535 lines
14 KiB
YAML
535 lines
14 KiB
YAML
# RUN: llc -mtriple=aarch64--linux-gnu -mattr=+sve -run-pass=peephole-opt -verify-machineinstrs %s -o - | FileCheck %s
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# Test instruction sequences where PTEST is redundant and thus gets removed.
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---
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name: cmpeq_nxv16i8
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alignment: 2
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tracksRegLiveness: true
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registers:
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- { id: 0, class: ppr_3b }
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- { id: 1, class: zpr }
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- { id: 2, class: zpr }
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- { id: 3, class: ppr }
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- { id: 4, class: gpr32 }
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- { id: 5, class: gpr32 }
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liveins:
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- { reg: '$p0', virtual-reg: '%0' }
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- { reg: '$z0', virtual-reg: '%1' }
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- { reg: '$z1', virtual-reg: '%2' }
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frameInfo:
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maxCallFrameSize: 0
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body: |
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bb.0:
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liveins: $p0, $z0, $z1
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; Here we check the expected sequence with subsequent tests
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; just asserting there is no PTEST instruction.
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;
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; CHECK-LABEL: name: cmpeq_nxv16i8
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; CHECK: %3:ppr = CMPEQ_PPzZZ_B %0, %1, %2, implicit-def $nzcv
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; CHECK-NEXT: %4:gpr32 = COPY $wzr
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; CHECK-NEXT: %5:gpr32 = CSINCWr %4, $wzr, 0, implicit $nzcv
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%2:zpr = COPY $z1
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%1:zpr = COPY $z0
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%0:ppr_3b = COPY $p0
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%3:ppr = CMPEQ_PPzZZ_B %0, %1, %2, implicit-def dead $nzcv
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PTEST_PP %0, killed %3, implicit-def $nzcv
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%4:gpr32 = COPY $wzr
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%5:gpr32 = CSINCWr %4, $wzr, 0, implicit $nzcv
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$w0 = COPY %5
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RET_ReallyLR implicit $w0
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...
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---
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name: cmpeq_nxv8i16
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alignment: 2
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tracksRegLiveness: true
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registers:
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- { id: 0, class: ppr_3b }
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- { id: 1, class: zpr }
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- { id: 2, class: zpr }
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- { id: 3, class: ppr_3b }
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- { id: 4, class: ppr }
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- { id: 5, class: ppr }
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- { id: 6, class: gpr32 }
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- { id: 7, class: gpr32 }
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liveins:
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- { reg: '$p0', virtual-reg: '%0' }
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- { reg: '$z0', virtual-reg: '%1' }
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- { reg: '$z1', virtual-reg: '%2' }
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frameInfo:
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maxCallFrameSize: 0
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body: |
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bb.0:
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liveins: $p0, $z0, $z1
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; CHECK-LABEL: name: cmpeq_nxv8i16
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; CHECK-NOT: PTEST
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%2:zpr = COPY $z1
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%1:zpr = COPY $z0
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%0:ppr_3b = COPY $p0
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%4:ppr = CMPEQ_PPzZZ_H %0, %1, %2, implicit-def dead $nzcv
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PTEST_PP %0, %4, implicit-def $nzcv
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%6:gpr32 = COPY $wzr
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%7:gpr32 = CSINCWr %6, $wzr, 0, implicit $nzcv
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$w0 = COPY %7
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RET_ReallyLR implicit $w0
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...
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---
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name: cmpeq_nxv4i32
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alignment: 2
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tracksRegLiveness: true
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registers:
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- { id: 0, class: ppr_3b }
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- { id: 1, class: zpr }
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- { id: 2, class: zpr }
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- { id: 3, class: ppr_3b }
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- { id: 4, class: ppr }
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- { id: 5, class: ppr }
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- { id: 6, class: gpr32 }
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- { id: 7, class: gpr32 }
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liveins:
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- { reg: '$p0', virtual-reg: '%0' }
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- { reg: '$z0', virtual-reg: '%1' }
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- { reg: '$z1', virtual-reg: '%2' }
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frameInfo:
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maxCallFrameSize: 0
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body: |
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bb.0:
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liveins: $p0, $z0, $z1
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; CHECK-LABEL: name: cmpeq_nxv4i32
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; CHECK-NOT: PTEST
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%2:zpr = COPY $z1
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%1:zpr = COPY $z0
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%0:ppr_3b = COPY $p0
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%4:ppr = CMPEQ_PPzZZ_S %0, %1, %2, implicit-def dead $nzcv
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PTEST_PP %0, %4, implicit-def $nzcv
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%6:gpr32 = COPY $wzr
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%7:gpr32 = CSINCWr %6, $wzr, 0, implicit $nzcv
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$w0 = COPY %7
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RET_ReallyLR implicit $w0
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...
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---
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name: cmpeq_nxv2i64
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alignment: 2
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tracksRegLiveness: true
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registers:
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- { id: 0, class: ppr_3b }
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- { id: 1, class: zpr }
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- { id: 2, class: zpr }
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- { id: 3, class: ppr_3b }
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- { id: 4, class: ppr }
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- { id: 5, class: ppr }
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- { id: 6, class: gpr32 }
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- { id: 7, class: gpr32 }
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liveins:
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- { reg: '$p0', virtual-reg: '%0' }
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- { reg: '$z0', virtual-reg: '%1' }
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- { reg: '$z1', virtual-reg: '%2' }
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frameInfo:
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maxCallFrameSize: 0
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body: |
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bb.0:
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liveins: $p0, $z0, $z1
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; CHECK-LABEL: name: cmpeq_nxv2i64
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; CHECK-NOT: PTEST
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%2:zpr = COPY $z1
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%1:zpr = COPY $z0
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%0:ppr_3b = COPY $p0
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%4:ppr = CMPEQ_PPzZZ_D %0, %1, %2, implicit-def dead $nzcv
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PTEST_PP %0, %4, implicit-def $nzcv
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%6:gpr32 = COPY $wzr
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%7:gpr32 = CSINCWr %6, $wzr, 0, implicit $nzcv
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$w0 = COPY %7
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RET_ReallyLR implicit $w0
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...
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---
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name: cmpeq_imm_nxv16i8
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alignment: 2
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tracksRegLiveness: true
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registers:
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- { id: 0, class: ppr_3b }
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- { id: 1, class: zpr }
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- { id: 2, class: ppr }
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- { id: 3, class: ppr }
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- { id: 4, class: gpr32 }
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- { id: 5, class: gpr32 }
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liveins:
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- { reg: '$p0', virtual-reg: '%0' }
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- { reg: '$z0', virtual-reg: '%1' }
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frameInfo:
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maxCallFrameSize: 0
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body: |
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bb.0:
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liveins: $p0, $z0
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; CHECK-LABEL: name: cmpeq_imm_nxv16i8
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; CHECK-NOT: PTEST
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%1:zpr = COPY $z0
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%0:ppr_3b = COPY $p0
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%2:ppr = CMPEQ_PPzZI_B %0, %1, 0, implicit-def dead $nzcv
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%3:ppr = PTRUE_B 31
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PTEST_PP killed %3, killed %2, implicit-def $nzcv
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%4:gpr32 = COPY $wzr
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%5:gpr32 = CSINCWr %4, $wzr, 0, implicit $nzcv
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$w0 = COPY %5
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RET_ReallyLR implicit $w0
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...
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---
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name: cmpeq_imm_nxv8i16
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alignment: 2
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tracksRegLiveness: true
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registers:
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- { id: 0, class: ppr_3b }
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- { id: 1, class: zpr }
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- { id: 2, class: ppr }
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- { id: 3, class: ppr }
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- { id: 4, class: ppr }
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- { id: 5, class: gpr32 }
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- { id: 6, class: gpr32 }
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liveins:
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- { reg: '$p0', virtual-reg: '%0' }
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- { reg: '$z0', virtual-reg: '%1' }
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frameInfo:
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maxCallFrameSize: 0
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body: |
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bb.0:
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liveins: $p0, $z0
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; CHECK-LABEL: name: cmpeq_imm_nxv8i16
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; CHECK-NOT: PTEST
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%1:zpr = COPY $z0
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%0:ppr_3b = COPY $p0
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%2:ppr = CMPEQ_PPzZI_H %0, %1, 0, implicit-def dead $nzcv
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PTEST_PP %0, %2, implicit-def $nzcv
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%5:gpr32 = COPY $wzr
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%6:gpr32 = CSINCWr %5, $wzr, 0, implicit $nzcv
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$w0 = COPY %6
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RET_ReallyLR implicit $w0
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...
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---
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name: cmpeq_imm_nxv4i32
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alignment: 2
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tracksRegLiveness: true
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registers:
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- { id: 0, class: ppr_3b }
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- { id: 1, class: zpr }
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- { id: 2, class: ppr }
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- { id: 3, class: ppr }
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- { id: 4, class: ppr }
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- { id: 5, class: gpr32 }
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- { id: 6, class: gpr32 }
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liveins:
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- { reg: '$p0', virtual-reg: '%0' }
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- { reg: '$z0', virtual-reg: '%1' }
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frameInfo:
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maxCallFrameSize: 0
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body: |
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bb.0:
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liveins: $p0, $z0
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; CHECK-LABEL: name: cmpeq_imm_nxv4i32
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; CHECK-NOT: PTEST
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%1:zpr = COPY $z0
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%0:ppr_3b = COPY $p0
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%2:ppr = CMPEQ_PPzZI_S %0, %1, 0, implicit-def dead $nzcv
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PTEST_PP %0, %2, implicit-def $nzcv
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%5:gpr32 = COPY $wzr
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%6:gpr32 = CSINCWr %5, $wzr, 0, implicit $nzcv
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$w0 = COPY %6
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RET_ReallyLR implicit $w0
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...
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---
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name: cmpeq_imm_nxv2i64
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alignment: 2
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tracksRegLiveness: true
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registers:
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- { id: 0, class: ppr_3b }
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- { id: 1, class: zpr }
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- { id: 2, class: ppr }
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- { id: 3, class: ppr }
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- { id: 4, class: ppr }
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- { id: 5, class: gpr32 }
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- { id: 6, class: gpr32 }
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liveins:
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- { reg: '$p0', virtual-reg: '%0' }
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- { reg: '$z0', virtual-reg: '%1' }
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frameInfo:
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maxCallFrameSize: 0
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body: |
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bb.0:
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liveins: $p0, $z0
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; CHECK-LABEL: name: cmpeq_imm_nxv2i64
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; CHECK-NOT: PTEST
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%1:zpr = COPY $z0
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%0:ppr_3b = COPY $p0
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%2:ppr = CMPEQ_PPzZI_D %0, %1, 0, implicit-def dead $nzcv
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PTEST_PP %0, %2, implicit-def $nzcv
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%5:gpr32 = COPY $wzr
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%6:gpr32 = CSINCWr %5, $wzr, 0, implicit $nzcv
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$w0 = COPY %6
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RET_ReallyLR implicit $w0
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...
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---
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name: cmpeq_wide_nxv16i8
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alignment: 2
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tracksRegLiveness: true
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registers:
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- { id: 0, class: ppr_3b }
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- { id: 1, class: zpr }
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- { id: 2, class: zpr }
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- { id: 3, class: ppr }
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- { id: 4, class: gpr32 }
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- { id: 5, class: gpr32 }
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liveins:
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- { reg: '$p0', virtual-reg: '%0' }
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- { reg: '$z0', virtual-reg: '%1' }
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- { reg: '$z1', virtual-reg: '%2' }
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frameInfo:
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maxCallFrameSize: 0
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body: |
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bb.0:
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liveins: $p0, $z0, $z1
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; CHECK-LABEL: name: cmpeq_wide_nxv16i8
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; CHECK-NOT: PTEST
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%2:zpr = COPY $z1
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%1:zpr = COPY $z0
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%0:ppr_3b = COPY $p0
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%3:ppr = CMPEQ_WIDE_PPzZZ_B %0, %1, %2, implicit-def dead $nzcv
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PTEST_PP %0, killed %3, implicit-def $nzcv
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%4:gpr32 = COPY $wzr
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%5:gpr32 = CSINCWr %4, $wzr, 0, implicit $nzcv
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$w0 = COPY %5
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RET_ReallyLR implicit $w0
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...
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---
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name: cmpeq_wide_nxv8i16
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alignment: 2
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tracksRegLiveness: true
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registers:
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- { id: 0, class: ppr_3b }
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- { id: 1, class: zpr }
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- { id: 2, class: zpr }
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- { id: 3, class: ppr_3b }
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- { id: 4, class: ppr }
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- { id: 5, class: ppr }
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- { id: 6, class: gpr32 }
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- { id: 7, class: gpr32 }
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liveins:
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- { reg: '$p0', virtual-reg: '%0' }
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- { reg: '$z0', virtual-reg: '%1' }
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- { reg: '$z1', virtual-reg: '%2' }
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frameInfo:
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maxCallFrameSize: 0
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body: |
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bb.0:
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liveins: $p0, $z0, $z1
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; CHECK-LABEL: name: cmpeq_wide_nxv8i16
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; CHECK-NOT: PTEST
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%2:zpr = COPY $z1
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%1:zpr = COPY $z0
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%0:ppr_3b = COPY $p0
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%4:ppr = CMPEQ_WIDE_PPzZZ_H %0, %1, %2, implicit-def dead $nzcv
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PTEST_PP %0, %4, implicit-def $nzcv
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%6:gpr32 = COPY $wzr
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%7:gpr32 = CSINCWr %6, $wzr, 0, implicit $nzcv
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$w0 = COPY %7
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RET_ReallyLR implicit $w0
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...
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---
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name: cmpeq_wide_nxv4i32
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alignment: 2
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tracksRegLiveness: true
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registers:
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- { id: 0, class: ppr_3b }
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- { id: 1, class: zpr }
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- { id: 2, class: zpr }
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- { id: 3, class: ppr_3b }
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- { id: 4, class: ppr }
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- { id: 5, class: ppr }
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- { id: 6, class: gpr32 }
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- { id: 7, class: gpr32 }
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liveins:
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- { reg: '$p0', virtual-reg: '%0' }
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- { reg: '$z0', virtual-reg: '%1' }
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- { reg: '$z1', virtual-reg: '%2' }
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frameInfo:
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maxCallFrameSize: 0
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body: |
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bb.0:
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liveins: $p0, $z0, $z1
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; CHECK-LABEL: name: cmpeq_wide_nxv4i32
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; CHECK-NOT: PTEST
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%2:zpr = COPY $z1
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%1:zpr = COPY $z0
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%0:ppr_3b = COPY $p0
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%4:ppr = CMPEQ_WIDE_PPzZZ_S %0, %1, %2, implicit-def dead $nzcv
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PTEST_PP %0, %4, implicit-def $nzcv
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%6:gpr32 = COPY $wzr
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%7:gpr32 = CSINCWr %6, $wzr, 0, implicit $nzcv
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$w0 = COPY %7
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RET_ReallyLR implicit $w0
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...
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---
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name: cmpeq_imm_nxv16i8_ptest_not_all_active
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alignment: 2
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tracksRegLiveness: true
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registers:
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- { id: 0, class: ppr_3b }
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- { id: 1, class: zpr }
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- { id: 2, class: ppr }
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- { id: 3, class: ppr }
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- { id: 4, class: gpr32 }
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- { id: 5, class: gpr32 }
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liveins:
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- { reg: '$p0', virtual-reg: '%0' }
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- { reg: '$z0', virtual-reg: '%1' }
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frameInfo:
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maxCallFrameSize: 0
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body: |
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bb.0:
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liveins: $p0, $z0
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; CHECK-LABEL: name: cmpeq_imm_nxv16i8_ptest_not_all_active
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; CHECK: %2:ppr = CMPEQ_PPzZI_B %0, %1, 0, implicit-def dead $nzcv
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; CHECK-NEXT: %3:ppr = PTRUE_B 0
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; CHECK-NEXT: PTEST_PP killed %3, killed %2, implicit-def $nzcv
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; CHECK-NEXT: %4:gpr32 = COPY $wzr
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; CHECK-NEXT: %5:gpr32 = CSINCWr %4, $wzr, 0, implicit $nzcv
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%1:zpr = COPY $z0
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%0:ppr_3b = COPY $p0
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%2:ppr = CMPEQ_PPzZI_B %0, %1, 0, implicit-def dead $nzcv
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%3:ppr = PTRUE_B 0
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PTEST_PP killed %3, killed %2, implicit-def $nzcv
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%4:gpr32 = COPY $wzr
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%5:gpr32 = CSINCWr %4, $wzr, 0, implicit $nzcv
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$w0 = COPY %5
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RET_ReallyLR implicit $w0
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...
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---
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name: cmpeq_imm_nxv16i8_ptest_of_halfs
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alignment: 2
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tracksRegLiveness: true
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registers:
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- { id: 0, class: ppr_3b }
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- { id: 1, class: zpr }
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- { id: 2, class: ppr }
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- { id: 3, class: ppr }
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- { id: 4, class: gpr32 }
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- { id: 5, class: gpr32 }
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liveins:
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- { reg: '$p0', virtual-reg: '%0' }
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- { reg: '$z0', virtual-reg: '%1' }
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frameInfo:
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maxCallFrameSize: 0
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body: |
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bb.0:
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liveins: $p0, $z0
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; CHECK-LABEL: name: cmpeq_imm_nxv16i8_ptest_of_halfs
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; CHECK: %2:ppr = CMPEQ_PPzZI_B %0, %1, 0, implicit-def dead $nzcv
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; CHECK-NEXT: %3:ppr = PTRUE_H 31
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|
; CHECK-NEXT: PTEST_PP killed %3, killed %2, implicit-def $nzcv
|
|
; CHECK-NEXT: %4:gpr32 = COPY $wzr
|
|
; CHECK-NEXT: %5:gpr32 = CSINCWr %4, $wzr, 0, implicit $nzcv
|
|
%1:zpr = COPY $z0
|
|
%0:ppr_3b = COPY $p0
|
|
%2:ppr = CMPEQ_PPzZI_B %0, %1, 0, implicit-def dead $nzcv
|
|
%3:ppr = PTRUE_H 31
|
|
PTEST_PP killed %3, killed %2, implicit-def $nzcv
|
|
%4:gpr32 = COPY $wzr
|
|
%5:gpr32 = CSINCWr %4, $wzr, 0, implicit $nzcv
|
|
$w0 = COPY %5
|
|
RET_ReallyLR implicit $w0
|
|
|
|
...
|
|
---
|
|
name: cmpeq_imm_nxv16i8_ptest_with_unique_pg
|
|
alignment: 2
|
|
tracksRegLiveness: true
|
|
registers:
|
|
- { id: 0, class: ppr_3b }
|
|
- { id: 1, class: zpr }
|
|
- { id: 2, class: ppr }
|
|
- { id: 3, class: ppr }
|
|
- { id: 4, class: gpr32 }
|
|
- { id: 5, class: gpr32 }
|
|
liveins:
|
|
- { reg: '$p0', virtual-reg: '%0' }
|
|
- { reg: '$p1', virtual-reg: '%3' }
|
|
- { reg: '$z0', virtual-reg: '%1' }
|
|
frameInfo:
|
|
maxCallFrameSize: 0
|
|
body: |
|
|
bb.0:
|
|
liveins: $p0, $p1, $z0
|
|
|
|
; CHECK-LABEL: name: cmpeq_imm_nxv16i8_ptest_with_unique_pg
|
|
; CHECK: %2:ppr = CMPEQ_PPzZI_B %0, %1, 0, implicit-def dead $nzcv
|
|
; CHECK-NEXT: %3:ppr = COPY $p1
|
|
; CHECK-NEXT: PTEST_PP killed %3, killed %2, implicit-def $nzcv
|
|
; CHECK-NEXT: %4:gpr32 = COPY $wzr
|
|
; CHECK-NEXT: %5:gpr32 = CSINCWr %4, $wzr, 0, implicit $nzcv
|
|
%1:zpr = COPY $z0
|
|
%0:ppr_3b = COPY $p0
|
|
%2:ppr = CMPEQ_PPzZI_B %0, %1, 0, implicit-def dead $nzcv
|
|
%3:ppr = COPY $p1
|
|
PTEST_PP killed %3, killed %2, implicit-def $nzcv
|
|
%4:gpr32 = COPY $wzr
|
|
%5:gpr32 = CSINCWr %4, $wzr, 0, implicit $nzcv
|
|
$w0 = COPY %5
|
|
RET_ReallyLR implicit $w0
|
|
|
|
...
|
|
---
|
|
name: cmpeq_nxv16i8_ptest_with_matching_operands
|
|
alignment: 2
|
|
tracksRegLiveness: true
|
|
registers:
|
|
- { id: 0, class: ppr_3b }
|
|
- { id: 1, class: zpr }
|
|
- { id: 2, class: zpr }
|
|
- { id: 3, class: ppr }
|
|
- { id: 4, class: gpr32 }
|
|
- { id: 5, class: gpr32 }
|
|
liveins:
|
|
- { reg: '$p0', virtual-reg: '%0' }
|
|
- { reg: '$z0', virtual-reg: '%1' }
|
|
- { reg: '$z1', virtual-reg: '%2' }
|
|
frameInfo:
|
|
maxCallFrameSize: 0
|
|
body: |
|
|
bb.0:
|
|
liveins: $p0, $z0, $z1
|
|
|
|
; CHECK-LABEL: name: cmpeq_nxv16i8_ptest_with_matching_operands
|
|
; CHECK-NOT: PTEST
|
|
%2:zpr = COPY $z1
|
|
%1:zpr = COPY $z0
|
|
%0:ppr_3b = COPY $p0
|
|
%3:ppr = CMPEQ_PPzZZ_B %0, %1, %2, implicit-def dead $nzcv
|
|
PTEST_PP %3, killed %3, implicit-def $nzcv
|
|
%4:gpr32 = COPY $wzr
|
|
%5:gpr32 = CSINCWr %4, $wzr, 0, implicit $nzcv
|
|
$w0 = COPY %5
|
|
RET_ReallyLR implicit $w0
|
|
|
|
...
|