It's not necessary to do rounding for alloca operations when the requested
alignment is equal to the stack alignment.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40004 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/PowerPC/2006-04-01-FloatDoubleExtend.ll b/test/CodeGen/PowerPC/2006-04-01-FloatDoubleExtend.ll
new file mode 100644
index 0000000..dcf599b
--- /dev/null
+++ b/test/CodeGen/PowerPC/2006-04-01-FloatDoubleExtend.ll
@@ -0,0 +1,7 @@
+; RUN: llvm-upgrade < %s | llvm-as | llc -march=ppc32
+
+double %CalcSpeed(float %tmp127) {
+ %tmp145 = cast float %tmp127 to double ; <double> [#uses=1]
+ %tmp150 = call double asm "frsqrte $0,$1", "=f,f"( double %tmp145 ) ; <double> [#uses=0]
+ ret double %tmp150
+}