diff options
Diffstat (limited to 'src/panfrost/bifrost/test/test-constant-fold.c')
| -rw-r--r-- | src/panfrost/bifrost/test/test-constant-fold.c | 124 |
1 files changed, 0 insertions, 124 deletions
diff --git a/src/panfrost/bifrost/test/test-constant-fold.c b/src/panfrost/bifrost/test/test-constant-fold.c deleted file mode 100644 index 73d4da82646..00000000000 --- a/src/panfrost/bifrost/test/test-constant-fold.c +++ /dev/null @@ -1,124 +0,0 @@ -/* - * Copyright (C) 2021 Collabora, Ltd. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE - * SOFTWARE. - */ - -#include "compiler.h" -#include "bi_test.h" -#include "bi_builder.h" - -#define CASE(instr, expected) do { \ - bool _unsupported = false; \ - uint32_t _value = bi_fold_constant(instr, &_unsupported); \ - if (_unsupported) { \ - fprintf(stderr, "Constant folding failed:\n"); \ - bi_print_instr(instr, stderr); \ - fprintf(stderr, "\n"); \ - } else if (_value == (expected)) { \ - nr_pass++; \ - } else { \ - fprintf(stderr, "Got %" PRIx32 ", expected %" PRIx32 "\n", _value, expected); \ - bi_print_instr(instr, stderr); \ - fprintf(stderr, "\n"); \ - nr_fail++; \ - } \ -} while(0) - -#define NEGCASE(instr) do { \ - bool _unsupported = false; \ - bi_fold_constant(instr, &_unsupported); \ - if (_unsupported) { \ - nr_pass++; \ - } else { \ - fprintf(stderr, "Should not have constant folded:\n"); \ - bi_print_instr(instr, stderr); \ - fprintf(stderr, "\n"); \ - nr_fail++; \ - } \ -} while(0) - -int -main(int argc, const char **argv) -{ - unsigned nr_fail = 0, nr_pass = 0; - void *ralloc_ctx = ralloc_context(NULL); - bi_builder *b = bit_builder(ralloc_ctx); - bi_index zero = bi_fau(BIR_FAU_IMMEDIATE | 0, false); - bi_index reg = bi_register(0); - - /* Swizzles should be constant folded */ - CASE(bi_swz_v2i16_to(b, reg, bi_imm_u32(0xCAFEBABE)), 0xCAFEBABE); - CASE(bi_swz_v2i16_to(b, reg, bi_swz_16(bi_imm_u32(0xCAFEBABE), false, false)), - 0xBABEBABE); - CASE(bi_swz_v2i16_to(b, reg, bi_swz_16(bi_imm_u32(0xCAFEBABE), true, false)), - 0xBABECAFE); - CASE(bi_swz_v2i16_to(b, reg, bi_swz_16(bi_imm_u32(0xCAFEBABE), true, true)), - 0xCAFECAFE); - - /* Vector constructions should be constant folded */ - CASE(bi_mkvec_v2i16_to(b, reg, bi_imm_u16(0xCAFE), bi_imm_u16(0xBABE)), 0xBABECAFE); - CASE(bi_mkvec_v2i16_to(b, reg, bi_swz_16(bi_imm_u32(0xCAFEBABE), true, true), - bi_imm_u16(0xBABE)), 0xBABECAFE); - CASE(bi_mkvec_v2i16_to(b, reg, bi_swz_16(bi_imm_u32(0xCAFEBABE), true, true), - bi_swz_16(bi_imm_u32(0xCAFEBABE), false, false)), 0xBABECAFE); - - { - bi_index u32 = bi_imm_u32(0xCAFEBABE); - - bi_index a = bi_byte(u32, 0); /* 0xBE */ - bi_index c = bi_byte(u32, 2); /* 0xFE */ - - CASE(bi_mkvec_v4i8_to(b, reg, a, a, a, a), 0xBEBEBEBE); - CASE(bi_mkvec_v4i8_to(b, reg, a, c, a, c), 0xFEBEFEBE); - CASE(bi_mkvec_v4i8_to(b, reg, c, a, c, a), 0xBEFEBEFE); - CASE(bi_mkvec_v4i8_to(b, reg, c, c, c, c), 0xFEFEFEFE); - } - - /* Limited shifts required for texturing */ - CASE(bi_lshift_or_i32_to(b, reg, bi_imm_u32(0xCAFE), bi_imm_u32(0xA0000), bi_imm_u8(4)), (0xCAFE << 4) | 0xA0000); - NEGCASE(bi_lshift_or_i32_to(b, reg, bi_imm_u32(0xCAFE), bi_not(bi_imm_u32(0xA0000)), bi_imm_u8(4))); - NEGCASE(bi_lshift_or_i32_to(b, reg, bi_not(bi_imm_u32(0xCAFE)), bi_imm_u32(0xA0000), bi_imm_u8(4))); - { - bi_instr *I = bi_lshift_or_i32_to(b, reg, bi_imm_u32(0xCAFE), bi_imm_u32(0xA0000), bi_imm_u8(4)); - I->not_result = true; - NEGCASE(I); - } - - /* Limited rounding needed for texturing */ - CASE(bi_f32_to_u32_to(b, reg, bi_imm_f32(15.0), BI_ROUND_NONE), 15); - CASE(bi_f32_to_u32_to(b, reg, bi_imm_f32(15.9), BI_ROUND_NONE), 15); - CASE(bi_f32_to_u32_to(b, reg, bi_imm_f32(-20.4), BI_ROUND_NONE), 0); - NEGCASE(bi_f32_to_u32_to(b, reg, bi_imm_f32(-20.4), BI_ROUND_RTP)); - NEGCASE(bi_f32_to_u32_to(b, reg, bi_imm_f32(-20.4), BI_ROUND_RTZ)); - - /* Instructions with non-constant sources cannot be constant folded */ - NEGCASE(bi_swz_v2i16_to(b, reg, bi_temp(b->shader))); - NEGCASE(bi_mkvec_v2i16_to(b, reg, bi_temp(b->shader), bi_temp(b->shader))); - NEGCASE(bi_mkvec_v2i16_to(b, reg, bi_temp(b->shader), bi_imm_u32(0xDEADBEEF))); - NEGCASE(bi_mkvec_v2i16_to(b, reg, bi_imm_u32(0xDEADBEEF), bi_temp(b->shader))); - - /* Other operations should not be constant folded */ - NEGCASE(bi_fma_f32_to(b, reg, zero, zero, zero, BI_ROUND_NONE)); - NEGCASE(bi_fadd_f32_to(b, reg, zero, zero, BI_ROUND_NONE)); - - ralloc_free(ralloc_ctx); - TEST_END(nr_pass, nr_fail); -} |