1; RUN: llc -mtriple=armv7-unknown-linux-gnueabi < %s | FileCheck %s 2; Check that all callee-saved registers are saved and restored in functions 3; that call __builtin_unwind_init(). This is its undocumented behavior in gcc, 4; and it is used in compiling libgcc_eh. 5; See also PR8541 6 7declare void @llvm.eh.unwind.init() 8 9define void @calls_unwind_init() { 10 call void @llvm.eh.unwind.init() 11 ret void 12} 13 14; CHECK-LABEL: calls_unwind_init: 15; CHECK: push {r4, r5, r6, r7, r8, r9, r10, r11, lr} 16; CHECK: vpush {d8, d9, d10, d11, d12, d13, d14, d15} 17; CHECK: vpop {d8, d9, d10, d11, d12, d13, d14, d15} 18; CHECK: pop {r4, r5, r6, r7, r8, r9, r10, r11, pc} 19