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
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
|
// RUN: %clang_cc1 %s -emit-llvm -o - -O0 -ffake-address-space-map -triple i686-pc-darwin | FileCheck -enable-var-scope -check-prefixes=COM,X86 %s
// RUN: %clang_cc1 %s -emit-llvm -o - -O0 -triple amdgcn | FileCheck -enable-var-scope -check-prefixes=COM,AMDGCN %s
// RUN: %clang_cc1 %s -emit-llvm -o - -cl-std=CL2.0 -O0 -triple amdgcn | FileCheck -enable-var-scope -check-prefixes=COM,AMDGCN,AMDGCN20 %s
// RUN: %clang_cc1 %s -emit-llvm -o - -cl-std=CL1.2 -O0 -triple spir-unknown-unknown-unknown | FileCheck -enable-var-scope -check-prefixes=SPIR %s
typedef int int2 __attribute__((ext_vector_type(2)));
typedef struct {
int cells[9];
} Mat3X3;
typedef struct {
int cells[16];
} Mat4X4;
typedef struct {
int cells[1024];
} Mat32X32;
typedef struct {
int cells[4096];
} Mat64X64;
struct StructOneMember {
int2 x;
};
struct StructTwoMember {
int2 x;
int2 y;
};
struct LargeStructOneMember {
int2 x[100];
};
struct LargeStructTwoMember {
int2 x[40];
int2 y[20];
};
#if __OPENCL_C_VERSION__ >= 200
struct LargeStructOneMember g_s;
#endif
// X86-LABEL: define void @foo(%struct.Mat4X4* noalias sret %agg.result, %struct.Mat3X3* byval(%struct.Mat3X3) align 4 %in)
// AMDGCN-LABEL: define %struct.Mat4X4 @foo([9 x i32] %in.coerce)
Mat4X4 __attribute__((noinline)) foo(Mat3X3 in) {
Mat4X4 out;
return out;
}
// COM-LABEL: define {{.*}} void @ker
// Expect two mem copies: one for the argument "in", and one for
// the return value.
// X86: call void @llvm.memcpy.p0i8.p1i8.i32(i8*
// X86: call void @llvm.memcpy.p1i8.p0i8.i32(i8 addrspace(1)*
// AMDGCN: load [9 x i32], [9 x i32] addrspace(1)*
// AMDGCN: call %struct.Mat4X4 @foo([9 x i32]
// AMDGCN: call void @llvm.memcpy.p1i8.p5i8.i64(i8 addrspace(1)*
kernel void ker(global Mat3X3 *in, global Mat4X4 *out) {
out[0] = foo(in[1]);
}
// X86-LABEL: define void @foo_large(%struct.Mat64X64* noalias sret %agg.result, %struct.Mat32X32* byval(%struct.Mat32X32) align 4 %in)
// AMDGCN-LABEL: define void @foo_large(%struct.Mat64X64 addrspace(5)* noalias sret %agg.result, %struct.Mat32X32 addrspace(5)* byval(%struct.Mat32X32) align 4 %in)
Mat64X64 __attribute__((noinline)) foo_large(Mat32X32 in) {
Mat64X64 out;
return out;
}
// COM-LABEL: define {{.*}} void @ker_large
// Expect two mem copies: one for the argument "in", and one for
// the return value.
// X86: call void @llvm.memcpy.p0i8.p1i8.i32(i8*
// X86: call void @llvm.memcpy.p1i8.p0i8.i32(i8 addrspace(1)*
// AMDGCN: call void @llvm.memcpy.p5i8.p1i8.i64(i8 addrspace(5)*
// AMDGCN: call void @llvm.memcpy.p1i8.p5i8.i64(i8 addrspace(1)*
kernel void ker_large(global Mat32X32 *in, global Mat64X64 *out) {
out[0] = foo_large(in[1]);
}
// AMDGCN-LABEL: define void @FuncOneMember(<2 x i32> %u.coerce)
void FuncOneMember(struct StructOneMember u) {
u.x = (int2)(0, 0);
}
// AMDGCN-LABEL: define void @FuncOneLargeMember(%struct.LargeStructOneMember addrspace(5)* byval(%struct.LargeStructOneMember) align 8 %u)
// AMDGCN-NOT: addrspacecast
// AMDGCN: store <2 x i32> %{{.*}}, <2 x i32> addrspace(5)*
void FuncOneLargeMember(struct LargeStructOneMember u) {
u.x[0] = (int2)(0, 0);
}
// AMDGCN20-LABEL: define void @test_indirect_arg_globl()
// AMDGCN20: %[[byval_temp:.*]] = alloca %struct.LargeStructOneMember, align 8, addrspace(5)
// AMDGCN20: %[[r0:.*]] = bitcast %struct.LargeStructOneMember addrspace(5)* %[[byval_temp]] to i8 addrspace(5)*
// AMDGCN20: call void @llvm.memcpy.p5i8.p1i8.i64(i8 addrspace(5)* align 8 %[[r0]], i8 addrspace(1)* align 8 bitcast (%struct.LargeStructOneMember addrspace(1)* @g_s to i8 addrspace(1)*), i64 800, i1 false)
// AMDGCN20: call void @FuncOneLargeMember(%struct.LargeStructOneMember addrspace(5)* byval(%struct.LargeStructOneMember) align 8 %[[byval_temp]])
#if __OPENCL_C_VERSION__ >= 200
void test_indirect_arg_globl(void) {
FuncOneLargeMember(g_s);
}
#endif
// AMDGCN-LABEL: define amdgpu_kernel void @test_indirect_arg_local()
// AMDGCN: %[[byval_temp:.*]] = alloca %struct.LargeStructOneMember, align 8, addrspace(5)
// AMDGCN: %[[r0:.*]] = bitcast %struct.LargeStructOneMember addrspace(5)* %[[byval_temp]] to i8 addrspace(5)*
// AMDGCN: call void @llvm.memcpy.p5i8.p3i8.i64(i8 addrspace(5)* align 8 %[[r0]], i8 addrspace(3)* align 8 bitcast (%struct.LargeStructOneMember addrspace(3)* @test_indirect_arg_local.l_s to i8 addrspace(3)*), i64 800, i1 false)
// AMDGCN: call void @FuncOneLargeMember(%struct.LargeStructOneMember addrspace(5)* byval(%struct.LargeStructOneMember) align 8 %[[byval_temp]])
kernel void test_indirect_arg_local(void) {
local struct LargeStructOneMember l_s;
FuncOneLargeMember(l_s);
}
// AMDGCN-LABEL: define void @test_indirect_arg_private()
// AMDGCN: %[[p_s:.*]] = alloca %struct.LargeStructOneMember, align 8, addrspace(5)
// AMDGCN-NOT: @llvm.memcpy
// AMDGCN-NEXT: call void @FuncOneLargeMember(%struct.LargeStructOneMember addrspace(5)* byval(%struct.LargeStructOneMember) align 8 %[[p_s]])
void test_indirect_arg_private(void) {
struct LargeStructOneMember p_s;
FuncOneLargeMember(p_s);
}
// AMDGCN-LABEL: define amdgpu_kernel void @KernelOneMember
// AMDGCN-SAME: (<2 x i32> %[[u_coerce:.*]])
// AMDGCN: %[[u:.*]] = alloca %struct.StructOneMember, align 8, addrspace(5)
// AMDGCN: %[[coerce_dive:.*]] = getelementptr inbounds %struct.StructOneMember, %struct.StructOneMember addrspace(5)* %[[u]], i32 0, i32 0
// AMDGCN: store <2 x i32> %[[u_coerce]], <2 x i32> addrspace(5)* %[[coerce_dive]]
// AMDGCN: call void @FuncOneMember(<2 x i32>
kernel void KernelOneMember(struct StructOneMember u) {
FuncOneMember(u);
}
// SPIR: call void @llvm.memcpy.p0i8.p1i8.i32
// SPIR-NOT: addrspacecast
kernel void KernelOneMemberSpir(global struct StructOneMember* u) {
FuncOneMember(*u);
}
// AMDGCN-LABEL: define amdgpu_kernel void @KernelLargeOneMember(
// AMDGCN: %[[U:.*]] = alloca %struct.LargeStructOneMember, align 8, addrspace(5)
// AMDGCN: store %struct.LargeStructOneMember %u.coerce, %struct.LargeStructOneMember addrspace(5)* %[[U]], align 8
// AMDGCN: call void @FuncOneLargeMember(%struct.LargeStructOneMember addrspace(5)* byval(%struct.LargeStructOneMember) align 8 %[[U]])
kernel void KernelLargeOneMember(struct LargeStructOneMember u) {
FuncOneLargeMember(u);
}
// AMDGCN-LABEL: define void @FuncTwoMember(<2 x i32> %u.coerce0, <2 x i32> %u.coerce1)
void FuncTwoMember(struct StructTwoMember u) {
u.y = (int2)(0, 0);
}
// AMDGCN-LABEL: define void @FuncLargeTwoMember(%struct.LargeStructTwoMember addrspace(5)* byval(%struct.LargeStructTwoMember) align 8 %u)
void FuncLargeTwoMember(struct LargeStructTwoMember u) {
u.y[0] = (int2)(0, 0);
}
// AMDGCN-LABEL: define amdgpu_kernel void @KernelTwoMember
// AMDGCN-SAME: (%struct.StructTwoMember %[[u_coerce:.*]])
// AMDGCN: %[[u:.*]] = alloca %struct.StructTwoMember, align 8, addrspace(5)
// AMDGCN: %[[LD0:.*]] = load <2 x i32>, <2 x i32> addrspace(5)*
// AMDGCN: %[[LD1:.*]] = load <2 x i32>, <2 x i32> addrspace(5)*
// AMDGCN: call void @FuncTwoMember(<2 x i32> %[[LD0]], <2 x i32> %[[LD1]])
kernel void KernelTwoMember(struct StructTwoMember u) {
FuncTwoMember(u);
}
// AMDGCN-LABEL: define amdgpu_kernel void @KernelLargeTwoMember
// AMDGCN-SAME: (%struct.LargeStructTwoMember %[[u_coerce:.*]])
// AMDGCN: %[[u:.*]] = alloca %struct.LargeStructTwoMember, align 8, addrspace(5)
// AMDGCN: store %struct.LargeStructTwoMember %[[u_coerce]], %struct.LargeStructTwoMember addrspace(5)* %[[u]]
// AMDGCN: call void @FuncLargeTwoMember(%struct.LargeStructTwoMember addrspace(5)* byval(%struct.LargeStructTwoMember) align 8 %[[u]])
kernel void KernelLargeTwoMember(struct LargeStructTwoMember u) {
FuncLargeTwoMember(u);
}
|
