blob: 83f7a38a73570e422d6e8dfd21907c999cd06e53 [file] [log] [blame]
// Copyright 2013 the V8 project authors. All rights reserved.
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following
// disclaimer in the documentation and/or other materials provided
// with the distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include <stdlib.h>
#include "src/codegen/assembler-inl.h"
#include "src/codegen/macro-assembler.h"
#include "src/execution/simulator.h"
#include "src/init/v8.h"
#include "src/objects/objects-inl.h"
#include "src/utils/ostreams.h"
#include "test/cctest/cctest.h"
#include "test/common/assembler-tester.h"
namespace v8 {
namespace internal {
namespace test_macro_assembler_arm {
using F = void*(int x, int y, int p2, int p3, int p4);
#define __ masm->
using F3 = void*(void* p0, int p1, int p2, int p3, int p4);
using F5 = int(void*, void*, void*, void*, void*);
TEST(ExtractLane) {
if (!CpuFeatures::IsSupported(NEON)) return;
Isolate* isolate = CcTest::i_isolate();
HandleScope handles(isolate);
auto buffer = AllocateAssemblerBuffer();
MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes,
buffer->CreateView());
MacroAssembler* masm = &assembler; // Create a pointer for the __ macro.
struct T {
int32_t i32x4_low[4];
int32_t i32x4_high[4];
int32_t i16x8_low[8];
int32_t i16x8_high[8];
int32_t i8x16_low[16];
int32_t i8x16_high[16];
int32_t f32x4_low[4];
int32_t f32x4_high[4];
int32_t i8x16_low_d[16];
int32_t i8x16_high_d[16];
};
T t;
__ stm(db_w, sp, r4.bit() | r5.bit() | lr.bit());
for (int i = 0; i < 4; i++) {
__ mov(r4, Operand(i));
__ vdup(Neon32, q1, r4);
__ ExtractLane(r5, q1, NeonS32, i);
__ str(r5, MemOperand(r0, offsetof(T, i32x4_low) + 4 * i));
SwVfpRegister si = SwVfpRegister::from_code(i);
__ ExtractLane(si, q1, i);
__ vstr(si, r0, offsetof(T, f32x4_low) + 4 * i);
}
for (int i = 0; i < 8; i++) {
__ mov(r4, Operand(i));
__ vdup(Neon16, q1, r4);
__ ExtractLane(r5, q1, NeonS16, i);
__ str(r5, MemOperand(r0, offsetof(T, i16x8_low) + 4 * i));
}
for (int i = 0; i < 16; i++) {
__ mov(r4, Operand(i));
__ vdup(Neon8, q1, r4);
__ ExtractLane(r5, q1, NeonS8, i);
__ str(r5, MemOperand(r0, offsetof(T, i8x16_low) + 4 * i));
}
for (int i = 0; i < 8; i++) {
__ mov(r4, Operand(i));
__ vdup(Neon8, q1, r4); // q1 = d2,d3
__ ExtractLane(r5, d2, NeonS8, i);
__ str(r5, MemOperand(r0, offsetof(T, i8x16_low_d) + 4 * i));
__ ExtractLane(r5, d3, NeonS8, i);
__ str(r5, MemOperand(r0, offsetof(T, i8x16_low_d) + 4 * (i + 8)));
}
if (CpuFeatures::IsSupported(VFP32DREGS)) {
for (int i = 0; i < 4; i++) {
__ mov(r4, Operand(-i));
__ vdup(Neon32, q15, r4);
__ ExtractLane(r5, q15, NeonS32, i);
__ str(r5, MemOperand(r0, offsetof(T, i32x4_high) + 4 * i));
SwVfpRegister si = SwVfpRegister::from_code(i);
__ ExtractLane(si, q15, i);
__ vstr(si, r0, offsetof(T, f32x4_high) + 4 * i);
}
for (int i = 0; i < 8; i++) {
__ mov(r4, Operand(-i));
__ vdup(Neon16, q15, r4);
__ ExtractLane(r5, q15, NeonS16, i);
__ str(r5, MemOperand(r0, offsetof(T, i16x8_high) + 4 * i));
}
for (int i = 0; i < 16; i++) {
__ mov(r4, Operand(-i));
__ vdup(Neon8, q15, r4);
__ ExtractLane(r5, q15, NeonS8, i);
__ str(r5, MemOperand(r0, offsetof(T, i8x16_high) + 4 * i));
}
for (int i = 0; i < 8; i++) {
__ mov(r4, Operand(-i));
__ vdup(Neon8, q15, r4); // q1 = d30,d31
__ ExtractLane(r5, d30, NeonS8, i);
__ str(r5, MemOperand(r0, offsetof(T, i8x16_high_d) + 4 * i));
__ ExtractLane(r5, d31, NeonS8, i);
__ str(r5, MemOperand(r0, offsetof(T, i8x16_high_d) + 4 * (i + 8)));
}
}
__ ldm(ia_w, sp, r4.bit() | r5.bit() | pc.bit());
CodeDesc desc;
masm->GetCode(isolate, &desc);
Handle<Code> code =
Factory::CodeBuilder(isolate, desc, CodeKind::STUB).Build();
#ifdef DEBUG
StdoutStream os;
code->Print(os);
#endif
auto f = GeneratedCode<F3>::FromCode(*code);
f.Call(&t, 0, 0, 0, 0);
for (int i = 0; i < 4; i++) {
CHECK_EQ(i, t.i32x4_low[i]);
CHECK_EQ(i, t.f32x4_low[i]);
}
for (int i = 0; i < 8; i++) {
CHECK_EQ(i, t.i16x8_low[i]);
}
for (int i = 0; i < 16; i++) {
CHECK_EQ(i, t.i8x16_low[i]);
}
for (int i = 0; i < 8; i++) {
CHECK_EQ(i, t.i8x16_low_d[i]);
CHECK_EQ(i, t.i8x16_low_d[i + 8]);
}
if (CpuFeatures::IsSupported(VFP32DREGS)) {
for (int i = 0; i < 4; i++) {
CHECK_EQ(-i, t.i32x4_high[i]);
CHECK_EQ(-i, t.f32x4_high[i]);
}
for (int i = 0; i < 8; i++) {
CHECK_EQ(-i, t.i16x8_high[i]);
}
for (int i = 0; i < 16; i++) {
CHECK_EQ(-i, t.i8x16_high[i]);
}
for (int i = 0; i < 8; i++) {
CHECK_EQ(-i, t.i8x16_high_d[i]);
CHECK_EQ(-i, t.i8x16_high_d[i + 8]);
}
}
}
TEST(ReplaceLane) {
if (!CpuFeatures::IsSupported(NEON)) return;
Isolate* isolate = CcTest::i_isolate();
HandleScope handles(isolate);
auto buffer = AllocateAssemblerBuffer();
MacroAssembler assembler(isolate, v8::internal::CodeObjectRequired::kYes,
buffer->CreateView());
MacroAssembler* masm = &assembler; // Create a pointer for the __ macro.
struct T {
int32_t i32x4_low[4];
int32_t i32x4_high[4];
int16_t i16x8_low[8];
int16_t i16x8_high[8];
int8_t i8x16_low[16];
int8_t i8x16_high[16];
int32_t f32x4_low[4];
int32_t f32x4_high[4];
};
T t;
__ stm(db_w, sp, r4.bit() | r5.bit() | r6.bit() | r7.bit() | lr.bit());
__ veor(q0, q0, q0); // Zero
__ veor(q1, q1, q1); // Zero
for (int i = 0; i < 4; i++) {
__ mov(r4, Operand(i));
__ ReplaceLane(q0, q0, r4, NeonS32, i);
SwVfpRegister si = SwVfpRegister::from_code(i);
__ vmov(si, r4);
__ ReplaceLane(q1, q1, si, i);
}
__ add(r4, r0, Operand(static_cast<int32_t>(offsetof(T, i32x4_low))));
__ vst1(Neon8, NeonListOperand(q0), NeonMemOperand(r4));
__ add(r4, r0, Operand(static_cast<int32_t>(offsetof(T, f32x4_low))));
__ vst1(Neon8, NeonListOperand(q1), NeonMemOperand(r4));
__ veor(q0, q0, q0); // Zero
for (int i = 0; i < 8; i++) {
__ mov(r4, Operand(i));
__ ReplaceLane(q0, q0, r4, NeonS16, i);
}
__ add(r4, r0, Operand(static_cast<int32_t>(offsetof(T, i16x8_low))));
__ vst1(Neon8, NeonListOperand(q0), NeonMemOperand(r4));
__ veor(q0, q0, q0); // Zero
for (int i = 0; i < 16; i++) {
__ mov(r4, Operand(i));
__ ReplaceLane(q0, q0, r4, NeonS8, i);
}
__ add(r4, r0, Operand(static_cast<int32_t>(offsetof(T, i8x16_low))));
__ vst1(Neon8, NeonListOperand(q0), NeonMemOperand(r4));
if (CpuFeatures::IsSupported(VFP32DREGS)) {
__ veor(q14, q14, q14); // Zero
__ veor(q15, q15, q15); // Zero
for (int i = 0; i < 4; i++) {
__ mov(r4, Operand(-i));
__ ReplaceLane(q14, q14, r4, NeonS32, i);
SwVfpRegister si = SwVfpRegister::from_code(i);
__ vmov(si, r4);
__ ReplaceLane(q15, q15, si, i);
}
__ add(r4, r0, Operand(static_cast<int32_t>(offsetof(T, i32x4_high))));
__ vst1(Neon8, NeonListOperand(q14), NeonMemOperand(r4));
__ add(r4, r0, Operand(static_cast<int32_t>(offsetof(T, f32x4_high))));
__ vst1(Neon8, NeonListOperand(q15), NeonMemOperand(r4));
__ veor(q14, q14, q14); // Zero
for (int i = 0; i < 8; i++) {
__ mov(r4, Operand(-i));
__ ReplaceLane(q14, q14, r4, NeonS16, i);
}
__ add(r4, r0, Operand(static_cast<int32_t>(offsetof(T, i16x8_high))));
__ vst1(Neon8, NeonListOperand(q14), NeonMemOperand(r4));
__ veor(q14, q14, q14); // Zero
for (int i = 0; i < 16; i++) {
__ mov(r4, Operand(-i));
__ ReplaceLane(q14, q14, r4, NeonS8, i);
}
__ add(r4, r0, Operand(static_cast<int32_t>(offsetof(T, i8x16_high))));
__ vst1(Neon8, NeonListOperand(q14), NeonMemOperand(r4));
}
__ ldm(ia_w, sp, r4.bit() | r5.bit() | r6.bit() | r7.bit() | pc.bit());
CodeDesc desc;
masm->GetCode(isolate, &desc);
Handle<Code> code =
Factory::CodeBuilder(isolate, desc, CodeKind::STUB).Build();
#ifdef DEBUG
StdoutStream os;
code->Print(os);
#endif
auto f = GeneratedCode<F3>::FromCode(*code);
f.Call(&t, 0, 0, 0, 0);
for (int i = 0; i < 4; i++) {
CHECK_EQ(i, t.i32x4_low[i]);
CHECK_EQ(i, t.f32x4_low[i]);
}
for (int i = 0; i < 8; i++) {
CHECK_EQ(i, t.i16x8_low[i]);
}
for (int i = 0; i < 16; i++) {
CHECK_EQ(i, t.i8x16_low[i]);
}
if (CpuFeatures::IsSupported(VFP32DREGS)) {
for (int i = 0; i < 4; i++) {
CHECK_EQ(-i, t.i32x4_high[i]);
CHECK_EQ(-i, t.f32x4_high[i]);
}
for (int i = 0; i < 8; i++) {
CHECK_EQ(-i, t.i16x8_high[i]);
}
for (int i = 0; i < 16; i++) {
CHECK_EQ(-i, t.i8x16_high[i]);
}
}
}
#undef __
} // namespace test_macro_assembler_arm
} // namespace internal
} // namespace v8