19 lines
662 B
LLVM
19 lines
662 B
LLVM
; RUN: llc -mtriple=armv7-unknown-linux-gnueabi < %s | FileCheck %s
|
|
; Check that all callee-saved registers are saved and restored in functions
|
|
; that call __builtin_unwind_init(). This is its undocumented behavior in gcc,
|
|
; and it is used in compiling libgcc_eh.
|
|
; See also PR8541
|
|
|
|
declare void @llvm.eh.unwind.init()
|
|
|
|
define void @calls_unwind_init() {
|
|
call void @llvm.eh.unwind.init()
|
|
ret void
|
|
}
|
|
|
|
; CHECK-LABEL: calls_unwind_init:
|
|
; CHECK: push {r4, r5, r6, r7, r8, r9, r10, r11, lr}
|
|
; CHECK: vpush {d8, d9, d10, d11, d12, d13, d14, d15}
|
|
; CHECK: vpop {d8, d9, d10, d11, d12, d13, d14, d15}
|
|
; CHECK: pop {r4, r5, r6, r7, r8, r9, r10, r11, pc}
|