; RUN: llc -march=hexagon < %s | FileCheck %s target triple = "hexagon" ; FP elimination enabled. ; ; CHECK-LABEL: danny: ; CHECK: r29 = add(r29,#-[[SIZE:[0-9]+]]) ; CHECK: r29 = add(r29,#[[SIZE]]) define i32 @danny(i32 %a0, i32 %a1) local_unnamed_addr #0 { b2: %v3 = alloca [32 x i32], align 8 %v4 = bitcast [32 x i32]* %v3 to i8* call void @llvm.lifetime.start.p0i8(i64 128, i8* nonnull %v4) #3 br label %b5 b5: ; preds = %b5, %b2 %v6 = phi i32 [ 0, %b2 ], [ %v8, %b5 ] %v7 = getelementptr inbounds [32 x i32], [32 x i32]* %v3, i32 0, i32 %v6 store i32 %v6, i32* %v7, align 4 %v8 = add nuw nsw i32 %v6, 1 %v9 = icmp eq i32 %v8, 32 br i1 %v9, label %b10, label %b5 b10: ; preds = %b5 %v11 = getelementptr inbounds [32 x i32], [32 x i32]* %v3, i32 0, i32 %a0 store i32 %a1, i32* %v11, align 4 br label %b12 b12: ; preds = %b12, %b10 %v13 = phi i32 [ 0, %b10 ], [ %v18, %b12 ] %v14 = phi i32 [ 0, %b10 ], [ %v17, %b12 ] %v15 = getelementptr inbounds [32 x i32], [32 x i32]* %v3, i32 0, i32 %v13 %v16 = load i32, i32* %v15, align 4 %v17 = add nsw i32 %v16, %v14 %v18 = add nuw nsw i32 %v13, 1 %v19 = icmp eq i32 %v18, 32 br i1 %v19, label %b20, label %b12 b20: ; preds = %b12 call void @llvm.lifetime.end.p0i8(i64 128, i8* nonnull %v4) #3 ret i32 %v17 } ; FP elimination disabled. ; ; CHECK-LABEL: sammy: ; CHECK: allocframe ; CHECK: dealloc_return define i32 @sammy(i32 %a0, i32 %a1) local_unnamed_addr #1 { b2: %v3 = alloca [32 x i32], align 8 %v4 = bitcast [32 x i32]* %v3 to i8* call void @llvm.lifetime.start.p0i8(i64 128, i8* nonnull %v4) #3 br label %b5 b5: ; preds = %b5, %b2 %v6 = phi i32 [ 0, %b2 ], [ %v8, %b5 ] %v7 = getelementptr inbounds [32 x i32], [32 x i32]* %v3, i32 0, i32 %v6 store i32 %v6, i32* %v7, align 4 %v8 = add nuw nsw i32 %v6, 1 %v9 = icmp eq i32 %v8, 32 br i1 %v9, label %b10, label %b5 b10: ; preds = %b5 %v11 = getelementptr inbounds [32 x i32], [32 x i32]* %v3, i32 0, i32 %a0 store i32 %a1, i32* %v11, align 4 br label %b12 b12: ; preds = %b12, %b10 %v13 = phi i32 [ 0, %b10 ], [ %v18, %b12 ] %v14 = phi i32 [ 0, %b10 ], [ %v17, %b12 ] %v15 = getelementptr inbounds [32 x i32], [32 x i32]* %v3, i32 0, i32 %v13 %v16 = load i32, i32* %v15, align 4 %v17 = add nsw i32 %v16, %v14 %v18 = add nuw nsw i32 %v13, 1 %v19 = icmp eq i32 %v18, 32 br i1 %v19, label %b20, label %b12 b20: ; preds = %b12 call void @llvm.lifetime.end.p0i8(i64 128, i8* nonnull %v4) #3 ret i32 %v17 } declare void @llvm.lifetime.start.p0i8(i64, i8* nocapture) #2 declare void @llvm.lifetime.end.p0i8(i64, i8* nocapture) #2 attributes #0 = { nounwind readnone "frame-pointer"="none" "target-cpu"="hexagonv60" } attributes #1 = { nounwind readnone "frame-pointer"="all" "target-cpu"="hexagonv60" } attributes #2 = { argmemonly nounwind } attributes #3 = { nounwind }