llvm/test/CodeGen/LoongArch/lsx/ir-instruction/sub.ll

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 4
; RUN: llc --mtriple=loongarch64 --mattr=+lsx < %s | FileCheck %s

define void @sub_v16i8(ptr %res, ptr %a0, ptr %a1) nounwind {
; CHECK-LABEL: sub_v16i8:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    vld $vr0, $a1, 0
; CHECK-NEXT:    vld $vr1, $a2, 0
; CHECK-NEXT:    vsub.b $vr0, $vr0, $vr1
; CHECK-NEXT:    vst $vr0, $a0, 0
; CHECK-NEXT:    ret
entry:
  %v0 = load <16 x i8>, ptr %a0
  %v1 = load <16 x i8>, ptr %a1
  %v2 = sub <16 x i8> %v0, %v1
  store <16 x i8> %v2, ptr %res
  ret void
}

define void @sub_v8i16(ptr %res, ptr %a0, ptr %a1) nounwind {
; CHECK-LABEL: sub_v8i16:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    vld $vr0, $a1, 0
; CHECK-NEXT:    vld $vr1, $a2, 0
; CHECK-NEXT:    vsub.h $vr0, $vr0, $vr1
; CHECK-NEXT:    vst $vr0, $a0, 0
; CHECK-NEXT:    ret
entry:
  %v0 = load <8 x i16>, ptr %a0
  %v1 = load <8 x i16>, ptr %a1
  %v2 = sub <8 x i16> %v0, %v1
  store <8 x i16> %v2, ptr %res
  ret void
}

define void @sub_v4i32(ptr %res, ptr %a0, ptr %a1) nounwind {
; CHECK-LABEL: sub_v4i32:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    vld $vr0, $a1, 0
; CHECK-NEXT:    vld $vr1, $a2, 0
; CHECK-NEXT:    vsub.w $vr0, $vr0, $vr1
; CHECK-NEXT:    vst $vr0, $a0, 0
; CHECK-NEXT:    ret
entry:
  %v0 = load <4 x i32>, ptr %a0
  %v1 = load <4 x i32>, ptr %a1
  %v2 = sub <4 x i32> %v0, %v1
  store <4 x i32> %v2, ptr %res
  ret void
}

define void @sub_v2i64(ptr %res, ptr %a0, ptr %a1) nounwind {
; CHECK-LABEL: sub_v2i64:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    vld $vr0, $a1, 0
; CHECK-NEXT:    vld $vr1, $a2, 0
; CHECK-NEXT:    vsub.d $vr0, $vr0, $vr1
; CHECK-NEXT:    vst $vr0, $a0, 0
; CHECK-NEXT:    ret
entry:
  %v0 = load <2 x i64>, ptr %a0
  %v1 = load <2 x i64>, ptr %a1
  %v2 = sub <2 x i64> %v0, %v1
  store <2 x i64> %v2, ptr %res
  ret void
}

define void @sub_v16i8_31(ptr %res, ptr %a0) nounwind {
; CHECK-LABEL: sub_v16i8_31:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    vld $vr0, $a1, 0
; CHECK-NEXT:    vsubi.bu $vr0, $vr0, 31
; CHECK-NEXT:    vst $vr0, $a0, 0
; CHECK-NEXT:    ret
entry:
  %v0 = load <16 x i8>, ptr %a0
  %v1 = sub <16 x i8> %v0, <i8 31, i8 31, i8 31, i8 31, i8 31, i8 31, i8 31, i8 31, i8 31, i8 31, i8 31, i8 31, i8 31, i8 31, i8 31, i8 31>
  store <16 x i8> %v1, ptr %res
  ret void
}

define void @sub_v8i16_31(ptr %res, ptr %a0) nounwind {
; CHECK-LABEL: sub_v8i16_31:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    vld $vr0, $a1, 0
; CHECK-NEXT:    vsubi.hu $vr0, $vr0, 31
; CHECK-NEXT:    vst $vr0, $a0, 0
; CHECK-NEXT:    ret
entry:
  %v0 = load <8 x i16>, ptr %a0
  %v1 = sub <8 x i16> %v0, <i16 31, i16 31, i16 31, i16 31, i16 31, i16 31, i16 31, i16 31>
  store <8 x i16> %v1, ptr %res
  ret void
}

define void @sub_v4i32_31(ptr %res, ptr %a0) nounwind {
; CHECK-LABEL: sub_v4i32_31:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    vld $vr0, $a1, 0
; CHECK-NEXT:    vsubi.wu $vr0, $vr0, 31
; CHECK-NEXT:    vst $vr0, $a0, 0
; CHECK-NEXT:    ret
entry:
  %v0 = load <4 x i32>, ptr %a0
  %v1 = sub <4 x i32> %v0, <i32 31, i32 31, i32 31, i32 31>
  store <4 x i32> %v1, ptr %res
  ret void
}

define void @sub_v2i64_31(ptr %res, ptr %a0) nounwind {
; CHECK-LABEL: sub_v2i64_31:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    vld $vr0, $a1, 0
; CHECK-NEXT:    vsubi.du $vr0, $vr0, 31
; CHECK-NEXT:    vst $vr0, $a0, 0
; CHECK-NEXT:    ret
entry:
  %v0 = load <2 x i64>, ptr %a0
  %v1 = sub <2 x i64> %v0, <i64 31, i64 31>
  store <2 x i64> %v1, ptr %res
  ret void
}