fc8922e448
The x64 side is included in https://chromium-review.googlesource.com/c/444226/ BUG=v8:5294 Change-Id: Ie255604c5e38c72e3c2b76e1ca3557a5fde108ee Reviewed-on: https://chromium-review.googlesource.com/446394 Reviewed-by: Michael Starzinger <mstarzinger@chromium.org> Reviewed-by: Benedikt Meurer <bmeurer@chromium.org> Reviewed-by: Yang Guo <yangguo@chromium.org> Commit-Queue: Marja Hölttä <marja@chromium.org> Cr-Commit-Position: refs/heads/master@{#43481}
492 lines
16 KiB
C++
492 lines
16 KiB
C++
// Copyright 2013 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/arm/simulator-arm.h"
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#include "src/assembler-inl.h"
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#include "src/macro-assembler.h"
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#include "src/objects-inl.h"
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#include "src/v8.h"
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#include "test/cctest/cctest.h"
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using namespace v8::internal;
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typedef void* (*F)(int x, int y, int p2, int p3, int p4);
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#define __ masm->
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typedef Object* (*F3)(void* p0, int p1, int p2, int p3, int p4);
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typedef int (*F5)(void*, void*, void*, void*, void*);
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TEST(LoadAndStoreWithRepresentation) {
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// Allocate an executable page of memory.
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size_t actual_size;
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byte* buffer = static_cast<byte*>(v8::base::OS::Allocate(
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Assembler::kMinimalBufferSize, &actual_size, true));
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CHECK(buffer);
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Isolate* isolate = CcTest::i_isolate();
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HandleScope handles(isolate);
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MacroAssembler assembler(isolate, buffer, static_cast<int>(actual_size),
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v8::internal::CodeObjectRequired::kYes);
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MacroAssembler* masm = &assembler; // Create a pointer for the __ macro.
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__ sub(sp, sp, Operand(1 * kPointerSize));
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Label exit;
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// Test 1.
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__ mov(r0, Operand(1)); // Test number.
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__ mov(r1, Operand(0));
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__ str(r1, MemOperand(sp, 0 * kPointerSize));
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__ mov(r2, Operand(-1));
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__ Store(r2, MemOperand(sp, 0 * kPointerSize), Representation::UInteger8());
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__ ldr(r3, MemOperand(sp, 0 * kPointerSize));
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__ mov(r2, Operand(255));
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__ cmp(r3, r2);
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__ b(ne, &exit);
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__ mov(r2, Operand(255));
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__ Load(r3, MemOperand(sp, 0 * kPointerSize), Representation::UInteger8());
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__ cmp(r3, r2);
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__ b(ne, &exit);
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// Test 2.
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__ mov(r0, Operand(2)); // Test number.
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__ mov(r1, Operand(0));
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__ str(r1, MemOperand(sp, 0 * kPointerSize));
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__ mov(r2, Operand(-1));
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__ Store(r2, MemOperand(sp, 0 * kPointerSize), Representation::Integer8());
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__ ldr(r3, MemOperand(sp, 0 * kPointerSize));
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__ mov(r2, Operand(255));
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__ cmp(r3, r2);
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__ b(ne, &exit);
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__ mov(r2, Operand(-1));
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__ Load(r3, MemOperand(sp, 0 * kPointerSize), Representation::Integer8());
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__ cmp(r3, r2);
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__ b(ne, &exit);
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// Test 3.
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__ mov(r0, Operand(3)); // Test number.
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__ mov(r1, Operand(0));
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__ str(r1, MemOperand(sp, 0 * kPointerSize));
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__ mov(r2, Operand(-1));
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__ Store(r2, MemOperand(sp, 0 * kPointerSize), Representation::UInteger16());
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__ ldr(r3, MemOperand(sp, 0 * kPointerSize));
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__ mov(r2, Operand(65535));
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__ cmp(r3, r2);
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__ b(ne, &exit);
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__ mov(r2, Operand(65535));
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__ Load(r3, MemOperand(sp, 0 * kPointerSize), Representation::UInteger16());
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__ cmp(r3, r2);
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__ b(ne, &exit);
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// Test 4.
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__ mov(r0, Operand(4)); // Test number.
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__ mov(r1, Operand(0));
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__ str(r1, MemOperand(sp, 0 * kPointerSize));
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__ mov(r2, Operand(-1));
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__ Store(r2, MemOperand(sp, 0 * kPointerSize), Representation::Integer16());
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__ ldr(r3, MemOperand(sp, 0 * kPointerSize));
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__ mov(r2, Operand(65535));
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__ cmp(r3, r2);
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__ b(ne, &exit);
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__ mov(r2, Operand(-1));
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__ Load(r3, MemOperand(sp, 0 * kPointerSize), Representation::Integer16());
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__ cmp(r3, r2);
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__ b(ne, &exit);
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__ mov(r0, Operand(0)); // Success.
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__ bind(&exit);
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__ add(sp, sp, Operand(1 * kPointerSize));
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__ bx(lr);
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CodeDesc desc;
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masm->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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// Call the function from C++.
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F5 f = FUNCTION_CAST<F5>(code->entry());
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CHECK(!CALL_GENERATED_CODE(isolate, f, 0, 0, 0, 0, 0));
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}
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TEST(ExtractLane) {
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if (!CpuFeatures::IsSupported(NEON)) return;
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// Allocate an executable page of memory.
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size_t actual_size;
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byte* buffer = static_cast<byte*>(v8::base::OS::Allocate(
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Assembler::kMinimalBufferSize, &actual_size, true));
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CHECK(buffer);
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Isolate* isolate = CcTest::i_isolate();
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HandleScope handles(isolate);
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MacroAssembler assembler(isolate, buffer, static_cast<int>(actual_size),
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v8::internal::CodeObjectRequired::kYes);
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MacroAssembler* masm = &assembler; // Create a pointer for the __ macro.
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typedef struct {
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int32_t i32x4_low[4];
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int32_t i32x4_high[4];
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int32_t i16x8_low[8];
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int32_t i16x8_high[8];
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int32_t i8x16_low[16];
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int32_t i8x16_high[16];
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int32_t f32x4_low[4];
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int32_t f32x4_high[4];
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} T;
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T t;
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__ stm(db_w, sp, r4.bit() | r5.bit() | lr.bit());
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for (int i = 0; i < 4; i++) {
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__ mov(r4, Operand(i));
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__ vdup(Neon32, q1, r4);
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__ ExtractLane(r5, q1, NeonS32, i);
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__ str(r5, MemOperand(r0, offsetof(T, i32x4_low) + 4 * i));
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SwVfpRegister si = SwVfpRegister::from_code(i);
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__ ExtractLane(si, q1, r4, i);
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__ vstr(si, r0, offsetof(T, f32x4_low) + 4 * i);
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}
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for (int i = 0; i < 8; i++) {
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__ mov(r4, Operand(i));
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__ vdup(Neon16, q1, r4);
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__ ExtractLane(r5, q1, NeonS16, i);
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__ str(r5, MemOperand(r0, offsetof(T, i16x8_low) + 4 * i));
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}
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for (int i = 0; i < 16; i++) {
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__ mov(r4, Operand(i));
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__ vdup(Neon8, q1, r4);
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__ ExtractLane(r5, q1, NeonS8, i);
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__ str(r5, MemOperand(r0, offsetof(T, i8x16_low) + 4 * i));
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}
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if (CpuFeatures::IsSupported(VFP32DREGS)) {
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for (int i = 0; i < 4; i++) {
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__ mov(r4, Operand(-i));
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__ vdup(Neon32, q15, r4);
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__ ExtractLane(r5, q15, NeonS32, i);
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__ str(r5, MemOperand(r0, offsetof(T, i32x4_high) + 4 * i));
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SwVfpRegister si = SwVfpRegister::from_code(i);
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__ ExtractLane(si, q15, r4, i);
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__ vstr(si, r0, offsetof(T, f32x4_high) + 4 * i);
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}
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for (int i = 0; i < 8; i++) {
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__ mov(r4, Operand(-i));
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__ vdup(Neon16, q15, r4);
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__ ExtractLane(r5, q15, NeonS16, i);
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__ str(r5, MemOperand(r0, offsetof(T, i16x8_high) + 4 * i));
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}
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for (int i = 0; i < 16; i++) {
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__ mov(r4, Operand(-i));
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__ vdup(Neon8, q15, r4);
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__ ExtractLane(r5, q15, NeonS8, i);
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__ str(r5, MemOperand(r0, offsetof(T, i8x16_high) + 4 * i));
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}
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}
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__ ldm(ia_w, sp, r4.bit() | r5.bit() | pc.bit());
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CodeDesc desc;
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masm->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 DEBUG
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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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Object* dummy = CALL_GENERATED_CODE(isolate, f, &t, 0, 0, 0, 0);
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USE(dummy);
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for (int i = 0; i < 4; i++) {
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CHECK_EQ(i, t.i32x4_low[i]);
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CHECK_EQ(i, t.f32x4_low[i]);
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}
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for (int i = 0; i < 8; i++) {
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CHECK_EQ(i, t.i16x8_low[i]);
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}
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for (int i = 0; i < 16; i++) {
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CHECK_EQ(i, t.i8x16_low[i]);
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}
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if (CpuFeatures::IsSupported(VFP32DREGS)) {
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for (int i = 0; i < 4; i++) {
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CHECK_EQ(-i, t.i32x4_high[i]);
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CHECK_EQ(-i, t.f32x4_high[i]);
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}
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for (int i = 0; i < 8; i++) {
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CHECK_EQ(-i, t.i16x8_high[i]);
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}
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for (int i = 0; i < 16; i++) {
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CHECK_EQ(-i, t.i8x16_high[i]);
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}
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}
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}
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TEST(ReplaceLane) {
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if (!CpuFeatures::IsSupported(NEON)) return;
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// Allocate an executable page of memory.
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size_t actual_size;
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byte* buffer = static_cast<byte*>(v8::base::OS::Allocate(
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Assembler::kMinimalBufferSize, &actual_size, true));
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CHECK(buffer);
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Isolate* isolate = CcTest::i_isolate();
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HandleScope handles(isolate);
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MacroAssembler assembler(isolate, buffer, static_cast<int>(actual_size),
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v8::internal::CodeObjectRequired::kYes);
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MacroAssembler* masm = &assembler; // Create a pointer for the __ macro.
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typedef struct {
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int32_t i32x4_low[4];
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int32_t i32x4_high[4];
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int16_t i16x8_low[8];
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int16_t i16x8_high[8];
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int8_t i8x16_low[16];
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int8_t i8x16_high[16];
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int32_t f32x4_low[4];
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int32_t f32x4_high[4];
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} T;
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T t;
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__ stm(db_w, sp, r4.bit() | r5.bit() | r6.bit() | r7.bit() | lr.bit());
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const Register kScratch = r5;
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__ veor(q0, q0, q0); // Zero
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__ veor(q1, q1, q1); // Zero
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for (int i = 0; i < 4; i++) {
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__ mov(r4, Operand(i));
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__ ReplaceLane(q0, q0, r4, NeonS32, i);
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SwVfpRegister si = SwVfpRegister::from_code(i);
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__ vmov(si, r4);
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__ ReplaceLane(q1, q1, si, kScratch, i);
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}
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__ add(r4, r0, Operand(static_cast<int32_t>(offsetof(T, i32x4_low))));
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__ vst1(Neon8, NeonListOperand(q0), NeonMemOperand(r4));
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__ add(r4, r0, Operand(static_cast<int32_t>(offsetof(T, f32x4_low))));
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__ vst1(Neon8, NeonListOperand(q1), NeonMemOperand(r4));
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__ veor(q0, q0, q0); // Zero
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for (int i = 0; i < 8; i++) {
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__ mov(r4, Operand(i));
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__ ReplaceLane(q0, q0, r4, NeonS16, i);
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}
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__ add(r4, r0, Operand(static_cast<int32_t>(offsetof(T, i16x8_low))));
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__ vst1(Neon8, NeonListOperand(q0), NeonMemOperand(r4));
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__ veor(q0, q0, q0); // Zero
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for (int i = 0; i < 16; i++) {
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__ mov(r4, Operand(i));
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__ ReplaceLane(q0, q0, r4, NeonS8, i);
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}
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__ add(r4, r0, Operand(static_cast<int32_t>(offsetof(T, i8x16_low))));
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__ vst1(Neon8, NeonListOperand(q0), NeonMemOperand(r4));
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if (CpuFeatures::IsSupported(VFP32DREGS)) {
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__ veor(q14, q14, q14); // Zero
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__ veor(q15, q15, q15); // Zero
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for (int i = 0; i < 4; i++) {
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__ mov(r4, Operand(-i));
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__ ReplaceLane(q14, q14, r4, NeonS32, i);
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SwVfpRegister si = SwVfpRegister::from_code(i);
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__ vmov(si, r4);
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__ ReplaceLane(q15, q15, si, kScratch, i);
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}
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__ add(r4, r0, Operand(static_cast<int32_t>(offsetof(T, i32x4_high))));
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__ vst1(Neon8, NeonListOperand(q14), NeonMemOperand(r4));
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__ add(r4, r0, Operand(static_cast<int32_t>(offsetof(T, f32x4_high))));
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__ vst1(Neon8, NeonListOperand(q15), NeonMemOperand(r4));
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__ veor(q14, q14, q14); // Zero
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for (int i = 0; i < 8; i++) {
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__ mov(r4, Operand(-i));
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__ ReplaceLane(q14, q14, r4, NeonS16, i);
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}
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__ add(r4, r0, Operand(static_cast<int32_t>(offsetof(T, i16x8_high))));
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__ vst1(Neon8, NeonListOperand(q14), NeonMemOperand(r4));
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__ veor(q14, q14, q14); // Zero
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for (int i = 0; i < 16; i++) {
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__ mov(r4, Operand(-i));
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__ ReplaceLane(q14, q14, r4, NeonS8, i);
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}
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__ add(r4, r0, Operand(static_cast<int32_t>(offsetof(T, i8x16_high))));
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__ vst1(Neon8, NeonListOperand(q14), NeonMemOperand(r4));
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}
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__ ldm(ia_w, sp, r4.bit() | r5.bit() | r6.bit() | r7.bit() | pc.bit());
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CodeDesc desc;
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masm->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 DEBUG
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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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Object* dummy = CALL_GENERATED_CODE(isolate, f, &t, 0, 0, 0, 0);
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USE(dummy);
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for (int i = 0; i < 4; i++) {
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CHECK_EQ(i, t.i32x4_low[i]);
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CHECK_EQ(i, t.f32x4_low[i]);
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}
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for (int i = 0; i < 8; i++) {
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CHECK_EQ(i, t.i16x8_low[i]);
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}
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for (int i = 0; i < 16; i++) {
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CHECK_EQ(i, t.i8x16_low[i]);
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}
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if (CpuFeatures::IsSupported(VFP32DREGS)) {
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for (int i = 0; i < 4; i++) {
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CHECK_EQ(-i, t.i32x4_high[i]);
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CHECK_EQ(-i, t.f32x4_high[i]);
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}
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for (int i = 0; i < 8; i++) {
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CHECK_EQ(-i, t.i16x8_high[i]);
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}
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for (int i = 0; i < 16; i++) {
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CHECK_EQ(-i, t.i8x16_high[i]);
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}
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}
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}
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#define CHECK_EQ_32X4(field, v0, v1, v2, v3) \
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CHECK_EQ(v0, t.field[0]); \
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CHECK_EQ(v1, t.field[1]); \
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CHECK_EQ(v2, t.field[2]); \
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CHECK_EQ(v3, t.field[3]);
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TEST(Swizzle) {
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if (!CpuFeatures::IsSupported(NEON)) return;
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// Allocate an executable page of memory.
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size_t actual_size;
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byte* buffer = static_cast<byte*>(v8::base::OS::Allocate(
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Assembler::kMinimalBufferSize, &actual_size, true));
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CHECK(buffer);
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Isolate* isolate = CcTest::i_isolate();
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HandleScope handles(isolate);
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MacroAssembler assembler(isolate, buffer, static_cast<int>(actual_size),
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v8::internal::CodeObjectRequired::kYes);
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MacroAssembler* masm = &assembler; // Create a pointer for the __ macro.
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typedef struct {
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int32_t _32x4_3210[4]; // identity
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int32_t _32x4_1032[4]; // high / low swap
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int32_t _32x4_0000[4]; // vdup's
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int32_t _32x4_1111[4];
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int32_t _32x4_2222[4];
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int32_t _32x4_3333[4];
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int32_t _32x4_2103[4]; // rotate left
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int32_t _32x4_0321[4]; // rotate right
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int32_t _32x4_1132[4]; // irregular
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int32_t _32x4_1132_in_place[4]; // irregular, in-place
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} T;
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T t;
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__ stm(db_w, sp, r4.bit() | r5.bit() | r6.bit() | r7.bit() | lr.bit());
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const Register kScratch = r5;
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// Make test vector [0, 1, 2, 3]
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__ veor(q1, q1, q1); // Zero
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for (int i = 0; i < 4; i++) {
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__ mov(r4, Operand(i));
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__ ReplaceLane(q1, q1, r4, NeonS32, i);
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}
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__ Swizzle(q0, q1, kScratch, Neon32, 0x3210);
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__ add(r4, r0, Operand(static_cast<int32_t>(offsetof(T, _32x4_3210))));
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__ vst1(Neon8, NeonListOperand(q0), NeonMemOperand(r4));
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__ Swizzle(q0, q1, kScratch, Neon32, 0x1032);
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__ add(r4, r0, Operand(static_cast<int32_t>(offsetof(T, _32x4_1032))));
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__ vst1(Neon8, NeonListOperand(q0), NeonMemOperand(r4));
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__ Swizzle(q0, q1, kScratch, Neon32, 0x0000);
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__ add(r4, r0, Operand(static_cast<int32_t>(offsetof(T, _32x4_0000))));
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__ vst1(Neon8, NeonListOperand(q0), NeonMemOperand(r4));
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|
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__ Swizzle(q0, q1, kScratch, Neon32, 0x1111);
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__ add(r4, r0, Operand(static_cast<int32_t>(offsetof(T, _32x4_1111))));
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__ vst1(Neon8, NeonListOperand(q0), NeonMemOperand(r4));
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|
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__ Swizzle(q0, q1, kScratch, Neon32, 0x2222);
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__ add(r4, r0, Operand(static_cast<int32_t>(offsetof(T, _32x4_2222))));
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__ vst1(Neon8, NeonListOperand(q0), NeonMemOperand(r4));
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|
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__ Swizzle(q0, q1, kScratch, Neon32, 0x3333);
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__ add(r4, r0, Operand(static_cast<int32_t>(offsetof(T, _32x4_3333))));
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__ vst1(Neon8, NeonListOperand(q0), NeonMemOperand(r4));
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|
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__ Swizzle(q0, q1, kScratch, Neon32, 0x2103);
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__ add(r4, r0, Operand(static_cast<int32_t>(offsetof(T, _32x4_2103))));
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__ vst1(Neon8, NeonListOperand(q0), NeonMemOperand(r4));
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|
|
|
__ Swizzle(q0, q1, kScratch, Neon32, 0x0321);
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__ add(r4, r0, Operand(static_cast<int32_t>(offsetof(T, _32x4_0321))));
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__ vst1(Neon8, NeonListOperand(q0), NeonMemOperand(r4));
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|
|
|
__ Swizzle(q0, q1, kScratch, Neon32, 0x1132);
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|
__ add(r4, r0, Operand(static_cast<int32_t>(offsetof(T, _32x4_1132))));
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__ vst1(Neon8, NeonListOperand(q0), NeonMemOperand(r4));
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|
|
|
__ vmov(q0, q1);
|
|
__ Swizzle(q0, q0, kScratch, Neon32, 0x1132);
|
|
__ add(r4, r0,
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|
Operand(static_cast<int32_t>(offsetof(T, _32x4_1132_in_place))));
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|
__ vst1(Neon8, NeonListOperand(q0), NeonMemOperand(r4));
|
|
|
|
__ ldm(ia_w, sp, r4.bit() | r5.bit() | r6.bit() | r7.bit() | pc.bit());
|
|
|
|
CodeDesc desc;
|
|
masm->GetCode(&desc);
|
|
Handle<Code> code = isolate->factory()->NewCode(
|
|
desc, Code::ComputeFlags(Code::STUB), Handle<Code>());
|
|
#ifdef DEBUG
|
|
OFStream os(stdout);
|
|
code->Print(os);
|
|
#endif
|
|
F3 f = FUNCTION_CAST<F3>(code->entry());
|
|
Object* dummy = CALL_GENERATED_CODE(isolate, f, &t, 0, 0, 0, 0);
|
|
USE(dummy);
|
|
CHECK_EQ_32X4(_32x4_3210, 0, 1, 2, 3);
|
|
CHECK_EQ_32X4(_32x4_1032, 2, 3, 0, 1);
|
|
CHECK_EQ_32X4(_32x4_0000, 0, 0, 0, 0);
|
|
CHECK_EQ_32X4(_32x4_1111, 1, 1, 1, 1);
|
|
CHECK_EQ_32X4(_32x4_2222, 2, 2, 2, 2);
|
|
CHECK_EQ_32X4(_32x4_3333, 3, 3, 3, 3);
|
|
CHECK_EQ_32X4(_32x4_2103, 3, 0, 1, 2);
|
|
CHECK_EQ_32X4(_32x4_0321, 1, 2, 3, 0);
|
|
CHECK_EQ_32X4(_32x4_1132, 2, 3, 1, 1);
|
|
CHECK_EQ_32X4(_32x4_1132_in_place, 2, 3, 1, 1);
|
|
}
|
|
|
|
#undef __
|