slang_codegen.c File Reference

#include "main/imports.h"
#include "main/macros.h"
#include "main/mtypes.h"
#include "shader/program.h"
#include "shader/prog_instruction.h"
#include "shader/prog_parameter.h"
#include "shader/prog_print.h"
#include "shader/prog_statevars.h"
#include "slang_typeinfo.h"
#include "slang_codegen.h"
#include "slang_compile.h"
#include "slang_label.h"
#include "slang_mem.h"
#include "slang_simplify.h"
#include "slang_emit.h"
#include "slang_vartable.h"
#include "slang_ir.h"
#include "slang_print.h"

Go to the source code of this file.

Data Structures
struct	slang_asm_info
Defines
#define	SWIZZLE_ZWWW   MAKE_SWIZZLE4(SWIZZLE_Z, SWIZZLE_W, SWIZZLE_W, SWIZZLE_W)
Functions
static slang_ir_node *	_slang_gen_operation (slang_assemble_ctx *A, slang_operation *oper)
static GLboolean	typeof_operation (const struct slang_assemble_ctx_ *A, slang_operation *op, slang_typeinfo *ti)
static GLboolean	is_sampler_type (const slang_fully_specified_type *t)
static GLint	_slang_field_offset (const slang_type_specifier *spec, slang_atom field)
GLuint	_slang_sizeof_type_specifier (const slang_type_specifier *spec)
static GLint	_slang_array_length (const slang_variable *var)
static GLint	_slang_array_size (GLint elemSize, GLint arrayLen)
static void	_slang_attach_storage (slang_ir_node *n, slang_variable *var)
static GLint	sampler_to_texture_index (const slang_type_specifier_type type)
static GLint	_slang_input_index (const char *name, GLenum target, GLuint *swizzleOut)
static GLint	_slang_output_index (const char *name, GLenum target)
static slang_ir_node *	new_node3 (slang_ir_opcode op, slang_ir_node *c0, slang_ir_node *c1, slang_ir_node *c2)
static slang_ir_node *	new_node2 (slang_ir_opcode op, slang_ir_node *c0, slang_ir_node *c1)
static slang_ir_node *	new_node1 (slang_ir_opcode op, slang_ir_node *c0)
static slang_ir_node *	new_node0 (slang_ir_opcode op)
static slang_ir_node *	new_seq (slang_ir_node *left, slang_ir_node *right)
static slang_ir_node *	new_label (slang_label *label)
static slang_ir_node *	new_float_literal (const float v[4], GLuint size)
static slang_ir_node *	new_not (slang_ir_node *n)
static slang_ir_node *	new_function_call (slang_ir_node *code, slang_label *name)
static slang_ir_node *	new_return (slang_label *dest)
static slang_ir_node *	new_loop (slang_ir_node *body)
static slang_ir_node *	new_break (slang_ir_node *loopNode)
static slang_ir_node *	new_break_if_true (slang_ir_node *loopNode, slang_ir_node *cond)
static slang_ir_node *	new_cont_if_true (slang_ir_node *loopNode, slang_ir_node *cond)
static slang_ir_node *	new_cond (slang_ir_node *n)
static slang_ir_node *	new_if (slang_ir_node *cond, slang_ir_node *ifPart, slang_ir_node *elsePart)
static slang_ir_node *	new_var (slang_assemble_ctx *A, slang_variable *var)
static GLboolean	slang_is_asm_function (const slang_function *fun)
static GLboolean	_slang_is_noop (const slang_operation *oper)
static slang_operation *	_slang_find_node_type (slang_operation *oper, slang_operation_type type)
static GLuint	_slang_count_node_type (slang_operation *oper, slang_operation_type type)
static GLboolean	_slang_is_tail_return (const slang_operation *oper)
static void	slang_resolve_variable (slang_operation *oper)
static void	slang_substitute (slang_assemble_ctx *A, slang_operation *oper, GLuint substCount, slang_variable **substOld, slang_operation **substNew, GLboolean isLHS)
static slang_operation *	slang_inline_asm_function (slang_assemble_ctx *A, slang_function *fun, slang_operation *oper)
static slang_operation *	slang_inline_function_call (slang_assemble_ctx *A, slang_function *fun, slang_operation *oper, slang_operation *returnOper)
static slang_ir_node *	_slang_gen_function_call (slang_assemble_ctx *A, slang_function *fun, slang_operation *oper, slang_operation *dest)
static slang_asm_info *	slang_find_asm_info (const char *name)
static GLboolean	_slang_simple_writemask (GLuint writemask, GLuint swizzle)
static GLboolean	swizzle_to_writemask (slang_assemble_ctx *A, GLuint swizzle, GLuint *writemaskOut, GLuint *swizzleOut)
static slang_ir_node *	_slang_gen_asm (slang_assemble_ctx *A, slang_operation *oper, slang_operation *dest)
static slang_function *	_slang_find_function_by_argc (slang_function_scope *scope, const char *name, int numArgs)
static slang_function *	_slang_find_function_by_max_argc (slang_function_scope *scope, const char *name)
static slang_function *	_slang_make_struct_constructor (slang_assemble_ctx *A, slang_struct *str)
static slang_function *	_slang_locate_struct_constructor (slang_assemble_ctx *A, const char *name)
static slang_function *	_slang_make_array_constructor (slang_assemble_ctx *A, slang_operation *oper)
static GLboolean	_slang_is_vec_mat_type (const char *name)
static slang_ir_node *	_slang_gen_function_call_name (slang_assemble_ctx *A, const char *name, slang_operation *oper, slang_operation *dest)
static slang_ir_node *	_slang_gen_method_call (slang_assemble_ctx *A, slang_operation *oper)
static GLboolean	_slang_is_constant_cond (const slang_operation *oper, GLboolean *value)
static GLboolean	_slang_is_scalar_or_boolean (slang_assemble_ctx *A, slang_operation *oper)
static GLboolean	_slang_is_boolean (slang_assemble_ctx *A, slang_operation *oper)
static slang_ir_node *	_slang_gen_while (slang_assemble_ctx *A, const slang_operation *oper)
static slang_ir_node *	_slang_gen_do (slang_assemble_ctx *A, const slang_operation *oper)
static GLuint	sizeof_operation (const slang_operation *oper)
static GLboolean	_slang_can_unroll_for_loop (slang_assemble_ctx *A, const slang_operation *oper)
static slang_ir_node *	_slang_unroll_for_loop (slang_assemble_ctx *A, const slang_operation *oper)
static slang_ir_node *	_slang_gen_for (slang_assemble_ctx *A, const slang_operation *oper)
static slang_ir_node *	_slang_gen_continue (slang_assemble_ctx *A, const slang_operation *oper)
static GLboolean	is_operation_type (const slang_operation *oper, slang_operation_type type)
static slang_ir_node *	_slang_gen_if (slang_assemble_ctx *A, const slang_operation *oper)
static slang_ir_node *	_slang_gen_not (slang_assemble_ctx *A, const slang_operation *oper)
static slang_ir_node *	_slang_gen_xor (slang_assemble_ctx *A, const slang_operation *oper)
static slang_ir_node *	_slang_gen_temporary (GLint size)
static GLboolean	make_constant_array (slang_assemble_ctx *A, slang_variable *var, slang_operation *initializer)
static slang_ir_node *	_slang_gen_var_decl (slang_assemble_ctx *A, slang_variable *var, slang_operation *initializer)
static slang_ir_node *	_slang_gen_select (slang_assemble_ctx *A, slang_operation *oper)
static slang_ir_node *	_slang_gen_logical_and (slang_assemble_ctx *A, slang_operation *oper)
static slang_ir_node *	_slang_gen_logical_or (slang_assemble_ctx *A, slang_operation *oper)
static slang_ir_node *	_slang_gen_return (slang_assemble_ctx *A, slang_operation *oper)
static GLboolean	_slang_assignment_compatible (slang_assemble_ctx *A, slang_operation *op0, slang_operation *op1)
static slang_ir_node *	_slang_gen_declaration (slang_assemble_ctx *A, slang_operation *oper)
static slang_ir_node *	_slang_gen_variable (slang_assemble_ctx *A, slang_operation *oper)
static GLuint	swizzle_size (GLuint swizzle)
static slang_ir_node *	_slang_gen_swizzle (slang_ir_node *child, GLuint swizzle)
static GLboolean	is_store_writable (const slang_assemble_ctx *A, const slang_ir_storage *store)
static GLuint	root_swizzle (const slang_ir_storage *st)
static slang_ir_node *	_slang_gen_assignment (slang_assemble_ctx *A, slang_operation *oper)
static slang_ir_node *	_slang_gen_struct_field (slang_assemble_ctx *A, slang_operation *oper)
static slang_ir_node *	_slang_gen_array_element (slang_assemble_ctx *A, slang_operation *oper)
static slang_ir_node *	_slang_gen_compare (slang_assemble_ctx *A, slang_operation *oper, slang_ir_opcode opcode)
static GLboolean	is_rect_sampler_spec (const slang_type_specifier *spec)
GLboolean	_slang_codegen_global_variable (slang_assemble_ctx *A, slang_variable *var, slang_unit_type type)
GLboolean	_slang_codegen_function (slang_assemble_ctx *A, slang_function *fun)
Variables
const GLuint	MAX_FOR_LOOP_UNROLL_ITERATIONS = 32
const GLuint	MAX_FOR_LOOP_UNROLL_BODY_SIZE = 50
const GLuint	MAX_FOR_LOOP_UNROLL_COMPLEXITY = 256
static slang_asm_info	AsmInfo []

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Detailed Description

Generate IR tree from AST.

Author:

Brian Paul

Definition in file slang_codegen.c.