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1; RUN: llc -march=amdgcn -mcpu=verde -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
2; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
3; RUN: llc -march=r600 -mcpu=redwood < %s | FileCheck -check-prefix=EG -check-prefix=FUNC %s
4
5
6; FUNC-LABEL: {{^}}xor_v2i32:
7; EG: XOR_INT {{\** *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
8; EG: XOR_INT {{\** *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
9
10; SI: v_xor_b32_e32 v{{[0-9]+, v[0-9]+, v[0-9]+}}
11; SI: v_xor_b32_e32 v{{[0-9]+, v[0-9]+, v[0-9]+}}
12
13define void @xor_v2i32(<2 x i32> addrspace(1)* %out, <2 x i32> addrspace(1)* %in0, <2 x i32> addrspace(1)* %in1) {
14  %a = load <2 x i32>, <2 x i32> addrspace(1) * %in0
15  %b = load <2 x i32>, <2 x i32> addrspace(1) * %in1
16  %result = xor <2 x i32> %a, %b
17  store <2 x i32> %result, <2 x i32> addrspace(1)* %out
18  ret void
19}
20
21; FUNC-LABEL: {{^}}xor_v4i32:
22; EG: XOR_INT {{\** *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
23; EG: XOR_INT {{\** *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
24; EG: XOR_INT {{\** *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
25; EG: XOR_INT {{\** *}}T{{[0-9]+\.[XYZW], T[0-9]+\.[XYZW], T[0-9]+\.[XYZW]}}
26
27; SI: v_xor_b32_e32 {{v[0-9]+, v[0-9]+, v[0-9]+}}
28; SI: v_xor_b32_e32 {{v[0-9]+, v[0-9]+, v[0-9]+}}
29; SI: v_xor_b32_e32 {{v[0-9]+, v[0-9]+, v[0-9]+}}
30; SI: v_xor_b32_e32 {{v[0-9]+, v[0-9]+, v[0-9]+}}
31
32define void @xor_v4i32(<4 x i32> addrspace(1)* %out, <4 x i32> addrspace(1)* %in0, <4 x i32> addrspace(1)* %in1) {
33  %a = load <4 x i32>, <4 x i32> addrspace(1) * %in0
34  %b = load <4 x i32>, <4 x i32> addrspace(1) * %in1
35  %result = xor <4 x i32> %a, %b
36  store <4 x i32> %result, <4 x i32> addrspace(1)* %out
37  ret void
38}
39
40; FUNC-LABEL: {{^}}xor_i1:
41; EG: XOR_INT {{\** *}}{{T[0-9]+\.[XYZW]}}, {{PS|PV\.[XYZW]}}, {{PS|PV\.[XYZW]}}
42
43; SI-DAG: v_cmp_le_f32_e32 [[CMP0:vcc]], 0, {{v[0-9]+}}
44; SI-DAG: v_cmp_le_f32_e64 [[CMP1:s\[[0-9]+:[0-9]+\]]], 1.0, {{v[0-9]+}}
45; SI: s_xor_b64 [[XOR:vcc]], [[CMP0]], [[CMP1]]
46; SI: v_cndmask_b32_e32 [[RESULT:v[0-9]+]], {{v[0-9]+}}, {{v[0-9]+}}
47; SI: buffer_store_dword [[RESULT]]
48; SI: s_endpgm
49define void @xor_i1(float addrspace(1)* %out, float addrspace(1)* %in0, float addrspace(1)* %in1) {
50  %a = load float, float addrspace(1) * %in0
51  %b = load float, float addrspace(1) * %in1
52  %acmp = fcmp oge float %a, 0.000000e+00
53  %bcmp = fcmp oge float %b, 1.000000e+00
54  %xor = xor i1 %acmp, %bcmp
55  %result = select i1 %xor, float %a, float %b
56  store float %result, float addrspace(1)* %out
57  ret void
58}
59
60; FUNC-LABEL: {{^}}v_xor_i1:
61; SI: buffer_load_ubyte [[B:v[0-9]+]]
62; SI: buffer_load_ubyte [[A:v[0-9]+]]
63; SI: v_xor_b32_e32 [[XOR:v[0-9]+]], [[A]], [[B]]
64; SI: v_and_b32_e32 [[RESULT:v[0-9]+]], 1, [[XOR]]
65; SI: buffer_store_byte [[RESULT]]
66define void @v_xor_i1(i1 addrspace(1)* %out, i1 addrspace(1)* %in0, i1 addrspace(1)* %in1) {
67  %a = load volatile i1, i1 addrspace(1)* %in0
68  %b = load volatile i1, i1 addrspace(1)* %in1
69  %xor = xor i1 %a, %b
70  store i1 %xor, i1 addrspace(1)* %out
71  ret void
72}
73
74; FUNC-LABEL: {{^}}vector_xor_i32:
75; SI: v_xor_b32_e32
76define void @vector_xor_i32(i32 addrspace(1)* %out, i32 addrspace(1)* %in0, i32 addrspace(1)* %in1) {
77  %a = load i32, i32 addrspace(1)* %in0
78  %b = load i32, i32 addrspace(1)* %in1
79  %result = xor i32 %a, %b
80  store i32 %result, i32 addrspace(1)* %out
81  ret void
82}
83
84; FUNC-LABEL: {{^}}scalar_xor_i32:
85; SI: s_xor_b32
86define void @scalar_xor_i32(i32 addrspace(1)* %out, i32 %a, i32 %b) {
87  %result = xor i32 %a, %b
88  store i32 %result, i32 addrspace(1)* %out
89  ret void
90}
91
92; FUNC-LABEL: {{^}}scalar_not_i32:
93; SI: s_not_b32
94define void @scalar_not_i32(i32 addrspace(1)* %out, i32 %a) {
95  %result = xor i32 %a, -1
96  store i32 %result, i32 addrspace(1)* %out
97  ret void
98}
99
100; FUNC-LABEL: {{^}}vector_not_i32:
101; SI: v_not_b32
102define void @vector_not_i32(i32 addrspace(1)* %out, i32 addrspace(1)* %in0, i32 addrspace(1)* %in1) {
103  %a = load i32, i32 addrspace(1)* %in0
104  %b = load i32, i32 addrspace(1)* %in1
105  %result = xor i32 %a, -1
106  store i32 %result, i32 addrspace(1)* %out
107  ret void
108}
109
110; FUNC-LABEL: {{^}}vector_xor_i64:
111; SI: v_xor_b32_e32
112; SI: v_xor_b32_e32
113; SI: s_endpgm
114define void @vector_xor_i64(i64 addrspace(1)* %out, i64 addrspace(1)* %in0, i64 addrspace(1)* %in1) {
115  %a = load i64, i64 addrspace(1)* %in0
116  %b = load i64, i64 addrspace(1)* %in1
117  %result = xor i64 %a, %b
118  store i64 %result, i64 addrspace(1)* %out
119  ret void
120}
121
122; FUNC-LABEL: {{^}}scalar_xor_i64:
123; SI: s_xor_b64
124; SI: s_endpgm
125define void @scalar_xor_i64(i64 addrspace(1)* %out, i64 %a, i64 %b) {
126  %result = xor i64 %a, %b
127  store i64 %result, i64 addrspace(1)* %out
128  ret void
129}
130
131; FUNC-LABEL: {{^}}scalar_not_i64:
132; SI: s_not_b64
133define void @scalar_not_i64(i64 addrspace(1)* %out, i64 %a) {
134  %result = xor i64 %a, -1
135  store i64 %result, i64 addrspace(1)* %out
136  ret void
137}
138
139; FUNC-LABEL: {{^}}vector_not_i64:
140; SI: v_not_b32
141; SI: v_not_b32
142define void @vector_not_i64(i64 addrspace(1)* %out, i64 addrspace(1)* %in0, i64 addrspace(1)* %in1) {
143  %a = load i64, i64 addrspace(1)* %in0
144  %b = load i64, i64 addrspace(1)* %in1
145  %result = xor i64 %a, -1
146  store i64 %result, i64 addrspace(1)* %out
147  ret void
148}
149
150; Test that we have a pattern to match xor inside a branch.
151; Note that in the future the backend may be smart enough to
152; use an SALU instruction for this.
153
154; FUNC-LABEL: {{^}}xor_cf:
155; SI: s_xor_b64
156define void @xor_cf(i64 addrspace(1)* %out, i64 addrspace(1)* %in, i64 %a, i64 %b) {
157entry:
158  %0 = icmp eq i64 %a, 0
159  br i1 %0, label %if, label %else
160
161if:
162  %1 = xor i64 %a, %b
163  br label %endif
164
165else:
166  %2 = load i64, i64 addrspace(1)* %in
167  br label %endif
168
169endif:
170  %3 = phi i64 [%1, %if], [%2, %else]
171  store i64 %3, i64 addrspace(1)* %out
172  ret void
173}
174