llvm/test/CodeGen/AMDGPU/global-alias.ll

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
; RUN: llc -mtriple=amdgcn %s -o - | FileCheck %s

@foo_a = alias void (ptr), ptr @foo
@bar_a = alias void (ptr), ptr @foo_a

define void @foo() {
; CHECK-LABEL: foo:
; CHECK:       ; %bb.0: ; %entry
; CHECK-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; CHECK-NEXT:    s_setpc_b64 s[30:31]
entry:
  ret void
}

define void @bar() {
; CHECK-LABEL: bar:
; CHECK:       ; %bb.0: ; %entry
; CHECK-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; CHECK-NEXT:    s_mov_b32 s16, s33
; CHECK-NEXT:    s_mov_b32 s33, s32
; CHECK-NEXT:    s_or_saveexec_b64 s[18:19], -1
; CHECK-NEXT:    buffer_store_dword v40, off, s[0:3], s33 ; 4-byte Folded Spill
; CHECK-NEXT:    s_mov_b64 exec, s[18:19]
; CHECK-NEXT:    s_waitcnt expcnt(0)
; CHECK-NEXT:    v_writelane_b32 v40, s16, 2
; CHECK-NEXT:    s_addk_i32 s32, 0x400
; CHECK-NEXT:    v_writelane_b32 v40, s30, 0
; CHECK-NEXT:    v_writelane_b32 v40, s31, 1
; CHECK-NEXT:    s_getpc_b64 s[16:17]
; CHECK-NEXT:    s_add_u32 s16, s16, bar_a@gotpcrel32@lo+4
; CHECK-NEXT:    s_addc_u32 s17, s17, bar_a@gotpcrel32@hi+12
; CHECK-NEXT:    s_load_dwordx2 s[16:17], s[16:17], 0x0
; CHECK-NEXT:    v_mov_b32_e32 v0, 0
; CHECK-NEXT:    v_mov_b32_e32 v1, 0
; CHECK-NEXT:    s_waitcnt lgkmcnt(0)
; CHECK-NEXT:    s_swappc_b64 s[30:31], s[16:17]
; CHECK-NEXT:    v_readlane_b32 s31, v40, 1
; CHECK-NEXT:    v_readlane_b32 s30, v40, 0
; CHECK-NEXT:    s_mov_b32 s32, s33
; CHECK-NEXT:    v_readlane_b32 s4, v40, 2
; CHECK-NEXT:    s_or_saveexec_b64 s[6:7], -1
; CHECK-NEXT:    buffer_load_dword v40, off, s[0:3], s33 ; 4-byte Folded Reload
; CHECK-NEXT:    s_mov_b64 exec, s[6:7]
; CHECK-NEXT:    s_mov_b32 s33, s4
; CHECK-NEXT:    s_waitcnt vmcnt(0)
; CHECK-NEXT:    s_setpc_b64 s[30:31]
entry:
  call void @bar_a(ptr null)
  ret void
}

; UTC_ARGS: --disable
; CHECK: .set foo_a, foo
; CHECK: .set bar_a, foo_a
; UTC_ARGS: --enable