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[NFC][AArch64] Add codegen tests for various csinc-cmp sequences.
This commit is contained in:
Pavel Iliin
parent
54bae34f81
commit
9eb4ffff25
313
test/CodeGen/AArch64/csinc-cmp-removal.mir
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313
test/CodeGen/AArch64/csinc-cmp-removal.mir
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@ -0,0 +1,313 @@
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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
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# RUN: llc -mtriple=aarch64 -run-pass=peephole-opt -verify-machineinstrs %s -o - | FileCheck %s
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---
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name: remove_subswr_after_csincwr
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tracksRegLiveness: true
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body: |
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; CHECK-LABEL: name: remove_subswr_after_csincwr
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; CHECK: bb.0:
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; CHECK: successors: %bb.1(0x40000000), %bb.2(0x40000000)
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; CHECK: liveins: $x1
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; CHECK: [[COPY:%[0-9]+]]:gpr64common = COPY $x1
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; CHECK: [[DEF:%[0-9]+]]:gpr64 = IMPLICIT_DEF
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; CHECK: [[SUBSXrr:%[0-9]+]]:gpr64 = SUBSXrr killed [[DEF]], [[COPY]], implicit-def $nzcv
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; CHECK: [[CSINCWr:%[0-9]+]]:gpr32common = CSINCWr $wzr, $wzr, 1, implicit $nzcv
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; CHECK: [[SUBSWri:%[0-9]+]]:gpr32 = SUBSWri killed [[CSINCWr]], 1, 0, implicit-def $nzcv
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; CHECK: Bcc 1, %bb.2, implicit $nzcv
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; CHECK: B %bb.1
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; CHECK: bb.1:
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; CHECK: successors: %bb.2(0x80000000)
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; CHECK: B %bb.2
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; CHECK: bb.2:
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; CHECK: RET_ReallyLR
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bb.0:
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liveins: $x1
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successors: %bb.1(0x40000000), %bb.2(0x40000000)
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%1:gpr64common = COPY $x1
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%2:gpr64 = IMPLICIT_DEF
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%3:gpr64 = SUBSXrr killed %2:gpr64, %1:gpr64common, implicit-def $nzcv
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%4:gpr32common = CSINCWr $wzr, $wzr, 1, implicit $nzcv
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%5:gpr32 = SUBSWri killed %4:gpr32common, 1, 0, implicit-def $nzcv
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Bcc 1, %bb.2, implicit $nzcv
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B %bb.1
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bb.1:
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successors: %bb.2(0x80000000)
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B %bb.2
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bb.2:
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RET_ReallyLR
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...
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---
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name: remove_subsxr_after_csincxr_invertcc
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tracksRegLiveness: true
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body: |
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; CHECK-LABEL: name: remove_subsxr_after_csincxr_invertcc
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; CHECK: bb.0:
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; CHECK: successors: %bb.1(0x40000000), %bb.2(0x40000000)
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; CHECK: liveins: $x1
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; CHECK: [[COPY:%[0-9]+]]:gpr64common = COPY $x1
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; CHECK: [[DEF:%[0-9]+]]:gpr64 = IMPLICIT_DEF
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; CHECK: [[SUBSXrr:%[0-9]+]]:gpr64 = SUBSXrr killed [[DEF]], [[COPY]], implicit-def $nzcv
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; CHECK: [[CSINCXr:%[0-9]+]]:gpr64common = CSINCXr $xzr, $xzr, 1, implicit $nzcv
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; CHECK: [[SUBSXri:%[0-9]+]]:gpr64 = SUBSXri killed [[CSINCXr]], 0, 0, implicit-def $nzcv
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; CHECK: Bcc 0, %bb.2, implicit $nzcv
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; CHECK: B %bb.1
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; CHECK: bb.1:
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; CHECK: successors: %bb.2(0x80000000)
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; CHECK: B %bb.2
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; CHECK: bb.2:
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; CHECK: RET_ReallyLR
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bb.0:
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liveins: $x1
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successors: %bb.1(0x40000000), %bb.2(0x40000000)
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%1:gpr64common = COPY $x1
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%2:gpr64 = IMPLICIT_DEF
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%3:gpr64 = SUBSXrr killed %2:gpr64, %1:gpr64common, implicit-def $nzcv
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%4:gpr64common = CSINCXr $xzr, $xzr, 1, implicit $nzcv
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%5:gpr64 = SUBSXri killed %4:gpr64common, 0, 0, implicit-def $nzcv
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Bcc 0, %bb.2, implicit $nzcv
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B %bb.1
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bb.1:
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successors: %bb.2(0x80000000)
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B %bb.2
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bb.2:
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RET_ReallyLR
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...
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---
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name: cflags_alive_in_succs
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tracksRegLiveness: true
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body: |
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; CHECK-LABEL: name: cflags_alive_in_succs
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; CHECK: bb.0:
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; CHECK: successors: %bb.1(0x40000000), %bb.2(0x40000000)
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; CHECK: liveins: $nzcv
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; CHECK: [[CSINCXr:%[0-9]+]]:gpr64common = CSINCXr $xzr, $xzr, 1, implicit $nzcv
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; CHECK: [[ADDSXri:%[0-9]+]]:gpr64 = ADDSXri killed [[CSINCXr]], 0, 0, implicit-def $nzcv
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; CHECK: Bcc 0, %bb.2, implicit $nzcv
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; CHECK: B %bb.1
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; CHECK: bb.1:
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; CHECK: successors: %bb.2(0x80000000)
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; CHECK: liveins: $nzcv
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; CHECK: B %bb.2
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; CHECK: bb.2:
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; CHECK: RET_ReallyLR
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bb.0:
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liveins: $nzcv
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successors: %bb.1(0x40000000), %bb.2(0x40000000)
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%1:gpr64common = CSINCXr $xzr, $xzr, 1, implicit $nzcv
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%2:gpr64 = ADDSXri killed %1:gpr64common, 0, 0, implicit-def $nzcv
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Bcc 0, %bb.2, implicit $nzcv
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B %bb.1
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bb.1:
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liveins: $nzcv
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successors: %bb.2(0x80000000)
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B %bb.2
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bb.2:
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RET_ReallyLR
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...
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---
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name: nz_used_after_cmp
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tracksRegLiveness: true
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body: |
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; CHECK-LABEL: name: nz_used_after_cmp
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; CHECK: bb.0:
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; CHECK: successors: %bb.1(0x40000000), %bb.2(0x40000000)
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; CHECK: liveins: $nzcv
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; CHECK: [[CSINCXr:%[0-9]+]]:gpr64common = CSINCXr $xzr, $xzr, 1, implicit $nzcv
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; CHECK: [[ADDSXri:%[0-9]+]]:gpr64 = ADDSXri killed [[CSINCXr]], 0, 0, implicit-def $nzcv
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; CHECK: Bcc 4, %bb.2, implicit $nzcv
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; CHECK: B %bb.1
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; CHECK: bb.1:
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; CHECK: successors: %bb.2(0x80000000)
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; CHECK: B %bb.2
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; CHECK: bb.2:
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; CHECK: RET_ReallyLR
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bb.0:
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liveins: $nzcv
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successors: %bb.1(0x40000000), %bb.2(0x40000000)
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%1:gpr64common = CSINCXr $xzr, $xzr, 1, implicit $nzcv
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%2:gpr64 = ADDSXri killed %1:gpr64common, 0, 0, implicit-def $nzcv
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Bcc 4, %bb.2, implicit $nzcv
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B %bb.1
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bb.1:
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successors: %bb.2(0x80000000)
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B %bb.2
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bb.2:
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RET_ReallyLR
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...
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---
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name: remove_addswr_after_csincwr_invertcc
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tracksRegLiveness: true
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body: |
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; CHECK-LABEL: name: remove_addswr_after_csincwr_invertcc
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; CHECK: bb.0:
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; CHECK: successors: %bb.1(0x40000000), %bb.2(0x40000000)
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; CHECK: liveins: $nzcv
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; CHECK: [[CSINCWr:%[0-9]+]]:gpr32common = CSINCWr $wzr, $wzr, 1, implicit $nzcv
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; CHECK: [[ADDSWri:%[0-9]+]]:gpr32 = ADDSWri killed [[CSINCWr]], 0, 0, implicit-def $nzcv
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; CHECK: Bcc 1, %bb.2, implicit $nzcv
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; CHECK: B %bb.1
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; CHECK: bb.1:
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; CHECK: successors: %bb.2(0x80000000)
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; CHECK: B %bb.2
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; CHECK: bb.2:
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; CHECK: RET_ReallyLR
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bb.0:
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liveins: $nzcv
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successors: %bb.1(0x40000000), %bb.2(0x40000000)
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%1:gpr32common = CSINCWr $wzr, $wzr, 1, implicit $nzcv
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%2:gpr32 = ADDSWri killed %1:gpr32common, 0, 0, implicit-def $nzcv
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Bcc 1, %bb.2, implicit $nzcv
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B %bb.1
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bb.1:
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successors: %bb.2(0x80000000)
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B %bb.2
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bb.2:
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RET_ReallyLR
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...
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---
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name: cv_used_after_cmp
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tracksRegLiveness: true
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body: |
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; CHECK-LABEL: name: cv_used_after_cmp
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; CHECK: bb.0:
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; CHECK: successors: %bb.1(0x40000000), %bb.2(0x40000000)
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; CHECK: liveins: $nzcv
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; CHECK: [[CSINCWr:%[0-9]+]]:gpr32common = CSINCWr $wzr, $wzr, 1, implicit $nzcv
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; CHECK: [[SUBSWri:%[0-9]+]]:gpr32 = SUBSWri killed [[CSINCWr]], 0, 0, implicit-def $nzcv
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; CHECK: Bcc 2, %bb.2, implicit $nzcv
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; CHECK: B %bb.1
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; CHECK: bb.1:
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; CHECK: successors: %bb.2(0x80000000)
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; CHECK: B %bb.2
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; CHECK: bb.2:
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; CHECK: RET_ReallyLR
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bb.0:
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liveins: $nzcv
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successors: %bb.1(0x40000000), %bb.2(0x40000000)
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%1:gpr32common = CSINCWr $wzr, $wzr, 1, implicit $nzcv
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%2:gpr32 = SUBSWri killed %1:gpr32common, 0, 0, implicit-def $nzcv
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Bcc 2, %bb.2, implicit $nzcv
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B %bb.1
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bb.1:
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successors: %bb.2(0x80000000)
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B %bb.2
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bb.2:
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RET_ReallyLR
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...
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---
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name: csinc_add0
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tracksRegLiveness: true
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body: |
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; CHECK-LABEL: name: csinc_add0
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; CHECK: bb.0:
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; CHECK: successors: %bb.1(0x40000000), %bb.2(0x40000000)
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; CHECK: liveins: $nzcv
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; CHECK: [[CSINCWr:%[0-9]+]]:gpr32common = CSINCWr $wzr, $wzr, 4, implicit $nzcv
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; CHECK: [[ADDSWri:%[0-9]+]]:gpr32 = ADDSWri killed [[CSINCWr]], 0, 0, implicit-def $nzcv
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; CHECK: Bcc 1, %bb.2, implicit $nzcv
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; CHECK: B %bb.1
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; CHECK: bb.1:
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; CHECK: successors: %bb.2(0x80000000)
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; CHECK: B %bb.2
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; CHECK: bb.2:
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; CHECK: RET_ReallyLR
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bb.0:
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liveins: $nzcv
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successors: %bb.1(0x40000000), %bb.2(0x40000000)
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%1:gpr32common = CSINCWr $wzr, $wzr, 4, implicit $nzcv
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%2:gpr32 = ADDSWri killed %1:gpr32common, 0, 0, implicit-def $nzcv
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Bcc 1, %bb.2, implicit $nzcv
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B %bb.1
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bb.1:
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successors: %bb.2(0x80000000)
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B %bb.2
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bb.2:
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RET_ReallyLR
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...
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---
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name: remove_subs1_after_csincN_invertcc
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tracksRegLiveness: true
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body: |
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; CHECK-LABEL: name: remove_subs1_after_csincN_invertcc
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; CHECK: bb.0:
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; CHECK: successors: %bb.1(0x40000000), %bb.2(0x40000000)
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; CHECK: liveins: $nzcv
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; CHECK: [[CSINCWr:%[0-9]+]]:gpr32common = CSINCWr $wzr, $wzr, 5, implicit $nzcv
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; CHECK: [[SUBSWri:%[0-9]+]]:gpr32 = SUBSWri killed [[CSINCWr]], 1, 0, implicit-def $nzcv
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; CHECK: Bcc 4, %bb.2, implicit $nzcv
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; CHECK: B %bb.1
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; CHECK: bb.1:
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; CHECK: successors: %bb.2(0x80000000)
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; CHECK: B %bb.2
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; CHECK: bb.2:
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; CHECK: RET_ReallyLR
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bb.0:
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liveins: $nzcv
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successors: %bb.1(0x40000000), %bb.2(0x40000000)
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%1:gpr32common = CSINCWr $wzr, $wzr, 5, implicit $nzcv
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%2:gpr32 = SUBSWri killed %1:gpr32common, 1, 0, implicit-def $nzcv
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Bcc 4, %bb.2, implicit $nzcv
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B %bb.1
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bb.1:
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successors: %bb.2(0x80000000)
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B %bb.2
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bb.2:
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RET_ReallyLR
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...
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---
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name: csinc_wrong_cc
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tracksRegLiveness: true
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body: |
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; CHECK-LABEL: name: csinc_wrong_cc
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; CHECK: bb.0:
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; CHECK: successors: %bb.1(0x40000000), %bb.2(0x40000000)
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; CHECK: liveins: $nzcv
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; CHECK: [[CSINCXr:%[0-9]+]]:gpr64common = CSINCXr $xzr, $xzr, 2, implicit $nzcv
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; CHECK: [[SUBSXri:%[0-9]+]]:gpr64 = SUBSXri killed [[CSINCXr]], 1, 0, implicit-def $nzcv
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; CHECK: Bcc 0, %bb.2, implicit $nzcv
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; CHECK: B %bb.1
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; CHECK: bb.1:
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; CHECK: successors: %bb.2(0x80000000)
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; CHECK: B %bb.2
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; CHECK: bb.2:
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; CHECK: RET_ReallyLR
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bb.0:
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liveins: $nzcv
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successors: %bb.1(0x40000000), %bb.2(0x40000000)
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%1:gpr64common = CSINCXr $xzr, $xzr, 2, implicit $nzcv
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%2:gpr64 = SUBSXri killed %1:gpr64common, 1, 0, implicit-def $nzcv
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Bcc 0, %bb.2, implicit $nzcv
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B %bb.1
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bb.1:
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successors: %bb.2(0x80000000)
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B %bb.2
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bb.2:
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RET_ReallyLR
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...
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