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a62270de2c
The reversion apparently deleted the test/Transforms directory. Will be re-reverting again. llvm-svn: 358552
45 lines
1.5 KiB
LLVM
45 lines
1.5 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -newgvn -enable-phi-of-ops=true -S | FileCheck %s
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;; Make sure we don't incorrectly use predicateinfo to simplify phi of ops cases
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source_filename = "pr34135.ll"
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define void @snork(i32 %arg) {
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; CHECK-LABEL: @snork(
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; CHECK-NEXT: bb:
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; CHECK-NEXT: [[TMP:%.*]] = sext i32 [[ARG:%.*]] to i64
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; CHECK-NEXT: br label [[BB1:%.*]]
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; CHECK: bb1:
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; CHECK-NEXT: [[TMP2:%.*]] = phi i64 [ 0, [[BB:%.*]] ], [ [[TMP3:%.*]], [[BB1]] ]
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; CHECK-NEXT: [[TMP3]] = add i64 [[TMP2]], 1
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; CHECK-NEXT: [[TMP4:%.*]] = icmp slt i64 [[TMP3]], [[TMP]]
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; CHECK-NEXT: br i1 [[TMP4]], label [[BB1]], label [[BB7:%.*]]
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; CHECK: bb5:
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; CHECK-NEXT: [[TMP6:%.*]] = icmp sgt i64 [[TMP]], 1
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; CHECK-NEXT: br i1 [[TMP6]], label [[BB7]], label [[BB9:%.*]]
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; CHECK: bb7:
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; CHECK-NEXT: br label [[BB5:%.*]]
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; CHECK: bb9:
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; CHECK-NEXT: unreachable
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;
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bb:
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%tmp = sext i32 %arg to i64
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br label %bb1
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bb1: ; preds = %bb1, %bb
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%tmp2 = phi i64 [ 0, %bb ], [ %tmp3, %bb1 ]
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%tmp3 = add i64 %tmp2, 1
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%tmp4 = icmp slt i64 %tmp3, %tmp
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br i1 %tmp4, label %bb1, label %bb7
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bb5: ; preds = %bb7
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%tmp6 = icmp sgt i64 %tmp8, 1
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br i1 %tmp6, label %bb7, label %bb9
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bb7: ; preds = %bb5, %bb1
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%tmp8 = phi i64 [ undef, %bb5 ], [ %tmp, %bb1 ]
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br label %bb5
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bb9: ; preds = %bb5
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unreachable
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}
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