diff options
Diffstat (limited to 'win32')
| -rw-r--r-- | win32/include/_mingw.h | 2 | ||||
| -rw-r--r-- | win32/lib/chkstk.S | 14 |
2 files changed, 12 insertions, 4 deletions
diff --git a/win32/include/_mingw.h b/win32/include/_mingw.h index bbac35e..baa454b 100644 --- a/win32/include/_mingw.h +++ b/win32/include/_mingw.h @@ -58,7 +58,7 @@ typedef unsigned __int64 uintptr_t; #define _AMD64_ 1 #define __x86_64 1 #define USE_MINGW_SETJMP_TWO_ARGS -#define mingw_getsp tinyc_getsp +#define mingw_getsp tinyc_getbp #else typedef __int32 intptr_t; typedef unsigned __int32 uintptr_t; diff --git a/win32/lib/chkstk.S b/win32/lib/chkstk.S index 90a6f0d..a757b16 100644 --- a/win32/lib/chkstk.S +++ b/win32/lib/chkstk.S @@ -57,11 +57,19 @@ P0: jmp *8(%rax) /* ---------------------------------------------- */ -/* avoid msvcrt unwind stuff for setjmp/longjmp */ +/* setjmp/longjmp support */ -.globl tinyc_getsp -tinyc_getsp: +.globl tinyc_no_getbp +tinyc_no_getbp: + .byte 0x90 + +.globl tinyc_getbp +tinyc_getbp: xor %rax,%rax + cmp %al,tinyc_no_getbp(%rax) + je t1 + mov %rbp,%rax +t1: ret /* ---------------------------------------------- */ |