Sweden-Number/dlls/d3dcompiler_43/hlsl.y

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/*
* HLSL parser
*
* Copyright 2008 Stefan Dösinger
* Copyright 2012 Matteo Bruni for CodeWeavers
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
%{
#include "config.h"
#include "wine/debug.h"
#include <stdio.h>
#include "d3dcompiler_private.h"
WINE_DEFAULT_DEBUG_CHANNEL(hlsl_parser);
int hlsl_lex(void);
struct hlsl_parse_ctx hlsl_ctx;
void hlsl_message(const char *fmt, ...)
{
va_list args;
va_start(args, fmt);
compilation_message(&hlsl_ctx.messages, fmt, args);
va_end(args);
}
static void hlsl_error(const char *s)
{
hlsl_message("Line %u: %s\n", hlsl_ctx.line_no, s);
set_parse_status(&hlsl_ctx.status, PARSE_ERR);
}
static void debug_dump_decl(struct hlsl_type *type, DWORD modifiers, const char *declname, unsigned int line_no)
{
TRACE("Line %u: ", line_no);
if (modifiers)
TRACE("%s ", debug_modifiers(modifiers));
TRACE("%s %s;\n", debug_hlsl_type(type), declname);
}
static BOOL declare_variable(struct hlsl_ir_var *decl, BOOL local)
{
BOOL ret;
TRACE("Declaring variable %s.\n", decl->name);
if (decl->node.data_type->type == HLSL_CLASS_MATRIX)
{
if (!(decl->modifiers & (HLSL_MODIFIER_ROW_MAJOR | HLSL_MODIFIER_COLUMN_MAJOR)))
{
decl->modifiers |= hlsl_ctx.matrix_majority == HLSL_ROW_MAJOR
? HLSL_MODIFIER_ROW_MAJOR : HLSL_MODIFIER_COLUMN_MAJOR;
}
}
if (local)
{
DWORD invalid = decl->modifiers & (HLSL_STORAGE_EXTERN | HLSL_STORAGE_SHARED
| HLSL_STORAGE_GROUPSHARED | HLSL_STORAGE_UNIFORM);
if (invalid)
{
hlsl_message("Line %u: modifier '%s' invalid for local variables.\n",
hlsl_ctx.line_no, debug_modifiers(invalid));
set_parse_status(&hlsl_ctx.status, PARSE_ERR);
}
}
ret = add_declaration(hlsl_ctx.cur_scope, decl, local);
if (ret == FALSE)
{
struct hlsl_ir_var *old = get_variable(hlsl_ctx.cur_scope, decl->name);
hlsl_message("Line %u: \"%s\" already declared.\n", hlsl_ctx.line_no, decl->name);
hlsl_message("Line %u: \"%s\" was previously declared here.\n", old->node.line, decl->name);
set_parse_status(&hlsl_ctx.status, PARSE_ERR);
return FALSE;
}
return TRUE;
}
static DWORD add_modifier(DWORD modifiers, DWORD mod)
{
if (modifiers & mod)
{
hlsl_message("Line %u: modifier '%s' already specified.\n",
hlsl_ctx.line_no, debug_modifiers(mod));
set_parse_status(&hlsl_ctx.status, PARSE_ERR);
return modifiers;
}
if (mod & (HLSL_MODIFIER_ROW_MAJOR | HLSL_MODIFIER_COLUMN_MAJOR)
&& modifiers & (HLSL_MODIFIER_ROW_MAJOR | HLSL_MODIFIER_COLUMN_MAJOR))
{
hlsl_message("Line %u: more than one matrix majority keyword.\n",
hlsl_ctx.line_no);
set_parse_status(&hlsl_ctx.status, PARSE_ERR);
return modifiers;
}
return modifiers | mod;
}
static unsigned int components_count_expr_list(struct list *list)
{
struct hlsl_ir_node *node;
unsigned int count = 0;
LIST_FOR_EACH_ENTRY(node, list, struct hlsl_ir_node, entry)
{
count += components_count_type(node->data_type);
}
return count;
}
%}
%error-verbose
%union
{
struct hlsl_type *type;
INT intval;
FLOAT floatval;
BOOL boolval;
char *name;
DWORD modifiers;
struct hlsl_ir_var *var;
struct hlsl_ir_node *instr;
struct list *list;
struct hlsl_ir_function_decl *function;
struct parse_parameter parameter;
struct parse_variable_def *variable_def;
}
%token KW_BLENDSTATE
%token KW_BREAK
%token KW_BUFFER
%token KW_CBUFFER
%token KW_COLUMN_MAJOR
%token KW_COMPILE
%token KW_CONST
%token KW_CONTINUE
%token KW_DEPTHSTENCILSTATE
%token KW_DEPTHSTENCILVIEW
%token KW_DISCARD
%token KW_DO
%token KW_DOUBLE
%token KW_ELSE
%token KW_EXTERN
%token KW_FALSE
%token KW_FOR
%token KW_GEOMETRYSHADER
%token KW_GROUPSHARED
%token KW_IF
%token KW_IN
%token KW_INLINE
%token KW_INOUT
%token KW_MATRIX
%token KW_NAMESPACE
%token KW_NOINTERPOLATION
%token KW_OUT
%token KW_PASS
%token KW_PIXELSHADER
%token KW_PRECISE
%token KW_RASTERIZERSTATE
%token KW_RENDERTARGETVIEW
%token KW_RETURN
%token KW_REGISTER
%token KW_ROW_MAJOR
%token KW_SAMPLER
%token KW_SAMPLER1D
%token KW_SAMPLER2D
%token KW_SAMPLER3D
%token KW_SAMPLERCUBE
%token KW_SAMPLER_STATE
%token KW_SAMPLERCOMPARISONSTATE
%token KW_SHARED
%token KW_STATEBLOCK
%token KW_STATEBLOCK_STATE
%token KW_STATIC
%token KW_STRING
%token KW_STRUCT
%token KW_SWITCH
%token KW_TBUFFER
%token KW_TECHNIQUE
%token KW_TECHNIQUE10
%token KW_TEXTURE
%token KW_TEXTURE1D
%token KW_TEXTURE1DARRAY
%token KW_TEXTURE2D
%token KW_TEXTURE2DARRAY
%token KW_TEXTURE2DMS
%token KW_TEXTURE2DMSARRAY
%token KW_TEXTURE3D
%token KW_TEXTURE3DARRAY
%token KW_TEXTURECUBE
%token KW_TRUE
%token KW_TYPEDEF
%token KW_UNIFORM
%token KW_VECTOR
%token KW_VERTEXSHADER
%token KW_VOID
%token KW_VOLATILE
%token KW_WHILE
%token OP_INC
%token OP_DEC
%token OP_AND
%token OP_OR
%token OP_EQ
%token OP_LEFTSHIFT
%token OP_LEFTSHIFTASSIGN
%token OP_RIGHTSHIFT
%token OP_RIGHTSHIFTASSIGN
%token OP_ELLIPSIS
%token OP_LE
%token OP_GE
%token OP_NE
%token OP_ADDASSIGN
%token OP_SUBASSIGN
%token OP_MULASSIGN
%token OP_DIVASSIGN
%token OP_MODASSIGN
%token OP_ANDASSIGN
%token OP_ORASSIGN
%token OP_XORASSIGN
%token OP_UNKNOWN1
%token OP_UNKNOWN2
%token OP_UNKNOWN3
%token OP_UNKNOWN4
%token <intval> PRE_LINE
%token <name> VAR_IDENTIFIER TYPE_IDENTIFIER NEW_IDENTIFIER
%type <name> any_identifier var_identifier
%token <name> STRING
%token <floatval> C_FLOAT
%token <intval> C_INTEGER
%type <boolval> boolean
%type <type> base_type
%type <type> type
%type <list> complex_initializer
%type <list> initializer_expr_list
%type <instr> initializer_expr
%type <modifiers> var_modifiers
%type <list> parameters
%type <list> param_list
%type <instr> expr
%type <var> variable
%type <intval> array
%type <list> statement
%type <list> statement_list
%type <list> compound_statement
%type <function> func_declaration
%type <function> func_prototype
%type <parameter> parameter
%type <name> semantic
%type <variable_def> variable_def
%type <list> variables_def
%type <instr> primary_expr
%type <instr> postfix_expr
%type <instr> unary_expr
%type <instr> mul_expr
%type <instr> add_expr
%type <instr> shift_expr
%type <instr> relational_expr
%type <instr> equality_expr
%type <instr> bitand_expr
%type <instr> bitxor_expr
%type <instr> bitor_expr
%type <instr> logicand_expr
%type <instr> logicor_expr
%type <instr> conditional_expr
%type <instr> assignment_expr
%type <list> expr_statement
%type <modifiers> input_mod
%%
hlsl_prog: /* empty */
{
}
| hlsl_prog func_declaration
{
FIXME("Check that the function doesn't conflict with an already declared one.\n");
list_add_tail(&hlsl_ctx.functions, &$2->node.entry);
}
| hlsl_prog declaration_statement
{
TRACE("Declaration statement parsed.\n");
}
| hlsl_prog preproc_directive
{
}
preproc_directive: PRE_LINE STRING
{
TRACE("Updating line information to file %s, line %u\n", debugstr_a($2), $1);
hlsl_ctx.line_no = $1 - 1;
d3dcompiler_free(hlsl_ctx.source_file);
hlsl_ctx.source_file = $2;
}
any_identifier: VAR_IDENTIFIER
| TYPE_IDENTIFIER
| NEW_IDENTIFIER
func_declaration: func_prototype compound_statement
{
TRACE("Function %s parsed.\n", $1->name);
$$ = $1;
$$->body = $2;
pop_scope(&hlsl_ctx);
}
| func_prototype ';'
{
TRACE("Function prototype for %s.\n", $1->name);
$$ = $1;
pop_scope(&hlsl_ctx);
}
func_prototype: var_modifiers type var_identifier '(' parameters ')' semantic
{
$$ = new_func_decl($3, $2, $5);
if (!$$)
{
ERR("Out of memory.\n");
return -1;
}
$$->semantic = $7;
}
compound_statement: '{' '}'
{
$$ = d3dcompiler_alloc(sizeof(*$$));
list_init($$);
}
| '{' scope_start statement_list '}'
{
pop_scope(&hlsl_ctx);
$$ = $3;
}
scope_start: /* Empty */
{
push_scope(&hlsl_ctx);
}
var_identifier: VAR_IDENTIFIER
| NEW_IDENTIFIER
semantic: /* Empty */
{
$$ = NULL;
}
| ':' any_identifier
{
$$ = $2;
}
parameters: scope_start
{
$$ = d3dcompiler_alloc(sizeof(*$$));
list_init($$);
}
| scope_start param_list
{
$$ = $2;
}
param_list: parameter
{
$$ = d3dcompiler_alloc(sizeof(*$$));
list_init($$);
if (!add_func_parameter($$, &$1, hlsl_ctx.line_no))
{
ERR("Error adding function parameter %s.\n", $1.name);
set_parse_status(&hlsl_ctx.status, PARSE_ERR);
return -1;
}
}
| param_list ',' parameter
{
$$ = $1;
if (!add_func_parameter($$, &$3, hlsl_ctx.line_no))
{
hlsl_message("Line %u: duplicate parameter %s.\n",
hlsl_ctx.line_no, $3.name);
set_parse_status(&hlsl_ctx.status, PARSE_ERR);
return 1;
}
}
parameter: input_mod var_modifiers type any_identifier semantic
{
$$.modifiers = $1;
$$.modifiers |= $2;
$$.type = $3;
$$.name = $4;
$$.semantic = $5;
}
input_mod: /* Empty */
{
$$ = HLSL_MODIFIER_IN;
}
| KW_IN
{
$$ = HLSL_MODIFIER_IN;
}
| KW_OUT
{
$$ = HLSL_MODIFIER_OUT;
}
| KW_INOUT
{
$$ = HLSL_MODIFIER_IN | HLSL_MODIFIER_OUT;
}
type: base_type
{
$$ = $1;
}
| KW_VECTOR '<' base_type ',' C_INTEGER '>'
{
if ($3->type != HLSL_CLASS_SCALAR)
{
hlsl_message("Line %u: vectors of non-scalar types are not allowed.\n",
hlsl_ctx.line_no);
set_parse_status(&hlsl_ctx.status, PARSE_ERR);
return 1;
}
if ($5 < 1 || $5 > 4)
{
hlsl_message("Line %u: vector size must be between 1 and 4.\n",
hlsl_ctx.line_no);
set_parse_status(&hlsl_ctx.status, PARSE_ERR);
return 1;
}
$$ = new_hlsl_type(NULL, HLSL_CLASS_VECTOR, $3->base_type, $5, 1);
}
| KW_MATRIX '<' base_type ',' C_INTEGER ',' C_INTEGER '>'
{
if ($3->type != HLSL_CLASS_SCALAR)
{
hlsl_message("Line %u: matrices of non-scalar types are not allowed.\n",
hlsl_ctx.line_no);
set_parse_status(&hlsl_ctx.status, PARSE_ERR);
return 1;
}
if ($5 < 1 || $5 > 4 || $7 < 1 || $7 > 4)
{
hlsl_message("Line %u: matrix dimensions must be between 1 and 4.\n",
hlsl_ctx.line_no);
set_parse_status(&hlsl_ctx.status, PARSE_ERR);
return 1;
}
$$ = new_hlsl_type(NULL, HLSL_CLASS_MATRIX, $3->base_type, $5, $7);
}
base_type: KW_VOID
{
$$ = new_hlsl_type("void", HLSL_CLASS_SCALAR, HLSL_TYPE_VOID, 1, 1);
}
| KW_SAMPLER
{
$$ = new_hlsl_type("sampler", HLSL_CLASS_OBJECT, HLSL_TYPE_SAMPLER, 1, 1);
$$->sampler_dim = HLSL_SAMPLER_DIM_GENERIC;
}
| KW_SAMPLER1D
{
$$ = new_hlsl_type("sampler1D", HLSL_CLASS_OBJECT, HLSL_TYPE_SAMPLER, 1, 1);
$$->sampler_dim = HLSL_SAMPLER_DIM_1D;
}
| KW_SAMPLER2D
{
$$ = new_hlsl_type("sampler2D", HLSL_CLASS_OBJECT, HLSL_TYPE_SAMPLER, 1, 1);
$$->sampler_dim = HLSL_SAMPLER_DIM_2D;
}
| KW_SAMPLER3D
{
$$ = new_hlsl_type("sampler3D", HLSL_CLASS_OBJECT, HLSL_TYPE_SAMPLER, 1, 1);
$$->sampler_dim = HLSL_SAMPLER_DIM_3D;
}
| KW_SAMPLERCUBE
{
$$ = new_hlsl_type("samplerCUBE", HLSL_CLASS_OBJECT, HLSL_TYPE_SAMPLER, 1, 1);
$$->sampler_dim = HLSL_SAMPLER_DIM_CUBE;
}
| TYPE_IDENTIFIER
{
struct hlsl_type *type;
TRACE("Type %s.\n", $1);
type = get_type(hlsl_ctx.cur_scope, $1, TRUE);
$$ = type;
d3dcompiler_free($1);
}
| KW_STRUCT TYPE_IDENTIFIER
{
struct hlsl_type *type;
TRACE("Struct type %s.\n", $2);
type = get_type(hlsl_ctx.cur_scope, $2, TRUE);
if (type->type != HLSL_CLASS_STRUCT)
{
hlsl_message("Line %u: redefining %s as a structure.\n",
hlsl_ctx.line_no, $2);
set_parse_status(&hlsl_ctx.status, PARSE_ERR);
}
else
{
$$ = type;
}
d3dcompiler_free($2);
}
declaration_statement: declaration
{
}
declaration: var_modifiers type variables_def ';'
{
struct parse_variable_def *v, *v_next;
struct hlsl_ir_var *var;
BOOL ret, local = TRUE;
LIST_FOR_EACH_ENTRY_SAFE(v, v_next, $3, struct parse_variable_def, entry)
{
debug_dump_decl($2, $1, v->name, hlsl_ctx.line_no);
var = d3dcompiler_alloc(sizeof(*var));
var->node.type = HLSL_IR_VAR;
if (v->array_size)
var->node.data_type = new_array_type($2, v->array_size);
else
var->node.data_type = $2;
var->name = v->name;
var->modifiers = $1;
var->semantic = v->semantic;
var->node.line = hlsl_ctx.line_no;
if (v->initializer)
{
FIXME("Variable with an initializer.\n");
free_instr_list(v->initializer);
}
if (hlsl_ctx.cur_scope == hlsl_ctx.globals)
{
var->modifiers |= HLSL_STORAGE_UNIFORM;
local = FALSE;
}
ret = declare_variable(var, local);
if (ret == FALSE)
free_declaration(var);
else
TRACE("Declared variable %s.\n", var->name);
d3dcompiler_free(v);
}
d3dcompiler_free($3);
}
variables_def: variable_def
{
$$ = d3dcompiler_alloc(sizeof(*$$));
list_init($$);
list_add_head($$, &$1->entry);
}
| variables_def ',' variable_def
{
$$ = $1;
list_add_tail($$, &$3->entry);
}
/* FIXME: Local variables can't have semantics. */
variable_def: any_identifier array semantic
{
$$ = d3dcompiler_alloc(sizeof(*$$));
$$->name = $1;
$$->array_size = $2;
$$->semantic = $3;
}
| any_identifier array semantic '=' complex_initializer
{
TRACE("Declaration with initializer.\n");
$$ = d3dcompiler_alloc(sizeof(*$$));
$$->name = $1;
$$->array_size = $2;
$$->semantic = $3;
$$->initializer = $5;
}
array: /* Empty */
{
$$ = 0;
}
| '[' expr ']'
{
FIXME("Array.\n");
$$ = 0;
free_instr($2);
}
var_modifiers: /* Empty */
{
$$ = 0;
}
| KW_EXTERN var_modifiers
{
$$ = add_modifier($2, HLSL_STORAGE_EXTERN);
}
| KW_NOINTERPOLATION var_modifiers
{
$$ = add_modifier($2, HLSL_STORAGE_NOINTERPOLATION);
}
| KW_PRECISE var_modifiers
{
$$ = add_modifier($2, HLSL_MODIFIER_PRECISE);
}
| KW_SHARED var_modifiers
{
$$ = add_modifier($2, HLSL_STORAGE_SHARED);
}
| KW_GROUPSHARED var_modifiers
{
$$ = add_modifier($2, HLSL_STORAGE_GROUPSHARED);
}
| KW_STATIC var_modifiers
{
$$ = add_modifier($2, HLSL_STORAGE_STATIC);
}
| KW_UNIFORM var_modifiers
{
$$ = add_modifier($2, HLSL_STORAGE_UNIFORM);
}
| KW_VOLATILE var_modifiers
{
$$ = add_modifier($2, HLSL_STORAGE_VOLATILE);
}
| KW_CONST var_modifiers
{
$$ = add_modifier($2, HLSL_MODIFIER_CONST);
}
| KW_ROW_MAJOR var_modifiers
{
$$ = add_modifier($2, HLSL_MODIFIER_ROW_MAJOR);
}
| KW_COLUMN_MAJOR var_modifiers
{
$$ = add_modifier($2, HLSL_MODIFIER_COLUMN_MAJOR);
}
complex_initializer: initializer_expr
{
$$ = d3dcompiler_alloc(sizeof(*$$));
list_init($$);
list_add_head($$, &$1->entry);
}
| '{' initializer_expr_list '}'
{
$$ = $2;
}
initializer_expr: assignment_expr
{
$$ = $1;
}
initializer_expr_list: initializer_expr
{
$$ = d3dcompiler_alloc(sizeof(*$$));
list_init($$);
list_add_head($$, &$1->entry);
}
| initializer_expr_list ',' initializer_expr
{
$$ = $1;
list_add_tail($$, &$3->entry);
}
boolean: KW_TRUE
{
$$ = TRUE;
}
| KW_FALSE
{
$$ = FALSE;
}
statement_list: statement
{
$$ = $1;
}
| statement_list statement
{
$$ = $1;
list_move_tail($$, $2);
d3dcompiler_free($2);
}
statement: declaration_statement
{
$$ = d3dcompiler_alloc(sizeof(*$$));
list_init($$);
}
| expr_statement
{
$$ = $1;
}
| compound_statement
{
$$ = $1;
}
expr_statement: ';'
{
$$ = d3dcompiler_alloc(sizeof(*$$));
list_init($$);
}
| expr ';'
{
$$ = d3dcompiler_alloc(sizeof(*$$));
list_init($$);
if ($1)
list_add_head($$, &$1->entry);
}
primary_expr: C_FLOAT
{
struct hlsl_ir_constant *c = d3dcompiler_alloc(sizeof(*c));
if (!c)
{
ERR("Out of memory.\n");
return -1;
}
c->node.type = HLSL_IR_CONSTANT;
c->node.data_type = new_hlsl_type("float", HLSL_CLASS_SCALAR, HLSL_TYPE_FLOAT, 1, 1);
c->v.value.f[0] = $1;
$$ = &c->node;
}
| C_INTEGER
{
struct hlsl_ir_constant *c = d3dcompiler_alloc(sizeof(*c));
if (!c)
{
ERR("Out of memory.\n");
return -1;
}
c->node.type = HLSL_IR_CONSTANT;
c->node.data_type = new_hlsl_type("int", HLSL_CLASS_SCALAR, HLSL_TYPE_INT, 1, 1);
c->v.value.i[0] = $1;
$$ = &c->node;
}
| boolean
{
struct hlsl_ir_constant *c = d3dcompiler_alloc(sizeof(*c));
if (!c)
{
ERR("Out of memory.\n");
return -1;
}
c->node.type = HLSL_IR_CONSTANT;
c->node.data_type = new_hlsl_type("bool", HLSL_CLASS_SCALAR, HLSL_TYPE_BOOL, 1, 1);
c->v.value.b[0] = $1;
$$ = &c->node;
}
| variable
{
struct hlsl_ir_deref *deref = new_var_deref($1);
$$ = deref ? &deref->node : NULL;
}
| '(' expr ')'
{
$$ = $2;
}
variable: VAR_IDENTIFIER
{
struct hlsl_ir_var *var;
var = get_variable(hlsl_ctx.cur_scope, $1);
if (!var)
{
hlsl_message("Line %d: variable '%s' not declared\n",
hlsl_ctx.line_no, $1);
set_parse_status(&hlsl_ctx.status, PARSE_ERR);
return 1;
}
$$ = var;
}
postfix_expr: primary_expr
{
$$ = $1;
}
/* "var_modifiers" doesn't make sense in this case, but it's needed
in the grammar to avoid shift/reduce conflicts. */
| var_modifiers type '(' initializer_expr_list ')'
{
struct hlsl_ir_constructor *constructor;
TRACE("%s constructor.\n", debug_hlsl_type($2));
if ($1)
{
hlsl_message("Line %u: unexpected modifier in a constructor.\n",
hlsl_ctx.line_no);
set_parse_status(&hlsl_ctx.status, PARSE_ERR);
return -1;
}
if ($2->type > HLSL_CLASS_LAST_NUMERIC)
{
hlsl_message("Line %u: constructors are allowed only for numeric data types.\n",
hlsl_ctx.line_no);
set_parse_status(&hlsl_ctx.status, PARSE_ERR);
return -1;
}
if ($2->dimx * $2->dimy != components_count_expr_list($4))
{
hlsl_message("Line %u: wrong number of components in constructor.\n",
hlsl_ctx.line_no);
set_parse_status(&hlsl_ctx.status, PARSE_ERR);
return -1;
}
constructor = d3dcompiler_alloc(sizeof(*constructor));
constructor->node.type = HLSL_IR_CONSTRUCTOR;
constructor->node.data_type = $2;
constructor->arguments = $4;
$$ = &constructor->node;
}
unary_expr: postfix_expr
{
$$ = $1;
}
mul_expr: unary_expr
{
$$ = $1;
}
add_expr: mul_expr
{
$$ = $1;
}
shift_expr: add_expr
{
$$ = $1;
}
relational_expr: shift_expr
{
$$ = $1;
}
equality_expr: relational_expr
{
$$ = $1;
}
bitand_expr: equality_expr
{
$$ = $1;
}
bitxor_expr: bitand_expr
{
$$ = $1;
}
bitor_expr: bitxor_expr
{
$$ = $1;
}
logicand_expr: bitor_expr
{
$$ = $1;
}
logicor_expr: logicand_expr
{
$$ = $1;
}
conditional_expr: logicor_expr
{
$$ = $1;
}
assignment_expr: conditional_expr
{
$$ = $1;
}
expr: assignment_expr
{
$$ = $1;
}
| expr ',' assignment_expr
{
FIXME("Comma expression\n");
}
%%
struct bwriter_shader *parse_hlsl(enum shader_type type, DWORD version, const char *entrypoint, char **messages)
{
struct hlsl_ir_function_decl *function;
struct hlsl_scope *scope, *next_scope;
struct hlsl_type *hlsl_type, *next_type;
struct hlsl_ir_var *var, *next_var;
hlsl_ctx.line_no = 1;
hlsl_ctx.source_file = d3dcompiler_strdup("");
hlsl_ctx.cur_scope = NULL;
hlsl_ctx.matrix_majority = HLSL_COLUMN_MAJOR;
list_init(&hlsl_ctx.scopes);
list_init(&hlsl_ctx.types);
list_init(&hlsl_ctx.functions);
push_scope(&hlsl_ctx);
hlsl_ctx.globals = hlsl_ctx.cur_scope;
hlsl_parse();
if (TRACE_ON(hlsl_parser))
{
struct hlsl_ir_function_decl *func;
TRACE("IR dump.\n");
LIST_FOR_EACH_ENTRY(func, &hlsl_ctx.functions, struct hlsl_ir_function_decl, node.entry)
{
if (func->body)
debug_dump_ir_function(func);
}
}
d3dcompiler_free(hlsl_ctx.source_file);
TRACE("Freeing functions IR.\n");
LIST_FOR_EACH_ENTRY(function, &hlsl_ctx.functions, struct hlsl_ir_function_decl, node.entry)
free_function(function);
TRACE("Freeing variables.\n");
LIST_FOR_EACH_ENTRY_SAFE(scope, next_scope, &hlsl_ctx.scopes, struct hlsl_scope, entry)
{
LIST_FOR_EACH_ENTRY_SAFE(var, next_var, &scope->vars, struct hlsl_ir_var, scope_entry)
{
free_declaration(var);
}
d3dcompiler_free(scope);
}
TRACE("Freeing types.\n");
LIST_FOR_EACH_ENTRY_SAFE(hlsl_type, next_type, &hlsl_ctx.types, struct hlsl_type, entry)
{
free_hlsl_type(hlsl_type);
}
return NULL;
}