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/Transforms/LowerSwitch/2003-05-01-PHIProblem.ll b/test/Transforms/LowerSwitch/2003-05-01-PHIProblem.ll
new file mode 100644
index 0000000..0ff1f5c
--- /dev/null
+++ b/test/Transforms/LowerSwitch/2003-05-01-PHIProblem.ll
@@ -0,0 +1,17 @@
+; RUN: llvm-upgrade < %s | llvm-as | opt -lowerswitch
+
+void %child(int %ct.1) {
+entry: ; No predecessors!
+ switch uint 0, label %return [
+ uint 3, label %UnifiedExitNode
+ uint 0, label %return
+ ]
+
+return: ; preds = %entry, %entry
+ %result.0 = phi int* [ null, %entry ], [ null, %entry ] ; <%struct.quad_struct*> [#uses=0]
+ br label %UnifiedExitNode
+
+UnifiedExitNode: ; preds = %entry, %return, %entry, %entry
+ ret void
+}
+
diff --git a/test/Transforms/LowerSwitch/2003-08-23-EmptySwitch.ll b/test/Transforms/LowerSwitch/2003-08-23-EmptySwitch.ll
new file mode 100644
index 0000000..a193cd4
--- /dev/null
+++ b/test/Transforms/LowerSwitch/2003-08-23-EmptySwitch.ll
@@ -0,0 +1,7 @@
+; RUN: llvm-upgrade < %s | llvm-as | opt -lowerswitch
+
+void %test() {
+ switch uint 0, label %Next []
+Next:
+ ret void
+}
diff --git a/test/Transforms/LowerSwitch/2004-03-13-SwitchIsDefaultCrash.ll b/test/Transforms/LowerSwitch/2004-03-13-SwitchIsDefaultCrash.ll
new file mode 100644
index 0000000..1cbe853
--- /dev/null
+++ b/test/Transforms/LowerSwitch/2004-03-13-SwitchIsDefaultCrash.ll
@@ -0,0 +1,21 @@
+; RUN: llvm-upgrade < %s | llvm-as | opt -lowerswitch -disable-output
+
+void %solve() {
+entry:
+ %targetBlock = call ushort %solve_code( ) ; <ushort> [#uses=1]
+ br label %codeReplTail
+
+then.1: ; preds = %codeReplTail
+ ret void
+
+loopexit.0: ; preds = %codeReplTail
+ ret void
+
+codeReplTail: ; preds = %entry, %codeReplTail
+ switch ushort %targetBlock, label %codeReplTail [
+ ushort 0, label %loopexit.0
+ ushort 1, label %then.1
+ ]
+}
+
+declare ushort %solve_code()
diff --git a/test/Transforms/LowerSwitch/dg.exp b/test/Transforms/LowerSwitch/dg.exp
new file mode 100644
index 0000000..879685c
--- /dev/null
+++ b/test/Transforms/LowerSwitch/dg.exp
@@ -0,0 +1,3 @@
+load_lib llvm.exp
+
+RunLLVMTests [lsort [glob -nocomplain $srcdir/$subdir/*.{ll,llx,c,cpp,tr}]]
diff --git a/test/Transforms/LowerSwitch/feature.ll b/test/Transforms/LowerSwitch/feature.ll
new file mode 100644
index 0000000..0b3cdc7
--- /dev/null
+++ b/test/Transforms/LowerSwitch/feature.ll
@@ -0,0 +1,51 @@
+; RUN: llvm-as %s -o - | opt -lowerswitch | llvm-dis > %t
+; RUN: grep slt %t | wc -l | grep 10
+; RUN: grep ule %t | wc -l | grep 3
+; RUN: grep eq %t | wc -l | grep 9
+
+define i32 @main(i32 %tmp158) {
+entry:
+ switch i32 %tmp158, label %bb336 [
+ i32 -2, label %bb338
+ i32 -3, label %bb338
+ i32 -4, label %bb338
+ i32 -5, label %bb338
+ i32 -6, label %bb338
+ i32 0, label %bb338
+ i32 1, label %bb338
+ i32 2, label %bb338
+ i32 3, label %bb338
+ i32 4, label %bb338
+ i32 5, label %bb338
+ i32 6, label %bb338
+ i32 7, label %bb
+ i32 8, label %bb338
+ i32 9, label %bb322
+ i32 10, label %bb324
+ i32 11, label %bb326
+ i32 12, label %bb328
+ i32 13, label %bb330
+ i32 14, label %bb332
+ i32 15, label %bb334
+ ]
+bb:
+ ret i32 2
+bb322:
+ ret i32 3
+bb324:
+ ret i32 4
+bb326:
+ ret i32 5
+bb328:
+ ret i32 6
+bb330:
+ ret i32 7
+bb332:
+ ret i32 8
+bb334:
+ ret i32 9
+bb336:
+ ret i32 10
+bb338:
+ ret i32 11
+}