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 < %s -march=r600 -mcpu=redwood | FileCheck %s
; Test using an integer literal constant.
; Generated ASM should be:
; ADD_INT KC0[2].Z literal.x, 5
; or
; ADD_INT literal.x KC0[2].Z, 5
; CHECK: {{^}}i32_literal:
; CHECK: LSHR
; CHECK-NEXT: ADD_INT * {{\** *}}T{{[0-9]\.[XYZW]}}, KC0[2].Z, literal.y
; CHECK-NEXT: 5
define amdgpu_kernel void @i32_literal(i32 addrspace(1)* %out, i32 %in) {
entry:
%0 = add i32 5, %in
store i32 %0, i32 addrspace(1)* %out
ret void
}
; Test using a float literal constant.
; Generated ASM should be:
; ADD KC0[2].Z literal.x, 5.0
; or
; ADD literal.x KC0[2].Z, 5.0
; CHECK: {{^}}float_literal:
; CHECK: LSHR
; CHECK-NEXT: ADD * {{\** *}}T{{[0-9]\.[XYZW]}}, KC0[2].Z, literal.y
; CHECK-NEXT: 1084227584(5.0
define amdgpu_kernel void @float_literal(float addrspace(1)* %out, float %in) {
entry:
%0 = fadd float 5.0, %in
store float %0, float addrspace(1)* %out
ret void
}
; Make sure inline literals are folded into REG_SEQUENCE instructions.
; CHECK: {{^}}inline_literal_reg_sequence:
; CHECK: MOV {{\** *}}T[[GPR:[0-9]]].X, 0.0
; CHECK-NEXT: MOV {{\** *}}T[[GPR]].Y, 0.0
; CHECK-NEXT: MOV {{\** *}}T[[GPR]].Z, 0.0
; CHECK-NEXT: MOV {{\** *}}T[[GPR]].W, 0.0
define amdgpu_kernel void @inline_literal_reg_sequence(<4 x i32> addrspace(1)* %out) {
entry:
store <4 x i32> <i32 0, i32 0, i32 0, i32 0>, <4 x i32> addrspace(1)* %out
ret void
}
; CHECK: {{^}}inline_literal_dot4:
; CHECK: DOT4 T[[GPR:[0-9]]].X, 1.0
; CHECK-NEXT: DOT4 T[[GPR]].Y (MASKED), 1.0
; CHECK-NEXT: DOT4 T[[GPR]].Z (MASKED), 1.0
; CHECK-NEXT: DOT4 * T[[GPR]].W (MASKED), 1.0
define amdgpu_kernel void @inline_literal_dot4(float addrspace(1)* %out) {
entry:
%0 = call float @llvm.r600.dot4(<4 x float> <float 1.0, float 1.0, float 1.0, float 1.0>, <4 x float> <float 1.0, float 1.0, float 1.0, float 1.0>)
store float %0, float addrspace(1)* %out
ret void
}
declare float @llvm.r600.dot4(<4 x float>, <4 x float>) #1
attributes #1 = { readnone }
|
