import preliminary ppc work by rdp.

[musl] / src / signal / ppc / sigsetjmp.S

diff --git a/src/signal/ppc/sigsetjmp.S b/src/signal/ppc/sigsetjmp.S
new file mode 100644 (file)
index 0000000..527ef8e
--- /dev/null
+++ b/src/signal/ppc/sigsetjmp.S
@@ -0,0 +1,12 @@
+#include <bits/asm.h>
+        .global sigsetjmp
+        .type sigsetjmp,@function
+sigsetjmp:
+        lwz     r4, 64*4-2*4(r3)        // Second last long.
+        cmpi    r4, 0, r4, 0
+        bne     r4, 1f
+        addi    r5, r3, 64*4-1*4        // Address of last long.
+        li      r4, 0
+        li      r3, 2
+        bl      sigprocmask
+1:      b       setjmp