mirror of
https://github.com/frida/tinycc
synced 2024-11-29 02:53:12 +03:00
110a4edc15
(Because GNU's alloca.h unconditionally #undef's alloca) Also, remove gcc specific sections in headers. and instead change tests such that gcc does not use them.
46 lines
704 B
ArmAsm
46 lines
704 B
ArmAsm
/* ---------------------------------------------- */
|
|
/* alloca86b.S */
|
|
|
|
#include "../config.h"
|
|
|
|
.globl __bound_alloca
|
|
|
|
__bound_alloca:
|
|
pop %edx
|
|
pop %eax
|
|
mov %eax, %ecx
|
|
add $3,%eax
|
|
and $-4,%eax
|
|
jz p6
|
|
|
|
#ifdef TCC_TARGET_PE
|
|
p4:
|
|
cmp $4096,%eax
|
|
jle p5
|
|
sub $4096,%esp
|
|
sub $4096,%eax
|
|
test %eax,(%esp)
|
|
jmp p4
|
|
|
|
p5:
|
|
#endif
|
|
|
|
sub %eax,%esp
|
|
mov %esp,%eax
|
|
|
|
push %edx
|
|
push %eax
|
|
push %ecx
|
|
push %eax
|
|
call __bound_new_region
|
|
add $8, %esp
|
|
pop %eax
|
|
pop %edx
|
|
|
|
p6:
|
|
push %edx
|
|
push %edx
|
|
ret
|
|
|
|
/* ---------------------------------------------- */
|