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
178
179
180
181
182
183
184
185
186
|
# NOTE: Assertions have been autogenerated by utils/update_mca_test_checks.py
# RUN: llvm-mca -mtriple=x86_64-unknown-unknown -mcpu=btver2 -iterations=2 -timeline < %s | FileCheck %s
# LLVM-MCA-BEGIN
xadd %ecx, (%rsp)
add %ecx, %ecx
add %ecx, %ecx
imul %ecx, %ecx
imul %ecx, %ecx
# LLVM-MCA-END
# LLVM-MCA-BEGIN
lock xadd %ecx, (%rsp)
add %ecx, %ecx
add %ecx, %ecx
imul %ecx, %ecx
imul %ecx, %ecx
# LLVM-MCA-END
# CHECK: [0] Code Region
# CHECK: Iterations: 2
# CHECK-NEXT: Instructions: 10
# CHECK-NEXT: Total Cycles: 24
# CHECK-NEXT: Total uOps: 16
# CHECK: Dispatch Width: 2
# CHECK-NEXT: uOps Per Cycle: 0.67
# CHECK-NEXT: IPC: 0.42
# CHECK-NEXT: Block RThroughput: 4.0
# CHECK: Instruction Info:
# CHECK-NEXT: [1]: #uOps
# CHECK-NEXT: [2]: Latency
# CHECK-NEXT: [3]: RThroughput
# CHECK-NEXT: [4]: MayLoad
# CHECK-NEXT: [5]: MayStore
# CHECK-NEXT: [6]: HasSideEffects (U)
# CHECK: [1] [2] [3] [4] [5] [6] Instructions:
# CHECK-NEXT: 4 11 1.50 * * xaddl %ecx, (%rsp)
# CHECK-NEXT: 1 1 0.50 addl %ecx, %ecx
# CHECK-NEXT: 1 1 0.50 addl %ecx, %ecx
# CHECK-NEXT: 1 3 1.00 imull %ecx, %ecx
# CHECK-NEXT: 1 3 1.00 imull %ecx, %ecx
# CHECK: Resources:
# CHECK-NEXT: [0] - JALU0
# CHECK-NEXT: [1] - JALU1
# CHECK-NEXT: [2] - JDiv
# CHECK-NEXT: [3] - JFPA
# CHECK-NEXT: [4] - JFPM
# CHECK-NEXT: [5] - JFPU0
# CHECK-NEXT: [6] - JFPU1
# CHECK-NEXT: [7] - JLAGU
# CHECK-NEXT: [8] - JMul
# CHECK-NEXT: [9] - JSAGU
# CHECK-NEXT: [10] - JSTC
# CHECK-NEXT: [11] - JVALU0
# CHECK-NEXT: [12] - JVALU1
# CHECK-NEXT: [13] - JVIMUL
# CHECK: Resource pressure per iteration:
# CHECK-NEXT: [0] [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13]
# CHECK-NEXT: 2.50 4.50 - - - - - 1.00 2.00 1.00 - - - -
# CHECK: Resource pressure by instruction:
# CHECK-NEXT: [0] [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] Instructions:
# CHECK-NEXT: 1.50 1.50 - - - - - 1.00 - 1.00 - - - - xaddl %ecx, (%rsp)
# CHECK-NEXT: 1.00 - - - - - - - - - - - - - addl %ecx, %ecx
# CHECK-NEXT: - 1.00 - - - - - - - - - - - - addl %ecx, %ecx
# CHECK-NEXT: - 1.00 - - - - - - 1.00 - - - - - imull %ecx, %ecx
# CHECK-NEXT: - 1.00 - - - - - - 1.00 - - - - - imull %ecx, %ecx
# CHECK: Timeline view:
# CHECK-NEXT: 0123456789
# CHECK-NEXT: Index 0123456789 0123
# CHECK: [0,0] DeeeeeeeeeeeER . . . xaddl %ecx, (%rsp)
# CHECK-NEXT: [0,1] . D=eE-------R . . . addl %ecx, %ecx
# CHECK-NEXT: [0,2] . D==eE-------R. . . addl %ecx, %ecx
# CHECK-NEXT: [0,3] . D==eeeE----R. . . imull %ecx, %ecx
# CHECK-NEXT: [0,4] . D=====eeeE--R . . imull %ecx, %ecx
# CHECK-NEXT: [1,0] . D====eeeeeeeeeeeER . xaddl %ecx, (%rsp)
# CHECK-NEXT: [1,1] . .D=====eE-------R . addl %ecx, %ecx
# CHECK-NEXT: [1,2] . .D======eE-------R. addl %ecx, %ecx
# CHECK-NEXT: [1,3] . . D======eeeE----R. imull %ecx, %ecx
# CHECK-NEXT: [1,4] . . D=========eeeE--R imull %ecx, %ecx
# CHECK: Average Wait times (based on the timeline view):
# CHECK-NEXT: [0]: Executions
# CHECK-NEXT: [1]: Average time spent waiting in a scheduler's queue
# CHECK-NEXT: [2]: Average time spent waiting in a scheduler's queue while ready
# CHECK-NEXT: [3]: Average time elapsed from WB until retire stage
# CHECK: [0] [1] [2] [3]
# CHECK-NEXT: 0. 2 3.0 0.5 0.0 xaddl %ecx, (%rsp)
# CHECK-NEXT: 1. 2 4.0 0.0 7.0 addl %ecx, %ecx
# CHECK-NEXT: 2. 2 5.0 0.0 7.0 addl %ecx, %ecx
# CHECK-NEXT: 3. 2 5.0 0.0 4.0 imull %ecx, %ecx
# CHECK-NEXT: 4. 2 8.0 0.0 2.0 imull %ecx, %ecx
# CHECK-NEXT: 2 5.0 0.1 4.0 <total>
# CHECK: [1] Code Region
# CHECK: Iterations: 2
# CHECK-NEXT: Instructions: 10
# CHECK-NEXT: Total Cycles: 38
# CHECK-NEXT: Total uOps: 16
# CHECK: Dispatch Width: 2
# CHECK-NEXT: uOps Per Cycle: 0.42
# CHECK-NEXT: IPC: 0.26
# CHECK-NEXT: Block RThroughput: 16.0
# CHECK: Instruction Info:
# CHECK-NEXT: [1]: #uOps
# CHECK-NEXT: [2]: Latency
# CHECK-NEXT: [3]: RThroughput
# CHECK-NEXT: [4]: MayLoad
# CHECK-NEXT: [5]: MayStore
# CHECK-NEXT: [6]: HasSideEffects (U)
# CHECK: [1] [2] [3] [4] [5] [6] Instructions:
# CHECK-NEXT: 4 16 16.00 * * lock xaddl %ecx, (%rsp)
# CHECK-NEXT: 1 1 0.50 addl %ecx, %ecx
# CHECK-NEXT: 1 1 0.50 addl %ecx, %ecx
# CHECK-NEXT: 1 3 1.00 imull %ecx, %ecx
# CHECK-NEXT: 1 3 1.00 imull %ecx, %ecx
# CHECK: Resources:
# CHECK-NEXT: [0] - JALU0
# CHECK-NEXT: [1] - JALU1
# CHECK-NEXT: [2] - JDiv
# CHECK-NEXT: [3] - JFPA
# CHECK-NEXT: [4] - JFPM
# CHECK-NEXT: [5] - JFPU0
# CHECK-NEXT: [6] - JFPU1
# CHECK-NEXT: [7] - JLAGU
# CHECK-NEXT: [8] - JMul
# CHECK-NEXT: [9] - JSAGU
# CHECK-NEXT: [10] - JSTC
# CHECK-NEXT: [11] - JVALU0
# CHECK-NEXT: [12] - JVALU1
# CHECK-NEXT: [13] - JVIMUL
# CHECK: Resource pressure per iteration:
# CHECK-NEXT: [0] [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13]
# CHECK-NEXT: 2.50 4.50 - - - - - 16.00 2.00 16.00 - - - -
# CHECK: Resource pressure by instruction:
# CHECK-NEXT: [0] [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] Instructions:
# CHECK-NEXT: 1.50 1.50 - - - - - 16.00 - 16.00 - - - - lock xaddl %ecx, (%rsp)
# CHECK-NEXT: 1.00 - - - - - - - - - - - - - addl %ecx, %ecx
# CHECK-NEXT: - 1.00 - - - - - - - - - - - - addl %ecx, %ecx
# CHECK-NEXT: - 1.00 - - - - - - 1.00 - - - - - imull %ecx, %ecx
# CHECK-NEXT: - 1.00 - - - - - - 1.00 - - - - - imull %ecx, %ecx
# CHECK: Timeline view:
# CHECK-NEXT: 0123456789 01234567
# CHECK-NEXT: Index 0123456789 0123456789
# CHECK: [0,0] DeeeeeeeeeeeeeeeeER . . . . . lock xaddl %ecx, (%rsp)
# CHECK-NEXT: [0,1] . D=========eE----R . . . . . addl %ecx, %ecx
# CHECK-NEXT: [0,2] . D==========eE----R. . . . . addl %ecx, %ecx
# CHECK-NEXT: [0,3] . D==========eeeE-R. . . . . imull %ecx, %ecx
# CHECK-NEXT: [0,4] . D=============eeeER . . . . imull %ecx, %ecx
# CHECK-NEXT: [1,0] . D============eeeeeeeeeeeeeeeeER. . lock xaddl %ecx, (%rsp)
# CHECK-NEXT: [1,1] . .D=====================eE----R. . addl %ecx, %ecx
# CHECK-NEXT: [1,2] . .D======================eE----R . addl %ecx, %ecx
# CHECK-NEXT: [1,3] . . D======================eeeE-R . imull %ecx, %ecx
# CHECK-NEXT: [1,4] . . D=========================eeeER imull %ecx, %ecx
# CHECK: Average Wait times (based on the timeline view):
# CHECK-NEXT: [0]: Executions
# CHECK-NEXT: [1]: Average time spent waiting in a scheduler's queue
# CHECK-NEXT: [2]: Average time spent waiting in a scheduler's queue while ready
# CHECK-NEXT: [3]: Average time elapsed from WB until retire stage
# CHECK: [0] [1] [2] [3]
# CHECK-NEXT: 0. 2 7.0 0.5 0.0 lock xaddl %ecx, (%rsp)
# CHECK-NEXT: 1. 2 16.0 0.0 4.0 addl %ecx, %ecx
# CHECK-NEXT: 2. 2 17.0 0.0 4.0 addl %ecx, %ecx
# CHECK-NEXT: 3. 2 17.0 0.0 1.0 imull %ecx, %ecx
# CHECK-NEXT: 4. 2 20.0 0.0 0.0 imull %ecx, %ecx
# CHECK-NEXT: 2 15.4 0.1 1.8 <total>
|
