1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
3 ; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx1030 %s -o - | FileCheck %s
5 ; Testing codegen for memcpy with scalar reads.
8 define void @memcpy_p1_p4_sz16_align_4_4(ptr addrspace(1) align 4 %dst, ptr addrspace(4) align 4 readonly inreg %src) {
9 ; CHECK-LABEL: memcpy_p1_p4_sz16_align_4_4:
10 ; CHECK: ; %bb.0: ; %entry
11 ; CHECK-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
12 ; CHECK-NEXT: s_load_dwordx4 s[4:7], s[16:17], 0x0
13 ; CHECK-NEXT: s_waitcnt lgkmcnt(0)
14 ; CHECK-NEXT: v_mov_b32_e32 v2, s4
15 ; CHECK-NEXT: v_mov_b32_e32 v3, s5
16 ; CHECK-NEXT: v_mov_b32_e32 v4, s6
17 ; CHECK-NEXT: v_mov_b32_e32 v5, s7
18 ; CHECK-NEXT: global_store_dwordx4 v[0:1], v[2:5], off
19 ; CHECK-NEXT: s_setpc_b64 s[30:31]
21 tail call void @llvm.memcpy.p1.p4.i64(ptr addrspace(1) noundef nonnull align 4 %dst, ptr addrspace(4) noundef nonnull align 4 %src, i64 16, i1 false)
25 define void @memcpy_p1_p4_sz31_align_4_4(ptr addrspace(1) align 4 %dst, ptr addrspace(4) align 4 readonly inreg %src) {
26 ; CHECK-LABEL: memcpy_p1_p4_sz31_align_4_4:
27 ; CHECK: ; %bb.0: ; %entry
28 ; CHECK-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
29 ; CHECK-NEXT: s_load_dwordx4 s[4:7], s[16:17], 0x0
30 ; CHECK-NEXT: v_mov_b32_e32 v6, 0
31 ; CHECK-NEXT: s_waitcnt lgkmcnt(0)
32 ; CHECK-NEXT: v_mov_b32_e32 v2, s4
33 ; CHECK-NEXT: v_mov_b32_e32 v3, s5
34 ; CHECK-NEXT: v_mov_b32_e32 v4, s6
35 ; CHECK-NEXT: v_mov_b32_e32 v5, s7
36 ; CHECK-NEXT: global_store_dwordx4 v[0:1], v[2:5], off
37 ; CHECK-NEXT: global_load_dwordx4 v[2:5], v6, s[16:17] offset:15
38 ; CHECK-NEXT: s_waitcnt vmcnt(0)
39 ; CHECK-NEXT: global_store_dwordx4 v[0:1], v[2:5], off offset:15
40 ; CHECK-NEXT: s_setpc_b64 s[30:31]
42 tail call void @llvm.memcpy.p1.p4.i64(ptr addrspace(1) noundef nonnull align 4 %dst, ptr addrspace(4) noundef nonnull align 4 %src, i64 31, i1 false)
46 define void @memcpy_p1_p4_sz32_align_4_4(ptr addrspace(1) align 4 %dst, ptr addrspace(4) align 4 readonly inreg %src) {
47 ; CHECK-LABEL: memcpy_p1_p4_sz32_align_4_4:
48 ; CHECK: ; %bb.0: ; %entry
49 ; CHECK-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
50 ; CHECK-NEXT: s_load_dwordx8 s[4:11], s[16:17], 0x0
51 ; CHECK-NEXT: s_waitcnt lgkmcnt(0)
52 ; CHECK-NEXT: v_mov_b32_e32 v2, s4
53 ; CHECK-NEXT: v_mov_b32_e32 v3, s5
54 ; CHECK-NEXT: v_mov_b32_e32 v4, s6
55 ; CHECK-NEXT: v_mov_b32_e32 v5, s7
56 ; CHECK-NEXT: v_mov_b32_e32 v6, s8
57 ; CHECK-NEXT: v_mov_b32_e32 v7, s9
58 ; CHECK-NEXT: v_mov_b32_e32 v8, s10
59 ; CHECK-NEXT: v_mov_b32_e32 v9, s11
60 ; CHECK-NEXT: global_store_dwordx4 v[0:1], v[2:5], off
61 ; CHECK-NEXT: global_store_dwordx4 v[0:1], v[6:9], off offset:16
62 ; CHECK-NEXT: s_setpc_b64 s[30:31]
64 tail call void @llvm.memcpy.p1.p4.i64(ptr addrspace(1) noundef nonnull align 4 %dst, ptr addrspace(4) noundef nonnull align 4 %src, i64 32, i1 false)
68 declare void @llvm.memcpy.p1.p4.i64(ptr addrspace(1) noalias nocapture writeonly, ptr addrspace(4) noalias nocapture readonly, i64, i1 immarg) #2
70 attributes #0 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }