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TheRock/compiler/amd-llvm/llvm/test/CodeGen/AArch64/expand-sme-pseudos.mir
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2026-09-02 16:34:47 -07:00

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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 5
# RUN: llc -run-pass=aarch64-expand-pseudo -mtriple=aarch64-unknown-linux-gnu -o - %s | FileCheck %s
# RUN: llc -passes=aarch64-expand-pseudo -mtriple=aarch64-unknown-linux-gnu -o - %s | FileCheck %s
---
# X0 = TPIDR2 block pointer
# X8 = TPIDR2_EL0
name: restore_za_save
alignment: 4
tracksRegLiveness: true
body: |
bb.0:
; CHECK-LABEL: name: restore_za_save
; CHECK: successors: %bb.1(0x40000000), %bb.2(0x40000000)
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: $x0 = IMPLICIT_DEF
; CHECK-NEXT: $x8 = MRS 56965, implicit-def $nzcv
; CHECK-NEXT: CBZX $x8, %bb.1
; CHECK-NEXT: B %bb.2
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: .1:
; CHECK-NEXT: successors: %bb.2(0x80000000)
; CHECK-NEXT: liveins: $x8, $x0
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: BL &__arm_tpidr2_restore, csr_aarch64_sme_abi_support_routines_preservemost_from_x0, implicit-def $lr, implicit $sp, implicit $x0
; CHECK-NEXT: B %bb.2
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: .2:
; CHECK-NEXT: RET undef $lr
$x0 = IMPLICIT_DEF
$x8 = MRS 56965, implicit-def $nzcv
RestoreZAPseudo $x8, $x0, &__arm_tpidr2_restore, csr_aarch64_sme_abi_support_routines_preservemost_from_x0
RET_ReallyLR
...
---
# X8 = TPIDR2_EL0
name: commit_za_save
alignment: 4
tracksRegLiveness: true
body: |
bb.0:
; CHECK-LABEL: name: commit_za_save
; CHECK: successors: %bb.1(0x40000000), %bb.2(0x40000000)
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: $x8 = MRS 56965, implicit-def $nzcv
; CHECK-NEXT: CBNZX $x8, %bb.1
; CHECK-NEXT: B %bb.2
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: .1:
; CHECK-NEXT: successors: %bb.2(0x80000000)
; CHECK-NEXT: liveins: $x8
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: BL &__arm_tpidr2_save, csr_aarch64_sme_abi_support_routines_preservemost_from_x0, implicit-def $lr, implicit $sp
; CHECK-NEXT: MSR 56965, $xzr
; CHECK-NEXT: B %bb.2
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: .2:
; CHECK-NEXT: RET undef $lr
$x8 = MRS 56965, implicit-def $nzcv
CommitZASavePseudo $x8, 0, 0, &__arm_tpidr2_save, csr_aarch64_sme_abi_support_routines_preservemost_from_x0
RET_ReallyLR
...
---
# X8 = TPIDR2_EL0
name: commit_za_save_zero_za
alignment: 4
tracksRegLiveness: true
body: |
bb.0:
; CHECK-LABEL: name: commit_za_save_zero_za
; CHECK: successors: %bb.1(0x40000000), %bb.2(0x40000000)
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: $x8 = MRS 56965, implicit-def $nzcv
; CHECK-NEXT: CBNZX $x8, %bb.1
; CHECK-NEXT: B %bb.2
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: .1:
; CHECK-NEXT: successors: %bb.2(0x80000000)
; CHECK-NEXT: liveins: $x8
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: BL &__arm_tpidr2_save, csr_aarch64_sme_abi_support_routines_preservemost_from_x0, implicit-def $lr, implicit $sp, implicit-def $zab0
; CHECK-NEXT: MSR 56965, $xzr
; CHECK-NEXT: ZERO_M 255, implicit-def $zab0
; CHECK-NEXT: B %bb.2
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: .2:
; CHECK-NEXT: RET undef $lr
$x8 = MRS 56965, implicit-def $nzcv
CommitZASavePseudo $x8, 1, 0, &__arm_tpidr2_save, csr_aarch64_sme_abi_support_routines_preservemost_from_x0, implicit-def $zab0
RET_ReallyLR
...
---
# X8 = TPIDR2_EL0
name: commit_za_save_zero_zt0
alignment: 4
tracksRegLiveness: true
body: |
bb.0:
; CHECK-LABEL: name: commit_za_save_zero_zt0
; CHECK: successors: %bb.1(0x40000000), %bb.2(0x40000000)
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: $x8 = MRS 56965, implicit-def $nzcv
; CHECK-NEXT: CBNZX $x8, %bb.1
; CHECK-NEXT: B %bb.2
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: .1:
; CHECK-NEXT: successors: %bb.2(0x80000000)
; CHECK-NEXT: liveins: $x8
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: BL &__arm_tpidr2_save, csr_aarch64_sme_abi_support_routines_preservemost_from_x0, implicit-def $lr, implicit $sp, implicit-def $zt0
; CHECK-NEXT: MSR 56965, $xzr
; CHECK-NEXT: $zt0 = ZERO_T
; CHECK-NEXT: B %bb.2
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: .2:
; CHECK-NEXT: RET undef $lr
$x8 = MRS 56965, implicit-def $nzcv
CommitZASavePseudo $x8, 0, 1, &__arm_tpidr2_save, csr_aarch64_sme_abi_support_routines_preservemost_from_x0, implicit-def $zt0
RET_ReallyLR
...
---
# X8 = TPIDR2_EL0
name: commit_za_save_zero_everything
alignment: 4
tracksRegLiveness: true
body: |
bb.0:
; CHECK-LABEL: name: commit_za_save_zero_everything
; CHECK: successors: %bb.1(0x40000000), %bb.2(0x40000000)
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: $x8 = MRS 56965, implicit-def $nzcv
; CHECK-NEXT: CBNZX $x8, %bb.1
; CHECK-NEXT: B %bb.2
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: .1:
; CHECK-NEXT: successors: %bb.2(0x80000000)
; CHECK-NEXT: liveins: $x8
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: BL &__arm_tpidr2_save, csr_aarch64_sme_abi_support_routines_preservemost_from_x0, implicit-def $lr, implicit $sp, implicit-def $zab0, implicit-def $zt0
; CHECK-NEXT: MSR 56965, $xzr
; CHECK-NEXT: ZERO_M 255, implicit-def $zab0
; CHECK-NEXT: $zt0 = ZERO_T
; CHECK-NEXT: B %bb.2
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: .2:
; CHECK-NEXT: RET undef $lr
$x8 = MRS 56965, implicit-def $nzcv
CommitZASavePseudo $x8, 1, 1, &__arm_tpidr2_save, csr_aarch64_sme_abi_support_routines_preservemost_from_x0, implicit-def $zab0, implicit-def $zt0
RET_ReallyLR
...