diff options
| -rw-r--r-- | src/signal/powerpc/sigsetjmp.s | 16 | ||||
| -rw-r--r-- | src/thread/powerpc/clone.s | 8 |
2 files changed, 12 insertions, 12 deletions
diff --git a/src/signal/powerpc/sigsetjmp.s b/src/signal/powerpc/sigsetjmp.s index 81f5a40e..deed732f 100644 --- a/src/signal/powerpc/sigsetjmp.s +++ b/src/signal/powerpc/sigsetjmp.s @@ -10,25 +10,25 @@ sigsetjmp: #2) if its 0, goto setjmp code beq- cr7, 1f #3) else: we must call pthread_sigmask(SIG_SETMASK, 0, (sigset_t *)buf->__ss); + # increase stack frame by 16 + subi 1, 1, 16 # thus store r3 on the stack, to restore it later - stw 3, -4(1) + stw 3, 12(1) # store old link reg mflr 0 - stw 0, -8(1) - # increase stack frame by 16 - subi 1, 1, 16 + stw 0, 8(1) # 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) + lwz 3, 12(1) #restore link reg - lwz 0, -8(1) + lwz 0, 8(1) mtlr 0 + #restore sp + addi 1, 1, 16 1: b setjmp diff --git a/src/thread/powerpc/clone.s b/src/thread/powerpc/clone.s index cea69e99..54a2314e 100644 --- a/src/thread/powerpc/clone.s +++ b/src/thread/powerpc/clone.s @@ -16,9 +16,9 @@ __clone: # in order that the child can find the start func and its arg, we need to store it into # non-volative regs. to do so, we have to store those 2 regs into our stackframe, so # we can restore them later. -stw 30, -4(1) -stw 31, -8(1) subi 1, 1, 16 +stw 30, 12(1) +stw 31, 8(1) # save r3 (func) into r30, and r6(arg) into r31 mr 30, 3 @@ -72,9 +72,9 @@ sc 2: # restore stack +lwz 30, 12(1) +lwz 31, 8(1) addi 1, 1, 16 -lwz 30, -4(1) -lwz 31, -8(1) blr |