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v8/test/unittests/assembler/disasm-riscv-unittest.cc
Lu Yahan 942a67ca01 Reland "[riscv32] Add RISCV32 backend" 
This is a reland of commit 491de34bcc

co-authors: Ji Qiu <qiuji@iscas.ac.cn>
            Alvise De Faveri Tron <elvisilde@gmail.com>
            Usman Zain <uszain@gmail.com>
            Zheng Quan <vitalyankh@gmail.com>

Original change's description:
> [riscv32] Add RISCV32 backend
>
> This very large changeset adds support for RISCV32.
>
> Bug: v8:13025
> Change-Id: Ieacc857131e6620f0fcfd7daa88a0f8d77056aa9
> Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3736732
> Reviewed-by: Michael Achenbach <machenbach@chromium.org>
> Commit-Queue: Yahan Lu <yahan@iscas.ac.cn>
> Reviewed-by: ji qiu <qiuji@iscas.ac.cn>
> Reviewed-by: Andreas Haas <ahaas@chromium.org>
> Reviewed-by: Hannes Payer <hpayer@chromium.org>
> Reviewed-by: Nico Hartmann <nicohartmann@chromium.org>
> Cr-Commit-Position: refs/heads/main@{#82053}

Bug: v8:13025
Change-Id: I220fae4b8e2679bdc111724e08817b079b373bd5
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3807124
Commit-Queue: Yahan Lu <yahan@iscas.ac.cn>
Reviewed-by: Michael Achenbach <machenbach@chromium.org>
Reviewed-by: ji qiu <qiuji@iscas.ac.cn>
Reviewed-by: Hannes Payer <hpayer@chromium.org>
Reviewed-by: Andreas Haas <ahaas@chromium.org>
Cr-Commit-Position: refs/heads/main@{#82198}
2022-08-04 12:47:44 +00:00

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// Copyright 2021 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 DisasmRiscv64Test = TestWithIsolate;
bool prev_instr_compact_branch = false;
bool DisassembleAndCompare(byte* pc, const char* compare_string) {
disasm::NameConverter converter;
disasm::Disassembler disasm(converter);
base::EmbeddedVector<char, 128> disasm_buffer;
if (prev_instr_compact_branch) {
disasm.InstructionDecode(disasm_buffer, pc);
pc += 4;
}
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()); \
byte* buffer = reinterpret_cast<byte*>(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(); \
byte* progcounter = &buffer[pc_offset]; \
assm.asm_; \
if (!DisassembleAndCompare(progcounter, compare_string)) failure = true; \
}
#define COMPARE_PC_REL(asm_, compare_string, offset) \
{ \
int pc_offset = assm.pc_offset(); \
byte* progcounter = &buffer[pc_offset]; \
char str_with_address[100]; \
snprintf(str_with_address, sizeof(str_with_address), "%s -> %p", \
compare_string, static_cast<void*>(progcounter + (offset))); \
assm.asm_; \
if (!DisassembleAndCompare(progcounter, str_with_address)) failure = true; \
}
// 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("RISCV Disassembler tests failed.\n"); \
}
TEST_F(DisasmRiscv64Test, Arith) {
SET_UP();
// Arithmetic with immediate
COMPARE(addi(t6, s3, -268), "ef498f93 addi t6, s3, -268");
COMPARE(slti(t5, s4, -268), "ef4a2f13 slti t5, s4, -268");
COMPARE(sltiu(t4, s5, -268), "ef4abe93 sltiu t4, s5, -268");
COMPARE(xori(t3, s6, static_cast<int16_t>(0xfffffef4)),
"ef4b4e13 xori t3, s6, 0xfffffef4");
COMPARE(ori(s11, zero_reg, static_cast<int16_t>(0xfffffef4)),
"ef406d93 ori s11, zero_reg, 0xfffffef4");
COMPARE(andi(s10, ra, static_cast<int16_t>(0xfffffef4)),
"ef40fd13 andi s10, ra, 0xfffffef4");
COMPARE(slli(s9, sp, 17), "01111c93 slli s9, sp, 17");
COMPARE(srli(s8, gp, 17), "0111dc13 srli s8, gp, 17");
COMPARE(srai(s7, tp, 17), "41125b93 srai s7, tp, 17");
// Arithmetic
COMPARE(add(s6, t0, t4), "01d28b33 add s6, t0, t4");
COMPARE(sub(s5, t1, s4), "41430ab3 sub s5, t1, s4");
COMPARE(sll(s4, t2, s4), "01439a33 sll s4, t2, s4");
COMPARE(slt(s3, fp, s4), "014429b3 slt s3, fp, s4");
COMPARE(sltu(s2, s3, t6), "01f9b933 sltu s2, s3, t6");
COMPARE(xor_(a7, s4, s4), "014a48b3 xor a7, s4, s4");
COMPARE(srl(a6, s5, s4), "014ad833 srl a6, s5, s4");
COMPARE(sra(a0, s3, s4), "4149d533 sra a0, s3, s4");
COMPARE(or_(a0, s3, s4), "0149e533 or a0, s3, s4");
COMPARE(and_(a0, s3, s4), "0149f533 and a0, s3, s4");
VERIFY_RUN();
}
TEST_F(DisasmRiscv64Test, LD_ST) {
SET_UP();
// Loads
COMPARE(lb(t0, a0, 0), "00050283 lb t0, 0(a0)");
COMPARE(lh(t1, a1, -1024), "c0059303 lh t1, -1024(a1)");
COMPARE(lw(t2, a2, 100), "06462383 lw t2, 100(a2)");
COMPARE(lbu(fp, a3, -512), "e006c403 lbu fp, -512(a3)");
COMPARE(lhu(s1, a4, 258), "10275483 lhu s1, 258(a4)");
// Stores
COMPARE(sb(zero_reg, a5, -4), "fe078e23 sb zero_reg, -4(a5)");
COMPARE(sh(a6, s2, 4), "01091223 sh a6, 4(s2)");
COMPARE(sw(a7, s3, 100), "0719a223 sw a7, 100(s3)");
VERIFY_RUN();
}
TEST_F(DisasmRiscv64Test, MISC) {
SET_UP();
COMPARE(lui(sp, 0x64), "00064137 lui sp, 0x64");
COMPARE(auipc(ra, 0x7fe), "007fe097 auipc ra, 0x7fe");
// Jumps
COMPARE_PC_REL(jal(gp, 100), "064001ef jal gp, 100", 100);
COMPARE(jalr(tp, zero_reg, 100),
"06400267 jalr tp, 100(zero_reg)");
// Branches
COMPARE_PC_REL(beq(fp, a4, -268), "eee40ae3 beq fp, a4, -268",
-268);
COMPARE_PC_REL(bne(t1, s4, -268), "ef431ae3 bne t1, s4, -268",
-268);
COMPARE_PC_REL(blt(s3, t4, -268), "efd9cae3 blt s3, t4, -268",
-268);
COMPARE_PC_REL(bge(t2, sp, -268), "ee23dae3 bge t2, sp, -268",
-268);
COMPARE_PC_REL(bltu(s6, a1, -268), "eebb6ae3 bltu s6, a1, -268",
-268);
COMPARE_PC_REL(bgeu(a1, s3, -268), "ef35fae3 bgeu a1, s3, -268",
-268);
// Memory fences
COMPARE(fence(PSO | PSR, PSW | PSI), "0690000f fence or, iw");
COMPARE(fence_tso(), "8330000f fence rw, rw");
// Environment call / break
COMPARE(ecall(), "00000073 ecall");
COMPARE(ebreak(), "00100073 ebreak");
VERIFY_RUN();
}
TEST_F(DisasmRiscv64Test, CSR) {
SET_UP();
COMPARE(csrrw(a0, csr_fflags, t3), "001e1573 fsflags a0, t3");
COMPARE(csrrs(a0, csr_frm, t1), "00232573 csrrs a0, csr_frm, t1");
COMPARE(csrrc(a0, csr_fcsr, s3), "0039b573 csrrc a0, csr_fcsr, s3");
COMPARE(csrrwi(a0, csr_fflags, 0x10),
"00185573 csrrwi a0, csr_fflags, 0x10");
COMPARE(csrrsi(t3, csr_frm, 0x3),
"0021ee73 csrrsi t3, csr_frm, 0x3");
COMPARE(csrrci(a0, csr_fflags, 0x10),
"00187573 csrrci a0, csr_fflags, 0x10");
VERIFY_RUN();
}
#ifdef V8_TARGET_ARCH_RISCV64
TEST_F(DisasmRiscv64Test, RV64I) {
SET_UP();
COMPARE(lwu(a0, s3, -268), "ef49e503 lwu a0, -268(s3)");
COMPARE(ld(a1, s3, -268), "ef49b583 ld a1, -268(s3)");
COMPARE(sd(fp, sp, -268), "ee813a23 sd fp, -268(sp)");
COMPARE(addiw(gp, s3, -268), "ef49819b addiw gp, s3, -268");
COMPARE(slliw(tp, s3, 17), "0119921b slliw tp, s3, 17");
COMPARE(srliw(ra, s3, 10), "00a9d09b srliw ra, s3, 10");
COMPARE(sraiw(sp, s3, 17), "4119d11b sraiw sp, s3, 17");
COMPARE(addw(t1, zero_reg, s4), "0140033b addw t1, zero_reg, s4");
COMPARE(subw(t2, s3, s4), "414983bb subw t2, s3, s4");
COMPARE(sllw(s7, s3, s4), "01499bbb sllw s7, s3, s4");
COMPARE(srlw(s10, s3, s4), "0149dd3b srlw s10, s3, s4");
COMPARE(sraw(a7, s3, s4), "4149d8bb sraw a7, s3, s4");
VERIFY_RUN();
}
#endif
TEST_F(DisasmRiscv64Test, RV32M) {
SET_UP();
COMPARE(mul(a0, s3, t4), "03d98533 mul a0, s3, t4");
COMPARE(mulh(a0, s3, t4), "03d99533 mulh a0, s3, t4");
COMPARE(mulhsu(a0, s3, t4), "03d9a533 mulhsu a0, s3, t4");
COMPARE(mulhu(a0, s3, t4), "03d9b533 mulhu a0, s3, t4");
COMPARE(div(a0, s3, t4), "03d9c533 div a0, s3, t4");
COMPARE(divu(a0, s3, t4), "03d9d533 divu a0, s3, t4");
COMPARE(rem(a0, s3, t4), "03d9e533 rem a0, s3, t4");
COMPARE(remu(a0, s3, t4), "03d9f533 remu a0, s3, t4");
VERIFY_RUN();
}
#ifdef V8_TARGET_ARCH_RISCV64
TEST_F(DisasmRiscv64Test, RV64M) {
SET_UP();
COMPARE(mulw(a0, s3, s4), "0349853b mulw a0, s3, s4");
COMPARE(divw(a0, s3, s4), "0349c53b divw a0, s3, s4");
COMPARE(divuw(a0, s3, s4), "0349d53b divuw a0, s3, s4");
COMPARE(remw(a0, s3, s4), "0349e53b remw a0, s3, s4");
COMPARE(remuw(a0, s3, s4), "0349f53b remuw a0, s3, s4");
VERIFY_RUN();
}
#endif
TEST_F(DisasmRiscv64Test, RV32A) {
SET_UP();
// RV32A Standard Extension
COMPARE(lr_w(true, false, a0, s3), "1409a52f lr.w.aq a0, (s3)");
COMPARE(sc_w(true, true, a0, s3, s4),
"1f49a52f sc.w.aqrl a0, s4, (s3)");
COMPARE(amoswap_w(false, false, a0, s3, s4),
"0949a52f amoswap.w a0, s4, (s3)");
COMPARE(amoadd_w(false, true, a0, s3, s4),
"0349a52f amoadd.w.rl a0, s4, (s3)");
COMPARE(amoxor_w(true, false, a0, s3, s4),
"2549a52f amoxor.w.aq a0, s4, (s3)");
COMPARE(amoand_w(false, false, a0, s3, s4),
"6149a52f amoand.w a0, s4, (s3)");
COMPARE(amoor_w(true, true, a0, s3, s4),
"4749a52f amoor.w.aqrl a0, s4, (s3)");
COMPARE(amomin_w(false, true, a0, s3, s4),
"8349a52f amomin.w.rl a0, s4, (s3)");
COMPARE(amomax_w(true, false, a0, s3, s4),
"a549a52f amomax.w.aq a0, s4, (s3)");
COMPARE(amominu_w(false, false, a0, s3, s4),
"c149a52f amominu.w a0, s4, (s3)");
COMPARE(amomaxu_w(true, true, a0, s3, s4),
"e749a52f amomaxu.w.aqrl a0, s4, (s3)");
VERIFY_RUN();
}
#ifdef V8_TARGET_ARCH_RISCV64
TEST_F(DisasmRiscv64Test, RV64A) {
SET_UP();
COMPARE(lr_d(true, true, a0, s3), "1609b52f lr.d.aqrl a0, (s3)");
COMPARE(sc_d(false, true, a0, s3, s4), "1b49b52f sc.d.rl a0, s4, (s3)");
COMPARE(amoswap_d(true, false, a0, s3, s4),
"0d49b52f amoswap.d.aq a0, s4, (s3)");
COMPARE(amoadd_d(false, false, a0, s3, s4),
"0149b52f amoadd.d a0, s4, (s3)");
COMPARE(amoxor_d(true, false, a0, s3, s4),
"2549b52f amoxor.d.aq a0, s4, (s3)");
COMPARE(amoand_d(true, true, a0, s3, s4),
"6749b52f amoand.d.aqrl a0, s4, (s3)");
COMPARE(amoor_d(false, true, a0, s3, s4),
"4349b52f amoor.d.rl a0, s4, (s3)");
COMPARE(amomin_d(true, true, a0, s3, s4),
"8749b52f amomin.d.aqrl a0, s4, (s3)");
COMPARE(amomax_d(false, true, a0, s3, s4),
"a349b52f amoswap.d.rl a0, s4, (s3)");
COMPARE(amominu_d(true, false, a0, s3, s4),
"c549b52f amominu.d.aq a0, s4, (s3)");
COMPARE(amomaxu_d(false, true, a0, s3, s4),
"e349b52f amomaxu.d.rl a0, s4, (s3)");
VERIFY_RUN();
}
#endif
TEST_F(DisasmRiscv64Test, RV32F) {
SET_UP();
// RV32F Standard Extension
COMPARE(flw(fa0, s3, -268), "ef49a507 flw fa0, -268(s3)");
COMPARE(fsw(ft7, sp, -268), "ee712a27 fsw ft7, -268(sp)");
COMPARE(fmadd_s(fa0, ft8, fa5, fs5),
"a8fe0543 fmadd.s fa0, ft8, fa5, fs5");
COMPARE(fmsub_s(fa0, ft8, fa5, fs5),
"a8fe0547 fmsub.s fa0, ft8, fa5, fs5");
COMPARE(fnmsub_s(fa0, ft8, fa5, fs5),
"a8fe054b fnmsub.s fa0, ft8, fa5, fs5");
COMPARE(fnmadd_s(fa0, ft8, fa5, fs5),
"a8fe054f fnmadd.s fa0, ft8, fa5, fs5");
COMPARE(fadd_s(fa0, ft8, fa5), "00fe0553 fadd.s fa0, ft8, fa5");
COMPARE(fsub_s(fa0, ft8, fa5), "08fe0553 fsub.s fa0, ft8, fa5");
COMPARE(fmul_s(fa0, ft8, fa5), "10fe0553 fmul.s fa0, ft8, fa5");
COMPARE(fdiv_s(ft0, ft8, fa5), "18fe0053 fdiv.s ft0, ft8, fa5");
COMPARE(fsqrt_s(ft0, ft8), "580e0053 fsqrt.s ft0, ft8");
COMPARE(fsgnj_s(ft0, ft8, fa5), "20fe0053 fsgnj.s ft0, ft8, fa5");
COMPARE(fsgnjn_s(ft0, ft8, fa5), "20fe1053 fsgnjn.s ft0, ft8, fa5");
COMPARE(fsgnjx_s(ft0, ft8, fa5), "20fe2053 fsgnjx.s ft0, ft8, fa5");
COMPARE(fmin_s(ft0, ft8, fa5), "28fe0053 fmin.s ft0, ft8, fa5");
COMPARE(fmax_s(ft0, ft8, fa5), "28fe1053 fmax.s ft0, ft8, fa5");
COMPARE(fcvt_w_s(a0, ft8, RNE), "c00e0553 fcvt.w.s [RNE] a0, ft8");
COMPARE(fcvt_wu_s(a0, ft8, RTZ), "c01e1553 fcvt.wu.s [RTZ] a0, ft8");
COMPARE(fmv_x_w(a0, ft8), "e00e0553 fmv.x.w a0, ft8");
COMPARE(feq_s(a0, ft8, fa5), "a0fe2553 feq.s a0, ft8, fa5");
COMPARE(flt_s(a0, ft8, fa5), "a0fe1553 flt.s a0, ft8, fa5");
COMPARE(fle_s(a0, ft8, fa5), "a0fe0553 fle.s a0, ft8, fa5");
COMPARE(fclass_s(a0, ft8), "e00e1553 fclass.s a0, ft8");
COMPARE(fcvt_s_w(ft0, s3), "d0098053 fcvt.s.w ft0, s3");
COMPARE(fcvt_s_wu(ft0, s3), "d0198053 fcvt.s.wu ft0, s3");
COMPARE(fmv_w_x(ft0, s3), "f0098053 fmv.w.x ft0, s3");
VERIFY_RUN();
}
#ifdef V8_TARGET_ARCH_RISCV64
TEST_F(DisasmRiscv64Test, RV64F) {
SET_UP();
// RV64F Standard Extension (in addition to RV32F)
COMPARE(fcvt_l_s(a0, ft8, RNE), "c02e0553 fcvt.l.s [RNE] a0, ft8");
COMPARE(fcvt_lu_s(a0, ft8, RMM), "c03e4553 fcvt.lu.s [RMM] a0, ft8");
COMPARE(fcvt_s_l(ft0, s3), "d0298053 fcvt.s.l ft0, s3");
COMPARE(fcvt_s_lu(ft0, s3), "d0398053 fcvt.s.lu ft0, s3");
VERIFY_RUN();
}
#endif
TEST_F(DisasmRiscv64Test, RV32D) {
SET_UP();
// RV32D Standard Extension
COMPARE(fld(ft0, s3, -268), "ef49b007 fld ft0, -268(s3)");
COMPARE(fsd(ft7, sp, -268), "ee713a27 fsd ft7, -268(sp)");
COMPARE(fmadd_d(ft0, ft8, fa5, fs5),
"aafe0043 fmadd.d ft0, ft8, fa5, fs5");
COMPARE(fmsub_d(ft0, ft8, fa5, fs1),
"4afe0047 fmsub.d ft0, ft8, fa5, fs1");
COMPARE(fnmsub_d(ft0, ft8, fa5, fs2),
"92fe004b fnmsub.d ft0, ft8, fa5, fs2");
COMPARE(fnmadd_d(ft0, ft8, fa5, fs3),
"9afe004f fnmadd.d ft0, ft8, fa5, fs3");
COMPARE(fadd_d(ft0, ft8, fa5), "02fe0053 fadd.d ft0, ft8, fa5");
COMPARE(fsub_d(ft0, ft8, fa5), "0afe0053 fsub.d ft0, ft8, fa5");
COMPARE(fmul_d(ft0, ft8, fa5), "12fe0053 fmul.d ft0, ft8, fa5");
COMPARE(fdiv_d(ft0, ft8, fa5), "1afe0053 fdiv.d ft0, ft8, fa5");
COMPARE(fsqrt_d(ft0, ft8), "5a0e0053 fsqrt.d ft0, ft8");
COMPARE(fsgnj_d(ft0, ft8, fa5), "22fe0053 fsgnj.d ft0, ft8, fa5");
COMPARE(fsgnjn_d(ft0, ft8, fa5), "22fe1053 fsgnjn.d ft0, ft8, fa5");
COMPARE(fsgnjx_d(ft0, ft8, fa5), "22fe2053 fsgnjx.d ft0, ft8, fa5");
COMPARE(fmin_d(ft0, ft8, fa5), "2afe0053 fmin.d ft0, ft8, fa5");
COMPARE(fmax_d(ft0, ft8, fa5), "2afe1053 fmax.d ft0, ft8, fa5");
COMPARE(fcvt_s_d(ft0, ft8, RDN), "401e2053 fcvt.s.d [RDN] ft0, t3");
COMPARE(fcvt_d_s(ft0, fa0), "42050053 fcvt.d.s ft0, fa0");
COMPARE(feq_d(a0, ft8, fa5), "a2fe2553 feq.d a0, ft8, fa5");
COMPARE(flt_d(a0, ft8, fa5), "a2fe1553 flt.d a0, ft8, fa5");
COMPARE(fle_d(a0, ft8, fa5), "a2fe0553 fle.d a0, ft8, fa5");
COMPARE(fclass_d(a0, ft8), "e20e1553 fclass.d a0, ft8");
COMPARE(fcvt_w_d(a0, ft8, RNE), "c20e0553 fcvt.w.d [RNE] a0, ft8");
COMPARE(fcvt_wu_d(a0, ft8, RUP), "c21e3553 fcvt.wu.d [RUP] a0, ft8");
COMPARE(fcvt_d_w(ft0, s3), "d2098053 fcvt.d.w ft0, s3");
COMPARE(fcvt_d_wu(ft0, s3), "d2198053 fcvt.d.wu ft0, s3");
VERIFY_RUN();
}
#ifdef V8_TARGET_ARCH_RISCV64
TEST_F(DisasmRiscv64Test, RV64D) {
SET_UP();
// RV64D Standard Extension (in addition to RV32D)
COMPARE(fcvt_l_d(a0, ft8, RMM), "c22e4553 fcvt.l.d [RMM] a0, ft8");
COMPARE(fcvt_lu_d(a0, ft8, RDN), "c23e2553 fcvt.lu.d [RDN] a0, ft8");
COMPARE(fmv_x_d(a0, ft8), "e20e0553 fmv.x.d a0, ft8");
COMPARE(fcvt_d_l(ft0, s3), "d2298053 fcvt.d.l ft0, s3");
COMPARE(fcvt_d_lu(ft0, s3), "d2398053 fcvt.d.lu ft0, s3");
COMPARE(fmv_d_x(ft0, s3), "f2098053 fmv.d.x ft0, s3");
VERIFY_RUN();
}
#endif
TEST_F(DisasmRiscv64Test, PSEUDO) {
SET_UP();
// pseodu instructions according to rISCV assembly programmer's handbook
COMPARE(nop(), "00000013 nop");
COMPARE(RV_li(t6, -12), "ff400f93 li t6, -12");
COMPARE(mv(t0, a4), "00070293 mv t0, a4");
COMPARE(not_(t0, a5), "fff7c293 not t0, a5");
COMPARE(neg(ra, a6), "410000b3 neg ra, a6");
#ifdef V8_TARGET_ARCH_RISCV64
COMPARE(negw(t2, fp), "408003bb negw t2, fp");
COMPARE(sext_w(t0, s1), "0004829b sext.w t0, s1");
#endif
COMPARE(seqz(sp, s2), "00193113 seqz sp, s2");
COMPARE(snez(fp, s3), "01303433 snez fp, s3");
COMPARE(sltz(a0, t5), "000f2533 sltz a0, t5");
COMPARE(sgtz(a1, t4), "01d025b3 sgtz a1, t4");
COMPARE(fmv_s(fa0, fs4), "214a0553 fmv.s fa0, fs4");
COMPARE(fabs_s(fa1, fs3), "2139a5d3 fabs.s fa1, fs3");
COMPARE(fneg_s(fa2, fs5), "215a9653 fneg.s fa2, fs5");
COMPARE(fmv_d(fa3, fs2), "232906d3 fmv.d fa3, fs2");
COMPARE(fabs_d(fs0, fs2), "23292453 fabs.d fs0, fs2");
COMPARE(fneg_d(fs1, fs1), "229494d3 fneg.d fs1, fs1");
COMPARE_PC_REL(j(-1024), "c01ff06f j -1024", -1024);
COMPARE_PC_REL(jal(32), "020000ef jal 32", 32);
COMPARE(jr(a1), "00058067 jr a1");
COMPARE(jalr(a1), "000580e7 jalr a1");
COMPARE(ret(), "00008067 ret");
// COMPARE(call(int32_t offset);
COMPARE(rdinstret(t0), "c02022f3 rdinstret t0");
COMPARE(rdinstreth(a0), "c8202573 rdinstreth a0");
COMPARE(rdcycle(a4), "c0002773 rdcycle a4");
COMPARE(rdcycleh(a5), "c80027f3 rdcycleh a5");
COMPARE(rdtime(a3), "c01026f3 rdtime a3");
COMPARE(rdtimeh(t2), "c81023f3 rdtimeh t2");
COMPARE(csrr(t3, csr_cycle), "c0002e73 rdcycle t3");
COMPARE(csrw(csr_instret, a1), "c0259073 csrw csr_instret, a1");
COMPARE(csrs(csr_timeh, a2), "c8162073 csrs csr_timeh, a2");
COMPARE(csrc(csr_cycleh, t1), "c8033073 csrc csr_cycleh, t1");
COMPARE(csrwi(csr_time, 0xf), "c017d073 csrwi csr_time, 0xf");
COMPARE(csrsi(csr_cycleh, 0x1), "c800e073 csrsi csr_cycleh, 0x1");
COMPARE(csrci(csr_instreth, 0x15),
"c82af073 csrci csr_instreth, 0x15");
COMPARE(frcsr(t4), "00302ef3 frcsr t4");
COMPARE(fscsr(t1, a1), "00359373 fscsr t1, a1");
COMPARE(fscsr(a4), "00371073 fscsr a4");
COMPARE(frrm(t2), "002023f3 frrm t2");
COMPARE(fsrm(t0, a1), "002592f3 fsrm t0, a1");
COMPARE(fsrm(a5), "00279073 fsrm a5");
COMPARE(frflags(s5), "00102af3 frflags s5");
COMPARE(fsflags(s2, t1), "00131973 fsflags s2, t1");
COMPARE(fsflags(s1), "00149073 fsflags s1");
VERIFY_RUN();
}
#ifdef V8_TARGET_ARCH_RISCV64
TEST_F(DisasmRiscv64Test, RV64C) {
i::FLAG_riscv_c_extension = true;
SET_UP();
COMPARE(c_nop(), "00000001 nop");
COMPARE(c_addi(s3, -25), "0000199d addi s3, s3, -25");
COMPARE(c_addiw(gp, -30), "00003189 addiw gp, gp, -30");
COMPARE(c_addi16sp(-432), "00007161 addi sp, sp, -432");
COMPARE(c_addi4spn(a1, 924), "00000f6c addi a1, sp, 924");
COMPARE(c_li(t6, -15), "00005fc5 li t6, -15");
COMPARE(c_lui(s1, 0xf4), "000074d1 lui s1, 0xffff4");
COMPARE(c_slli(s9, 60), "00001cf2 slli s9, s9, 60");
COMPARE(c_fldsp(fa1, 360), "000035b6 fld fa1, 360(sp)");
COMPARE(c_lwsp(s7, 244), "00005bde lw s7, 244(sp)");
COMPARE(c_ldsp(s6, 344), "00006b76 ld s6, 344(sp)");
COMPARE(c_jr(a1), "00008582 jr a1");
COMPARE(c_mv(t0, a4), "000082ba mv t0, a4");
COMPARE(c_ebreak(), "00009002 ebreak");
COMPARE(c_jalr(a1), "00009582 jalr a1");
COMPARE(c_add(s6, t0), "00009b16 add s6, s6, t0");
COMPARE(c_sub(s1, a0), "00008c89 sub s1, s1, a0");
COMPARE(c_xor(s1, a0), "00008ca9 xor s1, s1, a0");
COMPARE(c_or(s1, a0), "00008cc9 or s1, s1, a0");
COMPARE(c_and(s1, a0), "00008ce9 and s1, s1, a0");
COMPARE(c_subw(s1, a0), "00009c89 subw s1, s1, a0");
COMPARE(c_addw(a0, a1), "00009d2d addw a0, a0, a1");
COMPARE(c_fsdsp(fa4, 232), "0000b5ba fsd fa4, 232(sp)");
COMPARE(c_swsp(s6, 180), "0000db5a sw s6, 180(sp)");
COMPARE(c_sdsp(a4, 216), "0000edba sd a4, 216(sp)");
COMPARE(c_lw(a2, s1, 24), "00004c90 lw a2, 24(s1)");
COMPARE(c_ld(a2, s1, 24), "00006c90 ld a2, 24(s1)");
COMPARE(c_fld(fa1, s1, 24), "00002c8c fld fa1, 24(s1)");
COMPARE(c_sw(a2, s1, 24), "0000cc90 sw a2, 24(s1)");
COMPARE(c_sd(a2, s1, 24), "0000ec90 sd a2, 24(s1)");
COMPARE(c_fsd(fa1, s1, 24), "0000ac8c fsd fa1, 24(s1)");
COMPARE(c_j(-12), "0000bfd5 j -12");
COMPARE(c_beqz(a0, -12), "0000d975 beqz a0, x0, -12");
COMPARE(c_bnez(a0, -12), "0000f975 bnez a0, x0, -12");
COMPARE(c_srli(a1, 24), "000081e1 srli a1, a1, 24");
COMPARE(c_andi(a1, 24), "000089e1 andi a1, a1, 24");
COMPARE(c_srai(a1, 24), "000085e1 srai a1, a1, 24");
VERIFY_RUN();
}
#endif
/*
TEST_F(DisasmRiscv64Test, Previleged) {
SET_UP();
// Privileged
COMPARE(uret(), "");
COMPARE(sret(), "");
COMPARE(mret(), "");
COMPARE(wfi(), "");
COMPARE(sfence_vma(s3, s4), "");
VERIFY_RUN();
}
*/
TEST_F(DisasmRiscv64Test, RVV) {
if (!CpuFeatures::IsSupported(RISCV_SIMD)) return;
SET_UP();
COMPARE(VU.set(kScratchReg, E64, m1),
"018079d7 vsetvli s3, zero_reg, E64, m1");
COMPARE(vl(v2, a0, 0, VSew::E8), "02050107 vle8.v v2, (a0)");
COMPARE(vl(v2, a0, 0, VSew::E8), "02050107 vle8.v v2, (a0)");
COMPARE(vl(v2, a0, 0, VSew::E16), "02055107 vle16.v v2, (a0)");
COMPARE(vl(v2, a0, 0, VSew::E32), "02056107 vle32.v v2, (a0)");
COMPARE(vadd_vv(v0, v0, v1), "02008057 vadd.vv v0, v0, v1");
COMPARE(vadd_vx(v0, v1, t0), "0212c057 vadd.vx v0, v1, t0");
COMPARE(vadd_vi(v0, v1, 3), "0211b057 vadd.vi v0, v1, 3");
COMPARE(vsub_vv(v2, v3, v4), "0a320157 vsub.vv v2, v3, v4");
COMPARE(vsub_vx(v2, v3, a4), "0a374157 vsub.vx v2, v3, a4");
COMPARE(vsadd_vv(v0, v0, v1), "86008057 vsadd.vv v0, v0, v1");
COMPARE(vsadd_vx(v4, v5, t1), "86534257 vsadd.vx v4, v5, t1");
COMPARE(vsadd_vi(v6, v7, 5), "8672b357 vsadd.vi v6, v7, 5");
COMPARE(vssub_vv(v2, v3, v4), "8e320157 vssub.vv v2, v3, v4");
COMPARE(vssub_vx(v2, v3, t4), "8e3ec157 vssub.vx v2, v3, t4");
COMPARE(vor_vv(v21, v31, v9), "2bf48ad7 vor.vv v21, v31, v9");
COMPARE(vor_vx(v19, v29, s7), "2bdbc9d7 vor.vx v19, v29, s7");
COMPARE(vor_vi(v17, v28, 7), "2bc3b8d7 vor.vi v17, v28, 7");
COMPARE(vxor_vv(v21, v31, v9), "2ff48ad7 vxor.vv v21, v31, v9");
COMPARE(vxor_vx(v19, v29, s7), "2fdbc9d7 vxor.vx v19, v29, s7");
COMPARE(vxor_vi(v17, v28, 7), "2fc3b8d7 vxor.vi v17, v28, 7");
COMPARE(vand_vv(v21, v31, v9), "27f48ad7 vand.vv v21, v31, v9");
COMPARE(vand_vx(v19, v29, s7), "27dbc9d7 vand.vx v19, v29, s7");
COMPARE(vand_vi(v17, v28, 7), "27c3b8d7 vand.vi v17, v28, 7");
COMPARE(vmseq_vv(v17, v28, v29), "63ce88d7 vmseq.vv v17, v28, v29");
COMPARE(vmsne_vv(v17, v28, v29), "67ce88d7 vmsne.vv v17, v28, v29");
COMPARE(vmseq_vx(v17, v28, t2), "63c3c8d7 vmseq.vx v17, v28, t2");
COMPARE(vmsne_vx(v17, v28, t6), "67cfc8d7 vmsne.vx v17, v28, t6");
COMPARE(vmseq_vi(v17, v28, 7), "63c3b8d7 vmseq.vi v17, v28, 7");
COMPARE(vmsne_vi(v17, v28, 7), "67c3b8d7 vmsne.vi v17, v28, 7");
COMPARE(vmsltu_vv(v17, v28, v14), "6bc708d7 vmsltu.vv v17, v28, v14");
COMPARE(vmsltu_vx(v17, v28, a5), "6bc7c8d7 vmsltu.vx v17, v28, a5");
COMPARE(vmslt_vv(v17, v28, v14), "6fc708d7 vmslt.vv v17, v28, v14");
COMPARE(vmslt_vx(v17, v28, a5), "6fc7c8d7 vmslt.vx v17, v28, a5");
COMPARE(vmsleu_vv(v17, v28, v14), "73c708d7 vmsleu.vv v17, v28, v14");
COMPARE(vmsleu_vx(v17, v28, a5), "73c7c8d7 vmsleu.vx v17, v28, a5");
COMPARE(vmsleu_vi(v17, v28, 5), "73c2b8d7 vmsleu.vi v17, v28, 5");
COMPARE(vmsle_vv(v17, v28, v14), "77c708d7 vmsle.vv v17, v28, v14");
COMPARE(vmsle_vx(v17, v28, a5), "77c7c8d7 vmsle.vx v17, v28, a5");
COMPARE(vmsle_vi(v17, v28, 5), "77c2b8d7 vmsle.vi v17, v28, 5");
COMPARE(vmsgt_vx(v17, v28, a5), "7fc7c8d7 vmsgt.vx v17, v28, a5");
COMPARE(vmsgt_vi(v17, v28, 5), "7fc2b8d7 vmsgt.vi v17, v28, 5");
COMPARE(vmsgtu_vx(v17, v28, a5), "7bc7c8d7 vmsgtu.vx v17, v28, a5");
COMPARE(vmsgtu_vi(v17, v28, 5), "7bc2b8d7 vmsgtu.vi v17, v28, 5");
COMPARE(vadc_vv(v7, v9, v6), "406483d7 vadc.vvm v7, v6, v9");
COMPARE(vadc_vx(v7, t6, v9), "409fc3d7 vadc.vxm v7, v9, t6");
COMPARE(vadc_vi(v7, 5, v9), "4092b3d7 vadc.vim v7, v9, 5");
COMPARE(vfadd_vv(v17, v14, v28), "02ee18d7 vfadd.vv v17, v14, v28");
COMPARE(vfsub_vv(v17, v14, v28), "0aee18d7 vfsub.vv v17, v14, v28");
COMPARE(vfmul_vv(v17, v14, v28), "92ee18d7 vfmul.vv v17, v14, v28");
COMPARE(vfdiv_vv(v17, v14, v28), "82ee18d7 vfdiv.vv v17, v14, v28");
COMPARE(vfmv_vf(v17, fa5), "5e07d8d7 vfmv.v.f v17, fa5");
COMPARE(vfmv_fs(fa5, v17), "431017d7 vfmv.f.s fa5, v17");
// Vector Single-Width Floating-Point Fused Multiply-Add Instructions
COMPARE(vfmadd_vv(v17, v14, v28), "a3c718d7 vfmadd.vv v17, v14, v28");
COMPARE(vfnmadd_vv(v17, v14, v28), "a7c718d7 vfnmadd.vv v17, v14, v28");
COMPARE(vfmsub_vv(v17, v14, v28), "abc718d7 vfmsub.vv v17, v14, v28");
COMPARE(vfnmsub_vv(v17, v14, v28), "afc718d7 vfnmsub.vv v17, v14, v28");
COMPARE(vfmacc_vv(v17, v14, v28), "b3c718d7 vfmacc.vv v17, v14, v28");
COMPARE(vfnmacc_vv(v17, v14, v28), "b7c718d7 vfnmacc.vv v17, v14, v28");
COMPARE(vfmsac_vv(v17, v14, v28), "bbc718d7 vfmsac.vv v17, v14, v28");
COMPARE(vfnmsac_vv(v17, v14, v28), "bfc718d7 vfnmsac.vv v17, v14, v28");
COMPARE(vfmadd_vf(v17, fa5, v28), "a3c7d8d7 vfmadd.vf v17, fa5, v28");
COMPARE(vfnmadd_vf(v17, fa5, v28), "a7c7d8d7 vfnmadd.vf v17, fa5, v28");
COMPARE(vfmsub_vf(v17, fa5, v28), "abc7d8d7 vfmsub.vf v17, fa5, v28");
COMPARE(vfnmsub_vf(v17, fa5, v28), "afc7d8d7 vfnmsub.vf v17, fa5, v28");
COMPARE(vfmacc_vf(v17, fa5, v28), "b3c7d8d7 vfmacc.vf v17, fa5, v28");
COMPARE(vfnmacc_vf(v17, fa5, v28), "b7c7d8d7 vfnmacc.vf v17, fa5, v28");
COMPARE(vfmsac_vf(v17, fa5, v28), "bbc7d8d7 vfmsac.vf v17, fa5, v28");
COMPARE(vfnmsac_vf(v17, fa5, v28), "bfc7d8d7 vfnmsac.vf v17, fa5, v28");
// Vector Narrowing Fixed-Point Clip Instructions
COMPARE(vnclip_vi(v17, v14, 5), "bee2b8d7 vnclip.wi v17, v14, 5");
COMPARE(vnclip_vx(v17, v14, a5), "bee7c8d7 vnclip.wx v17, v14, a5");
COMPARE(vnclip_vv(v17, v14, v28), "beee08d7 vnclip.wv v17, v14, v28");
COMPARE(vnclipu_vi(v17, v14, 5), "bae2b8d7 vnclipu.wi v17, v14, 5");
COMPARE(vnclipu_vx(v17, v14, a5), "bae7c8d7 vnclipu.wx v17, v14, a5");
COMPARE(vnclipu_vv(v17, v14, v28), "baee08d7 vnclipu.wv v17, v14, v28");
// Vector Integer Extension
COMPARE(vzext_vf8(v17, v14), "4ae128d7 vzext.vf8 v17, v14");
COMPARE(vsext_vf8(v17, v14), "4ae1a8d7 vsext.vf8 v17, v14");
COMPARE(vzext_vf4(v17, v14), "4ae228d7 vzext.vf4 v17, v14");
COMPARE(vsext_vf4(v17, v14), "4ae2a8d7 vsext.vf4 v17, v14");
COMPARE(vzext_vf2(v17, v14), "4ae328d7 vzext.vf2 v17, v14");
COMPARE(vsext_vf2(v17, v14), "4ae3a8d7 vsext.vf2 v17, v14");
// Vector Mask Instructions
COMPARE(vfirst_m(a5, v17), "4318a7d7 vfirst.m a5, v17");
COMPARE(vcpop_m(a5, v17), "431827d7 vcpop.m a5, v17");
COMPARE(vfsqrt_v(v17, v28), "4fc018d7 vfsqrt.v v17, v28")
COMPARE(vfrsqrt7_v(v17, v28), "4fc218d7 vfrsqrt7.v v17, v28")
COMPARE(vfrec7_v(v17, v28), "4fc298d7 vfrec7.v v17, v28")
COMPARE(vfclass_v(v17, v28), "4fc818d7 vfclass.v v17, v28")
// Vector Widening Floating-Point Add/Subtract Instructions
COMPARE(vfwadd_vv(v17, v14, v28), "c2ee18d7 vfwadd.vv v17, v14, v28");
COMPARE(vfwsub_vv(v17, v14, v28), "caee18d7 vfwsub.vv v17, v14, v28");
COMPARE(vfwadd_wv(v17, v14, v28), "d2ee18d7 vfwadd.wv v17, v14, v28");
COMPARE(vfwsub_wv(v17, v14, v28), "daee18d7 vfwsub.wv v17, v14, v28");
COMPARE(vfwadd_vf(v17, v28, fa5), "c3c7d8d7 vfwadd.vf v17, v28, fa5");
COMPARE(vfwsub_vf(v17, v28, fa5), "cbc7d8d7 vfwsub.vf v17, v28, fa5");
COMPARE(vfwadd_wf(v17, v28, fa5), "d3c7d8d7 vfwadd.wf v17, v28, fa5");
COMPARE(vfwsub_wf(v17, v28, fa5), "dbc7d8d7 vfwsub.wf v17, v28, fa5");
// Vector Widening Floating-Point Reduction Instructions
COMPARE(vfwredusum_vv(v17, v14, v28),
"c6ee18d7 vfwredusum.vs v17, v14, v28");
COMPARE(vfwredosum_vv(v17, v14, v28),
"ceee18d7 vfwredosum.vs v17, v14, v28");
// Vector Widening Floating-Point Multiply
COMPARE(vfwmul_vv(v17, v14, v28), "e2ee18d7 vfwmul.vv v17, v14, v28");
COMPARE(vfwmul_vf(v17, v28, fa5), "e3c7d8d7 vfwmul.vf v17, v28, fa5");
// Vector Widening Floating-Point Fused Multiply-Add Instructions
COMPARE(vfwmacc_vv(v17, v14, v28), "f3c718d7 vfwmacc.vv v17, v14, v28");
COMPARE(vfwnmacc_vv(v17, v14, v28),
"f7c718d7 vfwnmacc.vv v17, v14, v28");
COMPARE(vfwmsac_vv(v17, v14, v28), "fbc718d7 vfwmsac.vv v17, v14, v28");
COMPARE(vfwnmsac_vv(v17, v14, v28),
"ffc718d7 vfwnmsac.vv v17, v14, v28");
COMPARE(vfwmacc_vf(v17, fa5, v28), "f3c7d8d7 vfwmacc.vf v17, fa5, v28");
COMPARE(vfwnmacc_vf(v17, fa5, v28),
"f7c7d8d7 vfwnmacc.vf v17, fa5, v28");
COMPARE(vfwmsac_vf(v17, fa5, v28), "fbc7d8d7 vfwmsac.vf v17, fa5, v28");
COMPARE(vfwnmsac_vf(v17, fa5, v28),
"ffc7d8d7 vfwnmsac.vf v17, fa5, v28");
VERIFY_RUN();
}
} // namespace internal
} // namespace v8
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