From cd5553b457e2111f7057201aed4ad537e2f31ff9 Mon Sep 17 00:00:00 2001 From: Michal Krol Date: Fri, 13 Nov 2009 05:52:39 +0100 Subject: [PATCH] slang: Plug in the new syntax parser. --- src/mesa/shader/slang/slang_compile.c | 115 +++++++++++++++++----------------- 1 file changed, 58 insertions(+), 57 deletions(-) diff --git a/src/mesa/shader/slang/slang_compile.c b/src/mesa/shader/slang/slang_compile.c index b8b7b3d..830a2d0 100644 --- a/src/mesa/shader/slang/slang_compile.c +++ b/src/mesa/shader/slang/slang_compile.c @@ -35,8 +35,8 @@ #include "shader/prog_optimize.h" #include "shader/prog_print.h" #include "shader/prog_parameter.h" -#include "shader/grammar/grammar_mesa.h" #include "../../glsl/pp/sl_pp_public.h" +#include "../../glsl/cl/sl_cl_parse.h" #include "slang_codegen.h" #include "slang_compile.h" #include "slang_storage.h" @@ -128,7 +128,7 @@ _slang_code_object_dtr(slang_code_object * self) typedef struct slang_parse_ctx_ { - const byte *I; + const unsigned char *I; slang_info_log *L; int parsing_builtin; GLboolean global_scope; /**< Is object being declared a global? */ @@ -196,7 +196,7 @@ parse_general_number(slang_parse_ctx *ctx, float *number) if (*ctx->I == '0') { int value = 0; - const byte *pi; + const unsigned char *pi; if (ctx->I[1] == 'x' || ctx->I[1] == 'X') { ctx->I += 2; @@ -2540,7 +2540,7 @@ parse_code_unit(slang_parse_ctx * C, slang_code_unit * unit, } static GLboolean -compile_binary(const byte * prod, slang_code_unit * unit, +compile_binary(const unsigned char * prod, slang_code_unit * unit, GLuint version, slang_unit_type type, slang_info_log * infolog, slang_code_unit * builtin, slang_code_unit * downlink, @@ -2573,16 +2573,20 @@ compile_binary(const byte * prod, slang_code_unit * unit, } static GLboolean -compile_with_grammar(grammar id, const char *source, slang_code_unit * unit, - slang_unit_type type, slang_info_log * infolog, - slang_code_unit * builtin, +compile_with_grammar(const char *source, + slang_code_unit *unit, + slang_unit_type type, + slang_info_log *infolog, + slang_code_unit *builtin, struct gl_shader *shader, const struct gl_extensions *extensions, - struct gl_sl_pragmas *pragmas) + struct gl_sl_pragmas *pragmas, + unsigned int shader_type, + unsigned int parsing_builtin) { struct sl_pp_context *context; struct sl_pp_token_info *tokens; - byte *prod; + unsigned char *prod; GLuint size; unsigned int version; unsigned int maxVersion; @@ -2718,17 +2722,17 @@ compile_with_grammar(grammar id, const char *source, slang_code_unit * unit, } /* Finally check the syntax and generate its binary representation. */ - result = grammar_fast_check(id, context, tokens, &prod, &size, 65536); + result = sl_cl_compile(context, tokens, shader_type, &prod, &size); sl_pp_context_destroy(context); free(tokens); - if (!result) { - char buf[1024]; - GLint pos; + if (result) { + /*char buf[1024]; + GLint pos;*/ - grammar_get_last_error((byte *) (buf), sizeof(buf), &pos); - slang_info_log_error(infolog, buf); + /*slang_info_log_error(infolog, buf);*/ + slang_info_log_error(infolog, "Syntax error."); /* syntax error (possibly in library code) */ #if 0 { @@ -2747,10 +2751,10 @@ compile_with_grammar(grammar id, const char *source, slang_code_unit * unit, if (!compile_binary(prod, unit, version, type, infolog, builtin, &builtin[SLANG_BUILTIN_TOTAL - 1], shader)) { - grammar_alloc_free(prod); + free(prod); return GL_FALSE; } - grammar_alloc_free(prod); + free(prod); return GL_TRUE; } @@ -2758,60 +2762,53 @@ LONGSTRING static const char *slang_shader_syn = #include "library/slang_shader_syn.h" ; -static const byte slang_core_gc[] = { +static const unsigned char slang_core_gc[] = { #include "library/slang_core_gc.h" }; -static const byte slang_120_core_gc[] = { +static const unsigned char slang_120_core_gc[] = { #include "library/slang_120_core_gc.h" }; -static const byte slang_120_fragment_gc[] = { +static const unsigned char slang_120_fragment_gc[] = { #include "library/slang_builtin_120_fragment_gc.h" }; -static const byte slang_common_builtin_gc[] = { +static const unsigned char slang_common_builtin_gc[] = { #include "library/slang_common_builtin_gc.h" }; -static const byte slang_fragment_builtin_gc[] = { +static const unsigned char slang_fragment_builtin_gc[] = { #include "library/slang_fragment_builtin_gc.h" }; -static const byte slang_vertex_builtin_gc[] = { +static const unsigned char slang_vertex_builtin_gc[] = { #include "library/slang_vertex_builtin_gc.h" }; static GLboolean -compile_object(grammar * id, const char *source, slang_code_object * object, - slang_unit_type type, slang_info_log * infolog, +compile_object(const char *source, + slang_code_object *object, + slang_unit_type type, + slang_info_log *infolog, struct gl_shader *shader, const struct gl_extensions *extensions, struct gl_sl_pragmas *pragmas) { slang_code_unit *builtins = NULL; GLuint base_version = 110; - - /* load GLSL 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(infolog, (const char *) (buf)); - return GL_FALSE; - } + unsigned int shader_type; + unsigned int parsing_builtin; /* 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); + if (type == SLANG_UNIT_FRAGMENT_SHADER || type == SLANG_UNIT_FRAGMENT_BUILTIN) { + shader_type = 1; + } else { + shader_type = 2; + } /* enable language extensions */ - grammar_set_reg8(*id, (const byte *) "parsing_builtin", 1); + parsing_builtin = 1; /* if parsing user-specified shader, load built-in library */ if (type == SLANG_UNIT_FRAGMENT_SHADER || type == SLANG_UNIT_VERTEX_SHADER) { @@ -2877,16 +2874,24 @@ compile_object(grammar * id, const char *source, slang_code_object * object, /* disable language extensions */ #if NEW_SLANG /* allow-built-ins */ - grammar_set_reg8(*id, (const byte *) "parsing_builtin", 1); + parsing_builtin = 1; #else - grammar_set_reg8(*id, (const byte *) "parsing_builtin", 0); + parsing_builtin = 0; #endif builtins = object->builtin; } /* compile the actual shader - pass-in built-in library for external shader */ - return compile_with_grammar(*id, source, &object->unit, type, infolog, - builtins, shader, extensions, pragmas); + return compile_with_grammar(source, + &object->unit, + type, + infolog, + builtins, + shader, + extensions, + pragmas, + shader_type, + parsing_builtin); } @@ -2895,9 +2900,6 @@ compile_shader(GLcontext *ctx, slang_code_object * object, slang_unit_type type, slang_info_log * infolog, struct gl_shader *shader) { - GLboolean success; - grammar id = 0; - #if 0 /* for debug */ _mesa_printf("********* COMPILE SHADER ***********\n"); _mesa_printf("%s\n", shader->Source); @@ -2909,14 +2911,13 @@ compile_shader(GLcontext *ctx, slang_code_object * object, _slang_code_object_dtr(object); _slang_code_object_ctr(object); - success = compile_object(&id, shader->Source, object, type, infolog, shader, - &ctx->Extensions, &shader->Pragmas); - if (id != 0) - grammar_destroy(id); - if (!success) - return GL_FALSE; - - return GL_TRUE; + return compile_object(shader->Source, + object, + type, + infolog, + shader, + &ctx->Extensions, + &shader->Pragmas); } -- 2.7.4