1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
| ; RUN: llc -march=amdgcn -mcpu=gfx1010 -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,GFX10 %s
; RUN: llc -march=amdgcn -mcpu=gfx900 -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,GFX9 %s
; GNC-LABEL: {{^}}test_add_lit:
; GFX10: v_add_co_u32_e64 v{{[0-9]+}}, vcc_lo, 0x80992bff, v{{[0-9]+}}
; GFX10: v_add_co_ci_u32_e32 v{{[0-9]+}}, vcc_lo, 0xe7, v{{[0-9]+}}, vcc_lo
; GFX9: v_mov_b32_e32 [[C2:v[0-9]+]], 0xe7
; GFX9: v_add_co_u32_e32 v{{[0-9]+}}, vcc, 0x80992bff, v{{[0-9]+}}
; GFX9: v_addc_co_u32_e32 v{{[0-9]+}}, vcc, v{{[0-9]+}}, [[C2]], vcc
define amdgpu_kernel void @test_add_lit(i64 addrspace(1)* %p) {
%id = tail call i32 @llvm.amdgcn.workitem.id.x()
%ptr = getelementptr inbounds i64, i64 addrspace(1)* %p, i32 %id
%load = load i64, i64 addrspace(1)* %ptr, align 8
%add = add nsw i64 %load, 994294967295
store i64 %add, i64 addrspace(1)* %ptr, align 8
ret void
}
; GNC-LABEL: {{^}}test_cndmask_lit:
; GFX10: v_cndmask_b32_e32 v{{[0-9]+}}, 0x3039, v{{[0-9]+}}, vcc_lo
; GFX9: v_mov_b32_e32 [[C:v[0-9]+]], 0x3039
; GFX9: v_cndmask_b32_e32 v{{[0-9]+}}, [[C]], v{{[0-9]+}}, vcc
define amdgpu_kernel void @test_cndmask_lit(i32 addrspace(1)* %p) {
%id = tail call i32 @llvm.amdgcn.workitem.id.x()
%n = add nuw nsw i32 %id, 1
%p1 = getelementptr inbounds i32, i32 addrspace(1)* %p, i32 %id
%v1 = load i32, i32 addrspace(1)* %p1, align 4
%p2 = getelementptr inbounds i32, i32 addrspace(1)* %p, i32 %n
%v2 = load i32, i32 addrspace(1)* %p2, align 4
%cmp = icmp sgt i32 %v1, 0
%sel = select i1 %cmp, i32 12345, i32 %v2
store i32 %sel, i32 addrspace(1)* %p1, align 4
ret void
}
; GCN-LABEL: {{^}}test_bfe_2lit_s:
; GFX10: v_mov_b32_e32 [[C1:v[0-9]+]], 0xddd5
; GFX10: v_bfe_u32 v{{[0-9]+}}, 0x3039, s{{[0-9]+}}, [[C1]]
; GFX9-DAG: v_mov_b32_e32 [[C2:v[0-9]+]], 0xddd5
; GFX9-DAG: s_movk_i32 [[C1:s[0-9]+]], 0x3039
; GFX9: v_bfe_u32 v{{[0-9]+}}, [[C1]], v{{[0-9]+}}, [[C2]]
define amdgpu_kernel void @test_bfe_2lit_s(i32 addrspace(1)* %p, i32 %src) {
%bfe = call i32 @llvm.amdgcn.ubfe.i32(i32 12345, i32 %src, i32 56789)
store i32 %bfe, i32 addrspace(1)* %p, align 4
ret void
}
; GCN-LABEL: {{^}}test_bfe_2lit_v:
; GFX10: s_movk_i32 [[C1:s[0-9]+]], 0x3039
; GFX10: v_bfe_u32 v{{[0-9]+}}, [[C1]], v{{[0-9]+}}, 0xddd5
; GFX9-DAG: v_mov_b32_e32 [[C2:v[0-9]+]], 0xddd5
; GFX9-DAG: s_movk_i32 [[C1:s[0-9]+]], 0x3039
; GFX9: v_bfe_u32 v{{[0-9]+}}, [[C1]], v{{[0-9]+}}, [[C2]]
define amdgpu_kernel void @test_bfe_2lit_v(i32 addrspace(1)* %p) {
%id = tail call i32 @llvm.amdgcn.workitem.id.x()
%ptr = getelementptr inbounds i32, i32 addrspace(1)* %p, i32 %id
%load = load i32, i32 addrspace(1)* %ptr, align 4
%bfe = call i32 @llvm.amdgcn.ubfe.i32(i32 12345, i32 %load, i32 56789)
store i32 %bfe, i32 addrspace(1)* %ptr, align 4
ret void
}
declare i32 @llvm.amdgcn.workitem.id.x()
declare i32 @llvm.amdgcn.ubfe.i32(i32, i32, i32)
|