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winedump: Add dumping of UWOP_EPILOG entries.

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Alexandre Julliard 2023-12-03 14:25:54 +01:00
parent 8c41a215b9
commit 17de5daa77
1 changed files with 22 additions and 1 deletions
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23
tools/winedump/pe.c
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@ -833,6 +833,7 @@ struct unwind_info_epilogue_armnt
#define UWOP_SET_FPREG 3 #define UWOP_SET_FPREG 3
#define UWOP_SAVE_NONVOL 4 #define UWOP_SAVE_NONVOL 4
#define UWOP_SAVE_NONVOL_FAR 5 #define UWOP_SAVE_NONVOL_FAR 5
#define UWOP_EPILOG 6
#define UWOP_SAVE_XMM128 8 #define UWOP_SAVE_XMM128 8
#define UWOP_SAVE_XMM128_FAR 9 #define UWOP_SAVE_XMM128_FAR 9
#define UWOP_PUSH_MACHFRAME 10 #define UWOP_PUSH_MACHFRAME 10
@ -861,7 +862,7 @@ static void dump_x86_64_unwind_info( const struct runtime_function_x86_64 *funct
info = RVA( function->UnwindData, sizeof(*info) ); info = RVA( function->UnwindData, sizeof(*info) );
printf( " unwind info at %08x\n", function->UnwindData ); printf( " unwind info at %08x\n", function->UnwindData );
if (info->version != 1) if (info->version > 2)
{ {
printf( " *** unknown version %u\n", info->version ); printf( " *** unknown version %u\n", info->version );
return; return;
@ -878,6 +879,11 @@ static void dump_x86_64_unwind_info( const struct runtime_function_x86_64 *funct
for (i = 0; i < info->count; i++) for (i = 0; i < info->count; i++)
{ {
if (info->opcodes[i].code == UWOP_EPILOG)
{
i++;
continue;
}
printf( " 0x%02x: ", info->opcodes[i].offset ); printf( " 0x%02x: ", info->opcodes[i].offset );
switch (info->opcodes[i].code) switch (info->opcodes[i].code)
{ {
@ -934,6 +940,21 @@ static void dump_x86_64_unwind_info( const struct runtime_function_x86_64 *funct
} }
} }
if (info->version == 2 && info->opcodes[0].code == UWOP_EPILOG) /* print the epilogs */
{
unsigned int end = function->EndAddress;
unsigned int size = info->opcodes[0].offset;
printf( " epilog 0x%x bytes\n", size );
if (info->opcodes[0].info) printf( " at %08x-%08x\n", end - size, end );
for (i = 1; i < info->count && info->opcodes[i].code == UWOP_EPILOG; i++)
{
unsigned int offset = (info->opcodes[i].info << 8) + info->opcodes[i].offset;
if (!offset) break;
printf( " at %08x-%08x\n", end - offset, end - offset + size );
}
}
handler_data = (const union handler_data *)&info->opcodes[(info->count + 1) & ~1]; handler_data = (const union handler_data *)&info->opcodes[(info->count + 1) & ~1];
if (info->flags & UNW_FLAG_CHAININFO) if (info->flags & UNW_FLAG_CHAININFO)
{ {