statepoint-no-extra-const.ll
1.09 KB
; RUN: llc < %s -mtriple=x86_64-unknown | FileCheck %s
define i8 addrspace(1)* @no_extra_const(i8 addrspace(1)* %obj) gc "statepoint-example" {
; CHECK-LABEL: no_extra_const:
; CHECK: .cfi_startproc
; CHECK-NEXT: # %bb.0: # %entry
; CHECK-NEXT: pushq %rax
; CHECK-NEXT: .cfi_def_cfa_offset 16
; CHECK-NEXT: movq %rdi, (%rsp)
; CHECK-NEXT: nopl 8(%rax)
; CHECK-NEXT: .Ltmp0:
; CHECK-NEXT: movq (%rsp), %rax
; CHECK-NEXT: popq %rcx
; CHECK-NEXT: .cfi_def_cfa_offset 8
; CHECK-NEXT: retq
entry:
%safepoint_token = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 0, i32 4, void ()* null, i32 0, i32 0, i32 0, i32 0) ["gc-live" (i8 addrspace(1)* %obj)]
%obj.relocated = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token %safepoint_token, i32 0, i32 0) ; (%obj, %obj)
ret i8 addrspace(1)* %obj.relocated
}
declare token @llvm.experimental.gc.statepoint.p0f_isVoidf(i64, i32, void ()*, i32, i32, ...)
declare i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token, i32, i32)