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[RISCV][GISel] Legalize G_BITREVERSE.
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‎llvm/lib/Target/RISCV/GISel/RISCVLegalizerInfo.cpp

Lines changed: 3 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -76,7 +76,9 @@ RISCVLegalizerInfo::RISCVLegalizerInfo(const RISCVSubtarget &ST) {
7676
.clampScalar(BigTyIdx, sXLen, sXLen);
7777
}
7878

79-
getActionDefinitionsBuilder(G_BSWAP).maxScalar(0, sXLen).lower();
79+
getActionDefinitionsBuilder({G_BSWAP, G_BITREVERSE})
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.maxScalar(0, sXLen)
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.lower();
8082

8183
getActionDefinitionsBuilder({G_CONSTANT, G_IMPLICIT_DEF})
8284
.legalFor({s32, sXLen, p0})

‎llvm/test/CodeGen/RISCV/GlobalISel/legalizer/rv32/legalize-bitreverse.mir

Lines changed: 250 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,250 @@
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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 3
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# RUN: llc -mtriple=riscv32 -run-pass=legalizer %s -o - | FileCheck %s
3+
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---
5+
name: bitreverse_i8
6+
body: |
7+
bb.1:
8+
liveins: $x10
9+
10+
; CHECK-LABEL: name: bitreverse_i8
11+
; CHECK: liveins: $x10
12+
; CHECK-NEXT: {{ $}}
13+
; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $x10
14+
; CHECK-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 0
15+
; CHECK-NEXT: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY]], [[C]](s32)
16+
; CHECK-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 255
17+
; CHECK-NEXT: [[AND:%[0-9]+]]:_(s32) = G_AND [[COPY]], [[C1]]
18+
; CHECK-NEXT: [[LSHR:%[0-9]+]]:_(s32) = G_LSHR [[AND]], [[C]](s32)
19+
; CHECK-NEXT: [[OR:%[0-9]+]]:_(s32) = G_OR [[LSHR]], [[SHL]]
20+
; CHECK-NEXT: [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 4
21+
; CHECK-NEXT: [[C3:%[0-9]+]]:_(s32) = G_CONSTANT i32 -16
22+
; CHECK-NEXT: [[AND1:%[0-9]+]]:_(s32) = G_AND [[OR]], [[C3]]
23+
; CHECK-NEXT: [[C4:%[0-9]+]]:_(s32) = G_CONSTANT i32 255
24+
; CHECK-NEXT: [[AND2:%[0-9]+]]:_(s32) = G_AND [[AND1]], [[C4]]
25+
; CHECK-NEXT: [[LSHR1:%[0-9]+]]:_(s32) = G_LSHR [[AND2]], [[C2]](s32)
26+
; CHECK-NEXT: [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[OR]], [[C2]](s32)
27+
; CHECK-NEXT: [[AND3:%[0-9]+]]:_(s32) = G_AND [[SHL1]], [[C3]]
28+
; CHECK-NEXT: [[OR1:%[0-9]+]]:_(s32) = G_OR [[LSHR1]], [[AND3]]
29+
; CHECK-NEXT: [[C5:%[0-9]+]]:_(s32) = G_CONSTANT i32 2
30+
; CHECK-NEXT: [[C6:%[0-9]+]]:_(s32) = G_CONSTANT i32 -52
31+
; CHECK-NEXT: [[AND4:%[0-9]+]]:_(s32) = G_AND [[OR1]], [[C6]]
32+
; CHECK-NEXT: [[C7:%[0-9]+]]:_(s32) = G_CONSTANT i32 255
33+
; CHECK-NEXT: [[AND5:%[0-9]+]]:_(s32) = G_AND [[AND4]], [[C7]]
34+
; CHECK-NEXT: [[LSHR2:%[0-9]+]]:_(s32) = G_LSHR [[AND5]], [[C5]](s32)
35+
; CHECK-NEXT: [[SHL2:%[0-9]+]]:_(s32) = G_SHL [[OR1]], [[C5]](s32)
36+
; CHECK-NEXT: [[AND6:%[0-9]+]]:_(s32) = G_AND [[SHL2]], [[C6]]
37+
; CHECK-NEXT: [[OR2:%[0-9]+]]:_(s32) = G_OR [[LSHR2]], [[AND6]]
38+
; CHECK-NEXT: [[C8:%[0-9]+]]:_(s32) = G_CONSTANT i32 1
39+
; CHECK-NEXT: [[C9:%[0-9]+]]:_(s32) = G_CONSTANT i32 -86
40+
; CHECK-NEXT: [[AND7:%[0-9]+]]:_(s32) = G_AND [[OR2]], [[C9]]
41+
; CHECK-NEXT: [[C10:%[0-9]+]]:_(s32) = G_CONSTANT i32 255
42+
; CHECK-NEXT: [[AND8:%[0-9]+]]:_(s32) = G_AND [[AND7]], [[C10]]
43+
; CHECK-NEXT: [[LSHR3:%[0-9]+]]:_(s32) = G_LSHR [[AND8]], [[C8]](s32)
44+
; CHECK-NEXT: [[SHL3:%[0-9]+]]:_(s32) = G_SHL [[OR2]], [[C8]](s32)
45+
; CHECK-NEXT: [[AND9:%[0-9]+]]:_(s32) = G_AND [[SHL3]], [[C9]]
46+
; CHECK-NEXT: [[OR3:%[0-9]+]]:_(s32) = G_OR [[LSHR3]], [[AND9]]
47+
; CHECK-NEXT: $x10 = COPY [[OR3]](s32)
48+
; CHECK-NEXT: PseudoRET implicit $x10
49+
%1:_(s32) = COPY $x10
50+
%0:_(s8) = G_TRUNC %1(s32)
51+
%2:_(s8) = G_BITREVERSE %0
52+
%3:_(s32) = G_ANYEXT %2(s8)
53+
$x10 = COPY %3(s32)
54+
PseudoRET implicit $x10
55+
56+
...
57+
---
58+
name: bitreverse_i16
59+
body: |
60+
bb.1:
61+
liveins: $x10
62+
63+
; CHECK-LABEL: name: bitreverse_i16
64+
; CHECK: liveins: $x10
65+
; CHECK-NEXT: {{ $}}
66+
; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $x10
67+
; CHECK-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 8
68+
; CHECK-NEXT: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY]], [[C]](s32)
69+
; CHECK-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 65535
70+
; CHECK-NEXT: [[AND:%[0-9]+]]:_(s32) = G_AND [[COPY]], [[C1]]
71+
; CHECK-NEXT: [[LSHR:%[0-9]+]]:_(s32) = G_LSHR [[AND]], [[C]](s32)
72+
; CHECK-NEXT: [[OR:%[0-9]+]]:_(s32) = G_OR [[LSHR]], [[SHL]]
73+
; CHECK-NEXT: [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 4
74+
; CHECK-NEXT: [[C3:%[0-9]+]]:_(s32) = G_CONSTANT i32 -3856
75+
; CHECK-NEXT: [[AND1:%[0-9]+]]:_(s32) = G_AND [[OR]], [[C3]]
76+
; CHECK-NEXT: [[C4:%[0-9]+]]:_(s32) = G_CONSTANT i32 65535
77+
; CHECK-NEXT: [[AND2:%[0-9]+]]:_(s32) = G_AND [[AND1]], [[C4]]
78+
; CHECK-NEXT: [[LSHR1:%[0-9]+]]:_(s32) = G_LSHR [[AND2]], [[C2]](s32)
79+
; CHECK-NEXT: [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[OR]], [[C2]](s32)
80+
; CHECK-NEXT: [[AND3:%[0-9]+]]:_(s32) = G_AND [[SHL1]], [[C3]]
81+
; CHECK-NEXT: [[OR1:%[0-9]+]]:_(s32) = G_OR [[LSHR1]], [[AND3]]
82+
; CHECK-NEXT: [[C5:%[0-9]+]]:_(s32) = G_CONSTANT i32 2
83+
; CHECK-NEXT: [[C6:%[0-9]+]]:_(s32) = G_CONSTANT i32 -13108
84+
; CHECK-NEXT: [[AND4:%[0-9]+]]:_(s32) = G_AND [[OR1]], [[C6]]
85+
; CHECK-NEXT: [[C7:%[0-9]+]]:_(s32) = G_CONSTANT i32 65535
86+
; CHECK-NEXT: [[AND5:%[0-9]+]]:_(s32) = G_AND [[AND4]], [[C7]]
87+
; CHECK-NEXT: [[LSHR2:%[0-9]+]]:_(s32) = G_LSHR [[AND5]], [[C5]](s32)
88+
; CHECK-NEXT: [[SHL2:%[0-9]+]]:_(s32) = G_SHL [[OR1]], [[C5]](s32)
89+
; CHECK-NEXT: [[AND6:%[0-9]+]]:_(s32) = G_AND [[SHL2]], [[C6]]
90+
; CHECK-NEXT: [[OR2:%[0-9]+]]:_(s32) = G_OR [[LSHR2]], [[AND6]]
91+
; CHECK-NEXT: [[C8:%[0-9]+]]:_(s32) = G_CONSTANT i32 1
92+
; CHECK-NEXT: [[C9:%[0-9]+]]:_(s32) = G_CONSTANT i32 -21846
93+
; CHECK-NEXT: [[AND7:%[0-9]+]]:_(s32) = G_AND [[OR2]], [[C9]]
94+
; CHECK-NEXT: [[C10:%[0-9]+]]:_(s32) = G_CONSTANT i32 65535
95+
; CHECK-NEXT: [[AND8:%[0-9]+]]:_(s32) = G_AND [[AND7]], [[C10]]
96+
; CHECK-NEXT: [[LSHR3:%[0-9]+]]:_(s32) = G_LSHR [[AND8]], [[C8]](s32)
97+
; CHECK-NEXT: [[SHL3:%[0-9]+]]:_(s32) = G_SHL [[OR2]], [[C8]](s32)
98+
; CHECK-NEXT: [[AND9:%[0-9]+]]:_(s32) = G_AND [[SHL3]], [[C9]]
99+
; CHECK-NEXT: [[OR3:%[0-9]+]]:_(s32) = G_OR [[LSHR3]], [[AND9]]
100+
; CHECK-NEXT: $x10 = COPY [[OR3]](s32)
101+
; CHECK-NEXT: PseudoRET implicit $x10
102+
%1:_(s32) = COPY $x10
103+
%0:_(s16) = G_TRUNC %1(s32)
104+
%2:_(s16) = G_BITREVERSE %0
105+
%3:_(s32) = G_ANYEXT %2(s16)
106+
$x10 = COPY %3(s32)
107+
PseudoRET implicit $x10
108+
109+
...
110+
---
111+
name: bitreverse_i32
112+
body: |
113+
bb.1:
114+
liveins: $x10
115+
116+
; CHECK-LABEL: name: bitreverse_i32
117+
; CHECK: liveins: $x10
118+
; CHECK-NEXT: {{ $}}
119+
; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $x10
120+
; CHECK-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 24
121+
; CHECK-NEXT: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY]], [[C]](s32)
122+
; CHECK-NEXT: [[LSHR:%[0-9]+]]:_(s32) = G_LSHR [[COPY]], [[C]](s32)
123+
; CHECK-NEXT: [[OR:%[0-9]+]]:_(s32) = G_OR [[LSHR]], [[SHL]]
124+
; CHECK-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 65280
125+
; CHECK-NEXT: [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 8
126+
; CHECK-NEXT: [[AND:%[0-9]+]]:_(s32) = G_AND [[COPY]], [[C1]]
127+
; CHECK-NEXT: [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[AND]], [[C2]](s32)
128+
; CHECK-NEXT: [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
129+
; CHECK-NEXT: [[LSHR1:%[0-9]+]]:_(s32) = G_LSHR [[COPY]], [[C2]](s32)
130+
; CHECK-NEXT: [[AND1:%[0-9]+]]:_(s32) = G_AND [[LSHR1]], [[C1]]
131+
; CHECK-NEXT: [[OR2:%[0-9]+]]:_(s32) = G_OR [[OR1]], [[AND1]]
132+
; CHECK-NEXT: [[C3:%[0-9]+]]:_(s32) = G_CONSTANT i32 4
133+
; CHECK-NEXT: [[C4:%[0-9]+]]:_(s32) = G_CONSTANT i32 -252645136
134+
; CHECK-NEXT: [[AND2:%[0-9]+]]:_(s32) = G_AND [[OR2]], [[C4]]
135+
; CHECK-NEXT: [[LSHR2:%[0-9]+]]:_(s32) = G_LSHR [[AND2]], [[C3]](s32)
136+
; CHECK-NEXT: [[SHL2:%[0-9]+]]:_(s32) = G_SHL [[OR2]], [[C3]](s32)
137+
; CHECK-NEXT: [[AND3:%[0-9]+]]:_(s32) = G_AND [[SHL2]], [[C4]]
138+
; CHECK-NEXT: [[OR3:%[0-9]+]]:_(s32) = G_OR [[LSHR2]], [[AND3]]
139+
; CHECK-NEXT: [[C5:%[0-9]+]]:_(s32) = G_CONSTANT i32 2
140+
; CHECK-NEXT: [[C6:%[0-9]+]]:_(s32) = G_CONSTANT i32 -858993460
141+
; CHECK-NEXT: [[AND4:%[0-9]+]]:_(s32) = G_AND [[OR3]], [[C6]]
142+
; CHECK-NEXT: [[LSHR3:%[0-9]+]]:_(s32) = G_LSHR [[AND4]], [[C5]](s32)
143+
; CHECK-NEXT: [[SHL3:%[0-9]+]]:_(s32) = G_SHL [[OR3]], [[C5]](s32)
144+
; CHECK-NEXT: [[AND5:%[0-9]+]]:_(s32) = G_AND [[SHL3]], [[C6]]
145+
; CHECK-NEXT: [[OR4:%[0-9]+]]:_(s32) = G_OR [[LSHR3]], [[AND5]]
146+
; CHECK-NEXT: [[C7:%[0-9]+]]:_(s32) = G_CONSTANT i32 1
147+
; CHECK-NEXT: [[C8:%[0-9]+]]:_(s32) = G_CONSTANT i32 -1431655766
148+
; CHECK-NEXT: [[AND6:%[0-9]+]]:_(s32) = G_AND [[OR4]], [[C8]]
149+
; CHECK-NEXT: [[LSHR4:%[0-9]+]]:_(s32) = G_LSHR [[AND6]], [[C7]](s32)
150+
; CHECK-NEXT: [[SHL4:%[0-9]+]]:_(s32) = G_SHL [[OR4]], [[C7]](s32)
151+
; CHECK-NEXT: [[AND7:%[0-9]+]]:_(s32) = G_AND [[SHL4]], [[C8]]
152+
; CHECK-NEXT: [[OR5:%[0-9]+]]:_(s32) = G_OR [[LSHR4]], [[AND7]]
153+
; CHECK-NEXT: $x10 = COPY [[OR5]](s32)
154+
; CHECK-NEXT: PseudoRET implicit $x10
155+
%0:_(s32) = COPY $x10
156+
%1:_(s32) = G_BITREVERSE %0
157+
$x10 = COPY %1(s32)
158+
PseudoRET implicit $x10
159+
160+
...
161+
---
162+
name: bitreverse_i64
163+
body: |
164+
bb.1:
165+
liveins: $x10, $x11
166+
167+
; CHECK-LABEL: name: bitreverse_i64
168+
; CHECK: liveins: $x10, $x11
169+
; CHECK-NEXT: {{ $}}
170+
; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $x10
171+
; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $x11
172+
; CHECK-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 24
173+
; CHECK-NEXT: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY1]], [[C]](s32)
174+
; CHECK-NEXT: [[LSHR:%[0-9]+]]:_(s32) = G_LSHR [[COPY1]], [[C]](s32)
175+
; CHECK-NEXT: [[OR:%[0-9]+]]:_(s32) = G_OR [[LSHR]], [[SHL]]
176+
; CHECK-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 65280
177+
; CHECK-NEXT: [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 8
178+
; CHECK-NEXT: [[AND:%[0-9]+]]:_(s32) = G_AND [[COPY1]], [[C1]]
179+
; CHECK-NEXT: [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[AND]], [[C2]](s32)
180+
; CHECK-NEXT: [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
181+
; CHECK-NEXT: [[LSHR1:%[0-9]+]]:_(s32) = G_LSHR [[COPY1]], [[C2]](s32)
182+
; CHECK-NEXT: [[AND1:%[0-9]+]]:_(s32) = G_AND [[LSHR1]], [[C1]]
183+
; CHECK-NEXT: [[OR2:%[0-9]+]]:_(s32) = G_OR [[OR1]], [[AND1]]
184+
; CHECK-NEXT: [[C3:%[0-9]+]]:_(s32) = G_CONSTANT i32 4
185+
; CHECK-NEXT: [[C4:%[0-9]+]]:_(s32) = G_CONSTANT i32 -252645136
186+
; CHECK-NEXT: [[AND2:%[0-9]+]]:_(s32) = G_AND [[OR2]], [[C4]]
187+
; CHECK-NEXT: [[LSHR2:%[0-9]+]]:_(s32) = G_LSHR [[AND2]], [[C3]](s32)
188+
; CHECK-NEXT: [[SHL2:%[0-9]+]]:_(s32) = G_SHL [[OR2]], [[C3]](s32)
189+
; CHECK-NEXT: [[AND3:%[0-9]+]]:_(s32) = G_AND [[SHL2]], [[C4]]
190+
; CHECK-NEXT: [[OR3:%[0-9]+]]:_(s32) = G_OR [[LSHR2]], [[AND3]]
191+
; CHECK-NEXT: [[C5:%[0-9]+]]:_(s32) = G_CONSTANT i32 2
192+
; CHECK-NEXT: [[C6:%[0-9]+]]:_(s32) = G_CONSTANT i32 -858993460
193+
; CHECK-NEXT: [[AND4:%[0-9]+]]:_(s32) = G_AND [[OR3]], [[C6]]
194+
; CHECK-NEXT: [[LSHR3:%[0-9]+]]:_(s32) = G_LSHR [[AND4]], [[C5]](s32)
195+
; CHECK-NEXT: [[SHL3:%[0-9]+]]:_(s32) = G_SHL [[OR3]], [[C5]](s32)
196+
; CHECK-NEXT: [[AND5:%[0-9]+]]:_(s32) = G_AND [[SHL3]], [[C6]]
197+
; CHECK-NEXT: [[OR4:%[0-9]+]]:_(s32) = G_OR [[LSHR3]], [[AND5]]
198+
; CHECK-NEXT: [[C7:%[0-9]+]]:_(s32) = G_CONSTANT i32 1
199+
; CHECK-NEXT: [[C8:%[0-9]+]]:_(s32) = G_CONSTANT i32 -1431655766
200+
; CHECK-NEXT: [[AND6:%[0-9]+]]:_(s32) = G_AND [[OR4]], [[C8]]
201+
; CHECK-NEXT: [[LSHR4:%[0-9]+]]:_(s32) = G_LSHR [[AND6]], [[C7]](s32)
202+
; CHECK-NEXT: [[SHL4:%[0-9]+]]:_(s32) = G_SHL [[OR4]], [[C7]](s32)
203+
; CHECK-NEXT: [[AND7:%[0-9]+]]:_(s32) = G_AND [[SHL4]], [[C8]]
204+
; CHECK-NEXT: [[OR5:%[0-9]+]]:_(s32) = G_OR [[LSHR4]], [[AND7]]
205+
; CHECK-NEXT: [[C9:%[0-9]+]]:_(s32) = G_CONSTANT i32 24
206+
; CHECK-NEXT: [[SHL5:%[0-9]+]]:_(s32) = G_SHL [[COPY]], [[C9]](s32)
207+
; CHECK-NEXT: [[LSHR5:%[0-9]+]]:_(s32) = G_LSHR [[COPY]], [[C9]](s32)
208+
; CHECK-NEXT: [[OR6:%[0-9]+]]:_(s32) = G_OR [[LSHR5]], [[SHL5]]
209+
; CHECK-NEXT: [[C10:%[0-9]+]]:_(s32) = G_CONSTANT i32 65280
210+
; CHECK-NEXT: [[C11:%[0-9]+]]:_(s32) = G_CONSTANT i32 8
211+
; CHECK-NEXT: [[AND8:%[0-9]+]]:_(s32) = G_AND [[COPY]], [[C10]]
212+
; CHECK-NEXT: [[SHL6:%[0-9]+]]:_(s32) = G_SHL [[AND8]], [[C11]](s32)
213+
; CHECK-NEXT: [[OR7:%[0-9]+]]:_(s32) = G_OR [[OR6]], [[SHL6]]
214+
; CHECK-NEXT: [[LSHR6:%[0-9]+]]:_(s32) = G_LSHR [[COPY]], [[C11]](s32)
215+
; CHECK-NEXT: [[AND9:%[0-9]+]]:_(s32) = G_AND [[LSHR6]], [[C10]]
216+
; CHECK-NEXT: [[OR8:%[0-9]+]]:_(s32) = G_OR [[OR7]], [[AND9]]
217+
; CHECK-NEXT: [[C12:%[0-9]+]]:_(s32) = G_CONSTANT i32 4
218+
; CHECK-NEXT: [[C13:%[0-9]+]]:_(s32) = G_CONSTANT i32 -252645136
219+
; CHECK-NEXT: [[AND10:%[0-9]+]]:_(s32) = G_AND [[OR8]], [[C13]]
220+
; CHECK-NEXT: [[LSHR7:%[0-9]+]]:_(s32) = G_LSHR [[AND10]], [[C12]](s32)
221+
; CHECK-NEXT: [[SHL7:%[0-9]+]]:_(s32) = G_SHL [[OR8]], [[C12]](s32)
222+
; CHECK-NEXT: [[AND11:%[0-9]+]]:_(s32) = G_AND [[SHL7]], [[C13]]
223+
; CHECK-NEXT: [[OR9:%[0-9]+]]:_(s32) = G_OR [[LSHR7]], [[AND11]]
224+
; CHECK-NEXT: [[C14:%[0-9]+]]:_(s32) = G_CONSTANT i32 2
225+
; CHECK-NEXT: [[C15:%[0-9]+]]:_(s32) = G_CONSTANT i32 -858993460
226+
; CHECK-NEXT: [[AND12:%[0-9]+]]:_(s32) = G_AND [[OR9]], [[C15]]
227+
; CHECK-NEXT: [[LSHR8:%[0-9]+]]:_(s32) = G_LSHR [[AND12]], [[C14]](s32)
228+
; CHECK-NEXT: [[SHL8:%[0-9]+]]:_(s32) = G_SHL [[OR9]], [[C14]](s32)
229+
; CHECK-NEXT: [[AND13:%[0-9]+]]:_(s32) = G_AND [[SHL8]], [[C15]]
230+
; CHECK-NEXT: [[OR10:%[0-9]+]]:_(s32) = G_OR [[LSHR8]], [[AND13]]
231+
; CHECK-NEXT: [[C16:%[0-9]+]]:_(s32) = G_CONSTANT i32 1
232+
; CHECK-NEXT: [[C17:%[0-9]+]]:_(s32) = G_CONSTANT i32 -1431655766
233+
; CHECK-NEXT: [[AND14:%[0-9]+]]:_(s32) = G_AND [[OR10]], [[C17]]
234+
; CHECK-NEXT: [[LSHR9:%[0-9]+]]:_(s32) = G_LSHR [[AND14]], [[C16]](s32)
235+
; CHECK-NEXT: [[SHL9:%[0-9]+]]:_(s32) = G_SHL [[OR10]], [[C16]](s32)
236+
; CHECK-NEXT: [[AND15:%[0-9]+]]:_(s32) = G_AND [[SHL9]], [[C17]]
237+
; CHECK-NEXT: [[OR11:%[0-9]+]]:_(s32) = G_OR [[LSHR9]], [[AND15]]
238+
; CHECK-NEXT: $x10 = COPY [[OR5]](s32)
239+
; CHECK-NEXT: $x11 = COPY [[OR11]](s32)
240+
; CHECK-NEXT: PseudoRET implicit $x10, implicit $x11
241+
%1:_(s32) = COPY $x10
242+
%2:_(s32) = COPY $x11
243+
%0:_(s64) = G_MERGE_VALUES %1(s32), %2(s32)
244+
%3:_(s64) = G_BITREVERSE %0
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%4:_(s32), %5:_(s32) = G_UNMERGE_VALUES %3(s64)
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$x10 = COPY %4(s32)
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$x11 = COPY %5(s32)
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PseudoRET implicit $x10, implicit $x11
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...

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