1 # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
2 # RUN: llc -mtriple=mipsel-linux-gnu -run-pass=legalizer -verify-machineinstrs %s -o - | FileCheck %s -check-prefixes=MIPS32
3 # RUN: llc -mtriple=mipsel-linux-gnu -run-pass=legalizer -mattr=+mips32r2 -verify-machineinstrs %s -o - | FileCheck %s -check-prefixes=MIPS32R2
6 define void @bswap_i32() { entry: ret void }
7 define void @bswap_i64() { entry: ret void }
13 tracksRegLiveness: true
18 ; MIPS32-LABEL: name: bswap_i32
19 ; MIPS32: liveins: $a0
20 ; MIPS32: [[COPY:%[0-9]+]]:_(s32) = COPY $a0
21 ; MIPS32: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 24
22 ; MIPS32: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY]], [[C]](s32)
23 ; MIPS32: [[LSHR:%[0-9]+]]:_(s32) = G_LSHR [[COPY]], [[C]](s32)
24 ; MIPS32: [[OR:%[0-9]+]]:_(s32) = G_OR [[LSHR]], [[SHL]]
25 ; MIPS32: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 65280
26 ; MIPS32: [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 8
27 ; MIPS32: [[AND:%[0-9]+]]:_(s32) = G_AND [[COPY]], [[C1]]
28 ; MIPS32: [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[AND]], [[C2]](s32)
29 ; MIPS32: [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
30 ; MIPS32: [[LSHR1:%[0-9]+]]:_(s32) = G_LSHR [[COPY]], [[C2]](s32)
31 ; MIPS32: [[AND1:%[0-9]+]]:_(s32) = G_AND [[LSHR1]], [[C1]]
32 ; MIPS32: [[OR2:%[0-9]+]]:_(s32) = G_OR [[OR1]], [[AND1]]
33 ; MIPS32: $v0 = COPY [[OR2]](s32)
34 ; MIPS32: RetRA implicit $v0
35 ; MIPS32R2-LABEL: name: bswap_i32
36 ; MIPS32R2: liveins: $a0
37 ; MIPS32R2: [[COPY:%[0-9]+]]:_(s32) = COPY $a0
38 ; MIPS32R2: [[BSWAP:%[0-9]+]]:_(s32) = G_BSWAP [[COPY]]
39 ; MIPS32R2: $v0 = COPY [[BSWAP]](s32)
40 ; MIPS32R2: RetRA implicit $v0
42 %1:_(s32) = G_BSWAP %0
50 tracksRegLiveness: true
55 ; MIPS32-LABEL: name: bswap_i64
56 ; MIPS32: liveins: $a0, $a1
57 ; MIPS32: [[COPY:%[0-9]+]]:_(s32) = COPY $a0
58 ; MIPS32: [[COPY1:%[0-9]+]]:_(s32) = COPY $a1
59 ; MIPS32: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 24
60 ; MIPS32: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY1]], [[C]](s32)
61 ; MIPS32: [[LSHR:%[0-9]+]]:_(s32) = G_LSHR [[COPY1]], [[C]](s32)
62 ; MIPS32: [[OR:%[0-9]+]]:_(s32) = G_OR [[LSHR]], [[SHL]]
63 ; MIPS32: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 65280
64 ; MIPS32: [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 8
65 ; MIPS32: [[AND:%[0-9]+]]:_(s32) = G_AND [[COPY1]], [[C1]]
66 ; MIPS32: [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[AND]], [[C2]](s32)
67 ; MIPS32: [[OR1:%[0-9]+]]:_(s32) = G_OR [[OR]], [[SHL1]]
68 ; MIPS32: [[LSHR1:%[0-9]+]]:_(s32) = G_LSHR [[COPY1]], [[C2]](s32)
69 ; MIPS32: [[AND1:%[0-9]+]]:_(s32) = G_AND [[LSHR1]], [[C1]]
70 ; MIPS32: [[OR2:%[0-9]+]]:_(s32) = G_OR [[OR1]], [[AND1]]
71 ; MIPS32: [[SHL2:%[0-9]+]]:_(s32) = G_SHL [[COPY]], [[C]](s32)
72 ; MIPS32: [[LSHR2:%[0-9]+]]:_(s32) = G_LSHR [[COPY]], [[C]](s32)
73 ; MIPS32: [[OR3:%[0-9]+]]:_(s32) = G_OR [[LSHR2]], [[SHL2]]
74 ; MIPS32: [[AND2:%[0-9]+]]:_(s32) = G_AND [[COPY]], [[C1]]
75 ; MIPS32: [[SHL3:%[0-9]+]]:_(s32) = G_SHL [[AND2]], [[C2]](s32)
76 ; MIPS32: [[OR4:%[0-9]+]]:_(s32) = G_OR [[OR3]], [[SHL3]]
77 ; MIPS32: [[LSHR3:%[0-9]+]]:_(s32) = G_LSHR [[COPY]], [[C2]](s32)
78 ; MIPS32: [[AND3:%[0-9]+]]:_(s32) = G_AND [[LSHR3]], [[C1]]
79 ; MIPS32: [[OR5:%[0-9]+]]:_(s32) = G_OR [[OR4]], [[AND3]]
80 ; MIPS32: $v0 = COPY [[OR2]](s32)
81 ; MIPS32: $v1 = COPY [[OR5]](s32)
82 ; MIPS32: RetRA implicit $v0, implicit $v1
83 ; MIPS32R2-LABEL: name: bswap_i64
84 ; MIPS32R2: liveins: $a0, $a1
85 ; MIPS32R2: [[COPY:%[0-9]+]]:_(s32) = COPY $a0
86 ; MIPS32R2: [[COPY1:%[0-9]+]]:_(s32) = COPY $a1
87 ; MIPS32R2: [[BSWAP:%[0-9]+]]:_(s32) = G_BSWAP [[COPY1]]
88 ; MIPS32R2: [[BSWAP1:%[0-9]+]]:_(s32) = G_BSWAP [[COPY]]
89 ; MIPS32R2: $v0 = COPY [[BSWAP]](s32)
90 ; MIPS32R2: $v1 = COPY [[BSWAP1]](s32)
91 ; MIPS32R2: RetRA implicit $v0, implicit $v1
94 %0:_(s64) = G_MERGE_VALUES %1(s32), %2(s32)
95 %3:_(s64) = G_BSWAP %0
96 %4:_(s32), %5:_(s32) = G_UNMERGE_VALUES %3(s64)
99 RetRA implicit $v0, implicit $v1