140 lines · cpp
1//===-- RegisterContextNetBSDTest_x86_64.cpp ------------------------------===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8 9#if defined(__x86_64__)10 11// clang-format off12#include <sys/types.h>13#include <amd64/reg.h>14// clang-format on15 16#include "gmock/gmock.h"17#include "gtest/gtest.h"18 19#include "Plugins/Process/Utility/lldb-x86-register-enums.h"20#include "Plugins/Process/Utility/RegisterContextNetBSD_i386.h"21#include "Plugins/Process/Utility/RegisterContextNetBSD_x86_64.h"22 23using namespace lldb;24using namespace lldb_private;25 26static std::pair<size_t, size_t> GetRegParams(RegisterInfoInterface &ctx,27 uint32_t reg) {28 const RegisterInfo &info = ctx.GetRegisterInfo()[reg];29 return {info.byte_offset, info.byte_size};30}31 32#define EXPECT_OFF(regname, offset, size) \33 EXPECT_THAT(GetRegParams(reg_ctx, lldb_##regname), \34 ::testing::Pair(offset + base_offset, size))35 36#define EXPECT_GPR_X86_64(regname, regconst) \37 EXPECT_THAT( \38 GetRegParams(reg_ctx, lldb_##regname##_x86_64), \39 ::testing::Pair(offsetof(reg, regs[regconst]), \40 sizeof(reg::regs[regconst])))41#define EXPECT_DBR_X86_64(num) \42 EXPECT_OFF(dr##num##_x86_64, offsetof(dbreg, dr[num]), sizeof(dbreg::dr[num]))43 44TEST(RegisterContextNetBSDTest, x86_64) {45 ArchSpec arch{"x86_64-unknown-netbsd"};46 RegisterContextNetBSD_x86_64 reg_ctx{arch};47 48 EXPECT_GPR_X86_64(rdi, _REG_RDI);49 EXPECT_GPR_X86_64(rsi, _REG_RSI);50 EXPECT_GPR_X86_64(rdx, _REG_RDX);51 EXPECT_GPR_X86_64(rcx, _REG_RCX);52 EXPECT_GPR_X86_64(r8, _REG_R8);53 EXPECT_GPR_X86_64(r9, _REG_R9);54 EXPECT_GPR_X86_64(r10, _REG_R10);55 EXPECT_GPR_X86_64(r11, _REG_R11);56 EXPECT_GPR_X86_64(r12, _REG_R12);57 EXPECT_GPR_X86_64(r13, _REG_R13);58 EXPECT_GPR_X86_64(r14, _REG_R14);59 EXPECT_GPR_X86_64(r15, _REG_R15);60 EXPECT_GPR_X86_64(rbp, _REG_RBP);61 EXPECT_GPR_X86_64(rbx, _REG_RBX);62 EXPECT_GPR_X86_64(rax, _REG_RAX);63 EXPECT_GPR_X86_64(gs, _REG_GS);64 EXPECT_GPR_X86_64(fs, _REG_FS);65 EXPECT_GPR_X86_64(es, _REG_ES);66 EXPECT_GPR_X86_64(ds, _REG_DS);67 EXPECT_GPR_X86_64(rip, _REG_RIP);68 EXPECT_GPR_X86_64(cs, _REG_CS);69 EXPECT_GPR_X86_64(rflags, _REG_RFLAGS);70 EXPECT_GPR_X86_64(rsp, _REG_RSP);71 EXPECT_GPR_X86_64(ss, _REG_SS);72 73 // fctrl is the first FPR field, it is used to determine offset of the whole74 // FPR struct75 size_t base_offset = reg_ctx.GetRegisterInfo()[lldb_fctrl_x86_64].byte_offset;76 77 // assert against FXSAVE struct78 EXPECT_OFF(fctrl_x86_64, 0x00, 2);79 EXPECT_OFF(fstat_x86_64, 0x02, 2);80 // TODO: This is a known bug, abridged ftag should is 8 bits in length.81 EXPECT_OFF(ftag_x86_64, 0x04, 2);82 EXPECT_OFF(fop_x86_64, 0x06, 2);83 // NB: Technically fiseg/foseg are 16-bit long and the higher 16 bits84 // are reserved. However, LLDB defines them to be 32-bit long for backwards85 // compatibility, as they were used to reconstruct FIP/FDP before explicit86 // register entries for them were added. Also, this is still how GDB does it.87 EXPECT_OFF(fioff_x86_64, 0x08, 4);88 EXPECT_OFF(fiseg_x86_64, 0x0C, 4);89 EXPECT_OFF(fip_x86_64, 0x08, 8);90 EXPECT_OFF(fooff_x86_64, 0x10, 4);91 EXPECT_OFF(foseg_x86_64, 0x14, 4);92 EXPECT_OFF(fdp_x86_64, 0x10, 8);93 EXPECT_OFF(mxcsr_x86_64, 0x18, 4);94 EXPECT_OFF(mxcsrmask_x86_64, 0x1C, 4);95 EXPECT_OFF(st0_x86_64, 0x20, 10);96 EXPECT_OFF(st1_x86_64, 0x30, 10);97 EXPECT_OFF(st2_x86_64, 0x40, 10);98 EXPECT_OFF(st3_x86_64, 0x50, 10);99 EXPECT_OFF(st4_x86_64, 0x60, 10);100 EXPECT_OFF(st5_x86_64, 0x70, 10);101 EXPECT_OFF(st6_x86_64, 0x80, 10);102 EXPECT_OFF(st7_x86_64, 0x90, 10);103 EXPECT_OFF(mm0_x86_64, 0x20, 8);104 EXPECT_OFF(mm1_x86_64, 0x30, 8);105 EXPECT_OFF(mm2_x86_64, 0x40, 8);106 EXPECT_OFF(mm3_x86_64, 0x50, 8);107 EXPECT_OFF(mm4_x86_64, 0x60, 8);108 EXPECT_OFF(mm5_x86_64, 0x70, 8);109 EXPECT_OFF(mm6_x86_64, 0x80, 8);110 EXPECT_OFF(mm7_x86_64, 0x90, 8);111 EXPECT_OFF(xmm0_x86_64, 0xA0, 16);112 EXPECT_OFF(xmm1_x86_64, 0xB0, 16);113 EXPECT_OFF(xmm2_x86_64, 0xC0, 16);114 EXPECT_OFF(xmm3_x86_64, 0xD0, 16);115 EXPECT_OFF(xmm4_x86_64, 0xE0, 16);116 EXPECT_OFF(xmm5_x86_64, 0xF0, 16);117 EXPECT_OFF(xmm6_x86_64, 0x100, 16);118 EXPECT_OFF(xmm7_x86_64, 0x110, 16);119 EXPECT_OFF(xmm8_x86_64, 0x120, 16);120 EXPECT_OFF(xmm9_x86_64, 0x130, 16);121 EXPECT_OFF(xmm10_x86_64, 0x140, 16);122 EXPECT_OFF(xmm11_x86_64, 0x150, 16);123 EXPECT_OFF(xmm12_x86_64, 0x160, 16);124 EXPECT_OFF(xmm13_x86_64, 0x170, 16);125 EXPECT_OFF(xmm14_x86_64, 0x180, 16);126 EXPECT_OFF(xmm15_x86_64, 0x190, 16);127 128 base_offset = reg_ctx.GetRegisterInfo()[lldb_dr0_x86_64].byte_offset;129 EXPECT_DBR_X86_64(0);130 EXPECT_DBR_X86_64(1);131 EXPECT_DBR_X86_64(2);132 EXPECT_DBR_X86_64(3);133 EXPECT_DBR_X86_64(4);134 EXPECT_DBR_X86_64(5);135 EXPECT_DBR_X86_64(6);136 EXPECT_DBR_X86_64(7);137}138 139#endif // defined(__x86_64__)140