190 lines
6.9 KiB
C
190 lines
6.9 KiB
C
/*
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* File cpu_arm64.c
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*
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* Copyright (C) 2009 Eric Pouech
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* Copyright (C) 2010-2013 André Hentschel
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <assert.h>
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#include "ntstatus.h"
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#define WIN32_NO_STATUS
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#include "dbghelp_private.h"
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#include "winternl.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(dbghelp);
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static unsigned arm64_get_addr(HANDLE hThread, const CONTEXT* ctx,
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enum cpu_addr ca, ADDRESS64* addr)
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{
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addr->Mode = AddrModeFlat;
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addr->Segment = 0; /* don't need segment */
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switch (ca)
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{
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#ifdef __aarch64__
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case cpu_addr_pc: addr->Offset = ctx->Pc; return TRUE;
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case cpu_addr_stack: addr->Offset = ctx->Sp; return TRUE;
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case cpu_addr_frame: addr->Offset = ctx->X29; return TRUE;
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#endif
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default: addr->Mode = -1;
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return FALSE;
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}
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}
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static BOOL arm64_stack_walk(struct cpu_stack_walk* csw, LPSTACKFRAME64 frame, CONTEXT* context)
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{
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FIXME("not done for ARM64\n");
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return FALSE;
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}
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static unsigned arm64_map_dwarf_register(unsigned regno)
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{
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if (regno <= 30) return CV_ARM64_X0 + regno;
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if (regno == 31) return CV_ARM64_SP;
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FIXME("Don't know how to map register %d\n", regno);
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return CV_ARM64_NOREG;
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}
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static void* arm64_fetch_context_reg(CONTEXT* ctx, unsigned regno, unsigned* size)
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{
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#ifdef __aarch64__
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switch (regno)
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{
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case CV_ARM64_X0 + 0: *size = sizeof(ctx->X0); return &ctx->X0;
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case CV_ARM64_X0 + 1: *size = sizeof(ctx->X1); return &ctx->X1;
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case CV_ARM64_X0 + 2: *size = sizeof(ctx->X2); return &ctx->X2;
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case CV_ARM64_X0 + 3: *size = sizeof(ctx->X3); return &ctx->X3;
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case CV_ARM64_X0 + 4: *size = sizeof(ctx->X4); return &ctx->X4;
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case CV_ARM64_X0 + 5: *size = sizeof(ctx->X5); return &ctx->X5;
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case CV_ARM64_X0 + 6: *size = sizeof(ctx->X6); return &ctx->X6;
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case CV_ARM64_X0 + 7: *size = sizeof(ctx->X7); return &ctx->X7;
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case CV_ARM64_X0 + 8: *size = sizeof(ctx->X8); return &ctx->X8;
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case CV_ARM64_X0 + 9: *size = sizeof(ctx->X9); return &ctx->X9;
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case CV_ARM64_X0 + 10: *size = sizeof(ctx->X10); return &ctx->X10;
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case CV_ARM64_X0 + 11: *size = sizeof(ctx->X11); return &ctx->X11;
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case CV_ARM64_X0 + 12: *size = sizeof(ctx->X12); return &ctx->X12;
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case CV_ARM64_X0 + 13: *size = sizeof(ctx->X13); return &ctx->X13;
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case CV_ARM64_X0 + 14: *size = sizeof(ctx->X14); return &ctx->X14;
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case CV_ARM64_X0 + 15: *size = sizeof(ctx->X15); return &ctx->X15;
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case CV_ARM64_X0 + 16: *size = sizeof(ctx->X16); return &ctx->X16;
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case CV_ARM64_X0 + 17: *size = sizeof(ctx->X17); return &ctx->X17;
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case CV_ARM64_X0 + 18: *size = sizeof(ctx->X18); return &ctx->X18;
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case CV_ARM64_X0 + 19: *size = sizeof(ctx->X19); return &ctx->X19;
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case CV_ARM64_X0 + 20: *size = sizeof(ctx->X20); return &ctx->X20;
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case CV_ARM64_X0 + 21: *size = sizeof(ctx->X21); return &ctx->X21;
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case CV_ARM64_X0 + 22: *size = sizeof(ctx->X22); return &ctx->X22;
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case CV_ARM64_X0 + 23: *size = sizeof(ctx->X23); return &ctx->X23;
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case CV_ARM64_X0 + 24: *size = sizeof(ctx->X24); return &ctx->X24;
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case CV_ARM64_X0 + 25: *size = sizeof(ctx->X25); return &ctx->X25;
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case CV_ARM64_X0 + 26: *size = sizeof(ctx->X26); return &ctx->X26;
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case CV_ARM64_X0 + 27: *size = sizeof(ctx->X27); return &ctx->X27;
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case CV_ARM64_X0 + 28: *size = sizeof(ctx->X28); return &ctx->X28;
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case CV_ARM64_X0 + 29: *size = sizeof(ctx->X29); return &ctx->X29;
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case CV_ARM64_X0 + 30: *size = sizeof(ctx->X30); return &ctx->X30;
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case CV_ARM64_SP: *size = sizeof(ctx->Sp); return &ctx->Sp;
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case CV_ARM64_PC: *size = sizeof(ctx->Pc); return &ctx->Pc;
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case CV_ARM64_PSTATE: *size = sizeof(ctx->PState); return &ctx->PState;
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}
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#endif
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FIXME("Unknown register %x\n", regno);
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return NULL;
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}
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static const char* arm64_fetch_regname(unsigned regno)
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{
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switch (regno)
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{
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case CV_ARM64_X0 + 0: return "x0";
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case CV_ARM64_X0 + 1: return "x1";
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case CV_ARM64_X0 + 2: return "x2";
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case CV_ARM64_X0 + 3: return "x3";
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case CV_ARM64_X0 + 4: return "x4";
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case CV_ARM64_X0 + 5: return "x5";
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case CV_ARM64_X0 + 6: return "x6";
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case CV_ARM64_X0 + 7: return "x7";
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case CV_ARM64_X0 + 8: return "x8";
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case CV_ARM64_X0 + 9: return "x9";
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case CV_ARM64_X0 + 10: return "x10";
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case CV_ARM64_X0 + 11: return "x11";
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case CV_ARM64_X0 + 12: return "x12";
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case CV_ARM64_X0 + 13: return "x13";
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case CV_ARM64_X0 + 14: return "x14";
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case CV_ARM64_X0 + 15: return "x15";
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case CV_ARM64_X0 + 16: return "x16";
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case CV_ARM64_X0 + 17: return "x17";
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case CV_ARM64_X0 + 18: return "x18";
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case CV_ARM64_X0 + 19: return "x19";
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case CV_ARM64_X0 + 20: return "x20";
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case CV_ARM64_X0 + 21: return "x21";
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case CV_ARM64_X0 + 22: return "x22";
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case CV_ARM64_X0 + 23: return "x23";
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case CV_ARM64_X0 + 24: return "x24";
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case CV_ARM64_X0 + 25: return "x25";
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case CV_ARM64_X0 + 26: return "x26";
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case CV_ARM64_X0 + 27: return "x27";
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case CV_ARM64_X0 + 28: return "x28";
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case CV_ARM64_X0 + 29: return "x29";
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case CV_ARM64_X0 + 30: return "x30";
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case CV_ARM64_SP: return "sp";
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case CV_ARM64_PC: return "pc";
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case CV_ARM64_PSTATE: return "cpsr";
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}
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FIXME("Unknown register %x\n", regno);
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return NULL;
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}
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static BOOL arm64_fetch_minidump_thread(struct dump_context* dc, unsigned index, unsigned flags, const CONTEXT* ctx)
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{
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if (ctx->ContextFlags && (flags & ThreadWriteInstructionWindow))
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{
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/* FIXME: crop values across module boundaries, */
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#ifdef __aarch64__
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ULONG base = ctx->Pc <= 0x80 ? 0 : ctx->Pc - 0x80;
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minidump_add_memory_block(dc, base, ctx->Pc + 0x80 - base, 0);
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#endif
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}
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return TRUE;
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}
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static BOOL arm64_fetch_minidump_module(struct dump_context* dc, unsigned index, unsigned flags)
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{
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/* FIXME: actually, we should probably take care of FPO data, unless it's stored in
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* function table minidump stream
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*/
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return FALSE;
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}
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DECLSPEC_HIDDEN struct cpu cpu_arm64 = {
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IMAGE_FILE_MACHINE_ARM64,
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8,
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CV_ARM64_X0 + 29,
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arm64_get_addr,
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arm64_stack_walk,
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NULL,
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arm64_map_dwarf_register,
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arm64_fetch_context_reg,
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arm64_fetch_regname,
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arm64_fetch_minidump_thread,
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arm64_fetch_minidump_module,
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};
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