diff options
Diffstat (limited to 'test/Transforms/PhaseOrdering/simplifycfg-options.ll')
-rw-r--r-- | test/Transforms/PhaseOrdering/simplifycfg-options.ll | 79 |
1 files changed, 25 insertions, 54 deletions
diff --git a/test/Transforms/PhaseOrdering/simplifycfg-options.ll b/test/Transforms/PhaseOrdering/simplifycfg-options.ll index fd8456d727f..90386e740e7 100644 --- a/test/Transforms/PhaseOrdering/simplifycfg-options.ll +++ b/test/Transforms/PhaseOrdering/simplifycfg-options.ll @@ -1,63 +1,34 @@ ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py -; RUN: opt -O1 -S < %s | FileCheck %s --check-prefix=OLDPM -; RUN: opt -passes='default<O1>' -S < %s | FileCheck %s --check-prefix=NEWPM +; RUN: opt -O1 -S < %s | FileCheck %s --check-prefix=ALL --check-prefix=OLDPM +; RUN: opt -passes='default<O1>' -S < %s | FileCheck %s --check-prefix=ALL --check-prefix=NEWPM ; Don't simplify unconditional branches from empty blocks in simplifyCFG ; until late in the pipeline because it can destroy canonical loop structure. -; FIXME: The new pass manager is not limiting simplifycfg at any point in the pipeline, -; so it performs a transformation before loop optimizations that is avoided in the old PM. - define i1 @PR33605(i32 %a, i32 %b, i32* %c) { -; OLDPM-LABEL: @PR33605( -; OLDPM-NEXT: for.body: -; OLDPM-NEXT: [[OR:%.*]] = or i32 [[B:%.*]], [[A:%.*]] -; OLDPM-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, i32* [[C:%.*]], i64 1 -; OLDPM-NEXT: [[TMP0:%.*]] = load i32, i32* [[ARRAYIDX]], align 4 -; OLDPM-NEXT: [[CMP:%.*]] = icmp eq i32 [[OR]], [[TMP0]] -; OLDPM-NEXT: br i1 [[CMP]], label [[IF_END:%.*]], label [[IF_THEN:%.*]] -; OLDPM: if.then: -; OLDPM-NEXT: store i32 [[OR]], i32* [[ARRAYIDX]], align 4 -; OLDPM-NEXT: tail call void @foo() -; OLDPM-NEXT: br label [[IF_END]] -; OLDPM: if.end: -; OLDPM-NEXT: [[CHANGED_1_OFF0:%.*]] = phi i1 [ true, [[IF_THEN]] ], [ false, [[FOR_BODY:%.*]] ] -; OLDPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[C]], align 4 -; OLDPM-NEXT: [[CMP_1:%.*]] = icmp eq i32 [[OR]], [[TMP1]] -; OLDPM-NEXT: br i1 [[CMP_1]], label [[IF_END_1:%.*]], label [[IF_THEN_1:%.*]] -; OLDPM: if.then.1: -; OLDPM-NEXT: store i32 [[OR]], i32* [[C]], align 4 -; OLDPM-NEXT: tail call void @foo() -; OLDPM-NEXT: br label [[IF_END_1]] -; OLDPM: if.end.1: -; OLDPM-NEXT: [[CHANGED_1_OFF0_1:%.*]] = phi i1 [ true, [[IF_THEN_1]] ], [ [[CHANGED_1_OFF0]], [[IF_END]] ] -; OLDPM-NEXT: ret i1 [[CHANGED_1_OFF0_1]] -; -; NEWPM-LABEL: @PR33605( -; NEWPM-NEXT: entry: -; NEWPM-NEXT: [[OR:%.*]] = or i32 [[B:%.*]], [[A:%.*]] -; NEWPM-NEXT: br label [[FOR_COND_OUTER:%.*]] -; NEWPM: for.cond.outer: -; NEWPM-NEXT: [[I_0_PH:%.*]] = phi i32 [ [[DEC:%.*]], [[IF_THEN:%.*]] ], [ 2, [[ENTRY:%.*]] ] -; NEWPM-NEXT: [[CHANGED_0_OFF0_PH:%.*]] = phi i1 [ true, [[IF_THEN]] ], [ false, [[ENTRY]] ] -; NEWPM-NEXT: br label [[FOR_COND:%.*]] -; NEWPM: for.cond: -; NEWPM-NEXT: [[I_0:%.*]] = phi i32 [ [[DEC]], [[FOR_BODY:%.*]] ], [ [[I_0_PH]], [[FOR_COND_OUTER]] ] -; NEWPM-NEXT: [[DEC]] = add nsw i32 [[I_0]], -1 -; NEWPM-NEXT: [[TOBOOL:%.*]] = icmp eq i32 [[I_0]], 0 -; NEWPM-NEXT: br i1 [[TOBOOL]], label [[FOR_COND_CLEANUP:%.*]], label [[FOR_BODY]] -; NEWPM: for.cond.cleanup: -; NEWPM-NEXT: ret i1 [[CHANGED_0_OFF0_PH]] -; NEWPM: for.body: -; NEWPM-NEXT: [[IDXPROM:%.*]] = sext i32 [[DEC]] to i64 -; NEWPM-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, i32* [[C:%.*]], i64 [[IDXPROM]] -; NEWPM-NEXT: [[TMP0:%.*]] = load i32, i32* [[ARRAYIDX]], align 4 -; NEWPM-NEXT: [[CMP:%.*]] = icmp eq i32 [[OR]], [[TMP0]] -; NEWPM-NEXT: br i1 [[CMP]], label [[FOR_COND]], label [[IF_THEN]] -; NEWPM: if.then: -; NEWPM-NEXT: store i32 [[OR]], i32* [[ARRAYIDX]], align 4 -; NEWPM-NEXT: tail call void @foo() -; NEWPM-NEXT: br label [[FOR_COND_OUTER]] +; ALL-LABEL: @PR33605( +; ALL-NEXT: for.body: +; ALL-NEXT: [[OR:%.*]] = or i32 [[B:%.*]], [[A:%.*]] +; ALL-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, i32* [[C:%.*]], i64 1 +; ALL-NEXT: [[TMP0:%.*]] = load i32, i32* [[ARRAYIDX]], align 4 +; ALL-NEXT: [[CMP:%.*]] = icmp eq i32 [[OR]], [[TMP0]] +; ALL-NEXT: br i1 [[CMP]], label [[IF_END:%.*]], label [[IF_THEN:%.*]] +; ALL: if.then: +; ALL-NEXT: store i32 [[OR]], i32* [[ARRAYIDX]], align 4 +; ALL-NEXT: tail call void @foo() +; ALL-NEXT: br label [[IF_END]] +; ALL: if.end: +; ALL-NEXT: [[CHANGED_1_OFF0:%.*]] = phi i1 [ true, [[IF_THEN]] ], [ false, [[FOR_BODY:%.*]] ] +; ALL-NEXT: [[TMP1:%.*]] = load i32, i32* [[C]], align 4 +; ALL-NEXT: [[CMP_1:%.*]] = icmp eq i32 [[OR]], [[TMP1]] +; ALL-NEXT: br i1 [[CMP_1]], label [[IF_END_1:%.*]], label [[IF_THEN_1:%.*]] +; ALL: if.then.1: +; ALL-NEXT: store i32 [[OR]], i32* [[C]], align 4 +; ALL-NEXT: tail call void @foo() +; ALL-NEXT: br label [[IF_END_1]] +; ALL: if.end.1: +; ALL-NEXT: [[CHANGED_1_OFF0_1:%.*]] = phi i1 [ true, [[IF_THEN_1]] ], [ [[CHANGED_1_OFF0]], [[IF_END]] ] +; ALL-NEXT: ret i1 [[CHANGED_1_OFF0_1]] ; entry: br label %for.cond |