#define BRW_SHADER_H
#include <stdint.h>
-#include "brw_reg.h"
+#include "brw_cfg.h"
#include "brw_compiler.h"
-#include "brw_eu_defines.h"
-#include "brw_inst.h"
#include "compiler/nir/nir.h"
#ifdef __cplusplus
+#include "brw_ir_analysis.h"
#include "brw_ir_allocator.h"
-#endif
-
-#define MAX_SAMPLER_MESSAGE_SIZE 11
-#define MAX_VGRF_SIZE 16
-
-#ifdef __cplusplus
-struct backend_reg : private brw_reg
-{
- backend_reg() {}
- backend_reg(const struct brw_reg ®) : brw_reg(reg) {}
-
- const brw_reg &as_brw_reg() const
- {
- assert(file == ARF || file == FIXED_GRF || file == MRF || file == IMM);
- assert(offset == 0);
- return static_cast<const brw_reg &>(*this);
- }
-
- brw_reg &as_brw_reg()
- {
- assert(file == ARF || file == FIXED_GRF || file == MRF || file == IMM);
- assert(offset == 0);
- return static_cast<brw_reg &>(*this);
- }
-
- bool equals(const backend_reg &r) const;
- bool negative_equals(const backend_reg &r) const;
-
- bool is_zero() const;
- bool is_one() const;
- bool is_negative_one() const;
- bool is_null() const;
- bool is_accumulator() const;
-
- /** Offset from the start of the (virtual) register in bytes. */
- uint16_t offset;
-
- using brw_reg::type;
- using brw_reg::file;
- using brw_reg::negate;
- using brw_reg::abs;
- using brw_reg::address_mode;
- using brw_reg::subnr;
- using brw_reg::nr;
-
- using brw_reg::swizzle;
- using brw_reg::writemask;
- using brw_reg::indirect_offset;
- using brw_reg::vstride;
- using brw_reg::width;
- using brw_reg::hstride;
-
- using brw_reg::df;
- using brw_reg::f;
- using brw_reg::d;
- using brw_reg::ud;
- using brw_reg::d64;
- using brw_reg::u64;
-};
-#endif
-
-struct cfg_t;
-struct bblock_t;
-
-#ifdef __cplusplus
-struct backend_instruction : public exec_node {
- bool is_3src(const struct gen_device_info *devinfo) const;
- bool is_tex() const;
- bool is_math() const;
- bool is_control_flow() const;
- bool is_commutative() const;
- bool can_do_source_mods() const;
- bool can_do_saturate() const;
- bool can_do_cmod() const;
- bool reads_accumulator_implicitly() const;
- bool writes_accumulator_implicitly(const struct gen_device_info *devinfo) const;
-
- void remove(bblock_t *block);
- void insert_after(bblock_t *block, backend_instruction *inst);
- void insert_before(bblock_t *block, backend_instruction *inst);
- void insert_before(bblock_t *block, exec_list *list);
-
- /**
- * True if the instruction has side effects other than writing to
- * its destination registers. You are expected not to reorder or
- * optimize these out unless you know what you are doing.
- */
- bool has_side_effects() const;
-
- /**
- * True if the instruction might be affected by side effects of other
- * instructions.
- */
- bool is_volatile() const;
-#else
-struct backend_instruction {
- struct exec_node link;
-#endif
- /** @{
- * Annotation for the generated IR. One of the two can be set.
- */
- const void *ir;
- const char *annotation;
- /** @} */
-
- /**
- * Execution size of the instruction. This is used by the generator to
- * generate the correct binary for the given instruction. Current valid
- * values are 1, 4, 8, 16, 32.
- */
- uint8_t exec_size;
-
- /**
- * Channel group from the hardware execution and predication mask that
- * should be applied to the instruction. The subset of channel enable
- * signals (calculated from the EU control flow and predication state)
- * given by [group, group + exec_size) will be used to mask GRF writes and
- * any other side effects of the instruction.
- */
- uint8_t group;
-
- uint32_t offset; /**< spill/unspill offset or texture offset bitfield */
- uint8_t mlen; /**< SEND message length */
- uint8_t ex_mlen; /**< SENDS extended message length */
- int8_t base_mrf; /**< First MRF in the SEND message, if mlen is nonzero. */
- uint8_t target; /**< MRT target. */
- uint8_t sfid; /**< SFID for SEND instructions */
- uint32_t desc; /**< SEND[S] message descriptor immediate */
- unsigned size_written; /**< Data written to the destination register in bytes. */
-
- enum opcode opcode; /* BRW_OPCODE_* or FS_OPCODE_* */
- enum brw_conditional_mod conditional_mod; /**< BRW_CONDITIONAL_* */
- enum brw_predicate predicate;
- bool predicate_inverse:1;
- bool writes_accumulator:1; /**< instruction implicitly writes accumulator */
- bool force_writemask_all:1;
- bool no_dd_clear:1;
- bool no_dd_check:1;
- bool saturate:1;
- bool shadow_compare:1;
- bool check_tdr:1; /**< Only valid for SEND; turns it into a SENDC */
- bool send_has_side_effects:1; /**< Only valid for SHADER_OPCODE_SEND */
- bool send_is_volatile:1; /**< Only valid for SHADER_OPCODE_SEND */
- bool eot:1;
-
- /* Chooses which flag subregister (f0.0 to f1.1) is used for conditional
- * mod and predication.
- */
- unsigned flag_subreg:2;
-
- /** The number of hardware registers used for a message header. */
- uint8_t header_size;
-};
-
-#ifdef __cplusplus
enum instruction_scheduler_mode {
SCHEDULE_PRE,
exec_list instructions;
cfg_t *cfg;
+ BRW_ANALYSIS(idom_analysis, brw::idom_tree,
+ const backend_shader *) idom_analysis;
gl_shader_stage stage;
bool debug_enabled;
brw::simple_allocator alloc;
- virtual void dump_instruction(backend_instruction *inst) = 0;
- virtual void dump_instruction(backend_instruction *inst, FILE *file) = 0;
- virtual void dump_instructions();
- virtual void dump_instructions(const char *name);
+ virtual void dump_instruction(const backend_instruction *inst) const = 0;
+ virtual void dump_instruction(const backend_instruction *inst, FILE *file) const = 0;
+ virtual void dump_instructions() const;
+ virtual void dump_instructions(const char *name) const;
void calculate_cfg();
- virtual void invalidate_live_intervals() = 0;
+ virtual void invalidate_analysis(brw::analysis_dependency_class c);
};
-bool brw_texture_offset(int *offsets,
- unsigned num_components,
+bool brw_texture_offset(const nir_tex_instr *tex, unsigned src,
uint32_t *offset_bits);
#else
projects / mesa.git / blobdiff