--- /dev/null
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -mtriple=amdgcn--amdpal -mcpu=gfx900 -verify-machineinstrs < %s | FileCheck -check-prefix=SDAG -enable-var-scope %s
+; RUN: llc -global-isel -mtriple=amdgcn--amdpal -mcpu=gfx900 -verify-machineinstrs < %s | FileCheck -check-prefix=GISEL -enable-var-scope %s
+
+declare void @extern_c_func()
+
+define amdgpu_gfx void @gfx_func() {
+; SDAG-LABEL: gfx_func:
+; SDAG: ; %bb.0:
+; SDAG-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; SDAG-NEXT: s_or_saveexec_b64 s[34:35], -1
+; SDAG-NEXT: buffer_store_dword v40, off, s[0:3], s32 ; 4-byte Folded Spill
+; SDAG-NEXT: s_mov_b64 exec, s[34:35]
+; SDAG-NEXT: v_writelane_b32 v40, s33, 26
+; SDAG-NEXT: v_writelane_b32 v40, s4, 0
+; SDAG-NEXT: v_writelane_b32 v40, s5, 1
+; SDAG-NEXT: v_writelane_b32 v40, s6, 2
+; SDAG-NEXT: v_writelane_b32 v40, s7, 3
+; SDAG-NEXT: v_writelane_b32 v40, s8, 4
+; SDAG-NEXT: v_writelane_b32 v40, s9, 5
+; SDAG-NEXT: v_writelane_b32 v40, s10, 6
+; SDAG-NEXT: v_writelane_b32 v40, s11, 7
+; SDAG-NEXT: v_writelane_b32 v40, s12, 8
+; SDAG-NEXT: v_writelane_b32 v40, s13, 9
+; SDAG-NEXT: v_writelane_b32 v40, s14, 10
+; SDAG-NEXT: v_writelane_b32 v40, s15, 11
+; SDAG-NEXT: v_writelane_b32 v40, s16, 12
+; SDAG-NEXT: v_writelane_b32 v40, s17, 13
+; SDAG-NEXT: v_writelane_b32 v40, s18, 14
+; SDAG-NEXT: v_writelane_b32 v40, s19, 15
+; SDAG-NEXT: v_writelane_b32 v40, s20, 16
+; SDAG-NEXT: v_writelane_b32 v40, s21, 17
+; SDAG-NEXT: s_mov_b32 s33, s32
+; SDAG-NEXT: s_addk_i32 s32, 0x400
+; SDAG-NEXT: v_writelane_b32 v40, s22, 18
+; SDAG-NEXT: v_writelane_b32 v40, s23, 19
+; SDAG-NEXT: s_mov_b64 s[36:37], s[30:31]
+; SDAG-NEXT: s_getpc_b64 s[30:31]
+; SDAG-NEXT: s_add_u32 s30, s30, extern_c_func@gotpcrel32@lo+4
+; SDAG-NEXT: s_addc_u32 s31, s31, extern_c_func@gotpcrel32@hi+12
+; SDAG-NEXT: v_writelane_b32 v40, s24, 20
+; SDAG-NEXT: s_load_dwordx2 s[30:31], s[30:31], 0x0
+; SDAG-NEXT: v_writelane_b32 v40, s25, 21
+; SDAG-NEXT: v_writelane_b32 v40, s26, 22
+; SDAG-NEXT: v_writelane_b32 v40, s27, 23
+; SDAG-NEXT: v_writelane_b32 v40, s28, 24
+; SDAG-NEXT: s_mov_b64 s[8:9], 0
+; SDAG-NEXT: v_writelane_b32 v40, s29, 25
+; SDAG-NEXT: s_waitcnt lgkmcnt(0)
+; SDAG-NEXT: s_swappc_b64 s[30:31], s[30:31]
+; SDAG-NEXT: v_readlane_b32 s29, v40, 25
+; SDAG-NEXT: v_readlane_b32 s28, v40, 24
+; SDAG-NEXT: v_readlane_b32 s27, v40, 23
+; SDAG-NEXT: v_readlane_b32 s26, v40, 22
+; SDAG-NEXT: v_readlane_b32 s25, v40, 21
+; SDAG-NEXT: v_readlane_b32 s24, v40, 20
+; SDAG-NEXT: v_readlane_b32 s23, v40, 19
+; SDAG-NEXT: v_readlane_b32 s22, v40, 18
+; SDAG-NEXT: v_readlane_b32 s21, v40, 17
+; SDAG-NEXT: v_readlane_b32 s20, v40, 16
+; SDAG-NEXT: v_readlane_b32 s19, v40, 15
+; SDAG-NEXT: v_readlane_b32 s18, v40, 14
+; SDAG-NEXT: v_readlane_b32 s17, v40, 13
+; SDAG-NEXT: v_readlane_b32 s16, v40, 12
+; SDAG-NEXT: v_readlane_b32 s15, v40, 11
+; SDAG-NEXT: v_readlane_b32 s14, v40, 10
+; SDAG-NEXT: v_readlane_b32 s13, v40, 9
+; SDAG-NEXT: v_readlane_b32 s12, v40, 8
+; SDAG-NEXT: v_readlane_b32 s11, v40, 7
+; SDAG-NEXT: v_readlane_b32 s10, v40, 6
+; SDAG-NEXT: v_readlane_b32 s9, v40, 5
+; SDAG-NEXT: v_readlane_b32 s8, v40, 4
+; SDAG-NEXT: v_readlane_b32 s7, v40, 3
+; SDAG-NEXT: v_readlane_b32 s6, v40, 2
+; SDAG-NEXT: v_readlane_b32 s5, v40, 1
+; SDAG-NEXT: v_readlane_b32 s4, v40, 0
+; SDAG-NEXT: s_addk_i32 s32, 0xfc00
+; SDAG-NEXT: v_readlane_b32 s33, v40, 26
+; SDAG-NEXT: s_or_saveexec_b64 s[30:31], -1
+; SDAG-NEXT: buffer_load_dword v40, off, s[0:3], s32 ; 4-byte Folded Reload
+; SDAG-NEXT: s_mov_b64 exec, s[30:31]
+; SDAG-NEXT: s_waitcnt vmcnt(0)
+; SDAG-NEXT: s_setpc_b64 s[36:37]
+;
+; GISEL-LABEL: gfx_func:
+; GISEL: ; %bb.0:
+; GISEL-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GISEL-NEXT: s_or_saveexec_b64 s[34:35], -1
+; GISEL-NEXT: buffer_store_dword v40, off, s[0:3], s32 ; 4-byte Folded Spill
+; GISEL-NEXT: s_mov_b64 exec, s[34:35]
+; GISEL-NEXT: v_writelane_b32 v40, s33, 26
+; GISEL-NEXT: v_writelane_b32 v40, s4, 0
+; GISEL-NEXT: v_writelane_b32 v40, s5, 1
+; GISEL-NEXT: v_writelane_b32 v40, s6, 2
+; GISEL-NEXT: v_writelane_b32 v40, s7, 3
+; GISEL-NEXT: v_writelane_b32 v40, s8, 4
+; GISEL-NEXT: v_writelane_b32 v40, s9, 5
+; GISEL-NEXT: v_writelane_b32 v40, s10, 6
+; GISEL-NEXT: v_writelane_b32 v40, s11, 7
+; GISEL-NEXT: v_writelane_b32 v40, s12, 8
+; GISEL-NEXT: v_writelane_b32 v40, s13, 9
+; GISEL-NEXT: v_writelane_b32 v40, s14, 10
+; GISEL-NEXT: v_writelane_b32 v40, s15, 11
+; GISEL-NEXT: v_writelane_b32 v40, s16, 12
+; GISEL-NEXT: v_writelane_b32 v40, s17, 13
+; GISEL-NEXT: v_writelane_b32 v40, s18, 14
+; GISEL-NEXT: v_writelane_b32 v40, s19, 15
+; GISEL-NEXT: v_writelane_b32 v40, s20, 16
+; GISEL-NEXT: v_writelane_b32 v40, s21, 17
+; GISEL-NEXT: s_mov_b32 s33, s32
+; GISEL-NEXT: s_addk_i32 s32, 0x400
+; GISEL-NEXT: v_writelane_b32 v40, s22, 18
+; GISEL-NEXT: v_writelane_b32 v40, s23, 19
+; GISEL-NEXT: s_mov_b64 s[36:37], s[30:31]
+; GISEL-NEXT: s_getpc_b64 s[30:31]
+; GISEL-NEXT: s_add_u32 s30, s30, extern_c_func@gotpcrel32@lo+4
+; GISEL-NEXT: s_addc_u32 s31, s31, extern_c_func@gotpcrel32@hi+12
+; GISEL-NEXT: v_writelane_b32 v40, s24, 20
+; GISEL-NEXT: s_load_dwordx2 s[30:31], s[30:31], 0x0
+; GISEL-NEXT: v_writelane_b32 v40, s25, 21
+; GISEL-NEXT: v_writelane_b32 v40, s26, 22
+; GISEL-NEXT: v_writelane_b32 v40, s27, 23
+; GISEL-NEXT: v_writelane_b32 v40, s28, 24
+; GISEL-NEXT: s_mov_b64 s[8:9], s[4:5]
+; GISEL-NEXT: v_writelane_b32 v40, s29, 25
+; GISEL-NEXT: s_waitcnt lgkmcnt(0)
+; GISEL-NEXT: s_swappc_b64 s[30:31], s[30:31]
+; GISEL-NEXT: v_readlane_b32 s29, v40, 25
+; GISEL-NEXT: v_readlane_b32 s28, v40, 24
+; GISEL-NEXT: v_readlane_b32 s27, v40, 23
+; GISEL-NEXT: v_readlane_b32 s26, v40, 22
+; GISEL-NEXT: v_readlane_b32 s25, v40, 21
+; GISEL-NEXT: v_readlane_b32 s24, v40, 20
+; GISEL-NEXT: v_readlane_b32 s23, v40, 19
+; GISEL-NEXT: v_readlane_b32 s22, v40, 18
+; GISEL-NEXT: v_readlane_b32 s21, v40, 17
+; GISEL-NEXT: v_readlane_b32 s20, v40, 16
+; GISEL-NEXT: v_readlane_b32 s19, v40, 15
+; GISEL-NEXT: v_readlane_b32 s18, v40, 14
+; GISEL-NEXT: v_readlane_b32 s17, v40, 13
+; GISEL-NEXT: v_readlane_b32 s16, v40, 12
+; GISEL-NEXT: v_readlane_b32 s15, v40, 11
+; GISEL-NEXT: v_readlane_b32 s14, v40, 10
+; GISEL-NEXT: v_readlane_b32 s13, v40, 9
+; GISEL-NEXT: v_readlane_b32 s12, v40, 8
+; GISEL-NEXT: v_readlane_b32 s11, v40, 7
+; GISEL-NEXT: v_readlane_b32 s10, v40, 6
+; GISEL-NEXT: v_readlane_b32 s9, v40, 5
+; GISEL-NEXT: v_readlane_b32 s8, v40, 4
+; GISEL-NEXT: v_readlane_b32 s7, v40, 3
+; GISEL-NEXT: v_readlane_b32 s6, v40, 2
+; GISEL-NEXT: v_readlane_b32 s5, v40, 1
+; GISEL-NEXT: v_readlane_b32 s4, v40, 0
+; GISEL-NEXT: s_addk_i32 s32, 0xfc00
+; GISEL-NEXT: v_readlane_b32 s33, v40, 26
+; GISEL-NEXT: s_or_saveexec_b64 s[30:31], -1
+; GISEL-NEXT: buffer_load_dword v40, off, s[0:3], s32 ; 4-byte Folded Reload
+; GISEL-NEXT: s_mov_b64 exec, s[30:31]
+; GISEL-NEXT: s_waitcnt vmcnt(0)
+; GISEL-NEXT: s_setpc_b64 s[36:37]
+ call void @extern_c_func()
+ ret void
+}