diff options
Diffstat (limited to 'llvm/test/Transforms/PhaseOrdering/simplifycfg-options.ll')
-rw-r--r-- | llvm/test/Transforms/PhaseOrdering/simplifycfg-options.ll | 104 |
1 files changed, 0 insertions, 104 deletions
diff --git a/llvm/test/Transforms/PhaseOrdering/simplifycfg-options.ll b/llvm/test/Transforms/PhaseOrdering/simplifycfg-options.ll deleted file mode 100644 index 69346234635..00000000000 --- a/llvm/test/Transforms/PhaseOrdering/simplifycfg-options.ll +++ /dev/null @@ -1,104 +0,0 @@ -; NOTE: Assertions have been autogenerated by utils/update_test_checks.py -; 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. - -define i1 @PR33605(i32 %a, i32 %b, i32* %c) { -; 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 - -for.cond: - %i.0 = phi i32 [ 2, %entry ], [ %dec, %if.end ] - %changed.0.off0 = phi i1 [ false, %entry ], [ %changed.1.off0, %if.end ] - %dec = add nsw i32 %i.0, -1 - %tobool = icmp eq i32 %i.0, 0 - br i1 %tobool, label %for.cond.cleanup, label %for.body - -for.cond.cleanup: - %changed.0.off0.lcssa = phi i1 [ %changed.0.off0, %for.cond ] - ret i1 %changed.0.off0.lcssa - -for.body: - %or = or i32 %a, %b - %idxprom = sext i32 %dec to i64 - %arrayidx = getelementptr inbounds i32, i32* %c, i64 %idxprom - %0 = load i32, i32* %arrayidx, align 4 - %cmp = icmp eq i32 %or, %0 - br i1 %cmp, label %if.end, label %if.then - -if.then: - store i32 %or, i32* %arrayidx, align 4 - call void @foo() - br label %if.end - -if.end: - %changed.1.off0 = phi i1 [ true, %if.then ], [ %changed.0.off0, %for.body ] - br label %for.cond -} - -declare void @foo() - -; PR34603 - https://bugs.llvm.org/show_bug.cgi?id=34603 -; We should have a select of doubles, not a select of double pointers. -; SimplifyCFG should not flatten this before early-cse has a chance to eliminate redundant ops. - -define double @max_of_loads(double* %x, double* %y, i64 %i) { -; ALL-LABEL: @max_of_loads( -; ALL-NEXT: entry: -; ALL-NEXT: [[XI_PTR:%.*]] = getelementptr double, double* [[X:%.*]], i64 [[I:%.*]] -; ALL-NEXT: [[YI_PTR:%.*]] = getelementptr double, double* [[Y:%.*]], i64 [[I]] -; ALL-NEXT: [[XI:%.*]] = load double, double* [[XI_PTR]], align 8 -; ALL-NEXT: [[YI:%.*]] = load double, double* [[YI_PTR]], align 8 -; ALL-NEXT: [[CMP:%.*]] = fcmp ogt double [[XI]], [[YI]] -; ALL-NEXT: [[XI_YI:%.*]] = select i1 [[CMP]], double [[XI]], double [[YI]] -; ALL-NEXT: ret double [[XI_YI]] -; -entry: - %xi_ptr = getelementptr double, double* %x, i64 %i - %yi_ptr = getelementptr double, double* %y, i64 %i - %xi = load double, double* %xi_ptr - %yi = load double, double* %yi_ptr - %cmp = fcmp ogt double %xi, %yi - br i1 %cmp, label %if, label %else - -if: - %xi_ptr_again = getelementptr double, double* %x, i64 %i - %xi_again = load double, double* %xi_ptr_again - br label %end - -else: - %yi_ptr_again = getelementptr double, double* %y, i64 %i - %yi_again = load double, double* %yi_ptr_again - br label %end - -end: - %max = phi double [ %xi_again, %if ], [ %yi_again, %else ] - ret double %max -} - |