| ; 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 |
| |