| // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| #include "vm/globals.h" |
| #if defined(TARGET_ARCH_X64) |
| |
| #include "vm/assembler.h" |
| #include "vm/os.h" |
| #include "vm/unit_test.h" |
| #include "vm/virtual_memory.h" |
| |
| namespace dart { |
| |
| #define __ assembler-> |
| |
| |
| ASSEMBLER_TEST_GENERATE(ReadArgument, assembler) { |
| __ pushq(RDI); // First argument is passed in register rdi. |
| __ movq(RAX, Address(RSP, 0)); |
| __ popq(RDX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(ReadArgument, test) { |
| typedef int64_t (*ReadArgumentCode)(int64_t n); |
| ReadArgumentCode id = reinterpret_cast<ReadArgumentCode>(test->entry()); |
| EXPECT_EQ(42, id(42)); |
| EXPECT_EQ(87, id(87)); |
| static const int64_t kLargeConstant = 0x1234567812345678LL; |
| EXPECT_EQ(kLargeConstant, id(kLargeConstant)); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(AddressingModes, assembler) { |
| __ movq(RAX, Address(RSP, 0)); |
| __ movq(RAX, Address(RBP, 0)); |
| __ movq(RAX, Address(RAX, 0)); |
| __ movq(RAX, Address(R10, 0)); |
| __ movq(RAX, Address(R12, 0)); |
| __ movq(RAX, Address(R13, 0)); |
| __ movq(R10, Address(RAX, 0)); |
| |
| __ movq(RAX, Address(RSP, kWordSize)); |
| __ movq(RAX, Address(RBP, kWordSize)); |
| __ movq(RAX, Address(RAX, kWordSize)); |
| __ movq(RAX, Address(R10, kWordSize)); |
| __ movq(RAX, Address(R12, kWordSize)); |
| __ movq(RAX, Address(R13, kWordSize)); |
| |
| __ movq(RAX, Address(RSP, -kWordSize)); |
| __ movq(RAX, Address(RBP, -kWordSize)); |
| __ movq(RAX, Address(RAX, -kWordSize)); |
| __ movq(RAX, Address(R10, -kWordSize)); |
| __ movq(RAX, Address(R12, -kWordSize)); |
| __ movq(RAX, Address(R13, -kWordSize)); |
| |
| __ movq(RAX, Address(RSP, 256 * kWordSize)); |
| __ movq(RAX, Address(RBP, 256 * kWordSize)); |
| __ movq(RAX, Address(RAX, 256 * kWordSize)); |
| __ movq(RAX, Address(R10, 256 * kWordSize)); |
| __ movq(RAX, Address(R12, 256 * kWordSize)); |
| __ movq(RAX, Address(R13, 256 * kWordSize)); |
| |
| __ movq(RAX, Address(RSP, -256 * kWordSize)); |
| __ movq(RAX, Address(RBP, -256 * kWordSize)); |
| __ movq(RAX, Address(RAX, -256 * kWordSize)); |
| __ movq(RAX, Address(R10, -256 * kWordSize)); |
| __ movq(RAX, Address(R12, -256 * kWordSize)); |
| __ movq(RAX, Address(R13, -256 * kWordSize)); |
| |
| __ movq(RAX, Address(RAX, TIMES_1, 0)); |
| __ movq(RAX, Address(RAX, TIMES_2, 0)); |
| __ movq(RAX, Address(RAX, TIMES_4, 0)); |
| __ movq(RAX, Address(RAX, TIMES_8, 0)); |
| |
| __ movq(RAX, Address(RBP, TIMES_2, 0)); |
| __ movq(RAX, Address(RAX, TIMES_2, 0)); |
| __ movq(RAX, Address(R10, TIMES_2, 0)); |
| __ movq(RAX, Address(R12, TIMES_2, 0)); |
| __ movq(RAX, Address(R13, TIMES_2, 0)); |
| |
| __ movq(RAX, Address(RBP, TIMES_2, kWordSize)); |
| __ movq(RAX, Address(RAX, TIMES_2, kWordSize)); |
| __ movq(RAX, Address(R10, TIMES_2, kWordSize)); |
| __ movq(RAX, Address(R12, TIMES_2, kWordSize)); |
| __ movq(RAX, Address(R13, TIMES_2, kWordSize)); |
| |
| __ movq(RAX, Address(RBP, TIMES_2, 256 * kWordSize)); |
| __ movq(RAX, Address(RAX, TIMES_2, 256 * kWordSize)); |
| __ movq(RAX, Address(R10, TIMES_2, 256 * kWordSize)); |
| __ movq(RAX, Address(R12, TIMES_2, 256 * kWordSize)); |
| __ movq(RAX, Address(R13, TIMES_2, 256 * kWordSize)); |
| |
| __ movq(RAX, Address(RAX, RBP, TIMES_2, 0)); |
| __ movq(RAX, Address(RAX, RAX, TIMES_2, 0)); |
| __ movq(RAX, Address(RAX, R10, TIMES_2, 0)); |
| __ movq(RAX, Address(RAX, R12, TIMES_2, 0)); |
| __ movq(RAX, Address(RAX, R13, TIMES_2, 0)); |
| |
| __ movq(RAX, Address(RBP, RBP, TIMES_2, 0)); |
| __ movq(RAX, Address(RBP, RAX, TIMES_2, 0)); |
| __ movq(RAX, Address(RBP, R10, TIMES_2, 0)); |
| __ movq(RAX, Address(RBP, R12, TIMES_2, 0)); |
| __ movq(RAX, Address(RBP, R13, TIMES_2, 0)); |
| |
| __ movq(RAX, Address(RSP, RBP, TIMES_2, 0)); |
| __ movq(RAX, Address(RSP, RAX, TIMES_2, 0)); |
| __ movq(RAX, Address(RSP, R10, TIMES_2, 0)); |
| __ movq(RAX, Address(RSP, R12, TIMES_2, 0)); |
| __ movq(RAX, Address(RSP, R13, TIMES_2, 0)); |
| |
| __ movq(RAX, Address(R10, RBP, TIMES_2, 0)); |
| __ movq(RAX, Address(R10, RAX, TIMES_2, 0)); |
| __ movq(RAX, Address(R10, R10, TIMES_2, 0)); |
| __ movq(RAX, Address(R10, R12, TIMES_2, 0)); |
| __ movq(RAX, Address(R10, R13, TIMES_2, 0)); |
| |
| __ movq(RAX, Address(R12, RBP, TIMES_2, 0)); |
| __ movq(RAX, Address(R12, RAX, TIMES_2, 0)); |
| __ movq(RAX, Address(R12, R10, TIMES_2, 0)); |
| __ movq(RAX, Address(R12, R12, TIMES_2, 0)); |
| __ movq(RAX, Address(R12, R13, TIMES_2, 0)); |
| |
| __ movq(RAX, Address(R13, RBP, TIMES_2, 0)); |
| __ movq(RAX, Address(R13, RAX, TIMES_2, 0)); |
| __ movq(RAX, Address(R13, R10, TIMES_2, 0)); |
| __ movq(RAX, Address(R13, R12, TIMES_2, 0)); |
| __ movq(RAX, Address(R13, R13, TIMES_2, 0)); |
| |
| __ movq(RAX, Address(RAX, RBP, TIMES_2, kWordSize)); |
| __ movq(RAX, Address(RAX, RAX, TIMES_2, kWordSize)); |
| __ movq(RAX, Address(RAX, R10, TIMES_2, kWordSize)); |
| __ movq(RAX, Address(RAX, R12, TIMES_2, kWordSize)); |
| __ movq(RAX, Address(RAX, R13, TIMES_2, kWordSize)); |
| |
| __ movq(RAX, Address(RBP, RBP, TIMES_2, kWordSize)); |
| __ movq(RAX, Address(RBP, RAX, TIMES_2, kWordSize)); |
| __ movq(RAX, Address(RBP, R10, TIMES_2, kWordSize)); |
| __ movq(RAX, Address(RBP, R12, TIMES_2, kWordSize)); |
| __ movq(RAX, Address(RBP, R13, TIMES_2, kWordSize)); |
| |
| __ movq(RAX, Address(RSP, RBP, TIMES_2, kWordSize)); |
| __ movq(RAX, Address(RSP, RAX, TIMES_2, kWordSize)); |
| __ movq(RAX, Address(RSP, R10, TIMES_2, kWordSize)); |
| __ movq(RAX, Address(RSP, R12, TIMES_2, kWordSize)); |
| __ movq(RAX, Address(RSP, R13, TIMES_2, kWordSize)); |
| |
| __ movq(RAX, Address(R10, RBP, TIMES_2, kWordSize)); |
| __ movq(RAX, Address(R10, RAX, TIMES_2, kWordSize)); |
| __ movq(RAX, Address(R10, R10, TIMES_2, kWordSize)); |
| __ movq(RAX, Address(R10, R12, TIMES_2, kWordSize)); |
| __ movq(RAX, Address(R10, R13, TIMES_2, kWordSize)); |
| |
| __ movq(RAX, Address(R12, RBP, TIMES_2, kWordSize)); |
| __ movq(RAX, Address(R12, RAX, TIMES_2, kWordSize)); |
| __ movq(RAX, Address(R12, R10, TIMES_2, kWordSize)); |
| __ movq(RAX, Address(R12, R12, TIMES_2, kWordSize)); |
| __ movq(RAX, Address(R12, R13, TIMES_2, kWordSize)); |
| |
| __ movq(RAX, Address(R13, RBP, TIMES_2, kWordSize)); |
| __ movq(RAX, Address(R13, RAX, TIMES_2, kWordSize)); |
| __ movq(RAX, Address(R13, R10, TIMES_2, kWordSize)); |
| __ movq(RAX, Address(R13, R12, TIMES_2, kWordSize)); |
| __ movq(RAX, Address(R13, R13, TIMES_2, kWordSize)); |
| |
| __ movq(RAX, Address(RAX, RBP, TIMES_2, 256 * kWordSize)); |
| __ movq(RAX, Address(RAX, RAX, TIMES_2, 256 * kWordSize)); |
| __ movq(RAX, Address(RAX, R10, TIMES_2, 256 * kWordSize)); |
| __ movq(RAX, Address(RAX, R12, TIMES_2, 256 * kWordSize)); |
| __ movq(RAX, Address(RAX, R13, TIMES_2, 256 * kWordSize)); |
| |
| __ movq(RAX, Address(RBP, RBP, TIMES_2, 256 * kWordSize)); |
| __ movq(RAX, Address(RBP, RAX, TIMES_2, 256 * kWordSize)); |
| __ movq(RAX, Address(RBP, R10, TIMES_2, 256 * kWordSize)); |
| __ movq(RAX, Address(RBP, R12, TIMES_2, 256 * kWordSize)); |
| __ movq(RAX, Address(RBP, R13, TIMES_2, 256 * kWordSize)); |
| |
| __ movq(RAX, Address(RSP, RBP, TIMES_2, 256 * kWordSize)); |
| __ movq(RAX, Address(RSP, RAX, TIMES_2, 256 * kWordSize)); |
| __ movq(RAX, Address(RSP, R10, TIMES_2, 256 * kWordSize)); |
| __ movq(RAX, Address(RSP, R12, TIMES_2, 256 * kWordSize)); |
| __ movq(RAX, Address(RSP, R13, TIMES_2, 256 * kWordSize)); |
| |
| __ movq(RAX, Address(R10, RBP, TIMES_2, 256 * kWordSize)); |
| __ movq(RAX, Address(R10, RAX, TIMES_2, 256 * kWordSize)); |
| __ movq(RAX, Address(R10, R10, TIMES_2, 256 * kWordSize)); |
| __ movq(RAX, Address(R10, R12, TIMES_2, 256 * kWordSize)); |
| __ movq(RAX, Address(R10, R13, TIMES_2, 256 * kWordSize)); |
| |
| __ movq(RAX, Address(R12, RBP, TIMES_2, 256 * kWordSize)); |
| __ movq(RAX, Address(R12, RAX, TIMES_2, 256 * kWordSize)); |
| __ movq(RAX, Address(R12, R10, TIMES_2, 256 * kWordSize)); |
| __ movq(RAX, Address(R12, R12, TIMES_2, 256 * kWordSize)); |
| __ movq(RAX, Address(R12, R13, TIMES_2, 256 * kWordSize)); |
| |
| __ movq(RAX, Address(R13, RBP, TIMES_2, 256 * kWordSize)); |
| __ movq(RAX, Address(R13, RAX, TIMES_2, 256 * kWordSize)); |
| __ movq(RAX, Address(R13, R10, TIMES_2, 256 * kWordSize)); |
| __ movq(RAX, Address(R13, R12, TIMES_2, 256 * kWordSize)); |
| __ movq(RAX, Address(R13, R13, TIMES_2, 256 * kWordSize)); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(AddressingModes, test) { |
| // Avoid running the code since it is constructed to lead to crashes. |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(JumpAroundCrash, assembler) { |
| Label done; |
| // Make sure all the condition jumps work. |
| for (Condition condition = OVERFLOW; |
| condition <= GREATER; |
| condition = static_cast<Condition>(condition + 1)) { |
| __ j(condition, &done); |
| } |
| // This isn't strictly necessary, but we do an unconditional |
| // jump around the crashing code anyway. |
| __ jmp(&done); |
| |
| // Be sure to skip this crashing code. |
| __ movq(RAX, Immediate(0)); |
| __ movq(Address(RAX, 0), RAX); |
| |
| __ Bind(&done); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(JumpAroundCrash, test) { |
| Instr* instr = Instr::At(test->entry()); |
| EXPECT(!instr->IsBreakPoint()); |
| typedef void (*JumpAroundCrashCode)(); |
| reinterpret_cast<JumpAroundCrashCode>(test->entry())(); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(SimpleLoop, assembler) { |
| __ movq(RAX, Immediate(0)); |
| __ movq(RCX, Immediate(0)); |
| Label loop; |
| __ Bind(&loop); |
| __ addq(RAX, Immediate(2)); |
| __ incq(RCX); |
| __ cmpq(RCX, Immediate(87)); |
| __ j(LESS, &loop); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(SimpleLoop, test) { |
| typedef int (*SimpleLoopCode)(); |
| EXPECT_EQ(2 * 87, reinterpret_cast<SimpleLoopCode>(test->entry())()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(Increment, assembler) { |
| __ movq(RAX, Immediate(0)); |
| __ pushq(RAX); |
| __ incl(Address(RSP, 0)); |
| __ incq(Address(RSP, 0)); |
| __ movq(RCX, Address(RSP, 0)); |
| __ incq(RCX); |
| __ popq(RAX); |
| __ movq(RAX, RCX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(Increment, test) { |
| typedef int (*IncrementCode)(); |
| EXPECT_EQ(3, reinterpret_cast<IncrementCode>(test->entry())()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(IncrementLong, assembler) { |
| __ movq(RAX, Immediate(0xffffffff)); |
| __ pushq(RAX); |
| __ incq(Address(RSP, 0)); |
| __ movq(RCX, Address(RSP, 0)); |
| __ incq(RCX); |
| __ popq(RAX); |
| __ movq(RAX, RCX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(IncrementLong, test) { |
| typedef int64_t (*IncrementCodeLong)(); |
| EXPECT_EQ(0x100000001, reinterpret_cast<IncrementCodeLong>(test->entry())()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(Decrement, assembler) { |
| __ movq(RAX, Immediate(3)); |
| __ pushq(RAX); |
| __ decl(Address(RSP, 0)); |
| __ decq(Address(RSP, 0)); |
| __ movq(RCX, Address(RSP, 0)); |
| __ decq(RCX); |
| __ popq(RAX); |
| __ movq(RAX, RCX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(Decrement, test) { |
| typedef int (*DecrementCode)(); |
| EXPECT_EQ(0, reinterpret_cast<DecrementCode>(test->entry())()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(DecrementLong, assembler) { |
| __ movq(RAX, Immediate(0x100000001)); |
| __ pushq(RAX); |
| __ decq(Address(RSP, 0)); |
| __ movq(RCX, Address(RSP, 0)); |
| __ decq(RCX); |
| __ popq(RAX); |
| __ movq(RAX, RCX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(DecrementLong, test) { |
| typedef int64_t (*DecrementCodeLong)(); |
| EXPECT_EQ(0xffffffff, reinterpret_cast<DecrementCodeLong>(test->entry())()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(SignedMultiply, assembler) { |
| __ movl(RAX, Immediate(2)); |
| __ movl(RCX, Immediate(4)); |
| __ imull(RAX, RCX); |
| __ imull(RAX, Immediate(1000)); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(SignedMultiply, test) { |
| typedef int (*SignedMultiply)(); |
| EXPECT_EQ(8000, reinterpret_cast<SignedMultiply>(test->entry())()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(SignedMultiply64, assembler) { |
| __ pushq(R15); // Callee saved. |
| __ movq(RAX, Immediate(2)); |
| __ movq(RCX, Immediate(4)); |
| __ imulq(RAX, RCX); |
| |
| __ movq(R8, Immediate(2)); |
| __ movq(R9, Immediate(4)); |
| __ pushq(R9); |
| __ imulq(R8, Address(RSP, 0)); |
| __ popq(R9); |
| __ addq(RAX, R8); |
| |
| __ movq(R10, Immediate(2)); |
| __ movq(R11, Immediate(4)); |
| __ imulq(R10, R11); |
| __ addq(RAX, R10); |
| |
| __ movq(R15, Immediate(2)); |
| __ imulq(R15, Immediate(4)); |
| __ addq(RAX, R15); |
| __ popq(R15); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(SignedMultiply64, test) { |
| typedef int64_t (*SignedMultiply64)(); |
| EXPECT_EQ(32, reinterpret_cast<SignedMultiply64>(test->entry())()); |
| } |
| |
| |
| static const int64_t kLargeConstant = 0x1234567887654321; |
| static const int64_t kAnotherLargeConstant = 987654321987654321LL; |
| static const int64_t kProductLargeConstants = 0x5bbb29a7f52fbbd1; |
| |
| |
| ASSEMBLER_TEST_GENERATE(SignedMultiplyLong, assembler) { |
| Label done; |
| __ movq(RAX, Immediate(kLargeConstant)); |
| __ movq(RCX, Immediate(kAnotherLargeConstant)); |
| __ imulq(RAX, RCX); |
| __ imulq(RCX, Immediate(kLargeConstant)); |
| __ cmpq(RAX, RCX); |
| __ j(EQUAL, &done); |
| __ int3(); |
| __ Bind(&done); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(SignedMultiplyLong, test) { |
| typedef int64_t (*SignedMultiplyLong)(); |
| EXPECT_EQ(kProductLargeConstants, |
| reinterpret_cast<SignedMultiplyLong>(test->entry())()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(OverflowSignedMultiply, assembler) { |
| __ movl(RDX, Immediate(0)); |
| __ movl(RAX, Immediate(0x0fffffff)); |
| __ movl(RCX, Immediate(0x0fffffff)); |
| __ imull(RAX, RCX); |
| __ imull(RAX, RDX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(OverflowSignedMultiply, test) { |
| typedef int (*OverflowSignedMultiply)(); |
| EXPECT_EQ(0, reinterpret_cast<OverflowSignedMultiply>(test->entry())()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(SignedMultiply1, assembler) { |
| __ movl(RDX, Immediate(2)); |
| __ movl(RCX, Immediate(4)); |
| __ imull(RDX, RCX); |
| __ imull(RDX, Immediate(1000)); |
| __ movl(RAX, RDX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(SignedMultiply1, test) { |
| typedef int (*SignedMultiply1)(); |
| EXPECT_EQ(8000, reinterpret_cast<SignedMultiply1>(test->entry())()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(SignedMultiply2, assembler) { |
| __ pushq(R15); // Callee saved. |
| __ movl(R15, Immediate(2)); |
| __ imull(R15, Immediate(1000)); |
| __ movl(RAX, R15); |
| __ popq(R15); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(SignedMultiply2, test) { |
| typedef int (*SignedMultiply2)(); |
| EXPECT_EQ(2000, reinterpret_cast<SignedMultiply2>(test->entry())()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(SignedDivide, assembler) { |
| __ movl(RAX, Immediate(-87)); |
| __ movl(RDX, Immediate(123)); |
| __ cdq(); |
| __ movl(RCX, Immediate(42)); |
| __ idivl(RCX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(SignedDivide, test) { |
| typedef int32_t (*SignedDivide)(); |
| EXPECT_EQ(-87 / 42, reinterpret_cast<SignedDivide>(test->entry())()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(SignedDivideLong, assembler) { |
| __ movq(RAX, Immediate(kLargeConstant)); |
| __ movq(RDX, Immediate(123)); |
| __ cqo(); // Clear RDX. |
| __ movq(RCX, Immediate(42)); |
| __ idivq(RCX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(SignedDivideLong, test) { |
| typedef int64_t (*SignedDivideLong)(); |
| EXPECT_EQ(kLargeConstant / 42, |
| reinterpret_cast<SignedDivideLong>(test->entry())()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(Negate, assembler) { |
| __ movl(RCX, Immediate(42)); |
| __ negl(RCX); |
| __ movl(RAX, RCX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(Negate, test) { |
| typedef int (*Negate)(); |
| EXPECT_EQ(-42, reinterpret_cast<Negate>(test->entry())()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(MoveExtend, assembler) { |
| __ movq(RDX, Immediate(0xffff)); |
| __ movzxb(RAX, RDX); // RAX = 0xff |
| __ movsxw(R8, RDX); // R8 = -1 |
| __ movzxw(RCX, RDX); // RCX = 0xffff |
| __ addq(R8, RCX); |
| __ addq(RAX, R8); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(MoveExtend, test) { |
| typedef int (*MoveExtend)(); |
| EXPECT_EQ(0xff - 1 + 0xffff, reinterpret_cast<MoveExtend>(test->entry())()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(MoveExtend32, assembler) { |
| __ movq(RDX, Immediate(0xffffffff)); |
| __ movsxd(RDX, RDX); |
| __ movq(RAX, Immediate(0x7fffffff)); |
| __ movsxd(RAX, RAX); |
| __ addq(RAX, RDX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(MoveExtend32, test) { |
| typedef intptr_t (*MoveExtend)(); |
| EXPECT_EQ(0x7ffffffe, reinterpret_cast<MoveExtend>(test->entry())()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(MoveExtendMemory, assembler) { |
| __ movq(RDX, Immediate(0x123456781234ffff)); |
| |
| __ pushq(RDX); |
| __ movzxb(RAX, Address(RSP, 0)); // RAX = 0xff |
| __ movsxw(R8, Address(RSP, 0)); // R8 = -1 |
| __ movzxw(RCX, Address(RSP, 0)); // RCX = 0xffff |
| __ addq(RSP, Immediate(kWordSize)); |
| |
| __ addq(R8, RCX); |
| __ addq(RAX, R8); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(MoveExtendMemory, test) { |
| typedef int (*MoveExtendMemory)(); |
| EXPECT_EQ(0xff - 1 + 0xffff, |
| reinterpret_cast<MoveExtendMemory>(test->entry())()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(MoveExtend32Memory, assembler) { |
| __ pushq(Immediate(0xffffffff)); |
| __ pushq(Immediate(0x7fffffff)); |
| __ movsxd(RDX, Address(RSP, kWordSize)); |
| __ movsxd(RAX, Address(RSP, 0)); |
| __ addq(RSP, Immediate(kWordSize * 2)); |
| |
| __ addq(RAX, RDX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(MoveExtend32Memory, test) { |
| typedef intptr_t (*MoveExtend)(); |
| EXPECT_EQ(0x7ffffffe, reinterpret_cast<MoveExtend>(test->entry())()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(MoveWord, assembler) { |
| __ xorq(RAX, RAX); |
| __ pushq(Immediate(0)); |
| __ movq(RAX, RSP); |
| __ movq(RCX, Immediate(-1)); |
| __ movw(Address(RAX, 0), RCX); |
| __ movzxw(RAX, Address(RAX, 0)); // RAX = 0xffff |
| __ addq(RSP, Immediate(kWordSize)); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(MoveWord, test) { |
| typedef int (*MoveWord)(); |
| EXPECT_EQ(0xffff, reinterpret_cast<MoveWord>(test->entry())()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(MoveWordRex, assembler) { |
| __ pushq(Immediate(0)); |
| __ movq(R8, RSP); |
| __ movq(R9, Immediate(-1)); |
| __ movw(Address(R8, 0), R9); |
| __ movzxw(R8, Address(R8, 0)); // 0xffff |
| __ xorq(RAX, RAX); |
| __ addq(RAX, R8); // RAX = 0xffff |
| __ addq(RSP, Immediate(kWordSize)); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(MoveWordRex, test) { |
| typedef int (*MoveWordRex)(); |
| EXPECT_EQ(0xffff, reinterpret_cast<MoveWordRex>(test->entry())()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(Bitwise, assembler) { |
| __ movl(RCX, Immediate(42)); |
| __ xorl(RCX, RCX); |
| __ orl(RCX, Immediate(256)); |
| __ movl(RAX, Immediate(4)); |
| __ orl(RCX, RAX); |
| __ movl(RAX, Immediate(0xfff0)); |
| __ andl(RCX, RAX); |
| __ movl(RAX, Immediate(1)); |
| __ orl(RCX, RAX); |
| __ movl(RAX, RCX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(Bitwise, test) { |
| typedef int (*Bitwise)(); |
| EXPECT_EQ(256 + 1, reinterpret_cast<Bitwise>(test->entry())()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(Bitwise64, assembler) { |
| Label error; |
| __ movq(RAX, Immediate(42)); |
| __ pushq(RAX); |
| __ xorq(RAX, Address(RSP, 0)); |
| __ popq(RCX); |
| __ cmpq(RAX, Immediate(0)); |
| __ j(NOT_EQUAL, &error); |
| __ movq(RCX, Immediate(0xFF)); |
| __ movq(RAX, Immediate(0x5)); |
| __ xorq(RCX, RAX); |
| __ cmpq(RCX, Immediate(0xFF ^ 0x5)); |
| __ j(NOT_EQUAL, &error); |
| __ pushq(Immediate(0xFF)); |
| __ movq(RCX, Immediate(0x5)); |
| __ xorq(Address(RSP, 0), RCX); |
| __ popq(RCX); |
| __ cmpq(RCX, Immediate(0xFF ^ 0x5)); |
| __ j(NOT_EQUAL, &error); |
| __ xorq(RCX, RCX); |
| __ orq(RCX, Immediate(256)); |
| __ movq(RAX, Immediate(4)); |
| __ orq(RCX, RAX); |
| __ movq(RAX, Immediate(0xfff0)); |
| __ andq(RCX, RAX); |
| __ movq(RAX, Immediate(1)); |
| __ pushq(RAX); |
| __ orq(RCX, Address(RSP, 0)); |
| __ xorq(RCX, Immediate(0)); |
| __ popq(RAX); |
| __ movq(RAX, RCX); |
| __ ret(); |
| __ Bind(&error); |
| __ movq(RAX, Immediate(-1)); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(Bitwise64, test) { |
| typedef int (*Bitwise64)(); |
| EXPECT_EQ(256 + 1, reinterpret_cast<Bitwise64>(test->entry())()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(LogicalOps, assembler) { |
| Label donetest1; |
| __ movl(RAX, Immediate(4)); |
| __ andl(RAX, Immediate(2)); |
| __ cmpl(RAX, Immediate(0)); |
| __ j(EQUAL, &donetest1); |
| // Be sure to skip this crashing code. |
| __ movl(RAX, Immediate(0)); |
| __ movl(Address(RAX, 0), RAX); |
| __ Bind(&donetest1); |
| |
| Label donetest2; |
| __ movl(RCX, Immediate(4)); |
| __ andl(RCX, Immediate(4)); |
| __ cmpl(RCX, Immediate(0)); |
| __ j(NOT_EQUAL, &donetest2); |
| // Be sure to skip this crashing code. |
| __ movl(RAX, Immediate(0)); |
| __ movl(Address(RAX, 0), RAX); |
| __ Bind(&donetest2); |
| |
| Label donetest3; |
| __ movl(RAX, Immediate(0)); |
| __ orl(RAX, Immediate(0)); |
| __ cmpl(RAX, Immediate(0)); |
| __ j(EQUAL, &donetest3); |
| // Be sure to skip this crashing code. |
| __ movl(RAX, Immediate(0)); |
| __ movl(Address(RAX, 0), RAX); |
| __ Bind(&donetest3); |
| |
| Label donetest4; |
| __ movl(RAX, Immediate(4)); |
| __ orl(RAX, Immediate(0)); |
| __ cmpl(RAX, Immediate(0)); |
| __ j(NOT_EQUAL, &donetest4); |
| // Be sure to skip this crashing code. |
| __ movl(RAX, Immediate(0)); |
| __ movl(Address(RAX, 0), RAX); |
| __ Bind(&donetest4); |
| |
| Label donetest5; |
| __ pushq(RAX); |
| __ movl(RAX, Immediate(0xff)); |
| __ movl(Address(RSP, 0), RAX); |
| __ cmpl(Address(RSP, 0), Immediate(0xff)); |
| __ j(EQUAL, &donetest5); |
| // Be sure to skip this crashing code. |
| __ movq(RAX, Immediate(0)); |
| __ movq(Address(RAX, 0), RAX); |
| __ Bind(&donetest5); |
| __ popq(RAX); |
| |
| Label donetest6; |
| __ movl(RAX, Immediate(1)); |
| __ shll(RAX, Immediate(3)); |
| __ cmpl(RAX, Immediate(8)); |
| __ j(EQUAL, &donetest6); |
| // Be sure to skip this crashing code. |
| __ movl(RAX, Immediate(0)); |
| __ movl(Address(RAX, 0), RAX); |
| __ Bind(&donetest6); |
| |
| Label donetest7; |
| __ movl(RAX, Immediate(2)); |
| __ shrl(RAX, Immediate(1)); |
| __ cmpl(RAX, Immediate(1)); |
| __ j(EQUAL, &donetest7); |
| // Be sure to skip this crashing code. |
| __ movl(RAX, Immediate(0)); |
| __ movl(Address(RAX, 0), RAX); |
| __ Bind(&donetest7); |
| |
| Label donetest8; |
| __ movl(RAX, Immediate(8)); |
| __ shrl(RAX, Immediate(3)); |
| __ cmpl(RAX, Immediate(1)); |
| __ j(EQUAL, &donetest8); |
| // Be sure to skip this crashing code. |
| __ movl(RAX, Immediate(0)); |
| __ movl(Address(RAX, 0), RAX); |
| __ Bind(&donetest8); |
| |
| Label donetest9; |
| __ movl(RAX, Immediate(1)); |
| __ movl(RCX, Immediate(3)); |
| __ shll(RAX, RCX); |
| __ cmpl(RAX, Immediate(8)); |
| __ j(EQUAL, &donetest9); |
| // Be sure to skip this crashing code. |
| __ movl(RAX, Immediate(0)); |
| __ movl(Address(RAX, 0), RAX); |
| __ Bind(&donetest9); |
| |
| Label donetest10; |
| __ movl(RAX, Immediate(8)); |
| __ movl(RCX, Immediate(3)); |
| __ shrl(RAX, RCX); |
| __ cmpl(RAX, Immediate(1)); |
| __ j(EQUAL, &donetest10); |
| // Be sure to skip this crashing code. |
| __ movl(RAX, Immediate(0)); |
| __ movl(Address(RAX, 0), RAX); |
| __ Bind(&donetest10); |
| |
| Label donetest6a; |
| __ movl(RAX, Immediate(1)); |
| __ shlq(RAX, Immediate(3)); |
| __ cmpl(RAX, Immediate(8)); |
| __ j(EQUAL, &donetest6a); |
| // Be sure to skip this crashing code. |
| __ movl(RAX, Immediate(0)); |
| __ movl(Address(RAX, 0), RAX); |
| __ Bind(&donetest6a); |
| |
| Label donetest7a; |
| __ movl(RAX, Immediate(2)); |
| __ shrq(RAX, Immediate(1)); |
| __ cmpl(RAX, Immediate(1)); |
| __ j(EQUAL, &donetest7a); |
| // Be sure to skip this crashing code. |
| __ movl(RAX, Immediate(0)); |
| __ movl(Address(RAX, 0), RAX); |
| __ Bind(&donetest7a); |
| |
| Label donetest8a; |
| __ movl(RAX, Immediate(8)); |
| __ shrq(RAX, Immediate(3)); |
| __ cmpl(RAX, Immediate(1)); |
| __ j(EQUAL, &donetest8a); |
| // Be sure to skip this crashing code. |
| __ movl(RAX, Immediate(0)); |
| __ movl(Address(RAX, 0), RAX); |
| __ Bind(&donetest8a); |
| |
| Label donetest9a; |
| __ movl(RAX, Immediate(1)); |
| __ movl(RCX, Immediate(3)); |
| __ shlq(RAX, RCX); |
| __ cmpl(RAX, Immediate(8)); |
| __ j(EQUAL, &donetest9a); |
| // Be sure to skip this crashing code. |
| __ movl(RAX, Immediate(0)); |
| __ movl(Address(RAX, 0), RAX); |
| __ Bind(&donetest9a); |
| |
| Label donetest10a; |
| __ movl(RAX, Immediate(8)); |
| __ movl(RCX, Immediate(3)); |
| __ shrq(RAX, RCX); |
| __ cmpl(RAX, Immediate(1)); |
| __ j(EQUAL, &donetest10a); |
| // Be sure to skip this crashing code. |
| __ movl(RAX, Immediate(0)); |
| __ movl(Address(RAX, 0), RAX); |
| __ Bind(&donetest10a); |
| |
| Label donetest11a; |
| __ movl(RAX, Immediate(1)); |
| __ shlq(RAX, Immediate(31)); |
| __ shrq(RAX, Immediate(3)); |
| __ cmpq(RAX, Immediate(0x10000000)); |
| __ j(EQUAL, &donetest11a); |
| // Be sure to skip this crashing code. |
| __ movl(RAX, Immediate(0)); |
| __ movl(Address(RAX, 0), RAX); |
| __ Bind(&donetest11a); |
| |
| Label donetest12a; |
| __ movl(RAX, Immediate(1)); |
| __ shlq(RAX, Immediate(31)); |
| __ sarl(RAX, Immediate(3)); |
| __ cmpl(RAX, Immediate(0xfffffffff0000000)); |
| __ j(EQUAL, &donetest12a); |
| // Be sure to skip this crashing code. |
| __ movl(RAX, Immediate(0)); |
| __ movl(Address(RAX, 0), RAX); |
| __ Bind(&donetest12a); |
| |
| Label donetest13a; |
| __ movl(RAX, Immediate(1)); |
| __ movl(RCX, Immediate(3)); |
| __ shlq(RAX, Immediate(31)); |
| __ sarl(RAX, RCX); |
| __ cmpl(RAX, Immediate(0xfffffffff0000000)); |
| __ j(EQUAL, &donetest13a); |
| // Be sure to skip this crashing code. |
| __ movl(RAX, Immediate(0)); |
| __ movl(Address(RAX, 0), RAX); |
| __ Bind(&donetest13a); |
| |
| __ movl(RAX, Immediate(0)); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(LogicalOps, test) { |
| typedef int (*LogicalOpsCode)(); |
| EXPECT_EQ(0, reinterpret_cast<LogicalOpsCode>(test->entry())()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(LogicalOps64, assembler) { |
| Label donetest1; |
| __ movq(RAX, Immediate(4)); |
| __ andq(RAX, Immediate(2)); |
| __ cmpq(RAX, Immediate(0)); |
| __ j(EQUAL, &donetest1); |
| __ int3(); |
| __ Bind(&donetest1); |
| |
| Label donetest2; |
| __ movq(RCX, Immediate(4)); |
| __ pushq(RCX); |
| __ andq(RCX, Address(RSP, 0)); |
| __ popq(RAX); |
| __ cmpq(RCX, Immediate(0)); |
| __ j(NOT_EQUAL, &donetest2); |
| __ int3(); |
| __ Bind(&donetest2); |
| |
| Label donetest3; |
| __ movq(RAX, Immediate(0)); |
| __ orq(RAX, Immediate(0)); |
| __ cmpq(RAX, Immediate(0)); |
| __ j(EQUAL, &donetest3); |
| __ int3(); |
| __ Bind(&donetest3); |
| |
| Label donetest4; |
| __ movq(RAX, Immediate(4)); |
| __ orq(RAX, Immediate(0)); |
| __ cmpq(RAX, Immediate(0)); |
| __ j(NOT_EQUAL, &donetest4); |
| __ int3(); |
| __ Bind(&donetest4); |
| |
| Label donetest5; |
| __ pushq(RAX); |
| __ movq(RAX, Immediate(0xff)); |
| __ movq(Address(RSP, 0), RAX); |
| __ cmpq(Address(RSP, 0), Immediate(0xff)); |
| __ j(EQUAL, &donetest5); |
| __ int3(); |
| __ Bind(&donetest5); |
| __ popq(RAX); |
| |
| Label donetest6; |
| __ movq(RAX, Immediate(1)); |
| __ shlq(RAX, Immediate(3)); |
| __ cmpq(RAX, Immediate(8)); |
| __ j(EQUAL, &donetest6); |
| __ int3(); |
| __ Bind(&donetest6); |
| |
| Label donetest7; |
| __ movq(RAX, Immediate(2)); |
| __ shrq(RAX, Immediate(1)); |
| __ cmpq(RAX, Immediate(1)); |
| __ j(EQUAL, &donetest7); |
| __ int3(); |
| __ Bind(&donetest7); |
| |
| Label donetest8; |
| __ movq(RAX, Immediate(8)); |
| __ shrq(RAX, Immediate(3)); |
| __ cmpq(RAX, Immediate(1)); |
| __ j(EQUAL, &donetest8); |
| __ int3(); |
| __ Bind(&donetest8); |
| |
| Label donetest9; |
| __ movq(RAX, Immediate(1)); |
| __ movq(RCX, Immediate(3)); |
| __ shlq(RAX, RCX); |
| __ cmpq(RAX, Immediate(8)); |
| __ j(EQUAL, &donetest9); |
| __ int3(); |
| __ Bind(&donetest9); |
| |
| Label donetest10; |
| __ movq(RAX, Immediate(8)); |
| __ movq(RCX, Immediate(3)); |
| __ shrq(RAX, RCX); |
| __ cmpq(RAX, Immediate(1)); |
| __ j(EQUAL, &donetest10); |
| __ int3(); |
| __ Bind(&donetest10); |
| |
| Label donetest6a; |
| __ movq(RAX, Immediate(1)); |
| __ shlq(RAX, Immediate(3)); |
| __ cmpq(RAX, Immediate(8)); |
| __ j(EQUAL, &donetest6a); |
| // Be sure to skip this crashing code. |
| __ movq(RAX, Immediate(0)); |
| __ movq(Address(RAX, 0), RAX); |
| __ Bind(&donetest6a); |
| |
| Label donetest7a; |
| __ movq(RAX, Immediate(2)); |
| __ shrq(RAX, Immediate(1)); |
| __ cmpq(RAX, Immediate(1)); |
| __ j(EQUAL, &donetest7a); |
| __ int3(); |
| __ Bind(&donetest7a); |
| |
| Label donetest8a; |
| __ movq(RAX, Immediate(8)); |
| __ shrq(RAX, Immediate(3)); |
| __ cmpq(RAX, Immediate(1)); |
| __ j(EQUAL, &donetest8a); |
| __ int3(); |
| __ Bind(&donetest8a); |
| |
| Label donetest9a; |
| __ movq(RAX, Immediate(1)); |
| __ movq(RCX, Immediate(3)); |
| __ shlq(RAX, RCX); |
| __ cmpq(RAX, Immediate(8)); |
| __ j(EQUAL, &donetest9a); |
| __ int3(); |
| __ Bind(&donetest9a); |
| |
| Label donetest10a; |
| __ movq(RAX, Immediate(8)); |
| __ movq(RCX, Immediate(3)); |
| __ shrq(RAX, RCX); |
| __ cmpq(RAX, Immediate(1)); |
| __ j(EQUAL, &donetest10a); |
| __ int3(); |
| __ Bind(&donetest10a); |
| |
| Label donetest11a; |
| __ movq(RAX, Immediate(1)); |
| __ shlq(RAX, Immediate(31)); |
| __ shrq(RAX, Immediate(3)); |
| __ cmpq(RAX, Immediate(0x10000000)); |
| __ j(EQUAL, &donetest11a); |
| __ int3(); |
| __ Bind(&donetest11a); |
| |
| Label donetest12a; |
| __ movq(RAX, Immediate(1)); |
| __ shlq(RAX, Immediate(63)); |
| __ sarq(RAX, Immediate(3)); |
| __ cmpq(RAX, Immediate(0xf000000000000000)); |
| __ j(EQUAL, &donetest12a); |
| __ int3(); |
| __ Bind(&donetest12a); |
| |
| Label donetest13a; |
| __ movq(RAX, Immediate(1)); |
| __ movq(RCX, Immediate(3)); |
| __ shlq(RAX, Immediate(63)); |
| __ sarq(RAX, RCX); |
| __ cmpq(RAX, Immediate(0xf000000000000000)); |
| __ j(EQUAL, &donetest13a); |
| __ int3(); |
| __ Bind(&donetest13a); |
| |
| Label donetest14, donetest15; |
| __ pushq(R15); // Callee saved. |
| __ movq(R15, Immediate(0xf000000000000001)); |
| __ andq(R15, Immediate(-1)); |
| __ andq(R15, Immediate(0x8000000000000001)); |
| __ orq(R15, Immediate(2)); |
| __ orq(R15, Immediate(0xf800000000000000)); |
| __ xorq(R15, Immediate(1)); |
| __ xorq(R15, Immediate(0x0800000000000000)); |
| __ cmpq(R15, Immediate(0xf000000000000002)); |
| __ j(EQUAL, &donetest14); |
| __ int3(); |
| __ Bind(&donetest14); |
| __ andq(R15, Immediate(2)); |
| __ cmpq(R15, Immediate(2)); |
| __ j(EQUAL, &donetest15); |
| __ int3(); |
| __ Bind(&donetest15); |
| __ popq(R15); // Callee saved. |
| |
| __ movq(RAX, Immediate(0)); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(LogicalOps64, test) { |
| typedef int (*LogicalOpsCode)(); |
| EXPECT_EQ(0, reinterpret_cast<LogicalOpsCode>(test->entry())()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(LogicalTestL, assembler) { |
| Label donetest1; |
| __ movl(RAX, Immediate(4)); |
| __ movl(RCX, Immediate(2)); |
| __ testl(RAX, RCX); |
| __ j(EQUAL, &donetest1); |
| // Be sure to skip this crashing code. |
| __ movl(RAX, Immediate(0)); |
| __ movl(Address(RAX, 0), RAX); |
| __ Bind(&donetest1); |
| |
| Label donetest2; |
| __ movl(RDX, Immediate(4)); |
| __ movl(RCX, Immediate(4)); |
| __ testl(RDX, RCX); |
| __ j(NOT_EQUAL, &donetest2); |
| // Be sure to skip this crashing code. |
| __ movl(RAX, Immediate(0)); |
| __ movl(Address(RAX, 0), RAX); |
| __ Bind(&donetest2); |
| |
| Label donetest3; |
| __ movl(RAX, Immediate(0)); |
| __ testl(RAX, Immediate(0)); |
| __ j(EQUAL, &donetest3); |
| // Be sure to skip this crashing code. |
| __ movl(RAX, Immediate(0)); |
| __ movl(Address(RAX, 0), RAX); |
| __ Bind(&donetest3); |
| |
| Label donetest4; |
| __ movl(RCX, Immediate(4)); |
| __ testl(RCX, Immediate(4)); |
| __ j(NOT_EQUAL, &donetest4); |
| // Be sure to skip this crashing code. |
| __ movl(RAX, Immediate(0)); |
| __ movl(Address(RAX, 0), RAX); |
| __ Bind(&donetest4); |
| |
| __ movl(RAX, Immediate(0)); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(LogicalTestL, test) { |
| typedef int (*LogicalTestCode)(); |
| EXPECT_EQ(0, reinterpret_cast<LogicalTestCode>(test->entry())()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(LogicalTestQ, assembler) { |
| Label donetest1; |
| __ movq(RAX, Immediate(4)); |
| __ movq(RCX, Immediate(2)); |
| __ testq(RAX, RCX); |
| __ j(EQUAL, &donetest1); |
| // Be sure to skip this crashing code. |
| __ movq(RAX, Immediate(0)); |
| __ movq(Address(RAX, 0), RAX); |
| __ Bind(&donetest1); |
| |
| Label donetest2; |
| __ movq(RDX, Immediate(4)); |
| __ movq(RCX, Immediate(4)); |
| __ testq(RDX, RCX); |
| __ j(NOT_EQUAL, &donetest2); |
| // Be sure to skip this crashing code. |
| __ movq(RAX, Immediate(0)); |
| __ movq(Address(RAX, 0), RAX); |
| __ Bind(&donetest2); |
| |
| Label donetest3; |
| __ movq(RAX, Immediate(0)); |
| __ testq(RAX, Immediate(0)); |
| __ j(EQUAL, &donetest3); |
| // Be sure to skip this crashing code. |
| __ movq(RAX, Immediate(0)); |
| __ movq(Address(RAX, 0), RAX); |
| __ Bind(&donetest3); |
| |
| Label donetest4; |
| __ movq(RCX, Immediate(4)); |
| __ testq(RCX, Immediate(4)); |
| __ j(NOT_EQUAL, &donetest4); |
| // Be sure to skip this crashing code. |
| __ movq(RAX, Immediate(0)); |
| __ movq(Address(RAX, 0), RAX); |
| __ Bind(&donetest4); |
| |
| Label donetest5; |
| __ movq(RCX, Immediate(0xff)); |
| __ testq(RCX, Immediate(0xff)); |
| __ j(NOT_EQUAL, &donetest5); |
| // Be sure to skip this crashing code. |
| __ movq(RAX, Immediate(0)); |
| __ movq(Address(RAX, 0), RAX); |
| __ Bind(&donetest5); |
| |
| Label donetest6; |
| __ movq(RAX, Immediate(0xff)); |
| __ testq(RAX, Immediate(0xff)); |
| __ j(NOT_EQUAL, &donetest6); |
| // Be sure to skip this crashing code. |
| __ movq(RAX, Immediate(0)); |
| __ movq(Address(RAX, 0), RAX); |
| __ Bind(&donetest6); |
| |
| __ movq(RAX, Immediate(0)); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(LogicalTestQ, test) { |
| typedef int (*LogicalTestCode)(); |
| EXPECT_EQ(0, reinterpret_cast<LogicalTestCode>(test->entry())()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(CompareSwapEQ, assembler) { |
| __ movq(RAX, Immediate(0)); |
| __ pushq(RAX); |
| __ movq(RAX, Immediate(4)); |
| __ movq(RCX, Immediate(0)); |
| __ movq(Address(RSP, 0), RAX); |
| __ lock_cmpxchgq(Address(RSP, 0), RCX); |
| __ popq(RAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(CompareSwapEQ, test) { |
| typedef int (*CompareSwapEQCode)(); |
| EXPECT_EQ(0, reinterpret_cast<CompareSwapEQCode>(test->entry())()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(CompareSwapNEQ, assembler) { |
| __ movq(RAX, Immediate(0)); |
| __ pushq(RAX); |
| __ movq(RAX, Immediate(2)); |
| __ movq(RCX, Immediate(4)); |
| __ movq(Address(RSP, 0), RCX); |
| __ lock_cmpxchgq(Address(RSP, 0), RCX); |
| __ popq(RAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(CompareSwapNEQ, test) { |
| typedef int (*CompareSwapNEQCode)(); |
| EXPECT_EQ(4, reinterpret_cast<CompareSwapNEQCode>(test->entry())()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(Exchange, assembler) { |
| __ movq(RAX, Immediate(kLargeConstant)); |
| __ movq(RDX, Immediate(kAnotherLargeConstant)); |
| __ xchgq(RAX, RDX); |
| __ subq(RAX, RDX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(Exchange, test) { |
| typedef int64_t (*Exchange)(); |
| EXPECT_EQ(kAnotherLargeConstant - kLargeConstant, |
| reinterpret_cast<Exchange>(test->entry())()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(LargeConstant, assembler) { |
| __ movq(RAX, Immediate(kLargeConstant)); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(LargeConstant, test) { |
| typedef int64_t (*LargeConstantCode)(); |
| EXPECT_EQ(kLargeConstant, |
| reinterpret_cast<LargeConstantCode>(test->entry())()); |
| } |
| |
| |
| static int ComputeStackSpaceReservation(int needed, int fixed) { |
| static const int kFrameAlignment = OS::ActivationFrameAlignment(); |
| return (kFrameAlignment > 0) |
| ? Utils::RoundUp(needed + fixed, kFrameAlignment) - fixed |
| : needed; |
| } |
| |
| |
| static int LeafReturn42() { |
| return 42; |
| } |
| |
| |
| static int LeafReturnArgument(int x) { |
| return x + 87; |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(CallSimpleLeaf, assembler) { |
| ExternalLabel call1("LeafReturn42", reinterpret_cast<uword>(LeafReturn42)); |
| ExternalLabel call2("LeafReturnArgument", |
| reinterpret_cast<uword>(LeafReturnArgument)); |
| int space = ComputeStackSpaceReservation(0, 8); |
| __ AddImmediate(RSP, Immediate(-space)); |
| __ call(&call1); |
| __ AddImmediate(RSP, Immediate(space)); |
| space = ComputeStackSpaceReservation(0, 8); |
| __ AddImmediate(RSP, Immediate(-space)); |
| __ movl(RDI, RAX); |
| __ call(&call2); |
| __ AddImmediate(RSP, Immediate(space)); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(CallSimpleLeaf, test) { |
| typedef int (*CallSimpleLeafCode)(); |
| EXPECT_EQ(42 + 87, reinterpret_cast<CallSimpleLeafCode>(test->entry())()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(JumpSimpleLeaf, assembler) { |
| ExternalLabel call1("LeafReturn42", reinterpret_cast<uword>(LeafReturn42)); |
| Label L; |
| int space = ComputeStackSpaceReservation(0, 8); |
| __ AddImmediate(RSP, Immediate(-space)); |
| __ call(&L); |
| __ AddImmediate(RSP, Immediate(space)); |
| __ ret(); |
| __ Bind(&L); |
| __ jmp(&call1); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(JumpSimpleLeaf, test) { |
| typedef int (*JumpSimpleLeafCode)(); |
| EXPECT_EQ(42, reinterpret_cast<JumpSimpleLeafCode>(test->entry())()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(SingleFPMoves, assembler) { |
| __ movq(RAX, Immediate(bit_cast<int32_t, float>(234.0f))); |
| __ movd(XMM0, RAX); |
| __ movss(XMM1, XMM0); |
| __ movss(XMM2, XMM1); |
| __ movss(XMM3, XMM2); |
| __ movss(XMM4, XMM3); |
| __ movss(XMM5, XMM4); |
| __ movss(XMM6, XMM5); |
| __ movss(XMM7, XMM6); |
| __ movss(XMM8, XMM7); |
| __ movss(XMM9, XMM8); |
| __ movss(XMM10, XMM9); |
| __ movss(XMM11, XMM10); |
| __ movss(XMM12, XMM11); |
| __ movss(XMM13, XMM12); |
| __ movss(XMM14, XMM13); |
| __ movss(XMM15, XMM14); |
| __ pushq(R15); // Callee saved. |
| __ pushq(RAX); |
| __ movq(Address(RSP, 0), Immediate(0)); |
| __ movss(XMM0, Address(RSP, 0)); |
| __ movss(Address(RSP, 0), XMM7); |
| __ movss(XMM1, Address(RSP, 0)); |
| __ movq(R10, RSP); |
| __ movss(Address(R10, 0), XMM1); |
| __ movss(XMM2, Address(R10, 0)); |
| __ movq(R15, RSP); |
| __ movss(Address(R15, 0), XMM2); |
| __ movss(XMM3, Address(R15, 0)); |
| __ movq(RAX, RSP); |
| __ movss(Address(RAX, 0), XMM3); |
| __ movss(XMM1, Address(RAX, 0)); |
| __ movss(XMM15, Address(RAX, 0)); |
| __ movss(XMM14, XMM15); |
| __ movss(XMM13, XMM14); |
| __ movss(XMM12, XMM13); |
| __ movss(XMM11, XMM12); |
| __ movss(XMM10, XMM11); |
| __ movss(XMM9, XMM10); |
| __ movss(XMM8, XMM9); |
| __ movss(XMM7, XMM8); |
| __ movss(XMM6, XMM7); |
| __ movss(XMM5, XMM6); |
| __ movss(XMM4, XMM5); |
| __ movss(XMM3, XMM4); |
| __ movss(XMM2, XMM3); |
| __ movss(XMM1, XMM2); |
| __ movss(XMM0, XMM1); |
| __ popq(RAX); |
| __ popq(R15); // Callee saved. |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(SingleFPMoves, test) { |
| typedef float (*SingleFPMovesCode)(); |
| EXPECT_EQ(234, reinterpret_cast<SingleFPMovesCode>(test->entry())()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(SingleFPMoves2, assembler) { |
| __ movq(RAX, Immediate(bit_cast<int32_t, float>(234.0f))); |
| __ movd(XMM0, RAX); |
| __ movd(XMM8, RAX); |
| __ movss(XMM1, XMM8); |
| __ pushq(RAX); |
| __ movq(Address(RSP, 0), Immediate(0)); |
| __ movss(XMM0, Address(RSP, 0)); |
| __ movss(Address(RSP, 0), XMM1); |
| __ movss(XMM0, Address(RSP, 0)); |
| __ movq(Address(RSP, 0), Immediate(0)); |
| __ movss(XMM9, XMM8); |
| __ movss(Address(RSP, 0), XMM9); |
| __ movss(XMM8, Address(RSP, 0)); |
| __ movss(XMM0, XMM8); |
| __ popq(RAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(SingleFPMoves2, test) { |
| typedef float (*SingleFPMoves2Code)(); |
| EXPECT_EQ(234, reinterpret_cast<SingleFPMoves2Code>(test->entry())()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(SingleFPOperations, assembler) { |
| __ pushq(RBX); |
| __ pushq(RCX); |
| __ movq(RBX, Immediate(bit_cast<int32_t, float>(12.3f))); |
| __ movd(XMM0, RBX); |
| __ movd(XMM8, RBX); |
| __ movq(RCX, Immediate(bit_cast<int32_t, float>(3.4f))); |
| __ movd(XMM1, RCX); |
| __ movd(XMM9, RCX); |
| __ addss(XMM0, XMM1); // 15.7f |
| __ mulss(XMM0, XMM1); // 53.38f |
| __ subss(XMM0, XMM1); // 49.98f |
| __ divss(XMM0, XMM1); // 14.7f |
| __ addss(XMM8, XMM9); // 15.7f |
| __ mulss(XMM8, XMM9); // 53.38f |
| __ subss(XMM8, XMM9); // 49.98f |
| __ divss(XMM8, XMM9); // 14.7f |
| __ subss(XMM0, XMM8); // 0.0f |
| __ popq(RCX); |
| __ popq(RBX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(SingleFPOperations, test) { |
| typedef float (*SingleFPOperationsCode)(); |
| float res = reinterpret_cast<SingleFPOperationsCode>(test->entry())(); |
| EXPECT_FLOAT_EQ(0.0f, res, 0.001f); |
| } |
| |
| ASSEMBLER_TEST_GENERATE(PackedFPOperations, assembler) { |
| __ movq(RAX, Immediate(bit_cast<int32_t, float>(12.3f))); |
| __ movd(XMM10, RAX); |
| __ shufps(XMM10, XMM10, Immediate(0x0)); |
| __ movq(RAX, Immediate(bit_cast<int32_t, float>(3.4f))); |
| __ movd(XMM9, RAX); |
| __ shufps(XMM9, XMM9, Immediate(0x0)); |
| __ addps(XMM10, XMM9); // 15.7f |
| __ mulps(XMM10, XMM9); // 53.38f |
| __ subps(XMM10, XMM9); // 49.98f |
| __ divps(XMM10, XMM9); // 14.7f |
| __ movaps(XMM0, XMM10); |
| __ shufps(XMM0, XMM0, Immediate(0x55)); // Copy second lane into all 4 lanes. |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(PackedFPOperations, test) { |
| typedef float (*PackedFPOperationsCode)(); |
| float res = reinterpret_cast<PackedFPOperationsCode>(test->entry())(); |
| EXPECT_FLOAT_EQ(14.7f, res, 0.001f); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(PackedFPOperations2, assembler) { |
| __ movq(RAX, Immediate(bit_cast<int32_t, float>(4.0f))); |
| __ movd(XMM0, RAX); |
| __ shufps(XMM0, XMM0, Immediate(0x0)); |
| |
| __ movaps(XMM11, XMM0); // Copy XMM0 |
| __ reciprocalps(XMM11); // 0.25 |
| __ sqrtps(XMM11); // 0.5 |
| __ rsqrtps(XMM0); // ~0.5 |
| __ subps(XMM0, XMM11); // ~0.0 |
| __ shufps(XMM0, XMM0, Immediate(0x00)); // Copy second lane into all 4 lanes. |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(PackedFPOperations2, test) { |
| typedef float (*PackedFPOperations2Code)(); |
| float res = reinterpret_cast<PackedFPOperations2Code>(test->entry())(); |
| EXPECT_FLOAT_EQ(0.0f, res, 0.001f); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(PackedCompareEQ, assembler) { |
| __ set1ps(XMM0, RAX, Immediate(bit_cast<int32_t, float>(2.0f))); |
| __ set1ps(XMM1, RAX, Immediate(bit_cast<int32_t, float>(4.0f))); |
| __ cmppseq(XMM0, XMM1); |
| __ pushq(RAX); |
| __ movss(Address(RSP, 0), XMM0); |
| __ popq(RAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(PackedCompareEQ, test) { |
| typedef uint32_t (*PackedCompareEQCode)(); |
| uint32_t res = reinterpret_cast<PackedCompareEQCode>(test->entry())(); |
| EXPECT_EQ(static_cast<uword>(0x0), res); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(PackedCompareNEQ, assembler) { |
| __ set1ps(XMM0, RAX, Immediate(bit_cast<int32_t, float>(2.0f))); |
| __ set1ps(XMM1, RAX, Immediate(bit_cast<int32_t, float>(4.0f))); |
| __ cmppsneq(XMM0, XMM1); |
| __ pushq(RAX); |
| __ movss(Address(RSP, 0), XMM0); |
| __ popq(RAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(PackedCompareNEQ, test) { |
| typedef uint32_t (*PackedCompareNEQCode)(); |
| uint32_t res = reinterpret_cast<PackedCompareNEQCode>(test->entry())(); |
| EXPECT_EQ(static_cast<uword>(0xFFFFFFFF), res); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(PackedCompareLT, assembler) { |
| __ set1ps(XMM0, RAX, Immediate(bit_cast<int32_t, float>(2.0f))); |
| __ set1ps(XMM1, RAX, Immediate(bit_cast<int32_t, float>(4.0f))); |
| __ cmppslt(XMM0, XMM1); |
| __ pushq(RAX); |
| __ movss(Address(RSP, 0), XMM0); |
| __ popq(RAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(PackedCompareLT, test) { |
| typedef uint32_t (*PackedCompareLTCode)(); |
| uint32_t res = reinterpret_cast<PackedCompareLTCode>(test->entry())(); |
| EXPECT_EQ(static_cast<uword>(0xFFFFFFFF), res); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(PackedCompareLE, assembler) { |
| __ set1ps(XMM0, RAX, Immediate(bit_cast<int32_t, float>(2.0f))); |
| __ set1ps(XMM1, RAX, Immediate(bit_cast<int32_t, float>(4.0f))); |
| __ cmppsle(XMM0, XMM1); |
| __ pushq(RAX); |
| __ movss(Address(RSP, 0), XMM0); |
| __ popq(RAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(PackedCompareLE, test) { |
| typedef uint32_t (*PackedCompareLECode)(); |
| uint32_t res = reinterpret_cast<PackedCompareLECode>(test->entry())(); |
| EXPECT_EQ(static_cast<uword>(0xFFFFFFFF), res); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(PackedCompareNLT, assembler) { |
| __ set1ps(XMM0, RAX, Immediate(bit_cast<int32_t, float>(2.0f))); |
| __ set1ps(XMM1, RAX, Immediate(bit_cast<int32_t, float>(4.0f))); |
| __ cmppsnlt(XMM0, XMM1); |
| __ pushq(RAX); |
| __ movss(Address(RSP, 0), XMM0); |
| __ popq(RAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(PackedCompareNLT, test) { |
| typedef uint32_t (*PackedCompareNLTCode)(); |
| uint32_t res = reinterpret_cast<PackedCompareNLTCode>(test->entry())(); |
| EXPECT_EQ(static_cast<uword>(0x0), res); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(PackedCompareNLE, assembler) { |
| __ set1ps(XMM0, RAX, Immediate(bit_cast<int32_t, float>(2.0f))); |
| __ set1ps(XMM1, RAX, Immediate(bit_cast<int32_t, float>(4.0f))); |
| __ cmppsnle(XMM0, XMM1); |
| __ pushq(RAX); |
| __ movss(Address(RSP, 0), XMM0); |
| __ popq(RAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(PackedCompareNLE, test) { |
| typedef uint32_t (*PackedCompareNLECode)(); |
| uint32_t res = reinterpret_cast<PackedCompareNLECode>(test->entry())(); |
| EXPECT_EQ(static_cast<uword>(0x0), res); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(PackedNegate, assembler) { |
| __ movl(RAX, Immediate(bit_cast<int32_t, float>(12.3f))); |
| __ movd(XMM0, RAX); |
| __ shufps(XMM0, XMM0, Immediate(0x0)); |
| __ negateps(XMM0); |
| __ shufps(XMM0, XMM0, Immediate(0xAA)); // Copy third lane into all 4 lanes. |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(PackedNegate, test) { |
| typedef float (*PackedNegateCode)(); |
| float res = reinterpret_cast<PackedNegateCode>(test->entry())(); |
| EXPECT_FLOAT_EQ(-12.3f, res, 0.001f); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(PackedAbsolute, assembler) { |
| __ movl(RAX, Immediate(bit_cast<int32_t, float>(-15.3f))); |
| __ movd(XMM0, RAX); |
| __ shufps(XMM0, XMM0, Immediate(0x0)); |
| __ absps(XMM0); |
| __ shufps(XMM0, XMM0, Immediate(0xAA)); // Copy third lane into all 4 lanes. |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(PackedAbsolute, test) { |
| typedef float (*PackedAbsoluteCode)(); |
| float res = reinterpret_cast<PackedAbsoluteCode>(test->entry())(); |
| EXPECT_FLOAT_EQ(15.3f, res, 0.001f); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(PackedSetWZero, assembler) { |
| __ set1ps(XMM0, RAX, Immediate(bit_cast<int32_t, float>(12.3f))); |
| __ zerowps(XMM0); |
| __ shufps(XMM0, XMM0, Immediate(0xFF)); // Copy the W lane which is now 0.0. |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(PackedSetWZero, test) { |
| typedef float (*PackedSetWZeroCode)(); |
| float res = reinterpret_cast<PackedSetWZeroCode>(test->entry())(); |
| EXPECT_FLOAT_EQ(0.0f, res, 0.001f); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(PackedMin, assembler) { |
| __ set1ps(XMM0, RAX, Immediate(bit_cast<int32_t, float>(2.0f))); |
| __ set1ps(XMM1, RAX, Immediate(bit_cast<int32_t, float>(4.0f))); |
| __ minps(XMM0, XMM1); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(PackedMin, test) { |
| typedef float (*PackedMinCode)(); |
| float res = reinterpret_cast<PackedMinCode>(test->entry())(); |
| EXPECT_FLOAT_EQ(2.0f, res, 0.001f); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(PackedMax, assembler) { |
| __ set1ps(XMM0, RAX, Immediate(bit_cast<int32_t, float>(2.0f))); |
| __ set1ps(XMM1, RAX, Immediate(bit_cast<int32_t, float>(4.0f))); |
| __ maxps(XMM0, XMM1); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(PackedMax, test) { |
| typedef float (*PackedMaxCode)(); |
| float res = reinterpret_cast<PackedMaxCode>(test->entry())(); |
| EXPECT_FLOAT_EQ(4.0f, res, 0.001f); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(PackedLogicalOr, assembler) { |
| static const struct ALIGN16 { |
| uint32_t a; |
| uint32_t b; |
| uint32_t c; |
| uint32_t d; |
| } constant1 = |
| { 0xF0F0F0F0, 0xF0F0F0F0, 0xF0F0F0F0, 0xF0F0F0F0 }; |
| static const struct ALIGN16 { |
| uint32_t a; |
| uint32_t b; |
| uint32_t c; |
| uint32_t d; |
| } constant2 = |
| { 0x0F0F0F0F, 0x0F0F0F0F, 0x0F0F0F0F, 0x0F0F0F0F }; |
| __ movq(RAX, Immediate(reinterpret_cast<intptr_t>(&constant1))); |
| __ movups(XMM0, Address(RAX, 0)); |
| __ movq(RAX, Immediate(reinterpret_cast<intptr_t>(&constant2))); |
| __ movups(XMM1, Address(RAX, 0)); |
| __ orps(XMM0, XMM1); |
| __ pushq(RAX); |
| __ movss(Address(RSP, 0), XMM0); |
| __ popq(RAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(PackedLogicalOr, test) { |
| typedef uint32_t (*PackedLogicalOrCode)(); |
| uint32_t res = reinterpret_cast<PackedLogicalOrCode>(test->entry())(); |
| EXPECT_EQ(0xFFFFFFFF, res); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(PackedLogicalAnd, assembler) { |
| static const struct ALIGN16 { |
| uint32_t a; |
| uint32_t b; |
| uint32_t c; |
| uint32_t d; |
| } constant1 = |
| { 0xF0F0F0F0, 0xF0F0F0F0, 0xF0F0F0F0, 0xF0F0F0F0 }; |
| static const struct ALIGN16 { |
| uint32_t a; |
| uint32_t b; |
| uint32_t c; |
| uint32_t d; |
| } constant2 = |
| { 0x0F0FFF0F, 0x0F0F0F0F, 0x0F0F0F0F, 0x0F0F0F0F }; |
| __ movq(RAX, Immediate(reinterpret_cast<intptr_t>(&constant1))); |
| __ movups(XMM0, Address(RAX, 0)); |
| __ movq(RAX, Immediate(reinterpret_cast<intptr_t>(&constant2))); |
| __ andps(XMM0, Address(RAX, 0)); |
| __ pushq(RAX); |
| __ movss(Address(RSP, 0), XMM0); |
| __ popq(RAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(PackedLogicalAnd, test) { |
| typedef uint32_t (*PackedLogicalAndCode)(); |
| uint32_t res = reinterpret_cast<PackedLogicalAndCode>(test->entry())(); |
| EXPECT_EQ(static_cast<uword>(0x0000F000), res); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(PackedLogicalNot, assembler) { |
| static const struct ALIGN16 { |
| uint32_t a; |
| uint32_t b; |
| uint32_t c; |
| uint32_t d; |
| } constant1 = |
| { 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF }; |
| __ movq(RAX, Immediate(reinterpret_cast<intptr_t>(&constant1))); |
| __ movups(XMM9, Address(RAX, 0)); |
| __ notps(XMM9); |
| __ movaps(XMM0, XMM9); |
| __ pushq(RAX); |
| __ movss(Address(RSP, 0), XMM0); |
| __ popq(RAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(PackedLogicalNot, test) { |
| typedef uint32_t (*PackedLogicalNotCode)(); |
| uint32_t res = reinterpret_cast<PackedLogicalNotCode>(test->entry())(); |
| EXPECT_EQ(static_cast<uword>(0x0), res); |
| } |
| |
| ASSEMBLER_TEST_GENERATE(DoubleFPMoves, assembler) { |
| __ movq(RAX, Immediate(bit_cast<int64_t, double>(1024.67))); |
| __ pushq(R15); // Callee saved. |
| __ pushq(RAX); |
| __ movsd(XMM0, Address(RSP, 0)); |
| __ movsd(XMM1, XMM0); |
| __ movsd(XMM2, XMM1); |
| __ movsd(XMM3, XMM2); |
| __ movsd(XMM4, XMM3); |
| __ movsd(XMM5, XMM4); |
| __ movsd(XMM6, XMM5); |
| __ movsd(XMM7, XMM6); |
| __ movsd(XMM8, XMM7); |
| __ movsd(XMM9, XMM8); |
| __ movsd(XMM10, XMM9); |
| __ movsd(XMM11, XMM10); |
| __ movsd(XMM12, XMM11); |
| __ movsd(XMM13, XMM12); |
| __ movsd(XMM14, XMM13); |
| __ movsd(XMM15, XMM14); |
| __ movq(Address(RSP, 0), Immediate(0)); |
| __ movsd(XMM0, Address(RSP, 0)); |
| __ movsd(Address(RSP, 0), XMM15); |
| __ movsd(XMM1, Address(RSP, 0)); |
| __ movq(R10, RSP); |
| __ movsd(Address(R10, 0), XMM1); |
| __ movsd(XMM2, Address(R10, 0)); |
| __ movq(R15, RSP); |
| __ movsd(Address(R15, 0), XMM2); |
| __ movsd(XMM3, Address(R15, 0)); |
| __ movq(RAX, RSP); |
| __ movsd(Address(RAX, 0), XMM3); |
| __ movsd(XMM4, Address(RAX, 0)); |
| __ movsd(XMM15, Address(RSP, 0)); |
| __ movaps(XMM14, XMM15); |
| __ movaps(XMM13, XMM14); |
| __ movaps(XMM12, XMM13); |
| __ movaps(XMM11, XMM12); |
| __ movaps(XMM10, XMM11); |
| __ movaps(XMM9, XMM10); |
| __ movaps(XMM8, XMM9); |
| __ movaps(XMM7, XMM8); |
| __ movaps(XMM6, XMM7); |
| __ movaps(XMM5, XMM6); |
| __ movaps(XMM4, XMM5); |
| __ movaps(XMM3, XMM4); |
| __ movaps(XMM2, XMM3); |
| __ movaps(XMM1, XMM2); |
| __ movaps(XMM0, XMM1); |
| __ popq(RAX); |
| __ popq(R15); // Callee saved. |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(DoubleFPMoves, test) { |
| typedef double (*DoubleFPMovesCode)(); |
| EXPECT_FLOAT_EQ(1024.67, |
| reinterpret_cast<DoubleFPMovesCode>(test->entry())(), 0.001); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(DoubleFPOperations, assembler) { |
| __ movq(RAX, Immediate(bit_cast<int64_t, double>(12.3))); |
| __ pushq(RAX); |
| __ movsd(XMM0, Address(RSP, 0)); |
| __ movsd(XMM8, Address(RSP, 0)); |
| __ movq(RAX, Immediate(bit_cast<int64_t, double>(3.4))); |
| __ movq(Address(RSP, 0), RAX); |
| __ movsd(XMM12, Address(RSP, 0)); |
| __ addsd(XMM8, XMM12); // 15.7 |
| __ mulsd(XMM8, XMM12); // 53.38 |
| __ subsd(XMM8, XMM12); // 49.98 |
| __ divsd(XMM8, XMM12); // 14.7 |
| __ sqrtsd(XMM8, XMM8); // 3.834 |
| __ movsd(XMM1, Address(RSP, 0)); |
| __ addsd(XMM0, XMM1); // 15.7 |
| __ mulsd(XMM0, XMM1); // 53.38 |
| __ subsd(XMM0, XMM1); // 49.98 |
| __ divsd(XMM0, XMM1); // 14.7 |
| __ sqrtsd(XMM0, XMM0); // 3.834057902 |
| __ addsd(XMM0, XMM8); // 7.6681 |
| __ popq(RAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(DoubleFPOperations, test) { |
| typedef double (*SingleFPOperationsCode)(); |
| double res = reinterpret_cast<SingleFPOperationsCode>(test->entry())(); |
| EXPECT_FLOAT_EQ(7.668, res, 0.001); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(Int32ToDoubleConversion, assembler) { |
| __ movl(RDX, Immediate(6)); |
| __ cvtsi2sd(XMM0, RDX); |
| __ movl(RDX, Immediate(8)); |
| __ cvtsi2sd(XMM8, RDX); |
| __ subsd(XMM0, XMM8); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(Int32ToDoubleConversion, test) { |
| typedef double (*IntToDoubleConversionCode)(); |
| double res = reinterpret_cast<IntToDoubleConversionCode>(test->entry())(); |
| EXPECT_FLOAT_EQ(-2.0, res, 0.001); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(Int64ToDoubleConversion, assembler) { |
| __ movq(RDX, Immediate(12LL << 32)); |
| __ cvtsi2sd(XMM0, RDX); |
| __ movsd(XMM15, XMM0); // Move to high register |
| __ addsd(XMM0, XMM0); // Stomp XMM0 |
| __ movsd(XMM0, XMM15); // Move back to XMM0 |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(Int64ToDoubleConversion, test) { |
| typedef double (*Int64ToDoubleConversionCode)(); |
| double res = reinterpret_cast<Int64ToDoubleConversionCode>(test->entry())(); |
| EXPECT_FLOAT_EQ(static_cast<double>(12LL << 32), res, 0.001); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(DoubleToInt64Conversion, assembler) { |
| __ movq(RAX, Immediate(bit_cast<int64_t, double>(12.3))); |
| __ pushq(RAX); |
| __ movsd(XMM9, Address(RSP, 0)); |
| __ movsd(XMM6, Address(RSP, 0)); |
| __ popq(RAX); |
| __ cvttsd2siq(R10, XMM6); |
| __ cvttsd2siq(RDX, XMM6); |
| __ cvttsd2siq(R10, XMM9); |
| __ cvttsd2siq(RDX, XMM9); |
| __ subq(RDX, R10); |
| __ movq(RAX, RDX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(DoubleToInt64Conversion, test) { |
| typedef int64_t (*DoubleToInt64ConversionCode)(); |
| int64_t res = reinterpret_cast<DoubleToInt64ConversionCode>(test->entry())(); |
| EXPECT_EQ(0, res); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(TestObjectCompare, assembler) { |
| ObjectStore* object_store = Isolate::Current()->object_store(); |
| const Object& obj = Object::ZoneHandle(object_store->smi_class()); |
| Label fail; |
| __ LoadObject(RAX, obj); |
| __ CompareObject(RAX, obj); |
| __ j(NOT_EQUAL, &fail); |
| __ LoadObject(RCX, obj); |
| __ CompareObject(RCX, obj); |
| __ j(NOT_EQUAL, &fail); |
| const Smi& smi = Smi::ZoneHandle(Smi::New(15)); |
| __ LoadObject(RCX, smi); |
| __ CompareObject(RCX, smi); |
| __ j(NOT_EQUAL, &fail); |
| __ pushq(RAX); |
| __ StoreObject(Address(RSP, 0), obj); |
| __ popq(RCX); |
| __ CompareObject(RCX, obj); |
| __ j(NOT_EQUAL, &fail); |
| __ pushq(RAX); |
| __ StoreObject(Address(RSP, 0), smi); |
| __ popq(RCX); |
| __ CompareObject(RCX, smi); |
| __ j(NOT_EQUAL, &fail); |
| __ movl(RAX, Immediate(1)); // OK |
| __ ret(); |
| __ Bind(&fail); |
| __ movl(RAX, Immediate(0)); // Fail. |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(TestObjectCompare, test) { |
| typedef bool (*TestObjectCompare)(); |
| bool res = reinterpret_cast<TestObjectCompare>(test->entry())(); |
| EXPECT_EQ(true, res); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(TestNop, assembler) { |
| __ nop(1); |
| __ nop(2); |
| __ nop(3); |
| __ nop(4); |
| __ nop(5); |
| __ nop(6); |
| __ nop(7); |
| __ nop(8); |
| __ movq(RAX, Immediate(assembler->CodeSize())); // Return code size. |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(TestNop, test) { |
| typedef int (*TestNop)(); |
| int res = reinterpret_cast<TestNop>(test->entry())(); |
| EXPECT_EQ(36, res); // 36 nop bytes emitted. |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(TestAlign0, assembler) { |
| __ Align(4, 0); |
| __ movq(RAX, Immediate(assembler->CodeSize())); // Return code size. |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(TestAlign0, test) { |
| typedef int (*TestAlign0)(); |
| int res = reinterpret_cast<TestAlign0>(test->entry())(); |
| EXPECT_EQ(0, res); // 0 bytes emitted. |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(TestAlign1, assembler) { |
| __ nop(1); |
| __ Align(4, 0); |
| __ movq(RAX, Immediate(assembler->CodeSize())); // Return code size. |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(TestAlign1, test) { |
| typedef int (*TestAlign1)(); |
| int res = reinterpret_cast<TestAlign1>(test->entry())(); |
| EXPECT_EQ(4, res); // 4 bytes emitted. |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(TestAlign1Offset1, assembler) { |
| __ nop(1); |
| __ Align(4, 1); |
| __ movq(RAX, Immediate(assembler->CodeSize())); // Return code size. |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(TestAlign1Offset1, test) { |
| typedef int (*TestAlign1Offset1)(); |
| int res = reinterpret_cast<TestAlign1Offset1>(test->entry())(); |
| EXPECT_EQ(3, res); // 3 bytes emitted. |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(TestAlignLarge, assembler) { |
| __ nop(1); |
| __ Align(16, 0); |
| __ movq(RAX, Immediate(assembler->CodeSize())); // Return code size. |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(TestAlignLarge, test) { |
| typedef int (*TestAlignLarge)(); |
| int res = reinterpret_cast<TestAlignLarge>(test->entry())(); |
| EXPECT_EQ(16, res); // 16 bytes emitted. |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(TestAdds, assembler) { |
| __ movq(RAX, Immediate(4)); |
| __ pushq(RAX); |
| __ addq(Address(RSP, 0), Immediate(5)); |
| // TOS: 9 |
| __ addq(Address(RSP, 0), Immediate(-2)); |
| // TOS: 7 |
| __ movq(RCX, Immediate(3)); |
| __ addq(Address(RSP, 0), RCX); |
| // TOS: 10 |
| __ movq(RAX, Immediate(10)); |
| __ addq(RAX, Address(RSP, 0)); |
| // RAX: 20 |
| __ popq(RCX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(TestAdds, test) { |
| typedef int (*TestAdds)(); |
| int res = reinterpret_cast<TestAdds>(test->entry())(); |
| EXPECT_EQ(20, res); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(TestNot, assembler) { |
| __ movq(RAX, Immediate(0xFFFFFFFF00000000)); |
| __ notq(RAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(TestNot, test) { |
| typedef int (*TestNot)(); |
| unsigned int res = reinterpret_cast<TestNot>(test->entry())(); |
| EXPECT_EQ(0xFFFFFFFF, res); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(TestNotInt32, assembler) { |
| __ movq(RAX, Immediate(0x0)); |
| __ notl(RAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(TestNotInt32, test) { |
| typedef int (*TestNot)(); |
| unsigned int res = reinterpret_cast<TestNot>(test->entry())(); |
| EXPECT_EQ(0xFFFFFFFF, res); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(XorpdZeroing, assembler) { |
| __ pushq(RAX); |
| __ movsd(Address(RSP, 0), XMM0); |
| __ xorpd(XMM0, Address(RSP, 0)); |
| __ popq(RAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(XorpdZeroing, test) { |
| typedef double (*XorpdZeroingCode)(double d); |
| double res = reinterpret_cast<XorpdZeroingCode>(test->entry())(12.56e3); |
| EXPECT_FLOAT_EQ(0.0, res, 0.0001); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(XorpdZeroing2, assembler) { |
| Label done; |
| __ xorpd(XMM15, XMM15); |
| __ xorpd(XMM0, XMM0); |
| __ xorpd(XMM0, XMM15); |
| __ comisd(XMM0, XMM15); |
| __ j(ZERO, &done); |
| __ int3(); |
| __ Bind(&done); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(XorpdZeroing2, test) { |
| typedef double (*XorpdZeroing2Code)(double d); |
| double res = reinterpret_cast<XorpdZeroing2Code>(test->entry())(12.56e3); |
| EXPECT_FLOAT_EQ(0.0, res, 0.0001); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(Pxor, assembler) { |
| __ pxor(XMM0, XMM0); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(Pxor, test) { |
| typedef double (*PxorCode)(double d); |
| double res = reinterpret_cast<PxorCode>(test->entry())(12.3456e3); |
| EXPECT_FLOAT_EQ(0.0, res, 0.0); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(SquareRootDouble, assembler) { |
| __ sqrtsd(XMM0, XMM0); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(SquareRootDouble, test) { |
| typedef double (*SquareRootDoubleCode)(double d); |
| const double kDoubleConst = .7; |
| double res = |
| reinterpret_cast<SquareRootDoubleCode>(test->entry())(kDoubleConst); |
| EXPECT_FLOAT_EQ(sqrt(kDoubleConst), res, 0.0001); |
| } |
| |
| |
| // Called from assembler_test.cc. |
| ASSEMBLER_TEST_GENERATE(StoreIntoObject, assembler) { |
| __ pushq(CTX); |
| __ movq(CTX, RDI); |
| __ StoreIntoObject(RDX, |
| FieldAddress(RDX, GrowableObjectArray::data_offset()), |
| RSI); |
| __ popq(CTX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(DoubleFPUStackMoves, assembler) { |
| int64_t l = bit_cast<int64_t, double>(1024.67); |
| __ movq(RAX, Immediate(l)); |
| __ pushq(RAX); |
| __ fldl(Address(RSP, 0)); |
| __ movq(Address(RSP, 0), Immediate(0)); |
| __ fstpl(Address(RSP, 0)); |
| __ popq(RAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(DoubleFPUStackMoves, test) { |
| typedef int64_t (*DoubleFPUStackMovesCode)(); |
| int64_t res = reinterpret_cast<DoubleFPUStackMovesCode>(test->entry())(); |
| EXPECT_FLOAT_EQ(1024.67, (bit_cast<double, int64_t>(res)), 0.001); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(Sine, assembler) { |
| __ pushq(RAX); |
| __ movsd(Address(RSP, 0), XMM0); |
| __ fldl(Address(RSP, 0)); |
| __ fsin(); |
| __ fstpl(Address(RSP, 0)); |
| __ movsd(XMM0, Address(RSP, 0)); |
| __ popq(RAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(Sine, test) { |
| typedef double (*SineCode)(double d); |
| const double kDoubleConst = 0.7; |
| double res = reinterpret_cast<SineCode>(test->entry())(kDoubleConst); |
| EXPECT_FLOAT_EQ(sin(kDoubleConst), res, 0.0001); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(Cosine, assembler) { |
| __ pushq(RAX); |
| __ movsd(Address(RSP, 0), XMM0); |
| __ fldl(Address(RSP, 0)); |
| __ fcos(); |
| __ fstpl(Address(RSP, 0)); |
| __ movsd(XMM0, Address(RSP, 0)); |
| __ popq(RAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(Cosine, test) { |
| typedef double (*CosineCode)(double f); |
| const double kDoubleConst = 0.7; |
| double res = reinterpret_cast<CosineCode>(test->entry())(kDoubleConst); |
| EXPECT_FLOAT_EQ(cos(kDoubleConst), res, 0.0001); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(IntToDoubleConversion, assembler) { |
| __ movq(RDX, Immediate(6)); |
| __ cvtsi2sd(XMM0, RDX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(IntToDoubleConversion, test) { |
| typedef double (*IntToDoubleConversionCode)(); |
| double res = reinterpret_cast<IntToDoubleConversionCode>(test->entry())(); |
| EXPECT_FLOAT_EQ(6.0, res, 0.001); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(IntToDoubleConversion2, assembler) { |
| __ pushq(RDI); |
| __ fildl(Address(RSP, 0)); |
| __ fstpl(Address(RSP, 0)); |
| __ movsd(XMM0, Address(RSP, 0)); |
| __ popq(RAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(IntToDoubleConversion2, test) { |
| typedef double (*IntToDoubleConversion2Code)(int i); |
| double res = reinterpret_cast<IntToDoubleConversion2Code>(test->entry())(3); |
| EXPECT_FLOAT_EQ(3.0, res, 0.001); |
| } |
| |
| ASSEMBLER_TEST_GENERATE(DoubleToDoubleTrunc, assembler) { |
| __ roundsd(XMM0, XMM0, Assembler::kRoundToZero); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(DoubleToDoubleTrunc, test) { |
| typedef double (*DoubleToDoubleTruncCode)(double d); |
| double res = reinterpret_cast<DoubleToDoubleTruncCode>(test->entry())(12.3); |
| EXPECT_EQ(12.0, res); |
| res = reinterpret_cast<DoubleToDoubleTruncCode>(test->entry())(12.8); |
| EXPECT_EQ(12.0, res); |
| res = reinterpret_cast<DoubleToDoubleTruncCode>(test->entry())(-12.3); |
| EXPECT_EQ(-12.0, res); |
| res = reinterpret_cast<DoubleToDoubleTruncCode>(test->entry())(-12.8); |
| EXPECT_EQ(-12.0, res); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(DoubleAbs, assembler) { |
| __ DoubleAbs(XMM0); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(DoubleAbs, test) { |
| typedef double (*DoubleAbsCode)(double d); |
| double val = -12.45; |
| double res = reinterpret_cast<DoubleAbsCode>(test->entry())(val); |
| EXPECT_FLOAT_EQ(-val, res, 0.001); |
| val = 12.45; |
| res = reinterpret_cast<DoubleAbsCode>(test->entry())(val); |
| EXPECT_FLOAT_EQ(val, res, 0.001); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(ExtractSignBits, assembler) { |
| __ movmskpd(RAX, XMM0); |
| __ andq(RAX, Immediate(0x1)); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(ExtractSignBits, test) { |
| typedef int (*ExtractSignBits)(double d); |
| int res = reinterpret_cast<ExtractSignBits>(test->entry())(1.0); |
| EXPECT_EQ(0, res); |
| res = reinterpret_cast<ExtractSignBits>(test->entry())(-1.0); |
| EXPECT_EQ(1, res); |
| res = reinterpret_cast<ExtractSignBits>(test->entry())(-0.0); |
| EXPECT_EQ(1, res); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(TestSetCC, assembler) { |
| __ movq(RAX, Immediate(0xFFFFFFFF)); |
| __ cmpq(RAX, RAX); |
| __ setcc(NOT_EQUAL, AL); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(TestSetCC, test) { |
| typedef uword (*TestSetCC)(); |
| uword res = reinterpret_cast<TestSetCC>(test->entry())(); |
| EXPECT_EQ(0xFFFFFF00, res); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(TestRepMovsBytes, assembler) { |
| // Save incoming arguments. |
| __ pushq(RDI); // Arg0, from. |
| __ pushq(RSI); // Arg1, to. |
| __ pushq(RDX); // Arg2, count. |
| __ movq(RSI, Address(RSP, 2 * kWordSize)); // from. |
| __ movq(RDI, Address(RSP, 1 * kWordSize)); // to. |
| __ movq(RCX, Address(RSP, 0 * kWordSize)); // count. |
| __ rep_movsb(); |
| // Remove saved arguments. |
| __ popq(RAX); |
| __ popq(RAX); |
| __ popq(RAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(TestRepMovsBytes, test) { |
| const char* from = "0123456789"; |
| const char* to = new char[10]; |
| typedef void (*TestRepMovsBytes)(const char* from, const char* to, int count); |
| reinterpret_cast<TestRepMovsBytes>(test->entry())(from, to, 10); |
| EXPECT_EQ(to[0], '0'); |
| for (int i = 0; i < 10; i++) { |
| EXPECT_EQ(from[i], to[i]); |
| } |
| delete [] to; |
| } |
| |
| } // namespace dart |
| |
| #endif // defined TARGET_ARCH_X64 |
