diff options
Diffstat (limited to 'libc/sysdeps/linux/metag/_longjmp.S')
| -rw-r--r-- | libc/sysdeps/linux/metag/_longjmp.S | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/metag/_longjmp.S b/libc/sysdeps/linux/metag/_longjmp.S new file mode 100644 index 000000000..54bc71c36 --- /dev/null +++ b/libc/sysdeps/linux/metag/_longjmp.S @@ -0,0 +1,25 @@ +! Copyright (C) 2013 Imagination Technologies Ltd. + +! Licensed under LGPL v2.1 or later, see the file COPYING.LIB in this tarball. + + + .text + .global ___longjmp + .type ___longjmp,function + +___longjmp: + !! If val is 0, set it to 1 + CMP D0Ar2,#0 + ADDZ D0Ar2,D0Ar2,#1 + + !! Restore A0/A1 regs + MGETL A0.0,A0.1,[D1Ar1++] + !! Restore D0/D1 regs + MOV A0.3,D1Ar1 + MGETL D0FrT,D0.5,D0.6,D0.7,[A0.3++] + !! Move 2nd argument to return value + MOV D0Re0,D0Ar2 + MOV PC,D1RtP + .size ___longjmp,.-___longjmp + +libc_hidden_def(__longjmp) |