- .global sigsetjmp
- .type sigsetjmp,%function
+ .global sigsetjmp
+ .global __sigsetjmp
+ .type sigsetjmp,%function
+ .type __sigsetjmp,%function
sigsetjmp:
- #int sigsetjmp(sigjmp_buf buf, int save)
- # r3 r4
- #0) store save into buf->__fl
- stw 4, 256(3)
- #1) compare save with 0
+__sigsetjmp:
cmpwi cr7, 4, 0
- #2) if its 0, goto setjmp code
beq- cr7, 1f
- #3) else: we must call pthread_sigmask(SIG_SETMASK, 0, (sigset_t *)buf->__ss);
- # thus store r3 on the stack, to restore it later
- stw 3, -4(1)
- # store old link reg
- mflr 0
- stw 0, -8(1)
- # increase stack frame by 16
- subi 1, 1, 16
- # put pointer to ss buf into r5 (3rd arg)
- addi 5, 3, 260
- # put "2" i.e. SIG_SETMASK in r3
- li 3, 2
- li 4, 0
- bl pthread_sigmask
- #restore sp
- addi 1, 1, 16
- #restore r3
- lwz 3, -4(1)
- #restore link reg
- lwz 0, -8(1)
- mtlr 0
-1:
- b setjmp
+
+ mflr 5
+ stw 5, 448(3)
+ stw 16, 448+4+8(3)
+ mr 16, 3
+
+.hidden ___setjmp
+ bl ___setjmp
+
+ mr 4, 3
+ mr 3, 16
+ lwz 5, 448(3)
+ mtlr 5
+ lwz 16, 448+4+8(3)
+
+.hidden __sigsetjmp_tail
+ b __sigsetjmp_tail
+
+1: b ___setjmp