forked from OSchip/llvm-project
53 lines
1.3 KiB
LLVM
53 lines
1.3 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -jump-threading -S | FileCheck %s
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; CHECK-ALL-LABEL: @func(
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define i1 @func(i1 %arg, i32 %arg1, i1 %arg2) {
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; CHECK-LABEL: @func(
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; CHECK-NEXT: bb:
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; CHECK-NEXT: br i1 [[ARG:%.*]], label [[BB3:%.*]], label [[BB4:%.*]]
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; CHECK: bb3:
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; CHECK-NEXT: [[I:%.*]] = icmp eq i32 [[ARG1:%.*]], 0
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; CHECK-NEXT: br label [[BB7:%.*]]
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; CHECK: bb4:
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; CHECK-NEXT: callbr void asm sideeffect "", "X"(i8* blockaddress(@func, [[BB7]]))
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; CHECK-NEXT: to label [[BB5:%.*]] [label %bb7]
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; CHECK: bb5:
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; CHECK-NEXT: br label [[BB7]]
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; CHECK: bb7:
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; CHECK-NEXT: [[I8:%.*]] = phi i1 [ [[I]], [[BB3]] ], [ [[ARG2:%.*]], [[BB5]] ], [ [[ARG2]], [[BB4]] ]
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; CHECK-NEXT: [[I9:%.*]] = xor i1 [[I8]], [[ARG]]
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; CHECK-NEXT: br i1 [[I9]], label [[BB11:%.*]], label [[BB11]]
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; CHECK: bb11:
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; CHECK-NEXT: ret i1 [[I9]]
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;
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bb:
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br i1 %arg, label %bb3, label %bb4
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bb3:
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%i = icmp eq i32 %arg1, 0
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br label %bb7
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bb4:
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callbr void asm sideeffect "", "X"(i8* blockaddress(@func, %bb6))
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to label %bb5 [label %bb6]
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bb5:
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br label %bb6
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bb6:
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br label %bb7
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bb7:
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%i8 = phi i1 [ %i, %bb3 ], [ %arg2, %bb6 ]
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%i9 = xor i1 %i8, %arg
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br i1 %i9, label %bb11, label %bb10
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bb10:
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br label %bb11
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bb11:
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ret i1 %i9
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}
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