third_party/llvm-7.0/llvm/test/CodeGen/AArch64/GlobalISel/select-load.mir

# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple=aarch64-- -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s

--- |
  target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128"

  define void @load_s64_gpr(i64* %addr) { ret void }
  define void @load_s32_gpr(i32* %addr) { ret void }
  define void @load_s16_gpr_anyext(i16* %addr) { ret void }
  define void @load_s16_gpr(i16* %addr) { ret void }
  define void @load_s8_gpr_anyext(i8* %addr) { ret void }
  define void @load_s8_gpr(i8* %addr) { ret void }

  define void @load_fi_s64_gpr() {
    %ptr0 = alloca i64
    ret void
  }

  define void @load_gep_128_s64_gpr(i64* %addr) { ret void }
  define void @load_gep_512_s32_gpr(i32* %addr) { ret void }
  define void @load_gep_64_s16_gpr(i16* %addr) { ret void }
  define void @load_gep_1_s8_gpr(i8* %addr) { ret void }

  define void @load_s64_fpr(i64* %addr) { ret void }
  define void @load_s32_fpr(i32* %addr) { ret void }
  define void @load_s16_fpr(i16* %addr) { ret void }
  define void @load_s8_fpr(i8* %addr) { ret void }

  define void @load_gep_8_s64_fpr(i64* %addr) { ret void }
  define void @load_gep_16_s32_fpr(i32* %addr) { ret void }
  define void @load_gep_64_s16_fpr(i16* %addr) { ret void }
  define void @load_gep_32_s8_fpr(i8* %addr) { ret void }

  define void @load_v2s32(i64 *%addr) { ret void }
...

---
name:            load_s64_gpr
legalized:       true
regBankSelected: true

registers:
  - { id: 0, class: gpr }
  - { id: 1, class: gpr }

body:             |
  bb.0:
    liveins: $x0

    ; CHECK-LABEL: name: load_s64_gpr
    ; CHECK: [[COPY:%[0-9]+]]:gpr64sp = COPY $x0
    ; CHECK: [[LDRXui:%[0-9]+]]:gpr64 = LDRXui [[COPY]], 0 :: (load 8 from %ir.addr)
    ; CHECK: $x0 = COPY [[LDRXui]]
    %0(p0) = COPY $x0
    %1(s64) = G_LOAD  %0 :: (load 8 from %ir.addr)
    $x0 = COPY %1(s64)
...

---
name:            load_s32_gpr
legalized:       true
regBankSelected: true

registers:
  - { id: 0, class: gpr }
  - { id: 1, class: gpr }

body:             |
  bb.0:
    liveins: $x0

    ; CHECK-LABEL: name: load_s32_gpr
    ; CHECK: [[COPY:%[0-9]+]]:gpr64sp = COPY $x0
    ; CHECK: [[LDRWui:%[0-9]+]]:gpr32 = LDRWui [[COPY]], 0 :: (load 4 from %ir.addr)
    ; CHECK: $w0 = COPY [[LDRWui]]
    %0(p0) = COPY $x0
    %1(s32) = G_LOAD  %0 :: (load 4 from %ir.addr)
    $w0 = COPY %1(s32)
...

---
name:            load_s16_gpr_anyext
legalized:       true
regBankSelected: true

body:             |
  bb.0:
    liveins: $x0

    ; CHECK-LABEL: name: load_s16_gpr_anyext
    ; CHECK: [[COPY:%[0-9]+]]:gpr64sp = COPY $x0
    ; CHECK: [[LDRHHui:%[0-9]+]]:gpr32 = LDRHHui [[COPY]], 0 :: (load 2 from %ir.addr)
    ; CHECK: $w0 = COPY [[LDRHHui]]
    %0:gpr(p0) = COPY $x0
    %1:gpr(s32) = G_LOAD  %0 :: (load 2 from %ir.addr)
    $w0 = COPY %1(s32)
...

---
name:            load_s16_gpr
legalized:       true
regBankSelected: true

registers:
  - { id: 0, class: gpr }
  - { id: 1, class: gpr }

body:             |
  bb.0:
    liveins: $x0

    ; CHECK-LABEL: name: load_s16_gpr
    ; CHECK: [[COPY:%[0-9]+]]:gpr64sp = COPY $x0
    ; CHECK: [[LDRHHui:%[0-9]+]]:gpr32 = LDRHHui [[COPY]], 0 :: (load 2 from %ir.addr)
    ; CHECK: [[T0:%[0-9]+]]:gpr32all = COPY [[LDRHHui]]
    ; CHECK: $w0 = COPY [[T0]]
    %0(p0) = COPY $x0
    %1(s16) = G_LOAD  %0 :: (load 2 from %ir.addr)
    %2:gpr(s32) = G_ANYEXT %1
    $w0 = COPY %2(s32)
...

---
name:            load_s8_gpr_anyext
legalized:       true
regBankSelected: true

body:             |
  bb.0:
    liveins: $x0

    ; CHECK-LABEL: name: load_s8_gpr
    ; CHECK: [[COPY:%[0-9]+]]:gpr64sp = COPY $x0
    ; CHECK: [[LDRBBui:%[0-9]+]]:gpr32 = LDRBBui [[COPY]], 0 :: (load 1 from %ir.addr)
    ; CHECK: $w0 = COPY [[LDRBBui]]
    %0:gpr(p0) = COPY $x0
    %1:gpr(s32) = G_LOAD  %0 :: (load 1 from %ir.addr)
    $w0 = COPY %1(s32)
...

---
name:            load_s8_gpr
legalized:       true
regBankSelected: true

registers:
  - { id: 0, class: gpr }
  - { id: 1, class: gpr }

body:             |
  bb.0:
    liveins: $x0

    ; CHECK-LABEL: name: load_s8_gpr
    ; CHECK: [[COPY:%[0-9]+]]:gpr64sp = COPY $x0
    ; CHECK: [[LDRBBui:%[0-9]+]]:gpr32 = LDRBBui [[COPY]], 0 :: (load 1 from %ir.addr)
    ; CHECK: [[T0:%[0-9]+]]:gpr32all = COPY [[LDRBBui]]
    ; CHECK: $w0 = COPY [[T0]]
    %0(p0) = COPY $x0
    %1(s8) = G_LOAD  %0 :: (load 1 from %ir.addr)
    %2:gpr(s32) = G_ANYEXT %1
    $w0 = COPY %2(s32)
...

---
name:            load_fi_s64_gpr
legalized:       true
regBankSelected: true

registers:
  - { id: 0, class: gpr }
  - { id: 1, class: gpr }

stack:
  - { id: 0, name: ptr0, offset: 0, size: 8, alignment: 8 }

body:             |
  bb.0:
    liveins: $x0

    ; CHECK-LABEL: name: load_fi_s64_gpr
    ; CHECK: [[LDRXui:%[0-9]+]]:gpr64 = LDRXui %stack.0.ptr0, 0 :: (load 8)
    ; CHECK: $x0 = COPY [[LDRXui]]
    %0(p0) = G_FRAME_INDEX %stack.0.ptr0
    %1(s64) = G_LOAD %0 :: (load 8)
    $x0 = COPY %1(s64)
...

---
name:            load_gep_128_s64_gpr
legalized:       true
regBankSelected: true

registers:
  - { id: 0, class: gpr }
  - { id: 1, class: gpr }
  - { id: 2, class: gpr }
  - { id: 3, class: gpr }

body:             |
  bb.0:
    liveins: $x0

    ; CHECK-LABEL: name: load_gep_128_s64_gpr
    ; CHECK: [[COPY:%[0-9]+]]:gpr64sp = COPY $x0
    ; CHECK: [[LDRXui:%[0-9]+]]:gpr64 = LDRXui [[COPY]], 16 :: (load 8 from %ir.addr)
    ; CHECK: $x0 = COPY [[LDRXui]]
    %0(p0) = COPY $x0
    %1(s64) = G_CONSTANT i64 128
    %2(p0) = G_GEP %0, %1
    %3(s64) = G_LOAD %2 :: (load 8 from %ir.addr)
    $x0 = COPY %3
...

---
name:            load_gep_512_s32_gpr
legalized:       true
regBankSelected: true

registers:
  - { id: 0, class: gpr }
  - { id: 1, class: gpr }
  - { id: 2, class: gpr }
  - { id: 3, class: gpr }

body:             |
  bb.0:
    liveins: $x0

    ; CHECK-LABEL: name: load_gep_512_s32_gpr
    ; CHECK: [[COPY:%[0-9]+]]:gpr64sp = COPY $x0
    ; CHECK: [[LDRWui:%[0-9]+]]:gpr32 = LDRWui [[COPY]], 128 :: (load 4 from %ir.addr)
    ; CHECK: $w0 = COPY [[LDRWui]]
    %0(p0) = COPY $x0
    %1(s64) = G_CONSTANT i64 512
    %2(p0) = G_GEP %0, %1
    %3(s32) = G_LOAD %2 :: (load 4 from %ir.addr)
    $w0 = COPY %3
...

---
name:            load_gep_64_s16_gpr
legalized:       true
regBankSelected: true

registers:
  - { id: 0, class: gpr }
  - { id: 1, class: gpr }
  - { id: 2, class: gpr }
  - { id: 3, class: gpr }

body:             |
  bb.0:
    liveins: $x0

    ; CHECK-LABEL: name: load_gep_64_s16_gpr
    ; CHECK: [[COPY:%[0-9]+]]:gpr64sp = COPY $x0
    ; CHECK: [[LDRHHui:%[0-9]+]]:gpr32 = LDRHHui [[COPY]], 32 :: (load 2 from %ir.addr)
    ; CHECK: [[T0:%[0-9]+]]:gpr32all = COPY [[LDRHHui]]
    ; CHECK: $w0 = COPY [[T0]]
    %0(p0) = COPY $x0
    %1(s64) = G_CONSTANT i64 64
    %2(p0) = G_GEP %0, %1
    %3(s16) = G_LOAD %2 :: (load 2 from %ir.addr)
    %4:gpr(s32) = G_ANYEXT %3
    $w0 = COPY %4
...

---
name:            load_gep_1_s8_gpr
legalized:       true
regBankSelected: true

registers:
  - { id: 0, class: gpr }
  - { id: 1, class: gpr }
  - { id: 2, class: gpr }
  - { id: 3, class: gpr }

body:             |
  bb.0:
    liveins: $x0

    ; CHECK-LABEL: name: load_gep_1_s8_gpr
    ; CHECK: [[COPY:%[0-9]+]]:gpr64sp = COPY $x0
    ; CHECK: [[LDRBBui:%[0-9]+]]:gpr32 = LDRBBui [[COPY]], 1 :: (load 1 from %ir.addr)
    ; CHECK: [[T0:%[0-9]+]]:gpr32all = COPY [[LDRBBui]]
    ; CHECK: $w0 = COPY [[T0]]
    %0(p0) = COPY $x0
    %1(s64) = G_CONSTANT i64 1
    %2(p0) = G_GEP %0, %1
    %3(s8) = G_LOAD %2 :: (load 1 from %ir.addr)
    %4:gpr(s32) = G_ANYEXT %3
    $w0 = COPY %4
...

---
name:            load_s64_fpr
legalized:       true
regBankSelected: true

registers:
  - { id: 0, class: gpr }
  - { id: 1, class: fpr }

body:             |
  bb.0:
    liveins: $x0

    ; CHECK-LABEL: name: load_s64_fpr
    ; CHECK: [[COPY:%[0-9]+]]:gpr64sp = COPY $x0
    ; CHECK: [[LDRDui:%[0-9]+]]:fpr64 = LDRDui [[COPY]], 0 :: (load 8 from %ir.addr)
    ; CHECK: $d0 = COPY [[LDRDui]]
    %0(p0) = COPY $x0
    %1(s64) = G_LOAD  %0 :: (load 8 from %ir.addr)
    $d0 = COPY %1(s64)
...

---
name:            load_s32_fpr
legalized:       true
regBankSelected: true

registers:
  - { id: 0, class: gpr }
  - { id: 1, class: fpr }

body:             |
  bb.0:
    liveins: $x0

    ; CHECK-LABEL: name: load_s32_fpr
    ; CHECK: [[COPY:%[0-9]+]]:gpr64sp = COPY $x0
    ; CHECK: [[LDRSui:%[0-9]+]]:fpr32 = LDRSui [[COPY]], 0 :: (load 4 from %ir.addr)
    ; CHECK: $s0 = COPY [[LDRSui]]
    %0(p0) = COPY $x0
    %1(s32) = G_LOAD  %0 :: (load 4 from %ir.addr)
    $s0 = COPY %1(s32)
...

---
name:            load_s16_fpr
legalized:       true
regBankSelected: true

registers:
  - { id: 0, class: gpr }
  - { id: 1, class: fpr }

body:             |
  bb.0:
    liveins: $x0

    ; CHECK-LABEL: name: load_s16_fpr
    ; CHECK: [[COPY:%[0-9]+]]:gpr64sp = COPY $x0
    ; CHECK: [[LDRHui:%[0-9]+]]:fpr16 = LDRHui [[COPY]], 0 :: (load 2 from %ir.addr)
    ; CHECK: $h0 = COPY [[LDRHui]]
    %0(p0) = COPY $x0
    %1(s16) = G_LOAD  %0 :: (load 2 from %ir.addr)
    $h0 = COPY %1(s16)
...

---
name:            load_s8_fpr
legalized:       true
regBankSelected: true

registers:
  - { id: 0, class: gpr }
  - { id: 1, class: fpr }

body:             |
  bb.0:
    liveins: $x0

    ; CHECK-LABEL: name: load_s8_fpr
    ; CHECK: [[COPY:%[0-9]+]]:gpr64sp = COPY $x0
    ; CHECK: [[LDRBui:%[0-9]+]]:fpr8 = LDRBui [[COPY]], 0 :: (load 1 from %ir.addr)
    ; CHECK: $b0 = COPY [[LDRBui]]
    %0(p0) = COPY $x0
    %1(s8) = G_LOAD  %0 :: (load 1 from %ir.addr)
    $b0 = COPY %1(s8)
...

---
name:            load_gep_8_s64_fpr
legalized:       true
regBankSelected: true

registers:
  - { id: 0, class: gpr }
  - { id: 1, class: gpr }
  - { id: 2, class: gpr }
  - { id: 3, class: fpr }

body:             |
  bb.0:
    liveins: $x0

    ; CHECK-LABEL: name: load_gep_8_s64_fpr
    ; CHECK: [[COPY:%[0-9]+]]:gpr64sp = COPY $x0
    ; CHECK: [[LDRDui:%[0-9]+]]:fpr64 = LDRDui [[COPY]], 1 :: (load 8 from %ir.addr)
    ; CHECK: $d0 = COPY [[LDRDui]]
    %0(p0) = COPY $x0
    %1(s64) = G_CONSTANT i64 8
    %2(p0) = G_GEP %0, %1
    %3(s64) = G_LOAD %2 :: (load 8 from %ir.addr)
    $d0 = COPY %3
...

---
name:            load_gep_16_s32_fpr
legalized:       true
regBankSelected: true

registers:
  - { id: 0, class: gpr }
  - { id: 1, class: gpr }
  - { id: 2, class: gpr }
  - { id: 3, class: fpr }

body:             |
  bb.0:
    liveins: $x0

    ; CHECK-LABEL: name: load_gep_16_s32_fpr
    ; CHECK: [[COPY:%[0-9]+]]:gpr64sp = COPY $x0
    ; CHECK: [[LDRSui:%[0-9]+]]:fpr32 = LDRSui [[COPY]], 4 :: (load 4 from %ir.addr)
    ; CHECK: $s0 = COPY [[LDRSui]]
    %0(p0) = COPY $x0
    %1(s64) = G_CONSTANT i64 16
    %2(p0) = G_GEP %0, %1
    %3(s32) = G_LOAD %2 :: (load 4 from %ir.addr)
    $s0 = COPY %3
...

---
name:            load_gep_64_s16_fpr
legalized:       true
regBankSelected: true

registers:
  - { id: 0, class: gpr }
  - { id: 1, class: gpr }
  - { id: 2, class: gpr }
  - { id: 3, class: fpr }

body:             |
  bb.0:
    liveins: $x0

    ; CHECK-LABEL: name: load_gep_64_s16_fpr
    ; CHECK: [[COPY:%[0-9]+]]:gpr64sp = COPY $x0
    ; CHECK: [[LDRHui:%[0-9]+]]:fpr16 = LDRHui [[COPY]], 32 :: (load 2 from %ir.addr)
    ; CHECK: $h0 = COPY [[LDRHui]]
    %0(p0) = COPY $x0
    %1(s64) = G_CONSTANT i64 64
    %2(p0) = G_GEP %0, %1
    %3(s16) = G_LOAD %2 :: (load 2 from %ir.addr)
    $h0 = COPY %3
...

---
name:            load_gep_32_s8_fpr
legalized:       true
regBankSelected: true

registers:
  - { id: 0, class: gpr }
  - { id: 1, class: gpr }
  - { id: 2, class: gpr }
  - { id: 3, class: fpr }

body:             |
  bb.0:
    liveins: $x0

    ; CHECK-LABEL: name: load_gep_32_s8_fpr
    ; CHECK: [[COPY:%[0-9]+]]:gpr64sp = COPY $x0
    ; CHECK: [[LDRBui:%[0-9]+]]:fpr8 = LDRBui [[COPY]], 32 :: (load 1 from %ir.addr)
    ; CHECK: $b0 = COPY [[LDRBui]]
    %0(p0) = COPY $x0
    %1(s64) = G_CONSTANT i64 32
    %2(p0) = G_GEP %0, %1
    %3(s8) = G_LOAD %2 :: (load 1 from %ir.addr)
    $b0 = COPY %3
...
---
name:            load_v2s32
legalized:       true
regBankSelected: true

registers:
  - { id: 0, class: gpr }
  - { id: 1, class: fpr }

body:             |
  bb.0:
    liveins: $x0

    ; CHECK-LABEL: name: load_v2s32
    ; CHECK: [[COPY:%[0-9]+]]:gpr64sp = COPY $x0
    ; CHECK: [[LDRDui:%[0-9]+]]:fpr64 = LDRDui [[COPY]], 0 :: (load 8 from %ir.addr)
    ; CHECK: $d0 = COPY [[LDRDui]]
    %0(p0) = COPY $x0
    %1(<2 x s32>) = G_LOAD %0 :: (load 8 from %ir.addr)
    $d0 = COPY %1(<2 x s32>)
...