1// Copyright (c) 2018, Google Inc.
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29
30#include "processor/convert_old_arm64_context.h"
31
32#include <string.h>
33
34namespace google_breakpad {
35
36void ConvertOldARM64Context(const MDRawContextARM64_Old& old,
37 MDRawContextARM64* context) {
38 context->context_flags = MD_CONTEXT_ARM64;
39 if (old.context_flags & MD_CONTEXT_ARM64_INTEGER_OLD) {
40 context->context_flags |=
41 MD_CONTEXT_ARM64_INTEGER | MD_CONTEXT_ARM64_CONTROL;
42 }
43 if (old.context_flags & MD_CONTEXT_ARM64_FLOATING_POINT_OLD) {
44 context->context_flags |= MD_CONTEXT_ARM64_FLOATING_POINT;
45 }
46
47 context->cpsr = old.cpsr;
48
49 static_assert(sizeof(old.iregs) == sizeof(context->iregs),
50 "iregs size mismatch");
51 memcpy(context->iregs, old.iregs, sizeof(context->iregs));
52
53 static_assert(sizeof(old.float_save.regs) == sizeof(context->float_save.regs),
54 "float_save.regs size mismatch");
55 memcpy(context->float_save.regs,
56 old.float_save.regs,
57 sizeof(context->float_save.regs));
58 context->float_save.fpcr = old.float_save.fpcr;
59 context->float_save.fpsr = old.float_save.fpsr;
60
61 memset(context->bcr, 0, sizeof(context->bcr));
62 memset(context->bvr, 0, sizeof(context->bvr));
63 memset(context->wcr, 0, sizeof(context->wcr));
64 memset(context->wvr, 0, sizeof(context->wvr));
65}
66
67} // namespace google_breakpad
68