llvm-project/llvm/test/CodeGen/AArch64/windows-extern-weak.ll

33 lines
927 B
LLVM

; RUN: llc -mtriple aarch64-windows -filetype asm -o - < %s | FileCheck %s
; RUN: llc -mtriple aarch64-windows -filetype asm -o - -fast-isel %s | FileCheck %s
; RUN: llc -mtriple aarch64-windows -filetype asm -o - -global-isel -global-isel-abort=0 %s | FileCheck %s
define void @func() {
; CHECK-LABEL: func:
; CHECK: str x30, [sp, #-16]!
; CHECK-NEXT: .seh_save_reg_x x30, 16
; CHECK-NEXT: .seh_endprologue
; CHECK-NEXT: adrp x8, .refptr.weakfunc
; CHECK-NEXT: ldr x8, [x8, .refptr.weakfunc]
; CHECK-NEXT: cbz x8, .LBB0_2
; CHECK-NEXT: ; %bb.1:
; CHECK-NEXT: blr x8
; CHECK-NEXT: .LBB0_2:
; CHECK-NEXT: .seh_startepilogue
; CHECK-NEXT: ldr x30, [sp], #16
; CHECK-NEXT: .seh_save_reg_x x30, 16
; CHECK-NEXT: .seh_endepilogue
; CHECK-NEXT: ret
br i1 icmp ne (void ()* @weakfunc, void ()* null), label %1, label %2
1:
call void @weakfunc()
br label %2
2:
ret void
}
declare extern_weak void @weakfunc()