5c119485b4
BUG=v8:3872 LOG=n R=dcarney@chromium.org Review URL: https://codereview.chromium.org/900223006 Cr-Commit-Position: refs/heads/master@{#26478}
1143 lines
30 KiB
C++
1143 lines
30 KiB
C++
// Copyright 2011 the V8 project authors. All rights reserved.
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following
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// disclaimer in the documentation and/or other materials provided
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// with the distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#include <stdlib.h>
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#include "src/v8.h"
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#include "src/base/platform/platform.h"
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#include "src/disassembler.h"
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#include "src/factory.h"
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#include "src/macro-assembler.h"
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#include "src/ostreams.h"
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#include "src/serialize.h"
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#include "test/cctest/cctest.h"
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using namespace v8::internal;
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typedef int (*F0)();
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typedef int (*F1)(int x);
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typedef int (*F2)(int x, int y);
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#define __ assm.
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TEST(AssemblerIa320) {
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CcTest::InitializeVM();
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Isolate* isolate = reinterpret_cast<Isolate*>(CcTest::isolate());
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HandleScope scope(isolate);
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v8::internal::byte buffer[256];
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Assembler assm(isolate, buffer, sizeof buffer);
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__ mov(eax, Operand(esp, 4));
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__ add(eax, Operand(esp, 8));
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__ ret(0);
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CodeDesc desc;
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assm.GetCode(&desc);
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Handle<Code> code = isolate->factory()->NewCode(
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desc, Code::ComputeFlags(Code::STUB), Handle<Code>());
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#ifdef OBJECT_PRINT
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OFStream os(stdout);
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code->Print(os);
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#endif
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F2 f = FUNCTION_CAST<F2>(code->entry());
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int res = f(3, 4);
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::printf("f() = %d\n", res);
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CHECK_EQ(7, res);
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}
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TEST(AssemblerIa321) {
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CcTest::InitializeVM();
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Isolate* isolate = reinterpret_cast<Isolate*>(CcTest::isolate());
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HandleScope scope(isolate);
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v8::internal::byte buffer[256];
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Assembler assm(isolate, buffer, sizeof buffer);
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Label L, C;
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__ mov(edx, Operand(esp, 4));
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__ xor_(eax, eax); // clear eax
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__ jmp(&C);
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__ bind(&L);
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__ add(eax, edx);
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__ sub(edx, Immediate(1));
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__ bind(&C);
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__ test(edx, edx);
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__ j(not_zero, &L);
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__ ret(0);
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CodeDesc desc;
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assm.GetCode(&desc);
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Handle<Code> code = isolate->factory()->NewCode(
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desc, Code::ComputeFlags(Code::STUB), Handle<Code>());
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#ifdef OBJECT_PRINT
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OFStream os(stdout);
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code->Print(os);
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#endif
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F1 f = FUNCTION_CAST<F1>(code->entry());
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int res = f(100);
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::printf("f() = %d\n", res);
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CHECK_EQ(5050, res);
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}
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TEST(AssemblerIa322) {
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CcTest::InitializeVM();
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Isolate* isolate = reinterpret_cast<Isolate*>(CcTest::isolate());
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HandleScope scope(isolate);
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v8::internal::byte buffer[256];
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Assembler assm(isolate, buffer, sizeof buffer);
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Label L, C;
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__ mov(edx, Operand(esp, 4));
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__ mov(eax, 1);
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__ jmp(&C);
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__ bind(&L);
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__ imul(eax, edx);
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__ sub(edx, Immediate(1));
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__ bind(&C);
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__ test(edx, edx);
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__ j(not_zero, &L);
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__ ret(0);
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// some relocated stuff here, not executed
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__ mov(eax, isolate->factory()->true_value());
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__ jmp(NULL, RelocInfo::RUNTIME_ENTRY);
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CodeDesc desc;
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assm.GetCode(&desc);
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Handle<Code> code = isolate->factory()->NewCode(
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desc, Code::ComputeFlags(Code::STUB), Handle<Code>());
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#ifdef OBJECT_PRINT
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OFStream os(stdout);
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code->Print(os);
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#endif
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F1 f = FUNCTION_CAST<F1>(code->entry());
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int res = f(10);
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::printf("f() = %d\n", res);
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CHECK_EQ(3628800, res);
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}
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typedef int (*F3)(float x);
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TEST(AssemblerIa323) {
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CcTest::InitializeVM();
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Isolate* isolate = reinterpret_cast<Isolate*>(CcTest::isolate());
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HandleScope scope(isolate);
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v8::internal::byte buffer[256];
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Assembler assm(isolate, buffer, sizeof buffer);
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__ cvttss2si(eax, Operand(esp, 4));
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__ ret(0);
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CodeDesc desc;
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assm.GetCode(&desc);
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Handle<Code> code = isolate->factory()->NewCode(
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desc, Code::ComputeFlags(Code::STUB), Handle<Code>());
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#ifdef OBJECT_PRINT
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OFStream os(stdout);
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code->Print(os);
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#endif
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F3 f = FUNCTION_CAST<F3>(code->entry());
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int res = f(static_cast<float>(-3.1415));
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::printf("f() = %d\n", res);
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CHECK_EQ(-3, res);
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}
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typedef int (*F4)(double x);
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TEST(AssemblerIa324) {
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CcTest::InitializeVM();
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Isolate* isolate = reinterpret_cast<Isolate*>(CcTest::isolate());
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HandleScope scope(isolate);
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v8::internal::byte buffer[256];
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Assembler assm(isolate, buffer, sizeof buffer);
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__ cvttsd2si(eax, Operand(esp, 4));
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__ ret(0);
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CodeDesc desc;
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assm.GetCode(&desc);
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Handle<Code> code = isolate->factory()->NewCode(
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desc, Code::ComputeFlags(Code::STUB), Handle<Code>());
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#ifdef OBJECT_PRINT
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OFStream os(stdout);
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code->Print(os);
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#endif
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F4 f = FUNCTION_CAST<F4>(code->entry());
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int res = f(2.718281828);
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::printf("f() = %d\n", res);
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CHECK_EQ(2, res);
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}
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static int baz = 42;
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TEST(AssemblerIa325) {
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CcTest::InitializeVM();
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Isolate* isolate = reinterpret_cast<Isolate*>(CcTest::isolate());
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HandleScope scope(isolate);
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v8::internal::byte buffer[256];
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Assembler assm(isolate, buffer, sizeof buffer);
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__ mov(eax, Operand(reinterpret_cast<intptr_t>(&baz), RelocInfo::NONE32));
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__ ret(0);
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CodeDesc desc;
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assm.GetCode(&desc);
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Handle<Code> code = isolate->factory()->NewCode(
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desc, Code::ComputeFlags(Code::STUB), Handle<Code>());
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F0 f = FUNCTION_CAST<F0>(code->entry());
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int res = f();
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CHECK_EQ(42, res);
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}
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typedef double (*F5)(double x, double y);
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TEST(AssemblerIa326) {
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CcTest::InitializeVM();
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Isolate* isolate = reinterpret_cast<Isolate*>(CcTest::isolate());
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HandleScope scope(isolate);
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v8::internal::byte buffer[256];
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Assembler assm(isolate, buffer, sizeof buffer);
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__ movsd(xmm0, Operand(esp, 1 * kPointerSize));
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__ movsd(xmm1, Operand(esp, 3 * kPointerSize));
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__ addsd(xmm0, xmm1);
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__ mulsd(xmm0, xmm1);
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__ subsd(xmm0, xmm1);
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__ divsd(xmm0, xmm1);
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// Copy xmm0 to st(0) using eight bytes of stack.
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__ sub(esp, Immediate(8));
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__ movsd(Operand(esp, 0), xmm0);
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__ fld_d(Operand(esp, 0));
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__ add(esp, Immediate(8));
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__ ret(0);
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CodeDesc desc;
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assm.GetCode(&desc);
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Handle<Code> code = isolate->factory()->NewCode(
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desc, Code::ComputeFlags(Code::STUB), Handle<Code>());
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#ifdef OBJECT_PRINT
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OFStream os(stdout);
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code->Print(os);
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#endif
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F5 f = FUNCTION_CAST<F5>(code->entry());
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double res = f(2.2, 1.1);
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::printf("f() = %f\n", res);
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CHECK(2.29 < res && res < 2.31);
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}
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typedef double (*F6)(int x);
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TEST(AssemblerIa328) {
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CcTest::InitializeVM();
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Isolate* isolate = reinterpret_cast<Isolate*>(CcTest::isolate());
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HandleScope scope(isolate);
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v8::internal::byte buffer[256];
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Assembler assm(isolate, buffer, sizeof buffer);
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__ mov(eax, Operand(esp, 4));
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__ cvtsi2sd(xmm0, eax);
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// Copy xmm0 to st(0) using eight bytes of stack.
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__ sub(esp, Immediate(8));
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__ movsd(Operand(esp, 0), xmm0);
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__ fld_d(Operand(esp, 0));
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__ add(esp, Immediate(8));
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__ ret(0);
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CodeDesc desc;
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assm.GetCode(&desc);
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Handle<Code> code = isolate->factory()->NewCode(
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desc, Code::ComputeFlags(Code::STUB), Handle<Code>());
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#ifdef OBJECT_PRINT
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OFStream os(stdout);
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code->Print(os);
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#endif
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F6 f = FUNCTION_CAST<F6>(code->entry());
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double res = f(12);
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::printf("f() = %f\n", res);
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CHECK(11.99 < res && res < 12.001);
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}
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typedef int (*F7)(double x, double y);
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TEST(AssemblerIa329) {
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CcTest::InitializeVM();
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Isolate* isolate = reinterpret_cast<Isolate*>(CcTest::isolate());
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HandleScope scope(isolate);
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v8::internal::byte buffer[256];
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MacroAssembler assm(isolate, buffer, sizeof buffer);
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enum { kEqual = 0, kGreater = 1, kLess = 2, kNaN = 3, kUndefined = 4 };
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Label equal_l, less_l, greater_l, nan_l;
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__ fld_d(Operand(esp, 3 * kPointerSize));
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__ fld_d(Operand(esp, 1 * kPointerSize));
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__ FCmp();
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__ j(parity_even, &nan_l);
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__ j(equal, &equal_l);
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__ j(below, &less_l);
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__ j(above, &greater_l);
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__ mov(eax, kUndefined);
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__ ret(0);
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__ bind(&equal_l);
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__ mov(eax, kEqual);
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__ ret(0);
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__ bind(&greater_l);
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__ mov(eax, kGreater);
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__ ret(0);
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__ bind(&less_l);
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__ mov(eax, kLess);
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__ ret(0);
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__ bind(&nan_l);
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__ mov(eax, kNaN);
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__ ret(0);
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CodeDesc desc;
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assm.GetCode(&desc);
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Handle<Code> code = isolate->factory()->NewCode(
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desc, Code::ComputeFlags(Code::STUB), Handle<Code>());
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#ifdef OBJECT_PRINT
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OFStream os(stdout);
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code->Print(os);
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#endif
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F7 f = FUNCTION_CAST<F7>(code->entry());
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CHECK_EQ(kLess, f(1.1, 2.2));
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CHECK_EQ(kEqual, f(2.2, 2.2));
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CHECK_EQ(kGreater, f(3.3, 2.2));
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CHECK_EQ(kNaN, f(std::numeric_limits<double>::quiet_NaN(), 1.1));
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}
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TEST(AssemblerIa3210) {
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// Test chaining of label usages within instructions (issue 1644).
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CcTest::InitializeVM();
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Isolate* isolate = reinterpret_cast<Isolate*>(CcTest::isolate());
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HandleScope scope(isolate);
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Assembler assm(isolate, NULL, 0);
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Label target;
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__ j(equal, &target);
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__ j(not_equal, &target);
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__ bind(&target);
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__ nop();
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}
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TEST(AssemblerMultiByteNop) {
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CcTest::InitializeVM();
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Isolate* isolate = reinterpret_cast<Isolate*>(CcTest::isolate());
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HandleScope scope(isolate);
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v8::internal::byte buffer[1024];
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Assembler assm(isolate, buffer, sizeof(buffer));
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__ push(ebx);
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__ push(ecx);
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__ push(edx);
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__ push(edi);
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__ push(esi);
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__ mov(eax, 1);
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__ mov(ebx, 2);
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__ mov(ecx, 3);
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__ mov(edx, 4);
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__ mov(edi, 5);
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__ mov(esi, 6);
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for (int i = 0; i < 16; i++) {
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int before = assm.pc_offset();
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__ Nop(i);
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CHECK_EQ(assm.pc_offset() - before, i);
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}
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Label fail;
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__ cmp(eax, 1);
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__ j(not_equal, &fail);
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__ cmp(ebx, 2);
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__ j(not_equal, &fail);
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__ cmp(ecx, 3);
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__ j(not_equal, &fail);
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__ cmp(edx, 4);
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__ j(not_equal, &fail);
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__ cmp(edi, 5);
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__ j(not_equal, &fail);
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__ cmp(esi, 6);
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__ j(not_equal, &fail);
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__ mov(eax, 42);
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__ pop(esi);
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__ pop(edi);
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__ pop(edx);
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__ pop(ecx);
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__ pop(ebx);
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__ ret(0);
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__ bind(&fail);
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__ mov(eax, 13);
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__ pop(esi);
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__ pop(edi);
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__ pop(edx);
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__ pop(ecx);
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__ pop(ebx);
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__ ret(0);
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CodeDesc desc;
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assm.GetCode(&desc);
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Handle<Code> code = isolate->factory()->NewCode(
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desc, Code::ComputeFlags(Code::STUB), Handle<Code>());
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CHECK(code->IsCode());
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F0 f = FUNCTION_CAST<F0>(code->entry());
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int res = f();
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CHECK_EQ(42, res);
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}
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#ifdef __GNUC__
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#define ELEMENT_COUNT 4u
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void DoSSE2(const v8::FunctionCallbackInfo<v8::Value>& args) {
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Isolate* isolate = reinterpret_cast<Isolate*>(CcTest::isolate());
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HandleScope scope(isolate);
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CHECK(args[0]->IsArray());
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v8::Local<v8::Array> vec = v8::Local<v8::Array>::Cast(args[0]);
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CHECK_EQ(ELEMENT_COUNT, vec->Length());
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v8::internal::byte buffer[256];
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Assembler assm(isolate, buffer, sizeof buffer);
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// Remove return address from the stack for fix stack frame alignment.
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__ pop(ecx);
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// Store input vector on the stack.
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for (unsigned i = 0; i < ELEMENT_COUNT; ++i) {
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__ push(Immediate(vec->Get(i)->Int32Value()));
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}
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// Read vector into a xmm register.
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__ pxor(xmm0, xmm0);
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__ movdqa(xmm0, Operand(esp, 0));
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// Create mask and store it in the return register.
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__ movmskps(eax, xmm0);
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// Remove unused data from the stack.
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__ add(esp, Immediate(ELEMENT_COUNT * sizeof(int32_t)));
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// Restore return address.
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__ push(ecx);
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__ ret(0);
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CodeDesc desc;
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assm.GetCode(&desc);
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Handle<Code> code = isolate->factory()->NewCode(
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desc, Code::ComputeFlags(Code::STUB), Handle<Code>());
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F0 f = FUNCTION_CAST<F0>(code->entry());
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int res = f();
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args.GetReturnValue().Set(v8::Integer::New(CcTest::isolate(), res));
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}
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TEST(StackAlignmentForSSE2) {
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CcTest::InitializeVM();
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CHECK_EQ(0, v8::base::OS::ActivationFrameAlignment() % 16);
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v8::Isolate* isolate = CcTest::isolate();
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v8::HandleScope handle_scope(isolate);
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v8::Handle<v8::ObjectTemplate> global_template =
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v8::ObjectTemplate::New(isolate);
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global_template->Set(v8_str("do_sse2"),
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v8::FunctionTemplate::New(isolate, DoSSE2));
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LocalContext env(NULL, global_template);
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CompileRun(
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"function foo(vec) {"
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" return do_sse2(vec);"
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"}");
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v8::Local<v8::Object> global_object = env->Global();
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v8::Local<v8::Function> foo =
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v8::Local<v8::Function>::Cast(global_object->Get(v8_str("foo")));
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int32_t vec[ELEMENT_COUNT] = { -1, 1, 1, 1 };
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v8::Local<v8::Array> v8_vec = v8::Array::New(isolate, ELEMENT_COUNT);
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for (unsigned i = 0; i < ELEMENT_COUNT; i++) {
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v8_vec->Set(i, v8_num(vec[i]));
|
|
}
|
|
|
|
v8::Local<v8::Value> args[] = { v8_vec };
|
|
v8::Local<v8::Value> result = foo->Call(global_object, 1, args);
|
|
|
|
// The mask should be 0b1000.
|
|
CHECK_EQ(8, result->Int32Value());
|
|
}
|
|
|
|
#undef ELEMENT_COUNT
|
|
#endif // __GNUC__
|
|
|
|
|
|
TEST(AssemblerIa32Extractps) {
|
|
CcTest::InitializeVM();
|
|
if (!CpuFeatures::IsSupported(SSE4_1)) return;
|
|
|
|
Isolate* isolate = reinterpret_cast<Isolate*>(CcTest::isolate());
|
|
HandleScope scope(isolate);
|
|
v8::internal::byte buffer[256];
|
|
MacroAssembler assm(isolate, buffer, sizeof buffer);
|
|
{ CpuFeatureScope fscope41(&assm, SSE4_1);
|
|
__ movsd(xmm1, Operand(esp, 4));
|
|
__ extractps(eax, xmm1, 0x1);
|
|
__ ret(0);
|
|
}
|
|
|
|
CodeDesc desc;
|
|
assm.GetCode(&desc);
|
|
Handle<Code> code = isolate->factory()->NewCode(
|
|
desc, Code::ComputeFlags(Code::STUB), Handle<Code>());
|
|
#ifdef OBJECT_PRINT
|
|
OFStream os(stdout);
|
|
code->Print(os);
|
|
#endif
|
|
|
|
F4 f = FUNCTION_CAST<F4>(code->entry());
|
|
uint64_t value1 = V8_2PART_UINT64_C(0x12345678, 87654321);
|
|
CHECK_EQ(0x12345678, f(uint64_to_double(value1)));
|
|
uint64_t value2 = V8_2PART_UINT64_C(0x87654321, 12345678);
|
|
CHECK_EQ(static_cast<int>(0x87654321), f(uint64_to_double(value2)));
|
|
}
|
|
|
|
|
|
typedef int (*F8)(float x, float y);
|
|
TEST(AssemblerIa32SSE) {
|
|
CcTest::InitializeVM();
|
|
|
|
Isolate* isolate = reinterpret_cast<Isolate*>(CcTest::isolate());
|
|
HandleScope scope(isolate);
|
|
v8::internal::byte buffer[256];
|
|
MacroAssembler assm(isolate, buffer, sizeof buffer);
|
|
{
|
|
__ movss(xmm0, Operand(esp, kPointerSize));
|
|
__ movss(xmm1, Operand(esp, 2 * kPointerSize));
|
|
__ shufps(xmm0, xmm0, 0x0);
|
|
__ shufps(xmm1, xmm1, 0x0);
|
|
__ movaps(xmm2, xmm1);
|
|
__ addps(xmm2, xmm0);
|
|
__ mulps(xmm2, xmm1);
|
|
__ subps(xmm2, xmm0);
|
|
__ divps(xmm2, xmm1);
|
|
__ cvttss2si(eax, xmm2);
|
|
__ ret(0);
|
|
}
|
|
|
|
CodeDesc desc;
|
|
assm.GetCode(&desc);
|
|
Handle<Code> code = isolate->factory()->NewCode(
|
|
desc, Code::ComputeFlags(Code::STUB), Handle<Code>());
|
|
#ifdef OBJECT_PRINT
|
|
OFStream os(stdout);
|
|
code->Print(os);
|
|
#endif
|
|
|
|
F8 f = FUNCTION_CAST<F8>(code->entry());
|
|
CHECK_EQ(2, f(1.0, 2.0));
|
|
}
|
|
|
|
|
|
typedef int (*F9)(double x, double y, double z);
|
|
TEST(AssemblerX64FMA_sd) {
|
|
CcTest::InitializeVM();
|
|
if (!CpuFeatures::IsSupported(FMA3)) return;
|
|
|
|
Isolate* isolate = reinterpret_cast<Isolate*>(CcTest::isolate());
|
|
HandleScope scope(isolate);
|
|
v8::internal::byte buffer[1024];
|
|
MacroAssembler assm(isolate, buffer, sizeof buffer);
|
|
{
|
|
CpuFeatureScope fscope(&assm, FMA3);
|
|
Label exit;
|
|
__ movsd(xmm0, Operand(esp, 1 * kPointerSize));
|
|
__ movsd(xmm1, Operand(esp, 3 * kPointerSize));
|
|
__ movsd(xmm2, Operand(esp, 5 * kPointerSize));
|
|
// argument in xmm0, xmm1 and xmm2
|
|
// xmm0 * xmm1 + xmm2
|
|
__ movaps(xmm3, xmm0);
|
|
__ mulsd(xmm3, xmm1);
|
|
__ addsd(xmm3, xmm2); // Expected result in xmm3
|
|
|
|
__ sub(esp, Immediate(kDoubleSize)); // For memory operand
|
|
// vfmadd132sd
|
|
__ mov(eax, Immediate(1)); // Test number
|
|
__ movaps(xmm4, xmm0);
|
|
__ vfmadd132sd(xmm4, xmm2, xmm1);
|
|
__ ucomisd(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
// vfmadd213sd
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm1);
|
|
__ vfmadd213sd(xmm4, xmm0, xmm2);
|
|
__ ucomisd(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
// vfmadd231sd
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm2);
|
|
__ vfmadd231sd(xmm4, xmm0, xmm1);
|
|
__ ucomisd(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
|
|
// vfmadd132sd
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm0);
|
|
__ movsd(Operand(esp, 0), xmm1);
|
|
__ vfmadd132sd(xmm4, xmm2, Operand(esp, 0));
|
|
__ ucomisd(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
// vfmadd213sd
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm1);
|
|
__ movsd(Operand(esp, 0), xmm2);
|
|
__ vfmadd213sd(xmm4, xmm0, Operand(esp, 0));
|
|
__ ucomisd(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
// vfmadd231sd
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm2);
|
|
__ movsd(Operand(esp, 0), xmm1);
|
|
__ vfmadd231sd(xmm4, xmm0, Operand(esp, 0));
|
|
__ ucomisd(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
|
|
// xmm0 * xmm1 - xmm2
|
|
__ movaps(xmm3, xmm0);
|
|
__ mulsd(xmm3, xmm1);
|
|
__ subsd(xmm3, xmm2); // Expected result in xmm3
|
|
|
|
// vfmsub132sd
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm0);
|
|
__ vfmsub132sd(xmm4, xmm2, xmm1);
|
|
__ ucomisd(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
// vfmadd213sd
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm1);
|
|
__ vfmsub213sd(xmm4, xmm0, xmm2);
|
|
__ ucomisd(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
// vfmsub231sd
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm2);
|
|
__ vfmsub231sd(xmm4, xmm0, xmm1);
|
|
__ ucomisd(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
|
|
// vfmsub132sd
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm0);
|
|
__ movsd(Operand(esp, 0), xmm1);
|
|
__ vfmsub132sd(xmm4, xmm2, Operand(esp, 0));
|
|
__ ucomisd(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
// vfmsub213sd
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm1);
|
|
__ movsd(Operand(esp, 0), xmm2);
|
|
__ vfmsub213sd(xmm4, xmm0, Operand(esp, 0));
|
|
__ ucomisd(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
// vfmsub231sd
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm2);
|
|
__ movsd(Operand(esp, 0), xmm1);
|
|
__ vfmsub231sd(xmm4, xmm0, Operand(esp, 0));
|
|
__ ucomisd(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
|
|
|
|
// - xmm0 * xmm1 + xmm2
|
|
__ movaps(xmm3, xmm0);
|
|
__ mulsd(xmm3, xmm1);
|
|
__ Move(xmm4, (uint64_t)1 << 63);
|
|
__ xorpd(xmm3, xmm4);
|
|
__ addsd(xmm3, xmm2); // Expected result in xmm3
|
|
|
|
// vfnmadd132sd
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm0);
|
|
__ vfnmadd132sd(xmm4, xmm2, xmm1);
|
|
__ ucomisd(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
// vfmadd213sd
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm1);
|
|
__ vfnmadd213sd(xmm4, xmm0, xmm2);
|
|
__ ucomisd(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
// vfnmadd231sd
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm2);
|
|
__ vfnmadd231sd(xmm4, xmm0, xmm1);
|
|
__ ucomisd(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
|
|
// vfnmadd132sd
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm0);
|
|
__ movsd(Operand(esp, 0), xmm1);
|
|
__ vfnmadd132sd(xmm4, xmm2, Operand(esp, 0));
|
|
__ ucomisd(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
// vfnmadd213sd
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm1);
|
|
__ movsd(Operand(esp, 0), xmm2);
|
|
__ vfnmadd213sd(xmm4, xmm0, Operand(esp, 0));
|
|
__ ucomisd(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
// vfnmadd231sd
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm2);
|
|
__ movsd(Operand(esp, 0), xmm1);
|
|
__ vfnmadd231sd(xmm4, xmm0, Operand(esp, 0));
|
|
__ ucomisd(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
|
|
|
|
// - xmm0 * xmm1 - xmm2
|
|
__ movaps(xmm3, xmm0);
|
|
__ mulsd(xmm3, xmm1);
|
|
__ Move(xmm4, (uint64_t)1 << 63);
|
|
__ xorpd(xmm3, xmm4);
|
|
__ subsd(xmm3, xmm2); // Expected result in xmm3
|
|
|
|
// vfnmsub132sd
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm0);
|
|
__ vfnmsub132sd(xmm4, xmm2, xmm1);
|
|
__ ucomisd(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
// vfmsub213sd
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm1);
|
|
__ vfnmsub213sd(xmm4, xmm0, xmm2);
|
|
__ ucomisd(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
// vfnmsub231sd
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm2);
|
|
__ vfnmsub231sd(xmm4, xmm0, xmm1);
|
|
__ ucomisd(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
|
|
// vfnmsub132sd
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm0);
|
|
__ movsd(Operand(esp, 0), xmm1);
|
|
__ vfnmsub132sd(xmm4, xmm2, Operand(esp, 0));
|
|
__ ucomisd(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
// vfnmsub213sd
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm1);
|
|
__ movsd(Operand(esp, 0), xmm2);
|
|
__ vfnmsub213sd(xmm4, xmm0, Operand(esp, 0));
|
|
__ ucomisd(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
// vfnmsub231sd
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm2);
|
|
__ movsd(Operand(esp, 0), xmm1);
|
|
__ vfnmsub231sd(xmm4, xmm0, Operand(esp, 0));
|
|
__ ucomisd(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
|
|
|
|
__ xor_(eax, eax);
|
|
__ bind(&exit);
|
|
__ add(esp, Immediate(kDoubleSize));
|
|
__ ret(0);
|
|
}
|
|
|
|
CodeDesc desc;
|
|
assm.GetCode(&desc);
|
|
Handle<Code> code = isolate->factory()->NewCode(
|
|
desc, Code::ComputeFlags(Code::STUB), Handle<Code>());
|
|
#ifdef OBJECT_PRINT
|
|
OFStream os(stdout);
|
|
code->Print(os);
|
|
#endif
|
|
|
|
F9 f = FUNCTION_CAST<F9>(code->entry());
|
|
CHECK_EQ(0, f(0.000092662107262076, -2.460774966188315, -1.0958787393627414));
|
|
}
|
|
|
|
|
|
typedef int (*F10)(float x, float y, float z);
|
|
TEST(AssemblerX64FMA_ss) {
|
|
CcTest::InitializeVM();
|
|
if (!CpuFeatures::IsSupported(FMA3)) return;
|
|
|
|
Isolate* isolate = reinterpret_cast<Isolate*>(CcTest::isolate());
|
|
HandleScope scope(isolate);
|
|
v8::internal::byte buffer[1024];
|
|
MacroAssembler assm(isolate, buffer, sizeof buffer);
|
|
{
|
|
CpuFeatureScope fscope(&assm, FMA3);
|
|
Label exit;
|
|
__ movss(xmm0, Operand(esp, 1 * kPointerSize));
|
|
__ movss(xmm1, Operand(esp, 2 * kPointerSize));
|
|
__ movss(xmm2, Operand(esp, 3 * kPointerSize));
|
|
// arguments in xmm0, xmm1 and xmm2
|
|
// xmm0 * xmm1 + xmm2
|
|
__ movaps(xmm3, xmm0);
|
|
__ mulss(xmm3, xmm1);
|
|
__ addss(xmm3, xmm2); // Expected result in xmm3
|
|
|
|
__ sub(esp, Immediate(kDoubleSize)); // For memory operand
|
|
// vfmadd132ss
|
|
__ mov(eax, Immediate(1)); // Test number
|
|
__ movaps(xmm4, xmm0);
|
|
__ vfmadd132ss(xmm4, xmm2, xmm1);
|
|
__ ucomiss(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
// vfmadd213ss
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm1);
|
|
__ vfmadd213ss(xmm4, xmm0, xmm2);
|
|
__ ucomiss(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
// vfmadd231ss
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm2);
|
|
__ vfmadd231ss(xmm4, xmm0, xmm1);
|
|
__ ucomiss(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
|
|
// vfmadd132ss
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm0);
|
|
__ movss(Operand(esp, 0), xmm1);
|
|
__ vfmadd132ss(xmm4, xmm2, Operand(esp, 0));
|
|
__ ucomiss(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
// vfmadd213ss
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm1);
|
|
__ movss(Operand(esp, 0), xmm2);
|
|
__ vfmadd213ss(xmm4, xmm0, Operand(esp, 0));
|
|
__ ucomiss(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
// vfmadd231ss
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm2);
|
|
__ movss(Operand(esp, 0), xmm1);
|
|
__ vfmadd231ss(xmm4, xmm0, Operand(esp, 0));
|
|
__ ucomiss(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
|
|
// xmm0 * xmm1 - xmm2
|
|
__ movaps(xmm3, xmm0);
|
|
__ mulss(xmm3, xmm1);
|
|
__ subss(xmm3, xmm2); // Expected result in xmm3
|
|
|
|
// vfmsub132ss
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm0);
|
|
__ vfmsub132ss(xmm4, xmm2, xmm1);
|
|
__ ucomiss(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
// vfmadd213ss
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm1);
|
|
__ vfmsub213ss(xmm4, xmm0, xmm2);
|
|
__ ucomiss(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
// vfmsub231ss
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm2);
|
|
__ vfmsub231ss(xmm4, xmm0, xmm1);
|
|
__ ucomiss(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
|
|
// vfmsub132ss
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm0);
|
|
__ movss(Operand(esp, 0), xmm1);
|
|
__ vfmsub132ss(xmm4, xmm2, Operand(esp, 0));
|
|
__ ucomiss(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
// vfmsub213ss
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm1);
|
|
__ movss(Operand(esp, 0), xmm2);
|
|
__ vfmsub213ss(xmm4, xmm0, Operand(esp, 0));
|
|
__ ucomiss(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
// vfmsub231ss
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm2);
|
|
__ movss(Operand(esp, 0), xmm1);
|
|
__ vfmsub231ss(xmm4, xmm0, Operand(esp, 0));
|
|
__ ucomiss(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
|
|
|
|
// - xmm0 * xmm1 + xmm2
|
|
__ movaps(xmm3, xmm0);
|
|
__ mulss(xmm3, xmm1);
|
|
__ Move(xmm4, (uint32_t)1 << 31);
|
|
__ xorps(xmm3, xmm4);
|
|
__ addss(xmm3, xmm2); // Expected result in xmm3
|
|
|
|
// vfnmadd132ss
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm0);
|
|
__ vfnmadd132ss(xmm4, xmm2, xmm1);
|
|
__ ucomiss(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
// vfmadd213ss
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm1);
|
|
__ vfnmadd213ss(xmm4, xmm0, xmm2);
|
|
__ ucomiss(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
// vfnmadd231ss
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm2);
|
|
__ vfnmadd231ss(xmm4, xmm0, xmm1);
|
|
__ ucomiss(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
|
|
// vfnmadd132ss
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm0);
|
|
__ movss(Operand(esp, 0), xmm1);
|
|
__ vfnmadd132ss(xmm4, xmm2, Operand(esp, 0));
|
|
__ ucomiss(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
// vfnmadd213ss
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm1);
|
|
__ movss(Operand(esp, 0), xmm2);
|
|
__ vfnmadd213ss(xmm4, xmm0, Operand(esp, 0));
|
|
__ ucomiss(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
// vfnmadd231ss
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm2);
|
|
__ movss(Operand(esp, 0), xmm1);
|
|
__ vfnmadd231ss(xmm4, xmm0, Operand(esp, 0));
|
|
__ ucomiss(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
|
|
|
|
// - xmm0 * xmm1 - xmm2
|
|
__ movaps(xmm3, xmm0);
|
|
__ mulss(xmm3, xmm1);
|
|
__ Move(xmm4, (uint32_t)1 << 31);
|
|
__ xorps(xmm3, xmm4);
|
|
__ subss(xmm3, xmm2); // Expected result in xmm3
|
|
|
|
// vfnmsub132ss
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm0);
|
|
__ vfnmsub132ss(xmm4, xmm2, xmm1);
|
|
__ ucomiss(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
// vfmsub213ss
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm1);
|
|
__ vfnmsub213ss(xmm4, xmm0, xmm2);
|
|
__ ucomiss(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
// vfnmsub231ss
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm2);
|
|
__ vfnmsub231ss(xmm4, xmm0, xmm1);
|
|
__ ucomiss(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
|
|
// vfnmsub132ss
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm0);
|
|
__ movss(Operand(esp, 0), xmm1);
|
|
__ vfnmsub132ss(xmm4, xmm2, Operand(esp, 0));
|
|
__ ucomiss(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
// vfnmsub213ss
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm1);
|
|
__ movss(Operand(esp, 0), xmm2);
|
|
__ vfnmsub213ss(xmm4, xmm0, Operand(esp, 0));
|
|
__ ucomiss(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
// vfnmsub231ss
|
|
__ inc(eax);
|
|
__ movaps(xmm4, xmm2);
|
|
__ movss(Operand(esp, 0), xmm1);
|
|
__ vfnmsub231ss(xmm4, xmm0, Operand(esp, 0));
|
|
__ ucomiss(xmm4, xmm3);
|
|
__ j(not_equal, &exit);
|
|
|
|
|
|
__ xor_(eax, eax);
|
|
__ bind(&exit);
|
|
__ add(esp, Immediate(kDoubleSize));
|
|
__ ret(0);
|
|
}
|
|
|
|
CodeDesc desc;
|
|
assm.GetCode(&desc);
|
|
Handle<Code> code = isolate->factory()->NewCode(
|
|
desc, Code::ComputeFlags(Code::STUB), Handle<Code>());
|
|
#ifdef OBJECT_PRINT
|
|
OFStream os(stdout);
|
|
code->Print(os);
|
|
#endif
|
|
|
|
F10 f = FUNCTION_CAST<F10>(code->entry());
|
|
CHECK_EQ(0, f(9.26621069e-05f, -2.4607749f, -1.09587872f));
|
|
}
|
|
|
|
|
|
TEST(AssemblerIa32JumpTables1) {
|
|
// Test jump tables with forward jumps.
|
|
CcTest::InitializeVM();
|
|
Isolate* isolate = reinterpret_cast<Isolate*>(CcTest::isolate());
|
|
HandleScope scope(isolate);
|
|
Assembler assm(isolate, nullptr, 0);
|
|
|
|
const int kNumCases = 512;
|
|
int values[kNumCases];
|
|
isolate->random_number_generator()->NextBytes(values, sizeof(values));
|
|
Label labels[kNumCases];
|
|
|
|
Label done, table;
|
|
__ mov(eax, Operand(esp, 4));
|
|
__ jmp(Operand::JumpTable(eax, times_4, &table));
|
|
__ ud2();
|
|
__ bind(&table);
|
|
for (int i = 0; i < kNumCases; ++i) {
|
|
__ dd(&labels[i]);
|
|
}
|
|
|
|
for (int i = 0; i < kNumCases; ++i) {
|
|
__ bind(&labels[i]);
|
|
__ mov(eax, Immediate(values[i]));
|
|
__ jmp(&done);
|
|
}
|
|
|
|
__ bind(&done);
|
|
__ ret(0);
|
|
|
|
CodeDesc desc;
|
|
assm.GetCode(&desc);
|
|
Handle<Code> code = isolate->factory()->NewCode(
|
|
desc, Code::ComputeFlags(Code::STUB), Handle<Code>());
|
|
#ifdef OBJECT_PRINT
|
|
OFStream os(stdout);
|
|
code->Print(os);
|
|
#endif
|
|
F1 f = FUNCTION_CAST<F1>(code->entry());
|
|
for (int i = 0; i < kNumCases; ++i) {
|
|
int res = f(i);
|
|
::printf("f(%d) = %d\n", i, res);
|
|
CHECK_EQ(values[i], res);
|
|
}
|
|
}
|
|
|
|
|
|
TEST(AssemblerIa32JumpTables2) {
|
|
// Test jump tables with backward jumps.
|
|
CcTest::InitializeVM();
|
|
Isolate* isolate = reinterpret_cast<Isolate*>(CcTest::isolate());
|
|
HandleScope scope(isolate);
|
|
Assembler assm(isolate, nullptr, 0);
|
|
|
|
const int kNumCases = 512;
|
|
int values[kNumCases];
|
|
isolate->random_number_generator()->NextBytes(values, sizeof(values));
|
|
Label labels[kNumCases];
|
|
|
|
Label done, table;
|
|
__ mov(eax, Operand(esp, 4));
|
|
__ jmp(Operand::JumpTable(eax, times_4, &table));
|
|
__ ud2();
|
|
|
|
for (int i = 0; i < kNumCases; ++i) {
|
|
__ bind(&labels[i]);
|
|
__ mov(eax, Immediate(values[i]));
|
|
__ jmp(&done);
|
|
}
|
|
|
|
__ bind(&table);
|
|
for (int i = 0; i < kNumCases; ++i) {
|
|
__ dd(&labels[i]);
|
|
}
|
|
|
|
__ bind(&done);
|
|
__ ret(0);
|
|
|
|
CodeDesc desc;
|
|
assm.GetCode(&desc);
|
|
Handle<Code> code = isolate->factory()->NewCode(
|
|
desc, Code::ComputeFlags(Code::STUB), Handle<Code>());
|
|
#ifdef OBJECT_PRINT
|
|
OFStream os(stdout);
|
|
code->Print(os);
|
|
#endif
|
|
F1 f = FUNCTION_CAST<F1>(code->entry());
|
|
for (int i = 0; i < kNumCases; ++i) {
|
|
int res = f(i);
|
|
::printf("f(%d) = %d\n", i, res);
|
|
CHECK_EQ(values[i], res);
|
|
}
|
|
}
|
|
|
|
#undef __
|