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
|
; RUN: llc -mtriple=r600 -mcpu=redwood -verify-machineinstrs < %s | \
; RUN: FileCheck -check-prefix=EG -check-prefix=FUNC %s
; FUNC-LABEL: {{^}}tgid_x:
; EG: MEM_RAT_CACHELESS STORE_RAW T1.X
define amdgpu_kernel void @tgid_x(ptr addrspace(1) %out) {
entry:
%0 = call i32 @llvm.r600.read.tgid.x() #0
store i32 %0, ptr addrspace(1) %out
ret void
}
; FUNC-LABEL: {{^}}tgid_y:
; EG: MEM_RAT_CACHELESS STORE_RAW [[REG:T[0-9]+]].X
; EG: MOV [[REG]].X, T1.Y
define amdgpu_kernel void @tgid_y(ptr addrspace(1) %out) {
entry:
%0 = call i32 @llvm.r600.read.tgid.y() #0
store i32 %0, ptr addrspace(1) %out
ret void
}
; FUNC-LABEL: {{^}}tgid_z:
; EG: MEM_RAT_CACHELESS STORE_RAW [[REG:T[0-9]+]].X
; EG: MOV [[REG]].X, T1.Z
define amdgpu_kernel void @tgid_z(ptr addrspace(1) %out) {
entry:
%0 = call i32 @llvm.r600.read.tgid.z() #0
store i32 %0, ptr addrspace(1) %out
ret void
}
; FUNC-LABEL: {{^}}tidig_x:
; EG: MEM_RAT_CACHELESS STORE_RAW T0.X
define amdgpu_kernel void @tidig_x(ptr addrspace(1) %out) {
entry:
%0 = call i32 @llvm.r600.read.tidig.x() #0
store i32 %0, ptr addrspace(1) %out
ret void
}
; FUNC-LABEL: {{^}}tidig_y:
; EG: MEM_RAT_CACHELESS STORE_RAW [[REG:T[0-9]+]].X
; EG: MOV [[REG]].X, T0.Y
define amdgpu_kernel void @tidig_y(ptr addrspace(1) %out) {
entry:
%0 = call i32 @llvm.r600.read.tidig.y() #0
store i32 %0, ptr addrspace(1) %out
ret void
}
; FUNC-LABEL: {{^}}tidig_z:
; EG: MEM_RAT_CACHELESS STORE_RAW [[REG:T[0-9]+]].X
; EG: MOV [[REG]].X, T0.Z
define amdgpu_kernel void @tidig_z(ptr addrspace(1) %out) {
entry:
%0 = call i32 @llvm.r600.read.tidig.z() #0
store i32 %0, ptr addrspace(1) %out
ret void
}
; FUNC-LABEL: {{^}}test_implicit:
; 36 prepended implicit bytes + 4(out pointer) + 4*4 = 56 == KC0[3].Z
; EG: MEM_RAT_CACHELESS STORE_RAW [[VAL:T[0-9]+.[XYZW]]], [[PTR:T[0-9]+.[XYZW]]]
; EG-NOT: VTX_READ
; EG-DAG: MOV {{\*?}} [[VAL]], KC0[3].Z
; EG-DAG: LSHR {{\*? *}}[[PTR]], KC0[2].Y, literal
define amdgpu_kernel void @test_implicit(ptr addrspace(1) %out) #1 {
%implicitarg.ptr = call noalias ptr addrspace(7) @llvm.r600.implicitarg.ptr()
%gep = getelementptr i32, ptr addrspace(7) %implicitarg.ptr, i32 4
%value = load i32, ptr addrspace(7) %gep
store i32 %value, ptr addrspace(1) %out
ret void
}
; FUNC-LABEL: {{^}}test_implicit_dyn:
; 36 prepended implicit bytes + 8(out pointer + in) = 44
; EG: VTX_READ_32 {{T[0-9]+\.[XYZW]}}, {{T[0-9]+\.[XYZW]}}, 44, #3
define amdgpu_kernel void @test_implicit_dyn(ptr addrspace(1) %out, i32 %in) #1 {
%implicitarg.ptr = call noalias ptr addrspace(7) @llvm.r600.implicitarg.ptr()
%gep = getelementptr i32, ptr addrspace(7) %implicitarg.ptr, i32 %in
%value = load i32, ptr addrspace(7) %gep
store i32 %value, ptr addrspace(1) %out
ret void
}
declare ptr addrspace(7) @llvm.r600.implicitarg.ptr() #0
declare i32 @llvm.r600.read.tgid.x() #0
declare i32 @llvm.r600.read.tgid.y() #0
declare i32 @llvm.r600.read.tgid.z() #0
declare i32 @llvm.r600.read.tidig.x() #0
declare i32 @llvm.r600.read.tidig.y() #0
declare i32 @llvm.r600.read.tidig.z() #0
attributes #0 = { readnone }
|
