#include "brw_program.h"
#ifdef __cplusplus
+#include "brw_ir_vec4.h"
+
extern "C" {
#endif
GLuint last_scratch; /**< measured in 32-byte (register size) units */
};
-
-struct brw_vec4_prog_key {
- GLuint program_string_id;
-
- /**
- * True if at least one clip flag is enabled, regardless of whether the
- * shader uses clip planes or gl_ClipDistance.
- */
- GLuint userclip_active:1;
-
- /**
- * How many user clipping planes are being uploaded to the vertex shader as
- * push constants.
- */
- GLuint nr_userclip_plane_consts:4;
-
- GLuint clamp_vertex_color:1;
-
- struct brw_sampler_prog_key_data tex;
-};
-
-
#ifdef __cplusplus
extern "C" {
#endif
void
-brw_vec4_setup_prog_key_for_precompile(struct gl_context *ctx,
- struct brw_vec4_prog_key *key,
- GLuint id, struct gl_program *prog);
+brw_vue_setup_prog_key_for_precompile(struct gl_context *ctx,
+ struct brw_vue_prog_key *key,
+ GLuint id, struct gl_program *prog);
#ifdef __cplusplus
} /* extern "C" */
namespace brw {
-class dst_reg;
-
class vec4_live_variables;
-unsigned
-swizzle_for_size(int size);
-
-class src_reg : public backend_reg
-{
-public:
- DECLARE_RALLOC_CXX_OPERATORS(src_reg)
-
- void init();
-
- src_reg(register_file file, int reg, const glsl_type *type);
- src_reg();
- src_reg(float f);
- src_reg(uint32_t u);
- src_reg(int32_t i);
- src_reg(uint8_t vf0, uint8_t vf1, uint8_t vf2, uint8_t vf3);
- src_reg(struct brw_reg reg);
-
- bool equals(const src_reg &r) const;
-
- src_reg(class vec4_visitor *v, const struct glsl_type *type);
- src_reg(class vec4_visitor *v, const struct glsl_type *type, int size);
-
- explicit src_reg(dst_reg reg);
-
- GLuint swizzle; /**< BRW_SWIZZLE_XYZW macros from brw_reg.h. */
-
- src_reg *reladdr;
-};
-
-static inline src_reg
-retype(src_reg reg, enum brw_reg_type type)
-{
- reg.fixed_hw_reg.type = reg.type = type;
- return reg;
-}
-
-static inline src_reg
-offset(src_reg reg, unsigned delta)
-{
- assert(delta == 0 || (reg.file != HW_REG && reg.file != IMM));
- reg.reg_offset += delta;
- return reg;
-}
-
-/**
- * Reswizzle a given source register.
- * \sa brw_swizzle().
- */
-static inline src_reg
-swizzle(src_reg reg, unsigned swizzle)
-{
- assert(reg.file != HW_REG);
- reg.swizzle = BRW_SWIZZLE4(
- BRW_GET_SWZ(reg.swizzle, BRW_GET_SWZ(swizzle, 0)),
- BRW_GET_SWZ(reg.swizzle, BRW_GET_SWZ(swizzle, 1)),
- BRW_GET_SWZ(reg.swizzle, BRW_GET_SWZ(swizzle, 2)),
- BRW_GET_SWZ(reg.swizzle, BRW_GET_SWZ(swizzle, 3)));
- return reg;
-}
-
-static inline src_reg
-negate(src_reg reg)
-{
- assert(reg.file != HW_REG && reg.file != IMM);
- reg.negate = !reg.negate;
- return reg;
-}
-
-class dst_reg : public backend_reg
-{
-public:
- DECLARE_RALLOC_CXX_OPERATORS(dst_reg)
-
- void init();
-
- dst_reg();
- dst_reg(register_file file, int reg);
- dst_reg(register_file file, int reg, const glsl_type *type, int writemask);
- dst_reg(struct brw_reg reg);
- dst_reg(class vec4_visitor *v, const struct glsl_type *type);
-
- explicit dst_reg(src_reg reg);
-
- int writemask; /**< Bitfield of WRITEMASK_[XYZW] */
-
- src_reg *reladdr;
-};
-
-static inline dst_reg
-retype(dst_reg reg, enum brw_reg_type type)
-{
- reg.fixed_hw_reg.type = reg.type = type;
- return reg;
-}
-
-static inline dst_reg
-offset(dst_reg reg, unsigned delta)
-{
- assert(delta == 0 || (reg.file != HW_REG && reg.file != IMM));
- reg.reg_offset += delta;
- return reg;
-}
-
-static inline dst_reg
-writemask(dst_reg reg, unsigned mask)
-{
- assert(reg.file != HW_REG && reg.file != IMM);
- assert((reg.writemask & mask) != 0);
- reg.writemask &= mask;
- return reg;
-}
-
-class vec4_instruction : public backend_instruction {
-public:
- DECLARE_RALLOC_CXX_OPERATORS(vec4_instruction)
-
- vec4_instruction(vec4_visitor *v, enum opcode opcode,
- const dst_reg &dst = dst_reg(),
- const src_reg &src0 = src_reg(),
- const src_reg &src1 = src_reg(),
- const src_reg &src2 = src_reg());
-
- struct brw_reg get_dst(void);
- struct brw_reg get_src(const struct brw_vec4_prog_data *prog_data, int i);
-
- dst_reg dst;
- src_reg src[3];
-
- enum brw_urb_write_flags urb_write_flags;
-
- unsigned sol_binding; /**< gen6: SOL binding table index */
- bool sol_final_write; /**< gen6: send commit message */
- unsigned sol_vertex; /**< gen6: used for setting dst index in SVB header */
-
- bool is_send_from_grf();
- bool can_reswizzle(int dst_writemask, int swizzle, int swizzle_mask);
- void reswizzle(int dst_writemask, int swizzle);
- bool can_do_source_mods(struct brw_context *brw);
-
- bool reads_flag()
- {
- return predicate || opcode == VS_OPCODE_UNPACK_FLAGS_SIMD4X2;
- }
-
- bool writes_flag()
- {
- return (conditional_mod && (opcode != BRW_OPCODE_SEL &&
- opcode != BRW_OPCODE_IF &&
- opcode != BRW_OPCODE_WHILE));
- }
-};
-
/**
* The vertex shader front-end.
*
* Translates either GLSL IR or Mesa IR (for ARB_vertex_program and
* fixed-function) into VS IR.
*/
-class vec4_visitor : public backend_visitor
+class vec4_visitor : public backend_shader, public ir_visitor
{
public:
- vec4_visitor(struct brw_context *brw,
+ vec4_visitor(const struct brw_compiler *compiler,
struct brw_vec4_compile *c,
struct gl_program *prog,
- const struct brw_vec4_prog_key *key,
- struct brw_vec4_prog_data *prog_data,
+ const struct brw_vue_prog_key *key,
+ struct brw_vue_prog_data *prog_data,
struct gl_shader_program *shader_prog,
gl_shader_stage stage,
void *mem_ctx,
- bool debug_flag,
bool no_spills,
- shader_time_shader_type st_base,
- shader_time_shader_type st_written,
- shader_time_shader_type st_reset);
+ int shader_time_index);
~vec4_visitor();
dst_reg dst_null_f()
}
struct brw_vec4_compile * const c;
- const struct brw_vec4_prog_key * const key;
- struct brw_vec4_prog_data * const prog_data;
+ const struct brw_vue_prog_key * const key;
+ struct brw_vue_prog_data * const prog_data;
unsigned int sanity_param_count;
char *fail_msg;
const void *base_ir;
const char *current_annotation;
- int *virtual_grf_sizes;
- int virtual_grf_count;
- int virtual_grf_array_size;
int first_non_payload_grf;
unsigned int max_grf;
int *virtual_grf_start;
brw::vec4_live_variables *live_intervals;
dst_reg userplane[MAX_CLIP_PLANES];
- /**
- * This is the size to be used for an array with an element per
- * reg_offset
- */
- int virtual_grf_reg_count;
- /** Per-virtual-grf indices into an array of size virtual_grf_reg_count */
- int *virtual_grf_reg_map;
-
dst_reg *variable_storage(ir_variable *var);
void reladdr_to_temp(ir_instruction *ir, src_reg *reg, int *num_reladdr);
virtual void visit(ir_if *);
virtual void visit(ir_emit_vertex *);
virtual void visit(ir_end_primitive *);
+ virtual void visit(ir_barrier *);
/*@}*/
src_reg result;
struct hash_table *variable_ht;
- bool run(void);
+ bool run(gl_clip_plane *clip_planes);
void fail(const char *msg, ...);
- int virtual_grf_alloc(int size);
- void setup_uniform_clipplane_values();
+ void setup_uniform_clipplane_values(gl_clip_plane *clip_planes);
void setup_uniform_values(ir_variable *ir);
void setup_builtin_uniform_values(ir_variable *ir);
int setup_uniforms(int payload_reg);
void calculate_live_intervals();
void invalidate_live_intervals();
void split_virtual_grfs();
+ bool opt_vector_float();
bool opt_reduce_swizzle();
bool dead_code_eliminate();
+ int var_range_start(unsigned v, unsigned n) const;
+ int var_range_end(unsigned v, unsigned n) const;
bool virtual_grf_interferes(int a, int b);
- bool opt_copy_propagation();
+ bool opt_copy_propagation(bool do_constant_prop = true);
bool opt_cse_local(bblock_t *block);
bool opt_cse();
bool opt_algebraic();
bool opt_register_coalesce();
+ bool eliminate_find_live_channel();
bool is_dep_ctrl_unsafe(const vec4_instruction *inst);
void opt_set_dependency_control();
void opt_schedule_instructions();
vec4_instruction *IF(src_reg src0, src_reg src1,
enum brw_conditional_mod condition);
vec4_instruction *IF(enum brw_predicate predicate);
- EMIT1(PULL_CONSTANT_LOAD)
EMIT1(SCRATCH_READ)
EMIT2(SCRATCH_WRITE)
EMIT3(LRP)
void emit_lrp(const dst_reg &dst,
const src_reg &x, const src_reg &y, const src_reg &a);
+ /** Copy any live channel from \p src to the first channel of \p dst. */
+ void emit_uniformize(const dst_reg &dst, const src_reg &src);
+
void emit_block_move(dst_reg *dst, src_reg *src,
const struct glsl_type *type, brw_predicate predicate);
void emit_scalar(ir_instruction *ir, enum prog_opcode op,
dst_reg dst, src_reg src0, src_reg src1);
- void emit_scs(ir_instruction *ir, enum prog_opcode op,
- dst_reg dst, const src_reg &src);
-
src_reg fix_3src_operand(src_reg src);
void emit_math(enum opcode opcode, const dst_reg &dst, const src_reg &src0,
void emit_ndc_computation();
void emit_psiz_and_flags(dst_reg reg);
void emit_clip_distances(dst_reg reg, int offset);
- void emit_generic_urb_slot(dst_reg reg, int varying);
+ vec4_instruction *emit_generic_urb_slot(dst_reg reg, int varying);
void emit_urb_slot(dst_reg reg, int varying);
void emit_shader_time_begin();
void emit_shader_time_end();
- void emit_shader_time_write(enum shader_time_shader_type type,
- src_reg value);
+ void emit_shader_time_write(int shader_time_subindex, src_reg value);
void emit_untyped_atomic(unsigned atomic_op, unsigned surf_index,
dst_reg dst, src_reg offset, src_reg src0,
dst_reg dst,
src_reg orig_src,
int base_offset);
+ void emit_pull_constant_load_reg(dst_reg dst,
+ src_reg surf_index,
+ src_reg offset,
+ bblock_t *before_block,
+ vec4_instruction *before_inst);
+ src_reg emit_resolve_reladdr(int scratch_loc[], bblock_t *block,
+ vec4_instruction *inst, src_reg src);
bool try_emit_mad(ir_expression *ir);
bool try_emit_b2f_of_compare(ir_expression *ir);
void resolve_ud_negate(src_reg *reg);
+ void resolve_bool_comparison(ir_rvalue *rvalue, src_reg *reg);
src_reg get_timestamp();
virtual vec4_instruction *emit_urb_write_opcode(bool complete) = 0;
virtual int compute_array_stride(ir_dereference_array *ir);
- const bool debug_flag;
-
private:
/**
* If true, then register allocation should fail instead of spilling.
*/
const bool no_spills;
- const shader_time_shader_type st_base;
- const shader_time_shader_type st_written;
- const shader_time_shader_type st_reset;
+ int shader_time_index;
};
class vec4_generator
{
public:
- vec4_generator(struct brw_context *brw,
+ vec4_generator(const struct brw_compiler *compiler, void *log_data,
struct gl_shader_program *shader_prog,
struct gl_program *prog,
- struct brw_vec4_prog_data *prog_data,
+ struct brw_vue_prog_data *prog_data,
void *mem_ctx,
- bool debug_flag);
+ bool debug_flag,
+ const char *stage_name,
+ const char *stage_abbrev);
~vec4_generator();
const unsigned *generate_assembly(const cfg_t *cfg, unsigned *asm_size);
struct brw_reg dst,
struct brw_reg surf_index,
struct brw_reg offset);
- void generate_unpack_flags(vec4_instruction *inst,
- struct brw_reg dst);
-
- void generate_untyped_atomic(vec4_instruction *inst,
- struct brw_reg dst,
- struct brw_reg atomic_op,
- struct brw_reg surf_index);
+ void generate_set_simd4x2_header_gen9(vec4_instruction *inst,
+ struct brw_reg dst);
+ void generate_unpack_flags(struct brw_reg dst);
- void generate_untyped_surface_read(vec4_instruction *inst,
- struct brw_reg dst,
- struct brw_reg surf_index);
+ const struct brw_compiler *compiler;
+ void *log_data; /* Passed to compiler->*_log functions */
- struct brw_context *brw;
+ const struct brw_device_info *devinfo;
- struct brw_compile *p;
+ struct brw_codegen *p;
struct gl_shader_program *shader_prog;
const struct gl_program *prog;
- struct brw_vec4_prog_data *prog_data;
+ struct brw_vue_prog_data *prog_data;
void *mem_ctx;
+ const char *stage_name;
+ const char *stage_abbrev;
const bool debug_flag;
};