| ; RUN: opt %loadPolly -enable-new-pm=0 -polly -O3 -S < %s | FileCheck %s |
| ; RUN: opt %loadPolly -enable-new-pm=1 -polly -O3 -S < %s | FileCheck %s |
| ; |
| ; Check that Polly's default pipeline works from detection to code generation |
| ; with either pass manager. |
| ; The presence of the BB polly.stmt.body.lr.ph indicates that the statement |
| ; has been re-generated by Polly. It should not have been merged with other |
| ; BBs by SimplifyCFG. |
| ; |
| ; for (int j = 0; j < n; j += 1) { |
| ; A[0] = 42.0; |
| ; } |
| ; |
| define void @func(i32 %n, double* noalias nonnull %A) { |
| entry: |
| br label %for |
| |
| for: |
| %j = phi i32 [0, %entry], [%j.inc, %inc] |
| %j.cmp = icmp slt i32 %j, %n |
| br i1 %j.cmp, label %body, label %exit |
| |
| body: |
| store double 42.0, double* %A |
| br label %inc |
| |
| inc: |
| %j.inc = add nuw nsw i32 %j, 1 |
| br label %for |
| |
| exit: |
| br label %return |
| |
| return: |
| ret void |
| } |
| |
| |
| ; CHECK-LABEL: define void @func(i32 %n, double* noalias nocapture nonnull %A) |
| ; CHECK: polly.stmt.body.lr.ph: |
| ; CHECK-NEXT: store double 4.200000e+01, double* %A, align 8 |
