From 8341ee4075e46d4f5470c6081be4135cdffd21ed Mon Sep 17 00:00:00 2001
From: Richo Healey <richo@psych0tik.net>
Date: Fri, 9 Jan 2015 20:38:53 -0800
Subject: [PATCH] powerpc: rough platform support

---
 src/rt/arch/powerpc/morestack.S | 20 ++++++++++++++++++++
 src/rt/arch/powerpc/record_sp.S |  4 ++++
 2 files changed, 24 insertions(+)
 create mode 100644 src/rt/arch/powerpc/morestack.S
 create mode 100644 src/rt/arch/powerpc/record_sp.S

diff --git a/src/rt/arch/powerpc/morestack.S b/src/rt/arch/powerpc/morestack.S
new file mode 100644
index 000000000000..ebacf6f1dc44
--- /dev/null
+++ b/src/rt/arch/powerpc/morestack.S
@@ -0,0 +1,20 @@
+#include "macros.S"
+
+// Mark stack as non-executable
+#if defined(__linux__) && defined(__ELF__)
+.section       .note.GNU-stack, "", %progbits
+#endif
+
+/* See i386/morestack.S for the lengthy, general explanation. */
+
+.global rust_stack_exhausted
+
+.hidden __morestack
+
+// FIXME(POWERPC): this might not be perfectly right but works for now
+__morestack:
+       .cfi_startproc
+       bl rust_stack_exhausted
+       // the above function ensures that it never returns
+       .cfi_endproc
+.end  __morestack
diff --git a/src/rt/arch/powerpc/record_sp.S b/src/rt/arch/powerpc/record_sp.S
new file mode 100644
index 000000000000..e93a69a711b3
--- /dev/null
+++ b/src/rt/arch/powerpc/record_sp.S
@@ -0,0 +1,4 @@
+// Mark stack as non-executable
+#if defined(__linux__) && defined(__ELF__)
+.section       .note.GNU-stack, "", %progbits
+#endif