glsl/lexer: use the linear allocator

Tested-by: Edmondo Tommasina <edmondo.tommasina@gmail.com>
Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
This commit is contained in:
Marek Olšák
2016-10-07 17:37:04 +02:00
parent 47e1758692
commit 2296bb0967
3 changed files with 12 additions and 8 deletions

View File

@@ -80,8 +80,8 @@ static int classify_identifier(struct _mesa_glsl_parse_state *, const char *);
"illegal use of reserved word `%s'", yytext); \
return ERROR_TOK; \
} else { \
void *mem_ctx = yyextra; \
yylval->identifier = ralloc_strdup(mem_ctx, yytext); \
void *mem_ctx = yyextra->linalloc; \
yylval->identifier = linear_strdup(mem_ctx, yytext); \
return classify_identifier(yyextra, yytext); \
} \
} while (0)
@@ -245,8 +245,8 @@ HASH ^{SPC}#{SPC}
<PP>[ \t\r]* { }
<PP>: return COLON;
<PP>[_a-zA-Z][_a-zA-Z0-9]* {
void *mem_ctx = yyextra;
yylval->identifier = ralloc_strdup(mem_ctx, yytext);
void *mem_ctx = yyextra->linalloc;
yylval->identifier = linear_strdup(mem_ctx, yytext);
return IDENTIFIER;
}
<PP>[1-9][0-9]* {
@@ -429,8 +429,8 @@ layout {
|| yyextra->ARB_tessellation_shader_enable) {
return LAYOUT_TOK;
} else {
void *mem_ctx = yyextra;
yylval->identifier = ralloc_strdup(mem_ctx, yytext);
void *mem_ctx = yyextra->linalloc;
yylval->identifier = linear_strdup(mem_ctx, yytext);
return classify_identifier(yyextra, yytext);
}
}
@@ -590,13 +590,13 @@ subroutine KEYWORD_WITH_ALT(400, 300, 400, 0, yyextra->ARB_shader_subroutine_ena
[_a-zA-Z][_a-zA-Z0-9]* {
struct _mesa_glsl_parse_state *state = yyextra;
void *ctx = state;
void *ctx = state->linalloc;
if (state->es_shader && strlen(yytext) > 1024) {
_mesa_glsl_error(yylloc, state,
"Identifier `%s' exceeds 1024 characters",
yytext);
} else {
yylval->identifier = ralloc_strdup(ctx, yytext);
yylval->identifier = linear_strdup(ctx, yytext);
}
return classify_identifier(state, yytext);
}

View File

@@ -67,6 +67,8 @@ _mesa_glsl_parse_state::_mesa_glsl_parse_state(struct gl_context *_ctx,
this->translation_unit.make_empty();
this->symbols = new(mem_ctx) glsl_symbol_table;
this->linalloc = linear_alloc_parent(this, 0);
this->info_log = ralloc_strdup(mem_ctx, "");
this->error = false;
this->loop_nesting_ast = NULL;

View File

@@ -333,6 +333,8 @@ struct _mesa_glsl_parse_state {
exec_list translation_unit;
glsl_symbol_table *symbols;
void *linalloc;
unsigned num_supported_versions;
struct {
unsigned ver;