llvm-project/llvm/test/CodeGen/X86/patchable-function-entry.ll

59 lines
1.8 KiB
LLVM

; RUN: llc -mtriple=i386 %s -o - | FileCheck --check-prefixes=CHECK,NOFSECT,32 %s
; RUN: llc -mtriple=x86_64 %s -o - | FileCheck --check-prefixes=CHECK,NOFSECT,64 %s
define void @f0() "patchable-function-entry"="0" {
; CHECK-LABEL: f0:
; CHECK-NEXT: .Lfunc_begin0:
; CHECK-NOT: nop
; CHECK: ret
; CHECK: .section __patchable_function_entries,"awo",@progbits,f0,unique,0
; 32: .p2align 2
; 32-NEXT: .long .Lfunc_begin0
; 64: .p2align 3
; 64-NEXT: .quad .Lfunc_begin0
ret void
}
define void @f1() "patchable-function-entry"="1" {
; CHECK-LABEL: f1:
; CHECK: nop
; CHECK-NEXT: ret
; NOFSECT: .section __patchable_function_entries,"awo",@progbits,f0,unique,0
; FSECT: .section __patchable_function_entries,"awo",@progbits,f1,unique,1
; 32: .p2align 2
; 32-NEXT: .long .Lfunc_begin1
; 64: .p2align 3
; 64-NEXT: .quad .Lfunc_begin1
ret void
}
$f3 = comdat any
define void @f3() "patchable-function-entry"="3" comdat {
; CHECK-LABEL: f3:
; 32-COUNT-3: nop
; 64: nopl (%rax)
; CHECK: 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
; 32: .p2align 2
; 32-NEXT: .long .Lfunc_begin2
; 64: .p2align 3
; 64-NEXT: .quad .Lfunc_begin2
ret void
}
$f5 = comdat any
define void @f5() "patchable-function-entry"="5" comdat {
; CHECK-LABEL: f5:
; 32-COUNT-5: nop
; 64: nopl 8(%rax,%rax)
; CHECK-NEXT: ret
; NOFSECT .section __patchable_function_entries,"aGwo",@progbits,f5,comdat,f5,unique,2
; FSECT: .section __patchable_function_entries,"aGwo",@progbits,f5,comdat,f5,unique,3
; 32: .p2align 2
; 32-NEXT: .long .Lfunc_begin3
; 64: .p2align 3
; 64-NEXT: .quad .Lfunc_begin3
ret void
}