llvm-6502/test/CodeGen/Generic/2006-09-06-SwitchLowering.ll
Chris Lattner 5aa0307315 New testcase for a switch lowering bug.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30141 91177308-0d34-0410-b5e6-96231b3b80d8
2006-09-07 01:59:05 +00:00

97 lines
3.0 KiB
LLVM

; RUN: llvm-as < %s | llc
void %foo() {
br label %cond_true813.i
cond_true813.i: ; preds = %0
br bool false, label %cond_true818.i, label %cond_next1146.i
cond_true818.i: ; preds = %cond_true813.i
br bool false, label %recog_memoized.exit52, label %cond_next1146.i
recog_memoized.exit52: ; preds = %cond_true818.i
switch int 0, label %bb886.i.preheader [
int 0, label %bb907.i
int 44, label %bb866.i
int 103, label %bb874.i
int 114, label %bb874.i
]
bb857.i: ; preds = %bb886.i, %bb866.i
%tmp862.i494.24 = phi sbyte* [ null, %bb866.i ], [ %tmp862.i494.26, %bb886.i ] ; <sbyte*> [#uses=4]
switch int 0, label %bb886.i.preheader [
int 0, label %bb907.i
int 44, label %bb866.i
int 103, label %bb874.i
int 114, label %bb874.i
]
bb866.i.loopexit: ; preds = %bb874.i
br label %bb866.i
bb866.i.loopexit31: ; preds = %cond_true903.i
br label %bb866.i
bb866.i: ; preds = %bb866.i.loopexit31, %bb866.i.loopexit, %bb857.i, %recog_memoized.exit52
br bool false, label %bb907.i, label %bb857.i
bb874.i.preheader.loopexit: ; preds = %cond_true903.i, %cond_true903.i
ret void
bb874.i: ; preds = %bb857.i, %bb857.i, %recog_memoized.exit52, %recog_memoized.exit52
%tmp862.i494.25 = phi sbyte* [ %tmp862.i494.24, %bb857.i ], [ %tmp862.i494.24, %bb857.i ], [ undef, %recog_memoized.exit52 ], [ undef, %recog_memoized.exit52 ] ; <sbyte*> [#uses=1]
switch int 0, label %bb886.i.preheader.loopexit [
int 0, label %bb907.i
int 44, label %bb866.i.loopexit
int 103, label %bb874.i.backedge
int 114, label %bb874.i.backedge
]
bb874.i.backedge: ; preds = %bb874.i, %bb874.i
ret void
bb886.i.preheader.loopexit: ; preds = %bb874.i
ret void
bb886.i.preheader: ; preds = %bb857.i, %recog_memoized.exit52
%tmp862.i494.26 = phi sbyte* [ undef, %recog_memoized.exit52 ], [ %tmp862.i494.24, %bb857.i ] ; <sbyte*> [#uses=1]
br label %bb886.i
bb886.i: ; preds = %cond_true903.i, %bb886.i.preheader
br bool false, label %bb857.i, label %cond_true903.i
cond_true903.i: ; preds = %bb886.i
switch int 0, label %bb886.i [
int 0, label %bb907.i
int 44, label %bb866.i.loopexit31
int 103, label %bb874.i.preheader.loopexit
int 114, label %bb874.i.preheader.loopexit
]
bb907.i: ; preds = %cond_true903.i, %bb874.i, %bb866.i, %bb857.i, %recog_memoized.exit52
%tmp862.i494.0 = phi sbyte* [ %tmp862.i494.24, %bb857.i ], [ null, %bb866.i ], [ undef, %recog_memoized.exit52 ], [ %tmp862.i494.25, %bb874.i ], [ null, %cond_true903.i ] ; <sbyte*> [#uses=1]
br bool false, label %cond_next1146.i, label %cond_true910.i
cond_true910.i: ; preds = %bb907.i
ret void
cond_next1146.i: ; preds = %bb907.i, %cond_true818.i, %cond_true813.i
%tmp862.i494.1 = phi sbyte* [ %tmp862.i494.0, %bb907.i ], [ undef, %cond_true818.i ], [ undef, %cond_true813.i ] ; <sbyte*> [#uses=0]
ret void
bb2060.i: ; No predecessors!
br bool false, label %cond_true2064.i, label %bb2067.i
cond_true2064.i: ; preds = %bb2060.i
unreachable
bb2067.i: ; preds = %bb2060.i
ret void
cond_next3473: ; No predecessors!
ret void
cond_next3521: ; No predecessors!
ret void
}