1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=hawaii -mattr=-unaligned-scratch-access < %s | FileCheck -check-prefixes=GCN,GFX7-ALIGNED %s
3; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=hawaii -mattr=+unaligned-scratch-access < %s | FileCheck -check-prefixes=GCN,GFX7-UNALIGNED %s
4; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 -mattr=+unaligned-scratch-access < %s | FileCheck -check-prefixes=GCN,GFX9 %s
5; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 -mattr=+unaligned-scratch-access -amdgpu-enable-flat-scratch < %s | FileCheck -check-prefixes=GCN,GFX9-FLASTSCR %s
6
7; Should not merge this to a dword load
8define i32 @private_load_2xi16_align2(i16 addrspace(5)* %p) #0 {
9; GFX7-ALIGNED-LABEL: private_load_2xi16_align2:
10; GFX7-ALIGNED:       ; %bb.0:
11; GFX7-ALIGNED-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
12; GFX7-ALIGNED-NEXT:    v_add_i32_e32 v1, vcc, 2, v0
13; GFX7-ALIGNED-NEXT:    buffer_load_ushort v0, v0, s[0:3], 0 offen
14; GFX7-ALIGNED-NEXT:    buffer_load_ushort v1, v1, s[0:3], 0 offen
15; GFX7-ALIGNED-NEXT:    s_waitcnt vmcnt(0)
16; GFX7-ALIGNED-NEXT:    v_lshlrev_b32_e32 v1, 16, v1
17; GFX7-ALIGNED-NEXT:    v_or_b32_e32 v0, v0, v1
18; GFX7-ALIGNED-NEXT:    s_setpc_b64 s[30:31]
19;
20; GFX7-UNALIGNED-LABEL: private_load_2xi16_align2:
21; GFX7-UNALIGNED:       ; %bb.0:
22; GFX7-UNALIGNED-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
23; GFX7-UNALIGNED-NEXT:    v_add_i32_e32 v1, vcc, 2, v0
24; GFX7-UNALIGNED-NEXT:    buffer_load_ushort v0, v0, s[0:3], 0 offen
25; GFX7-UNALIGNED-NEXT:    buffer_load_ushort v1, v1, s[0:3], 0 offen
26; GFX7-UNALIGNED-NEXT:    s_waitcnt vmcnt(0)
27; GFX7-UNALIGNED-NEXT:    v_lshlrev_b32_e32 v1, 16, v1
28; GFX7-UNALIGNED-NEXT:    v_or_b32_e32 v0, v0, v1
29; GFX7-UNALIGNED-NEXT:    s_setpc_b64 s[30:31]
30;
31; GFX9-LABEL: private_load_2xi16_align2:
32; GFX9:       ; %bb.0:
33; GFX9-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
34; GFX9-NEXT:    buffer_load_ushort v1, v0, s[0:3], 0 offen
35; GFX9-NEXT:    buffer_load_ushort v0, v0, s[0:3], 0 offen offset:2
36; GFX9-NEXT:    s_waitcnt vmcnt(0)
37; GFX9-NEXT:    v_lshl_or_b32 v0, v0, 16, v1
38; GFX9-NEXT:    s_setpc_b64 s[30:31]
39;
40; GFX9-FLASTSCR-LABEL: private_load_2xi16_align2:
41; GFX9-FLASTSCR:       ; %bb.0:
42; GFX9-FLASTSCR-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
43; GFX9-FLASTSCR-NEXT:    scratch_load_ushort v1, v0, off
44; GFX9-FLASTSCR-NEXT:    scratch_load_ushort v0, v0, off offset:2
45; GFX9-FLASTSCR-NEXT:    s_waitcnt vmcnt(0)
46; GFX9-FLASTSCR-NEXT:    v_lshl_or_b32 v0, v0, 16, v1
47; GFX9-FLASTSCR-NEXT:    s_setpc_b64 s[30:31]
48  %gep.p = getelementptr i16, i16 addrspace(5)* %p, i64 1
49  %p.0 = load i16, i16 addrspace(5)* %p, align 2
50  %p.1 = load i16, i16 addrspace(5)* %gep.p, align 2
51  %zext.0 = zext i16 %p.0 to i32
52  %zext.1 = zext i16 %p.1 to i32
53  %shl.1 = shl i32 %zext.1, 16
54  %or = or i32 %zext.0, %shl.1
55  ret i32 %or
56}
57
58; Should not merge this to a dword store
59define void @private_store_2xi16_align2(i16 addrspace(5)* %p, i16 addrspace(5)* %r) #0 {
60; GFX7-ALIGNED-LABEL: private_store_2xi16_align2:
61; GFX7-ALIGNED:       ; %bb.0:
62; GFX7-ALIGNED-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
63; GFX7-ALIGNED-NEXT:    v_mov_b32_e32 v3, 1
64; GFX7-ALIGNED-NEXT:    v_mov_b32_e32 v0, 2
65; GFX7-ALIGNED-NEXT:    v_add_i32_e32 v2, vcc, 2, v1
66; GFX7-ALIGNED-NEXT:    buffer_store_short v3, v1, s[0:3], 0 offen
67; GFX7-ALIGNED-NEXT:    buffer_store_short v0, v2, s[0:3], 0 offen
68; GFX7-ALIGNED-NEXT:    s_waitcnt vmcnt(0)
69; GFX7-ALIGNED-NEXT:    s_setpc_b64 s[30:31]
70;
71; GFX7-UNALIGNED-LABEL: private_store_2xi16_align2:
72; GFX7-UNALIGNED:       ; %bb.0:
73; GFX7-UNALIGNED-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
74; GFX7-UNALIGNED-NEXT:    v_mov_b32_e32 v3, 1
75; GFX7-UNALIGNED-NEXT:    v_mov_b32_e32 v0, 2
76; GFX7-UNALIGNED-NEXT:    v_add_i32_e32 v2, vcc, 2, v1
77; GFX7-UNALIGNED-NEXT:    buffer_store_short v3, v1, s[0:3], 0 offen
78; GFX7-UNALIGNED-NEXT:    buffer_store_short v0, v2, s[0:3], 0 offen
79; GFX7-UNALIGNED-NEXT:    s_waitcnt vmcnt(0)
80; GFX7-UNALIGNED-NEXT:    s_setpc_b64 s[30:31]
81;
82; GFX9-LABEL: private_store_2xi16_align2:
83; GFX9:       ; %bb.0:
84; GFX9-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
85; GFX9-NEXT:    v_mov_b32_e32 v0, 1
86; GFX9-NEXT:    buffer_store_short v0, v1, s[0:3], 0 offen
87; GFX9-NEXT:    v_mov_b32_e32 v0, 2
88; GFX9-NEXT:    buffer_store_short v0, v1, s[0:3], 0 offen offset:2
89; GFX9-NEXT:    s_waitcnt vmcnt(0)
90; GFX9-NEXT:    s_setpc_b64 s[30:31]
91;
92; GFX9-FLASTSCR-LABEL: private_store_2xi16_align2:
93; GFX9-FLASTSCR:       ; %bb.0:
94; GFX9-FLASTSCR-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
95; GFX9-FLASTSCR-NEXT:    v_mov_b32_e32 v0, 1
96; GFX9-FLASTSCR-NEXT:    scratch_store_short v1, v0, off
97; GFX9-FLASTSCR-NEXT:    v_mov_b32_e32 v0, 2
98; GFX9-FLASTSCR-NEXT:    scratch_store_short v1, v0, off offset:2
99; GFX9-FLASTSCR-NEXT:    s_waitcnt vmcnt(0)
100; GFX9-FLASTSCR-NEXT:    s_setpc_b64 s[30:31]
101  %gep.r = getelementptr i16, i16 addrspace(5)* %r, i64 1
102  store i16 1, i16 addrspace(5)* %r, align 2
103  store i16 2, i16 addrspace(5)* %gep.r, align 2
104  ret void
105}
106
107; Should produce align 1 dword when legal
108define i32 @private_load_2xi16_align1(i16 addrspace(5)* %p) #0 {
109; GFX7-ALIGNED-LABEL: private_load_2xi16_align1:
110; GFX7-ALIGNED:       ; %bb.0:
111; GFX7-ALIGNED-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
112; GFX7-ALIGNED-NEXT:    v_add_i32_e32 v1, vcc, 2, v0
113; GFX7-ALIGNED-NEXT:    v_add_i32_e32 v2, vcc, 1, v0
114; GFX7-ALIGNED-NEXT:    buffer_load_ubyte v3, v0, s[0:3], 0 offen
115; GFX7-ALIGNED-NEXT:    v_add_i32_e32 v0, vcc, 3, v0
116; GFX7-ALIGNED-NEXT:    buffer_load_ubyte v0, v0, s[0:3], 0 offen
117; GFX7-ALIGNED-NEXT:    buffer_load_ubyte v2, v2, s[0:3], 0 offen
118; GFX7-ALIGNED-NEXT:    buffer_load_ubyte v1, v1, s[0:3], 0 offen
119; GFX7-ALIGNED-NEXT:    s_waitcnt vmcnt(2)
120; GFX7-ALIGNED-NEXT:    v_lshlrev_b32_e32 v0, 8, v0
121; GFX7-ALIGNED-NEXT:    s_waitcnt vmcnt(1)
122; GFX7-ALIGNED-NEXT:    v_lshlrev_b32_e32 v2, 8, v2
123; GFX7-ALIGNED-NEXT:    s_waitcnt vmcnt(0)
124; GFX7-ALIGNED-NEXT:    v_or_b32_e32 v0, v0, v1
125; GFX7-ALIGNED-NEXT:    v_or_b32_e32 v2, v2, v3
126; GFX7-ALIGNED-NEXT:    v_lshlrev_b32_e32 v0, 16, v0
127; GFX7-ALIGNED-NEXT:    v_or_b32_e32 v0, v2, v0
128; GFX7-ALIGNED-NEXT:    s_setpc_b64 s[30:31]
129;
130; GFX7-UNALIGNED-LABEL: private_load_2xi16_align1:
131; GFX7-UNALIGNED:       ; %bb.0:
132; GFX7-UNALIGNED-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
133; GFX7-UNALIGNED-NEXT:    buffer_load_dword v0, v0, s[0:3], 0 offen
134; GFX7-UNALIGNED-NEXT:    s_waitcnt vmcnt(0)
135; GFX7-UNALIGNED-NEXT:    s_setpc_b64 s[30:31]
136;
137; GFX9-LABEL: private_load_2xi16_align1:
138; GFX9:       ; %bb.0:
139; GFX9-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
140; GFX9-NEXT:    buffer_load_dword v0, v0, s[0:3], 0 offen
141; GFX9-NEXT:    v_mov_b32_e32 v1, 0xffff
142; GFX9-NEXT:    s_mov_b32 s4, 0xffff
143; GFX9-NEXT:    s_waitcnt vmcnt(0)
144; GFX9-NEXT:    v_bfi_b32 v1, v1, 0, v0
145; GFX9-NEXT:    v_and_or_b32 v0, v0, s4, v1
146; GFX9-NEXT:    s_setpc_b64 s[30:31]
147;
148; GFX9-FLASTSCR-LABEL: private_load_2xi16_align1:
149; GFX9-FLASTSCR:       ; %bb.0:
150; GFX9-FLASTSCR-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
151; GFX9-FLASTSCR-NEXT:    scratch_load_dword v0, v0, off
152; GFX9-FLASTSCR-NEXT:    v_mov_b32_e32 v1, 0xffff
153; GFX9-FLASTSCR-NEXT:    s_mov_b32 s0, 0xffff
154; GFX9-FLASTSCR-NEXT:    s_waitcnt vmcnt(0)
155; GFX9-FLASTSCR-NEXT:    v_bfi_b32 v1, v1, 0, v0
156; GFX9-FLASTSCR-NEXT:    v_and_or_b32 v0, v0, s0, v1
157; GFX9-FLASTSCR-NEXT:    s_setpc_b64 s[30:31]
158  %gep.p = getelementptr i16, i16 addrspace(5)* %p, i64 1
159  %p.0 = load i16, i16 addrspace(5)* %p, align 1
160  %p.1 = load i16, i16 addrspace(5)* %gep.p, align 1
161  %zext.0 = zext i16 %p.0 to i32
162  %zext.1 = zext i16 %p.1 to i32
163  %shl.1 = shl i32 %zext.1, 16
164  %or = or i32 %zext.0, %shl.1
165  ret i32 %or
166}
167
168; Should produce align 1 dword when legal
169define void @private_store_2xi16_align1(i16 addrspace(5)* %p, i16 addrspace(5)* %r) #0 {
170; GFX7-ALIGNED-LABEL: private_store_2xi16_align1:
171; GFX7-ALIGNED:       ; %bb.0:
172; GFX7-ALIGNED-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
173; GFX7-ALIGNED-NEXT:    v_mov_b32_e32 v3, 1
174; GFX7-ALIGNED-NEXT:    buffer_store_byte v3, v1, s[0:3], 0 offen
175; GFX7-ALIGNED-NEXT:    v_add_i32_e32 v2, vcc, 2, v1
176; GFX7-ALIGNED-NEXT:    v_add_i32_e32 v3, vcc, 1, v1
177; GFX7-ALIGNED-NEXT:    v_mov_b32_e32 v4, 0
178; GFX7-ALIGNED-NEXT:    v_add_i32_e32 v1, vcc, 3, v1
179; GFX7-ALIGNED-NEXT:    v_mov_b32_e32 v0, 2
180; GFX7-ALIGNED-NEXT:    buffer_store_byte v4, v3, s[0:3], 0 offen
181; GFX7-ALIGNED-NEXT:    buffer_store_byte v4, v1, s[0:3], 0 offen
182; GFX7-ALIGNED-NEXT:    buffer_store_byte v0, v2, s[0:3], 0 offen
183; GFX7-ALIGNED-NEXT:    s_waitcnt vmcnt(0)
184; GFX7-ALIGNED-NEXT:    s_setpc_b64 s[30:31]
185;
186; GFX7-UNALIGNED-LABEL: private_store_2xi16_align1:
187; GFX7-UNALIGNED:       ; %bb.0:
188; GFX7-UNALIGNED-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
189; GFX7-UNALIGNED-NEXT:    v_mov_b32_e32 v0, 0x20001
190; GFX7-UNALIGNED-NEXT:    buffer_store_dword v0, v1, s[0:3], 0 offen
191; GFX7-UNALIGNED-NEXT:    s_waitcnt vmcnt(0)
192; GFX7-UNALIGNED-NEXT:    s_setpc_b64 s[30:31]
193;
194; GFX9-LABEL: private_store_2xi16_align1:
195; GFX9:       ; %bb.0:
196; GFX9-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
197; GFX9-NEXT:    v_mov_b32_e32 v0, 0x20001
198; GFX9-NEXT:    buffer_store_dword v0, v1, s[0:3], 0 offen
199; GFX9-NEXT:    s_waitcnt vmcnt(0)
200; GFX9-NEXT:    s_setpc_b64 s[30:31]
201;
202; GFX9-FLASTSCR-LABEL: private_store_2xi16_align1:
203; GFX9-FLASTSCR:       ; %bb.0:
204; GFX9-FLASTSCR-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
205; GFX9-FLASTSCR-NEXT:    v_mov_b32_e32 v0, 0x20001
206; GFX9-FLASTSCR-NEXT:    scratch_store_dword v1, v0, off
207; GFX9-FLASTSCR-NEXT:    s_waitcnt vmcnt(0)
208; GFX9-FLASTSCR-NEXT:    s_setpc_b64 s[30:31]
209  %gep.r = getelementptr i16, i16 addrspace(5)* %r, i64 1
210  store i16 1, i16 addrspace(5)* %r, align 1
211  store i16 2, i16 addrspace(5)* %gep.r, align 1
212  ret void
213}
214
215; Should merge this to a dword load
216define i32 @private_load_2xi16_align4(i16 addrspace(5)* %p) #0 {
217; GFX7-LABEL: load_2xi16_align4:
218; GFX7:       ; %bb.0:
219; GFX7-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
220; GFX7-NEXT:    flat_load_dword v0, v[0:1]
221; GFX7-NEXT:    s_waitcnt vmcnt(0) lgkmcnt(0)
222; GFX7-NEXT:    s_setpc_b64 s[30:31]
223;
224; GFX7-ALIGNED-LABEL: private_load_2xi16_align4:
225; GFX7-ALIGNED:       ; %bb.0:
226; GFX7-ALIGNED-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
227; GFX7-ALIGNED-NEXT:    buffer_load_dword v0, v0, s[0:3], 0 offen
228; GFX7-ALIGNED-NEXT:    s_waitcnt vmcnt(0)
229; GFX7-ALIGNED-NEXT:    s_setpc_b64 s[30:31]
230;
231; GFX7-UNALIGNED-LABEL: private_load_2xi16_align4:
232; GFX7-UNALIGNED:       ; %bb.0:
233; GFX7-UNALIGNED-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
234; GFX7-UNALIGNED-NEXT:    buffer_load_dword v0, v0, s[0:3], 0 offen
235; GFX7-UNALIGNED-NEXT:    s_waitcnt vmcnt(0)
236; GFX7-UNALIGNED-NEXT:    s_setpc_b64 s[30:31]
237;
238; GFX9-LABEL: private_load_2xi16_align4:
239; GFX9:       ; %bb.0:
240; GFX9-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
241; GFX9-NEXT:    buffer_load_dword v0, v0, s[0:3], 0 offen
242; GFX9-NEXT:    v_mov_b32_e32 v1, 0xffff
243; GFX9-NEXT:    s_mov_b32 s4, 0xffff
244; GFX9-NEXT:    s_waitcnt vmcnt(0)
245; GFX9-NEXT:    v_bfi_b32 v1, v1, 0, v0
246; GFX9-NEXT:    v_and_or_b32 v0, v0, s4, v1
247; GFX9-NEXT:    s_setpc_b64 s[30:31]
248;
249; GFX9-FLASTSCR-LABEL: private_load_2xi16_align4:
250; GFX9-FLASTSCR:       ; %bb.0:
251; GFX9-FLASTSCR-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
252; GFX9-FLASTSCR-NEXT:    scratch_load_dword v0, v0, off
253; GFX9-FLASTSCR-NEXT:    v_mov_b32_e32 v1, 0xffff
254; GFX9-FLASTSCR-NEXT:    s_mov_b32 s0, 0xffff
255; GFX9-FLASTSCR-NEXT:    s_waitcnt vmcnt(0)
256; GFX9-FLASTSCR-NEXT:    v_bfi_b32 v1, v1, 0, v0
257; GFX9-FLASTSCR-NEXT:    v_and_or_b32 v0, v0, s0, v1
258; GFX9-FLASTSCR-NEXT:    s_setpc_b64 s[30:31]
259  %gep.p = getelementptr i16, i16 addrspace(5)* %p, i64 1
260  %p.0 = load i16, i16 addrspace(5)* %p, align 4
261  %p.1 = load i16, i16 addrspace(5)* %gep.p, align 2
262  %zext.0 = zext i16 %p.0 to i32
263  %zext.1 = zext i16 %p.1 to i32
264  %shl.1 = shl i32 %zext.1, 16
265  %or = or i32 %zext.0, %shl.1
266  ret i32 %or
267}
268
269; Should merge this to a dword store
270define void @private_store_2xi16_align4(i16 addrspace(5)* %p, i16 addrspace(5)* %r) #0 {
271; GFX7-LABEL: private_store_2xi16_align4:
272; GFX7:       ; %bb.0:
273; GFX7-NEXT:    s_load_dwordx2 s[0:1], s[4:5], 0x2
274; GFX7-NEXT:    v_mov_b32_e32 v2, 0x20001
275; GFX7-NEXT:    s_waitcnt lgkmcnt(0)
276; GFX7-NEXT:    v_mov_b32_e32 v0, s0
277; GFX7-NEXT:    v_mov_b32_e32 v1, s1
278; GFX7-NEXT:    flat_store_dword v[0:1], v2
279; GFX7-NEXT:    s_endpgm
280;
281; GFX7-ALIGNED-LABEL: private_store_2xi16_align4:
282; GFX7-ALIGNED:       ; %bb.0:
283; GFX7-ALIGNED-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
284; GFX7-ALIGNED-NEXT:    v_mov_b32_e32 v0, 0x20001
285; GFX7-ALIGNED-NEXT:    buffer_store_dword v0, v1, s[0:3], 0 offen
286; GFX7-ALIGNED-NEXT:    s_waitcnt vmcnt(0)
287; GFX7-ALIGNED-NEXT:    s_setpc_b64 s[30:31]
288;
289; GFX7-UNALIGNED-LABEL: private_store_2xi16_align4:
290; GFX7-UNALIGNED:       ; %bb.0:
291; GFX7-UNALIGNED-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
292; GFX7-UNALIGNED-NEXT:    v_mov_b32_e32 v0, 0x20001
293; GFX7-UNALIGNED-NEXT:    buffer_store_dword v0, v1, s[0:3], 0 offen
294; GFX7-UNALIGNED-NEXT:    s_waitcnt vmcnt(0)
295; GFX7-UNALIGNED-NEXT:    s_setpc_b64 s[30:31]
296;
297; GFX9-LABEL: private_store_2xi16_align4:
298; GFX9:       ; %bb.0:
299; GFX9-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
300; GFX9-NEXT:    v_mov_b32_e32 v0, 0x20001
301; GFX9-NEXT:    buffer_store_dword v0, v1, s[0:3], 0 offen
302; GFX9-NEXT:    s_waitcnt vmcnt(0)
303; GFX9-NEXT:    s_setpc_b64 s[30:31]
304;
305; GFX9-FLASTSCR-LABEL: private_store_2xi16_align4:
306; GFX9-FLASTSCR:       ; %bb.0:
307; GFX9-FLASTSCR-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
308; GFX9-FLASTSCR-NEXT:    v_mov_b32_e32 v0, 0x20001
309; GFX9-FLASTSCR-NEXT:    scratch_store_dword v1, v0, off
310; GFX9-FLASTSCR-NEXT:    s_waitcnt vmcnt(0)
311; GFX9-FLASTSCR-NEXT:    s_setpc_b64 s[30:31]
312  %gep.r = getelementptr i16, i16 addrspace(5)* %r, i64 1
313  store i16 1, i16 addrspace(5)* %r, align 4
314  store i16 2, i16 addrspace(5)* %gep.r, align 2
315  ret void
316}
317