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llvm / llvm-project / llvm / e8fab0892f0fec0530fda89944e738522b340512 / . / test / CodeGen / AArch64 / GlobalISel / legalize-cttz.mir
blob: 94ac5146006b1662ae910655e25cae03634bf962 [file] [log] [blame]
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple=aarch64 -global-isel -verify-machineinstrs -run-pass=legalizer %s -o - | FileCheck %s
# RUN: llc -mtriple=aarch64 -global-isel -verify-machineinstrs -mattr=+cssc -run-pass=legalizer %s -o - | FileCheck %s --check-prefix=CHECK-CSSC
...
---
name: s8
tracksRegLiveness: true
body: |
bb.0:
liveins: $w0
; CHECK-LABEL: name: s8
; CHECK: liveins: $w0
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[DEF:%[0-9]+]]:_(s32) = G_IMPLICIT_DEF
; CHECK-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 256
; CHECK-NEXT: [[OR:%[0-9]+]]:_(s32) = G_OR [[DEF]], [[C]]
; CHECK-NEXT: [[BITREVERSE:%[0-9]+]]:_(s32) = G_BITREVERSE [[OR]]
; CHECK-NEXT: [[CTLZ:%[0-9]+]]:_(s32) = G_CTLZ [[BITREVERSE]](s32)
; CHECK-NEXT: $w0 = COPY [[CTLZ]](s32)
; CHECK-NEXT: RET_ReallyLR implicit $w0
;
; CHECK-CSSC-LABEL: name: s8
; CHECK-CSSC: liveins: $w0
; CHECK-CSSC-NEXT: {{ $}}
; CHECK-CSSC-NEXT: [[DEF:%[0-9]+]]:_(s32) = G_IMPLICIT_DEF
; CHECK-CSSC-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 256
; CHECK-CSSC-NEXT: [[OR:%[0-9]+]]:_(s32) = G_OR [[DEF]], [[C]]
; CHECK-CSSC-NEXT: [[CTTZ:%[0-9]+]]:_(s32) = G_CTTZ [[OR]](s32)
; CHECK-CSSC-NEXT: $w0 = COPY [[CTTZ]](s32)
; CHECK-CSSC-NEXT: RET_ReallyLR implicit $w0
%val:_(s8) = G_IMPLICIT_DEF
%cttz:_(s8) = G_CTTZ %val(s8)
%ext:_(s32) = G_ANYEXT %cttz(s8)
$w0 = COPY %ext(s32)
RET_ReallyLR implicit $w0
...
---
name: s16
tracksRegLiveness: true
body: |
bb.0:
liveins: $w0
; CHECK-LABEL: name: s16
; CHECK: liveins: $w0
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[DEF:%[0-9]+]]:_(s32) = G_IMPLICIT_DEF
; CHECK-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 65536
; CHECK-NEXT: [[OR:%[0-9]+]]:_(s32) = G_OR [[DEF]], [[C]]
; CHECK-NEXT: [[BITREVERSE:%[0-9]+]]:_(s32) = G_BITREVERSE [[OR]]
; CHECK-NEXT: [[CTLZ:%[0-9]+]]:_(s32) = G_CTLZ [[BITREVERSE]](s32)
; CHECK-NEXT: $w0 = COPY [[CTLZ]](s32)
; CHECK-NEXT: RET_ReallyLR implicit $w0
;
; CHECK-CSSC-LABEL: name: s16
; CHECK-CSSC: liveins: $w0
; CHECK-CSSC-NEXT: {{ $}}
; CHECK-CSSC-NEXT: [[DEF:%[0-9]+]]:_(s32) = G_IMPLICIT_DEF
; CHECK-CSSC-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 65536
; CHECK-CSSC-NEXT: [[OR:%[0-9]+]]:_(s32) = G_OR [[DEF]], [[C]]
; CHECK-CSSC-NEXT: [[CTTZ:%[0-9]+]]:_(s32) = G_CTTZ [[OR]](s32)
; CHECK-CSSC-NEXT: $w0 = COPY [[CTTZ]](s32)
; CHECK-CSSC-NEXT: RET_ReallyLR implicit $w0
%val:_(s16) = G_IMPLICIT_DEF
%cttz:_(s16) = G_CTTZ %val(s16)
%ext:_(s32) = G_ANYEXT %cttz(s16)
$w0 = COPY %ext(s32)
RET_ReallyLR implicit $w0
...
---
name: s32
alignment: 4
tracksRegLiveness: true
body: |
bb.0:
liveins: $w0
; CHECK-LABEL: name: s32
; CHECK: liveins: $w0
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: %val:_(s32) = COPY $w0
; CHECK-NEXT: [[BITREVERSE:%[0-9]+]]:_(s32) = G_BITREVERSE %val
; CHECK-NEXT: [[CTLZ:%[0-9]+]]:_(s32) = G_CTLZ [[BITREVERSE]](s32)
; CHECK-NEXT: $w0 = COPY [[CTLZ]](s32)
; CHECK-NEXT: RET_ReallyLR implicit $w0
;
; CHECK-CSSC-LABEL: name: s32
; CHECK-CSSC: liveins: $w0
; CHECK-CSSC-NEXT: {{ $}}
; CHECK-CSSC-NEXT: %val:_(s32) = COPY $w0
; CHECK-CSSC-NEXT: [[CTTZ:%[0-9]+]]:_(s32) = G_CTTZ %val(s32)
; CHECK-CSSC-NEXT: $w0 = COPY [[CTTZ]](s32)
; CHECK-CSSC-NEXT: RET_ReallyLR implicit $w0
%val:_(s32) = COPY $w0
%1:_(s32) = G_CTTZ %val(s32)
$w0 = COPY %1(s32)
RET_ReallyLR implicit $w0
...
---
name: s64
alignment: 4
tracksRegLiveness: true
body: |
bb.0:
liveins: $x0
; CHECK-LABEL: name: s64
; CHECK: liveins: $x0
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: %val:_(s64) = COPY $x0
; CHECK-NEXT: [[BITREVERSE:%[0-9]+]]:_(s64) = G_BITREVERSE %val
; CHECK-NEXT: [[CTLZ:%[0-9]+]]:_(s64) = G_CTLZ [[BITREVERSE]](s64)
; CHECK-NEXT: $x0 = COPY [[CTLZ]](s64)
; CHECK-NEXT: RET_ReallyLR implicit $x0
;
; CHECK-CSSC-LABEL: name: s64
; CHECK-CSSC: liveins: $x0
; CHECK-CSSC-NEXT: {{ $}}
; CHECK-CSSC-NEXT: %val:_(s64) = COPY $x0
; CHECK-CSSC-NEXT: [[CTTZ:%[0-9]+]]:_(s64) = G_CTTZ %val(s64)
; CHECK-CSSC-NEXT: $x0 = COPY [[CTTZ]](s64)
; CHECK-CSSC-NEXT: RET_ReallyLR implicit $x0
%val:_(s64) = COPY $x0
%1:_(s64) = G_CTTZ %val(s64)
$x0 = COPY %1(s64)
RET_ReallyLR implicit $x0
...
---
name: v4s32
alignment: 4
tracksRegLiveness: true
body: |
bb.0:
liveins: $q0
; CHECK-LABEL: name: v4s32
; CHECK: liveins: $q0
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: %val:_(<4 x s32>) = COPY $q0
; CHECK-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 -1
; CHECK-NEXT: [[BUILD_VECTOR:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[C]](s32), [[C]](s32), [[C]](s32), [[C]](s32)
; CHECK-NEXT: [[XOR:%[0-9]+]]:_(<4 x s32>) = G_XOR %val, [[BUILD_VECTOR]]
; CHECK-NEXT: [[ADD:%[0-9]+]]:_(<4 x s32>) = G_ADD %val, [[BUILD_VECTOR]]
; CHECK-NEXT: [[AND:%[0-9]+]]:_(<4 x s32>) = G_AND [[XOR]], [[ADD]]
; CHECK-NEXT: [[CTPOP:%[0-9]+]]:_(<4 x s32>) = G_CTPOP [[AND]](<4 x s32>)
; CHECK-NEXT: $q0 = COPY [[CTPOP]](<4 x s32>)
; CHECK-NEXT: RET_ReallyLR implicit $q0
;
; CHECK-CSSC-LABEL: name: v4s32
; CHECK-CSSC: liveins: $q0
; CHECK-CSSC-NEXT: {{ $}}
; CHECK-CSSC-NEXT: %val:_(<4 x s32>) = COPY $q0
; CHECK-CSSC-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 -1
; CHECK-CSSC-NEXT: [[BUILD_VECTOR:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[C]](s32), [[C]](s32), [[C]](s32), [[C]](s32)
; CHECK-CSSC-NEXT: [[XOR:%[0-9]+]]:_(<4 x s32>) = G_XOR %val, [[BUILD_VECTOR]]
; CHECK-CSSC-NEXT: [[ADD:%[0-9]+]]:_(<4 x s32>) = G_ADD %val, [[BUILD_VECTOR]]
; CHECK-CSSC-NEXT: [[AND:%[0-9]+]]:_(<4 x s32>) = G_AND [[XOR]], [[ADD]]
; CHECK-CSSC-NEXT: [[CTPOP:%[0-9]+]]:_(<4 x s32>) = G_CTPOP [[AND]](<4 x s32>)
; CHECK-CSSC-NEXT: $q0 = COPY [[CTPOP]](<4 x s32>)
; CHECK-CSSC-NEXT: RET_ReallyLR implicit $q0
%val:_(<4 x s32>) = COPY $q0
%1:_(<4 x s32>) = G_CTTZ %val(<4 x s32>)
$q0 = COPY %1(<4 x s32>)
RET_ReallyLR implicit $q0
...
---
name: s35
alignment: 4
tracksRegLiveness: true
body: |
bb.1:
liveins: $x0
; CHECK-LABEL: name: s35
; CHECK: liveins: $x0
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $x0
; CHECK-NEXT: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 34359738368
; CHECK-NEXT: [[OR:%[0-9]+]]:_(s64) = G_OR [[COPY]], [[C]]
; CHECK-NEXT: [[BITREVERSE:%[0-9]+]]:_(s64) = G_BITREVERSE [[OR]]
; CHECK-NEXT: [[CTLZ:%[0-9]+]]:_(s64) = G_CTLZ [[BITREVERSE]](s64)
; CHECK-NEXT: $x0 = COPY [[CTLZ]](s64)
; CHECK-NEXT: RET_ReallyLR implicit $x0
;
; CHECK-CSSC-LABEL: name: s35
; CHECK-CSSC: liveins: $x0
; CHECK-CSSC-NEXT: {{ $}}
; CHECK-CSSC-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $x0
; CHECK-CSSC-NEXT: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 34359738368
; CHECK-CSSC-NEXT: [[OR:%[0-9]+]]:_(s64) = G_OR [[COPY]], [[C]]
; CHECK-CSSC-NEXT: [[CTTZ:%[0-9]+]]:_(s64) = G_CTTZ [[OR]](s64)
; CHECK-CSSC-NEXT: $x0 = COPY [[CTTZ]](s64)
; CHECK-CSSC-NEXT: RET_ReallyLR implicit $x0
%1:_(s64) = COPY $x0
%0:_(s35) = G_TRUNC %1(s64)
%2:_(s35) = G_CTTZ %0(s35)
%3:_(s64) = G_ANYEXT %2(s35)
$x0 = COPY %3(s64)
RET_ReallyLR implicit $x0
...
---
name: s65
alignment: 4
tracksRegLiveness: true
body: |
bb.1:
liveins: $x0, $x1
; CHECK-LABEL: name: s65
; CHECK: liveins: $x0, $x1
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $x0
; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY $x1
; CHECK-NEXT: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
; CHECK-NEXT: [[C1:%[0-9]+]]:_(s64) = G_CONSTANT i64 2
; CHECK-NEXT: [[OR:%[0-9]+]]:_(s64) = G_OR [[COPY]], [[C]]
; CHECK-NEXT: [[OR1:%[0-9]+]]:_(s64) = G_OR [[COPY1]], [[C1]]
; CHECK-NEXT: [[ICMP:%[0-9]+]]:_(s32) = G_ICMP intpred(eq), [[OR]](s64), [[C]]
; CHECK-NEXT: [[BITREVERSE:%[0-9]+]]:_(s64) = G_BITREVERSE [[OR1]]
; CHECK-NEXT: [[CTLZ:%[0-9]+]]:_(s64) = G_CTLZ [[BITREVERSE]](s64)
; CHECK-NEXT: [[C2:%[0-9]+]]:_(s64) = G_CONSTANT i64 64
; CHECK-NEXT: [[UADDO:%[0-9]+]]:_(s64), [[UADDO1:%[0-9]+]]:_(s32) = G_UADDO [[CTLZ]], [[C2]]
; CHECK-NEXT: [[UADDE:%[0-9]+]]:_(s64), [[UADDE1:%[0-9]+]]:_(s32) = G_UADDE [[C]], [[C]], [[UADDO1]]
; CHECK-NEXT: [[BITREVERSE1:%[0-9]+]]:_(s64) = G_BITREVERSE [[OR]]
; CHECK-NEXT: [[CTLZ1:%[0-9]+]]:_(s64) = G_CTLZ [[BITREVERSE1]](s64)
; CHECK-NEXT: [[SELECT:%[0-9]+]]:_(s64) = G_SELECT [[ICMP]](s32), [[UADDO]], [[CTLZ1]]
; CHECK-NEXT: [[SELECT1:%[0-9]+]]:_(s64) = G_SELECT [[ICMP]](s32), [[UADDE]], [[C]]
; CHECK-NEXT: $x0 = COPY [[SELECT]](s64)
; CHECK-NEXT: $x1 = COPY [[SELECT1]](s64)
; CHECK-NEXT: RET_ReallyLR implicit $x0, implicit $x1
;
; CHECK-CSSC-LABEL: name: s65
; CHECK-CSSC: liveins: $x0, $x1
; CHECK-CSSC-NEXT: {{ $}}
; CHECK-CSSC-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $x0
; CHECK-CSSC-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY $x1
; CHECK-CSSC-NEXT: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
; CHECK-CSSC-NEXT: [[C1:%[0-9]+]]:_(s64) = G_CONSTANT i64 2
; CHECK-CSSC-NEXT: [[OR:%[0-9]+]]:_(s64) = G_OR [[COPY]], [[C]]
; CHECK-CSSC-NEXT: [[OR1:%[0-9]+]]:_(s64) = G_OR [[COPY1]], [[C1]]
; CHECK-CSSC-NEXT: [[ICMP:%[0-9]+]]:_(s32) = G_ICMP intpred(eq), [[OR]](s64), [[C]]
; CHECK-CSSC-NEXT: [[CTTZ:%[0-9]+]]:_(s64) = G_CTTZ [[OR1]](s64)
; CHECK-CSSC-NEXT: [[C2:%[0-9]+]]:_(s64) = G_CONSTANT i64 64
; CHECK-CSSC-NEXT: [[UADDO:%[0-9]+]]:_(s64), [[UADDO1:%[0-9]+]]:_(s32) = G_UADDO [[CTTZ]], [[C2]]
; CHECK-CSSC-NEXT: [[UADDE:%[0-9]+]]:_(s64), [[UADDE1:%[0-9]+]]:_(s32) = G_UADDE [[C]], [[C]], [[UADDO1]]
; CHECK-CSSC-NEXT: [[CTTZ1:%[0-9]+]]:_(s64) = G_CTTZ [[OR]](s64)
; CHECK-CSSC-NEXT: [[SELECT:%[0-9]+]]:_(s64) = G_SELECT [[ICMP]](s32), [[UADDO]], [[CTTZ1]]
; CHECK-CSSC-NEXT: [[SELECT1:%[0-9]+]]:_(s64) = G_SELECT [[ICMP]](s32), [[UADDE]], [[C]]
; CHECK-CSSC-NEXT: $x0 = COPY [[SELECT]](s64)
; CHECK-CSSC-NEXT: $x1 = COPY [[SELECT1]](s64)
; CHECK-CSSC-NEXT: RET_ReallyLR implicit $x0, implicit $x1
%1:_(s64) = COPY $x0
%2:_(s64) = COPY $x1
%3:_(s128) = G_MERGE_VALUES %1(s64), %2(s64)
%0:_(s65) = G_TRUNC %3(s128)
%4:_(s65) = G_CTTZ %0(s65)
%7:_(s128) = G_ANYEXT %4(s65)
%5:_(s64), %6:_(s64) = G_UNMERGE_VALUES %7(s128)
$x0 = COPY %5(s64)
$x1 = COPY %6(s64)
RET_ReallyLR implicit $x0, implicit $x1
...