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[WINESYNC] dbghelp: Use DWARF registry mapping quirk only for actual macho modules.

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Fixes handling DWARF in PE on macOS.

Signed-off-by: Jacek Caban <jacek@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>

wine commit id 3b6c268380d703079fa3c5ca06f67b6feb02487f by Jacek Caban <jacek@codeweavers.com>
This commit is contained in:
winesync 2020-09-11 18:46:08 +02:00 committed by Jérôme Gardou
parent 0b8d0e0a61
commit d6dca1da17
2 changed files with 2 additions and 4 deletions
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4
dll/win32/dbghelp/cpu_i386.c
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@ -526,13 +526,11 @@ static unsigned i386_map_dwarf_register(unsigned regno, const struct module* mod
case 3: reg = CV_REG_EBX; break;
case 4:
case 5:
#ifdef __APPLE__
/* On OS X, DWARF eh_frame uses a different mapping for the registers. It's
apparently the mapping as emitted by GCC, at least at some point in its history. */
if (eh_frame)
if (eh_frame && module->type == DMT_MACHO)
reg = (regno == 4) ? CV_REG_EBP : CV_REG_ESP;
else
#endif
reg = (regno == 4) ? CV_REG_ESP : CV_REG_EBP;
break;
case 6: reg = CV_REG_ESI; break;

2
sdk/tools/winesync/dbghelp.cfg
View file

@ -4,4 +4,4 @@ files:
include/dbghelp.h: sdk/include/psdk/dbghelp.h
include/wine/mscvpdb.h: sdk/include/reactos/wine/mscvpdb.h
tags:
wine: 5d8067c6088a30cdb4fe6945e6ae1cda0da85467
wine: 3b6c268380d703079fa3c5ca06f67b6feb02487f