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