1 /* 2 * Copyright 2010 Tom Stellard <tstellar@gmail.com> 3 * SPDX-License-Identifier: MIT 4 */ 5 6 #include "radeon_program_constants.h" 7 8 #ifndef RADEON_PROGRAM_UTIL_H 9 #define RADEON_PROGRAM_UTIL_H 10 11 #include <stdbool.h> 12 13 #include "radeon_opcodes.h" 14 15 struct radeon_compiler; 16 struct rc_instruction; 17 struct rc_pair_instruction; 18 struct rc_pair_sub_instruction; 19 struct rc_src_register; 20 21 unsigned int rc_swizzle_to_writemask(unsigned int swz); 22 23 rc_swizzle get_swz(unsigned int swz, rc_swizzle idx); 24 25 unsigned int rc_init_swizzle(unsigned int initial_value, unsigned int channels); 26 27 unsigned int combine_swizzles4(unsigned int src, rc_swizzle swz_x, rc_swizzle swz_y, 28 rc_swizzle swz_z, rc_swizzle swz_w); 29 30 unsigned int combine_swizzles(unsigned int src, unsigned int swz); 31 32 rc_swizzle rc_mask_to_swizzle(unsigned int mask); 33 34 unsigned swizzle_mask(unsigned swizzle, unsigned mask); 35 36 unsigned int rc_adjust_channels(unsigned int old_swizzle, unsigned int conversion_swizzle); 37 38 void rc_pair_rewrite_writemask(struct rc_pair_sub_instruction *sub, 39 unsigned int conversion_swizzle); 40 41 void rc_normal_rewrite_writemask(struct rc_instruction *inst, unsigned int conversion_swizzle); 42 43 unsigned int rc_rewrite_swizzle(unsigned int swizzle, unsigned int new_mask); 44 45 struct rc_src_register lmul_swizzle(unsigned int swizzle, struct rc_src_register srcreg); 46 47 void reset_srcreg(struct rc_src_register *reg); 48 49 unsigned int rc_src_reads_dst_mask(rc_register_file src_file, unsigned int src_idx, 50 unsigned int src_swz, rc_register_file dst_file, 51 unsigned int dst_idx, unsigned int dst_mask); 52 53 unsigned int rc_source_type_swz(unsigned int swizzle); 54 55 unsigned int rc_source_type_mask(unsigned int mask); 56 57 unsigned int rc_inst_can_use_presub(struct radeon_compiler *c, struct rc_instruction *inst, 58 rc_presubtract_op presub_op, unsigned int presub_writemask, 59 const struct rc_src_register *replace_reg, 60 const struct rc_src_register *presub_src0, 61 const struct rc_src_register *presub_src1); 62 63 int rc_get_max_index(struct radeon_compiler *c, rc_register_file file); 64 65 void rc_pair_remove_src(struct rc_instruction *inst, unsigned int src_type, unsigned int source); 66 67 rc_opcode rc_get_flow_control_inst(struct rc_instruction *inst); 68 69 struct rc_instruction *rc_match_endloop(struct rc_instruction *endloop); 70 struct rc_instruction *rc_match_bgnloop(struct rc_instruction *bgnloop); 71 72 unsigned int rc_make_conversion_swizzle(unsigned int old_mask, unsigned int new_mask); 73 74 unsigned int rc_src_reg_is_immediate(struct radeon_compiler *c, unsigned int file, 75 unsigned int index); 76 77 float rc_get_constant_value(struct radeon_compiler *c, unsigned int index, unsigned int swizzle, 78 unsigned int negate, unsigned int chan); 79 80 unsigned int rc_get_scalar_src_swz(unsigned int swizzle); 81 82 bool rc_inst_has_three_diff_temp_srcs(struct rc_instruction *inst); 83 84 float rc_inline_to_float(int index); 85 #endif /* RADEON_PROGRAM_UTIL_H */ 86