llvm-project/polly/test/ScopInfo/reduction_simple_w_constant.ll

27 lines
716 B
LLVM

; RUN: opt %loadPolly -polly-scops -analyze < %s | FileCheck %s
;
; CHECK: Reduction Type: +
;
; void f(int *sum) {
; for (int i = 0; i <= 100; i++)
; sum += 3;
; }
target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-n32-S64"
define void @f(i32* %sum) {
entry:
br label %for.cond
for.cond: ; preds = %for.cond, %entry
%i1.0 = phi i32 [ 0, %entry ], [ %inc, %for.cond ]
%sum.reload = load i32, i32* %sum
%add = add nsw i32 %sum.reload, 3
%inc = add nsw i32 %i1.0, 1
store i32 %add, i32* %sum
%cmp = icmp slt i32 %i1.0, 100
br i1 %cmp, label %for.cond, label %for.end
for.end: ; preds = %for.cond
ret void
}