mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-09-01 04:29:57 +00:00
No need to create yet another temp symbol. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@231198 91177308-0d34-0410-b5e6-96231b3b80d8
55 lines
1.8 KiB
LLVM
55 lines
1.8 KiB
LLVM
; RUN: llc < %s -mtriple=x86_64-apple-darwin | FileCheck -check-prefix=CHECK-NO-FP %s
|
|
; RUN: llc < %s -mtriple=x86_64-apple-darwin -disable-fp-elim | FileCheck -check-prefix=CHECK-FP %s
|
|
; RUN: llc < %s -mtriple=x86_64-linux-gnu | FileCheck -check-prefix=LINUX-NO-FP %s
|
|
; RUN: llc < %s -mtriple=x86_64-linux-gnu -disable-fp-elim | FileCheck -check-prefix=LINUX-FP %s
|
|
|
|
define void @func() {
|
|
entry:
|
|
unreachable
|
|
}
|
|
|
|
; MachO cannot handle an empty function.
|
|
; CHECK-NO-FP: _func:
|
|
; CHECK-NO-FP-NEXT: .cfi_startproc
|
|
; CHECK-NO-FP: nop
|
|
; CHECK-NO-FP-NEXT: .cfi_endproc
|
|
|
|
; CHECK-FP: _func:
|
|
; CHECK-FP-NEXT: .cfi_startproc
|
|
; CHECK-FP-NEXT: :
|
|
; CHECK-FP-NEXT: pushq %rbp
|
|
; CHECK-FP-NEXT: :
|
|
; CHECK-FP-NEXT: .cfi_def_cfa_offset 16
|
|
; CHECK-FP-NEXT: :
|
|
; CHECK-FP-NEXT: .cfi_offset %rbp, -16
|
|
; CHECK-FP-NEXT: movq %rsp, %rbp
|
|
; CHECK-FP-NEXT: :
|
|
; CHECK-FP-NEXT: .cfi_def_cfa_register %rbp
|
|
; CHECK-FP-NEXT: .cfi_endproc
|
|
|
|
; An empty function is perfectly fine on ELF.
|
|
; LINUX-NO-FP: func:
|
|
; LINUX-NO-FP-NEXT: .cfi_startproc
|
|
; LINUX-NO-FP-NEXT: {{^}}#
|
|
; LINUX-NO-FP-NEXT: {{^}}.L{{.*}}:{{$}}
|
|
; LINUX-NO-FP-NEXT: .size func, .L{{.*}}-func
|
|
; LINUX-NO-FP-NEXT: .cfi_endproc
|
|
|
|
; A cfi directive can point to the end of a function. It (and in fact the
|
|
; entire body) could be optimized out because of the unreachable, but we
|
|
; don't do it right now.
|
|
; LINUX-FP: func:
|
|
; LINUX-FP-NEXT: .cfi_startproc
|
|
; LINUX-FP-NEXT: {{^}}#
|
|
; LINUX-FP-NEXT: pushq %rbp
|
|
; LINUX-FP-NEXT: {{^}}.L{{.*}}:{{$}}
|
|
; LINUX-FP-NEXT: .cfi_def_cfa_offset 16
|
|
; LINUX-FP-NEXT: {{^}}.L{{.*}}:{{$}}
|
|
; LINUX-FP-NEXT: .cfi_offset %rbp, -16
|
|
; LINUX-FP-NEXT: movq %rsp, %rbp
|
|
; LINUX-FP-NEXT:{{^}}.L{{.*}}:{{$}}
|
|
; LINUX-FP-NEXT: .cfi_def_cfa_register %rbp
|
|
; LINUX-FP-NEXT:{{^}}.L{{.*}}:{{$}}
|
|
; LINUX-FP-NEXT: .size func, .Lfunc_end0-func
|
|
; LINUX-FP-NEXT: .cfi_endproc
|