llvm/test/CodeGen/LoongArch/stackslot.mir

# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 6
# RUN: llc -mtriple=loongarch64 -run-pass=machinelicm -verify-machineinstrs -o - %s \
# RUN:   | FileCheck %s

## Verify the impact of isLoadFromStackSlot() on MachineLICM.

---
name: test_ld_w
tracksRegLiveness: true
stack:
  - { id: 0, name: '', type: spill-slot, offset: 0, size: 8, alignment: 8,
      stack-id: default, callee-saved-register: '', callee-saved-restored: true,
      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
body: |
  ; CHECK-LABEL: name: test_ld_w
  ; CHECK: bb.0:
  ; CHECK-NEXT:   successors: %bb.1(0x80000000)
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   $r5 = LD_W %stack.0, 0
  ; CHECK-NEXT:   B %bb.1
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT: bb.1:
  ; CHECK-NEXT:   successors: %bb.1(0x40000000), %bb.2(0x40000000)
  ; CHECK-NEXT:   liveins: $r5
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   $r4 = ADDI_W $r5, 1
  ; CHECK-NEXT:   BNEZ $r4, %bb.1
  ; CHECK-NEXT:   B %bb.2
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT: bb.2:
  ; CHECK-NEXT:   PseudoRET

  bb.0:
    B %bb.1

  bb.1:
    successors: %bb.1(0x40000000), %bb.2(0x40000000)
    $r5 = LD_W %stack.0, 0
    $r4 = ADDI_W $r5, 1
    BNEZ $r4, %bb.1
    B %bb.2

  bb.2:
    PseudoRET
...

---
name: test_fld_s
tracksRegLiveness: true
stack:
  - { id: 0, name: '', type: spill-slot, offset: 0, size: 8, alignment: 8,
      stack-id: default, callee-saved-register: '', callee-saved-restored: true,
      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
body: |
  ; CHECK-LABEL: name: test_fld_s
  ; CHECK: bb.0:
  ; CHECK-NEXT:   successors: %bb.1(0x80000000)
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   $f5 = FLD_S %stack.0, 0
  ; CHECK-NEXT:   B %bb.1
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT: bb.1:
  ; CHECK-NEXT:   successors: %bb.1(0x40000000), %bb.2(0x40000000)
  ; CHECK-NEXT:   liveins: $f5
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   $r4 = MOVFR2GR_S $f5
  ; CHECK-NEXT:   BNEZ $r4, %bb.1
  ; CHECK-NEXT:   B %bb.2
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT: bb.2:
  ; CHECK-NEXT:   PseudoRET

  bb.0:
    B %bb.1

  bb.1:
    successors: %bb.1(0x40000000), %bb.2(0x40000000)
    $f5 = FLD_S %stack.0, 0
    $r4 = MOVFR2GR_S $f5
    BNEZ $r4, %bb.1
    B %bb.2

  bb.2:
    PseudoRET
...

---
name: test_ld_d
tracksRegLiveness: true
stack:
  - { id: 0, name: '', type: spill-slot, offset: 0, size: 8, alignment: 8,
      stack-id: default, callee-saved-register: '', callee-saved-restored: true,
      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
body: |
  ; CHECK-LABEL: name: test_ld_d
  ; CHECK: bb.0:
  ; CHECK-NEXT:   successors: %bb.1(0x80000000)
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   $r5 = LD_D %stack.0, 0
  ; CHECK-NEXT:   B %bb.1
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT: bb.1:
  ; CHECK-NEXT:   successors: %bb.1(0x40000000), %bb.2(0x40000000)
  ; CHECK-NEXT:   liveins: $r5
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   $r4 = ADDI_D $r5, 1
  ; CHECK-NEXT:   BNEZ $r4, %bb.1
  ; CHECK-NEXT:   B %bb.2
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT: bb.2:
  ; CHECK-NEXT:   PseudoRET

  bb.0:
    B %bb.1

  bb.1:
    successors: %bb.1(0x40000000), %bb.2(0x40000000)
    $r5 = LD_D %stack.0, 0
    $r4 = ADDI_D $r5, 1
    BNEZ $r4, %bb.1
    B %bb.2

  bb.2:
    PseudoRET
...

---
name: test_fld_d
tracksRegLiveness: true
stack:
  - { id: 0, name: '', type: spill-slot, offset: 0, size: 8, alignment: 8,
      stack-id: default, callee-saved-register: '', callee-saved-restored: true,
      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
body: |
  ; CHECK-LABEL: name: test_fld_d
  ; CHECK: bb.0:
  ; CHECK-NEXT:   successors: %bb.1(0x80000000)
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   $f5_64 = FLD_D %stack.0, 0
  ; CHECK-NEXT:   B %bb.1
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT: bb.1:
  ; CHECK-NEXT:   successors: %bb.1(0x40000000), %bb.2(0x40000000)
  ; CHECK-NEXT:   liveins: $f5_64
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   $r4 = MOVFR2GR_D $f5_64
  ; CHECK-NEXT:   BNEZ $r4, %bb.1
  ; CHECK-NEXT:   B %bb.2
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT: bb.2:
  ; CHECK-NEXT:   PseudoRET

  bb.0:
    B %bb.1

  bb.1:
    successors: %bb.1(0x40000000), %bb.2(0x40000000)
    $f5_64 = FLD_D %stack.0, 0
    $r4 = MOVFR2GR_D $f5_64
    BNEZ $r4, %bb.1
    B %bb.2

  bb.2:
    PseudoRET
...

---
name: test_vld
tracksRegLiveness: true
stack:
  - { id: 0, name: '', type: spill-slot, offset: 0, size: 8, alignment: 8,
      stack-id: default, callee-saved-register: '', callee-saved-restored: true,
      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
body: |
  ; CHECK-LABEL: name: test_vld
  ; CHECK: bb.0:
  ; CHECK-NEXT:   successors: %bb.1(0x80000000)
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   $vr5 = VLD %stack.0, 0
  ; CHECK-NEXT:   B %bb.1
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT: bb.1:
  ; CHECK-NEXT:   successors: %bb.1(0x40000000), %bb.2(0x40000000)
  ; CHECK-NEXT:   liveins: $vr5
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   $r4 = MOVFR2GR_D $f5_64
  ; CHECK-NEXT:   BNEZ $r4, %bb.1
  ; CHECK-NEXT:   B %bb.2
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT: bb.2:
  ; CHECK-NEXT:   PseudoRET

  bb.0:
    B %bb.1

  bb.1:
    successors: %bb.1(0x40000000), %bb.2(0x40000000)
    $vr5 = VLD %stack.0, 0
    $r4 = MOVFR2GR_D $f5_64
    BNEZ $r4, %bb.1
    B %bb.2

  bb.2:
    PseudoRET
...

---
name: test_xvld
tracksRegLiveness: true
stack:
  - { id: 0, name: '', type: spill-slot, offset: 0, size: 8, alignment: 8,
      stack-id: default, callee-saved-register: '', callee-saved-restored: true,
      debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
body: |
  ; CHECK-LABEL: name: test_xvld
  ; CHECK: bb.0:
  ; CHECK-NEXT:   successors: %bb.1(0x80000000)
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   $xr5 = XVLD %stack.0, 0
  ; CHECK-NEXT:   B %bb.1
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT: bb.1:
  ; CHECK-NEXT:   successors: %bb.1(0x40000000), %bb.2(0x40000000)
  ; CHECK-NEXT:   liveins: $xr5
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   $r4 = MOVFR2GR_D $f5_64
  ; CHECK-NEXT:   BNEZ $r4, %bb.1
  ; CHECK-NEXT:   B %bb.2
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT: bb.2:
  ; CHECK-NEXT:   PseudoRET

  bb.0:
    B %bb.1

  bb.1:
    successors: %bb.1(0x40000000), %bb.2(0x40000000)
    $xr5 = XVLD %stack.0, 0
    $r4 = MOVFR2GR_D $f5_64
    BNEZ $r4, %bb.1
    B %bb.2

  bb.2:
    PseudoRET
...