diff --git a/llvm/test/Analysis/MemorySSA/update-remove-dead-blocks.ll b/llvm/test/Analysis/MemorySSA/update-remove-dead-blocks.ll index 5bcc17954de9..b6f26786787a 100644 --- a/llvm/test/Analysis/MemorySSA/update-remove-dead-blocks.ll +++ b/llvm/test/Analysis/MemorySSA/update-remove-dead-blocks.ll @@ -1,3 +1,4 @@ +; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt -loop-unswitch -loop-reduce -loop-simplifycfg -verify-memoryssa -S %s | FileCheck %s ; TODO: also run with NPM, but currently LSR does not preserve LCSSA, causing a verification failure on the test. @@ -14,7 +15,26 @@ target triple = "x86_64-unknown-linux-gnu" @c = external global [1 x i32], align 4 define i32* @test() { -; CHECK-LABEL: @test +; CHECK-LABEL: @test( +; CHECK-NEXT: entry: +; CHECK-NEXT: switch i32 0, label [[ENTRY_SPLIT:%.*]] [ +; CHECK-NEXT: i32 1, label [[FOR_BODY3SPLIT:%.*]] +; CHECK-NEXT: i32 2, label [[FOR_COND2_2_FOR_BODY3_CRIT_EDGE:%.*]] +; CHECK-NEXT: ] +; CHECK: entry.split: +; CHECK-NEXT: br label [[FOR_COND:%.*]] +; CHECK: for.cond: +; CHECK-NEXT: [[STOREMERGE:%.*]] = phi i64 [ 0, [[ENTRY_SPLIT]] ], [ [[INC7:%.*]], [[FOR_COND]] ] +; CHECK-NEXT: [[INC7]] = add nsw i64 [[STOREMERGE]], 1 +; CHECK-NEXT: br label [[FOR_COND]] +; CHECK: for.body3split: +; CHECK-NEXT: br label [[FOR_BODY3:%.*]] +; CHECK: for.cond2.2.for.body3_crit_edge: +; CHECK-NEXT: br label [[FOR_BODY3]] +; CHECK: for.body3: +; CHECK-NEXT: [[STOREMERGE_LCSSA:%.*]] = phi i64 [ undef, [[FOR_COND2_2_FOR_BODY3_CRIT_EDGE]] ], [ undef, [[FOR_BODY3SPLIT]] ] +; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds [1 x i32], [1 x i32]* @c, i64 0, i64 [[STOREMERGE_LCSSA]] +; CHECK-NEXT: ret i32* [[ARRAYIDX]] ; entry: ; preds = %entry br label %for.cond