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
|
;=========================== begin_copyright_notice ============================
;
; Copyright (C) 2022-2024 Intel Corporation
;
; SPDX-License-Identifier: MIT
;
;============================ end_copyright_notice =============================
; RUN: igc_opt -debugify --igc-gen-specific-pattern -check-debugify -S < %s 2>&1 | FileCheck %s
; ------------------------------------------------
; GenSpecificPattern: select pattern optimization
; ------------------------------------------------
; Debug-info related check
; CHECK-NOT: WARNING
; CHECK: CheckModuleDebugify: PASS
define spir_kernel void @test_select1(i64 %src1, i64 %src2) {
; CHECK-LABEL: @test_select1(
; CHECK: [[TMP1:%[A-z0-9]*]] = icmp slt i64 [[SRC1:%[A-z0-9]*]], [[SRC2:%[A-z0-9]*]]
; CHECK: [[TMP2:%[A-z0-9]*]] = sext i1 [[TMP1]] to i64
; CHECK: [[TMP3:%[A-z0-9]*]] = and i64 [[SRC2]], [[TMP2]]
; CHECK: call void @use.i64(i64 [[TMP3]])
; CHECK: ret void
%1 = icmp slt i64 %src1, %src2
%2 = select i1 %1, i64 %src2, i64 0
call void @use.i64(i64 %2)
ret void
}
define spir_kernel void @test_select2(i64 %src1, i64 %src2) {
; CHECK-LABEL: @test_select2(
; CHECK: [[TMP1:%[A-z0-9]*]] = sitofp i64 [[SRC1:%[A-z0-9]*]] to float
; CHECK: [[TMP2:%[A-z0-9]*]] = sitofp i64 [[SRC2:%[A-z0-9]*]] to float
; CHECK: [[TMP3:%[A-z0-9]*]] = fcmp olt float [[TMP1]], [[TMP2]]
; CHECK: [[TMP4:%[A-z0-9]*]] = sext i1 [[TMP3]] to i32
; CHECK: [[TMP5:%[A-z0-9]*]] = bitcast float [[TMP2]] to i32
; CHECK: [[TMP6:%[A-z0-9]*]] = and i32 [[TMP4]], [[TMP5]]
; CHECK: [[TMP7:%[A-z0-9]*]] = bitcast i32 [[TMP6]] to float
; CHECK: call void @use.f32(float [[TMP7]])
; CHECK: ret void
%1 = sitofp i64 %src1 to float
%2 = sitofp i64 %src2 to float
%3 = fcmp olt float %1, %2
%4 = select i1 %3, float %2, float 0.000000e+00
call void @use.f32(float %4)
ret void
}
define spir_kernel void @test_select3(float %src1, float %src2) {
; CHECK-LABEL: @test_select3(
; CHECK: [[TMP1:%[A-z0-9]*]] = fcmp olt float [[SRC1:%[A-z0-9]*]], [[SRC2:%[A-z0-9]*]]
; CHECK: [[TMP2:%[A-z0-9]*]] = sext i1 [[TMP1]] to i32
; CHECK: [[TMP3:%[A-z0-9]*]] = and i32 [[TMP2]], 1077936128
; CHECK: [[TMP4:%[A-z0-9]*]] = bitcast i32 [[TMP3]] to float
; CHECK: call void @use.f32(float [[TMP4]])
; CHECK: ret void
%1 = fcmp olt float %src1, %src2
%2 = select i1 %1, float 3.000000e+00, float 0.000000e+00
call void @use.f32(float %2)
ret void
}
define spir_kernel void @test_select4(i64 %src1, i64 %src2) {
; CHECK-LABEL: @test_select4(
; CHECK: [[TMP1:%[A-z0-9]*]] = sdiv i64 [[SRC1:%[A-z0-9]*]], [[SRC2:%[A-z0-9]*]]
; CHECK: [[TMP2:%[A-z0-9]*]] = icmp sgt i64 [[TMP1]], 10
; CHECK: [[TMP3:%[A-z0-9]*]] = select i1 [[TMP2]], i64 [[TMP1]], i64 10
; CHECK: [[TMP4:%[A-z0-9]*]] = trunc i64 [[TMP3]] to i32
; CHECK: call void @use.i32(i32 [[TMP4]])
; CHECK: ret void
%1 = sdiv i64 %src1, %src2
%2 = trunc i64 %1 to i32
%3 = icmp sgt i64 %1, 10
%4 = select i1 %3, i32 %2, i32 10
call void @use.i32(i32 %4)
ret void
}
define spir_kernel void @test_select5(i64 %src1, i64 %src2, i1 %srcb) {
; CHECK-LABEL: @test_select5(
; CHECK: [[TMP1:%[A-z0-9]*]] = icmp slt i64 [[SRC1:%[A-z0-9]*]], [[SRC2:%[A-z0-9]*]]
; CHECK: [[TMP2:%[A-z0-9]*]] = and i1 [[TMP1]], %srcb
; CHECK: call void @use.i1(i1 [[TMP2]])
; CHECK: ret void
%1 = icmp slt i64 %src1, %src2
%2 = select i1 %1, i1 %srcb, i1 false
call void @use.i1(i1 %2)
ret void
}
define spir_kernel void @test_select6(i64 %src1, i64 %src2, i1 %srcb) {
; CHECK-LABEL: @test_select6(
; CHECK: [[TMP1:%[A-z0-9]*]] = icmp slt i64 [[SRC1:%[A-z0-9]*]], [[SRC2:%[A-z0-9]*]]
; CHECK: [[TMP2:%[A-z0-9]*]] = or i1 [[TMP1]], %srcb
; CHECK: call void @use.i1(i1 [[TMP2]])
; CHECK: ret void
%1 = icmp slt i64 %src1, %src2
%2 = select i1 %1, i1 true, i1 %srcb
call void @use.i1(i1 %2)
ret void
}
declare void @use.i1(i1)
declare void @use.i32(i32)
declare void @use.i64(i64)
declare void @use.f32(float)
|
