; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 6
; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 < %s | FileCheck -enable-var-scope %s

define hidden void @external_void_func_a15i32_inreg([15 x i32] inreg %args) #0 {
; CHECK-LABEL: external_void_func_a15i32_inreg:
; CHECK:       ; %bb.0:
; CHECK-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; CHECK-NEXT:    s_setpc_b64 s[30:31]
  ret void
}

define hidden void @external_void_func_a16i32_inreg([16 x i32] inreg %args) #0 {
; CHECK-LABEL: external_void_func_a16i32_inreg:
; CHECK:       ; %bb.0:
; CHECK-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; CHECK-NEXT:    s_setpc_b64 s[30:31]
  ret void
}

define hidden void @external_void_func_a15i32_inreg_i32_inreg([15 x i32] inreg %arg0, i32 inreg %arg1) #0 {
; CHECK-LABEL: external_void_func_a15i32_inreg_i32_inreg:
; CHECK:       ; %bb.0:
; CHECK-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; CHECK-NEXT:    s_setpc_b64 s[30:31]
  ret void
}

define void @test_call_external_void_func_a15i32_inreg([15 x i32] inreg %arg0) #0 {
; CHECK-LABEL: test_call_external_void_func_a15i32_inreg:
; CHECK:       ; %bb.0:
; CHECK-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; CHECK-NEXT:    s_mov_b32 s43, s33
; CHECK-NEXT:    s_mov_b32 s33, s32
; CHECK-NEXT:    s_xor_saveexec_b64 s[40:41], -1
; CHECK-NEXT:    buffer_store_dword v1, off, s[0:3], s33 ; 4-byte Folded Spill
; CHECK-NEXT:    s_mov_b64 exec, s[40:41]
; CHECK-NEXT:    v_writelane_b32 v1, s30, 0
; CHECK-NEXT:    s_addk_i32 s32, 0x400
; CHECK-NEXT:    v_writelane_b32 v1, s31, 1
; CHECK-NEXT:    v_readfirstlane_b32 s42, v0
; CHECK-NEXT:    s_getpc_b64 s[40:41]
; CHECK-NEXT:    s_add_u32 s40, s40, external_void_func_a15i32_inreg@rel32@lo+4
; CHECK-NEXT:    s_addc_u32 s41, s41, external_void_func_a15i32_inreg@rel32@hi+12
; CHECK-NEXT:    v_mov_b32_e32 v0, s42
; CHECK-NEXT:    s_swappc_b64 s[30:31], s[40:41]
; CHECK-NEXT:    v_readlane_b32 s30, v1, 0
; CHECK-NEXT:    v_readlane_b32 s31, v1, 1
; CHECK-NEXT:    s_mov_b32 s32, s33
; CHECK-NEXT:    s_xor_saveexec_b64 s[4:5], -1
; CHECK-NEXT:    buffer_load_dword v1, off, s[0:3], s33 ; 4-byte Folded Reload
; CHECK-NEXT:    s_mov_b64 exec, s[4:5]
; CHECK-NEXT:    s_mov_b32 s33, s43
; CHECK-NEXT:    s_waitcnt vmcnt(0)
; CHECK-NEXT:    s_setpc_b64 s[30:31]
  call void @external_void_func_a15i32_inreg([15 x i32] inreg %arg0)
  ret void
}

define void @test_call_external_void_func_a16i32_inreg([16 x i32] inreg %arg0) #0 {
; CHECK-LABEL: test_call_external_void_func_a16i32_inreg:
; CHECK:       ; %bb.0:
; CHECK-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; CHECK-NEXT:    s_mov_b32 s44, s33
; CHECK-NEXT:    s_mov_b32 s33, s32
; CHECK-NEXT:    s_xor_saveexec_b64 s[40:41], -1
; CHECK-NEXT:    buffer_store_dword v2, off, s[0:3], s33 ; 4-byte Folded Spill
; CHECK-NEXT:    s_mov_b64 exec, s[40:41]
; CHECK-NEXT:    v_writelane_b32 v2, s30, 0
; CHECK-NEXT:    s_addk_i32 s32, 0x400
; CHECK-NEXT:    v_writelane_b32 v2, s31, 1
; CHECK-NEXT:    v_readfirstlane_b32 s42, v0
; CHECK-NEXT:    v_readfirstlane_b32 s43, v1
; CHECK-NEXT:    s_getpc_b64 s[40:41]
; CHECK-NEXT:    s_add_u32 s40, s40, external_void_func_a16i32_inreg@rel32@lo+4
; CHECK-NEXT:    s_addc_u32 s41, s41, external_void_func_a16i32_inreg@rel32@hi+12
; CHECK-NEXT:    v_mov_b32_e32 v0, s42
; CHECK-NEXT:    v_mov_b32_e32 v1, s43
; CHECK-NEXT:    s_swappc_b64 s[30:31], s[40:41]
; CHECK-NEXT:    v_readlane_b32 s30, v2, 0
; CHECK-NEXT:    v_readlane_b32 s31, v2, 1
; CHECK-NEXT:    s_mov_b32 s32, s33
; CHECK-NEXT:    s_xor_saveexec_b64 s[4:5], -1
; CHECK-NEXT:    buffer_load_dword v2, off, s[0:3], s33 ; 4-byte Folded Reload
; CHECK-NEXT:    s_mov_b64 exec, s[4:5]
; CHECK-NEXT:    s_mov_b32 s33, s44
; CHECK-NEXT:    s_waitcnt vmcnt(0)
; CHECK-NEXT:    s_setpc_b64 s[30:31]
  call void @external_void_func_a16i32_inreg([16 x i32] inreg %arg0)
  ret void
}

define void @test_call_external_void_func_a15i32_inreg_i32_inreg([15 x i32] inreg %arg0, i32 inreg %arg1) #0 {
; CHECK-LABEL: test_call_external_void_func_a15i32_inreg_i32_inreg:
; CHECK:       ; %bb.0:
; CHECK-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
; CHECK-NEXT:    s_mov_b32 s44, s33
; CHECK-NEXT:    s_mov_b32 s33, s32
; CHECK-NEXT:    s_xor_saveexec_b64 s[40:41], -1
; CHECK-NEXT:    buffer_store_dword v2, off, s[0:3], s33 ; 4-byte Folded Spill
; CHECK-NEXT:    s_mov_b64 exec, s[40:41]
; CHECK-NEXT:    v_writelane_b32 v2, s30, 0
; CHECK-NEXT:    s_addk_i32 s32, 0x400
; CHECK-NEXT:    v_writelane_b32 v2, s31, 1
; CHECK-NEXT:    v_readfirstlane_b32 s42, v0
; CHECK-NEXT:    v_readfirstlane_b32 s43, v1
; CHECK-NEXT:    s_getpc_b64 s[40:41]
; CHECK-NEXT:    s_add_u32 s40, s40, external_void_func_a15i32_inreg_i32_inreg@rel32@lo+4
; CHECK-NEXT:    s_addc_u32 s41, s41, external_void_func_a15i32_inreg_i32_inreg@rel32@hi+12
; CHECK-NEXT:    v_mov_b32_e32 v0, s42
; CHECK-NEXT:    v_mov_b32_e32 v1, s43
; CHECK-NEXT:    s_swappc_b64 s[30:31], s[40:41]
; CHECK-NEXT:    v_readlane_b32 s30, v2, 0
; CHECK-NEXT:    v_readlane_b32 s31, v2, 1
; CHECK-NEXT:    s_mov_b32 s32, s33
; CHECK-NEXT:    s_xor_saveexec_b64 s[4:5], -1
; CHECK-NEXT:    buffer_load_dword v2, off, s[0:3], s33 ; 4-byte Folded Reload
; CHECK-NEXT:    s_mov_b64 exec, s[4:5]
; CHECK-NEXT:    s_mov_b32 s33, s44
; CHECK-NEXT:    s_waitcnt vmcnt(0)
; CHECK-NEXT:    s_setpc_b64 s[30:31]
  call void @external_void_func_a15i32_inreg_i32_inreg([15 x i32] inreg %arg0, i32 inreg %arg1)
  ret void
}

attributes #0 = { nounwind }