1 ; NOTE: Assertions have been autogenerated by utils/update_analyze_test_checks.py
2 ; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -passes="print<cost-model>" 2>&1 -disable-output | FileCheck %s --check-prefixes=ALL,X64
3 ; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -passes="print<cost-model>" 2>&1 -disable-output -mattr=+movbe | FileCheck %s --check-prefixes=ALL,X64-MOVBE
4 ; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -passes="print<cost-model>" 2>&1 -disable-output -mattr=+movbe,+fast-movbe | FileCheck %s --check-prefixes=ALL,X64-FASTMOVBE
6 ; RUN: opt < %s -mtriple=i686-unknown-linux-gnu -passes="print<cost-model>" 2>&1 -disable-output | FileCheck %s --check-prefixes=ALL,X32
7 ; RUN: opt < %s -mtriple=i686-unknown-linux-gnu -passes="print<cost-model>" 2>&1 -disable-output -mattr=+movbe | FileCheck %s --check-prefixes=ALL,X32-MOVBE
8 ; RUN: opt < %s -mtriple=i686-unknown-linux-gnu -passes="print<cost-model>" 2>&1 -disable-output -mattr=+movbe,+fast-movbe | FileCheck %s --check-prefixes=ALL,X32-FASTMOVBE
10 declare i16 @llvm.bswap.i16(i16)
11 declare i32 @llvm.bswap.i32(i32)
12 declare i64 @llvm.bswap.i64(i64)
13 declare i128 @llvm.bswap.i128(i128)
15 define i16 @var_load_bswap_i16(ptr %src) {
16 ; X64-LABEL: 'var_load_bswap_i16'
17 ; X64-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %a = load i16, ptr %src, align 1
18 ; X64-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %bswap = call i16 @llvm.bswap.i16(i16 %a)
19 ; X64-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i16 %bswap
21 ; X64-MOVBE-LABEL: 'var_load_bswap_i16'
22 ; X64-MOVBE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %a = load i16, ptr %src, align 1
23 ; X64-MOVBE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %bswap = call i16 @llvm.bswap.i16(i16 %a)
24 ; X64-MOVBE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i16 %bswap
26 ; X64-FASTMOVBE-LABEL: 'var_load_bswap_i16'
27 ; X64-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %a = load i16, ptr %src, align 1
28 ; X64-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %bswap = call i16 @llvm.bswap.i16(i16 %a)
29 ; X64-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i16 %bswap
31 ; X32-LABEL: 'var_load_bswap_i16'
32 ; X32-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %a = load i16, ptr %src, align 1
33 ; X32-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %bswap = call i16 @llvm.bswap.i16(i16 %a)
34 ; X32-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i16 %bswap
36 ; X32-MOVBE-LABEL: 'var_load_bswap_i16'
37 ; X32-MOVBE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %a = load i16, ptr %src, align 1
38 ; X32-MOVBE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %bswap = call i16 @llvm.bswap.i16(i16 %a)
39 ; X32-MOVBE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i16 %bswap
41 ; X32-FASTMOVBE-LABEL: 'var_load_bswap_i16'
42 ; X32-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %a = load i16, ptr %src, align 1
43 ; X32-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %bswap = call i16 @llvm.bswap.i16(i16 %a)
44 ; X32-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i16 %bswap
46 %a = load i16, ptr %src, align 1
47 %bswap = call i16 @llvm.bswap.i16(i16 %a)
51 define i16 @var_load_bswap_i16_extrause(ptr %src, ptr %clobberdst) {
52 ; ALL-LABEL: 'var_load_bswap_i16_extrause'
53 ; ALL-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %a = load i16, ptr %src, align 1
54 ; ALL-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %bswap = call i16 @llvm.bswap.i16(i16 %a)
55 ; ALL-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %a2 = shl i16 %a, 2
56 ; ALL-NEXT: Cost Model: Found an estimated cost of 1 for instruction: store i16 %a2, ptr %clobberdst, align 1
57 ; ALL-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i16 %bswap
59 %a = load i16, ptr %src, align 1
60 %bswap = call i16 @llvm.bswap.i16(i16 %a)
62 %a2 = shl i16 %a, 2 ; incur an extra use to the load
63 store i16 %a2, ptr %clobberdst, align 1
68 define i32 @var_load_bswap_i32(ptr %src) {
69 ; X64-LABEL: 'var_load_bswap_i32'
70 ; X64-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %a = load i32, ptr %src, align 1
71 ; X64-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %bswap = call i32 @llvm.bswap.i32(i32 %a)
72 ; X64-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i32 %bswap
74 ; X64-MOVBE-LABEL: 'var_load_bswap_i32'
75 ; X64-MOVBE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %a = load i32, ptr %src, align 1
76 ; X64-MOVBE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %bswap = call i32 @llvm.bswap.i32(i32 %a)
77 ; X64-MOVBE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i32 %bswap
79 ; X64-FASTMOVBE-LABEL: 'var_load_bswap_i32'
80 ; X64-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %a = load i32, ptr %src, align 1
81 ; X64-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %bswap = call i32 @llvm.bswap.i32(i32 %a)
82 ; X64-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i32 %bswap
84 ; X32-LABEL: 'var_load_bswap_i32'
85 ; X32-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %a = load i32, ptr %src, align 1
86 ; X32-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %bswap = call i32 @llvm.bswap.i32(i32 %a)
87 ; X32-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i32 %bswap
89 ; X32-MOVBE-LABEL: 'var_load_bswap_i32'
90 ; X32-MOVBE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %a = load i32, ptr %src, align 1
91 ; X32-MOVBE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %bswap = call i32 @llvm.bswap.i32(i32 %a)
92 ; X32-MOVBE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i32 %bswap
94 ; X32-FASTMOVBE-LABEL: 'var_load_bswap_i32'
95 ; X32-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %a = load i32, ptr %src, align 1
96 ; X32-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %bswap = call i32 @llvm.bswap.i32(i32 %a)
97 ; X32-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i32 %bswap
99 %a = load i32, ptr %src, align 1
100 %bswap = call i32 @llvm.bswap.i32(i32 %a)
104 define i32 @var_load_bswap_i32_extrause(ptr %src, ptr %clobberdst) {
105 ; ALL-LABEL: 'var_load_bswap_i32_extrause'
106 ; ALL-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %a = load i32, ptr %src, align 1
107 ; ALL-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %bswap = call i32 @llvm.bswap.i32(i32 %a)
108 ; ALL-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %a2 = shl i32 %a, 2
109 ; ALL-NEXT: Cost Model: Found an estimated cost of 1 for instruction: store i32 %a2, ptr %clobberdst, align 1
110 ; ALL-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i32 %bswap
112 %a = load i32, ptr %src, align 1
113 %bswap = call i32 @llvm.bswap.i32(i32 %a)
115 %a2 = shl i32 %a, 2 ; incur an extra use to the load
116 store i32 %a2, ptr %clobberdst, align 1
121 define i64 @var_load_bswap_i64(ptr %src) {
122 ; X64-LABEL: 'var_load_bswap_i64'
123 ; X64-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %a = load i64, ptr %src, align 1
124 ; X64-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %bswap = call i64 @llvm.bswap.i64(i64 %a)
125 ; X64-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i64 %bswap
127 ; X64-MOVBE-LABEL: 'var_load_bswap_i64'
128 ; X64-MOVBE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %a = load i64, ptr %src, align 1
129 ; X64-MOVBE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %bswap = call i64 @llvm.bswap.i64(i64 %a)
130 ; X64-MOVBE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i64 %bswap
132 ; X64-FASTMOVBE-LABEL: 'var_load_bswap_i64'
133 ; X64-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %a = load i64, ptr %src, align 1
134 ; X64-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %bswap = call i64 @llvm.bswap.i64(i64 %a)
135 ; X64-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i64 %bswap
137 ; X32-LABEL: 'var_load_bswap_i64'
138 ; X32-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %a = load i64, ptr %src, align 1
139 ; X32-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %bswap = call i64 @llvm.bswap.i64(i64 %a)
140 ; X32-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i64 %bswap
142 ; X32-MOVBE-LABEL: 'var_load_bswap_i64'
143 ; X32-MOVBE-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %a = load i64, ptr %src, align 1
144 ; X32-MOVBE-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %bswap = call i64 @llvm.bswap.i64(i64 %a)
145 ; X32-MOVBE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i64 %bswap
147 ; X32-FASTMOVBE-LABEL: 'var_load_bswap_i64'
148 ; X32-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %a = load i64, ptr %src, align 1
149 ; X32-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %bswap = call i64 @llvm.bswap.i64(i64 %a)
150 ; X32-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i64 %bswap
152 %a = load i64, ptr %src, align 1
153 %bswap = call i64 @llvm.bswap.i64(i64 %a)
157 define i64 @var_load_bswap_i64_extrause(ptr %src, ptr %clobberdst) {
158 ; X64-LABEL: 'var_load_bswap_i64_extrause'
159 ; X64-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %a = load i64, ptr %src, align 1
160 ; X64-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %bswap = call i64 @llvm.bswap.i64(i64 %a)
161 ; X64-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %a2 = shl i64 %a, 2
162 ; X64-NEXT: Cost Model: Found an estimated cost of 1 for instruction: store i64 %a2, ptr %clobberdst, align 1
163 ; X64-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i64 %bswap
165 ; X64-MOVBE-LABEL: 'var_load_bswap_i64_extrause'
166 ; X64-MOVBE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %a = load i64, ptr %src, align 1
167 ; X64-MOVBE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %bswap = call i64 @llvm.bswap.i64(i64 %a)
168 ; X64-MOVBE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %a2 = shl i64 %a, 2
169 ; X64-MOVBE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: store i64 %a2, ptr %clobberdst, align 1
170 ; X64-MOVBE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i64 %bswap
172 ; X64-FASTMOVBE-LABEL: 'var_load_bswap_i64_extrause'
173 ; X64-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %a = load i64, ptr %src, align 1
174 ; X64-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %bswap = call i64 @llvm.bswap.i64(i64 %a)
175 ; X64-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %a2 = shl i64 %a, 2
176 ; X64-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: store i64 %a2, ptr %clobberdst, align 1
177 ; X64-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i64 %bswap
179 ; X32-LABEL: 'var_load_bswap_i64_extrause'
180 ; X32-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %a = load i64, ptr %src, align 1
181 ; X32-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %bswap = call i64 @llvm.bswap.i64(i64 %a)
182 ; X32-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %a2 = shl i64 %a, 2
183 ; X32-NEXT: Cost Model: Found an estimated cost of 2 for instruction: store i64 %a2, ptr %clobberdst, align 1
184 ; X32-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i64 %bswap
186 ; X32-MOVBE-LABEL: 'var_load_bswap_i64_extrause'
187 ; X32-MOVBE-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %a = load i64, ptr %src, align 1
188 ; X32-MOVBE-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %bswap = call i64 @llvm.bswap.i64(i64 %a)
189 ; X32-MOVBE-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %a2 = shl i64 %a, 2
190 ; X32-MOVBE-NEXT: Cost Model: Found an estimated cost of 2 for instruction: store i64 %a2, ptr %clobberdst, align 1
191 ; X32-MOVBE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i64 %bswap
193 ; X32-FASTMOVBE-LABEL: 'var_load_bswap_i64_extrause'
194 ; X32-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %a = load i64, ptr %src, align 1
195 ; X32-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %bswap = call i64 @llvm.bswap.i64(i64 %a)
196 ; X32-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %a2 = shl i64 %a, 2
197 ; X32-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 2 for instruction: store i64 %a2, ptr %clobberdst, align 1
198 ; X32-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i64 %bswap
200 %a = load i64, ptr %src, align 1
201 %bswap = call i64 @llvm.bswap.i64(i64 %a)
203 %a2 = shl i64 %a, 2 ; incur an extra use to the load
204 store i64 %a2, ptr %clobberdst, align 1
209 define i128 @var_load_bswap_i128(ptr %src) {
210 ; X64-LABEL: 'var_load_bswap_i128'
211 ; X64-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %a = load i128, ptr %src, align 1
212 ; X64-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %bswap = call i128 @llvm.bswap.i128(i128 %a)
213 ; X64-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i128 %bswap
215 ; X64-MOVBE-LABEL: 'var_load_bswap_i128'
216 ; X64-MOVBE-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %a = load i128, ptr %src, align 1
217 ; X64-MOVBE-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %bswap = call i128 @llvm.bswap.i128(i128 %a)
218 ; X64-MOVBE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i128 %bswap
220 ; X64-FASTMOVBE-LABEL: 'var_load_bswap_i128'
221 ; X64-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %a = load i128, ptr %src, align 1
222 ; X64-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %bswap = call i128 @llvm.bswap.i128(i128 %a)
223 ; X64-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i128 %bswap
225 ; X32-LABEL: 'var_load_bswap_i128'
226 ; X32-NEXT: Cost Model: Found an estimated cost of 4 for instruction: %a = load i128, ptr %src, align 1
227 ; X32-NEXT: Cost Model: Found an estimated cost of 4 for instruction: %bswap = call i128 @llvm.bswap.i128(i128 %a)
228 ; X32-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i128 %bswap
230 ; X32-MOVBE-LABEL: 'var_load_bswap_i128'
231 ; X32-MOVBE-NEXT: Cost Model: Found an estimated cost of 4 for instruction: %a = load i128, ptr %src, align 1
232 ; X32-MOVBE-NEXT: Cost Model: Found an estimated cost of 4 for instruction: %bswap = call i128 @llvm.bswap.i128(i128 %a)
233 ; X32-MOVBE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i128 %bswap
235 ; X32-FASTMOVBE-LABEL: 'var_load_bswap_i128'
236 ; X32-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 4 for instruction: %a = load i128, ptr %src, align 1
237 ; X32-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: %bswap = call i128 @llvm.bswap.i128(i128 %a)
238 ; X32-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i128 %bswap
240 %a = load i128, ptr %src, align 1
241 %bswap = call i128 @llvm.bswap.i128(i128 %a)
245 define i128 @var_load_bswap_i128_extrause(ptr %src, ptr %clobberdst) {
246 ; X64-LABEL: 'var_load_bswap_i128_extrause'
247 ; X64-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %a = load i128, ptr %src, align 1
248 ; X64-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %bswap = call i128 @llvm.bswap.i128(i128 %a)
249 ; X64-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %a2 = shl i128 %a, 2
250 ; X64-NEXT: Cost Model: Found an estimated cost of 2 for instruction: store i128 %a2, ptr %clobberdst, align 1
251 ; X64-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i128 %bswap
253 ; X64-MOVBE-LABEL: 'var_load_bswap_i128_extrause'
254 ; X64-MOVBE-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %a = load i128, ptr %src, align 1
255 ; X64-MOVBE-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %bswap = call i128 @llvm.bswap.i128(i128 %a)
256 ; X64-MOVBE-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %a2 = shl i128 %a, 2
257 ; X64-MOVBE-NEXT: Cost Model: Found an estimated cost of 2 for instruction: store i128 %a2, ptr %clobberdst, align 1
258 ; X64-MOVBE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i128 %bswap
260 ; X64-FASTMOVBE-LABEL: 'var_load_bswap_i128_extrause'
261 ; X64-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %a = load i128, ptr %src, align 1
262 ; X64-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %bswap = call i128 @llvm.bswap.i128(i128 %a)
263 ; X64-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %a2 = shl i128 %a, 2
264 ; X64-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 2 for instruction: store i128 %a2, ptr %clobberdst, align 1
265 ; X64-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i128 %bswap
267 ; X32-LABEL: 'var_load_bswap_i128_extrause'
268 ; X32-NEXT: Cost Model: Found an estimated cost of 4 for instruction: %a = load i128, ptr %src, align 1
269 ; X32-NEXT: Cost Model: Found an estimated cost of 4 for instruction: %bswap = call i128 @llvm.bswap.i128(i128 %a)
270 ; X32-NEXT: Cost Model: Found an estimated cost of 4 for instruction: %a2 = shl i128 %a, 2
271 ; X32-NEXT: Cost Model: Found an estimated cost of 4 for instruction: store i128 %a2, ptr %clobberdst, align 1
272 ; X32-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i128 %bswap
274 ; X32-MOVBE-LABEL: 'var_load_bswap_i128_extrause'
275 ; X32-MOVBE-NEXT: Cost Model: Found an estimated cost of 4 for instruction: %a = load i128, ptr %src, align 1
276 ; X32-MOVBE-NEXT: Cost Model: Found an estimated cost of 4 for instruction: %bswap = call i128 @llvm.bswap.i128(i128 %a)
277 ; X32-MOVBE-NEXT: Cost Model: Found an estimated cost of 4 for instruction: %a2 = shl i128 %a, 2
278 ; X32-MOVBE-NEXT: Cost Model: Found an estimated cost of 4 for instruction: store i128 %a2, ptr %clobberdst, align 1
279 ; X32-MOVBE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i128 %bswap
281 ; X32-FASTMOVBE-LABEL: 'var_load_bswap_i128_extrause'
282 ; X32-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 4 for instruction: %a = load i128, ptr %src, align 1
283 ; X32-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 4 for instruction: %bswap = call i128 @llvm.bswap.i128(i128 %a)
284 ; X32-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 4 for instruction: %a2 = shl i128 %a, 2
285 ; X32-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 4 for instruction: store i128 %a2, ptr %clobberdst, align 1
286 ; X32-FASTMOVBE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i128 %bswap
288 %a = load i128, ptr %src, align 1
289 %bswap = call i128 @llvm.bswap.i128(i128 %a)
291 %a2 = shl i128 %a, 2 ; incur an extra use to the load
292 store i128 %a2, ptr %clobberdst, align 1