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72 lines
2.0 KiB
LLVM
72 lines
2.0 KiB
LLVM
; RUN: llc < %s -mtriple=thumbv7-apple-ios -mcpu=cortex-a8 | FileCheck %s
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; rdar://13782395
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define i32 @t1(i32 %a, i32 %b, i8** %retaddr) {
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; CHECK: t1:
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; CHECK: Block address taken
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; CHECK-NOT: Address of block that was removed by CodeGen
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store i8* blockaddress(@t1, %cond_true), i8** %retaddr
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%tmp2 = icmp eq i32 %a, 0
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br i1 %tmp2, label %cond_false, label %cond_true
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cond_true:
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%tmp5 = add i32 %b, 1
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ret i32 %tmp5
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cond_false:
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%tmp7 = add i32 %b, -1
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ret i32 %tmp7
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}
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define i32 @t2(i32 %a, i32 %b, i32 %c, i32 %d, i8** %retaddr) {
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; CHECK: t2:
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; CHECK: Block address taken
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; CHECK: %cond_true
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; CHECK: add
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; CHECK: bx lr
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store i8* blockaddress(@t2, %cond_true), i8** %retaddr
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%tmp2 = icmp sgt i32 %c, 10
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%tmp5 = icmp slt i32 %d, 4
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%tmp8 = and i1 %tmp5, %tmp2
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%tmp13 = add i32 %b, %a
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br i1 %tmp8, label %cond_true, label %UnifiedReturnBlock
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cond_true:
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%tmp15 = add i32 %tmp13, %c
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%tmp1821 = sub i32 %tmp15, %d
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ret i32 %tmp1821
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UnifiedReturnBlock:
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ret i32 %tmp13
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}
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define hidden fastcc void @t3(i8** %retaddr) {
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; CHECK: t3:
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; CHECK: Block address taken
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; CHECK-NOT: Address of block that was removed by CodeGen
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bb:
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store i8* blockaddress(@t3, %KBBlockZero_return_1), i8** %retaddr
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br i1 undef, label %bb77, label %bb7.i
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bb7.i: ; preds = %bb35
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br label %bb2.i
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KBBlockZero_return_1: ; preds = %KBBlockZero.exit
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unreachable
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KBBlockZero_return_0: ; preds = %KBBlockZero.exit
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unreachable
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bb77: ; preds = %bb26, %bb12, %bb
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ret void
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bb2.i: ; preds = %bb6.i350, %bb7.i
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br i1 undef, label %bb6.i350, label %KBBlockZero.exit
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bb6.i350: ; preds = %bb2.i
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br label %bb2.i
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KBBlockZero.exit: ; preds = %bb2.i
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indirectbr i8* undef, [label %KBBlockZero_return_1, label %KBBlockZero_return_0]
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}
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