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v8/test/cctest/test-assembler-s390.cc
jyan 3b5e84ab0e S390: Initial test changes and files checkin. 
R=danno@chromium.org,jkummerow@chromium.org,jochen@chromium.org,joransiu@ca.ibm.com,michael_dawson@ca.ibm.com,mbrandy@us.ibm.com
BUG=

Review URL: https://codereview.chromium.org/1805533002

Cr-Commit-Position: refs/heads/master@{#34795}
2016-03-15 18:09:36 +00:00

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// Copyright 2014 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 "src/v8.h"
#include "src/disassembler.h"
#include "src/factory.h"
#include "src/macro-assembler.h"
#include "src/s390/assembler-s390-inl.h"
#include "src/s390/simulator-s390.h"
#include "test/cctest/cctest.h"
using namespace v8::internal;
// Define these function prototypes to match JSEntryFunction in execution.cc.
typedef Object* (*F1)(int x, int p1, int p2, int p3, int p4);
typedef Object* (*F2)(int x, int y, int p2, int p3, int p4);
typedef Object* (*F3)(void* p0, int p1, int p2, int p3, int p4);
typedef Object* (*F4)(void* p0, void* p1, int p2, int p3, int p4);
#define __ assm.
// Simple add parameter 1 to parameter 2 and return
TEST(0) {
CcTest::InitializeVM();
Isolate* isolate = CcTest::i_isolate();
HandleScope scope(isolate);
Assembler assm(isolate, NULL, 0);
__ lhi(r1, Operand(3)); // test 4-byte instr
__ llilf(r2, Operand(4)); // test 6-byte instr
__ lgr(r2, r2); // test 2-byte opcode
__ ar(r2, r1); // test 2-byte instr
__ b(r14);
CodeDesc desc;
assm.GetCode(&desc);
Handle<Code> code = isolate->factory()->NewCode(
desc, Code::ComputeFlags(Code::STUB), Handle<Code>());
#ifdef DEBUG
code->Print();
#endif
F2 f = FUNCTION_CAST<F2>(code->entry());
intptr_t res = reinterpret_cast<intptr_t>(
CALL_GENERATED_CODE(isolate, f, 3, 4, 0, 0, 0));
::printf("f() = %" V8PRIxPTR "\n", res);
CHECK_EQ(7, static_cast<int>(res));
}
// Loop 100 times, adding loop counter to result
TEST(1) {
CcTest::InitializeVM();
Isolate* isolate = CcTest::i_isolate();
HandleScope scope(isolate);
Assembler assm(isolate, NULL, 0);
Label L, C;
#if defined(_AIX)
__ function_descriptor();
#endif
__ lr(r3, r2);
__ lhi(r2, Operand(0, kRelocInfo_NONEPTR));
__ b(&C);
__ bind(&L);
__ ar(r2, r3);
__ ahi(r3, Operand(-1 & 0xFFFF));
__ bind(&C);
__ cfi(r3, Operand(0, kRelocInfo_NONEPTR));
__ bne(&L);
__ b(r14);
CodeDesc desc;
assm.GetCode(&desc);
Handle<Code> code = isolate->factory()->NewCode(
desc, Code::ComputeFlags(Code::STUB), Handle<Code>());
#ifdef DEBUG
code->Print();
#endif
F1 f = FUNCTION_CAST<F1>(code->entry());
intptr_t res = reinterpret_cast<intptr_t>(
CALL_GENERATED_CODE(isolate, f, 100, 0, 0, 0, 0));
::printf("f() = %" V8PRIxPTR "\n", res);
CHECK_EQ(5050, static_cast<int>(res));
}
TEST(2) {
CcTest::InitializeVM();
Isolate* isolate = CcTest::i_isolate();
HandleScope scope(isolate);
// Create a function that accepts &t, and loads, manipulates, and stores
// the doubles and floats.
Assembler assm(CcTest::i_isolate(), NULL, 0);
Label L, C;
#if defined(_AIX)
__ function_descriptor();
#endif
__ lgr(r3, r2);
__ lhi(r2, Operand(1));
__ b(&C);
__ bind(&L);
__ lr(r5, r2); // Set up muliplicant in R4:R5
__ mr_z(r4, r3); // this is actually R4:R5 = R5 * R2
__ lr(r2, r5);
__ ahi(r3, Operand(-1 & 0xFFFF));
__ bind(&C);
__ cfi(r3, Operand(0, kRelocInfo_NONEPTR));
__ bne(&L);
__ b(r14);
// some relocated stuff here, not executed
__ RecordComment("dead code, just testing relocations");
__ iilf(r0, Operand(isolate->factory()->true_value()));
__ RecordComment("dead code, just testing immediate operands");
__ iilf(r0, Operand(-1));
__ iilf(r0, Operand(0xFF000000));
__ iilf(r0, Operand(0xF0F0F0F0));
__ iilf(r0, Operand(0xFFF0FFFF));
CodeDesc desc;
assm.GetCode(&desc);
Handle<Code> code = isolate->factory()->NewCode(
desc, Code::ComputeFlags(Code::STUB), Handle<Code>());
#ifdef DEBUG
code->Print();
#endif
F1 f = FUNCTION_CAST<F1>(code->entry());
intptr_t res = reinterpret_cast<intptr_t>(
CALL_GENERATED_CODE(isolate, f, 10, 0, 0, 0, 0));
::printf("f() = %" V8PRIxPTR "\n", res);
CHECK_EQ(3628800, static_cast<int>(res));
}
TEST(3) {
CcTest::InitializeVM();
Isolate* isolate = CcTest::i_isolate();
HandleScope scope(isolate);
Assembler assm(isolate, NULL, 0);
__ ar(r14, r13);
__ sr(r14, r13);
__ mr_z(r14, r13);
__ dr(r14, r13);
__ or_z(r14, r13);
__ nr(r14, r13);
__ xr(r14, r13);
__ agr(r14, r13);
__ sgr(r14, r13);
__ ogr(r14, r13);
__ ngr(r14, r13);
__ xgr(r14, r13);
__ ahi(r13, Operand(123));
__ aghi(r13, Operand(123));
__ stm(r1, r2, MemOperand(r3, r0, 123));
__ slag(r1, r2, Operand(123));
__ lay(r1, MemOperand(r2, r3, -123));
__ a(r13, MemOperand(r1, r2, 123));
__ ay(r13, MemOperand(r1, r2, 123));
__ brc(Condition(14), Operand(123));
__ brc(Condition(14), Operand(-123));
__ brcl(Condition(14), Operand(123), false);
__ brcl(Condition(14), Operand(-123), false);
__ iilf(r13, Operand(123456789));
__ iihf(r13, Operand(-123456789));
__ mvc(MemOperand(r0, 123), MemOperand(r4, 567), 89);
__ sll(r13, Operand(10));
v8::internal::byte* bufPos = assm.buffer_pos();
::printf("buffer position = %p", bufPos);
::fflush(stdout);
// OS::DebugBreak();
CodeDesc desc;
assm.GetCode(&desc);
Handle<Code> code = isolate->factory()->NewCode(
desc, Code::ComputeFlags(Code::STUB), Handle<Code>());
#ifdef DEBUG
code->Print();
#endif
USE(code);
::exit(0);
}
#if 0
TEST(4) {
CcTest::InitializeVM();
Isolate* isolate = CcTest::i_isolate();
HandleScope scope(isolate);
Assembler assm(isolate, NULL, 0);
Label L2, L3, L4;
__ chi(r2, Operand(10));
__ ble(&L2);
__ lr(r2, r4);
__ ar(r2, r3);
__ b(&L3);
__ bind(&L2);
__ chi(r2, Operand(5));
__ bgt(&L4);
__ lhi(r2, Operand::Zero());
__ b(&L3);
__ bind(&L4);
__ lr(r2, r3);
__ sr(r2, r4);
__ bind(&L3);
__ lgfr(r2, r3);
__ b(r14);
CodeDesc desc;
assm.GetCode(&desc);
Handle<Code> code = isolate->factory()->NewCode(
desc, Code::ComputeFlags(Code::STUB), Handle<Code>());
#ifdef DEBUG
code->Print();
#endif
F2 f = FUNCTION_CAST<F2>(code->entry());
intptr_t res = reinterpret_cast<intptr_t>(
CALL_GENERATED_CODE(isolate, f, 3, 4, 3, 0, 0));
::printf("f() = %" V8PRIdPTR "\n", res);
CHECK_EQ(4, static_cast<int>(res));
}
// Test ExtractBitRange
TEST(5) {
CcTest::InitializeVM();
Isolate* isolate = CcTest::i_isolate();
HandleScope scope(isolate);
MacroAssembler assm(isolate, NULL, 0);
__ mov(r2, Operand(0x12345678));
__ ExtractBitRange(r3, r2, 3, 2);
__ lgfr(r2, r3);
__ b(r14);
CodeDesc desc;
assm.GetCode(&desc);
Handle<Code> code = isolate->factory()->NewCode(
desc, Code::ComputeFlags(Code::STUB), Handle<Code>());
#ifdef DEBUG
code->Print();
#endif
F2 f = FUNCTION_CAST<F2>(code->entry());
intptr_t res =
reinterpret_cast<intptr_t>(CALL_GENERATED_CODE(isolate, f, 3, 4, 3, 0, 0));
::printf("f() = %" V8PRIdPTR "\n", res);
CHECK_EQ(2, static_cast<int>(res));
}
// Test JumpIfSmi
TEST(6) {
CcTest::InitializeVM();
Isolate* isolate = CcTest::i_isolate();
HandleScope scope(isolate);
MacroAssembler assm(isolate, NULL, 0);
Label yes;
__ mov(r2, Operand(0x12345678));
__ JumpIfSmi(r2, &yes);
__ beq(&yes);
__ Load(r2, Operand::Zero());
__ b(r14);
__ bind(&yes);
__ Load(r2, Operand(1));
__ b(r14);
CodeDesc desc;
assm.GetCode(&desc);
Handle<Code> code = isolate->factory()->NewCode(
desc, Code::ComputeFlags(Code::STUB), Handle<Code>());
#ifdef DEBUG
code->Print();
#endif
F2 f = FUNCTION_CAST<F2>(code->entry());
intptr_t res =
reinterpret_cast<intptr_t>(CALL_GENERATED_CODE(isolate, f, 3, 4, 3, 0, 0));
::printf("f() = %" V8PRIdPTR "\n", res);
CHECK_EQ(1, static_cast<int>(res));
}
// Test fix<->floating point conversion.
TEST(7) {
CcTest::InitializeVM();
Isolate* isolate = CcTest::i_isolate();
HandleScope scope(isolate);
MacroAssembler assm(isolate, NULL, 0);
Label yes;
__ mov(r3, Operand(0x1234));
__ cdfbr(d1, r3);
__ ldr(d2, d1);
__ adbr(d1, d2);
__ cfdbr(Condition(0), r2, d1);
__ b(r14);
CodeDesc desc;
assm.GetCode(&desc);
Handle<Code> code = isolate->factory()->NewCode(
desc, Code::ComputeFlags(Code::STUB), Handle<Code>());
#ifdef DEBUG
code->Print();
#endif
F2 f = FUNCTION_CAST<F2>(code->entry());
intptr_t res =
reinterpret_cast<intptr_t>(CALL_GENERATED_CODE(isolate, f, 3, 4, 3, 0, 0));
::printf("f() = %" V8PRIdPTR "\n", res);
CHECK_EQ(0x2468, static_cast<int>(res));
}
// Test DSGR
TEST(8) {
CcTest::InitializeVM();
Isolate* isolate = CcTest::i_isolate();
HandleScope scope(isolate);
MacroAssembler assm(isolate, NULL, 0);
// Zero upper bits of r3/r4
__ llihf(r3, Operand::Zero());
__ llihf(r4, Operand::Zero());
__ mov(r3, Operand(0x0002));
__ mov(r4, Operand(0x0002));
__ dsgr(r2, r4);
__ b(r14);
CodeDesc desc;
assm.GetCode(&desc);
Handle<Code> code = isolate->factory()->NewCode(
desc, Code::ComputeFlags(Code::STUB), Handle<Code>());
#ifdef DEBUG
code->Print();
#endif
F1 f = FUNCTION_CAST<F1>(code->entry());
intptr_t res =
reinterpret_cast<intptr_t>(CALL_GENERATED_CODE(isolate, f, 100, 0,
0, 0, 0));
::printf("f() = %" V8PRIdPTR "\n", res);
CHECK_EQ(0, static_cast<int>(res));
}
// Test LZDR
TEST(9) {
CcTest::InitializeVM();
Isolate* isolate = CcTest::i_isolate();
HandleScope scope(isolate);
MacroAssembler assm(isolate, NULL, 0);
__ lzdr(d4);
__ b(r14);
CodeDesc desc;
assm.GetCode(&desc);
Handle<Code> code = isolate->factory()->NewCode(
desc, Code::ComputeFlags(Code::STUB), Handle<Code>());
#ifdef DEBUG
code->Print();
#endif
F1 f = FUNCTION_CAST<F1>(code->entry());
intptr_t res =
reinterpret_cast<intptr_t>(CALL_GENERATED_CODE(isolate, f, 0, 0, 0, 0, 0));
::printf("f() = %" V8PRIdPTR "\n", res);
}
#endif
#undef __
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