llvm/test/Transforms/LoopUnroll/RISCV/unroll-Os.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
; RUN: opt < %s -S -mtriple=riscv64 -passes=loop-unroll | FileCheck %s

; Function Attrs: optsize
define void @foo(ptr %array, i32 %x) #0 {
; CHECK-LABEL: define void @foo
; CHECK-SAME: (ptr [[ARRAY:%.*]], i32 [[X:%.*]]) #[[ATTR0:[0-9]+]] {
; CHECK-NEXT:  entry:
; CHECK-NEXT:    br label [[FOR_BODY:%.*]]
; CHECK:       for.body:
; CHECK-NEXT:    store i32 [[X]], ptr [[ARRAY]], align 4
; CHECK-NEXT:    [[ARRAYIDX_1:%.*]] = getelementptr inbounds i32, ptr [[ARRAY]], i64 1
; CHECK-NEXT:    store i32 [[X]], ptr [[ARRAYIDX_1]], align 4
; CHECK-NEXT:    [[ARRAYIDX_2:%.*]] = getelementptr inbounds i32, ptr [[ARRAY]], i64 2
; CHECK-NEXT:    store i32 [[X]], ptr [[ARRAYIDX_2]], align 4
; CHECK-NEXT:    [[ARRAYIDX_3:%.*]] = getelementptr inbounds i32, ptr [[ARRAY]], i64 3
; CHECK-NEXT:    store i32 [[X]], ptr [[ARRAYIDX_3]], align 4
; CHECK-NEXT:    ret void
;
entry:
  br label %for.body

for.body:
  %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
  %arrayidx = getelementptr inbounds i32, ptr %array, i64 %indvars.iv
  store i32 %x, ptr %arrayidx, align 4
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %exitcond.not = icmp eq i64 %indvars.iv.next, 4
  br i1 %exitcond.not, label %for.cond.cleanup, label %for.body

for.cond.cleanup:
  ret void
}

attributes #0 = { optsize }