1 /* 2 * Copyright 2010 Tom Stellard <[email protected]> 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, 28 rc_swizzle swz_x, rc_swizzle swz_y, 29 rc_swizzle swz_z, rc_swizzle swz_w); 30 31 unsigned int combine_swizzles(unsigned int src, unsigned int swz); 32 33 rc_swizzle rc_mask_to_swizzle(unsigned int mask); 34 35 unsigned swizzle_mask(unsigned swizzle, unsigned mask); 36 37 unsigned int rc_adjust_channels( 38 unsigned int old_swizzle, 39 unsigned int conversion_swizzle); 40 41 void rc_pair_rewrite_writemask( 42 struct rc_pair_sub_instruction * sub, 43 unsigned int conversion_swizzle); 44 45 void rc_normal_rewrite_writemask( 46 struct rc_instruction * inst, 47 unsigned int conversion_swizzle); 48 49 unsigned int rc_rewrite_swizzle( 50 unsigned int swizzle, 51 unsigned int new_mask); 52 53 struct rc_src_register lmul_swizzle(unsigned int swizzle, struct rc_src_register srcreg); 54 55 void reset_srcreg(struct rc_src_register* reg); 56 57 unsigned int rc_src_reads_dst_mask( 58 rc_register_file src_file, 59 unsigned int src_idx, 60 unsigned int src_swz, 61 rc_register_file dst_file, 62 unsigned int dst_idx, 63 unsigned int dst_mask); 64 65 unsigned int rc_source_type_swz(unsigned int swizzle); 66 67 unsigned int rc_source_type_mask(unsigned int mask); 68 69 unsigned int rc_inst_can_use_presub( 70 struct radeon_compiler * c, 71 struct rc_instruction * inst, 72 rc_presubtract_op presub_op, 73 unsigned int presub_writemask, 74 const struct rc_src_register * replace_reg, 75 const struct rc_src_register * presub_src0, 76 const struct rc_src_register * presub_src1); 77 78 int rc_get_max_index( 79 struct radeon_compiler * c, 80 rc_register_file file); 81 82 void rc_pair_remove_src(struct rc_instruction * inst, 83 unsigned int src_type, 84 unsigned int source); 85 86 rc_opcode rc_get_flow_control_inst(struct rc_instruction * inst); 87 88 struct rc_instruction * rc_match_endloop(struct rc_instruction * endloop); 89 struct rc_instruction * rc_match_bgnloop(struct rc_instruction * bgnloop); 90 91 unsigned int rc_make_conversion_swizzle( 92 unsigned int old_mask, 93 unsigned int new_mask); 94 95 unsigned int rc_src_reg_is_immediate( 96 struct radeon_compiler * c, 97 unsigned int file, 98 unsigned int index); 99 100 float rc_get_constant_value( 101 struct radeon_compiler * c, 102 unsigned int index, 103 unsigned int swizzle, 104 unsigned int negate, 105 unsigned int chan); 106 107 unsigned int rc_get_scalar_src_swz(unsigned int swizzle); 108 109 bool rc_inst_has_three_diff_temp_srcs(struct rc_instruction *inst); 110 111 float rc_inline_to_float(int index); 112 #endif /* RADEON_PROGRAM_UTIL_H */ 113