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nodejs/deps/v8/test/unittests/assembler/disasm-s390-unittest.cc
Michaël Zasso 918fe04351
deps: update V8 to 13.6.233.8 
PR-URL: https://github.com/nodejs/node/pull/58070
Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com>
Reviewed-By: Darshan Sen <raisinten@gmail.com>
Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com>
Reviewed-By: Rafael Gonzaga <rafael.nunu@hotmail.com>
2025-05-02 15:06:53 +02:00

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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 <stdlib.h>
#include "src/codegen/macro-assembler.h"
#include "src/debug/debug.h"
#include "src/diagnostics/disasm.h"
#include "src/diagnostics/disassembler.h"
#include "src/execution/frames-inl.h"
#include "src/init/v8.h"
#include "test/unittests/test-utils.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace v8 {
namespace internal {
using DisasmS390Test = TestWithIsolate;
bool DisassembleAndCompare(uint8_t* pc, const char* compare_string) {
disasm::NameConverter converter;
disasm::Disassembler disasm(converter);
base::EmbeddedVector<char, 128> disasm_buffer;
disasm.InstructionDecode(disasm_buffer, pc);
if (strcmp(compare_string, disasm_buffer.begin()) != 0) {
fprintf(stderr,
"expected: \n"
"%s\n"
"disassembled: \n"
"%s\n\n",
compare_string, disasm_buffer.begin());
return false;
}
return true;
}
// Set up V8 to a state where we can at least run the assembler and
// disassembler. Declare the variables and allocate the data structures used
// in the rest of the macros.
#define SET_UP() \
HandleScope scope(isolate()); \
uint8_t* buffer = reinterpret_cast<uint8_t*>(malloc(4 * 1024)); \
Assembler assm(AssemblerOptions{}, \
ExternalAssemblerBuffer(buffer, 4 * 1024)); \
bool failure = false;
// This macro assembles one instruction using the preallocated assembler and
// disassembles the generated instruction, comparing the output to the expected
// value. If the comparison fails an error message is printed, but the test
// continues to run until the end.
#define COMPARE(asm_, compare_string) \
{ \
int pc_offset = assm.pc_offset(); \
uint8_t* progcounter = &buffer[pc_offset]; \
assm.asm_; \
if (!DisassembleAndCompare(progcounter, compare_string)) failure = true; \
}
// Force emission of any pending literals into a pool.
#define EMIT_PENDING_LITERALS() assm.CheckConstPool(true, false)
// Verify that all invocations of the COMPARE macro passed successfully.
// Exit with a failure if at least one of the tests failed.
#define VERIFY_RUN() \
if (failure) { \
FATAL("S390 Disassembler tests failed.\n"); \
}
TEST_F(DisasmS390Test, TwoBytes) {
SET_UP();
COMPARE(ar(r3, r10), "1a3a ar\tr3,r10");
COMPARE(sr(r8, ip), "1b8c sr\tr8,ip");
COMPARE(mr_z(r0, r6), "1c06 mr\tr0,r6");
COMPARE(dr(r0, r5), "1d05 dr\tr0,r5");
COMPARE(or_z(r4, r2), "1642 or\tr4,r2");
COMPARE(nr(fp, r9), "14b9 nr\tfp,r9");
COMPARE(xr(r10, ip), "17ac xr\tr10,ip");
COMPARE(lr(r2, r13), "182d lr\tr2,r13");
COMPARE(cr_z(r9, r3), "1993 cr\tr9,r3");
COMPARE(clr(sp, r4), "15f4 clr\tsp,r4");
COMPARE(bcr(eq, r8), "0788 bcr\t0x8,r8");
COMPARE(ltr(r10, r1), "12a1 ltr\tr10,r1");
COMPARE(alr(r6, r8), "1e68 alr\tr6,r8");
COMPARE(slr(r3, ip), "1f3c slr\tr3,ip");
COMPARE(lnr(r4, r1), "1141 lnr\tr4,r1");
COMPARE(lcr(r0, r3), "1303 lcr\tr0,r3");
COMPARE(basr(r14, r7), "0de7 basr\tr14,r7");
COMPARE(ldr(d4, d6), "2846 ldr\td4,d6");
VERIFY_RUN();
}
TEST_F(DisasmS390Test, FourBytes) {
SET_UP();
COMPARE(aghi(r5, Operand(1)), "a75b0001 aghi\tr5,1");
COMPARE(lghi(r6, Operand(8)), "a7690008 lghi\tr6,8");
COMPARE(mghi(r1, Operand(2)), "a71d0002 mghi\tr1,2");
COMPARE(cghi(r3, Operand(7)), "a73f0007 cghi\tr3,7");
COMPARE(iihh(r10, Operand(8)), "a5a00008 iihh\tr10,8");
COMPARE(iihl(r9, Operand(10)), "a591000a iihl\tr9,10");
COMPARE(iilh(r0, Operand(40)), "a5020028 iilh\tr0,40");
COMPARE(iill(r6, Operand(19)), "a5630013 iill\tr6,19");
COMPARE(oill(r9, Operand(9)), "a59b0009 oill\tr9,9");
COMPARE(tmll(r4, Operand(7)), "a7410007 tmll\tr4,7");
COMPARE(stm(r2, r5, MemOperand(r9, 44)), "9025902c stm\tr2,r5,44(r9)");
COMPARE(lm(r8, r0, MemOperand(sp, 88)), "9880f058 lm\tr8,r0,88(sp)");
COMPARE(nill(r7, Operand(30)), "a577001e nill\tr7,30");
COMPARE(nilh(r8, Operand(4)), "a5860004 nilh\tr8,4");
COMPARE(ah(r9, MemOperand(r5, r4, 4)), "4a954004 ah\tr9,4(r5,r4)");
COMPARE(sh(r8, MemOperand(r1, r2, 6)), "4b812006 sh\tr8,6(r1,r2)");
COMPARE(mh(r5, MemOperand(r9, r8, 7)), "4c598007 mh\tr5,7(r9,r8)");
VERIFY_RUN();
}
TEST_F(DisasmS390Test, SixBytes) {
SET_UP();
COMPARE(llihf(ip, Operand(90000)), "c0ce00015f90 llihf\tip,90000");
COMPARE(agsi(MemOperand(r9, 1000), Operand(70)),
"eb4693e8007a agsi\t1000(r9),70");
COMPARE(clgfi(r7, Operand(80)), "c27e00000050 clgfi\tr7,80");
COMPARE(cgfi(r8, Operand(10)), "c28c0000000a cgfi\tr8,10");
COMPARE(xihf(fp, Operand(8)), "c0b600000008 xihf\tfp,8");
COMPARE(sllg(r0, r1, r2), "eb012000000d sllg\tr0,r1,0(r2)");
COMPARE(sllg(r0, r1, Operand(10)), "eb01000a000d sllg\tr0,r1,10(r0)");
COMPARE(srlg(r1, r3, Operand(10)), "eb13000a000c srlg\tr1,r3,10(r0)");
COMPARE(srlg(r1, r3, r10), "eb13a000000c srlg\tr1,r3,0(r10)");
COMPARE(slag(r1, r3, Operand(2)), "eb130002000b slag\tr1,r3,2(r0)");
COMPARE(slag(r1, r3, r2), "eb132000000b slag\tr1,r3,0(r2)");
COMPARE(srag(r1, r3, r2), "eb132000000a srag\tr1,r3,0(r2)");
COMPARE(srag(r1, r3, Operand(2)), "eb130002000a srag\tr1,r3,2(r0)");
COMPARE(risbg(r1, r2, Operand(3), Operand(5), Operand(2)),
"ec1203050255 risbg\tr1,r2,3,5,2");
COMPARE(risbgn(r1, r2, Operand(3), Operand(5), Operand(2)),
"ec1203050259 risbgn\tr1,r2,3,5,2");
COMPARE(stmg(r3, r4, MemOperand(sp, 10)),
"eb34f00a0024 stmg\tr3,r4,10(sp)");
COMPARE(ltg(r1, MemOperand(r4, sp, 10)), "e314f00a0002 ltg\tr1,10(r4,sp)");
COMPARE(lgh(r8, MemOperand(r1, 8888)), "e38012b80215 lgh\tr8,8888(r1)");
COMPARE(ag(r4, MemOperand(r9, r4, 2046)),
"e34947fe0008 ag\tr4,2046(r9,r4)");
COMPARE(agf(r1, MemOperand(r3, sp, 9)), "e313f0090018 agf\tr1,9(r3,sp)");
COMPARE(sg(r9, MemOperand(r5, 15)), "e390500f0009 sg\tr9,15(r5)");
COMPARE(ng(r7, MemOperand(r5, r6, 1000)),
"e37563e80080 ng\tr7,1000(r5,r6)");
COMPARE(og(r2, MemOperand(r8, r0, 1000)),
"e32803e80081 og\tr2,1000(r8,r0)");
COMPARE(xg(r9, MemOperand(r3, 8888)), "e39032b80282 xg\tr9,8888(r3)");
COMPARE(ng(r0, MemOperand(r9, r3, 900)), "e30933840080 ng\tr0,900(r9,r3)");
COMPARE(og(r3, MemOperand(r8, r2, 8888)),
"e33822b80281 og\tr3,8888(r8,r2)");
COMPARE(xg(r9, MemOperand(r3, 15)), "e390300f0082 xg\tr9,15(r3)");
COMPARE(cg(r0, MemOperand(r5, r4, 4)), "e30540040020 cg\tr0,4(r5,r4)");
COMPARE(lg(r1, MemOperand(r7, r8, 90)), "e317805a0004 lg\tr1,90(r7,r8)");
COMPARE(lgf(r1, MemOperand(sp, 15)), "e310f00f0014 lgf\tr1,15(sp)");
COMPARE(llgf(r0, MemOperand(r3, r4, 8)), "e30340080016 llgf\tr0,8(r3,r4)");
COMPARE(alg(r8, MemOperand(r4, 11)), "e380400b000a alg\tr8,11(r4)");
COMPARE(slg(r1, MemOperand(r5, r6, 11)), "e315600b000b slg\tr1,11(r5,r6)");
COMPARE(sgf(r0, MemOperand(r4, r5, 8888)),
"e30452b80219 sgf\tr0,8888(r4,r5)");
COMPARE(llgh(r4, MemOperand(r1, 8000)), "e3401f400191 llgh\tr4,8000(r1)");
COMPARE(llgc(r0, MemOperand(r4, r5, 30)),
"e304501e0090 llgc\tr0,30(r4,r5)");
COMPARE(lgb(r9, MemOperand(r8, r7, 10)), "e398700a0077 lgb\tr9,10(r8,r7)");
COMPARE(stg(r0, MemOperand(r9, 10)), "e300900a0024 stg\tr0,10(r9)");
COMPARE(mvghi(MemOperand(r7, 25), Operand(100)),
"e54870190064 mvghi\t25(r7),100");
COMPARE(algfi(r1, Operand(34250)), "c21a000085ca algfi\tr1,34250");
COMPARE(slgfi(r1, Operand(87654321)), "c21405397fb1 slgfi\tr1,87654321");
COMPARE(nihf(r2, Operand(8888)), "c02a000022b8 nihf\tr2,8888");
COMPARE(oihf(r6, Operand(9000)), "c06c00002328 oihf\tr6,9000");
COMPARE(msgfi(r6, Operand(90000)), "c26000015f90 msgfi\tr6,90000");
COMPARE(iihf(r6, Operand(9)), "c06800000009 iihf\tr6,9");
COMPARE(srlk(r1, r3, r2), "eb13200000de srlk\tr1,r3,0(r2)");
COMPARE(srlk(r1, r3, Operand(2)), "eb13000200de srlk\tr1,r3,2(r0)");
COMPARE(lmy(r9, r10, MemOperand(r8, 100)),
"eb9a80640098 lmy\tr9,r10,100(r8)");
COMPARE(lmg(r7, r8, MemOperand(r9, 100)),
"eb7890640004 lmg\tr7,r8,100(r9)");
COMPARE(lay(fp, MemOperand(sp, 8000)), "e3b0ff400171 lay\tfp,8000(sp)");
COMPARE(cliy(MemOperand(sp, 80), Operand(80)),
"eb50f0500055 cliy\t80(sp),80");
COMPARE(tmy(MemOperand(r0, 20), Operand(10)),
"eb0a00140051 tmy\t20(r0),10");
COMPARE(clg(r9, MemOperand(r6, r7, 19)), "e39670130021 clg\tr9,19(r6,r7)");
COMPARE(bctg(r8, MemOperand(sp, 10)), "e380f00a0046 bctg\tr8,10(sp)");
COMPARE(icy(r2, MemOperand(r3, 2)), "e32030020073 icy\tr2,2(r3)");
COMPARE(mvc(MemOperand(r9, 9), MemOperand(r3, 15), Operand(10)),
"d20a9009300f mvc\t9(10,r9),15(r3)");
COMPARE(nilf(r0, Operand(8000)), "c00b00001f40 nilf\tr0,8000");
COMPARE(oilf(r9, Operand(1000)), "c09d000003e8 oilf\tr9,1000");
VERIFY_RUN();
}
#undef SET_UP
#undef COMPARE
#undef EMIT_PENDING_LITERALS
#undef VERIFY_RUN
} // namespace internal
} // namespace v8
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