llvm-project/llvm/test/CodeGen/AArch64/patchable-function-entry.ll

66 lines
2.0 KiB
LLVM

; RUN: llc -mtriple=aarch64 %s -o - | FileCheck --check-prefixes=CHECK,NOFSECT %s
; RUN: llc -mtriple=aarch64 -function-sections %s -o - | FileCheck --check-prefixes=CHECK,FSECT %s
; RUN: llc -mtriple=aarch64 -no-integrated-as %s -o - | FileCheck --check-prefix=NOLINK %s
; NOLINK-NOT: "awo"
; NOLINK-NOT: ,unique,0
define i32 @f0() "patchable-function-entry"="0" {
; CHECK-LABEL: f0:
; CHECK-NEXT: .Lfunc_begin0:
; CHECK-NOT: nop
; CHECK: mov w0, wzr
; CHECK-NOT: .section __patchable_function_entries
ret i32 0
}
define i32 @f1() "patchable-function-entry"="1" {
; CHECK-LABEL: f1:
; CHECK-NEXT: .Lfunc_begin1:
; CHECK: nop
; CHECK-NEXT: mov w0, wzr
; CHECK: .section __patchable_function_entries,"awo",@progbits,f1,unique,0
; CHECK-NEXT: .p2align 3
; CHECK-NEXT: .xword .Lfunc_begin1
ret i32 0
}
define void @f2() "patchable-function-entry"="2" {
; CHECK-LABEL: f2:
; CHECK-NEXT: .Lfunc_begin2:
; CHECK-COUNT-2: nop
; CHECK-NEXT: ret
; NOFSECT: .section __patchable_function_entries,"awo",@progbits,f1,unique,0
; FSECT: .section __patchable_function_entries,"awo",@progbits,f2,unique,1
; CHECK-NEXT: .p2align 3
; CHECK-NEXT: .xword .Lfunc_begin2
ret void
}
$f3 = comdat any
define void @f3() "patchable-function-entry"="3" comdat {
; CHECK-LABEL: f3:
; CHECK-NEXT: .Lfunc_begin3:
; CHECK-COUNT-3: nop
; CHECK-NEXT: ret
; NOFSECT: .section __patchable_function_entries,"aGwo",@progbits,f3,comdat,f3,unique,1
; FSECT: .section __patchable_function_entries,"aGwo",@progbits,f3,comdat,f3,unique,2
; CHECK-NEXT: .p2align 3
; CHECK-NEXT: .xword .Lfunc_begin3
ret void
}
$f5 = comdat any
define void @f5() "patchable-function-entry"="5" comdat {
; CHECK-LABEL: f5:
; CHECK-NEXT: .Lfunc_begin4:
; CHECK-COUNT-5: nop
; CHECK-NEXT: sub sp, sp, #16
; NOFSECT .section __patchable_function_entries,"aGwo",@progbits,f5,comdat,f5,unique,2
; FSECT: .section __patchable_function_entries,"aGwo",@progbits,f5,comdat,f5,unique,3
; CHECK: .p2align 3
; CHECK-NEXT: .xword .Lfunc_begin4
%frame = alloca i8, i32 16
ret void
}