| # NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| # RUN: llc -mtriple=aarch64--linux-gnu -mattr=+sve -run-pass=peephole-opt -verify-machineinstrs %s -o - | FileCheck %s |
| |
| # Test instruction sequences where PTEST is redundant and thus gets removed. |
| --- |
| name: cmpeq_nxv16i8 |
| 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 |
| |
| ; Here we check the expected sequence with subsequent tests |
| ; just asserting there is no PTEST instruction. |
| ; |
| ; CHECK-LABEL: name: cmpeq_nxv16i8 |
| ; CHECK: %3:ppr = CMPEQ_PPzZZ_B %0, %1, %2, implicit-def $nzcv |
| ; CHECK-NEXT: %4:gpr32 = COPY $wzr |
| ; CHECK-NEXT: %5:gpr32 = CSINCWr %4, $wzr, 0, implicit $nzcv |
| %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 %0, killed %3, implicit-def $nzcv |
| %4:gpr32 = COPY $wzr |
| %5:gpr32 = CSINCWr %4, $wzr, 0, implicit $nzcv |
| $w0 = COPY %5 |
| RET_ReallyLR implicit $w0 |
| |
| ... |
| --- |
| name: cmpeq_nxv8i16 |
| alignment: 2 |
| tracksRegLiveness: true |
| registers: |
| - { id: 0, class: ppr_3b } |
| - { id: 1, class: zpr } |
| - { id: 2, class: zpr } |
| - { id: 3, class: ppr_3b } |
| - { id: 4, class: ppr } |
| - { id: 5, class: ppr } |
| - { id: 6, class: gpr32 } |
| - { id: 7, class: gpr32 } |
| liveins: |
| - { reg: '$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_nxv8i16 |
| ; CHECK: PTEST |
| %2:zpr = COPY $z1 |
| %1:zpr = COPY $z0 |
| %0:ppr_3b = COPY $p0 |
| %4:ppr = CMPEQ_PPzZZ_H %0, %1, %2, implicit-def dead $nzcv |
| PTEST_PP %0, %4, implicit-def $nzcv |
| %6:gpr32 = COPY $wzr |
| %7:gpr32 = CSINCWr %6, $wzr, 0, implicit $nzcv |
| $w0 = COPY %7 |
| RET_ReallyLR implicit $w0 |
| |
| ... |
| --- |
| name: cmpeq_nxv4i32 |
| alignment: 2 |
| tracksRegLiveness: true |
| registers: |
| - { id: 0, class: ppr_3b } |
| - { id: 1, class: zpr } |
| - { id: 2, class: zpr } |
| - { id: 3, class: ppr_3b } |
| - { id: 4, class: ppr } |
| - { id: 5, class: ppr } |
| - { id: 6, class: gpr32 } |
| - { id: 7, class: gpr32 } |
| liveins: |
| - { reg: '$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_nxv4i32 |
| ; CHECK: PTEST |
| %2:zpr = COPY $z1 |
| %1:zpr = COPY $z0 |
| %0:ppr_3b = COPY $p0 |
| %4:ppr = CMPEQ_PPzZZ_S %0, %1, %2, implicit-def dead $nzcv |
| PTEST_PP %0, %4, implicit-def $nzcv |
| %6:gpr32 = COPY $wzr |
| %7:gpr32 = CSINCWr %6, $wzr, 0, implicit $nzcv |
| $w0 = COPY %7 |
| RET_ReallyLR implicit $w0 |
| |
| ... |
| --- |
| name: cmpeq_nxv2i64 |
| alignment: 2 |
| tracksRegLiveness: true |
| registers: |
| - { id: 0, class: ppr_3b } |
| - { id: 1, class: zpr } |
| - { id: 2, class: zpr } |
| - { id: 3, class: ppr_3b } |
| - { id: 4, class: ppr } |
| - { id: 5, class: ppr } |
| - { id: 6, class: gpr32 } |
| - { id: 7, class: gpr32 } |
| liveins: |
| - { reg: '$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_nxv2i64 |
| ; CHECK: PTEST |
| %2:zpr = COPY $z1 |
| %1:zpr = COPY $z0 |
| %0:ppr_3b = COPY $p0 |
| %4:ppr = CMPEQ_PPzZZ_D %0, %1, %2, implicit-def dead $nzcv |
| PTEST_PP %0, %4, implicit-def $nzcv |
| %6:gpr32 = COPY $wzr |
| %7:gpr32 = CSINCWr %6, $wzr, 0, implicit $nzcv |
| $w0 = COPY %7 |
| RET_ReallyLR implicit $w0 |
| |
| ... |
| --- |
| name: cmpeq_imm_nxv16i8 |
| alignment: 2 |
| tracksRegLiveness: true |
| registers: |
| - { id: 0, class: ppr_3b } |
| - { id: 1, class: zpr } |
| - { id: 2, class: ppr } |
| - { id: 3, class: ppr } |
| - { id: 4, class: gpr32 } |
| - { id: 5, class: gpr32 } |
| liveins: |
| - { reg: '$p0', virtual-reg: '%0' } |
| - { reg: '$z0', virtual-reg: '%1' } |
| frameInfo: |
| maxCallFrameSize: 0 |
| body: | |
| bb.0: |
| liveins: $p0, $z0 |
| |
| ; CHECK-LABEL: name: cmpeq_imm_nxv16i8 |
| ; CHECK: PTEST |
| %1:zpr = COPY $z0 |
| %0:ppr_3b = COPY $p0 |
| %2:ppr = CMPEQ_PPzZI_B %0, %1, 0, implicit-def dead $nzcv |
| %3:ppr = PTRUE_B 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 $w0 |
| |
| ... |
| --- |
| name: cmpeq_imm_nxv8i16 |
| alignment: 2 |
| tracksRegLiveness: true |
| registers: |
| - { id: 0, class: ppr_3b } |
| - { id: 1, class: zpr } |
| - { id: 2, class: ppr } |
| - { id: 3, class: ppr } |
| - { id: 4, class: ppr } |
| - { id: 5, class: gpr32 } |
| - { id: 6, class: gpr32 } |
| liveins: |
| - { reg: '$p0', virtual-reg: '%0' } |
| - { reg: '$z0', virtual-reg: '%1' } |
| frameInfo: |
| maxCallFrameSize: 0 |
| body: | |
| bb.0: |
| liveins: $p0, $z0 |
| |
| ; CHECK-LABEL: name: cmpeq_imm_nxv8i16 |
| ; CHECK: PTEST |
| %1:zpr = COPY $z0 |
| %0:ppr_3b = COPY $p0 |
| %2:ppr = CMPEQ_PPzZI_H %0, %1, 0, implicit-def dead $nzcv |
| PTEST_PP %0, %2, implicit-def $nzcv |
| %5:gpr32 = COPY $wzr |
| %6:gpr32 = CSINCWr %5, $wzr, 0, implicit $nzcv |
| $w0 = COPY %6 |
| RET_ReallyLR implicit $w0 |
| |
| ... |
| --- |
| name: cmpeq_imm_nxv4i32 |
| alignment: 2 |
| tracksRegLiveness: true |
| registers: |
| - { id: 0, class: ppr_3b } |
| - { id: 1, class: zpr } |
| - { id: 2, class: ppr } |
| - { id: 3, class: ppr } |
| - { id: 4, class: ppr } |
| - { id: 5, class: gpr32 } |
| - { id: 6, class: gpr32 } |
| liveins: |
| - { reg: '$p0', virtual-reg: '%0' } |
| - { reg: '$z0', virtual-reg: '%1' } |
| frameInfo: |
| maxCallFrameSize: 0 |
| body: | |
| bb.0: |
| liveins: $p0, $z0 |
| |
| ; CHECK-LABEL: name: cmpeq_imm_nxv4i32 |
| ; CHECK: PTEST |
| %1:zpr = COPY $z0 |
| %0:ppr_3b = COPY $p0 |
| %2:ppr = CMPEQ_PPzZI_S %0, %1, 0, implicit-def dead $nzcv |
| PTEST_PP %0, %2, implicit-def $nzcv |
| %5:gpr32 = COPY $wzr |
| %6:gpr32 = CSINCWr %5, $wzr, 0, implicit $nzcv |
| $w0 = COPY %6 |
| RET_ReallyLR implicit $w0 |
| |
| ... |
| --- |
| name: cmpeq_imm_nxv2i64 |
| alignment: 2 |
| tracksRegLiveness: true |
| registers: |
| - { id: 0, class: ppr_3b } |
| - { id: 1, class: zpr } |
| - { id: 2, class: ppr } |
| - { id: 3, class: ppr } |
| - { id: 4, class: ppr } |
| - { id: 5, class: gpr32 } |
| - { id: 6, class: gpr32 } |
| liveins: |
| - { reg: '$p0', virtual-reg: '%0' } |
| - { reg: '$z0', virtual-reg: '%1' } |
| frameInfo: |
| maxCallFrameSize: 0 |
| body: | |
| bb.0: |
| liveins: $p0, $z0 |
| |
| ; CHECK-LABEL: name: cmpeq_imm_nxv2i64 |
| ; CHECK: PTEST |
| %1:zpr = COPY $z0 |
| %0:ppr_3b = COPY $p0 |
| %2:ppr = CMPEQ_PPzZI_D %0, %1, 0, implicit-def dead $nzcv |
| PTEST_PP %0, %2, implicit-def $nzcv |
| %5:gpr32 = COPY $wzr |
| %6:gpr32 = CSINCWr %5, $wzr, 0, implicit $nzcv |
| $w0 = COPY %6 |
| RET_ReallyLR implicit $w0 |
| |
| ... |
| --- |
| name: cmpeq_wide_nxv16i8 |
| alignment: 2 |
| tracksRegLiveness: true |
| registers: |
| - { id: 0, class: ppr_3b } |
| - { id: 1, class: zpr } |
| - { id: 2, class: zpr } |
| - { id: 3, class: ppr } |
| - { id: 4, class: gpr32 } |
| - { id: 5, class: gpr32 } |
| liveins: |
| - { reg: '$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_wide_nxv16i8 |
| ; CHECK-NOT: PTEST |
| %2:zpr = COPY $z1 |
| %1:zpr = COPY $z0 |
| %0:ppr_3b = COPY $p0 |
| %3:ppr = CMPEQ_WIDE_PPzZZ_B %0, %1, %2, implicit-def dead $nzcv |
| PTEST_PP %0, killed %3, implicit-def $nzcv |
| %4:gpr32 = COPY $wzr |
| %5:gpr32 = CSINCWr %4, $wzr, 0, implicit $nzcv |
| $w0 = COPY %5 |
| RET_ReallyLR implicit $w0 |
| |
| ... |
| --- |
| name: cmpeq_wide_nxv8i16 |
| alignment: 2 |
| tracksRegLiveness: true |
| registers: |
| - { id: 0, class: ppr_3b } |
| - { id: 1, class: zpr } |
| - { id: 2, class: zpr } |
| - { id: 3, class: ppr_3b } |
| - { id: 4, class: ppr } |
| - { id: 5, class: ppr } |
| - { id: 6, class: gpr32 } |
| - { id: 7, class: gpr32 } |
| liveins: |
| - { reg: '$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_wide_nxv8i16 |
| ; CHECK: PTEST |
| %2:zpr = COPY $z1 |
| %1:zpr = COPY $z0 |
| %0:ppr_3b = COPY $p0 |
| %4:ppr = CMPEQ_WIDE_PPzZZ_H %0, %1, %2, implicit-def dead $nzcv |
| PTEST_PP %0, %4, implicit-def $nzcv |
| %6:gpr32 = COPY $wzr |
| %7:gpr32 = CSINCWr %6, $wzr, 0, implicit $nzcv |
| $w0 = COPY %7 |
| RET_ReallyLR implicit $w0 |
| |
| ... |
| --- |
| name: cmpeq_wide_nxv4i32 |
| alignment: 2 |
| tracksRegLiveness: true |
| registers: |
| - { id: 0, class: ppr_3b } |
| - { id: 1, class: zpr } |
| - { id: 2, class: zpr } |
| - { id: 3, class: ppr_3b } |
| - { id: 4, class: ppr } |
| - { id: 5, class: ppr } |
| - { id: 6, class: gpr32 } |
| - { id: 7, class: gpr32 } |
| liveins: |
| - { reg: '$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_wide_nxv4i32 |
| ; CHECK: PTEST |
| %2:zpr = COPY $z1 |
| %1:zpr = COPY $z0 |
| %0:ppr_3b = COPY $p0 |
| %4:ppr = CMPEQ_WIDE_PPzZZ_S %0, %1, %2, implicit-def dead $nzcv |
| PTEST_PP %0, %4, implicit-def $nzcv |
| %6:gpr32 = COPY $wzr |
| %7:gpr32 = CSINCWr %6, $wzr, 0, implicit $nzcv |
| $w0 = COPY %7 |
| RET_ReallyLR implicit $w0 |
| |
| ... |
| --- |
| name: cmpeq_imm_nxv16i8_ptest_not_all_active |
| alignment: 2 |
| tracksRegLiveness: true |
| registers: |
| - { id: 0, class: ppr_3b } |
| - { id: 1, class: zpr } |
| - { id: 2, class: ppr } |
| - { id: 3, class: ppr } |
| - { id: 4, class: gpr32 } |
| - { id: 5, class: gpr32 } |
| liveins: |
| - { reg: '$p0', virtual-reg: '%0' } |
| - { reg: '$z0', virtual-reg: '%1' } |
| frameInfo: |
| maxCallFrameSize: 0 |
| body: | |
| bb.0: |
| liveins: $p0, $z0 |
| |
| ; CHECK-LABEL: name: cmpeq_imm_nxv16i8_ptest_not_all_active |
| ; CHECK: %2:ppr = CMPEQ_PPzZI_B %0, %1, 0, implicit-def dead $nzcv |
| ; CHECK-NEXT: %3:ppr = PTRUE_B 0 |
| ; 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_B 0 |
| 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 $w0 |
| |
| ... |
| --- |
| name: cmpeq_imm_nxv16i8_ptest_of_halfs |
| alignment: 2 |
| tracksRegLiveness: true |
| registers: |
| - { id: 0, class: ppr_3b } |
| - { id: 1, class: zpr } |
| - { id: 2, class: ppr } |
| - { id: 3, class: ppr } |
| - { id: 4, class: gpr32 } |
| - { id: 5, class: gpr32 } |
| liveins: |
| - { reg: '$p0', virtual-reg: '%0' } |
| - { reg: '$z0', virtual-reg: '%1' } |
| frameInfo: |
| maxCallFrameSize: 0 |
| body: | |
| bb.0: |
| liveins: $p0, $z0 |
| |
| ; CHECK-LABEL: name: cmpeq_imm_nxv16i8_ptest_of_halfs |
| ; CHECK: %2:ppr = CMPEQ_PPzZI_B %0, %1, 0, implicit-def dead $nzcv |
| ; CHECK-NEXT: %3:ppr = PTRUE_H 31 |
| ; 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 |
| |
| ... |
| ## NOTE: These prefixes are unused and the list is autogenerated. Do not add tests below this line: |
| # CHECK: {{.*}} |