL)) - { - slang_translation_unit_destruct (builtin_units); - grammar_destroy (id); - return 0; - } - if (type == slang_unit_fragment_shader) - { - if (!compile_binary (slang_fragment_builtin_gc_bin, builtin_units + 2, - slang_unit_fragment_builtin, log, NULL)) - { - slang_translation_unit_destruct (builtin_units); - slang_translation_unit_destruct (builtin_units + 1); - grammar_destroy (id); - return 0; - } - } - else if (type == slang_unit_vertex_shader) - { - if (!compile_binary (slang_vertex_builtin_gc_bin, builtin_units + 2, - slang_unit_vertex_builtin, log, NULL)) - { - slang_translation_unit_destruct (builtin_units); - slang_translation_unit_destruct (builtin_units + 1); - grammar_destroy (id); - return 0; - } - } - - /* disable language extensions */ - grammar_set_reg8 (id, (const byte *) "parsing_builtin", 0); - builtins = builtin_units; - } +{
+ int success; + grammar id = 0; + slang_translation_unit builtin_units[3];
+ int compiled[3] = { 0 }; - /* compile the actual shader - pass-in built-in library for external shader */ - if (!compile_with_grammar (id, source, unit, type, log, builtins)) - { - if (type == slang_unit_fragment_shader || type == slang_unit_vertex_shader) - { - slang_translation_unit_destruct (builtin_units); - slang_translation_unit_destruct (builtin_units + 1); - slang_translation_unit_destruct (builtin_units + 2); - } - grammar_destroy (id); - return 0; - } + success = compile (&id, builtin_units, compiled, source, unit, type, log); /* destroy built-in library */ if (type == slang_unit_fragment_shader || type == slang_unit_vertex_shader) - { - slang_translation_unit_destruct (builtin_units); - slang_translation_unit_destruct (builtin_units + 1); - slang_translation_unit_destruct (builtin_units + 2); - } - grammar_destroy (id); - return 1; + {
+ int i;
+
+ for (i = 0; i < 3; i++)
+ if (compiled[i] != 0) + slang_translation_unit_destruct (&builtin_units[i]); + }
+ if (id != 0) + grammar_destroy (id);
+ + return success; } |