| // Copyright 2021 the V8 project authors. All rights reserved. |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are |
| // met: |
| // |
| // * Redistributions of source code must retain the above copyright |
| // notice, this list of conditions and the following disclaimer. |
| // * Redistributions in binary form must reproduce the above |
| // copyright notice, this list of conditions and the following |
| // disclaimer in the documentation and/or other materials provided |
| // with the distribution. |
| // * Neither the name of Google Inc. nor the names of its |
| // contributors may be used to endorse or promote products derived |
| // from this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #include <stdlib.h> |
| |
| #include <iostream> |
| |
| #include "src/base/utils/random-number-generator.h" |
| #include "src/codegen/assembler-inl.h" |
| #include "src/codegen/macro-assembler.h" |
| #include "src/deoptimizer/deoptimizer.h" |
| #include "src/execution/simulator.h" |
| #include "src/init/v8.h" |
| #include "src/objects/objects-inl.h" |
| #include "src/utils/ostreams.h" |
| #include "test/cctest/cctest.h" |
| #include "test/common/assembler-tester.h" |
| |
| namespace v8 { |
| namespace internal { |
| |
| // TODO(LOONG64): Refine these signatures per test case. |
| using FV = void*(int64_t x, int64_t y, int p2, int p3, int p4); |
| using F1 = void*(int x, int p1, int p2, int p3, int p4); |
| using F2 = void*(int x, int y, int p2, int p3, int p4); |
| using F3 = void*(void* p, int p1, int p2, int p3, int p4); |
| using F4 = void*(void* p0, void* p1, int p2, int p3, int p4); |
| |
| #define __ masm-> |
| |
| TEST(BYTESWAP) { |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| |
| struct T { |
| uint64_t s8; |
| uint64_t s4; |
| uint64_t s2; |
| uint64_t u4; |
| uint64_t u2; |
| }; |
| |
| T t; |
| // clang-format off |
| uint64_t test_values[] = {0x5612FFCD9D327ACC, |
| 0x781A15C3, |
| 0xFCDE, |
| 0x9F, |
| 0xC81A15C3, |
| 0x8000000000000000, |
| 0xFFFFFFFFFFFFFFFF, |
| 0x0000000080000000, |
| 0x0000000000008000}; |
| // clang-format on |
| MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes); |
| |
| MacroAssembler* masm = &assembler; |
| |
| __ Ld_d(a4, MemOperand(a0, offsetof(T, s8))); |
| __ ByteSwapSigned(a4, a4, 8); |
| __ St_d(a4, MemOperand(a0, offsetof(T, s8))); |
| |
| __ Ld_d(a4, MemOperand(a0, offsetof(T, s4))); |
| __ ByteSwapSigned(a4, a4, 4); |
| __ St_d(a4, MemOperand(a0, offsetof(T, s4))); |
| |
| __ Ld_d(a4, MemOperand(a0, offsetof(T, s2))); |
| __ ByteSwapSigned(a4, a4, 2); |
| __ St_d(a4, MemOperand(a0, offsetof(T, s2))); |
| |
| __ Ld_d(a4, MemOperand(a0, offsetof(T, u4))); |
| __ ByteSwapSigned(a4, a4, 4); |
| __ St_d(a4, MemOperand(a0, offsetof(T, u4))); |
| |
| __ Ld_d(a4, MemOperand(a0, offsetof(T, u2))); |
| __ ByteSwapSigned(a4, a4, 2); |
| __ St_d(a4, MemOperand(a0, offsetof(T, u2))); |
| |
| __ jirl(zero_reg, ra, 0); |
| |
| CodeDesc desc; |
| masm->GetCode(isolate, &desc); |
| Handle<Code> code = |
| Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build(); |
| auto f = GeneratedCode<F3>::FromCode(*code); |
| |
| for (size_t i = 0; i < arraysize(test_values); i++) { |
| int32_t in_s4 = static_cast<int32_t>(test_values[i]); |
| int16_t in_s2 = static_cast<int16_t>(test_values[i]); |
| uint32_t in_u4 = static_cast<uint32_t>(test_values[i]); |
| uint16_t in_u2 = static_cast<uint16_t>(test_values[i]); |
| |
| t.s8 = test_values[i]; |
| t.s4 = static_cast<uint64_t>(in_s4); |
| t.s2 = static_cast<uint64_t>(in_s2); |
| t.u4 = static_cast<uint64_t>(in_u4); |
| t.u2 = static_cast<uint64_t>(in_u2); |
| |
| f.Call(&t, 0, 0, 0, 0); |
| |
| CHECK_EQ(ByteReverse<uint64_t>(test_values[i]), t.s8); |
| CHECK_EQ(ByteReverse<int32_t>(in_s4), static_cast<int32_t>(t.s4)); |
| CHECK_EQ(ByteReverse<int16_t>(in_s2), static_cast<int16_t>(t.s2)); |
| CHECK_EQ(ByteReverse<uint32_t>(in_u4), static_cast<uint32_t>(t.u4)); |
| CHECK_EQ(ByteReverse<uint16_t>(in_u2), static_cast<uint16_t>(t.u2)); |
| } |
| } |
| |
| TEST(LoadConstants) { |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope handles(isolate); |
| |
| int64_t refConstants[64]; |
| int64_t result[64]; |
| |
| int64_t mask = 1; |
| for (int i = 0; i < 64; i++) { |
| refConstants[i] = ~(mask << i); |
| } |
| |
| MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes); |
| MacroAssembler* masm = &assembler; |
| |
| __ or_(a4, a0, zero_reg); |
| for (int i = 0; i < 64; i++) { |
| // Load constant. |
| __ li(a5, Operand(refConstants[i])); |
| __ St_d(a5, MemOperand(a4, zero_reg)); |
| __ Add_d(a4, a4, Operand(kPointerSize)); |
| } |
| |
| __ jirl(zero_reg, ra, 0); |
| |
| CodeDesc desc; |
| masm->GetCode(isolate, &desc); |
| Handle<Code> code = |
| Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build(); |
| |
| auto f = GeneratedCode<FV>::FromCode(*code); |
| (void)f.Call(reinterpret_cast<int64_t>(result), 0, 0, 0, 0); |
| // Check results. |
| for (int i = 0; i < 64; i++) { |
| CHECK(refConstants[i] == result[i]); |
| } |
| } |
| |
| TEST(jump_tables4) { |
| // Similar to test-assembler-loong64 jump_tables1, with extra test for branch |
| // trampoline required before emission of the dd table (where trampolines are |
| // blocked), and proper transition to long-branch mode. |
| // Regression test for v8:4294. |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes); |
| MacroAssembler* masm = &assembler; |
| |
| const int kNumCases = 512; |
| int values[kNumCases]; |
| isolate->random_number_generator()->NextBytes(values, sizeof(values)); |
| Label labels[kNumCases]; |
| Label near_start, end, done; |
| |
| __ Push(ra); |
| __ xor_(a2, a2, a2); |
| |
| __ Branch(&end); |
| __ bind(&near_start); |
| |
| for (int i = 0; i < 32768 - 256; ++i) { |
| __ Add_d(a2, a2, 1); |
| } |
| |
| __ GenerateSwitchTable(a0, kNumCases, |
| [&labels](size_t i) { return labels + i; }); |
| |
| for (int i = 0; i < kNumCases; ++i) { |
| __ bind(&labels[i]); |
| __ li(a2, values[i]); |
| __ Branch(&done); |
| } |
| |
| __ bind(&done); |
| __ Pop(ra); |
| __ or_(a0, a2, zero_reg); |
| __ jirl(zero_reg, ra, 0); |
| |
| __ bind(&end); |
| __ Branch(&near_start); |
| |
| CodeDesc desc; |
| masm->GetCode(isolate, &desc); |
| Handle<Code> code = |
| Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build(); |
| #ifdef OBJECT_PRINT |
| code->Print(std::cout); |
| #endif |
| auto f = GeneratedCode<F1>::FromCode(*code); |
| for (int i = 0; i < kNumCases; ++i) { |
| int64_t res = reinterpret_cast<int64_t>(f.Call(i, 0, 0, 0, 0)); |
| ::printf("f(%d) = %" PRId64 "\n", i, res); |
| CHECK_EQ(values[i], res); |
| } |
| } |
| |
| TEST(jump_tables6) { |
| // Similar to test-assembler-loong64 jump_tables1, with extra test for branch |
| // trampoline required after emission of the dd table (where trampolines are |
| // blocked). This test checks if number of really generated instructions is |
| // greater than number of counted instructions from code, as we are expecting |
| // generation of trampoline in this case |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes); |
| MacroAssembler* masm = &assembler; |
| |
| const int kSwitchTableCases = 80; |
| |
| const int kMaxBranchOffset = (1 << (18 - 1)) - 1; |
| const int kTrampolineSlotsSize = Assembler::kTrampolineSlotsSize; |
| const int kSwitchTablePrologueSize = MacroAssembler::kSwitchTablePrologueSize; |
| |
| const int kMaxOffsetForTrampolineStart = |
| kMaxBranchOffset - 16 * kTrampolineSlotsSize; |
| const int kFillInstr = (kMaxOffsetForTrampolineStart / kInstrSize) - |
| (kSwitchTablePrologueSize + kSwitchTableCases) - 20; |
| |
| int values[kSwitchTableCases]; |
| isolate->random_number_generator()->NextBytes(values, sizeof(values)); |
| Label labels[kSwitchTableCases]; |
| Label near_start, end, done; |
| |
| __ Push(ra); |
| __ xor_(a2, a2, a2); |
| |
| int offs1 = masm->pc_offset(); |
| int gen_insn = 0; |
| |
| __ Branch(&end); |
| gen_insn += 1; |
| __ bind(&near_start); |
| |
| for (int i = 0; i < kFillInstr; ++i) { |
| __ Add_d(a2, a2, 1); |
| } |
| gen_insn += kFillInstr; |
| |
| __ GenerateSwitchTable(a0, kSwitchTableCases, |
| [&labels](size_t i) { return labels + i; }); |
| gen_insn += (kSwitchTablePrologueSize + kSwitchTableCases); |
| |
| for (int i = 0; i < kSwitchTableCases; ++i) { |
| __ bind(&labels[i]); |
| __ li(a2, values[i]); |
| __ Branch(&done); |
| } |
| gen_insn += 3 * kSwitchTableCases; |
| |
| // If offset from here to first branch instr is greater than max allowed |
| // offset for trampoline ... |
| CHECK_LT(kMaxOffsetForTrampolineStart, masm->pc_offset() - offs1); |
| // ... number of generated instructions must be greater then "gen_insn", |
| // as we are expecting trampoline generation |
| CHECK_LT(gen_insn, (masm->pc_offset() - offs1) / kInstrSize); |
| |
| __ bind(&done); |
| __ Pop(ra); |
| __ or_(a0, a2, zero_reg); |
| __ jirl(zero_reg, ra, 0); |
| |
| __ bind(&end); |
| __ Branch(&near_start); |
| |
| CodeDesc desc; |
| masm->GetCode(isolate, &desc); |
| Handle<Code> code = |
| Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build(); |
| #ifdef OBJECT_PRINT |
| code->Print(std::cout); |
| #endif |
| auto f = GeneratedCode<F1>::FromCode(*code); |
| for (int i = 0; i < kSwitchTableCases; ++i) { |
| int64_t res = reinterpret_cast<int64_t>(f.Call(i, 0, 0, 0, 0)); |
| ::printf("f(%d) = %" PRId64 "\n", i, res); |
| CHECK_EQ(values[i], res); |
| } |
| } |
| |
| static uint64_t run_alsl_w(uint32_t rj, uint32_t rk, int8_t sa) { |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes); |
| MacroAssembler* masm = &assembler; |
| |
| __ Alsl_w(a2, a0, a1, sa); |
| __ or_(a0, a2, zero_reg); |
| __ jirl(zero_reg, ra, 0); |
| |
| CodeDesc desc; |
| assembler.GetCode(isolate, &desc); |
| Handle<Code> code = |
| Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build(); |
| |
| auto f = GeneratedCode<F1>::FromCode(*code); |
| |
| uint64_t res = reinterpret_cast<uint64_t>(f.Call(rj, rk, 0, 0, 0)); |
| |
| return res; |
| } |
| |
| TEST(ALSL_W) { |
| CcTest::InitializeVM(); |
| struct TestCaseAlsl { |
| int32_t rj; |
| int32_t rk; |
| uint8_t sa; |
| uint64_t expected_res; |
| }; |
| // clang-format off |
| struct TestCaseAlsl tc[] = {// rj, rk, sa, expected_res |
| {0x1, 0x4, 1, 0x6}, |
| {0x1, 0x4, 2, 0x8}, |
| {0x1, 0x4, 3, 0xC}, |
| {0x1, 0x4, 4, 0x14}, |
| {0x1, 0x4, 5, 0x24}, |
| {0x1, 0x0, 1, 0x2}, |
| {0x1, 0x0, 2, 0x4}, |
| {0x1, 0x0, 3, 0x8}, |
| {0x1, 0x0, 4, 0x10}, |
| {0x1, 0x0, 5, 0x20}, |
| {0x0, 0x4, 1, 0x4}, |
| {0x0, 0x4, 2, 0x4}, |
| {0x0, 0x4, 3, 0x4}, |
| {0x0, 0x4, 4, 0x4}, |
| {0x0, 0x4, 5, 0x4}, |
| |
| // Shift overflow. |
| {INT32_MAX, 0x4, 1, 0x2}, |
| {INT32_MAX >> 1, 0x4, 2, 0x0}, |
| {INT32_MAX >> 2, 0x4, 3, 0xFFFFFFFFFFFFFFFC}, |
| {INT32_MAX >> 3, 0x4, 4, 0xFFFFFFFFFFFFFFF4}, |
| {INT32_MAX >> 4, 0x4, 5, 0xFFFFFFFFFFFFFFE4}, |
| |
| // Signed addition overflow. |
| {0x1, INT32_MAX - 1, 1, 0xFFFFFFFF80000000}, |
| {0x1, INT32_MAX - 3, 2, 0xFFFFFFFF80000000}, |
| {0x1, INT32_MAX - 7, 3, 0xFFFFFFFF80000000}, |
| {0x1, INT32_MAX - 15, 4, 0xFFFFFFFF80000000}, |
| {0x1, INT32_MAX - 31, 5, 0xFFFFFFFF80000000}, |
| |
| // Addition overflow. |
| {0x1, -2, 1, 0x0}, |
| {0x1, -4, 2, 0x0}, |
| {0x1, -8, 3, 0x0}, |
| {0x1, -16, 4, 0x0}, |
| {0x1, -32, 5, 0x0}}; |
| // clang-format on |
| size_t nr_test_cases = sizeof(tc) / sizeof(TestCaseAlsl); |
| for (size_t i = 0; i < nr_test_cases; ++i) { |
| uint64_t res = run_alsl_w(tc[i].rj, tc[i].rk, tc[i].sa); |
| PrintF("0x%" PRIx64 " =? 0x%" PRIx64 " == Alsl_w(a0, %x, %x, %hhu)\n", |
| tc[i].expected_res, res, tc[i].rj, tc[i].rk, tc[i].sa); |
| CHECK_EQ(tc[i].expected_res, res); |
| } |
| } |
| |
| static uint64_t run_alsl_d(uint64_t rj, uint64_t rk, int8_t sa) { |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes); |
| MacroAssembler* masm = &assembler; |
| |
| __ Alsl_d(a2, a0, a1, sa); |
| __ or_(a0, a2, zero_reg); |
| __ jirl(zero_reg, ra, 0); |
| |
| CodeDesc desc; |
| assembler.GetCode(isolate, &desc); |
| Handle<Code> code = |
| Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build(); |
| |
| auto f = GeneratedCode<FV>::FromCode(*code); |
| |
| uint64_t res = reinterpret_cast<uint64_t>(f.Call(rj, rk, 0, 0, 0)); |
| |
| return res; |
| } |
| |
| TEST(ALSL_D) { |
| CcTest::InitializeVM(); |
| struct TestCaseAlsl { |
| int64_t rj; |
| int64_t rk; |
| uint8_t sa; |
| uint64_t expected_res; |
| }; |
| // clang-format off |
| struct TestCaseAlsl tc[] = {// rj, rk, sa, expected_res |
| {0x1, 0x4, 1, 0x6}, |
| {0x1, 0x4, 2, 0x8}, |
| {0x1, 0x4, 3, 0xC}, |
| {0x1, 0x4, 4, 0x14}, |
| {0x1, 0x4, 5, 0x24}, |
| {0x1, 0x0, 1, 0x2}, |
| {0x1, 0x0, 2, 0x4}, |
| {0x1, 0x0, 3, 0x8}, |
| {0x1, 0x0, 4, 0x10}, |
| {0x1, 0x0, 5, 0x20}, |
| {0x0, 0x4, 1, 0x4}, |
| {0x0, 0x4, 2, 0x4}, |
| {0x0, 0x4, 3, 0x4}, |
| {0x0, 0x4, 4, 0x4}, |
| {0x0, 0x4, 5, 0x4}, |
| |
| // Shift overflow. |
| {INT64_MAX, 0x4, 1, 0x2}, |
| {INT64_MAX >> 1, 0x4, 2, 0x0}, |
| {INT64_MAX >> 2, 0x4, 3, 0xFFFFFFFFFFFFFFFC}, |
| {INT64_MAX >> 3, 0x4, 4, 0xFFFFFFFFFFFFFFF4}, |
| {INT64_MAX >> 4, 0x4, 5, 0xFFFFFFFFFFFFFFE4}, |
| |
| // Signed addition overflow. |
| {0x1, INT64_MAX - 1, 1, 0x8000000000000000}, |
| {0x1, INT64_MAX - 3, 2, 0x8000000000000000}, |
| {0x1, INT64_MAX - 7, 3, 0x8000000000000000}, |
| {0x1, INT64_MAX - 15, 4, 0x8000000000000000}, |
| {0x1, INT64_MAX - 31, 5, 0x8000000000000000}, |
| |
| // Addition overflow. |
| {0x1, -2, 1, 0x0}, |
| {0x1, -4, 2, 0x0}, |
| {0x1, -8, 3, 0x0}, |
| {0x1, -16, 4, 0x0}, |
| {0x1, -32, 5, 0x0}}; |
| // clang-format on |
| |
| size_t nr_test_cases = sizeof(tc) / sizeof(TestCaseAlsl); |
| for (size_t i = 0; i < nr_test_cases; ++i) { |
| uint64_t res = run_alsl_d(tc[i].rj, tc[i].rk, tc[i].sa); |
| PrintF("0x%" PRIx64 " =? 0x%" PRIx64 " == Dlsa(v0, %" PRIx64 ", %" PRIx64 |
| ", %hhu)\n", |
| tc[i].expected_res, res, tc[i].rj, tc[i].rk, tc[i].sa); |
| CHECK_EQ(tc[i].expected_res, res); |
| } |
| } |
| // clang-format off |
| static const std::vector<uint32_t> ffint_ftintrz_uint32_test_values() { |
| static const uint32_t kValues[] = {0x00000000, 0x00000001, 0x00FFFF00, |
| 0x7FFFFFFF, 0x80000000, 0x80000001, |
| 0x80FFFF00, 0x8FFFFFFF, 0xFFFFFFFF}; |
| return std::vector<uint32_t>(&kValues[0], &kValues[arraysize(kValues)]); |
| } |
| |
| static const std::vector<int32_t> ffint_ftintrz_int32_test_values() { |
| static const int32_t kValues[] = { |
| static_cast<int32_t>(0x00000000), static_cast<int32_t>(0x00000001), |
| static_cast<int32_t>(0x00FFFF00), static_cast<int32_t>(0x7FFFFFFF), |
| static_cast<int32_t>(0x80000000), static_cast<int32_t>(0x80000001), |
| static_cast<int32_t>(0x80FFFF00), static_cast<int32_t>(0x8FFFFFFF), |
| static_cast<int32_t>(0xFFFFFFFF)}; |
| return std::vector<int32_t>(&kValues[0], &kValues[arraysize(kValues)]); |
| } |
| |
| static const std::vector<uint64_t> ffint_ftintrz_uint64_test_values() { |
| static const uint64_t kValues[] = { |
| 0x0000000000000000, 0x0000000000000001, 0x0000FFFFFFFF0000, |
| 0x7FFFFFFFFFFFFFFF, 0x8000000000000000, 0x8000000000000001, |
| 0x8000FFFFFFFF0000, 0x8FFFFFFFFFFFFFFF, 0xFFFFFFFFFFFFFFFF}; |
| return std::vector<uint64_t>(&kValues[0], &kValues[arraysize(kValues)]); |
| } |
| |
| static const std::vector<int64_t> ffint_ftintrz_int64_test_values() { |
| static const int64_t kValues[] = {static_cast<int64_t>(0x0000000000000000), |
| static_cast<int64_t>(0x0000000000000001), |
| static_cast<int64_t>(0x0000FFFFFFFF0000), |
| static_cast<int64_t>(0x7FFFFFFFFFFFFFFF), |
| static_cast<int64_t>(0x8000000000000000), |
| static_cast<int64_t>(0x8000000000000001), |
| static_cast<int64_t>(0x8000FFFFFFFF0000), |
| static_cast<int64_t>(0x8FFFFFFFFFFFFFFF), |
| static_cast<int64_t>(0xFFFFFFFFFFFFFFFF)}; |
| return std::vector<int64_t>(&kValues[0], &kValues[arraysize(kValues)]); |
| } |
| // clang-format on |
| |
| // Helper macros that can be used in FOR_INT32_INPUTS(i) { ... *i ... } |
| #define FOR_INPUTS(ctype, itype, var, test_vector) \ |
| std::vector<ctype> var##_vec = test_vector(); \ |
| for (std::vector<ctype>::iterator var = var##_vec.begin(); \ |
| var != var##_vec.end(); ++var) |
| |
| #define FOR_INPUTS2(ctype, itype, var, var2, test_vector) \ |
| std::vector<ctype> var##_vec = test_vector(); \ |
| std::vector<ctype>::iterator var; \ |
| std::vector<ctype>::reverse_iterator var2; \ |
| for (var = var##_vec.begin(), var2 = var##_vec.rbegin(); \ |
| var != var##_vec.end(); ++var, ++var2) |
| |
| #define FOR_ENUM_INPUTS(var, type, test_vector) \ |
| FOR_INPUTS(enum type, type, var, test_vector) |
| #define FOR_STRUCT_INPUTS(var, type, test_vector) \ |
| FOR_INPUTS(struct type, type, var, test_vector) |
| #define FOR_INT32_INPUTS(var, test_vector) \ |
| FOR_INPUTS(int32_t, int32, var, test_vector) |
| #define FOR_INT32_INPUTS2(var, var2, test_vector) \ |
| FOR_INPUTS2(int32_t, int32, var, var2, test_vector) |
| #define FOR_INT64_INPUTS(var, test_vector) \ |
| FOR_INPUTS(int64_t, int64, var, test_vector) |
| #define FOR_UINT32_INPUTS(var, test_vector) \ |
| FOR_INPUTS(uint32_t, uint32, var, test_vector) |
| #define FOR_UINT64_INPUTS(var, test_vector) \ |
| FOR_INPUTS(uint64_t, uint64, var, test_vector) |
| |
| template <typename RET_TYPE, typename IN_TYPE, typename Func> |
| RET_TYPE run_CVT(IN_TYPE x, Func GenerateConvertInstructionFunc) { |
| using F_CVT = RET_TYPE(IN_TYPE x0, int x1, int x2, int x3, int x4); |
| |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assm(isolate, v8::internal::CodeObjectRequired::kYes); |
| MacroAssembler* masm = &assm; |
| |
| GenerateConvertInstructionFunc(masm); |
| __ movfr2gr_d(a2, f9); |
| __ or_(a0, a2, zero_reg); |
| __ jirl(zero_reg, ra, 0); |
| |
| CodeDesc desc; |
| assm.GetCode(isolate, &desc); |
| Handle<Code> code = Factory::CodeBuilder(isolate, desc, |
| CodeKind::FOR_TESTING).Build(); |
| |
| auto f = GeneratedCode<F_CVT>::FromCode(*code); |
| |
| return reinterpret_cast<RET_TYPE>(f.Call(x, 0, 0, 0, 0)); |
| } |
| |
| TEST(Ffint_s_uw_Ftintrz_uw_s) { |
| CcTest::InitializeVM(); |
| FOR_UINT32_INPUTS(i, ffint_ftintrz_uint32_test_values) { |
| uint32_t input = *i; |
| auto fn = [](MacroAssembler* masm) { |
| __ Ffint_s_uw(f8, a0); |
| __ movgr2frh_w(f9, zero_reg); |
| __ Ftintrz_uw_s(f9, f8, f10); |
| }; |
| CHECK_EQ(static_cast<float>(input), run_CVT<uint32_t>(input, fn)); |
| } |
| } |
| |
| TEST(Ffint_s_ul_Ftintrz_ul_s) { |
| CcTest::InitializeVM(); |
| FOR_UINT64_INPUTS(i, ffint_ftintrz_uint64_test_values) { |
| uint64_t input = *i; |
| auto fn = [](MacroAssembler* masm) { |
| __ Ffint_s_ul(f8, a0); |
| __ Ftintrz_ul_s(f9, f8, f10, a2); |
| }; |
| CHECK_EQ(static_cast<float>(input), run_CVT<uint64_t>(input, fn)); |
| } |
| } |
| |
| TEST(Ffint_d_uw_Ftintrz_uw_d) { |
| CcTest::InitializeVM(); |
| FOR_UINT64_INPUTS(i, ffint_ftintrz_uint64_test_values) { |
| uint32_t input = *i; |
| auto fn = [](MacroAssembler* masm) { |
| __ Ffint_d_uw(f8, a0); |
| __ movgr2frh_w(f9, zero_reg); |
| __ Ftintrz_uw_d(f9, f8, f10); |
| }; |
| CHECK_EQ(static_cast<double>(input), run_CVT<uint32_t>(input, fn)); |
| } |
| } |
| |
| TEST(Ffint_d_ul_Ftintrz_ul_d) { |
| CcTest::InitializeVM(); |
| FOR_UINT64_INPUTS(i, ffint_ftintrz_uint64_test_values) { |
| uint64_t input = *i; |
| auto fn = [](MacroAssembler* masm) { |
| __ Ffint_d_ul(f8, a0); |
| __ Ftintrz_ul_d(f9, f8, f10, a2); |
| }; |
| CHECK_EQ(static_cast<double>(input), run_CVT<uint64_t>(input, fn)); |
| } |
| } |
| |
| TEST(Ffint_d_l_Ftintrz_l_ud) { |
| CcTest::InitializeVM(); |
| FOR_INT64_INPUTS(i, ffint_ftintrz_int64_test_values) { |
| int64_t input = *i; |
| uint64_t abs_input = (input >= 0 || input == INT64_MIN) ? input : -input; |
| auto fn = [](MacroAssembler* masm) { |
| __ movgr2fr_d(f8, a0); |
| __ ffint_d_l(f10, f8); |
| __ Ftintrz_l_ud(f9, f10, f11); |
| }; |
| CHECK_EQ(static_cast<double>(abs_input), run_CVT<uint64_t>(input, fn)); |
| } |
| } |
| |
| TEST(ffint_d_l_Ftint_l_d) { |
| CcTest::InitializeVM(); |
| FOR_INT64_INPUTS(i, ffint_ftintrz_int64_test_values) { |
| int64_t input = *i; |
| auto fn = [](MacroAssembler* masm) { |
| __ movgr2fr_d(f8, a0); |
| __ ffint_d_l(f10, f8); |
| __ Ftintrz_l_d(f9, f10); |
| }; |
| CHECK_EQ(static_cast<double>(input), run_CVT<int64_t>(input, fn)); |
| } |
| } |
| |
| TEST(ffint_d_w_Ftint_w_d) { |
| CcTest::InitializeVM(); |
| FOR_INT32_INPUTS(i, ffint_ftintrz_int32_test_values) { |
| int32_t input = *i; |
| auto fn = [](MacroAssembler* masm) { |
| __ movgr2fr_w(f8, a0); |
| __ ffint_d_w(f10, f8); |
| __ Ftintrz_w_d(f9, f10); |
| __ movfr2gr_s(a4, f9); |
| __ movgr2fr_d(f9, a4); |
| }; |
| CHECK_EQ(static_cast<double>(input), run_CVT<int64_t>(input, fn)); |
| } |
| } |
| |
| |
| static const std::vector<int64_t> overflow_int64_test_values() { |
| // clang-format off |
| static const int64_t kValues[] = {static_cast<int64_t>(0xF000000000000000), |
| static_cast<int64_t>(0x0000000000000001), |
| static_cast<int64_t>(0xFF00000000000000), |
| static_cast<int64_t>(0x0000F00111111110), |
| static_cast<int64_t>(0x0F00001000000000), |
| static_cast<int64_t>(0x991234AB12A96731), |
| static_cast<int64_t>(0xB0FFFF0F0F0F0F01), |
| static_cast<int64_t>(0x00006FFFFFFFFFFF), |
| static_cast<int64_t>(0xFFFFFFFFFFFFFFFF)}; |
| // clang-format on |
| return std::vector<int64_t>(&kValues[0], &kValues[arraysize(kValues)]); |
| } |
| |
| TEST(OverflowInstructions) { |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope handles(isolate); |
| |
| struct T { |
| int64_t lhs; |
| int64_t rhs; |
| int64_t output_add1; |
| int64_t output_add2; |
| int64_t output_sub1; |
| int64_t output_sub2; |
| int64_t output_mul1; |
| int64_t output_mul2; |
| int64_t overflow_add1; |
| int64_t overflow_add2; |
| int64_t overflow_sub1; |
| int64_t overflow_sub2; |
| int64_t overflow_mul1; |
| int64_t overflow_mul2; |
| }; |
| T t; |
| |
| FOR_INT64_INPUTS(i, overflow_int64_test_values) { |
| FOR_INT64_INPUTS(j, overflow_int64_test_values) { |
| int64_t ii = *i; |
| int64_t jj = *j; |
| int64_t expected_add, expected_sub; |
| int32_t ii32 = static_cast<int32_t>(ii); |
| int32_t jj32 = static_cast<int32_t>(jj); |
| int32_t expected_mul; |
| int64_t expected_add_ovf, expected_sub_ovf, expected_mul_ovf; |
| MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes); |
| MacroAssembler* masm = &assembler; |
| |
| __ ld_d(t0, a0, offsetof(T, lhs)); |
| __ ld_d(t1, a0, offsetof(T, rhs)); |
| |
| __ AddOverflow_d(t2, t0, Operand(t1), t3); |
| __ st_d(t2, a0, offsetof(T, output_add1)); |
| __ st_d(t3, a0, offsetof(T, overflow_add1)); |
| __ or_(t3, zero_reg, zero_reg); |
| __ AddOverflow_d(t0, t0, Operand(t1), t3); |
| __ st_d(t0, a0, offsetof(T, output_add2)); |
| __ st_d(t3, a0, offsetof(T, overflow_add2)); |
| |
| __ ld_d(t0, a0, offsetof(T, lhs)); |
| __ ld_d(t1, a0, offsetof(T, rhs)); |
| |
| __ SubOverflow_d(t2, t0, Operand(t1), t3); |
| __ st_d(t2, a0, offsetof(T, output_sub1)); |
| __ st_d(t3, a0, offsetof(T, overflow_sub1)); |
| __ or_(t3, zero_reg, zero_reg); |
| __ SubOverflow_d(t0, t0, Operand(t1), t3); |
| __ st_d(t0, a0, offsetof(T, output_sub2)); |
| __ st_d(t3, a0, offsetof(T, overflow_sub2)); |
| |
| __ ld_d(t0, a0, offsetof(T, lhs)); |
| __ ld_d(t1, a0, offsetof(T, rhs)); |
| __ slli_w(t0, t0, 0); |
| __ slli_w(t1, t1, 0); |
| |
| __ MulOverflow_w(t2, t0, Operand(t1), t3); |
| __ st_d(t2, a0, offsetof(T, output_mul1)); |
| __ st_d(t3, a0, offsetof(T, overflow_mul1)); |
| __ or_(t3, zero_reg, zero_reg); |
| __ MulOverflow_w(t0, t0, Operand(t1), t3); |
| __ st_d(t0, a0, offsetof(T, output_mul2)); |
| __ st_d(t3, a0, offsetof(T, overflow_mul2)); |
| |
| __ jirl(zero_reg, ra, 0); |
| |
| CodeDesc desc; |
| masm->GetCode(isolate, &desc); |
| Handle<Code> code = |
| Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build(); |
| auto f = GeneratedCode<F3>::FromCode(*code); |
| t.lhs = ii; |
| t.rhs = jj; |
| f.Call(&t, 0, 0, 0, 0); |
| |
| expected_add_ovf = base::bits::SignedAddOverflow64(ii, jj, &expected_add); |
| expected_sub_ovf = base::bits::SignedSubOverflow64(ii, jj, &expected_sub); |
| expected_mul_ovf = |
| base::bits::SignedMulOverflow32(ii32, jj32, &expected_mul); |
| |
| CHECK_EQ(expected_add_ovf, t.overflow_add1 < 0); |
| CHECK_EQ(expected_sub_ovf, t.overflow_sub1 < 0); |
| CHECK_EQ(expected_mul_ovf, t.overflow_mul1 != 0); |
| |
| CHECK_EQ(t.overflow_add1, t.overflow_add2); |
| CHECK_EQ(t.overflow_sub1, t.overflow_sub2); |
| CHECK_EQ(t.overflow_mul1, t.overflow_mul2); |
| |
| CHECK_EQ(expected_add, t.output_add1); |
| CHECK_EQ(expected_add, t.output_add2); |
| CHECK_EQ(expected_sub, t.output_sub1); |
| CHECK_EQ(expected_sub, t.output_sub2); |
| if (!expected_mul_ovf) { |
| CHECK_EQ(expected_mul, t.output_mul1); |
| CHECK_EQ(expected_mul, t.output_mul2); |
| } |
| } |
| } |
| } |
| |
| TEST(min_max_nan) { |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes); |
| MacroAssembler* masm = &assembler; |
| |
| struct TestFloat { |
| double a; |
| double b; |
| double c; |
| double d; |
| float e; |
| float f; |
| float g; |
| float h; |
| }; |
| |
| TestFloat test; |
| const double dnan = std::numeric_limits<double>::quiet_NaN(); |
| const double dinf = std::numeric_limits<double>::infinity(); |
| const double dminf = -std::numeric_limits<double>::infinity(); |
| const float fnan = std::numeric_limits<float>::quiet_NaN(); |
| const float finf = std::numeric_limits<float>::infinity(); |
| const float fminf = -std::numeric_limits<float>::infinity(); |
| const int kTableLength = 13; |
| |
| // clang-format off |
| double inputsa[kTableLength] = {dnan, 3.0, -0.0, 0.0, 42.0, dinf, dminf, |
| dinf, dnan, 3.0, dinf, dnan, dnan}; |
| double inputsb[kTableLength] = {dnan, 2.0, 0.0, -0.0, dinf, 42.0, dinf, |
| dminf, 3.0, dnan, dnan, dinf, dnan}; |
| double outputsdmin[kTableLength] = {dnan, 2.0, -0.0, -0.0, 42.0, |
| 42.0, dminf, dminf, dnan, dnan, |
| dnan, dnan, dnan}; |
| double outputsdmax[kTableLength] = {dnan, 3.0, 0.0, 0.0, dinf, dinf, dinf, |
| dinf, dnan, dnan, dnan, dnan, dnan}; |
| |
| float inputse[kTableLength] = {2.0, 3.0, -0.0, 0.0, 42.0, finf, fminf, |
| finf, fnan, 3.0, finf, fnan, fnan}; |
| float inputsf[kTableLength] = {3.0, 2.0, 0.0, -0.0, finf, 42.0, finf, |
| fminf, 3.0, fnan, fnan, finf, fnan}; |
| float outputsfmin[kTableLength] = {2.0, 2.0, -0.0, -0.0, 42.0, 42.0, fminf, |
| fminf, fnan, fnan, fnan, fnan, fnan}; |
| float outputsfmax[kTableLength] = {3.0, 3.0, 0.0, 0.0, finf, finf, finf, |
| finf, fnan, fnan, fnan, fnan, fnan}; |
| |
| // clang-format on |
| auto handle_dnan = [masm](FPURegister dst, Label* nan, Label* back) { |
| __ bind(nan); |
| __ LoadRoot(t8, RootIndex::kNanValue); |
| __ Fld_d(dst, FieldMemOperand(t8, HeapNumber::kValueOffset)); |
| __ Branch(back); |
| }; |
| |
| auto handle_snan = [masm, fnan](FPURegister dst, Label* nan, Label* back) { |
| __ bind(nan); |
| __ Move(dst, fnan); |
| __ Branch(back); |
| }; |
| |
| Label handle_mind_nan, handle_maxd_nan, handle_mins_nan, handle_maxs_nan; |
| Label back_mind_nan, back_maxd_nan, back_mins_nan, back_maxs_nan; |
| |
| __ Push(s6); |
| __ InitializeRootRegister(); |
| __ Fld_d(f8, MemOperand(a0, offsetof(TestFloat, a))); |
| __ Fld_d(f9, MemOperand(a0, offsetof(TestFloat, b))); |
| __ Fld_s(f10, MemOperand(a0, offsetof(TestFloat, e))); |
| __ Fld_s(f11, MemOperand(a0, offsetof(TestFloat, f))); |
| __ Float64Min(f12, f8, f9, &handle_mind_nan); |
| __ bind(&back_mind_nan); |
| __ Float64Max(f13, f8, f9, &handle_maxd_nan); |
| __ bind(&back_maxd_nan); |
| __ Float32Min(f14, f10, f11, &handle_mins_nan); |
| __ bind(&back_mins_nan); |
| __ Float32Max(f15, f10, f11, &handle_maxs_nan); |
| __ bind(&back_maxs_nan); |
| __ Fst_d(f12, MemOperand(a0, offsetof(TestFloat, c))); |
| __ Fst_d(f13, MemOperand(a0, offsetof(TestFloat, d))); |
| __ Fst_s(f14, MemOperand(a0, offsetof(TestFloat, g))); |
| __ Fst_s(f15, MemOperand(a0, offsetof(TestFloat, h))); |
| __ Pop(s6); |
| __ jirl(zero_reg, ra, 0); |
| |
| handle_dnan(f12, &handle_mind_nan, &back_mind_nan); |
| handle_dnan(f13, &handle_maxd_nan, &back_maxd_nan); |
| handle_snan(f14, &handle_mins_nan, &back_mins_nan); |
| handle_snan(f15, &handle_maxs_nan, &back_maxs_nan); |
| |
| CodeDesc desc; |
| masm->GetCode(isolate, &desc); |
| Handle<Code> code = |
| Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build(); |
| auto f = GeneratedCode<F3>::FromCode(*code); |
| for (int i = 0; i < kTableLength; i++) { |
| test.a = inputsa[i]; |
| test.b = inputsb[i]; |
| test.e = inputse[i]; |
| test.f = inputsf[i]; |
| |
| f.Call(&test, 0, 0, 0, 0); |
| CHECK_EQ(0, memcmp(&test.c, &outputsdmin[i], sizeof(test.c))); |
| CHECK_EQ(0, memcmp(&test.d, &outputsdmax[i], sizeof(test.d))); |
| CHECK_EQ(0, memcmp(&test.g, &outputsfmin[i], sizeof(test.g))); |
| CHECK_EQ(0, memcmp(&test.h, &outputsfmax[i], sizeof(test.h))); |
| } |
| } |
| |
| template <typename IN_TYPE, typename Func> |
| bool run_Unaligned(char* memory_buffer, int32_t in_offset, int32_t out_offset, |
| IN_TYPE value, Func GenerateUnalignedInstructionFunc) { |
| using F_CVT = int32_t(char* x0, int x1, int x2, int x3, int x4); |
| |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assm(isolate, v8::internal::CodeObjectRequired::kYes); |
| MacroAssembler* masm = &assm; |
| IN_TYPE res; |
| |
| GenerateUnalignedInstructionFunc(masm, in_offset, out_offset); |
| __ jirl(zero_reg, ra, 0); |
| |
| CodeDesc desc; |
| assm.GetCode(isolate, &desc); |
| Handle<Code> code = |
| Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build(); |
| |
| auto f = GeneratedCode<F_CVT>::FromCode(*code); |
| |
| MemCopy(memory_buffer + in_offset, &value, sizeof(IN_TYPE)); |
| f.Call(memory_buffer, 0, 0, 0, 0); |
| MemCopy(&res, memory_buffer + out_offset, sizeof(IN_TYPE)); |
| |
| return res == value; |
| } |
| |
| static const std::vector<uint64_t> unsigned_test_values() { |
| // clang-format off |
| static const uint64_t kValues[] = { |
| 0x2180F18A06384414, 0x000A714532102277, 0xBC1ACCCF180649F0, |
| 0x8000000080008000, 0x0000000000000001, 0xFFFFFFFFFFFFFFFF, |
| }; |
| // clang-format on |
| return std::vector<uint64_t>(&kValues[0], &kValues[arraysize(kValues)]); |
| } |
| |
| static const std::vector<int32_t> unsigned_test_offset() { |
| static const int32_t kValues[] = {// value, offset |
| -132 * KB, -21 * KB, 0, 19 * KB, 135 * KB}; |
| return std::vector<int32_t>(&kValues[0], &kValues[arraysize(kValues)]); |
| } |
| |
| static const std::vector<int32_t> unsigned_test_offset_increment() { |
| static const int32_t kValues[] = {-5, -4, -3, -2, -1, 0, 1, 2, 3, 4, 5}; |
| return std::vector<int32_t>(&kValues[0], &kValues[arraysize(kValues)]); |
| } |
| |
| TEST(Ld_b) { |
| CcTest::InitializeVM(); |
| |
| static const int kBufferSize = 300 * KB; |
| char memory_buffer[kBufferSize]; |
| char* buffer_middle = memory_buffer + (kBufferSize / 2); |
| |
| FOR_UINT64_INPUTS(i, unsigned_test_values) { |
| FOR_INT32_INPUTS2(j1, j2, unsigned_test_offset) { |
| FOR_INT32_INPUTS2(k1, k2, unsigned_test_offset_increment) { |
| uint16_t value = static_cast<uint64_t>(*i & 0xFFFF); |
| int32_t in_offset = *j1 + *k1; |
| int32_t out_offset = *j2 + *k2; |
| |
| auto fn_1 = [](MacroAssembler* masm, int32_t in_offset, |
| int32_t out_offset) { |
| __ Ld_b(a2, MemOperand(a0, in_offset)); |
| __ St_b(a2, MemOperand(a0, out_offset)); |
| __ or_(a0, a2, zero_reg); |
| }; |
| CHECK_EQ(true, run_Unaligned<uint8_t>(buffer_middle, in_offset, |
| out_offset, value, fn_1)); |
| |
| auto fn_2 = [](MacroAssembler* masm, int32_t in_offset, |
| int32_t out_offset) { |
| __ mov(t0, a0); |
| __ Ld_b(a0, MemOperand(a0, in_offset)); |
| __ St_b(a0, MemOperand(t0, out_offset)); |
| __ or_(a0, a2, zero_reg); |
| }; |
| CHECK_EQ(true, run_Unaligned<uint8_t>(buffer_middle, in_offset, |
| out_offset, value, fn_2)); |
| |
| auto fn_3 = [](MacroAssembler* masm, int32_t in_offset, |
| int32_t out_offset) { |
| __ mov(t0, a0); |
| __ Ld_bu(a0, MemOperand(a0, in_offset)); |
| __ St_b(a0, MemOperand(t0, out_offset)); |
| __ or_(a0, a2, zero_reg); |
| }; |
| CHECK_EQ(true, run_Unaligned<uint8_t>(buffer_middle, in_offset, |
| out_offset, value, fn_3)); |
| |
| auto fn_4 = [](MacroAssembler* masm, int32_t in_offset, |
| int32_t out_offset) { |
| __ Ld_bu(a2, MemOperand(a0, in_offset)); |
| __ St_b(a2, MemOperand(a0, out_offset)); |
| __ or_(a0, a2, zero_reg); |
| }; |
| CHECK_EQ(true, run_Unaligned<uint8_t>(buffer_middle, in_offset, |
| out_offset, value, fn_4)); |
| } |
| } |
| } |
| } |
| |
| TEST(Ld_b_bitextension) { |
| CcTest::InitializeVM(); |
| |
| static const int kBufferSize = 300 * KB; |
| char memory_buffer[kBufferSize]; |
| char* buffer_middle = memory_buffer + (kBufferSize / 2); |
| |
| FOR_UINT64_INPUTS(i, unsigned_test_values) { |
| FOR_INT32_INPUTS2(j1, j2, unsigned_test_offset) { |
| FOR_INT32_INPUTS2(k1, k2, unsigned_test_offset_increment) { |
| uint16_t value = static_cast<uint64_t>(*i & 0xFFFF); |
| int32_t in_offset = *j1 + *k1; |
| int32_t out_offset = *j2 + *k2; |
| |
| auto fn = [](MacroAssembler* masm, int32_t in_offset, |
| int32_t out_offset) { |
| Label success, fail, end, different; |
| __ Ld_b(t0, MemOperand(a0, in_offset)); |
| __ Ld_bu(t1, MemOperand(a0, in_offset)); |
| __ Branch(&different, ne, t0, Operand(t1)); |
| |
| // If signed and unsigned values are same, check |
| // the upper bits to see if they are zero |
| __ srai_w(t0, t0, 7); |
| __ Branch(&success, eq, t0, Operand(zero_reg)); |
| __ Branch(&fail); |
| |
| // If signed and unsigned values are different, |
| // check that the upper bits are complementary |
| __ bind(&different); |
| __ srai_w(t1, t1, 7); |
| __ Branch(&fail, ne, t1, Operand(1)); |
| __ srai_w(t0, t0, 7); |
| __ addi_d(t0, t0, 1); |
| __ Branch(&fail, ne, t0, Operand(zero_reg)); |
| // Fall through to success |
| |
| __ bind(&success); |
| __ Ld_b(t0, MemOperand(a0, in_offset)); |
| __ St_b(t0, MemOperand(a0, out_offset)); |
| __ Branch(&end); |
| __ bind(&fail); |
| __ St_b(zero_reg, MemOperand(a0, out_offset)); |
| __ bind(&end); |
| __ or_(a0, a2, zero_reg); |
| }; |
| CHECK_EQ(true, run_Unaligned<uint8_t>(buffer_middle, in_offset, |
| out_offset, value, fn)); |
| } |
| } |
| } |
| } |
| |
| TEST(Ld_h) { |
| CcTest::InitializeVM(); |
| |
| static const int kBufferSize = 300 * KB; |
| char memory_buffer[kBufferSize]; |
| char* buffer_middle = memory_buffer + (kBufferSize / 2); |
| |
| FOR_UINT64_INPUTS(i, unsigned_test_values) { |
| FOR_INT32_INPUTS2(j1, j2, unsigned_test_offset) { |
| FOR_INT32_INPUTS2(k1, k2, unsigned_test_offset_increment) { |
| uint16_t value = static_cast<uint64_t>(*i & 0xFFFF); |
| int32_t in_offset = *j1 + *k1; |
| int32_t out_offset = *j2 + *k2; |
| |
| auto fn_1 = [](MacroAssembler* masm, int32_t in_offset, |
| int32_t out_offset) { |
| __ Ld_h(a2, MemOperand(a0, in_offset)); |
| __ St_h(a2, MemOperand(a0, out_offset)); |
| __ or_(a0, a2, zero_reg); |
| }; |
| CHECK_EQ(true, run_Unaligned<uint16_t>(buffer_middle, in_offset, |
| out_offset, value, fn_1)); |
| |
| auto fn_2 = [](MacroAssembler* masm, int32_t in_offset, |
| int32_t out_offset) { |
| __ mov(t0, a0); |
| __ Ld_h(a0, MemOperand(a0, in_offset)); |
| __ St_h(a0, MemOperand(t0, out_offset)); |
| __ or_(a0, a2, zero_reg); |
| }; |
| CHECK_EQ(true, run_Unaligned<uint16_t>(buffer_middle, in_offset, |
| out_offset, value, fn_2)); |
| |
| auto fn_3 = [](MacroAssembler* masm, int32_t in_offset, |
| int32_t out_offset) { |
| __ mov(t0, a0); |
| __ Ld_hu(a0, MemOperand(a0, in_offset)); |
| __ St_h(a0, MemOperand(t0, out_offset)); |
| __ or_(a0, a2, zero_reg); |
| }; |
| CHECK_EQ(true, run_Unaligned<uint16_t>(buffer_middle, in_offset, |
| out_offset, value, fn_3)); |
| |
| auto fn_4 = [](MacroAssembler* masm, int32_t in_offset, |
| int32_t out_offset) { |
| __ Ld_hu(a2, MemOperand(a0, in_offset)); |
| __ St_h(a2, MemOperand(a0, out_offset)); |
| __ or_(a0, a2, zero_reg); |
| }; |
| CHECK_EQ(true, run_Unaligned<uint16_t>(buffer_middle, in_offset, |
| out_offset, value, fn_4)); |
| } |
| } |
| } |
| } |
| |
| TEST(Ld_h_bitextension) { |
| CcTest::InitializeVM(); |
| |
| static const int kBufferSize = 300 * KB; |
| char memory_buffer[kBufferSize]; |
| char* buffer_middle = memory_buffer + (kBufferSize / 2); |
| |
| FOR_UINT64_INPUTS(i, unsigned_test_values) { |
| FOR_INT32_INPUTS2(j1, j2, unsigned_test_offset) { |
| FOR_INT32_INPUTS2(k1, k2, unsigned_test_offset_increment) { |
| uint16_t value = static_cast<uint64_t>(*i & 0xFFFF); |
| int32_t in_offset = *j1 + *k1; |
| int32_t out_offset = *j2 + *k2; |
| |
| auto fn = [](MacroAssembler* masm, int32_t in_offset, |
| int32_t out_offset) { |
| Label success, fail, end, different; |
| __ Ld_h(t0, MemOperand(a0, in_offset)); |
| __ Ld_hu(t1, MemOperand(a0, in_offset)); |
| __ Branch(&different, ne, t0, Operand(t1)); |
| |
| // If signed and unsigned values are same, check |
| // the upper bits to see if they are zero |
| __ srai_w(t0, t0, 15); |
| __ Branch(&success, eq, t0, Operand(zero_reg)); |
| __ Branch(&fail); |
| |
| // If signed and unsigned values are different, |
| // check that the upper bits are complementary |
| __ bind(&different); |
| __ srai_w(t1, t1, 15); |
| __ Branch(&fail, ne, t1, Operand(1)); |
| __ srai_w(t0, t0, 15); |
| __ addi_d(t0, t0, 1); |
| __ Branch(&fail, ne, t0, Operand(zero_reg)); |
| // Fall through to success |
| |
| __ bind(&success); |
| __ Ld_h(t0, MemOperand(a0, in_offset)); |
| __ St_h(t0, MemOperand(a0, out_offset)); |
| __ Branch(&end); |
| __ bind(&fail); |
| __ St_h(zero_reg, MemOperand(a0, out_offset)); |
| __ bind(&end); |
| __ or_(a0, a2, zero_reg); |
| }; |
| CHECK_EQ(true, run_Unaligned<uint16_t>(buffer_middle, in_offset, |
| out_offset, value, fn)); |
| } |
| } |
| } |
| } |
| |
| TEST(Ld_w) { |
| CcTest::InitializeVM(); |
| |
| static const int kBufferSize = 300 * KB; |
| char memory_buffer[kBufferSize]; |
| char* buffer_middle = memory_buffer + (kBufferSize / 2); |
| |
| FOR_UINT64_INPUTS(i, unsigned_test_values) { |
| FOR_INT32_INPUTS2(j1, j2, unsigned_test_offset) { |
| FOR_INT32_INPUTS2(k1, k2, unsigned_test_offset_increment) { |
| uint32_t value = static_cast<uint32_t>(*i & 0xFFFFFFFF); |
| int32_t in_offset = *j1 + *k1; |
| int32_t out_offset = *j2 + *k2; |
| |
| auto fn_1 = [](MacroAssembler* masm, int32_t in_offset, |
| int32_t out_offset) { |
| __ Ld_w(a2, MemOperand(a0, in_offset)); |
| __ St_w(a2, MemOperand(a0, out_offset)); |
| __ or_(a0, a2, zero_reg); |
| }; |
| CHECK_EQ(true, run_Unaligned<uint32_t>(buffer_middle, in_offset, |
| out_offset, value, fn_1)); |
| |
| auto fn_2 = [](MacroAssembler* masm, int32_t in_offset, |
| int32_t out_offset) { |
| __ mov(t0, a0); |
| __ Ld_w(a0, MemOperand(a0, in_offset)); |
| __ St_w(a0, MemOperand(t0, out_offset)); |
| __ or_(a0, a2, zero_reg); |
| }; |
| CHECK_EQ(true, |
| run_Unaligned<uint32_t>(buffer_middle, in_offset, out_offset, |
| (uint32_t)value, fn_2)); |
| |
| auto fn_3 = [](MacroAssembler* masm, int32_t in_offset, |
| int32_t out_offset) { |
| __ Ld_wu(a2, MemOperand(a0, in_offset)); |
| __ St_w(a2, MemOperand(a0, out_offset)); |
| __ or_(a0, a2, zero_reg); |
| }; |
| CHECK_EQ(true, run_Unaligned<uint32_t>(buffer_middle, in_offset, |
| out_offset, value, fn_3)); |
| |
| auto fn_4 = [](MacroAssembler* masm, int32_t in_offset, |
| int32_t out_offset) { |
| __ mov(t0, a0); |
| __ Ld_wu(a0, MemOperand(a0, in_offset)); |
| __ St_w(a0, MemOperand(t0, out_offset)); |
| __ or_(a0, a2, zero_reg); |
| }; |
| CHECK_EQ(true, |
| run_Unaligned<uint32_t>(buffer_middle, in_offset, out_offset, |
| (uint32_t)value, fn_4)); |
| } |
| } |
| } |
| } |
| |
| TEST(Ld_w_extension) { |
| CcTest::InitializeVM(); |
| |
| static const int kBufferSize = 300 * KB; |
| char memory_buffer[kBufferSize]; |
| char* buffer_middle = memory_buffer + (kBufferSize / 2); |
| |
| FOR_UINT64_INPUTS(i, unsigned_test_values) { |
| FOR_INT32_INPUTS2(j1, j2, unsigned_test_offset) { |
| FOR_INT32_INPUTS2(k1, k2, unsigned_test_offset_increment) { |
| uint32_t value = static_cast<uint32_t>(*i & 0xFFFFFFFF); |
| int32_t in_offset = *j1 + *k1; |
| int32_t out_offset = *j2 + *k2; |
| |
| auto fn = [](MacroAssembler* masm, int32_t in_offset, |
| int32_t out_offset) { |
| Label success, fail, end, different; |
| __ Ld_w(t0, MemOperand(a0, in_offset)); |
| __ Ld_wu(t1, MemOperand(a0, in_offset)); |
| __ Branch(&different, ne, t0, Operand(t1)); |
| |
| // If signed and unsigned values are same, check |
| // the upper bits to see if they are zero |
| __ srai_d(t0, t0, 31); |
| __ Branch(&success, eq, t0, Operand(zero_reg)); |
| __ Branch(&fail); |
| |
| // If signed and unsigned values are different, |
| // check that the upper bits are complementary |
| __ bind(&different); |
| __ srai_d(t1, t1, 31); |
| __ Branch(&fail, ne, t1, Operand(1)); |
| __ srai_d(t0, t0, 31); |
| __ addi_d(t0, t0, 1); |
| __ Branch(&fail, ne, t0, Operand(zero_reg)); |
| // Fall through to success |
| |
| __ bind(&success); |
| __ Ld_w(t0, MemOperand(a0, in_offset)); |
| __ St_w(t0, MemOperand(a0, out_offset)); |
| __ Branch(&end); |
| __ bind(&fail); |
| __ St_w(zero_reg, MemOperand(a0, out_offset)); |
| __ bind(&end); |
| __ or_(a0, a2, zero_reg); |
| }; |
| CHECK_EQ(true, run_Unaligned<uint32_t>(buffer_middle, in_offset, |
| out_offset, value, fn)); |
| } |
| } |
| } |
| } |
| |
| TEST(Ld_d) { |
| CcTest::InitializeVM(); |
| |
| static const int kBufferSize = 300 * KB; |
| char memory_buffer[kBufferSize]; |
| char* buffer_middle = memory_buffer + (kBufferSize / 2); |
| |
| FOR_UINT64_INPUTS(i, unsigned_test_values) { |
| FOR_INT32_INPUTS2(j1, j2, unsigned_test_offset) { |
| FOR_INT32_INPUTS2(k1, k2, unsigned_test_offset_increment) { |
| uint64_t value = *i; |
| int32_t in_offset = *j1 + *k1; |
| int32_t out_offset = *j2 + *k2; |
| |
| auto fn_1 = [](MacroAssembler* masm, int32_t in_offset, |
| int32_t out_offset) { |
| __ Ld_d(a2, MemOperand(a0, in_offset)); |
| __ St_d(a2, MemOperand(a0, out_offset)); |
| __ or_(a0, a2, zero_reg); |
| }; |
| CHECK_EQ(true, run_Unaligned<uint64_t>(buffer_middle, in_offset, |
| out_offset, value, fn_1)); |
| |
| auto fn_2 = [](MacroAssembler* masm, int32_t in_offset, |
| int32_t out_offset) { |
| __ mov(t0, a0); |
| __ Ld_d(a0, MemOperand(a0, in_offset)); |
| __ St_d(a0, MemOperand(t0, out_offset)); |
| __ or_(a0, a2, zero_reg); |
| }; |
| CHECK_EQ(true, |
| run_Unaligned<uint64_t>(buffer_middle, in_offset, out_offset, |
| (uint32_t)value, fn_2)); |
| } |
| } |
| } |
| } |
| |
| TEST(Fld_s) { |
| CcTest::InitializeVM(); |
| |
| static const int kBufferSize = 300 * KB; |
| char memory_buffer[kBufferSize]; |
| char* buffer_middle = memory_buffer + (kBufferSize / 2); |
| |
| FOR_UINT64_INPUTS(i, unsigned_test_values) { |
| FOR_INT32_INPUTS2(j1, j2, unsigned_test_offset) { |
| FOR_INT32_INPUTS2(k1, k2, unsigned_test_offset_increment) { |
| float value = static_cast<float>(*i & 0xFFFFFFFF); |
| int32_t in_offset = *j1 + *k1; |
| int32_t out_offset = *j2 + *k2; |
| |
| auto fn = [](MacroAssembler* masm, int32_t in_offset, |
| int32_t out_offset) { |
| __ Fld_s(f0, MemOperand(a0, in_offset)); |
| __ Fst_s(f0, MemOperand(a0, out_offset)); |
| }; |
| CHECK_EQ(true, run_Unaligned<float>(buffer_middle, in_offset, |
| out_offset, value, fn)); |
| } |
| } |
| } |
| } |
| |
| TEST(Fld_d) { |
| CcTest::InitializeVM(); |
| |
| static const int kBufferSize = 300 * KB; |
| char memory_buffer[kBufferSize]; |
| char* buffer_middle = memory_buffer + (kBufferSize / 2); |
| |
| FOR_UINT64_INPUTS(i, unsigned_test_values) { |
| FOR_INT32_INPUTS2(j1, j2, unsigned_test_offset) { |
| FOR_INT32_INPUTS2(k1, k2, unsigned_test_offset_increment) { |
| double value = static_cast<double>(*i); |
| int32_t in_offset = *j1 + *k1; |
| int32_t out_offset = *j2 + *k2; |
| |
| auto fn = [](MacroAssembler* masm, int32_t in_offset, |
| int32_t out_offset) { |
| __ Fld_d(f0, MemOperand(a0, in_offset)); |
| __ Fst_d(f0, MemOperand(a0, out_offset)); |
| }; |
| CHECK_EQ(true, run_Unaligned<double>(buffer_middle, in_offset, |
| out_offset, value, fn)); |
| } |
| } |
| } |
| } |
| |
| static const std::vector<uint64_t> sltu_test_values() { |
| // clang-format off |
| static const uint64_t kValues[] = { |
| 0, |
| 1, |
| 0x7FE, |
| 0x7FF, |
| 0x800, |
| 0x801, |
| 0xFFE, |
| 0xFFF, |
| 0xFFFFFFFFFFFFF7FE, |
| 0xFFFFFFFFFFFFF7FF, |
| 0xFFFFFFFFFFFFF800, |
| 0xFFFFFFFFFFFFF801, |
| 0xFFFFFFFFFFFFFFFE, |
| 0xFFFFFFFFFFFFFFFF, |
| }; |
| // clang-format on |
| return std::vector<uint64_t>(&kValues[0], &kValues[arraysize(kValues)]); |
| } |
| |
| template <typename Func> |
| bool run_Sltu(uint64_t rj, uint64_t rk, Func GenerateSltuInstructionFunc) { |
| using F_CVT = int64_t(uint64_t x0, uint64_t x1, int x2, int x3, int x4); |
| |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assm(isolate, v8::internal::CodeObjectRequired::kYes); |
| MacroAssembler* masm = &assm; |
| |
| GenerateSltuInstructionFunc(masm, rk); |
| __ or_(a0, a2, zero_reg); |
| __ jirl(zero_reg, ra, 0); |
| |
| CodeDesc desc; |
| assm.GetCode(isolate, &desc); |
| Handle<Code> code = |
| Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build(); |
| |
| auto f = GeneratedCode<F_CVT>::FromCode(*code); |
| int64_t res = reinterpret_cast<int64_t>(f.Call(rj, rk, 0, 0, 0)); |
| return res == 1; |
| } |
| |
| TEST(Sltu) { |
| CcTest::InitializeVM(); |
| |
| FOR_UINT64_INPUTS(i, sltu_test_values) { |
| FOR_UINT64_INPUTS(j, sltu_test_values) { |
| uint64_t rj = *i; |
| uint64_t rk = *j; |
| |
| auto fn_1 = [](MacroAssembler* masm, uint64_t imm) { |
| __ Sltu(a2, a0, Operand(imm)); |
| }; |
| CHECK_EQ(rj < rk, run_Sltu(rj, rk, fn_1)); |
| |
| auto fn_2 = [](MacroAssembler* masm, uint64_t imm) { |
| __ Sltu(a2, a0, a1); |
| }; |
| CHECK_EQ(rj < rk, run_Sltu(rj, rk, fn_2)); |
| } |
| } |
| } |
| |
| template <typename T, typename Inputs, typename Results> |
| static GeneratedCode<F4> GenerateMacroFloat32MinMax(MacroAssembler* masm) { |
| T a = T::from_code(8); // f8 |
| T b = T::from_code(9); // f9 |
| T c = T::from_code(10); // f10 |
| |
| Label ool_min_abc, ool_min_aab, ool_min_aba; |
| Label ool_max_abc, ool_max_aab, ool_max_aba; |
| |
| Label done_min_abc, done_min_aab, done_min_aba; |
| Label done_max_abc, done_max_aab, done_max_aba; |
| |
| #define FLOAT_MIN_MAX(fminmax, res, x, y, done, ool, res_field) \ |
| __ Fld_s(x, MemOperand(a0, offsetof(Inputs, src1_))); \ |
| __ Fld_s(y, MemOperand(a0, offsetof(Inputs, src2_))); \ |
| __ fminmax(res, x, y, &ool); \ |
| __ bind(&done); \ |
| __ Fst_s(a, MemOperand(a1, offsetof(Results, res_field))) |
| |
| // a = min(b, c); |
| FLOAT_MIN_MAX(Float32Min, a, b, c, done_min_abc, ool_min_abc, min_abc_); |
| // a = min(a, b); |
| FLOAT_MIN_MAX(Float32Min, a, a, b, done_min_aab, ool_min_aab, min_aab_); |
| // a = min(b, a); |
| FLOAT_MIN_MAX(Float32Min, a, b, a, done_min_aba, ool_min_aba, min_aba_); |
| |
| // a = max(b, c); |
| FLOAT_MIN_MAX(Float32Max, a, b, c, done_max_abc, ool_max_abc, max_abc_); |
| // a = max(a, b); |
| FLOAT_MIN_MAX(Float32Max, a, a, b, done_max_aab, ool_max_aab, max_aab_); |
| // a = max(b, a); |
| FLOAT_MIN_MAX(Float32Max, a, b, a, done_max_aba, ool_max_aba, max_aba_); |
| |
| #undef FLOAT_MIN_MAX |
| |
| __ jirl(zero_reg, ra, 0); |
| |
| // Generate out-of-line cases. |
| __ bind(&ool_min_abc); |
| __ Float32MinOutOfLine(a, b, c); |
| __ Branch(&done_min_abc); |
| |
| __ bind(&ool_min_aab); |
| __ Float32MinOutOfLine(a, a, b); |
| __ Branch(&done_min_aab); |
| |
| __ bind(&ool_min_aba); |
| __ Float32MinOutOfLine(a, b, a); |
| __ Branch(&done_min_aba); |
| |
| __ bind(&ool_max_abc); |
| __ Float32MaxOutOfLine(a, b, c); |
| __ Branch(&done_max_abc); |
| |
| __ bind(&ool_max_aab); |
| __ Float32MaxOutOfLine(a, a, b); |
| __ Branch(&done_max_aab); |
| |
| __ bind(&ool_max_aba); |
| __ Float32MaxOutOfLine(a, b, a); |
| __ Branch(&done_max_aba); |
| |
| CodeDesc desc; |
| masm->GetCode(masm->isolate(), &desc); |
| Handle<Code> code = |
| Factory::CodeBuilder(masm->isolate(), desc, CodeKind::FOR_TESTING) |
| .Build(); |
| #ifdef DEBUG |
| StdoutStream os; |
| code->Print(os); |
| #endif |
| return GeneratedCode<F4>::FromCode(*code); |
| } |
| |
| TEST(macro_float_minmax_f32) { |
| // Test the Float32Min and Float32Max macros. |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| |
| MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes); |
| MacroAssembler* masm = &assembler; |
| |
| struct Inputs { |
| float src1_; |
| float src2_; |
| }; |
| |
| struct Results { |
| // Check all register aliasing possibilities in order to exercise all |
| // code-paths in the macro assembler. |
| float min_abc_; |
| float min_aab_; |
| float min_aba_; |
| float max_abc_; |
| float max_aab_; |
| float max_aba_; |
| }; |
| |
| GeneratedCode<F4> f = |
| GenerateMacroFloat32MinMax<FPURegister, Inputs, Results>(masm); |
| |
| #define CHECK_MINMAX(src1, src2, min, max) \ |
| do { \ |
| Inputs inputs = {src1, src2}; \ |
| Results results; \ |
| f.Call(&inputs, &results, 0, 0, 0); \ |
| CHECK_EQ(base::bit_cast<uint32_t>(min), \ |
| base::bit_cast<uint32_t>(results.min_abc_)); \ |
| CHECK_EQ(base::bit_cast<uint32_t>(min), \ |
| base::bit_cast<uint32_t>(results.min_aab_)); \ |
| CHECK_EQ(base::bit_cast<uint32_t>(min), \ |
| base::bit_cast<uint32_t>(results.min_aba_)); \ |
| CHECK_EQ(base::bit_cast<uint32_t>(max), \ |
| base::bit_cast<uint32_t>(results.max_abc_)); \ |
| CHECK_EQ(base::bit_cast<uint32_t>(max), \ |
| base::bit_cast<uint32_t>(results.max_aab_)); \ |
| CHECK_EQ(base::bit_cast<uint32_t>(max), \ |
| base::bit_cast<uint32_t>(results.max_aba_)); \ |
| /* Use a base::bit_cast to correctly identify -0.0 and NaNs. */ \ |
| } while (0) |
| |
| float nan_a = std::numeric_limits<float>::quiet_NaN(); |
| float nan_b = std::numeric_limits<float>::quiet_NaN(); |
| |
| CHECK_MINMAX(1.0f, -1.0f, -1.0f, 1.0f); |
| CHECK_MINMAX(-1.0f, 1.0f, -1.0f, 1.0f); |
| CHECK_MINMAX(0.0f, -1.0f, -1.0f, 0.0f); |
| CHECK_MINMAX(-1.0f, 0.0f, -1.0f, 0.0f); |
| CHECK_MINMAX(-0.0f, -1.0f, -1.0f, -0.0f); |
| CHECK_MINMAX(-1.0f, -0.0f, -1.0f, -0.0f); |
| CHECK_MINMAX(0.0f, 1.0f, 0.0f, 1.0f); |
| CHECK_MINMAX(1.0f, 0.0f, 0.0f, 1.0f); |
| |
| CHECK_MINMAX(0.0f, 0.0f, 0.0f, 0.0f); |
| CHECK_MINMAX(-0.0f, -0.0f, -0.0f, -0.0f); |
| CHECK_MINMAX(-0.0f, 0.0f, -0.0f, 0.0f); |
| CHECK_MINMAX(0.0f, -0.0f, -0.0f, 0.0f); |
| |
| CHECK_MINMAX(0.0f, nan_a, nan_a, nan_a); |
| CHECK_MINMAX(nan_a, 0.0f, nan_a, nan_a); |
| CHECK_MINMAX(nan_a, nan_b, nan_a, nan_a); |
| CHECK_MINMAX(nan_b, nan_a, nan_b, nan_b); |
| |
| #undef CHECK_MINMAX |
| } |
| |
| template <typename T, typename Inputs, typename Results> |
| static GeneratedCode<F4> GenerateMacroFloat64MinMax(MacroAssembler* masm) { |
| T a = T::from_code(8); // f8 |
| T b = T::from_code(9); // f9 |
| T c = T::from_code(10); // f10 |
| |
| Label ool_min_abc, ool_min_aab, ool_min_aba; |
| Label ool_max_abc, ool_max_aab, ool_max_aba; |
| |
| Label done_min_abc, done_min_aab, done_min_aba; |
| Label done_max_abc, done_max_aab, done_max_aba; |
| |
| #define FLOAT_MIN_MAX(fminmax, res, x, y, done, ool, res_field) \ |
| __ Fld_d(x, MemOperand(a0, offsetof(Inputs, src1_))); \ |
| __ Fld_d(y, MemOperand(a0, offsetof(Inputs, src2_))); \ |
| __ fminmax(res, x, y, &ool); \ |
| __ bind(&done); \ |
| __ Fst_d(a, MemOperand(a1, offsetof(Results, res_field))) |
| |
| // a = min(b, c); |
| FLOAT_MIN_MAX(Float64Min, a, b, c, done_min_abc, ool_min_abc, min_abc_); |
| // a = min(a, b); |
| FLOAT_MIN_MAX(Float64Min, a, a, b, done_min_aab, ool_min_aab, min_aab_); |
| // a = min(b, a); |
| FLOAT_MIN_MAX(Float64Min, a, b, a, done_min_aba, ool_min_aba, min_aba_); |
| |
| // a = max(b, c); |
| FLOAT_MIN_MAX(Float64Max, a, b, c, done_max_abc, ool_max_abc, max_abc_); |
| // a = max(a, b); |
| FLOAT_MIN_MAX(Float64Max, a, a, b, done_max_aab, ool_max_aab, max_aab_); |
| // a = max(b, a); |
| FLOAT_MIN_MAX(Float64Max, a, b, a, done_max_aba, ool_max_aba, max_aba_); |
| |
| #undef FLOAT_MIN_MAX |
| |
| __ jirl(zero_reg, ra, 0); |
| |
| // Generate out-of-line cases. |
| __ bind(&ool_min_abc); |
| __ Float64MinOutOfLine(a, b, c); |
| __ Branch(&done_min_abc); |
| |
| __ bind(&ool_min_aab); |
| __ Float64MinOutOfLine(a, a, b); |
| __ Branch(&done_min_aab); |
| |
| __ bind(&ool_min_aba); |
| __ Float64MinOutOfLine(a, b, a); |
| __ Branch(&done_min_aba); |
| |
| __ bind(&ool_max_abc); |
| __ Float64MaxOutOfLine(a, b, c); |
| __ Branch(&done_max_abc); |
| |
| __ bind(&ool_max_aab); |
| __ Float64MaxOutOfLine(a, a, b); |
| __ Branch(&done_max_aab); |
| |
| __ bind(&ool_max_aba); |
| __ Float64MaxOutOfLine(a, b, a); |
| __ Branch(&done_max_aba); |
| |
| CodeDesc desc; |
| masm->GetCode(masm->isolate(), &desc); |
| Handle<Code> code = |
| Factory::CodeBuilder(masm->isolate(), desc, CodeKind::FOR_TESTING) |
| .Build(); |
| #ifdef DEBUG |
| StdoutStream os; |
| code->Print(os); |
| #endif |
| return GeneratedCode<F4>::FromCode(*code); |
| } |
| |
| TEST(macro_float_minmax_f64) { |
| // Test the Float64Min and Float64Max macros. |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| |
| MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes); |
| MacroAssembler* masm = &assembler; |
| |
| struct Inputs { |
| double src1_; |
| double src2_; |
| }; |
| |
| struct Results { |
| // Check all register aliasing possibilities in order to exercise all |
| // code-paths in the macro assembler. |
| double min_abc_; |
| double min_aab_; |
| double min_aba_; |
| double max_abc_; |
| double max_aab_; |
| double max_aba_; |
| }; |
| |
| GeneratedCode<F4> f = |
| GenerateMacroFloat64MinMax<DoubleRegister, Inputs, Results>(masm); |
| |
| #define CHECK_MINMAX(src1, src2, min, max) \ |
| do { \ |
| Inputs inputs = {src1, src2}; \ |
| Results results; \ |
| f.Call(&inputs, &results, 0, 0, 0); \ |
| CHECK_EQ(base::bit_cast<uint64_t>(min), \ |
| base::bit_cast<uint64_t>(results.min_abc_)); \ |
| CHECK_EQ(base::bit_cast<uint64_t>(min), \ |
| base::bit_cast<uint64_t>(results.min_aab_)); \ |
| CHECK_EQ(base::bit_cast<uint64_t>(min), \ |
| base::bit_cast<uint64_t>(results.min_aba_)); \ |
| CHECK_EQ(base::bit_cast<uint64_t>(max), \ |
| base::bit_cast<uint64_t>(results.max_abc_)); \ |
| CHECK_EQ(base::bit_cast<uint64_t>(max), \ |
| base::bit_cast<uint64_t>(results.max_aab_)); \ |
| CHECK_EQ(base::bit_cast<uint64_t>(max), \ |
| base::bit_cast<uint64_t>(results.max_aba_)); \ |
| /* Use a base::bit_cast to correctly identify -0.0 and NaNs. */ \ |
| } while (0) |
| |
| double nan_a = std::numeric_limits<double>::quiet_NaN(); |
| double nan_b = std::numeric_limits<double>::quiet_NaN(); |
| |
| CHECK_MINMAX(1.0, -1.0, -1.0, 1.0); |
| CHECK_MINMAX(-1.0, 1.0, -1.0, 1.0); |
| CHECK_MINMAX(0.0, -1.0, -1.0, 0.0); |
| CHECK_MINMAX(-1.0, 0.0, -1.0, 0.0); |
| CHECK_MINMAX(-0.0, -1.0, -1.0, -0.0); |
| CHECK_MINMAX(-1.0, -0.0, -1.0, -0.0); |
| CHECK_MINMAX(0.0, 1.0, 0.0, 1.0); |
| CHECK_MINMAX(1.0, 0.0, 0.0, 1.0); |
| |
| CHECK_MINMAX(0.0, 0.0, 0.0, 0.0); |
| CHECK_MINMAX(-0.0, -0.0, -0.0, -0.0); |
| CHECK_MINMAX(-0.0, 0.0, -0.0, 0.0); |
| CHECK_MINMAX(0.0, -0.0, -0.0, 0.0); |
| |
| CHECK_MINMAX(0.0, nan_a, nan_a, nan_a); |
| CHECK_MINMAX(nan_a, 0.0, nan_a, nan_a); |
| CHECK_MINMAX(nan_a, nan_b, nan_a, nan_a); |
| CHECK_MINMAX(nan_b, nan_a, nan_b, nan_b); |
| |
| #undef CHECK_MINMAX |
| } |
| |
| uint64_t run_Sub_w(uint64_t imm, int32_t num_instr) { |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| |
| MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes); |
| MacroAssembler* masm = &assembler; |
| |
| Label code_start; |
| __ bind(&code_start); |
| __ Sub_w(a2, zero_reg, Operand(imm)); |
| CHECK_EQ(masm->InstructionsGeneratedSince(&code_start), num_instr); |
| __ or_(a0, a2, zero_reg); |
| __ jirl(zero_reg, ra, 0); |
| |
| CodeDesc desc; |
| masm->GetCode(isolate, &desc); |
| Handle<Code> code = |
| Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build(); |
| #ifdef OBJECT_PRINT |
| code->Print(std::cout); |
| #endif |
| auto f = GeneratedCode<F2>::FromCode(*code); |
| |
| uint64_t res = reinterpret_cast<uint64_t>(f.Call(0, 0, 0, 0, 0)); |
| |
| return res; |
| } |
| |
| TEST(SUB_W) { |
| CcTest::InitializeVM(); |
| |
| // Test Subu macro-instruction for min_int12 and max_int12 border cases. |
| // For subtracting int16 immediate values we use addiu. |
| |
| struct TestCaseSub { |
| uint64_t imm; |
| uint64_t expected_res; |
| int32_t num_instr; |
| }; |
| |
| // We call Sub_w(v0, zero_reg, imm) to test cases listed below. |
| // 0 - imm = expected_res |
| // clang-format off |
| struct TestCaseSub tc[] = { |
| // imm, expected_res, num_instr |
| {0xFFFFFFFFFFFFF800, 0x800, 2}, // min_int12 |
| // The test case above generates ori + add_w instruction sequence. |
| // We can't have just addi_ because -min_int12 > max_int12 so use |
| // register. We can load min_int12 to at register with addi_w and then |
| // subtract at with sub_w, but now we use ori + add_w because -min_int12 |
| // can be loaded using ori. |
| {0x800, 0xFFFFFFFFFFFFF800, 1}, // max_int12 + 1 |
| // Generates addi_w |
| // max_int12 + 1 is not int12 but -(max_int12 + 1) is, just use addi_w. |
| {0xFFFFFFFFFFFFF7FF, 0x801, 2}, // min_int12 - 1 |
| // Generates ori + add_w |
| // To load this value to at we need two instructions and another one to |
| // subtract, lu12i + ori + sub_w. But we can load -value to at using just |
| // ori and then add at register with add_w. |
| {0x801, 0xFFFFFFFFFFFFF7FF, 2}, // max_int12 + 2 |
| // Generates ori + sub_w |
| // Not int12 but is uint12, load value to at with ori and subtract with |
| // sub_w. |
| {0x00010000, 0xFFFFFFFFFFFF0000, 2}, |
| // Generates lu12i_w + sub_w |
| // Load value using lui to at and subtract with subu. |
| {0x00010001, 0xFFFFFFFFFFFEFFFF, 3}, |
| // Generates lu12i + ori + sub_w |
| // We have to generate three instructions in this case. |
| {0x7FFFFFFF, 0xFFFFFFFF80000001, 3}, // max_int32 |
| // Generates lu12i_w + ori + sub_w |
| {0xFFFFFFFF80000000, 0xFFFFFFFF80000000, 2}, // min_int32 |
| // The test case above generates lu12i + sub_w intruction sequence. |
| // The result of 0 - min_int32 eqauls max_int32 + 1, which wraps around to |
| // min_int32 again. |
| }; |
| // clang-format on |
| |
| size_t nr_test_cases = sizeof(tc) / sizeof(TestCaseSub); |
| for (size_t i = 0; i < nr_test_cases; ++i) { |
| CHECK_EQ(tc[i].expected_res, run_Sub_w(tc[i].imm, tc[i].num_instr)); |
| } |
| } |
| |
| uint64_t run_Sub_d(uint64_t imm, int32_t num_instr) { |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| |
| MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes); |
| MacroAssembler* masm = &assembler; |
| |
| Label code_start; |
| __ bind(&code_start); |
| __ Sub_d(a2, zero_reg, Operand(imm)); |
| CHECK_EQ(masm->InstructionsGeneratedSince(&code_start), num_instr); |
| __ or_(a0, a2, zero_reg); |
| __ jirl(zero_reg, ra, 0); |
| |
| CodeDesc desc; |
| masm->GetCode(isolate, &desc); |
| Handle<Code> code = |
| Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build(); |
| #ifdef OBJECT_PRINT |
| code->Print(std::cout); |
| #endif |
| auto f = GeneratedCode<F2>::FromCode(*code); |
| |
| uint64_t res = reinterpret_cast<uint64_t>(f.Call(0, 0, 0, 0, 0)); |
| |
| return res; |
| } |
| |
| TEST(SUB_D) { |
| CcTest::InitializeVM(); |
| |
| // Test Sub_d macro-instruction for min_int12 and max_int12 border cases. |
| // For subtracting int12 immediate values we use addi_d. |
| |
| struct TestCaseSub { |
| uint64_t imm; |
| uint64_t expected_res; |
| int32_t num_instr; |
| }; |
| // We call Sub(v0, zero_reg, imm) to test cases listed below. |
| // 0 - imm = expected_res |
| // clang-format off |
| struct TestCaseSub tc[] = { |
| // imm, expected_res, num_instr |
| {0xFFFFFFFFFFFFF800, 0x800, 2}, // min_int12 |
| // The test case above generates addi_d instruction. |
| // This is int12 value and we can load it using just addi_d. |
| { 0x800, 0xFFFFFFFFFFFFF800, 1}, // max_int12 + 1 |
| // Generates addi_d |
| // max_int12 + 1 is not int12 but is uint12, just use ori. |
| {0xFFFFFFFFFFFFF7FF, 0x801, 2}, // min_int12 - 1 |
| // Generates ori + add_d |
| { 0x801, 0xFFFFFFFFFFFFF7FF, 2}, // max_int12 + 2 |
| // Generates ori + add_d |
| { 0x00001000, 0xFFFFFFFFFFFFF000, 2}, // max_uint12 + 1 |
| // Generates lu12i_w + sub_d |
| { 0x00001001, 0xFFFFFFFFFFFFEFFF, 3}, // max_uint12 + 2 |
| // Generates lu12i_w + ori + sub_d |
| {0x00000000FFFFFFFF, 0xFFFFFFFF00000001, 3}, // max_uint32 |
| // Generates addi_w + li32i_d + sub_d |
| {0x00000000FFFFFFFE, 0xFFFFFFFF00000002, 3}, // max_uint32 - 1 |
| // Generates addi_w + li32i_d + sub_d |
| {0xFFFFFFFF80000000, 0x80000000, 2}, // min_int32 |
| // Generates lu12i_w + sub_d |
| {0x0000000080000000, 0xFFFFFFFF80000000, 2}, // max_int32 + 1 |
| // Generates lu12i_w + add_d |
| {0xFFFF0000FFFF8765, 0x0000FFFF0000789B, 4}, |
| // Generates lu12i_w + ori + lu32i_d + sub |
| {0x1234ABCD87654321, 0xEDCB5432789ABCDF, 5}, |
| // Generates lu12i_w + ori + lu32i_d + lu52i_d + sub |
| {0xFFFF789100000000, 0x876F00000000, 3}, |
| // Generates xor + lu32i_d + sub |
| {0xF12F789100000000, 0xED0876F00000000, 4}, |
| // Generates xor + lu32i_d + lu52i_d + sub |
| {0xF120000000000800, 0xEDFFFFFFFFFF800, 3}, |
| // Generates ori + lu52i_d + sub |
| {0xFFF0000000000000, 0x10000000000000, 2} |
| // Generates lu52i_d + sub |
| }; |
| // clang-format on |
| |
| size_t nr_test_cases = sizeof(tc) / sizeof(TestCaseSub); |
| for (size_t i = 0; i < nr_test_cases; ++i) { |
| CHECK_EQ(tc[i].expected_res, run_Sub_d(tc[i].imm, tc[i].num_instr)); |
| } |
| } |
| |
| TEST(Move) { |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes); |
| MacroAssembler* masm = &assembler; |
| |
| struct T { |
| float a; |
| float b; |
| float result_a; |
| float result_b; |
| double c; |
| double d; |
| double e; |
| double result_c; |
| double result_d; |
| double result_e; |
| }; |
| T t; |
| __ li(a4, static_cast<int32_t>(0x80000000)); |
| __ St_w(a4, MemOperand(a0, offsetof(T, a))); |
| __ li(a5, static_cast<int32_t>(0x12345678)); |
| __ St_w(a5, MemOperand(a0, offsetof(T, b))); |
| __ li(a6, static_cast<int64_t>(0x8877665544332211)); |
| __ St_d(a6, MemOperand(a0, offsetof(T, c))); |
| __ li(a7, static_cast<int64_t>(0x1122334455667788)); |
| __ St_d(a7, MemOperand(a0, offsetof(T, d))); |
| __ li(t0, static_cast<int64_t>(0)); |
| __ St_d(t0, MemOperand(a0, offsetof(T, e))); |
| |
| __ Move(f8, static_cast<uint32_t>(0x80000000)); |
| __ Move(f9, static_cast<uint32_t>(0x12345678)); |
| __ Move(f10, static_cast<uint64_t>(0x8877665544332211)); |
| __ Move(f11, static_cast<uint64_t>(0x1122334455667788)); |
| __ Move(f12, static_cast<uint64_t>(0)); |
| __ Fst_s(f8, MemOperand(a0, offsetof(T, result_a))); |
| __ Fst_s(f9, MemOperand(a0, offsetof(T, result_b))); |
| __ Fst_d(f10, MemOperand(a0, offsetof(T, result_c))); |
| __ Fst_d(f11, MemOperand(a0, offsetof(T, result_d))); |
| __ Fst_d(f12, MemOperand(a0, offsetof(T, result_e))); |
| __ jirl(zero_reg, ra, 0); |
| |
| CodeDesc desc; |
| masm->GetCode(isolate, &desc); |
| Handle<Code> code = |
| Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build(); |
| auto f = GeneratedCode<F3>::FromCode(*code); |
| f.Call(&t, 0, 0, 0, 0); |
| CHECK_EQ(t.a, t.result_a); |
| CHECK_EQ(t.b, t.result_b); |
| CHECK_EQ(t.c, t.result_c); |
| CHECK_EQ(t.d, t.result_d); |
| CHECK_EQ(t.e, t.result_e); |
| } |
| |
| TEST(Movz_Movn) { |
| const int kTableLength = 4; |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes); |
| MacroAssembler* masm = &assembler; |
| |
| struct Test { |
| int64_t rt; |
| int64_t a; |
| int64_t b; |
| int64_t bold; |
| int64_t b1; |
| int64_t bold1; |
| int32_t c; |
| int32_t d; |
| int32_t dold; |
| int32_t d1; |
| int32_t dold1; |
| }; |
| |
| Test test; |
| // clang-format off |
| int64_t inputs_D[kTableLength] = { |
| 7, 8, -9, -10 |
| }; |
| int32_t inputs_W[kTableLength] = { |
| 3, 4, -5, -6 |
| }; |
| |
| int32_t outputs_W[kTableLength] = { |
| 3, 4, -5, -6 |
| }; |
| int64_t outputs_D[kTableLength] = { |
| 7, 8, -9, -10 |
| }; |
| // clang-format on |
| |
| __ Ld_d(a4, MemOperand(a0, offsetof(Test, a))); |
| __ Ld_w(a5, MemOperand(a0, offsetof(Test, c))); |
| __ Ld_d(a6, MemOperand(a0, offsetof(Test, rt))); |
| __ li(t0, 1); |
| __ li(t1, 1); |
| __ li(t2, 1); |
| __ li(t3, 1); |
| __ St_d(t0, MemOperand(a0, offsetof(Test, bold))); |
| __ St_d(t1, MemOperand(a0, offsetof(Test, bold1))); |
| __ St_w(t2, MemOperand(a0, offsetof(Test, dold))); |
| __ St_w(t3, MemOperand(a0, offsetof(Test, dold1))); |
| __ Movz(t0, a4, a6); |
| __ Movn(t1, a4, a6); |
| __ Movz(t2, a5, a6); |
| __ Movn(t3, a5, a6); |
| __ St_d(t0, MemOperand(a0, offsetof(Test, b))); |
| __ St_d(t1, MemOperand(a0, offsetof(Test, b1))); |
| __ St_w(t2, MemOperand(a0, offsetof(Test, d))); |
| __ St_w(t3, MemOperand(a0, offsetof(Test, d1))); |
| __ jirl(zero_reg, ra, 0); |
| |
| CodeDesc desc; |
| masm->GetCode(isolate, &desc); |
| Handle<Code> code = |
| Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build(); |
| auto f = GeneratedCode<F3>::FromCode(*code); |
| for (int i = 0; i < kTableLength; i++) { |
| test.a = inputs_D[i]; |
| test.c = inputs_W[i]; |
| |
| test.rt = 1; |
| f.Call(&test, 0, 0, 0, 0); |
| CHECK_EQ(test.b, test.bold); |
| CHECK_EQ(test.d, test.dold); |
| CHECK_EQ(test.b1, outputs_D[i]); |
| CHECK_EQ(test.d1, outputs_W[i]); |
| |
| test.rt = 0; |
| f.Call(&test, 0, 0, 0, 0); |
| CHECK_EQ(test.b, outputs_D[i]); |
| CHECK_EQ(test.d, outputs_W[i]); |
| CHECK_EQ(test.b1, test.bold1); |
| CHECK_EQ(test.d1, test.dold1); |
| } |
| } |
| |
| TEST(macro_instructions1) { |
| // Test 32bit calculate instructions macros. |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes); |
| MacroAssembler* masm = &assembler; |
| |
| Label exit, error; |
| |
| __ li(a4, 0x00000004); |
| __ li(a5, 0x00001234); |
| __ li(a6, 0x12345678); |
| __ li(a7, 0x7FFFFFFF); |
| __ li(t0, static_cast<int32_t>(0xFFFFFFFC)); |
| __ li(t1, static_cast<int32_t>(0xFFFFEDCC)); |
| __ li(t2, static_cast<int32_t>(0xEDCBA988)); |
| __ li(t3, static_cast<int32_t>(0x80000000)); |
| |
| __ or_(a2, zero_reg, zero_reg); |
| __ or_(a3, zero_reg, zero_reg); |
| __ add_w(a2, a7, t1); |
| __ Add_w(a3, t1, a7); |
| __ Branch(&error, ne, a2, Operand(a3)); |
| __ Add_w(t4, t1, static_cast<int32_t>(0x7FFFFFFF)); |
| __ Branch(&error, ne, a2, Operand(t4)); |
| __ addi_w(a2, a6, 0x800); |
| __ Add_w(a3, a6, 0xFFFFF800); |
| __ Branch(&error, ne, a2, Operand(a3)); |
| |
| __ or_(a2, zero_reg, zero_reg); |
| __ or_(a3, zero_reg, zero_reg); |
| __ mul_w(a2, t1, a7); |
| __ Mul_w(a3, t1, a7); |
| __ Branch(&error, ne, a2, Operand(a3)); |
| __ Mul_w(t4, t1, static_cast<int32_t>(0x7FFFFFFF)); |
| __ Branch(&error, ne, a2, Operand(t4)); |
| |
| __ or_(a2, zero_reg, zero_reg); |
| __ or_(a3, zero_reg, zero_reg); |
| __ mulh_w(a2, t1, a7); |
| __ Mulh_w(a3, t1, a7); |
| __ Branch(&error, ne, a2, Operand(a3)); |
| __ Mulh_w(t4, t1, static_cast<int32_t>(0x7FFFFFFF)); |
| __ Branch(&error, ne, a2, Operand(t4)); |
| |
| __ or_(a2, zero_reg, zero_reg); |
| __ or_(a3, zero_reg, zero_reg); |
| __ Mulh_wu(a2, a4, static_cast<int32_t>(0xFFFFEDCC)); |
| __ Branch(&error, ne, a2, Operand(0x3)); |
| __ Mulh_wu(a3, a4, t1); |
| __ Branch(&error, ne, a3, Operand(0x3)); |
| |
| __ or_(a2, zero_reg, zero_reg); |
| __ or_(a3, zero_reg, zero_reg); |
| __ div_w(a2, a7, t2); |
| __ Div_w(a3, a7, t2); |
| __ Branch(&error, ne, a2, Operand(a3)); |
| __ Div_w(t4, a7, static_cast<int32_t>(0xEDCBA988)); |
| __ Branch(&error, ne, a2, Operand(t4)); |
| |
| __ or_(a2, zero_reg, zero_reg); |
| __ or_(a3, zero_reg, zero_reg); |
| __ Div_wu(a2, a7, a5); |
| __ Branch(&error, ne, a2, Operand(0x70821)); |
| __ Div_wu(a3, t0, static_cast<int32_t>(0x00001234)); |
| __ Branch(&error, ne, a3, Operand(0xE1042)); |
| |
| __ or_(a2, zero_reg, zero_reg); |
| __ or_(a3, zero_reg, zero_reg); |
| __ Mod_w(a2, a6, a5); |
| __ Branch(&error, ne, a2, Operand(0xDA8)); |
| __ Mod_w(a3, t2, static_cast<int32_t>(0x00001234)); |
| __ Branch(&error, ne, a3, Operand(0xFFFFFFFFFFFFF258)); |
| |
| __ or_(a2, zero_reg, zero_reg); |
| __ or_(a3, zero_reg, zero_reg); |
| __ Mod_wu(a2, a6, a5); |
| __ Branch(&error, ne, a2, Operand(0xDA8)); |
| __ Mod_wu(a3, t2, static_cast<int32_t>(0x00001234)); |
| __ Branch(&error, ne, a3, Operand(0xF0)); |
| |
| __ li(a2, 0x31415926); |
| __ b(&exit); |
| |
| __ bind(&error); |
| __ li(a2, 0x666); |
| |
| __ bind(&exit); |
| __ or_(a0, a2, zero_reg); |
| __ jirl(zero_reg, ra, 0); |
| |
| CodeDesc desc; |
| masm->GetCode(isolate, &desc); |
| Handle<Code> code = |
| Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build(); |
| auto f = GeneratedCode<F2>::FromCode(*code); |
| int64_t res = reinterpret_cast<int64_t>(f.Call(0, 0, 0, 0, 0)); |
| |
| CHECK_EQ(0x31415926L, res); |
| } |
| |
| TEST(macro_instructions2) { |
| // Test 64bit calculate instructions macros. |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes); |
| MacroAssembler* masm = &assembler; |
| |
| Label exit, error; |
| |
| __ li(a4, 0x17312); |
| __ li(a5, 0x1012131415161718); |
| __ li(a6, 0x51F4B764A26E7412); |
| __ li(a7, 0x7FFFFFFFFFFFFFFF); |
| __ li(t0, static_cast<int64_t>(0xFFFFFFFFFFFFF547)); |
| __ li(t1, static_cast<int64_t>(0xDF6B8F35A10E205C)); |
| __ li(t2, static_cast<int64_t>(0x81F25A87C4236841)); |
| __ li(t3, static_cast<int64_t>(0x8000000000000000)); |
| |
| __ or_(a2, zero_reg, zero_reg); |
| __ or_(a3, zero_reg, zero_reg); |
| __ add_d(a2, a7, t1); |
| __ Add_d(a3, t1, a7); |
| __ Branch(&error, ne, a2, Operand(a3)); |
| __ Add_d(t4, t1, Operand(0x7FFFFFFFFFFFFFFF)); |
| __ Branch(&error, ne, a2, Operand(t4)); |
| __ addi_d(a2, a6, 0x800); |
| __ Add_d(a3, a6, Operand(0xFFFFFFFFFFFFF800)); |
| __ Branch(&error, ne, a2, Operand(a3)); |
| |
| __ or_(a2, zero_reg, zero_reg); |
| __ or_(a3, zero_reg, zero_reg); |
| __ Mul_d(a2, a5, a6); |
| __ Branch(&error, ne, a2, Operand(0xdbe6a8729a547fb0)); |
| __ Mul_d(a3, t0, Operand(0xDF6B8F35A10E205C)); |
| __ Branch(&error, ne, a3, Operand(0x57ad69f40f870584)); |
| |
| __ or_(a2, zero_reg, zero_reg); |
| __ or_(a3, zero_reg, zero_reg); |
| __ Mulh_d(a2, a5, a6); |
| __ Branch(&error, ne, a2, Operand(0x52514c6c6b54467)); |
| __ Mulh_d(a3, t0, Operand(0xDF6B8F35A10E205C)); |
| __ Branch(&error, ne, a3, Operand(0x15d)); |
| |
| __ or_(a2, zero_reg, zero_reg); |
| __ or_(a3, zero_reg, zero_reg); |
| __ Div_d(a2, t0, t1); |
| __ Branch(&error, ne, a2, Operand(static_cast<int64_t>(0))); |
| __ Div_d(a3, t1, Operand(0x17312)); |
| __ Branch(&error, ne, a3, Operand(0xffffe985f631e6d9)); |
| |
| __ or_(a2, zero_reg, zero_reg); |
| __ or_(a3, zero_reg, zero_reg); |
| __ Div_du(a2, t0, t1); |
| __ Branch(&error, ne, a2, Operand(0x1)); |
| __ Div_du(a3, t1, 0x17312); |
| __ Branch(&error, ne, a3, Operand(0x9a22ffd3973d)); |
| |
| __ or_(a2, zero_reg, zero_reg); |
| __ or_(a3, zero_reg, zero_reg); |
| __ Mod_d(a2, a6, a4); |
| __ Branch(&error, ne, a2, Operand(0x13558)); |
| __ Mod_d(a3, t2, Operand(0xFFFFFFFFFFFFF547)); |
| __ Branch(&error, ne, a3, Operand(0xfffffffffffffb0a)); |
| |
| __ or_(a2, zero_reg, zero_reg); |
| __ or_(a3, zero_reg, zero_reg); |
| __ Mod_du(a2, a6, a4); |
| __ Branch(&error, ne, a2, Operand(0x13558)); |
| __ Mod_du(a3, t2, Operand(0xFFFFFFFFFFFFF547)); |
| __ Branch(&error, ne, a3, Operand(0x81f25a87c4236841)); |
| |
| __ li(a2, 0x31415926); |
| __ b(&exit); |
| |
| __ bind(&error); |
| __ li(a2, 0x666); |
| |
| __ bind(&exit); |
| __ or_(a0, a2, zero_reg); |
| __ jirl(zero_reg, ra, 0); |
| |
| CodeDesc desc; |
| masm->GetCode(isolate, &desc); |
| Handle<Code> code = |
| Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build(); |
| auto f = GeneratedCode<F2>::FromCode(*code); |
| int64_t res = reinterpret_cast<int64_t>(f.Call(0, 0, 0, 0, 0)); |
| |
| CHECK_EQ(0x31415926L, res); |
| } |
| |
| TEST(macro_instructions3) { |
| // Test 64bit calculate instructions macros. |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes); |
| MacroAssembler* masm = &assembler; |
| |
| Label exit, error; |
| |
| __ li(a4, 0x17312); |
| __ li(a5, 0x1012131415161718); |
| __ li(a6, 0x51F4B764A26E7412); |
| __ li(a7, 0x7FFFFFFFFFFFFFFF); |
| __ li(t0, static_cast<int64_t>(0xFFFFFFFFFFFFF547)); |
| __ li(t1, static_cast<int64_t>(0xDF6B8F35A10E205C)); |
| __ li(t2, static_cast<int64_t>(0x81F25A87C4236841)); |
| __ li(t3, static_cast<int64_t>(0x8000000000000000)); |
| |
| __ or_(a2, zero_reg, zero_reg); |
| __ or_(a3, zero_reg, zero_reg); |
| __ And(a2, a4, a5); |
| __ Branch(&error, ne, a2, Operand(0x1310)); |
| __ And(a3, a6, Operand(0x7FFFFFFFFFFFFFFF)); |
| __ Branch(&error, ne, a3, Operand(0x51F4B764A26E7412)); |
| __ andi(a2, a6, 0xDCB); |
| __ And(a3, a6, Operand(0xDCB)); |
| __ Branch(&error, ne, a3, Operand(a2)); |
| |
| __ or_(a2, zero_reg, zero_reg); |
| __ or_(a3, zero_reg, zero_reg); |
| __ Or(a2, t0, t1); |
| __ Branch(&error, ne, a2, Operand(0xfffffffffffff55f)); |
| __ Or(a3, t2, Operand(0x8000000000000000)); |
| __ Branch(&error, ne, a3, Operand(0x81f25a87c4236841)); |
| __ ori(a2, a5, 0xDCB); |
| __ Or(a3, a5, Operand(0xDCB)); |
| __ Branch(&error, ne, a2, Operand(a3)); |
| |
| __ or_(a2, zero_reg, zero_reg); |
| __ or_(a3, zero_reg, zero_reg); |
| __ Orn(a2, t0, t1); |
| __ Branch(&error, ne, a2, Operand(0xffffffffffffffe7)); |
| __ Orn(a3, t2, Operand(0x81F25A87C4236841)); |
| __ Branch(&error, ne, a3, Operand(0xffffffffffffffff)); |
| |
| __ or_(a2, zero_reg, zero_reg); |
| __ or_(a3, zero_reg, zero_reg); |
| __ Xor(a2, t0, t1); |
| __ Branch(&error, ne, a2, Operand(0x209470ca5ef1d51b)); |
| __ Xor(a3, t2, Operand(0x8000000000000000)); |
| __ Branch(&error, ne, a3, Operand(0x1f25a87c4236841)); |
| __ Xor(a2, t2, Operand(0xDCB)); |
| __ Branch(&error, ne, a2, Operand(0x81f25a87c423658a)); |
| |
| __ or_(a2, zero_reg, zero_reg); |
| __ or_(a3, zero_reg, zero_reg); |
| __ Nor(a2, a4, a5); |
| __ Branch(&error, ne, a2, Operand(0xefedecebeae888e5)); |
| __ Nor(a3, a6, Operand(0x7FFFFFFFFFFFFFFF)); |
| __ Branch(&error, ne, a3, Operand(0x8000000000000000)); |
| |
| __ or_(a2, zero_reg, zero_reg); |
| __ or_(a3, zero_reg, zero_reg); |
| __ Andn(a2, a4, a5); |
| __ Branch(&error, ne, a2, Operand(0x16002)); |
| __ Andn(a3, a6, Operand(0x7FFFFFFFFFFFFFFF)); |
| __ Branch(&error, ne, a3, Operand(static_cast<int64_t>(0))); |
| |
| __ or_(a2, zero_reg, zero_reg); |
| __ or_(a3, zero_reg, zero_reg); |
| __ Orn(a2, t0, t1); |
| __ Branch(&error, ne, a2, Operand(0xffffffffffffffe7)); |
| __ Orn(a3, t2, Operand(0x8000000000000000)); |
| __ Branch(&error, ne, a3, Operand(0xffffffffffffffff)); |
| |
| __ or_(a2, zero_reg, zero_reg); |
| __ or_(a3, zero_reg, zero_reg); |
| __ Neg(a2, a7); |
| __ Branch(&error, ne, a2, Operand(0x8000000000000001)); |
| __ Neg(a3, t0); |
| __ Branch(&error, ne, a3, Operand(0xAB9)); |
| |
| __ or_(a2, zero_reg, zero_reg); |
| __ or_(a3, zero_reg, zero_reg); |
| __ Slt(a2, a5, a6); |
| __ Branch(&error, ne, a2, Operand(0x1)); |
| __ Slt(a3, a7, Operand(0xFFFFFFFFFFFFF547)); |
| __ Branch(&error, ne, a3, Operand(static_cast<int64_t>(0))); |
| __ Slt(a3, a4, 0x800); |
| __ Branch(&error, ne, a3, Operand(static_cast<int64_t>(0))); |
| |
| __ or_(a2, zero_reg, zero_reg); |
| __ or_(a3, zero_reg, zero_reg); |
| __ Sle(a2, a5, a6); |
| __ Branch(&error, ne, a2, Operand(0x1)); |
| __ Sle(a3, t0, Operand(0xFFFFFFFFFFFFF547)); |
| __ Branch(&error, ne, a3, Operand(static_cast<int64_t>(0x1))); |
| __ Sle(a2, a7, t0); |
| __ Branch(&error, ne, a2, Operand(static_cast<int64_t>(0))); |
| |
| __ or_(a2, zero_reg, zero_reg); |
| __ or_(a3, zero_reg, zero_reg); |
| __ Sleu(a2, a5, a6); |
| __ Branch(&error, ne, a2, Operand(0x1)); |
| __ Sleu(a3, t0, Operand(0xFFFFFFFFFFFFF547)); |
| __ Branch(&error, ne, a3, Operand(static_cast<int64_t>(0x1))); |
| __ Sleu(a2, a7, t0); |
| __ Branch(&error, ne, a2, Operand(static_cast<int64_t>(0x1))); |
| |
| __ or_(a2, zero_reg, zero_reg); |
| __ or_(a3, zero_reg, zero_reg); |
| __ Sge(a2, a5, a6); |
| __ Branch(&error, ne, a2, Operand(static_cast<int64_t>(0))); |
| __ Sge(a3, t0, Operand(0xFFFFFFFFFFFFF547)); |
| __ Branch(&error, ne, a3, Operand(static_cast<int64_t>(0x1))); |
| __ Sge(a2, a7, t0); |
| __ Branch(&error, ne, a2, Operand(static_cast<int64_t>(0x1))); |
| |
| __ or_(a2, zero_reg, zero_reg); |
| __ or_(a3, zero_reg, zero_reg); |
| __ Sgeu(a2, a5, a6); |
| __ Branch(&error, ne, a2, Operand(static_cast<int64_t>(0))); |
| __ Sgeu(a3, t0, Operand(0xFFFFFFFFFFFFF547)); |
| __ Branch(&error, ne, a3, Operand(static_cast<int64_t>(0x1))); |
| __ Sgeu(a2, a7, t0); |
| __ Branch(&error, ne, a2, Operand(static_cast<int64_t>(0))); |
| |
| __ or_(a2, zero_reg, zero_reg); |
| __ or_(a3, zero_reg, zero_reg); |
| __ Sgt(a2, a5, a6); |
| __ Branch(&error, ne, a2, Operand(static_cast<int64_t>(0))); |
| __ Sgt(a3, t0, Operand(0xFFFFFFFFFFFFF547)); |
| __ Branch(&error, ne, a3, Operand(static_cast<int64_t>(0))); |
| __ Sgt(a2, a7, t0); |
| __ Branch(&error, ne, a2, Operand(static_cast<int64_t>(0x1))); |
| |
| __ or_(a2, zero_reg, zero_reg); |
| __ or_(a3, zero_reg, zero_reg); |
| __ Sgtu(a2, a5, a6); |
| __ Branch(&error, ne, a2, Operand(static_cast<int64_t>(0))); |
| __ Sgtu(a3, t0, Operand(0xFFFFFFFFFFFFF547)); |
| __ Branch(&error, ne, a3, Operand(static_cast<int64_t>(0))); |
| __ Sgtu(a2, a7, t0); |
| __ Branch(&error, ne, a2, Operand(static_cast<int64_t>(0))); |
| |
| __ li(a2, 0x31415926); |
| __ b(&exit); |
| |
| __ bind(&error); |
| __ li(a2, 0x666); |
| |
| __ bind(&exit); |
| __ or_(a0, a2, zero_reg); |
| __ jirl(zero_reg, ra, 0); |
| |
| CodeDesc desc; |
| masm->GetCode(isolate, &desc); |
| Handle<Code> code = |
| Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build(); |
| auto f = GeneratedCode<F2>::FromCode(*code); |
| int64_t res = reinterpret_cast<int64_t>(f.Call(0, 0, 0, 0, 0)); |
| |
| CHECK_EQ(0x31415926L, res); |
| } |
| |
| TEST(Rotr_w) { |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes); |
| MacroAssembler* masm = &assembler; |
| |
| struct T { |
| int32_t input; |
| int32_t result_rotr_0; |
| int32_t result_rotr_4; |
| int32_t result_rotr_8; |
| int32_t result_rotr_12; |
| int32_t result_rotr_16; |
| int32_t result_rotr_20; |
| int32_t result_rotr_24; |
| int32_t result_rotr_28; |
| int32_t result_rotr_32; |
| int32_t result_rotri_0; |
| int32_t result_rotri_4; |
| int32_t result_rotri_8; |
| int32_t result_rotri_12; |
| int32_t result_rotri_16; |
| int32_t result_rotri_20; |
| int32_t result_rotri_24; |
| int32_t result_rotri_28; |
| int32_t result_rotri_32; |
| }; |
| T t; |
| |
| __ Ld_w(a4, MemOperand(a0, offsetof(T, input))); |
| |
| __ Rotr_w(a5, a4, 0); |
| __ Rotr_w(a6, a4, 0x04); |
| __ Rotr_w(a7, a4, 0x08); |
| __ Rotr_w(t0, a4, 0x0C); |
| __ Rotr_w(t1, a4, 0x10); |
| __ Rotr_w(t2, a4, -0x0C); |
| __ Rotr_w(t3, a4, -0x08); |
| __ Rotr_w(t4, a4, -0x04); |
| __ Rotr_w(t5, a4, 0x20); |
| __ St_w(a5, MemOperand(a0, offsetof(T, result_rotr_0))); |
| __ St_w(a6, MemOperand(a0, offsetof(T, result_rotr_4))); |
| __ St_w(a7, MemOperand(a0, offsetof(T, result_rotr_8))); |
| __ St_w(t0, MemOperand(a0, offsetof(T, result_rotr_12))); |
| __ St_w(t1, MemOperand(a0, offsetof(T, result_rotr_16))); |
| __ St_w(t2, MemOperand(a0, offsetof(T, result_rotr_20))); |
| __ St_w(t3, MemOperand(a0, offsetof(T, result_rotr_24))); |
| __ St_w(t4, MemOperand(a0, offsetof(T, result_rotr_28))); |
| __ St_w(t5, MemOperand(a0, offsetof(T, result_rotr_32))); |
| |
| __ li(t5, 0); |
| __ Rotr_w(a5, a4, t5); |
| __ li(t5, 0x04); |
| __ Rotr_w(a6, a4, t5); |
| __ li(t5, 0x08); |
| __ Rotr_w(a7, a4, t5); |
| __ li(t5, 0x0C); |
| __ Rotr_w(t0, a4, t5); |
| __ li(t5, 0x10); |
| __ Rotr_w(t1, a4, t5); |
| __ li(t5, -0x0C); |
| __ Rotr_w(t2, a4, t5); |
| __ li(t5, -0x08); |
| __ Rotr_w(t3, a4, t5); |
| __ li(t5, -0x04); |
| __ Rotr_w(t4, a4, t5); |
| __ li(t5, 0x20); |
| __ Rotr_w(t5, a4, t5); |
| |
| __ St_w(a5, MemOperand(a0, offsetof(T, result_rotri_0))); |
| __ St_w(a6, MemOperand(a0, offsetof(T, result_rotri_4))); |
| __ St_w(a7, MemOperand(a0, offsetof(T, result_rotri_8))); |
| __ St_w(t0, MemOperand(a0, offsetof(T, result_rotri_12))); |
| __ St_w(t1, MemOperand(a0, offsetof(T, result_rotri_16))); |
| __ St_w(t2, MemOperand(a0, offsetof(T, result_rotri_20))); |
| __ St_w(t3, MemOperand(a0, offsetof(T, result_rotri_24))); |
| __ St_w(t4, MemOperand(a0, offsetof(T, result_rotri_28))); |
| __ St_w(t5, MemOperand(a0, offsetof(T, result_rotri_32))); |
| |
| __ jirl(zero_reg, ra, 0); |
| |
| CodeDesc desc; |
| masm->GetCode(isolate, &desc); |
| Handle<Code> code = |
| Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build(); |
| auto f = GeneratedCode<F3>::FromCode(*code); |
| t.input = 0x12345678; |
| f.Call(&t, 0, 0, 0, 0); |
| |
| CHECK_EQ(static_cast<int32_t>(0x12345678), t.result_rotr_0); |
| CHECK_EQ(static_cast<int32_t>(0x81234567), t.result_rotr_4); |
| CHECK_EQ(static_cast<int32_t>(0x78123456), t.result_rotr_8); |
| CHECK_EQ(static_cast<int32_t>(0x67812345), t.result_rotr_12); |
| CHECK_EQ(static_cast<int32_t>(0x56781234), t.result_rotr_16); |
| CHECK_EQ(static_cast<int32_t>(0x45678123), t.result_rotr_20); |
| CHECK_EQ(static_cast<int32_t>(0x34567812), t.result_rotr_24); |
| CHECK_EQ(static_cast<int32_t>(0x23456781), t.result_rotr_28); |
| CHECK_EQ(static_cast<int32_t>(0x12345678), t.result_rotr_32); |
| |
| CHECK_EQ(static_cast<int32_t>(0x12345678), t.result_rotri_0); |
| CHECK_EQ(static_cast<int32_t>(0x81234567), t.result_rotri_4); |
| CHECK_EQ(static_cast<int32_t>(0x78123456), t.result_rotri_8); |
| CHECK_EQ(static_cast<int32_t>(0x67812345), t.result_rotri_12); |
| CHECK_EQ(static_cast<int32_t>(0x56781234), t.result_rotri_16); |
| CHECK_EQ(static_cast<int32_t>(0x45678123), t.result_rotri_20); |
| CHECK_EQ(static_cast<int32_t>(0x34567812), t.result_rotri_24); |
| CHECK_EQ(static_cast<int32_t>(0x23456781), t.result_rotri_28); |
| CHECK_EQ(static_cast<int32_t>(0x12345678), t.result_rotri_32); |
| } |
| |
| TEST(Rotr_d) { |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes); |
| MacroAssembler* masm = &assembler; |
| |
| struct T { |
| int64_t input; |
| int64_t result_rotr_0; |
| int64_t result_rotr_8; |
| int64_t result_rotr_16; |
| int64_t result_rotr_24; |
| int64_t result_rotr_32; |
| int64_t result_rotr_40; |
| int64_t result_rotr_48; |
| int64_t result_rotr_56; |
| int64_t result_rotr_64; |
| int64_t result_rotri_0; |
| int64_t result_rotri_8; |
| int64_t result_rotri_16; |
| int64_t result_rotri_24; |
| int64_t result_rotri_32; |
| int64_t result_rotri_40; |
| int64_t result_rotri_48; |
| int64_t result_rotri_56; |
| int64_t result_rotri_64; |
| }; |
| T t; |
| |
| __ Ld_d(a4, MemOperand(a0, offsetof(T, input))); |
| |
| __ Rotr_d(a5, a4, 0); |
| __ Rotr_d(a6, a4, 0x08); |
| __ Rotr_d(a7, a4, 0x10); |
| __ Rotr_d(t0, a4, 0x18); |
| __ Rotr_d(t1, a4, 0x20); |
| __ Rotr_d(t2, a4, -0x18); |
| __ Rotr_d(t3, a4, -0x10); |
| __ Rotr_d(t4, a4, -0x08); |
| __ Rotr_d(t5, a4, 0x40); |
| __ St_d(a5, MemOperand(a0, offsetof(T, result_rotr_0))); |
| __ St_d(a6, MemOperand(a0, offsetof(T, result_rotr_8))); |
| __ St_d(a7, MemOperand(a0, offsetof(T, result_rotr_16))); |
| __ St_d(t0, MemOperand(a0, offsetof(T, result_rotr_24))); |
| __ St_d(t1, MemOperand(a0, offsetof(T, result_rotr_32))); |
| __ St_d(t2, MemOperand(a0, offsetof(T, result_rotr_40))); |
| __ St_d(t3, MemOperand(a0, offsetof(T, result_rotr_48))); |
| __ St_d(t4, MemOperand(a0, offsetof(T, result_rotr_56))); |
| __ St_d(t5, MemOperand(a0, offsetof(T, result_rotr_64))); |
| |
| __ li(t5, 0); |
| __ Rotr_d(a5, a4, t5); |
| __ li(t5, 0x08); |
| __ Rotr_d(a6, a4, t5); |
| __ li(t5, 0x10); |
| __ Rotr_d(a7, a4, t5); |
| __ li(t5, 0x18); |
| __ Rotr_d(t0, a4, t5); |
| __ li(t5, 0x20); |
| __ Rotr_d(t1, a4, t5); |
| __ li(t5, -0x18); |
| __ Rotr_d(t2, a4, t5); |
| __ li(t5, -0x10); |
| __ Rotr_d(t3, a4, t5); |
| __ li(t5, -0x08); |
| __ Rotr_d(t4, a4, t5); |
| __ li(t5, 0x40); |
| __ Rotr_d(t5, a4, t5); |
| |
| __ St_d(a5, MemOperand(a0, offsetof(T, result_rotri_0))); |
| __ St_d(a6, MemOperand(a0, offsetof(T, result_rotri_8))); |
| __ St_d(a7, MemOperand(a0, offsetof(T, result_rotri_16))); |
| __ St_d(t0, MemOperand(a0, offsetof(T, result_rotri_24))); |
| __ St_d(t1, MemOperand(a0, offsetof(T, result_rotri_32))); |
| __ St_d(t2, MemOperand(a0, offsetof(T, result_rotri_40))); |
| __ St_d(t3, MemOperand(a0, offsetof(T, result_rotri_48))); |
| __ St_d(t4, MemOperand(a0, offsetof(T, result_rotri_56))); |
| __ St_d(t5, MemOperand(a0, offsetof(T, result_rotri_64))); |
| |
| __ jirl(zero_reg, ra, 0); |
| |
| CodeDesc desc; |
| masm->GetCode(isolate, &desc); |
| Handle<Code> code = |
| Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build(); |
| auto f = GeneratedCode<F3>::FromCode(*code); |
| t.input = 0x0123456789ABCDEF; |
| f.Call(&t, 0, 0, 0, 0); |
| |
| CHECK_EQ(static_cast<int64_t>(0x0123456789ABCDEF), t.result_rotr_0); |
| CHECK_EQ(static_cast<int64_t>(0xEF0123456789ABCD), t.result_rotr_8); |
| CHECK_EQ(static_cast<int64_t>(0xCDEF0123456789AB), t.result_rotr_16); |
| CHECK_EQ(static_cast<int64_t>(0xABCDEF0123456789), t.result_rotr_24); |
| CHECK_EQ(static_cast<int64_t>(0x89ABCDEF01234567), t.result_rotr_32); |
| CHECK_EQ(static_cast<int64_t>(0x6789ABCDEF012345), t.result_rotr_40); |
| CHECK_EQ(static_cast<int64_t>(0x456789ABCDEF0123), t.result_rotr_48); |
| CHECK_EQ(static_cast<int64_t>(0x23456789ABCDEF01), t.result_rotr_56); |
| CHECK_EQ(static_cast<int64_t>(0x0123456789ABCDEF), t.result_rotr_64); |
| |
| CHECK_EQ(static_cast<int64_t>(0x0123456789ABCDEF), t.result_rotri_0); |
| CHECK_EQ(static_cast<int64_t>(0xEF0123456789ABCD), t.result_rotri_8); |
| CHECK_EQ(static_cast<int64_t>(0xCDEF0123456789AB), t.result_rotri_16); |
| CHECK_EQ(static_cast<int64_t>(0xABCDEF0123456789), t.result_rotri_24); |
| CHECK_EQ(static_cast<int64_t>(0x89ABCDEF01234567), t.result_rotri_32); |
| CHECK_EQ(static_cast<int64_t>(0x6789ABCDEF012345), t.result_rotri_40); |
| CHECK_EQ(static_cast<int64_t>(0x456789ABCDEF0123), t.result_rotri_48); |
| CHECK_EQ(static_cast<int64_t>(0x23456789ABCDEF01), t.result_rotri_56); |
| CHECK_EQ(static_cast<int64_t>(0x0123456789ABCDEF), t.result_rotri_64); |
| } |
| |
| TEST(macro_instructions4) { |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes); |
| MacroAssembler* masm = &assembler; |
| |
| struct T { |
| double a; |
| float b; |
| double result_floor_a; |
| float result_floor_b; |
| double result_ceil_a; |
| float result_ceil_b; |
| double result_trunc_a; |
| float result_trunc_b; |
| double result_round_a; |
| float result_round_b; |
| }; |
| T t; |
| |
| const int kTableLength = 16; |
| |
| // clang-format off |
| double inputs_d[kTableLength] = { |
| 2.1, 2.6, 2.5, 3.1, 3.6, 3.5, |
| -2.1, -2.6, -2.5, -3.1, -3.6, -3.5, |
| 1.7976931348623157E+308, 6.27463370218383111104242366943E-307, |
| std::numeric_limits<double>::max() - 0.1, |
| std::numeric_limits<double>::infinity() |
| }; |
| float inputs_s[kTableLength] = { |
| 2.1, 2.6, 2.5, 3.1, 3.6, 3.5, |
| -2.1, -2.6, -2.5, -3.1, -3.6, -3.5, |
| 1.7976931348623157E+38, 6.27463370218383111104242366943E-37, |
| std::numeric_limits<float>::lowest() + 0.6, |
| std::numeric_limits<float>::infinity() |
| }; |
| float outputs_round_s[kTableLength] = { |
| 2.0, 3.0, 2.0, 3.0, 4.0, 4.0, |
| -2.0, -3.0, -2.0, -3.0, -4.0, -4.0, |
| 1.7976931348623157E+38, 0, |
| std::numeric_limits<float>::lowest() + 1, |
| std::numeric_limits<float>::infinity() |
| }; |
| double outputs_round_d[kTableLength] = { |
| 2.0, 3.0, 2.0, 3.0, 4.0, 4.0, |
| -2.0, -3.0, -2.0, -3.0, -4.0, -4.0, |
| 1.7976931348623157E+308, 0, |
| std::numeric_limits<double>::max(), |
| std::numeric_limits<double>::infinity() |
| }; |
| float outputs_trunc_s[kTableLength] = { |
| 2.0, 2.0, 2.0, 3.0, 3.0, 3.0, |
| -2.0, -2.0, -2.0, -3.0, -3.0, -3.0, |
| 1.7976931348623157E+38, 0, |
| std::numeric_limits<float>::lowest() + 1, |
| std::numeric_limits<float>::infinity() |
| }; |
| double outputs_trunc_d[kTableLength] = { |
| 2.0, 2.0, 2.0, 3.0, 3.0, 3.0, |
| -2.0, -2.0, -2.0, -3.0, -3.0, -3.0, |
| 1.7976931348623157E+308, 0, |
| std::numeric_limits<double>::max() - 1, |
| std::numeric_limits<double>::infinity() |
| }; |
| float outputs_ceil_s[kTableLength] = { |
| 3.0, 3.0, 3.0, 4.0, 4.0, 4.0, |
| -2.0, -2.0, -2.0, -3.0, -3.0, -3.0, |
| 1.7976931348623157E38, 1, |
| std::numeric_limits<float>::lowest() + 1, |
| std::numeric_limits<float>::infinity() |
| }; |
| double outputs_ceil_d[kTableLength] = { |
| 3.0, 3.0, 3.0, 4.0, 4.0, 4.0, |
| -2.0, -2.0, -2.0, -3.0, -3.0, -3.0, |
| 1.7976931348623157E308, 1, |
| std::numeric_limits<double>::max(), |
| std::numeric_limits<double>::infinity() |
| }; |
| float outputs_floor_s[kTableLength] = { |
| 2.0, 2.0, 2.0, 3.0, 3.0, 3.0, |
| -3.0, -3.0, -3.0, -4.0, -4.0, -4.0, |
| 1.7976931348623157E38, 0, |
| std::numeric_limits<float>::lowest() + 1, |
| std::numeric_limits<float>::infinity() |
| }; |
| double outputs_floor_d[kTableLength] = { |
| 2.0, 2.0, 2.0, 3.0, 3.0, 3.0, |
| -3.0, -3.0, -3.0, -4.0, -4.0, -4.0, |
| 1.7976931348623157E308, 0, |
| std::numeric_limits<double>::max(), |
| std::numeric_limits<double>::infinity() |
| }; |
| // clang-format on |
| |
| __ Fld_d(f8, MemOperand(a0, offsetof(T, a))); |
| __ Fld_s(f9, MemOperand(a0, offsetof(T, b))); |
| __ Floor_d(f10, f8); |
| __ Floor_s(f11, f9); |
| __ Fst_d(f10, MemOperand(a0, offsetof(T, result_floor_a))); |
| __ Fst_s(f11, MemOperand(a0, offsetof(T, result_floor_b))); |
| __ Ceil_d(f10, f8); |
| __ Ceil_s(f11, f9); |
| __ Fst_d(f10, MemOperand(a0, offsetof(T, result_ceil_a))); |
| __ Fst_s(f11, MemOperand(a0, offsetof(T, result_ceil_b))); |
| __ Trunc_d(f10, f8); |
| __ Trunc_s(f11, f9); |
| __ Fst_d(f10, MemOperand(a0, offsetof(T, result_trunc_a))); |
| __ Fst_s(f11, MemOperand(a0, offsetof(T, result_trunc_b))); |
| __ Round_d(f10, f8); |
| __ Round_s(f11, f9); |
| __ Fst_d(f10, MemOperand(a0, offsetof(T, result_round_a))); |
| __ Fst_s(f11, MemOperand(a0, offsetof(T, result_round_b))); |
| __ jirl(zero_reg, ra, 0); |
| |
| CodeDesc desc; |
| masm->GetCode(isolate, &desc); |
| Handle<Code> code = |
| Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build(); |
| auto f = GeneratedCode<F3>::FromCode(*code); |
| for (int i = 0; i < kTableLength; i++) { |
| t.a = inputs_d[i]; |
| t.b = inputs_s[i]; |
| f.Call(&t, 0, 0, 0, 0); |
| CHECK_EQ(t.result_floor_a, outputs_floor_d[i]); |
| CHECK_EQ(t.result_floor_b, outputs_floor_s[i]); |
| CHECK_EQ(t.result_ceil_a, outputs_ceil_d[i]); |
| CHECK_EQ(t.result_ceil_b, outputs_ceil_s[i]); |
| CHECK_EQ(t.result_trunc_a, outputs_trunc_d[i]); |
| CHECK_EQ(t.result_trunc_b, outputs_trunc_s[i]); |
| CHECK_EQ(t.result_round_a, outputs_round_d[i]); |
| CHECK_EQ(t.result_round_b, outputs_round_s[i]); |
| } |
| } |
| |
| uint64_t run_ExtractBits(uint64_t source, int pos, int size, bool sign_extend) { |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes); |
| MacroAssembler* masm = &assembler; |
| |
| if (sign_extend) { |
| __ ExtractBits(t0, a0, a1, size, true); |
| } else { |
| __ ExtractBits(t0, a0, a1, size); |
| } |
| __ or_(a0, t0, zero_reg); |
| __ jirl(zero_reg, ra, 0); |
| |
| CodeDesc desc; |
| masm->GetCode(isolate, &desc); |
| Handle<Code> code = |
| Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build(); |
| auto f = GeneratedCode<FV>::FromCode(*code); |
| uint64_t res = reinterpret_cast<uint64_t>(f.Call(source, pos, 0, 0, 0)); |
| return res; |
| } |
| |
| TEST(ExtractBits) { |
| CcTest::InitializeVM(); |
| |
| struct TestCase { |
| uint64_t source; |
| int pos; |
| int size; |
| bool sign_extend; |
| uint64_t res; |
| }; |
| |
| // clang-format off |
| struct TestCase tc[] = { |
| //source, pos, size, sign_extend, res; |
| {0x800, 4, 8, false, 0x80}, |
| {0x800, 4, 8, true, 0xFFFFFFFFFFFFFF80}, |
| {0x800, 5, 8, true, 0x40}, |
| {0x40000, 3, 16, false, 0x8000}, |
| {0x40000, 3, 16, true, 0xFFFFFFFFFFFF8000}, |
| {0x40000, 4, 16, true, 0x4000}, |
| {0x200000000, 2, 32, false, 0x80000000}, |
| {0x200000000, 2, 32, true, 0xFFFFFFFF80000000}, |
| {0x200000000, 3, 32, true, 0x40000000}, |
| }; |
| // clang-format on |
| size_t nr_test_cases = sizeof(tc) / sizeof(TestCase); |
| for (size_t i = 0; i < nr_test_cases; ++i) { |
| uint64_t result = |
| run_ExtractBits(tc[i].source, tc[i].pos, tc[i].size, tc[i].sign_extend); |
| CHECK_EQ(tc[i].res, result); |
| } |
| } |
| |
| uint64_t run_InsertBits(uint64_t dest, uint64_t source, int pos, int size) { |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes); |
| MacroAssembler* masm = &assembler; |
| |
| __ InsertBits(a0, a1, a2, size); |
| __ jirl(zero_reg, ra, 0); |
| |
| CodeDesc desc; |
| masm->GetCode(isolate, &desc); |
| Handle<Code> code = |
| Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build(); |
| auto f = GeneratedCode<FV>::FromCode(*code); |
| uint64_t res = reinterpret_cast<uint64_t>(f.Call(dest, source, pos, 0, 0)); |
| return res; |
| } |
| |
| TEST(InsertBits) { |
| CcTest::InitializeVM(); |
| |
| struct TestCase { |
| uint64_t dest; |
| uint64_t source; |
| int pos; |
| int size; |
| uint64_t res; |
| }; |
| |
| // clang-format off |
| struct TestCase tc[] = { |
| //dest source, pos, size, res; |
| {0x11111111, 0x1234, 32, 16, 0x123411111111}, |
| {0x111111111111, 0xFFFFF, 24, 10, 0x1113FF111111}, |
| {0x1111111111111111, 0xFEDCBA, 16, 4, 0x11111111111A1111}, |
| }; |
| // clang-format on |
| size_t nr_test_cases = sizeof(tc) / sizeof(TestCase); |
| for (size_t i = 0; i < nr_test_cases; ++i) { |
| uint64_t result = |
| run_InsertBits(tc[i].dest, tc[i].source, tc[i].pos, tc[i].size); |
| CHECK_EQ(tc[i].res, result); |
| } |
| } |
| |
| TEST(Popcnt) { |
| CcTest::InitializeVM(); |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope scope(isolate); |
| MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes); |
| MacroAssembler* masm = &assembler; |
| |
| struct TestCase { |
| uint32_t a; |
| uint64_t b; |
| int expected_a; |
| int expected_b; |
| int result_a; |
| int result_b; |
| }; |
| // clang-format off |
| struct TestCase tc[] = { |
| { 0x12345678, 0x1122334455667788, 13, 26, 0, 0}, |
| { 0x1234, 0x123456, 5, 9, 0, 0}, |
| { 0xFFF00000, 0xFFFF000000000000, 12, 16, 0, 0}, |
| { 0xFF000012, 0xFFFF000000001234, 10, 21, 0, 0} |
| }; |
| // clang-format on |
| |
| __ Ld_w(t0, MemOperand(a0, offsetof(TestCase, a))); |
| __ Ld_d(t1, MemOperand(a0, offsetof(TestCase, b))); |
| __ Popcnt_w(t2, t0); |
| __ Popcnt_d(t3, t1); |
| __ St_w(t2, MemOperand(a0, offsetof(TestCase, result_a))); |
| __ St_w(t3, MemOperand(a0, offsetof(TestCase, result_b))); |
| __ jirl(zero_reg, ra, 0); |
| |
| CodeDesc desc; |
| masm->GetCode(isolate, &desc); |
| Handle<Code> code = |
| Factory::CodeBuilder(isolate, desc, CodeKind::FOR_TESTING).Build(); |
| auto f = GeneratedCode<F3>::FromCode(*code); |
| |
| size_t nr_test_cases = sizeof(tc) / sizeof(TestCase); |
| for (size_t i = 0; i < nr_test_cases; ++i) { |
| f.Call(&tc[i], 0, 0, 0, 0); |
| CHECK_EQ(tc[i].expected_a, tc[i].result_a); |
| CHECK_EQ(tc[i].expected_b, tc[i].result_b); |
| } |
| } |
| |
| TEST(DeoptExitSizeIsFixed) { |
| Isolate* isolate = CcTest::i_isolate(); |
| HandleScope handles(isolate); |
| auto buffer = AllocateAssemblerBuffer(); |
| MacroAssembler masm(isolate, v8::internal::CodeObjectRequired::kYes, |
| buffer->CreateView()); |
| static_assert(static_cast<int>(kFirstDeoptimizeKind) == 0); |
| for (int i = 0; i < kDeoptimizeKindCount; i++) { |
| DeoptimizeKind kind = static_cast<DeoptimizeKind>(i); |
| Label before_exit; |
| masm.bind(&before_exit); |
| Builtin target = Deoptimizer::GetDeoptimizationEntry(kind); |
| masm.CallForDeoptimization(target, 42, &before_exit, kind, &before_exit, |
| nullptr); |
| CHECK_EQ(masm.SizeOfCodeGeneratedSince(&before_exit), |
| kind == DeoptimizeKind::kLazy ? Deoptimizer::kLazyDeoptExitSize |
| : Deoptimizer::kEagerDeoptExitSize); |
| } |
| } |
| |
| #undef __ |
| |
| } // namespace internal |
| } // namespace v8 |