llvm-project/llvm/test/CodeGen/X86/extern_weak.ll

65 lines
1.4 KiB
LLVM

; RUN: llc < %s -mtriple=i686-apple-darwin | FileCheck %s --check-prefix=DARWIN
; RUN: llc < %s -mtriple=i686-windows-msvc | FileCheck %s --check-prefix=WIN32
; RUN: llc < %s -mtriple=x86_64-windows-msvc | FileCheck %s --check-prefix=WIN64
declare extern_weak void @foo(...)
define void @bar() {
entry:
br i1 icmp ne (void (...)* @foo, void (...)* null), label %if.then, label %if.end
if.then:
tail call void (...) @foo( )
ret void
if.end:
ret void
}
; DARWIN-LABEL: _bar:
; DARWIN: cmpl $0, L_foo$non_lazy_ptr
; DARWIN: jmp _foo ## TAILCALL
; WIN32-LABEL: _bar:
; WIN32: cmpl $0, .refptr._foo
; WIN32: jmpl *.refptr._foo
; WIN64-LABEL: bar:
; WIN64: cmpq $0, .refptr.foo(%rip)
; WIN64: jmpq *.refptr.foo
declare extern_weak i32 @X(i8*)
@Y = global i32 (i8*)* @X ; <i32 (i8*)**> [#uses=0]
; DARWIN-LABEL: _Y:
; DARWIN: .long _X
; WIN32-LABEL: _Y:
; WIN32: .long _X
; WIN64-LABEL: Y:
; WIN64: .quad X
; DARWIN: .weak_reference _foo
; DARWIN: .weak_reference _X
; WIN32: .section .rdata$.refptr._foo,"dr",discard,.refptr._foo
; WIN32: .globl .refptr._foo
; WIN32: .refptr._foo:
; WIN32: .long _foo
; WIN32: .weak _foo
; WIN32: .weak _X
; WIN64: .section .rdata$.refptr.foo,"dr",discard,.refptr.foo
; WIN64: .globl .refptr.foo
; WIN64: .refptr.foo:
; WIN64: .quad foo
; WIN64: .weak foo
; WIN64: .weak X