; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt -passes='lto<O3>' -S < %s | FileCheck %s define void @hoist_fdiv(float* %a, float %b) { ; CHECK-LABEL: @hoist_fdiv( ; CHECK-NEXT: entry: ; CHECK-NEXT: br label [[FOR_COND:%.*]] ; CHECK: for.cond: ; CHECK-NEXT: [[I_0:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[INC:%.*]], [[FOR_INC:%.*]] ] ; CHECK-NEXT: [[CMP_NOT:%.*]] = icmp eq i32 [[I_0]], 1024 ; CHECK-NEXT: br i1 [[CMP_NOT]], label [[FOR_END:%.*]], label [[FOR_INC]] ; CHECK: for.inc: ; CHECK-NEXT: [[IDXPROM:%.*]] = zext i32 [[I_0]] to i64 ; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds float, float* [[A:%.*]], i64 [[IDXPROM]] ; CHECK-NEXT: [[TMP0:%.*]] = load float, float* [[ARRAYIDX]], align 4 ; CHECK-NEXT: [[TMP1:%.*]] = fdiv fast float [[TMP0]], [[B:%.*]] ; CHECK-NEXT: store float [[TMP1]], float* [[ARRAYIDX]], align 4 ; CHECK-NEXT: [[INC]] = add nuw nsw i32 [[I_0]], 1 ; CHECK-NEXT: br label [[FOR_COND]] ; CHECK: for.end: ; CHECK-NEXT: ret void ; entry: br label %for.cond for.cond: %i.0 = phi i32 [ 0, %entry ], [ %inc, %for.inc ] %cmp = icmp ne i32 %i.0, 1024 br i1 %cmp, label %for.body, label %for.cond.cleanup for.cond.cleanup: br label %for.end for.body: %idxprom = sext i32 %i.0 to i64 %arrayidx = getelementptr inbounds float, float* %a, i64 %idxprom %0 = load float, float* %arrayidx, align 4 %div = fdiv fast float %0, %b store float %div, float* %arrayidx, align 4 br label %for.inc for.inc: %inc = add nsw i32 %i.0, 1 br label %for.cond for.end: ret void }