Rebased PNaCl localmods in LLVM to 223109

test/NaCl/ARM/stack-change-sandboxing.ll

Index: test/NaCl/ARM/stack-change-sandboxing.ll
diff --git a/test/NaCl/ARM/stack-change-sandboxing.ll b/test/NaCl/ARM/stack-change-sandboxing.ll
new file mode 100644
index 0000000000000000000000000000000000000000..264dd60253d0b1679659ba5e68d9a3048f58b3a2
--- /dev/null
+++ b/test/NaCl/ARM/stack-change-sandboxing.ll
@@ -0,0 +1,34 @@
+; RUN: pnacl-llc -mtriple=armv7-unknown-nacl -filetype=obj %s -o - \
+; RUN:  | llvm-objdump -disassemble -triple armv7 - | FileCheck %s
+
+define i32 @foo(i32 %aa, i32 %bb) nounwind {
+entry:
+
+; CHECK:      sub sp, sp, #16
+; CHECK-NEXT: bic	sp, sp, #3221225472
+
+  %aa.addr = alloca i32, align 4
+  %bb.addr = alloca i32, align 4
+  %cc = alloca i32, align 4
+  %dd = alloca i32, align 4
+  store i32 %aa, i32* %aa.addr, align 4
+  store i32 %bb, i32* %bb.addr, align 4
+  %0 = load i32* %aa.addr, align 4
+  %1 = load i32* %bb.addr, align 4
+  %mul = mul nsw i32 %0, %1
+  store i32 %mul, i32* %cc, align 4
+  %2 = load i32* %aa.addr, align 4
+  %mul1 = mul nsw i32 %2, 17
+  %3 = load i32* %cc, align 4
+  %sub = sub nsw i32 %mul1, %3
+  store i32 %sub, i32* %dd, align 4
+  %4 = load i32* %dd, align 4
+  ret i32 %4
+
+; The nop here is to prevent add/bic to straddle a bundle boundary
+; CHECK:      nop
+; CHECK-NEXT: add sp, sp, #16
+; CHECK-NEXT: bic	sp, sp, #3221225472
+
+}
+