| // 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_IA32) |
| |
| #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(Simple, assembler) { |
| __ movl(EAX, Immediate(42)); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(Simple, entry) { |
| typedef int (*SimpleCode)(); |
| EXPECT_EQ(42, reinterpret_cast<SimpleCode>(entry)()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(ReadArgument, assembler) { |
| __ movl(EAX, Address(ESP, kWordSize)); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(ReadArgument, entry) { |
| typedef int (*ReadArgumentCode)(int n); |
| EXPECT_EQ(42, reinterpret_cast<ReadArgumentCode>(entry)(42)); |
| EXPECT_EQ(87, reinterpret_cast<ReadArgumentCode>(entry)(87)); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(AddressingModes, assembler) { |
| __ movl(EAX, Address(ESP, 0)); |
| __ movl(EAX, Address(EBP, 0)); |
| __ movl(EAX, Address(EAX, 0)); |
| |
| __ movl(EAX, Address(ESP, kWordSize)); |
| __ movl(EAX, Address(EBP, kWordSize)); |
| __ movl(EAX, Address(EAX, kWordSize)); |
| |
| __ movl(EAX, Address(ESP, -kWordSize)); |
| __ movl(EAX, Address(EBP, -kWordSize)); |
| __ movl(EAX, Address(EAX, -kWordSize)); |
| |
| __ movl(EAX, Address(ESP, 256 * kWordSize)); |
| __ movl(EAX, Address(EBP, 256 * kWordSize)); |
| __ movl(EAX, Address(EAX, 256 * kWordSize)); |
| |
| __ movl(EAX, Address(ESP, -256 * kWordSize)); |
| __ movl(EAX, Address(EBP, -256 * kWordSize)); |
| __ movl(EAX, Address(EAX, -256 * kWordSize)); |
| |
| __ movl(EAX, Address(EAX, TIMES_1)); |
| __ movl(EAX, Address(EAX, TIMES_2)); |
| __ movl(EAX, Address(EAX, TIMES_4)); |
| __ movl(EAX, Address(EAX, TIMES_8)); |
| |
| __ movl(EAX, Address(EBP, TIMES_2)); |
| __ movl(EAX, Address(EAX, TIMES_2)); |
| |
| __ movl(EAX, Address(EBP, TIMES_2, kWordSize)); |
| __ movl(EAX, Address(EAX, TIMES_2, kWordSize)); |
| |
| __ movl(EAX, Address(EBP, TIMES_2, 256 * kWordSize)); |
| __ movl(EAX, Address(EAX, TIMES_2, 256 * kWordSize)); |
| |
| __ movl(EAX, Address(EAX, EBP, TIMES_2, 0)); |
| __ movl(EAX, Address(EAX, EAX, TIMES_2, 0)); |
| __ movl(EAX, Address(EBP, EBP, TIMES_2, 0)); |
| __ movl(EAX, Address(EBP, EAX, TIMES_2, 0)); |
| __ movl(EAX, Address(ESP, EBP, TIMES_2, 0)); |
| __ movl(EAX, Address(ESP, EAX, TIMES_2, 0)); |
| |
| __ movl(EAX, Address(EAX, EBP, TIMES_2, kWordSize)); |
| __ movl(EAX, Address(EAX, EAX, TIMES_2, kWordSize)); |
| __ movl(EAX, Address(EBP, EBP, TIMES_2, kWordSize)); |
| __ movl(EAX, Address(EBP, EAX, TIMES_2, kWordSize)); |
| __ movl(EAX, Address(ESP, EBP, TIMES_2, kWordSize)); |
| __ movl(EAX, Address(ESP, EAX, TIMES_2, kWordSize)); |
| |
| __ movl(EAX, Address(EAX, EBP, TIMES_2, 256 * kWordSize)); |
| __ movl(EAX, Address(EAX, EAX, TIMES_2, 256 * kWordSize)); |
| __ movl(EAX, Address(EBP, EBP, TIMES_2, 256 * kWordSize)); |
| __ movl(EAX, Address(EBP, EAX, TIMES_2, 256 * kWordSize)); |
| __ movl(EAX, Address(ESP, EBP, TIMES_2, 256 * kWordSize)); |
| __ movl(EAX, Address(ESP, EAX, TIMES_2, 256 * kWordSize)); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(AddressingModes, entry) { |
| // 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. |
| __ movl(EAX, Immediate(0)); |
| __ movl(Address(EAX, 0), EAX); |
| |
| __ Bind(&done); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(JumpAroundCrash, entry) { |
| Instr* instr = Instr::At(entry); |
| EXPECT(!instr->IsBreakPoint()); |
| typedef void (*JumpAroundCrashCode)(); |
| reinterpret_cast<JumpAroundCrashCode>(entry)(); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(NearJumpAroundCrash, 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, Assembler::kNearJump); |
| } |
| // This isn't strictly necessary, but we do an unconditional |
| // jump around the crashing code anyway. |
| __ jmp(&done, Assembler::kNearJump); |
| |
| // Be sure to skip this crashing code. |
| __ movl(EAX, Immediate(0)); |
| __ movl(Address(EAX, 0), EAX); |
| |
| __ Bind(&done); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(NearJumpAroundCrash, entry) { |
| typedef void (*NearJumpAroundCrashCode)(); |
| reinterpret_cast<NearJumpAroundCrashCode>(entry)(); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(SimpleLoop, assembler) { |
| __ movl(EAX, Immediate(0)); |
| __ movl(ECX, Immediate(0)); |
| Label loop; |
| __ Bind(&loop); |
| __ addl(EAX, Immediate(2)); |
| __ incl(ECX); |
| __ cmpl(ECX, Immediate(87)); |
| __ j(LESS, &loop); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(SimpleLoop, entry) { |
| typedef int (*SimpleLoopCode)(); |
| EXPECT_EQ(2 * 87, reinterpret_cast<SimpleLoopCode>(entry)()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(Increment, assembler) { |
| __ movl(EAX, Immediate(0)); |
| __ pushl(EAX); |
| __ incl(Address(ESP, 0)); |
| __ movl(ECX, Address(ESP, 0)); |
| __ incl(ECX); |
| __ popl(EAX); |
| __ movl(EAX, ECX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(Increment, entry) { |
| typedef int (*IncrementCode)(); |
| EXPECT_EQ(2, reinterpret_cast<IncrementCode>(entry)()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(Decrement, assembler) { |
| __ movl(EAX, Immediate(2)); |
| __ pushl(EAX); |
| __ decl(Address(ESP, 0)); |
| __ movl(ECX, Address(ESP, 0)); |
| __ decl(ECX); |
| __ popl(EAX); |
| __ movl(EAX, ECX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(Decrement, entry) { |
| typedef int (*DecrementCode)(); |
| EXPECT_EQ(0, reinterpret_cast<DecrementCode>(entry)()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(AddressBinOp, assembler) { |
| __ movl(EAX, Address(ESP, kWordSize)); |
| __ addl(EAX, Address(ESP, kWordSize)); |
| __ incl(EAX); |
| __ subl(EAX, Address(ESP, kWordSize)); |
| __ imull(EAX, Address(ESP, kWordSize)); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(AddressBinOp, entry) { |
| typedef int (*AddressBinOpCode)(int a); |
| EXPECT_EQ((2 + 2 + 1 - 2) * 2, reinterpret_cast<AddressBinOpCode>(entry)(2)); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(SignedMultiply, assembler) { |
| __ movl(EAX, Immediate(2)); |
| __ movl(ECX, Immediate(4)); |
| __ imull(EAX, ECX); |
| __ imull(EAX, Immediate(1000)); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(SignedMultiply, entry) { |
| typedef int (*SignedMultiply)(); |
| EXPECT_EQ(8000, reinterpret_cast<SignedMultiply>(entry)()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(OverflowSignedMultiply, assembler) { |
| __ movl(EDX, Immediate(0)); |
| __ movl(EAX, Immediate(0x0fffffff)); |
| __ movl(ECX, Immediate(0x0fffffff)); |
| __ imull(EAX, ECX); |
| __ imull(EAX, EDX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(OverflowSignedMultiply, entry) { |
| typedef int (*OverflowSignedMultiply)(); |
| EXPECT_EQ(0, reinterpret_cast<OverflowSignedMultiply>(entry)()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(SignedMultiply1, assembler) { |
| __ pushl(EBX); // preserve EBX. |
| __ movl(EBX, Immediate(2)); |
| __ movl(ECX, Immediate(4)); |
| __ imull(EBX, ECX); |
| __ imull(EBX, Immediate(1000)); |
| __ movl(EAX, EBX); |
| __ popl(EBX); // restore EBX. |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(SignedMultiply1, entry) { |
| typedef int (*SignedMultiply1)(); |
| EXPECT_EQ(8000, reinterpret_cast<SignedMultiply1>(entry)()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(Negate, assembler) { |
| __ movl(ECX, Immediate(42)); |
| __ negl(ECX); |
| __ movl(EAX, ECX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(Negate, entry) { |
| typedef int (*Negate)(); |
| EXPECT_EQ(-42, reinterpret_cast<Negate>(entry)()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(MoveExtend, assembler) { |
| __ pushl(EBX); // preserve EBX. |
| __ movl(EDX, Immediate(0x1234ffff)); |
| __ movzxb(EAX, DL); // EAX = 0xff |
| __ movsxw(EBX, EDX); // EBX = -1 |
| __ movzxw(ECX, EDX); // ECX = 0xffff |
| __ addl(EBX, ECX); |
| __ addl(EAX, EBX); |
| __ popl(EBX); // restore EBX. |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(MoveExtend, entry) { |
| typedef int (*MoveExtend)(); |
| EXPECT_EQ(0xff - 1 + 0xffff, reinterpret_cast<MoveExtend>(entry)()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(MoveExtendMemory, assembler) { |
| __ pushl(EBX); // preserve EBX. |
| __ movl(EDX, Immediate(0x1234ffff)); |
| |
| __ pushl(EDX); |
| __ movzxb(EAX, Address(ESP, 0)); // EAX = 0xff |
| __ movsxw(EBX, Address(ESP, 0)); // EBX = -1 |
| __ movzxw(ECX, Address(ESP, 0)); // ECX = 0xffff |
| __ addl(ESP, Immediate(kWordSize)); |
| |
| __ addl(EBX, ECX); |
| __ addl(EAX, EBX); |
| __ popl(EBX); // restore EBX. |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(MoveExtendMemory, entry) { |
| typedef int (*MoveExtendMemory)(); |
| EXPECT_EQ(0xff - 1 + 0xffff, reinterpret_cast<MoveExtendMemory>(entry)()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(Bitwise, assembler) { |
| __ movl(ECX, Immediate(42)); |
| __ xorl(ECX, ECX); |
| __ orl(ECX, Immediate(256)); |
| __ movl(EAX, Immediate(4)); |
| __ orl(ECX, EAX); |
| __ movl(EAX, Immediate(0xfff0)); |
| __ andl(ECX, EAX); |
| __ movl(EAX, Immediate(1)); |
| __ orl(ECX, EAX); |
| __ xorl(ECX, Immediate(0)); |
| __ movl(EAX, ECX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(Bitwise, entry) { |
| typedef int (*Bitwise)(); |
| EXPECT_EQ(256 + 1, reinterpret_cast<Bitwise>(entry)()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(LogicalOps, assembler) { |
| Label donetest1; |
| __ movl(EAX, Immediate(4)); |
| __ andl(EAX, Immediate(2)); |
| __ cmpl(EAX, Immediate(0)); |
| __ j(EQUAL, &donetest1); |
| // Be sure to skip this crashing code. |
| __ movl(EAX, Immediate(0)); |
| __ movl(Address(EAX, 0), EAX); |
| __ Bind(&donetest1); |
| |
| Label donetest2; |
| __ movl(ECX, Immediate(4)); |
| __ andl(ECX, Immediate(4)); |
| __ cmpl(ECX, Immediate(0)); |
| __ j(NOT_EQUAL, &donetest2); |
| // Be sure to skip this crashing code. |
| __ movl(EAX, Immediate(0)); |
| __ movl(Address(EAX, 0), EAX); |
| __ Bind(&donetest2); |
| |
| Label donetest3; |
| __ movl(EAX, Immediate(0)); |
| __ orl(EAX, Immediate(0)); |
| __ cmpl(EAX, Immediate(0)); |
| __ j(EQUAL, &donetest3); |
| // Be sure to skip this crashing code. |
| __ movl(EAX, Immediate(0)); |
| __ movl(Address(EAX, 0), EAX); |
| __ Bind(&donetest3); |
| |
| Label donetest4; |
| __ movl(EAX, Immediate(4)); |
| __ orl(EAX, Immediate(0)); |
| __ cmpl(EAX, Immediate(0)); |
| __ j(NOT_EQUAL, &donetest4); |
| // Be sure to skip this crashing code. |
| __ movl(EAX, Immediate(0)); |
| __ movl(Address(EAX, 0), EAX); |
| __ Bind(&donetest4); |
| |
| Label donetest5; |
| __ movl(EAX, Immediate(1)); |
| __ shll(EAX, Immediate(1)); |
| __ cmpl(EAX, Immediate(2)); |
| __ j(EQUAL, &donetest5); |
| // Be sure to skip this crashing code. |
| __ movl(EAX, Immediate(0)); |
| __ movl(Address(EAX, 0), EAX); |
| __ Bind(&donetest5); |
| |
| Label donetest6; |
| __ movl(EAX, Immediate(1)); |
| __ shll(EAX, Immediate(3)); |
| __ cmpl(EAX, Immediate(8)); |
| __ j(EQUAL, &donetest6); |
| // Be sure to skip this crashing code. |
| __ movl(EAX, Immediate(0)); |
| __ movl(Address(EAX, 0), EAX); |
| __ Bind(&donetest6); |
| |
| Label donetest7; |
| __ movl(EAX, Immediate(2)); |
| __ shrl(EAX, Immediate(1)); |
| __ cmpl(EAX, Immediate(1)); |
| __ j(EQUAL, &donetest7); |
| // Be sure to skip this crashing code. |
| __ movl(EAX, Immediate(0)); |
| __ movl(Address(EAX, 0), EAX); |
| __ Bind(&donetest7); |
| |
| Label donetest8; |
| __ movl(EAX, Immediate(8)); |
| __ shrl(EAX, Immediate(3)); |
| __ cmpl(EAX, Immediate(1)); |
| __ j(EQUAL, &donetest8); |
| // Be sure to skip this crashing code. |
| __ movl(EAX, Immediate(0)); |
| __ movl(Address(EAX, 0), EAX); |
| __ Bind(&donetest8); |
| |
| Label donetest9; |
| __ movl(EAX, Immediate(1)); |
| __ movl(ECX, Immediate(3)); |
| __ shll(EAX, ECX); |
| __ cmpl(EAX, Immediate(8)); |
| __ j(EQUAL, &donetest9); |
| // Be sure to skip this crashing code. |
| __ movl(EAX, Immediate(0)); |
| __ movl(Address(EAX, 0), EAX); |
| __ Bind(&donetest9); |
| |
| Label donetest10; |
| __ movl(EAX, Immediate(8)); |
| __ movl(ECX, Immediate(3)); |
| __ shrl(EAX, ECX); |
| __ cmpl(EAX, Immediate(1)); |
| __ j(EQUAL, &donetest10); |
| // Be sure to skip this crashing code. |
| __ movl(EAX, Immediate(0)); |
| __ movl(Address(EAX, 0), EAX); |
| __ Bind(&donetest10); |
| |
| Label donetest11; |
| __ movl(EAX, Immediate(1)); |
| __ shll(EAX, Immediate(31)); |
| __ shrl(EAX, Immediate(3)); |
| __ cmpl(EAX, Immediate(0x10000000)); |
| __ j(EQUAL, &donetest11); |
| // Be sure to skip this crashing code. |
| __ movl(EAX, Immediate(0)); |
| __ movl(Address(EAX, 0), EAX); |
| __ Bind(&donetest11); |
| |
| Label donetest12; |
| __ movl(EAX, Immediate(1)); |
| __ shll(EAX, Immediate(31)); |
| __ sarl(EAX, Immediate(3)); |
| __ cmpl(EAX, Immediate(0xf0000000)); |
| __ j(EQUAL, &donetest12); |
| // Be sure to skip this crashing code. |
| __ movl(EAX, Immediate(0)); |
| __ movl(Address(EAX, 0), EAX); |
| __ Bind(&donetest12); |
| |
| Label donetest13; |
| __ movl(EAX, Immediate(1)); |
| __ movl(ECX, Immediate(3)); |
| __ shll(EAX, Immediate(31)); |
| __ sarl(EAX, ECX); |
| __ cmpl(EAX, Immediate(0xf0000000)); |
| __ j(EQUAL, &donetest13); |
| // Be sure to skip this crashing code. |
| __ movl(EAX, Immediate(0)); |
| __ movl(Address(EAX, 0), EAX); |
| __ Bind(&donetest13); |
| |
| Label donetest14; |
| __ subl(ESP, Immediate(kWordSize)); |
| __ movl(Address(ESP, 0), Immediate(0x80000000)); |
| __ movl(EAX, Immediate(0)); |
| __ movl(ECX, Immediate(3)); |
| __ sarl(Address(ESP, 0), ECX); |
| __ shrd(Address(ESP, 0), EAX); |
| __ cmpl(Address(ESP, 0), Immediate(0x1e000000)); |
| __ j(EQUAL, &donetest14); |
| __ int3(); |
| __ Bind(&donetest14); |
| __ addl(ESP, Immediate(kWordSize)); |
| |
| Label donetest15; |
| __ subl(ESP, Immediate(kWordSize)); |
| __ movl(Address(ESP, 0), Immediate(0xFF000000)); |
| __ movl(EAX, Immediate(-1)); |
| __ movl(ECX, Immediate(2)); |
| __ shll(Address(ESP, 0), ECX); |
| __ shld(Address(ESP, 0), EAX); |
| __ cmpl(Address(ESP, 0), Immediate(0xF0000003)); |
| __ j(EQUAL, &donetest15); |
| __ int3(); |
| __ Bind(&donetest15); |
| __ addl(ESP, Immediate(kWordSize)); |
| |
| __ movl(EAX, Immediate(0)); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(LogicalOps, entry) { |
| typedef int (*LogicalOpsCode)(); |
| EXPECT_EQ(0, reinterpret_cast<LogicalOpsCode>(entry)()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(LogicalTest, assembler) { |
| __ pushl(EBX); // save EBX. |
| Label donetest1; |
| __ movl(EAX, Immediate(4)); |
| __ movl(ECX, Immediate(2)); |
| __ testl(EAX, ECX); |
| __ j(EQUAL, &donetest1); |
| // Be sure to skip this crashing code. |
| __ movl(EAX, Immediate(0)); |
| __ movl(Address(EAX, 0), EAX); |
| __ Bind(&donetest1); |
| |
| Label donetest2; |
| __ movl(EDX, Immediate(4)); |
| __ movl(ECX, Immediate(4)); |
| __ testl(EDX, ECX); |
| __ j(NOT_EQUAL, &donetest2); |
| // Be sure to skip this crashing code. |
| __ movl(EAX, Immediate(0)); |
| __ movl(Address(EAX, 0), EAX); |
| __ Bind(&donetest2); |
| |
| Label donetest3; |
| __ movl(EAX, Immediate(0)); |
| __ testl(EAX, Immediate(0)); |
| __ j(EQUAL, &donetest3); |
| // Be sure to skip this crashing code. |
| __ movl(EAX, Immediate(0)); |
| __ movl(Address(EAX, 0), EAX); |
| __ Bind(&donetest3); |
| |
| Label donetest4; |
| __ movl(EBX, Immediate(4)); |
| __ testl(EBX, Immediate(4)); |
| __ j(NOT_EQUAL, &donetest4); |
| // Be sure to skip this crashing code. |
| __ movl(EAX, Immediate(0)); |
| __ movl(Address(EAX, 0), EAX); |
| __ Bind(&donetest4); |
| |
| Label donetest5; |
| __ movl(EBX, Immediate(0xff)); |
| __ testl(EBX, Immediate(0xff)); |
| __ j(NOT_EQUAL, &donetest5); |
| // Be sure to skip this crashing code. |
| __ movl(EAX, Immediate(0)); |
| __ movl(Address(EAX, 0), EAX); |
| __ Bind(&donetest5); |
| |
| __ movl(EAX, Immediate(0)); |
| __ popl(EBX); // restore EBX. |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(LogicalTest, entry) { |
| typedef int (*LogicalTestCode)(); |
| EXPECT_EQ(0, reinterpret_cast<LogicalTestCode>(entry)()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(CompareSwapEQ, assembler) { |
| __ movl(EAX, Immediate(0)); |
| __ pushl(EAX); |
| __ movl(EAX, Immediate(4)); |
| __ movl(ECX, Immediate(0)); |
| __ movl(Address(ESP, 0), EAX); |
| __ LockCmpxchgl(Address(ESP, 0), ECX); |
| __ popl(EAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(CompareSwapEQ, entry) { |
| typedef int (*CompareSwapEQCode)(); |
| EXPECT_EQ(0, reinterpret_cast<CompareSwapEQCode>(entry)()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(CompareSwapNEQ, assembler) { |
| __ movl(EAX, Immediate(0)); |
| __ pushl(EAX); |
| __ movl(EAX, Immediate(2)); |
| __ movl(ECX, Immediate(4)); |
| __ movl(Address(ESP, 0), ECX); |
| __ LockCmpxchgl(Address(ESP, 0), ECX); |
| __ popl(EAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(CompareSwapNEQ, entry) { |
| typedef int (*CompareSwapNEQCode)(); |
| EXPECT_EQ(4, reinterpret_cast<CompareSwapNEQCode>(entry)()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(SignedDivide, assembler) { |
| __ movl(EAX, Immediate(-87)); |
| __ movl(EDX, Immediate(123)); |
| __ cdq(); |
| __ movl(ECX, Immediate(42)); |
| __ idivl(ECX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(SignedDivide, entry) { |
| typedef int (*SignedDivide)(); |
| EXPECT_EQ(-87 / 42, reinterpret_cast<SignedDivide>(entry)()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(Exchange, assembler) { |
| __ movl(EAX, Immediate(123456789)); |
| __ movl(EDX, Immediate(987654321)); |
| __ xchgl(EAX, EDX); |
| __ subl(EAX, EDX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(Exchange, entry) { |
| typedef int (*Exchange)(); |
| EXPECT_EQ(987654321 - 123456789, reinterpret_cast<Exchange>(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, 4); |
| __ AddImmediate(ESP, Immediate(-space)); |
| __ call(&call1); |
| __ AddImmediate(ESP, Immediate(space)); |
| space = ComputeStackSpaceReservation(4, 4); |
| __ AddImmediate(ESP, Immediate(-space)); |
| __ movl(Address(ESP, 0), EAX); |
| __ call(&call2); |
| __ AddImmediate(ESP, Immediate(space)); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(CallSimpleLeaf, entry) { |
| typedef int (*CallSimpleLeafCode)(); |
| EXPECT_EQ(42 + 87, reinterpret_cast<CallSimpleLeafCode>(entry)()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(JumpSimpleLeaf, assembler) { |
| ExternalLabel call1("LeafReturn42", reinterpret_cast<uword>(LeafReturn42)); |
| Label L; |
| int space = ComputeStackSpaceReservation(0, 4); |
| __ AddImmediate(ESP, Immediate(-space)); |
| __ call(&L); |
| __ AddImmediate(ESP, Immediate(space)); |
| __ ret(); |
| __ Bind(&L); |
| __ jmp(&call1); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(JumpSimpleLeaf, entry) { |
| typedef int (*JumpSimpleLeafCode)(); |
| EXPECT_EQ(42, reinterpret_cast<JumpSimpleLeafCode>(entry)()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(JumpConditionalSimpleLeaf, assembler) { |
| ExternalLabel call1("LeafReturn42", reinterpret_cast<uword>(LeafReturn42)); |
| Label L; |
| int space = ComputeStackSpaceReservation(0, 4); |
| __ AddImmediate(ESP, Immediate(-space)); |
| __ call(&L); |
| __ AddImmediate(ESP, Immediate(space)); |
| __ ret(); |
| __ Bind(&L); |
| __ cmpl(EAX, EAX); |
| __ j(EQUAL, &call1); |
| __ int3(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(JumpConditionalSimpleLeaf, entry) { |
| typedef int (*JumpConditionalSimpleLeafCode)(); |
| EXPECT_EQ(42, reinterpret_cast<JumpConditionalSimpleLeafCode>(entry)()); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(SingleFPMoves, assembler) { |
| __ movl(EAX, Immediate(bit_cast<int32_t, float>(234.0f))); |
| __ movd(XMM0, EAX); |
| __ movss(XMM1, XMM0); |
| __ movss(XMM2, XMM1); |
| __ movss(XMM3, XMM2); |
| __ movss(XMM4, XMM3); |
| __ movss(XMM5, XMM4); |
| __ movss(XMM6, XMM5); |
| __ movss(XMM7, XMM6); |
| __ pushl(EAX); |
| __ movl(Address(ESP, 0), Immediate(0)); |
| __ movss(Address(ESP, 0), XMM7); |
| __ flds(Address(ESP, 0)); |
| __ popl(EAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(SingleFPMoves, entry) { |
| typedef float (*SingleFPMovesCode)(); |
| float res = reinterpret_cast<SingleFPMovesCode>(entry)(); |
| EXPECT_EQ(234.0f, res); |
| } |
| |
| |
| |
| ASSEMBLER_TEST_GENERATE(SingleFPMoves2, assembler) { |
| __ pushl(EBX); // preserve EBX. |
| __ pushl(ECX); // preserve ECX. |
| __ movl(EBX, Immediate(bit_cast<int32_t, float>(234.0f))); |
| __ movd(XMM0, EBX); |
| __ movss(XMM1, XMM0); |
| __ movd(ECX, XMM1); |
| __ pushl(ECX); |
| __ flds(Address(ESP, 0)); |
| __ popl(EAX); |
| __ popl(ECX); |
| __ popl(EBX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(SingleFPMoves2, entry) { |
| typedef float (*SingleFPMoves2Code)(); |
| float res = reinterpret_cast<SingleFPMoves2Code>(entry)(); |
| EXPECT_EQ(234.0f, res); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(SingleFPUStackMoves, assembler) { |
| __ movl(EAX, Immediate(1131020288)); // 234.0f |
| __ pushl(EAX); |
| __ flds(Address(ESP, 0)); |
| __ xorl(ECX, ECX); |
| __ pushl(ECX); |
| __ fstps(Address(ESP, 0)); |
| __ popl(EAX); |
| __ popl(ECX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(SingleFPUStackMoves, entry) { |
| typedef int (*SingleFPUStackMovesCode)(); |
| int res = reinterpret_cast<SingleFPUStackMovesCode>(entry)(); |
| EXPECT_EQ(234.0f, (bit_cast<float, int>(res))); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(SingleFPOperations, assembler) { |
| __ movl(EAX, Immediate(bit_cast<int32_t, float>(12.3f))); |
| __ movd(XMM0, EAX); |
| __ movl(EAX, Immediate(bit_cast<int32_t, float>(3.4f))); |
| __ movd(XMM1, EAX); |
| __ addss(XMM0, XMM1); // 15.7f |
| __ mulss(XMM0, XMM1); // 53.38f |
| __ subss(XMM0, XMM1); // 49.98f |
| __ divss(XMM0, XMM1); // 14.7f |
| __ pushl(EAX); |
| __ movss(Address(ESP, 0), XMM0); |
| __ flds(Address(ESP, 0)); |
| __ popl(EAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(SingleFPOperations, entry) { |
| typedef float (*SingleFPOperationsCode)(); |
| float res = reinterpret_cast<SingleFPOperationsCode>(entry)(); |
| EXPECT_FLOAT_EQ(14.7f, res, 0.001f); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(SingleFPOperationsStack, assembler) { |
| __ movl(EAX, Immediate(bit_cast<int32_t, float>(12.3f))); |
| __ movd(XMM0, EAX); |
| __ addss(XMM0, Address(ESP, kWordSize)); // 15.7f |
| __ mulss(XMM0, Address(ESP, kWordSize)); // 53.38f |
| __ subss(XMM0, Address(ESP, kWordSize)); // 49.98f |
| __ divss(XMM0, Address(ESP, kWordSize)); // 14.7f |
| __ pushl(EAX); |
| __ movss(Address(ESP, 0), XMM0); |
| __ flds(Address(ESP, 0)); |
| __ popl(EAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(SingleFPOperationsStack, entry) { |
| typedef float (*SingleFPOperationsStackCode)(float f); |
| float res = reinterpret_cast<SingleFPOperationsStackCode>(entry)(3.4); |
| EXPECT_FLOAT_EQ(14.7f, res, 0.001f); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(DoubleFPMoves, assembler) { |
| int64_t l = bit_cast<int64_t, double>(1024.67); |
| __ movl(EAX, Immediate(Utils::High32Bits(l))); |
| __ pushl(EAX); |
| __ movl(EAX, Immediate(Utils::Low32Bits(l))); |
| __ pushl(EAX); |
| __ movsd(XMM0, Address(ESP, 0)); |
| __ movsd(XMM1, XMM0); |
| __ movsd(XMM2, XMM1); |
| __ movsd(XMM3, XMM2); |
| __ movsd(XMM4, XMM3); |
| __ movsd(XMM5, XMM4); |
| __ movsd(XMM6, XMM5); |
| __ movsd(XMM7, XMM6); |
| __ movl(Address(ESP, 0), Immediate(0)); |
| __ movl(Address(ESP, kWordSize), Immediate(0)); |
| __ movsd(XMM0, Address(ESP, 0)); |
| __ movsd(Address(ESP, 0), XMM7); |
| __ movsd(XMM7, Address(ESP, 0)); |
| __ movaps(XMM6, XMM7); |
| __ movaps(XMM5, XMM6); |
| __ movaps(XMM4, XMM5); |
| __ movaps(XMM3, XMM4); |
| __ movaps(XMM2, XMM3); |
| __ movaps(XMM1, XMM2); |
| __ movaps(XMM0, XMM1); |
| __ movl(Address(ESP, 0), Immediate(0)); |
| __ movl(Address(ESP, kWordSize), Immediate(0)); |
| __ movsd(Address(ESP, 0), XMM0); |
| __ fldl(Address(ESP, 0)); |
| __ popl(EAX); |
| __ popl(EAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(DoubleFPMoves, entry) { |
| typedef double (*DoubleFPMovesCode)(); |
| double res = reinterpret_cast<DoubleFPMovesCode>(entry)(); |
| EXPECT_FLOAT_EQ(1024.67, res, 0.0001); |
| } |
| |
| ASSEMBLER_TEST_GENERATE(DoubleFPUStackMoves, assembler) { |
| int64_t l = bit_cast<int64_t, double>(1024.67); |
| __ movl(EAX, Immediate(Utils::High32Bits(l))); |
| __ pushl(EAX); |
| __ movl(EAX, Immediate(Utils::Low32Bits(l))); |
| __ pushl(EAX); |
| __ fldl(Address(ESP, 0)); |
| __ movl(Address(ESP, 0), Immediate(0)); |
| __ movl(Address(ESP, kWordSize), Immediate(0)); |
| __ fstpl(Address(ESP, 0)); |
| __ popl(EAX); |
| __ popl(EDX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(DoubleFPUStackMoves, entry) { |
| typedef int64_t (*DoubleFPUStackMovesCode)(); |
| int64_t res = reinterpret_cast<DoubleFPUStackMovesCode>(entry)(); |
| EXPECT_FLOAT_EQ(1024.67, (bit_cast<double, int64_t>(res)), 0.001); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(DoubleFPOperations, assembler) { |
| int64_t l = bit_cast<int64_t, double>(12.3); |
| __ movl(EAX, Immediate(Utils::High32Bits(l))); |
| __ pushl(EAX); |
| __ movl(EAX, Immediate(Utils::Low32Bits(l))); |
| __ pushl(EAX); |
| __ movsd(XMM0, Address(ESP, 0)); |
| __ popl(EAX); |
| __ popl(EAX); |
| l = bit_cast<int64_t, double>(3.4); |
| __ movl(EAX, Immediate(Utils::High32Bits(l))); |
| __ pushl(EAX); |
| __ movl(EAX, Immediate(Utils::Low32Bits(l))); |
| __ pushl(EAX); |
| __ movsd(XMM1, Address(ESP, 0)); |
| __ addsd(XMM0, XMM1); // 15.7 |
| __ mulsd(XMM0, XMM1); // 53.38 |
| __ subsd(XMM0, XMM1); // 49.98 |
| __ divsd(XMM0, XMM1); // 14.7 |
| __ movsd(Address(ESP, 0), XMM0); |
| __ fldl(Address(ESP, 0)); |
| __ popl(EAX); |
| __ popl(EAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(DoubleFPOperations, entry) { |
| typedef double (*DoubleFPOperationsCode)(); |
| double res = reinterpret_cast<DoubleFPOperationsCode>(entry)(); |
| EXPECT_FLOAT_EQ(14.7, res, 0.001); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(DoubleFPOperationsStack, assembler) { |
| int64_t l = bit_cast<int64_t, double>(12.3); |
| __ movl(EAX, Immediate(Utils::High32Bits(l))); |
| __ pushl(EAX); |
| __ movl(EAX, Immediate(Utils::Low32Bits(l))); |
| __ pushl(EAX); |
| __ movsd(XMM0, Address(ESP, 0)); |
| __ popl(EAX); |
| __ popl(EAX); |
| |
| __ addsd(XMM0, Address(ESP, kWordSize)); // 15.7 |
| __ mulsd(XMM0, Address(ESP, kWordSize)); // 53.38 |
| __ subsd(XMM0, Address(ESP, kWordSize)); // 49.98 |
| __ divsd(XMM0, Address(ESP, kWordSize)); // 14.7 |
| |
| __ pushl(EAX); |
| __ pushl(EAX); |
| __ movsd(Address(ESP, 0), XMM0); |
| __ fldl(Address(ESP, 0)); |
| __ popl(EAX); |
| __ popl(EAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(DoubleFPOperationsStack, entry) { |
| typedef double (*DoubleFPOperationsStackCode)(double d); |
| double res = reinterpret_cast<DoubleFPOperationsStackCode>(entry)(3.4); |
| EXPECT_FLOAT_EQ(14.7, res, 0.001); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(IntToDoubleConversion, assembler) { |
| __ movl(EDX, Immediate(6)); |
| __ cvtsi2sd(XMM1, EDX); |
| __ pushl(EAX); |
| __ pushl(EAX); |
| __ movsd(Address(ESP, 0), XMM1); |
| __ fldl(Address(ESP, 0)); |
| __ popl(EAX); |
| __ popl(EAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(IntToDoubleConversion, entry) { |
| typedef double (*IntToDoubleConversionCode)(); |
| double res = reinterpret_cast<IntToDoubleConversionCode>(entry)(); |
| EXPECT_FLOAT_EQ(6.0, res, 0.001); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(IntToDoubleConversion2, assembler) { |
| __ filds(Address(ESP, kWordSize)); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(IntToDoubleConversion2, entry) { |
| typedef double (*IntToDoubleConversion2Code)(int i); |
| double res = reinterpret_cast<IntToDoubleConversion2Code>(entry)(3); |
| EXPECT_FLOAT_EQ(3.0, res, 0.001); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(IntToFloatConversion, assembler) { |
| __ movl(EDX, Immediate(6)); |
| __ cvtsi2ss(XMM1, EDX); |
| __ pushl(EAX); |
| __ movss(Address(ESP, 0), XMM1); |
| __ flds(Address(ESP, 0)); |
| __ popl(EAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(IntToFloatConversion, entry) { |
| typedef float (*IntToFloatConversionCode)(); |
| float res = reinterpret_cast<IntToFloatConversionCode>(entry)(); |
| EXPECT_FLOAT_EQ(6.0, res, 0.001); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(FloatToIntConversionRound, assembler) { |
| __ movsd(XMM1, Address(ESP, kWordSize)); |
| __ cvtss2si(EDX, XMM1); |
| __ movl(EAX, EDX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(FloatToIntConversionRound, entry) { |
| typedef int (*FloatToIntConversionRoundCode)(float f); |
| int res = reinterpret_cast<FloatToIntConversionRoundCode>(entry)(12.3); |
| EXPECT_EQ(12, res); |
| res = reinterpret_cast<FloatToIntConversionRoundCode>(entry)(12.8); |
| EXPECT_EQ(13, res); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(FloatToIntConversionTrunc, assembler) { |
| __ movsd(XMM1, Address(ESP, kWordSize)); |
| __ cvttss2si(EDX, XMM1); |
| __ movl(EAX, EDX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(FloatToIntConversionTrunc, entry) { |
| typedef int (*FloatToIntConversionTruncCode)(float f); |
| int res = reinterpret_cast<FloatToIntConversionTruncCode>(entry)(12.3); |
| EXPECT_EQ(12, res); |
| res = reinterpret_cast<FloatToIntConversionTruncCode>(entry)(12.8); |
| EXPECT_EQ(12, res); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(FloatToDoubleConversion, assembler) { |
| __ movl(EAX, Immediate(bit_cast<int32_t, float>(12.3f))); |
| __ movd(XMM1, EAX); |
| __ xorl(EAX, EAX); |
| __ cvtss2sd(XMM2, XMM1); |
| __ pushl(EAX); |
| __ pushl(EAX); |
| __ movsd(Address(ESP, 0), XMM2); |
| __ fldl(Address(ESP, 0)); |
| __ popl(EAX); |
| __ popl(EAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(FloatToDoubleConversion, entry) { |
| typedef double (*FloatToDoubleConversionCode)(); |
| double res = reinterpret_cast<FloatToDoubleConversionCode>(entry)(); |
| EXPECT_FLOAT_EQ(12.3, res, 0.001); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(FloatCompare, assembler) { |
| // Count errors in EAX. EAX is zero if no errors found. |
| Label is_nan, is_above, is_ok, cont_1, cont_2; |
| // Test 12.3f vs 12.5f. |
| __ xorl(EAX, EAX); |
| __ movl(EDX, Immediate(bit_cast<int32_t, float>(12.3f))); |
| __ movd(XMM0, EDX); |
| __ movl(EDX, Immediate(bit_cast<int32_t, float>(12.5f))); |
| __ movd(XMM1, EDX); |
| __ comiss(XMM0, XMM1); |
| __ j(PARITY_EVEN, &is_nan); |
| __ Bind(&cont_1); |
| __ j(ABOVE, &is_above); |
| __ Bind(&cont_2); |
| __ j(BELOW, &is_ok); |
| __ incl(EAX); |
| __ Bind(&is_ok); |
| |
| // Test NaN. |
| Label is_nan_ok; |
| // Create NaN by dividing 0.0f/0.0f. |
| __ movl(EDX, Immediate(bit_cast<int32_t, float>(0.0f))); |
| __ movd(XMM1, EDX); |
| __ divss(XMM1, XMM1); |
| __ comiss(XMM1, XMM1); |
| __ j(PARITY_EVEN, &is_nan_ok); |
| __ incl(EAX); |
| __ Bind(&is_nan_ok); |
| |
| // EAX is 0 if all tests passed. |
| __ ret(); |
| |
| __ Bind(&is_nan); |
| __ incl(EAX); |
| __ jmp(&cont_1); |
| |
| __ Bind(&is_above); |
| __ incl(EAX); |
| __ jmp(&cont_2); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(FloatCompare, entry) { |
| typedef int (*FloatCompareCode)(); |
| int res = reinterpret_cast<FloatCompareCode>(entry)(); |
| EXPECT_EQ(0, res); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(DoubleCompare, assembler) { |
| int64_t a = bit_cast<int64_t, double>(12.3); |
| int64_t b = bit_cast<int64_t, double>(12.5); |
| |
| __ movl(EDX, Immediate(Utils::High32Bits(a))); |
| __ pushl(EDX); |
| __ movl(EDX, Immediate(Utils::Low32Bits(a))); |
| __ pushl(EDX); |
| __ movsd(XMM0, Address(ESP, 0)); |
| __ popl(EDX); |
| __ popl(EDX); |
| |
| __ movl(EDX, Immediate(Utils::High32Bits(b))); |
| __ pushl(EDX); |
| __ movl(EDX, Immediate(Utils::Low32Bits(b))); |
| __ pushl(EDX); |
| __ movsd(XMM1, Address(ESP, 0)); |
| __ popl(EDX); |
| __ popl(EDX); |
| |
| // Count errors in EAX. EAX is zero if no errors found. |
| Label is_nan, is_above, is_ok, cont_1, cont_2; |
| // Test 12.3 vs 12.5. |
| __ xorl(EAX, EAX); |
| __ comisd(XMM0, XMM1); |
| __ j(PARITY_EVEN, &is_nan); |
| __ Bind(&cont_1); |
| __ j(ABOVE, &is_above); |
| __ Bind(&cont_2); |
| __ j(BELOW, &is_ok); |
| __ incl(EAX); |
| __ Bind(&is_ok); |
| |
| // Test NaN. |
| Label is_nan_ok; |
| // Create NaN by dividing 0.0d/0.0d. |
| int64_t zero = bit_cast<int64_t, double>(0.0); |
| __ movl(EDX, Immediate(Utils::High32Bits(zero))); |
| __ pushl(EDX); |
| __ movl(EDX, Immediate(Utils::Low32Bits(zero))); |
| __ pushl(EDX); |
| __ movsd(XMM1, Address(ESP, 0)); |
| __ popl(EDX); |
| __ popl(EDX); |
| |
| __ divsd(XMM1, XMM1); |
| __ comisd(XMM1, XMM1); |
| __ j(PARITY_EVEN, &is_nan_ok); |
| __ incl(EAX); |
| __ Bind(&is_nan_ok); |
| |
| // EAX is 0 if all tests passed. |
| __ ret(); |
| |
| __ Bind(&is_nan); |
| __ incl(EAX); |
| __ jmp(&cont_1); |
| |
| __ Bind(&is_above); |
| __ incl(EAX); |
| __ jmp(&cont_2); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(DoubleCompare, entry) { |
| typedef int (*DoubleCompareCode)(); |
| int res = reinterpret_cast<DoubleCompareCode>(entry)(); |
| EXPECT_EQ(0, res); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(DoubleToFloatConversion, assembler) { |
| int64_t l = bit_cast<int64_t, double>(12.3); |
| __ movl(EAX, Immediate(Utils::High32Bits(l))); |
| __ pushl(EAX); |
| __ movl(EAX, Immediate(Utils::Low32Bits(l))); |
| __ pushl(EAX); |
| __ movsd(XMM0, Address(ESP, 0)); |
| __ cvtsd2ss(XMM1, XMM0); |
| __ movss(Address(ESP, 0), XMM1); |
| __ flds(Address(ESP, 0)); |
| __ popl(EAX); |
| __ popl(EAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(DoubleToFloatConversion, entry) { |
| typedef float (*DoubleToFloatConversionCode)(); |
| float res = reinterpret_cast<DoubleToFloatConversionCode>(entry)(); |
| EXPECT_FLOAT_EQ(12.3f, res, 0.001); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(DoubleToIntConversionRound, assembler) { |
| __ movsd(XMM3, Address(ESP, kWordSize)); |
| __ cvtsd2si(EAX, XMM3); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(DoubleToIntConversionRound, entry) { |
| typedef int (*DoubleToIntConversionRoundCode)(double d); |
| int res = reinterpret_cast<DoubleToIntConversionRoundCode>(entry)(12.3); |
| EXPECT_EQ(12, res); |
| res = reinterpret_cast<DoubleToIntConversionRoundCode>(entry)(12.8); |
| EXPECT_EQ(13, res); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(DoubleToIntConversionTrunc, assembler) { |
| __ movsd(XMM3, Address(ESP, kWordSize)); |
| __ cvttsd2si(EAX, XMM3); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(DoubleToIntConversionTrunc, entry) { |
| typedef int (*DoubleToIntConversionTruncCode)(double d); |
| int res = reinterpret_cast<DoubleToIntConversionTruncCode>(entry)(12.3); |
| EXPECT_EQ(12, res); |
| res = reinterpret_cast<DoubleToIntConversionTruncCode>(entry)(12.8); |
| EXPECT_EQ(12, res); |
| } |
| |
| |
| static const double kDoubleConst = 3.226; |
| |
| ASSEMBLER_TEST_GENERATE(GlobalAddress, assembler) { |
| __ movsd(XMM0, Address::Absolute(reinterpret_cast<uword>(&kDoubleConst))); |
| __ pushl(EAX); |
| __ pushl(EAX); |
| __ movsd(Address(ESP, 0), XMM0); |
| __ fldl(Address(ESP, 0)); |
| __ popl(EAX); |
| __ popl(EAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(GlobalAddress, entry) { |
| typedef double (*GlobalAddressCode)(); |
| double res = reinterpret_cast<GlobalAddressCode>(entry)(); |
| EXPECT_FLOAT_EQ(kDoubleConst, res, 0.000001); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(Sine, assembler) { |
| __ flds(Address(ESP, kWordSize)); |
| __ fsin(); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(Sine, entry) { |
| typedef float (*SineCode)(float f); |
| const float kFloatConst = 0.7; |
| float res = reinterpret_cast<SineCode>(entry)(kFloatConst); |
| EXPECT_FLOAT_EQ(sin(kFloatConst), res, 0.0001); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(Cosine, assembler) { |
| __ flds(Address(ESP, kWordSize)); |
| __ fcos(); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(Cosine, entry) { |
| typedef float (*CosineCode)(float f); |
| const float kFloatConst = 0.7; |
| float res = reinterpret_cast<CosineCode>(entry)(kFloatConst); |
| EXPECT_FLOAT_EQ(cos(kFloatConst), res, 0.0001); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(Tangent, assembler) { |
| __ fldl(Address(ESP, kWordSize)); |
| __ fptan(); |
| __ ffree(0); |
| __ fincstp(); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(Tangent, entry) { |
| typedef double (*TangentCode)(double d); |
| const double kDoubleConst = 0.6108652375000001; |
| double res = reinterpret_cast<TangentCode>(entry)(kDoubleConst); |
| EXPECT_FLOAT_EQ(tan(kDoubleConst), res, 0.0001); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(SquareRootFloat, assembler) { |
| __ movss(XMM0, Address(ESP, kWordSize)); |
| __ sqrtss(XMM1, XMM0); |
| __ pushl(EAX); |
| __ movss(Address(ESP, 0), XMM1); |
| __ flds(Address(ESP, 0)); |
| __ popl(EAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(SquareRootFloat, entry) { |
| typedef float (*SquareRootFloatCode)(float f); |
| const float kFloatConst = 0.7; |
| float res = reinterpret_cast<SquareRootFloatCode>(entry)(kFloatConst); |
| EXPECT_FLOAT_EQ(sqrt(kFloatConst), res, 0.0001); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(SquareRootDouble, assembler) { |
| __ movsd(XMM0, Address(ESP, kWordSize)); |
| __ sqrtsd(XMM1, XMM0); |
| __ pushl(EAX); |
| __ pushl(EAX); |
| __ movsd(Address(ESP, 0), XMM1); |
| __ fldl(Address(ESP, 0)); |
| __ popl(EAX); |
| __ popl(EAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(SquareRootDouble, entry) { |
| typedef double (*SquareRootDoubleCode)(double d); |
| const double kDoubleConst = .7; |
| double res = reinterpret_cast<SquareRootDoubleCode>(entry)(kDoubleConst); |
| EXPECT_FLOAT_EQ(sqrt(kDoubleConst), res, 0.0001); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(FloatNegate, assembler) { |
| __ movss(XMM0, Address(ESP, kWordSize)); |
| __ FloatNegate(XMM0); |
| __ pushl(EAX); |
| __ movss(Address(ESP, 0), XMM0); |
| __ flds(Address(ESP, 0)); |
| __ popl(EAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(FloatNegate, entry) { |
| typedef float (*FloatNegateCode)(float f); |
| const float kFloatConst = 12.345; |
| float res = reinterpret_cast<FloatNegateCode>(entry)(kFloatConst); |
| EXPECT_FLOAT_EQ(-kFloatConst, res, 0.0001); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(DoubleNegate, assembler) { |
| __ movsd(XMM0, Address(ESP, kWordSize)); |
| __ DoubleNegate(XMM0); |
| __ pushl(EAX); |
| __ pushl(EAX); |
| __ movsd(Address(ESP, 0), XMM0); |
| __ fldl(Address(ESP, 0)); |
| __ popl(EAX); |
| __ popl(EAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(DoubleNegate, entry) { |
| typedef double (*DoubleNegateCode)(double f); |
| const double kDoubleConst = 12.345; |
| double res = reinterpret_cast<DoubleNegateCode>(entry)(kDoubleConst); |
| EXPECT_FLOAT_EQ(-kDoubleConst, res, 0.0001); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(LongMulReg, assembler) { |
| __ movl(ECX, Address(ESP, kWordSize)); |
| __ movl(EAX, Address(ESP, 2 * kWordSize)); |
| __ imull(ECX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(LongMulReg, entry) { |
| typedef int64_t (*LongMulRegCode)(int a, int b); |
| const int a = -12; |
| const int b = 13; |
| const int64_t mul_res = a * b; |
| int64_t res = reinterpret_cast<LongMulRegCode>(entry)(a, b); |
| EXPECT_EQ(mul_res, res); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(LongMulAddress, assembler) { |
| __ movl(EAX, Address(ESP, 2 * kWordSize)); |
| __ imull(Address(ESP, kWordSize)); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(LongMulAddress, entry) { |
| typedef int64_t (*LongMulAddressCode)(int a, int b); |
| const int a = -12; |
| const int b = 13; |
| const int64_t mul_res = a * b; |
| int64_t res = reinterpret_cast<LongMulAddressCode>(entry)(a, b); |
| EXPECT_EQ(mul_res, res); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(LongUnsignedMulReg, assembler) { |
| __ movl(ECX, Address(ESP, kWordSize)); |
| __ movl(EAX, Address(ESP, 2 * kWordSize)); |
| __ mull(ECX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(LongUnsignedMulReg, entry) { |
| typedef uint64_t (*LongUnsignedMulRegCode)(uint32_t a, uint32_t b); |
| uint32_t a = 3; |
| uint32_t b = 13; |
| uint64_t mul_res = a * b; |
| uint64_t res = reinterpret_cast<LongUnsignedMulRegCode>(entry)(a, b); |
| EXPECT_EQ(mul_res, res); |
| a = 4021288948u; |
| b = 13; |
| res = reinterpret_cast<LongUnsignedMulRegCode>(entry)(a, b); |
| mul_res = static_cast<uint64_t>(a) * static_cast<uint64_t>(b); |
| EXPECT_EQ(mul_res, res); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(LongUnsignedMulAddress, assembler) { |
| __ movl(EAX, Address(ESP, 2 * kWordSize)); |
| __ mull(Address(ESP, kWordSize)); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(LongUnsignedMulAddress, entry) { |
| typedef uint64_t (*LongUnsignedMulAddressCode)(uint32_t a, uint32_t b); |
| uint32_t a = 12; |
| uint32_t b = 13; |
| uint64_t mul_res = a * b; |
| uint64_t res = reinterpret_cast<LongUnsignedMulAddressCode>(entry)(a, b); |
| EXPECT_EQ(mul_res, res); |
| a = 4294967284u; |
| b = 13; |
| res = reinterpret_cast<LongUnsignedMulAddressCode>(entry)(a, b); |
| mul_res = static_cast<uint64_t>(a) * static_cast<uint64_t>(b); |
| EXPECT_EQ(mul_res, res); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(LongAddReg, assembler) { |
| // Preserve clobbered callee-saved register (EBX). |
| __ pushl(EBX); |
| __ movl(EAX, Address(ESP, 2 * kWordSize)); // left low. |
| __ movl(EDX, Address(ESP, 3 * kWordSize)); // left high. |
| __ movl(ECX, Address(ESP, 4 * kWordSize)); // right low. |
| __ movl(EBX, Address(ESP, 5 * kWordSize)); // right high |
| __ addl(EAX, ECX); |
| __ adcl(EDX, EBX); |
| __ popl(EBX); |
| // Result is in EAX/EDX. |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(LongAddReg, entry) { |
| typedef int64_t (*LongAddRegCode)(int64_t a, int64_t b); |
| int64_t a = 12; |
| int64_t b = 14; |
| int64_t res = reinterpret_cast<LongAddRegCode>(entry)(a, b); |
| EXPECT_EQ((a + b), res); |
| a = 2147483647; |
| b = 600000; |
| res = reinterpret_cast<LongAddRegCode>(entry)(a, b); |
| EXPECT_EQ((a + b), res); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(LongAddAddress, assembler) { |
| __ movl(EAX, Address(ESP, 1 * kWordSize)); // left low. |
| __ movl(EDX, Address(ESP, 2 * kWordSize)); // left high. |
| __ addl(EAX, Address(ESP, 3 * kWordSize)); // low. |
| __ adcl(EDX, Address(ESP, 4 * kWordSize)); // high. |
| // Result is in EAX/EDX. |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(LongAddAddress, entry) { |
| typedef int64_t (*LongAddAddressCode)(int64_t a, int64_t b); |
| int64_t a = 12; |
| int64_t b = 14; |
| int64_t res = reinterpret_cast<LongAddAddressCode>(entry)(a, b); |
| EXPECT_EQ((a + b), res); |
| a = 2147483647; |
| b = 600000; |
| res = reinterpret_cast<LongAddAddressCode>(entry)(a, b); |
| EXPECT_EQ((a + b), res); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(LongSubReg, assembler) { |
| // Preserve clobbered callee-saved register (EBX). |
| __ pushl(EBX); |
| __ movl(EAX, Address(ESP, 2 * kWordSize)); // left low. |
| __ movl(EDX, Address(ESP, 3 * kWordSize)); // left high. |
| __ movl(ECX, Address(ESP, 4 * kWordSize)); // right low. |
| __ movl(EBX, Address(ESP, 5 * kWordSize)); // right high |
| __ subl(EAX, ECX); |
| __ sbbl(EDX, EBX); |
| __ popl(EBX); |
| // Result is in EAX/EDX. |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(LongSubReg, entry) { |
| typedef int64_t (*LongSubRegCode)(int64_t a, int64_t b); |
| int64_t a = 12; |
| int64_t b = 14; |
| int64_t res = reinterpret_cast<LongSubRegCode>(entry)(a, b); |
| EXPECT_EQ((a - b), res); |
| a = 600000; |
| b = 2147483647; |
| res = reinterpret_cast<LongSubRegCode>(entry)(a, b); |
| EXPECT_EQ((a - b), res); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(LongSubAddress, assembler) { |
| __ movl(EAX, Address(ESP, 1 * kWordSize)); // left low. |
| __ movl(EDX, Address(ESP, 2 * kWordSize)); // left high. |
| __ subl(EAX, Address(ESP, 3 * kWordSize)); // low. |
| __ sbbl(EDX, Address(ESP, 4 * kWordSize)); // high. |
| // Result is in EAX/EDX. |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(LongSubAddress, entry) { |
| typedef int64_t (*LongSubAddressCode)(int64_t a, int64_t b); |
| int64_t a = 12; |
| int64_t b = 14; |
| int64_t res = reinterpret_cast<LongSubAddressCode>(entry)(a, b); |
| EXPECT_EQ((a - b), res); |
| a = 600000; |
| b = 2147483647; |
| res = reinterpret_cast<LongSubAddressCode>(entry)(a, b); |
| EXPECT_EQ((a - b), res); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(LongSubAddress2, assembler) { |
| // Preserve clobbered callee-saved register (EBX). |
| __ pushl(EBX); |
| __ movl(EAX, Address(ESP, 2 * kWordSize)); // left low. |
| __ movl(EDX, Address(ESP, 3 * kWordSize)); // left high. |
| __ movl(ECX, Address(ESP, 4 * kWordSize)); // right low. |
| __ movl(EBX, Address(ESP, 5 * kWordSize)); // right high |
| __ subl(ESP, Immediate(2 * kWordSize)); |
| __ movl(Address(ESP, 0 * kWordSize), EAX); // left low. |
| __ movl(Address(ESP, 1 * kWordSize), EDX); // left high. |
| __ subl(Address(ESP, 0 * kWordSize), ECX); |
| __ sbbl(Address(ESP, 1 * kWordSize), EBX); |
| __ movl(EAX, Address(ESP, 0 * kWordSize)); |
| __ movl(EDX, Address(ESP, 1 * kWordSize)); |
| __ addl(ESP, Immediate(2 * kWordSize)); |
| __ popl(EBX); |
| // Result is in EAX/EDX. |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(LongSubAddress2, entry) { |
| typedef int64_t (*LongSubAddress2Code)(int64_t a, int64_t b); |
| int64_t a = 12; |
| int64_t b = 14; |
| int64_t res = reinterpret_cast<LongSubAddress2Code>(entry)(a, b); |
| EXPECT_EQ((a - b), res); |
| a = 600000; |
| b = 2147483647; |
| res = reinterpret_cast<LongSubAddress2Code>(entry)(a, b); |
| EXPECT_EQ((a - b), res); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(LongAddAddress2, assembler) { |
| // Preserve clobbered callee-saved register (EBX). |
| __ pushl(EBX); |
| __ movl(EAX, Address(ESP, 2 * kWordSize)); // left low. |
| __ movl(EDX, Address(ESP, 3 * kWordSize)); // left high. |
| __ movl(ECX, Address(ESP, 4 * kWordSize)); // right low. |
| __ movl(EBX, Address(ESP, 5 * kWordSize)); // right high |
| __ subl(ESP, Immediate(2 * kWordSize)); |
| __ movl(Address(ESP, 0 * kWordSize), EAX); // left low. |
| __ movl(Address(ESP, 1 * kWordSize), EDX); // left high. |
| __ addl(Address(ESP, 0 * kWordSize), ECX); |
| __ adcl(Address(ESP, 1 * kWordSize), EBX); |
| __ movl(EAX, Address(ESP, 0 * kWordSize)); |
| __ movl(EDX, Address(ESP, 1 * kWordSize)); |
| __ addl(ESP, Immediate(2 * kWordSize)); |
| __ popl(EBX); |
| // Result is in EAX/EDX. |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(LongAddAddress2, entry) { |
| typedef int64_t (*LongAddAddress2Code)(int64_t a, int64_t b); |
| int64_t a = 12; |
| int64_t b = 14; |
| int64_t res = reinterpret_cast<LongAddAddress2Code>(entry)(a, b); |
| EXPECT_EQ((a + b), res); |
| a = 600000; |
| b = 2147483647; |
| res = reinterpret_cast<LongAddAddress2Code>(entry)(a, b); |
| EXPECT_EQ((a + b), res); |
| } |
| |
| |
| // Testing only the lower 64-bit value of 'cvtdq2pd'. |
| ASSEMBLER_TEST_GENERATE(IntegerToDoubleConversion, assembler) { |
| __ movsd(XMM1, Address(ESP, kWordSize)); |
| __ cvtdq2pd(XMM2, XMM1); |
| __ pushl(EAX); |
| __ pushl(EAX); |
| __ movsd(Address(ESP, 0), XMM2); |
| __ fldl(Address(ESP, 0)); |
| __ popl(EAX); |
| __ popl(EAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(IntegerToDoubleConversion, entry) { |
| typedef double (*IntegerToDoubleConversionCode)(int32_t); |
| const int32_t val = -12; |
| double res = reinterpret_cast<IntegerToDoubleConversionCode>(entry)(val); |
| EXPECT_FLOAT_EQ(static_cast<double>(val), res, 0.001); |
| } |
| |
| |
| // Implement with truncation. |
| ASSEMBLER_TEST_GENERATE(FPUStoreLong, assembler) { |
| __ fldl(Address(ESP, kWordSize)); |
| __ pushl(EAX); |
| __ pushl(EAX); |
| __ fnstcw(Address(ESP, 0)); |
| __ movzxw(EAX, Address(ESP, 0)); |
| __ orl(EAX, Immediate(0x0c00)); |
| __ movw(Address(ESP, kWordSize), EAX); |
| __ fldcw(Address(ESP, kWordSize)); |
| __ pushl(EAX); |
| __ pushl(EAX); |
| __ fistpl(Address(ESP, 0)); |
| __ popl(EAX); |
| __ popl(EDX); |
| __ fldcw(Address(ESP, 0)); |
| __ addl(ESP, Immediate(kWordSize * 2)); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(FPUStoreLong, entry) { |
| typedef int64_t (*FPUStoreLongCode)(double d); |
| double val = 12.2; |
| int64_t res = reinterpret_cast<FPUStoreLongCode>(entry)(val); |
| EXPECT_EQ(static_cast<int64_t>(val), res); |
| val = -12.2; |
| res = reinterpret_cast<FPUStoreLongCode>(entry)(val); |
| EXPECT_EQ(static_cast<int64_t>(val), res); |
| val = 12.8; |
| res = reinterpret_cast<FPUStoreLongCode>(entry)(val); |
| EXPECT_EQ(static_cast<int64_t>(val), res); |
| val = -12.8; |
| res = reinterpret_cast<FPUStoreLongCode>(entry)(val); |
| EXPECT_EQ(static_cast<int64_t>(val), res); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(XorpdZeroing, assembler) { |
| __ movsd(XMM0, Address(ESP, kWordSize)); |
| __ xorpd(XMM0, XMM0); |
| __ pushl(EAX); |
| __ pushl(EAX); |
| __ movsd(Address(ESP, 0), XMM0); |
| __ fldl(Address(ESP, 0)); |
| __ popl(EAX); |
| __ popl(EAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(XorpdZeroing, entry) { |
| typedef double (*XorpdZeroingCode)(double d); |
| double res = reinterpret_cast<XorpdZeroingCode>(entry)(12.56e3); |
| EXPECT_FLOAT_EQ(0.0, res, 0.0001); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(Pxor, assembler) { |
| __ movsd(XMM0, Address(ESP, kWordSize)); |
| __ pxor(XMM0, XMM0); |
| __ pushl(EAX); |
| __ pushl(EAX); |
| __ movsd(Address(ESP, 0), XMM0); |
| __ fldl(Address(ESP, 0)); |
| __ popl(EAX); |
| __ popl(EAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(Pxor, entry) { |
| typedef double (*PxorCode)(double d); |
| double res = reinterpret_cast<PxorCode>(entry)(12.3456e3); |
| EXPECT_FLOAT_EQ(0.0, res, 0.0); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(Orpd, assembler) { |
| __ movsd(XMM0, Address(ESP, kWordSize)); |
| __ xorpd(XMM1, XMM1); |
| __ DoubleNegate(XMM1); |
| __ orpd(XMM0, XMM1); |
| __ pushl(EAX); |
| __ pushl(EAX); |
| __ movsd(Address(ESP, 0), XMM0); |
| __ fldl(Address(ESP, 0)); |
| __ popl(EAX); |
| __ popl(EAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(Orpd, entry) { |
| typedef double (*OrpdCode)(double d); |
| double res = reinterpret_cast<OrpdCode>(entry)(12.56e3); |
| EXPECT_FLOAT_EQ(-12.56e3, res, 0.0); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(Pextrd0, assembler) { |
| if (CPUFeatures::sse4_1_supported()) { |
| __ movsd(XMM0, Address(ESP, kWordSize)); |
| __ pextrd(EAX, XMM0, Immediate(0)); |
| } |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(Pextrd0, entry) { |
| if (CPUFeatures::sse4_1_supported()) { |
| typedef int32_t (*PextrdCode0)(double d); |
| int32_t res = reinterpret_cast<PextrdCode0>(entry)(123456789); |
| EXPECT_EQ(0x54000000, res); |
| } |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(Pextrd1, assembler) { |
| if (CPUFeatures::sse4_1_supported()) { |
| __ movsd(XMM0, Address(ESP, kWordSize)); |
| __ pextrd(EAX, XMM0, Immediate(1)); |
| } |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(Pextrd1, entry) { |
| if (CPUFeatures::sse4_1_supported()) { |
| typedef int32_t (*PextrdCode1)(double d); |
| int32_t res = reinterpret_cast<PextrdCode1>(entry)(123456789); |
| EXPECT_EQ(0x419d6f34, res); |
| } |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(Pmovsxdq, assembler) { |
| if (CPUFeatures::sse4_1_supported()) { |
| __ movsd(XMM0, Address(ESP, kWordSize)); |
| __ pmovsxdq(XMM0, XMM0); |
| __ pextrd(EAX, XMM0, Immediate(1)); |
| } |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(Pmovsxdq, entry) { |
| if (CPUFeatures::sse4_1_supported()) { |
| typedef int32_t (*PmovsxdqCode)(double d); |
| int32_t res = reinterpret_cast<PmovsxdqCode>(entry)(123456789); |
| EXPECT_EQ(0, res); |
| } |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(Pcmpeqq, assembler) { |
| if (CPUFeatures::sse4_1_supported()) { |
| __ movsd(XMM0, Address(ESP, kWordSize)); |
| __ xorpd(XMM1, XMM1); |
| __ pcmpeqq(XMM0, XMM1); |
| __ movd(EAX, XMM0); |
| } |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(Pcmpeqq, entry) { |
| if (CPUFeatures::sse4_1_supported()) { |
| typedef int32_t (*PcmpeqqCode)(double d); |
| int32_t res = reinterpret_cast<PcmpeqqCode>(entry)(0); |
| EXPECT_EQ(-1, res); |
| } |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(AndPd, assembler) { |
| __ movsd(XMM0, Address(ESP, kWordSize)); |
| __ andpd(XMM0, XMM0); |
| __ pushl(EAX); |
| __ pushl(EAX); |
| __ movsd(Address(ESP, 0), XMM0); |
| __ fldl(Address(ESP, 0)); |
| __ popl(EAX); |
| __ popl(EAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(AndPd, entry) { |
| typedef double (*AndpdCode)(double d); |
| double res = reinterpret_cast<AndpdCode>(entry)(12.56e3); |
| EXPECT_FLOAT_EQ(12.56e3, res, 0.0); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(Movq, assembler) { |
| __ movq(XMM0, Address(ESP, kWordSize)); |
| __ subl(ESP, Immediate(kDoubleSize)); |
| __ movq(Address(ESP, 0), XMM0); |
| __ fldl(Address(ESP, 0)); |
| __ addl(ESP, Immediate(kDoubleSize)); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(Movq, entry) { |
| typedef double (*MovqCode)(double d); |
| double res = reinterpret_cast<MovqCode>(entry)(12.34e5); |
| EXPECT_FLOAT_EQ(12.34e5, res, 0.0); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(DoubleAbs, assembler) { |
| __ movsd(XMM0, Address(ESP, kWordSize)); |
| __ DoubleAbs(XMM0); |
| __ pushl(EAX); |
| __ pushl(EAX); |
| __ movsd(Address(ESP, 0), XMM0); |
| __ fldl(Address(ESP, 0)); |
| __ popl(EAX); |
| __ popl(EAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(DoubleAbs, entry) { |
| typedef double (*DoubleAbsCode)(double d); |
| double val = -12.45; |
| double res = reinterpret_cast<DoubleAbsCode>(entry)(val); |
| EXPECT_FLOAT_EQ(-val, res, 0.001); |
| val = 12.45; |
| res = reinterpret_cast<DoubleAbsCode>(entry)(val); |
| EXPECT_FLOAT_EQ(val, res, 0.001); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(ExtractSignBits, assembler) { |
| __ movsd(XMM0, Address(ESP, kWordSize)); |
| __ movmskpd(EAX, XMM0); |
| __ andl(EAX, Immediate(0x1)); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(ExtractSignBits, entry) { |
| typedef int (*ExtractSignBits)(double d); |
| int res = reinterpret_cast<ExtractSignBits>(entry)(1.0); |
| EXPECT_EQ(0, res); |
| res = reinterpret_cast<ExtractSignBits>(entry)(-1.0); |
| EXPECT_EQ(1, res); |
| res = reinterpret_cast<ExtractSignBits>(entry)(-0.0); |
| EXPECT_EQ(1, res); |
| } |
| |
| |
| // Return -1 if signed, 1 if not signed and 0 otherwise. |
| ASSEMBLER_TEST_GENERATE(ConditionalMovesSign, assembler) { |
| // Preserve clobbered callee-saved register (EBX). |
| __ pushl(EBX); |
| |
| __ movl(EDX, Address(ESP, 2 * kWordSize)); |
| __ xorl(EAX, EAX); |
| __ movl(EBX, Immediate(1)); |
| __ movl(ECX, Immediate(-1)); |
| __ testl(EDX, EDX); |
| __ cmovs(EAX, ECX); // return -1. |
| __ testl(EDX, EDX); |
| __ cmovns(EAX, EBX); // return 1. |
| |
| // Restore callee-saved register (EBX) and return. |
| __ popl(EBX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(ConditionalMovesSign, entry) { |
| typedef int (*ConditionalMovesSignCode)(int i); |
| int res = reinterpret_cast<ConditionalMovesSignCode>(entry)(785); |
| EXPECT_EQ(1, res); |
| res = reinterpret_cast<ConditionalMovesSignCode>(entry)(-12); |
| EXPECT_EQ(-1, res); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(TestLoadDoubleConstant, assembler) { |
| __ LoadDoubleConstant(XMM3, -12.34); |
| __ pushl(EAX); |
| __ pushl(EAX); |
| __ movsd(Address(ESP, 0), XMM3); |
| __ fldl(Address(ESP, 0)); |
| __ popl(EAX); |
| __ popl(EAX); |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(TestLoadDoubleConstant, entry) { |
| typedef double (*TestLoadDoubleConstantCode)(); |
| double res = reinterpret_cast<TestLoadDoubleConstantCode>(entry)(); |
| EXPECT_FLOAT_EQ(-12.34, res, 0.0001); |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(TestObjectCompare, assembler) { |
| ObjectStore* object_store = Isolate::Current()->object_store(); |
| const Object& obj = Object::ZoneHandle(object_store->smi_class()); |
| Label fail; |
| __ LoadObject(EAX, obj); |
| __ CompareObject(EAX, obj); |
| __ j(NOT_EQUAL, &fail); |
| __ LoadObject(ECX, obj); |
| __ CompareObject(ECX, obj); |
| __ j(NOT_EQUAL, &fail); |
| __ movl(EAX, Immediate(1)); // OK |
| __ ret(); |
| __ Bind(&fail); |
| __ movl(EAX, Immediate(0)); // Fail. |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(TestObjectCompare, entry) { |
| typedef bool (*TestObjectCompare)(); |
| bool res = reinterpret_cast<TestObjectCompare>(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); |
| __ movl(EAX, Immediate(assembler->CodeSize())); // Return code size. |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(TestNop, entry) { |
| typedef int (*TestNop)(); |
| int res = reinterpret_cast<TestNop>(entry)(); |
| EXPECT_EQ(36, res); // 36 nop bytes emitted. |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(TestAlign0, assembler) { |
| __ Align(4, 0); |
| __ movl(EAX, Immediate(assembler->CodeSize())); // Return code size. |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(TestAlign0, entry) { |
| typedef int (*TestAlign0)(); |
| int res = reinterpret_cast<TestAlign0>(entry)(); |
| EXPECT_EQ(0, res); // 0 bytes emitted. |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(TestAlign1, assembler) { |
| __ nop(1); |
| __ Align(4, 0); |
| __ movl(EAX, Immediate(assembler->CodeSize())); // Return code size. |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(TestAlign1, entry) { |
| typedef int (*TestAlign1)(); |
| int res = reinterpret_cast<TestAlign1>(entry)(); |
| EXPECT_EQ(4, res); // 4 bytes emitted. |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(TestAlign1Offset1, assembler) { |
| __ nop(1); |
| __ Align(4, 1); |
| __ movl(EAX, Immediate(assembler->CodeSize())); // Return code size. |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(TestAlign1Offset1, entry) { |
| typedef int (*TestAlign1Offset1)(); |
| int res = reinterpret_cast<TestAlign1Offset1>(entry)(); |
| EXPECT_EQ(3, res); // 3 bytes emitted. |
| } |
| |
| |
| ASSEMBLER_TEST_GENERATE(TestAlignLarge, assembler) { |
| __ nop(1); |
| __ Align(16, 0); |
| __ movl(EAX, Immediate(assembler->CodeSize())); // Return code size. |
| __ ret(); |
| } |
| |
| |
| ASSEMBLER_TEST_RUN(TestAlignLarge, entry) { |
| typedef int (*TestAlignLarge)(); |
| int res = reinterpret_cast<TestAlignLarge>(entry)(); |
| EXPECT_EQ(16, res); // 16 bytes emitted. |
| } |
| |
| |
| // Called from assembler_test.cc. |
| ASSEMBLER_TEST_GENERATE(StoreIntoObject, assembler) { |
| __ pushl(CTX); |
| __ movl(CTX, Address(ESP, 2 * kWordSize)); |
| __ movl(EAX, Address(ESP, 3 * kWordSize)); |
| __ movl(ECX, Address(ESP, 4 * kWordSize)); |
| __ pushl(EAX); |
| __ StoreIntoObject(ECX, |
| FieldAddress(ECX, GrowableObjectArray::data_offset()), |
| EAX); |
| __ popl(EAX); |
| __ popl(CTX); |
| __ ret(); |
| } |
| |
| |
| } // namespace dart |
| |
| #endif // defined TARGET_ARCH_IA32 |
