newlib-cygwin/newlib/libc/machine/sh/setjmp.S

58 lines
1.0 KiB
ArmAsm

#include "asm.h"
ENTRY(setjmp)
#if defined (__SH3E__) || defined(__SH4_SINGLE__) || defined(__SH4__) || defined(__SH4_SINGLE_ONLY__)
add #(13*4),r4
#else
add #(9*4),r4
#endif
sts.l pr,@-r4
#if defined (__SH3E__) || defined(__SH4_SINGLE__) || defined(__SH4__) || defined(__SH4_SINGLE_ONLY__)
fmov.s fr15,@-r4 ! call saved floating point registers
fmov.s fr14,@-r4
fmov.s fr13,@-r4
fmov.s fr12,@-r4
#endif
mov.l r15,@-r4 ! call saved integer registers
mov.l r14,@-r4
mov.l r13,@-r4
mov.l r12,@-r4
mov.l r11,@-r4
mov.l r10,@-r4
mov.l r9,@-r4
mov.l r8,@-r4
rts
mov #0,r0
ENTRY(longjmp)
mov.l @r4+,r8
mov.l @r4+,r9
mov.l @r4+,r10
mov.l @r4+,r11
mov.l @r4+,r12
mov.l @r4+,r13
mov.l @r4+,r14
mov.l @r4+,r15
#if defined (__SH3E__) || defined(__SH4_SINGLE__) || defined(__SH4__) || defined(__SH4_SINGLE_ONLY__)
fmov.s @r4+,fr12 ! call saved floating point registers
fmov.s @r4+,fr13
fmov.s @r4+,fr14
fmov.s @r4+,fr15
#endif
lds.l @r4+,pr
mov r5,r0
tst r0,r0
bf retr4
movt r0
retr4: rts
nop