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

1 files changed, 48 insertions, 0 deletions

diff --git a/test/Transforms/SimplifyCFG/switch_create.ll b/test/Transforms/SimplifyCFG/switch_create.ll
new file mode 100644
index 0000000..2d72291
--- /dev/null
+++ b/test/Transforms/SimplifyCFG/switch_create.ll
@@ -0,0 +1,48 @@
+; RUN: llvm-upgrade < %s | llvm-as | opt -simplifycfg | llvm-dis | not grep br
+
+declare void %foo1()
+declare void %foo2()
+
+void %test1(uint %V) {
+	%C1 = seteq uint %V, 4
+	%C2 = seteq uint %V, 17
+	%CN = or bool %C1, %C2
+	br bool %CN, label %T, label %F
+T:
+	call void %foo1()
+	ret void
+F:
+	call void %foo2()
+	ret void
+}
+
+
+void %test2(int %V) {
+	%C1 = setne int %V, 4
+	%C2 = setne int %V, 17
+	%CN = and bool %C1, %C2
+	br bool %CN, label %T, label %F
+T:
+	call void %foo1()
+	ret void
+F:
+	call void %foo2()
+	ret void
+}
+
+
+void %test3(int %V) {
+	%C1 = seteq int %V, 4
+	br bool %C1, label %T, label %N
+N:
+	%C2 = seteq int %V, 17
+	br bool %C2, label %T, label %F
+T:
+	call void %foo1()
+	ret void
+F:
+	call void %foo2()
+	ret void
+}
+
+