llvm/test/CodeGen/ARM/jumptable-label.ll
Rafael Espindola cff6193ebd Testcase for previous commit.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@133089 91177308-0d34-0410-b5e6-96231b3b80d8
2011-06-15 21:18:51 +00:00

34 lines
980 B
LLVM

; RUN: llc < %s -mtriple thumbv6-apple-macosx10.6.0 | FileCheck %s
; test that we print the label of a bb that is only used in a jump table.
; CHECK: .long LBB0_2
; CHECK: LBB0_2:
define i32 @calculate() {
entry:
switch i32 undef, label %return [
i32 1, label %sw.bb
i32 2, label %sw.bb6
i32 3, label %sw.bb13
i32 4, label %sw.bb20
]
sw.bb: ; preds = %entry
br label %return
sw.bb6: ; preds = %entry
br label %return
sw.bb13: ; preds = %entry
br label %return
sw.bb20: ; preds = %entry
%div = sdiv i32 undef, undef
br label %return
return: ; preds = %sw.bb20, %sw.bb13, %sw.bb6, %sw.bb, %entry
%retval.0 = phi i32 [ %div, %sw.bb20 ], [ undef, %sw.bb13 ], [ undef, %sw.bb6 ], [ undef, %sw.bb ], [ 0, %entry ]
ret i32 %retval.0
}