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[CRT] Implement __chkstk function for ARM (#1595)

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Incoming r4 contains the number of dwords to allocate, converting to bytes then return.
This makes ReactOS applications compiled for ARM running on true ARM Windows.

Reference: 2b095beace
This commit is contained in:
Mohamed Mediouni 2019-05-31 23:42:53 +02:00 committed by Stanislav Motylkov
parent f2f97f9f4c
commit fec11747bb
1 changed files with 9 additions and 6 deletions
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15
sdk/lib/crt/except/arm/chkstk_asm.s
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@ -1,9 +1,12 @@
/*
* COPYRIGHT: BSD - See COPYING.ARM in the top level directory
* PROJECT: ReactOS CRT librariy
* PURPOSE: Implementation of _chkstk and _alloca_probe
* PROGRAMMER: Timo Kreuzer (timo.kreuzer@reactos.org)
* Yuntian Zhang (yuntian.zh@gmail.com)
* PROJECT: ReactOS CRT library
* LICENSE: BSD - See COPYING.ARM in the top level directory
* PURPOSE: Implementation of _chkstk and _alloca_probe
* COPYRIGHT: Copyright 2014 Timo Kreuzer (timo.kreuzer@reactos.org)
* Copyright 2014 Yuntian Zhang (yuntian.zh@gmail.com)
* Copyright 2019 Mohamed Mediouni (mmediouni@gmx.fr)
*
* REFERENCES: https://github.com/wine-mirror/wine/commit/2b095beace7b457586bd33b3b1c81df116215193
*/
/* INCLUDES ******************************************************************/
@ -14,7 +17,7 @@
TEXTAREA
LEAF_ENTRY __chkstk
__assertfail
lsl r4, r4, #2
bx lr
LEAF_END __chkstk