| ; RUN: opt -passes="loop(indvars,loop-deletion,loop-unroll-full)" -print-pass-numbers -S -o /dev/null %s 2>&1 | FileCheck %s --check-prefix=NUMBER |
| ; RUN: opt -passes="loop(indvars,loop-deletion,loop-unroll-full)" -print-module-scope -print-at-pass-number=3 -S -o /dev/null %s 2>&1 | FileCheck %s --check-prefix=AT |
| ; RUN: opt -passes="loop(indvars,loop-deletion,loop-unroll-full)" -print-module-scope -print-at-pass-number=4 -S -o /dev/null %s 2>&1 | FileCheck %s --check-prefix=AT-INVALIDATE |
| |
| define i32 @bar(i32 %arg) { |
| ; AT: *** IR Dump At 3-IndVarSimplifyPass on bb1 *** |
| ; AT: define i32 @bar(i32 %arg) { |
| |
| ; AT-INVALIDATE: *** IR Dump At 4-LoopDeletionPass on bb1 (invalidated) *** |
| ; AT-INVALIDATE: define i32 @bar(i32 %arg) { |
| |
| bb: |
| br label %bb1 |
| |
| bb1: ; preds = %bb1, %bb |
| %phi = phi i32 [ 0, %bb ], [ %add, %bb1 ] |
| %phi2 = phi i32 [ 0, %bb ], [ %add3, %bb1 ] |
| %add = add i32 %phi, 1 |
| %add3 = add i32 %phi2, %add |
| %icmp = icmp slt i32 %phi, %arg |
| br i1 %icmp, label %bb1, label %bb4 |
| |
| bb4: ; preds = %bb1 |
| ret i32 %add3 |
| } |
| |
| ; NUMBER: Running pass 1 LoopSimplifyPass |
| ; NUMBER-NEXT: Running pass 2 LCSSAPass |
| ; NUMBER-NEXT: Running pass 3 IndVarSimplifyPass |
| ; NUMBER-NEXT: Running pass 4 LoopDeletionPass |
| ; NUMBER-NEXT: Running pass 5 VerifierPass |
| ; NUMBER-NEXT: Running pass 6 PrintModulePass |
