llvm/llvm/test/CodeGen/Mips/GlobalISel/instruction-select/zextLoad_and_sextLoad.mir

# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -O0 -mtriple=mipsel-linux-gnu -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s -check-prefixes=MIPS32
--- |

  define void @load1_s8_to_zextLoad1_s32(ptr %px) {entry: ret void}
  define void @load2_s16_to_zextLoad2_s32(ptr %px) {entry: ret void}
  define void @load1_s8_to_sextLoad1_s32(ptr %px) {entry: ret void}
  define void @load2_s16_to_sextLoad2_s32(ptr %px) {entry: ret void}

...
---
name:            load1_s8_to_zextLoad1_s32
alignment:       4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
body:             |
  bb.1.entry:
    liveins: $a0

    ; MIPS32-LABEL: name: load1_s8_to_zextLoad1_s32
    ; MIPS32: liveins: $a0
    ; MIPS32: [[COPY:%[0-9]+]]:gpr32 = COPY $a0
    ; MIPS32: [[LBu:%[0-9]+]]:gpr32 = LBu [[COPY]], 0 :: (load (s8) from %ir.px)
    ; MIPS32: $v0 = COPY [[LBu]]
    ; MIPS32: RetRA implicit $v0
    %0:gprb(p0) = COPY $a0
    %2:gprb(s32) = G_ZEXTLOAD %0(p0) :: (load (s8) from %ir.px)
    $v0 = COPY %2(s32)
    RetRA implicit $v0

...
---
name:            load2_s16_to_zextLoad2_s32
alignment:       4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
body:             |
  bb.1.entry:
    liveins: $a0

    ; MIPS32-LABEL: name: load2_s16_to_zextLoad2_s32
    ; MIPS32: liveins: $a0
    ; MIPS32: [[COPY:%[0-9]+]]:gpr32 = COPY $a0
    ; MIPS32: [[LHu:%[0-9]+]]:gpr32 = LHu [[COPY]], 0 :: (load (s16) from %ir.px)
    ; MIPS32: $v0 = COPY [[LHu]]
    ; MIPS32: RetRA implicit $v0
    %0:gprb(p0) = COPY $a0
    %2:gprb(s32) = G_ZEXTLOAD %0(p0) :: (load (s16) from %ir.px)
    $v0 = COPY %2(s32)
    RetRA implicit $v0

...
---
name:            load1_s8_to_sextLoad1_s32
alignment:       4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
body:             |
  bb.1.entry:
    liveins: $a0

    ; MIPS32-LABEL: name: load1_s8_to_sextLoad1_s32
    ; MIPS32: liveins: $a0
    ; MIPS32: [[COPY:%[0-9]+]]:gpr32 = COPY $a0
    ; MIPS32: [[LB:%[0-9]+]]:gpr32 = LB [[COPY]], 0 :: (load (s8) from %ir.px)
    ; MIPS32: $v0 = COPY [[LB]]
    ; MIPS32: RetRA implicit $v0
    %0:gprb(p0) = COPY $a0
    %2:gprb(s32) = G_SEXTLOAD %0(p0) :: (load (s8) from %ir.px)
    $v0 = COPY %2(s32)
    RetRA implicit $v0

...
---
name:            load2_s16_to_sextLoad2_s32
alignment:       4
legalized:       true
regBankSelected: true
tracksRegLiveness: true
body:             |
  bb.1.entry:
    liveins: $a0

    ; MIPS32-LABEL: name: load2_s16_to_sextLoad2_s32
    ; MIPS32: liveins: $a0
    ; MIPS32: [[COPY:%[0-9]+]]:gpr32 = COPY $a0
    ; MIPS32: [[LH:%[0-9]+]]:gpr32 = LH [[COPY]], 0 :: (load (s16) from %ir.px)
    ; MIPS32: $v0 = COPY [[LH]]
    ; MIPS32: RetRA implicit $v0
    %0:gprb(p0) = COPY $a0
    %2:gprb(s32) = G_SEXTLOAD %0(p0) :: (load (s16) from %ir.px)
    $v0 = COPY %2(s32)
    RetRA implicit $v0

...