vqsubq.ll | Explore in Territory

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mtriple=thumbv8.1m.main -mattr=+mve.fp -verify-machineinstrs -o - %s | FileCheck %s

define arm_aapcs_vfpcc <16 x i8> @test_vqsubq_u8(<16 x i8> %a, <16 x i8> %b) local_unnamed_addr #0 {
; CHECK-LABEL: test_vqsubq_u8:
; CHECK:       @ %bb.0: @ %entry
; CHECK-NEXT:    vqsub.u8 q0, q0, q1
; CHECK-NEXT:    bx lr
entry:
  %0 = tail call <16 x i8> @llvm.usub.sat.v16i8(<16 x i8> %a, <16 x i8> %b)
  ret <16 x i8> %0
}

declare <16 x i8> @llvm.usub.sat.v16i8(<16 x i8>, <16 x i8>) #1

define arm_aapcs_vfpcc <8 x i16> @test_vqsubq_s16(<8 x i16> %a, <8 x i16> %b) local_unnamed_addr #0 {
; CHECK-LABEL: test_vqsubq_s16:
; CHECK:       @ %bb.0: @ %entry
; CHECK-NEXT:    vqsub.s16 q0, q0, q1
; CHECK-NEXT:    bx lr
entry:
  %0 = tail call <8 x i16> @llvm.ssub.sat.v8i16(<8 x i16> %a, <8 x i16> %b)
  ret <8 x i16> %0
}

declare <8 x i16> @llvm.ssub.sat.v8i16(<8 x i16>, <8 x i16>) #1

define arm_aapcs_vfpcc <4 x i32> @test_vqsubq_u32(<4 x i32> %a, <4 x i32> %b) local_unnamed_addr #0 {
; CHECK-LABEL: test_vqsubq_u32:
; CHECK:       @ %bb.0: @ %entry
; CHECK-NEXT:    vqsub.u32 q0, q0, q1
; CHECK-NEXT:    bx lr
entry:
  %0 = tail call <4 x i32> @llvm.usub.sat.v4i32(<4 x i32> %a, <4 x i32> %b)
  ret <4 x i32> %0
}

declare <4 x i32> @llvm.usub.sat.v4i32(<4 x i32>, <4 x i32>) #1

define arm_aapcs_vfpcc <16 x i8> @test_vqsubq_m_s8(<16 x i8> %inactive, <16 x i8> %a, <16 x i8> %b, i16 zeroext %p) local_unnamed_addr #0 {
; CHECK-LABEL: test_vqsubq_m_s8:
; CHECK:       @ %bb.0: @ %entry
; CHECK-NEXT:    vmsr p0, r0
; CHECK-NEXT:    vpst
; CHECK-NEXT:    vqsubt.s8 q0, q1, q2
; CHECK-NEXT:    bx lr
entry:
  %0 = zext i16 %p to i32
  %1 = tail call <16 x i1> @llvm.arm.mve.pred.i2v.v16i1(i32 %0)
  %2 = tail call <16 x i8> @llvm.arm.mve.qsub.predicated.v16i8.v16i1(<16 x i8> %a, <16 x i8> %b, i32 0, <16 x i1> %1, <16 x i8> %inactive)
  ret <16 x i8> %2
}

declare <16 x i1> @llvm.arm.mve.pred.i2v.v16i1(i32) #2

declare <16 x i8> @llvm.arm.mve.qsub.predicated.v16i8.v16i1(<16 x i8>, <16 x i8>, i32, <16 x i1>, <16 x i8>) #2

define arm_aapcs_vfpcc <8 x i16> @test_vqsubq_m_u16(<8 x i16> %inactive, <8 x i16> %a, <8 x i16> %b, i16 zeroext %p) local_unnamed_addr #0 {
; CHECK-LABEL: test_vqsubq_m_u16:
; CHECK:       @ %bb.0: @ %entry
; CHECK-NEXT:    vmsr p0, r0
; CHECK-NEXT:    vpst
; CHECK-NEXT:    vqsubt.u16 q0, q1, q2
; CHECK-NEXT:    bx lr
entry:
  %0 = zext i16 %p to i32
  %1 = tail call <8 x i1> @llvm.arm.mve.pred.i2v.v8i1(i32 %0)
  %2 = tail call <8 x i16> @llvm.arm.mve.qsub.predicated.v8i16.v8i1(<8 x i16> %a, <8 x i16> %b, i32 1, <8 x i1> %1, <8 x i16> %inactive)
  ret <8 x i16> %2
}

declare <8 x i1> @llvm.arm.mve.pred.i2v.v8i1(i32) #2

declare <8 x i16> @llvm.arm.mve.qsub.predicated.v8i16.v8i1(<8 x i16>, <8 x i16>, i32, <8 x i1>, <8 x i16>) #2

define arm_aapcs_vfpcc <4 x i32> @test_vqsubq_m_s32(<4 x i32> %inactive, <4 x i32> %a, <4 x i32> %b, i16 zeroext %p) local_unnamed_addr #0 {
; CHECK-LABEL: test_vqsubq_m_s32:
; CHECK:       @ %bb.0: @ %entry
; CHECK-NEXT:    vmsr p0, r0
; CHECK-NEXT:    vpst
; CHECK-NEXT:    vqsubt.s32 q0, q1, q2
; CHECK-NEXT:    bx lr
entry:
  %0 = zext i16 %p to i32
  %1 = tail call <4 x i1> @llvm.arm.mve.pred.i2v.v4i1(i32 %0)
  %2 = tail call <4 x i32> @llvm.arm.mve.qsub.predicated.v4i32.v4i1(<4 x i32> %a, <4 x i32> %b, i32 0, <4 x i1> %1, <4 x i32> %inactive)
  ret <4 x i32> %2
}

declare <4 x i1> @llvm.arm.mve.pred.i2v.v4i1(i32) #2

declare <4 x i32> @llvm.arm.mve.qsub.predicated.v4i32.v4i1(<4 x i32>, <4 x i32>, i32, <4 x i1>, <4 x i32>) #2

define arm_aapcs_vfpcc <16 x i8> @test_vqsubq_n_u8(<16 x i8> %a, i8 zeroext %b) {
; CHECK-LABEL: test_vqsubq_n_u8:
; CHECK:       @ %bb.0: @ %entry
; CHECK-NEXT:    vqsub.u8 q0, q0, r0
; CHECK-NEXT:    bx lr
entry:
  %.splatinsert = insertelement <16 x i8> undef, i8 %b, i32 0
  %.splat = shufflevector <16 x i8> %.splatinsert, <16 x i8> undef, <16 x i32> zeroinitializer
  %0 = call <16 x i8> @llvm.usub.sat.v16i8(<16 x i8> %a, <16 x i8> %.splat)
  ret <16 x i8> %0
}

define arm_aapcs_vfpcc <8 x i16> @test_vqsubq_n_s16(<8 x i16> %a, i16 signext %b) {
; CHECK-LABEL: test_vqsubq_n_s16:
; CHECK:       @ %bb.0: @ %entry
; CHECK-NEXT:    vqsub.s16 q0, q0, r0
; CHECK-NEXT:    bx lr
entry:
  %.splatinsert = insertelement <8 x i16> undef, i16 %b, i32 0
  %.splat = shufflevector <8 x i16> %.splatinsert, <8 x i16> undef, <8 x i32> zeroinitializer
  %0 = call <8 x i16> @llvm.ssub.sat.v8i16(<8 x i16> %a, <8 x i16> %.splat)
  ret <8 x i16> %0
}

define arm_aapcs_vfpcc <4 x i32> @test_vqsubq_n_u32(<4 x i32> %a, i32 %b) {
; CHECK-LABEL: test_vqsubq_n_u32:
; CHECK:       @ %bb.0: @ %entry
; CHECK-NEXT:    vqsub.u32 q0, q0, r0
; CHECK-NEXT:    bx lr
entry:
  %.splatinsert = insertelement <4 x i32> undef, i32 %b, i32 0
  %.splat = shufflevector <4 x i32> %.splatinsert, <4 x i32> undef, <4 x i32> zeroinitializer
  %0 = call <4 x i32> @llvm.usub.sat.v4i32(<4 x i32> %a, <4 x i32> %.splat)
  ret <4 x i32> %0
}

define arm_aapcs_vfpcc <16 x i8> @test_vqsubq_m_n_s8(<16 x i8> %inactive, <16 x i8> %a, i8 signext %b, i16 zeroext %p) {
; CHECK-LABEL: test_vqsubq_m_n_s8:
; CHECK:       @ %bb.0: @ %entry
; CHECK-NEXT:    vmsr p0, r1
; CHECK-NEXT:    vpst
; CHECK-NEXT:    vqsubt.s8 q0, q1, r0
; CHECK-NEXT:    bx lr
entry:
  %.splatinsert = insertelement <16 x i8> undef, i8 %b, i32 0
  %.splat = shufflevector <16 x i8> %.splatinsert, <16 x i8> undef, <16 x i32> zeroinitializer
  %0 = zext i16 %p to i32
  %1 = call <16 x i1> @llvm.arm.mve.pred.i2v.v16i1(i32 %0)
  %2 = call <16 x i8> @llvm.arm.mve.qsub.predicated.v16i8.v16i1(<16 x i8> %a, <16 x i8> %.splat, i32 0, <16 x i1> %1, <16 x i8> %inactive)
  ret <16 x i8> %2
}

define arm_aapcs_vfpcc <8 x i16> @test_vqsubq_m_n_u16(<8 x i16> %inactive, <8 x i16> %a, i16 zeroext %b, i16 zeroext %p) {
; CHECK-LABEL: test_vqsubq_m_n_u16:
; CHECK:       @ %bb.0: @ %entry
; CHECK-NEXT:    vmsr p0, r1
; CHECK-NEXT:    vpst
; CHECK-NEXT:    vqsubt.u16 q0, q1, r0
; CHECK-NEXT:    bx lr
entry:
  %.splatinsert = insertelement <8 x i16> undef, i16 %b, i32 0
  %.splat = shufflevector <8 x i16> %.splatinsert, <8 x i16> undef, <8 x i32> zeroinitializer
  %0 = zext i16 %p to i32
  %1 = call <8 x i1> @llvm.arm.mve.pred.i2v.v8i1(i32 %0)
  %2 = call <8 x i16> @llvm.arm.mve.qsub.predicated.v8i16.v8i1(<8 x i16> %a, <8 x i16> %.splat, i32 1, <8 x i1> %1, <8 x i16> %inactive)
  ret <8 x i16> %2
}

define arm_aapcs_vfpcc <4 x i32> @test_vqsubq_m_n_s32(<4 x i32> %inactive, <4 x i32> %a, i32 %b, i16 zeroext %p) {
; CHECK-LABEL: test_vqsubq_m_n_s32:
; CHECK:       @ %bb.0: @ %entry
; CHECK-NEXT:    vmsr p0, r1
; CHECK-NEXT:    vpst
; CHECK-NEXT:    vqsubt.s32 q0, q1, r0
; CHECK-NEXT:    bx lr
entry:
  %.splatinsert = insertelement <4 x i32> undef, i32 %b, i32 0
  %.splat = shufflevector <4 x i32> %.splatinsert, <4 x i32> undef, <4 x i32> zeroinitializer
  %0 = zext i16 %p to i32
  %1 = call <4 x i1> @llvm.arm.mve.pred.i2v.v4i1(i32 %0)
  %2 = call <4 x i32> @llvm.arm.mve.qsub.predicated.v4i32.v4i1(<4 x i32> %a, <4 x i32> %.splat, i32 0, <4 x i1> %1, <4 x i32> %inactive)
  ret <4 x i32> %2
}
llvm/llvm/test/CodeGen/Thumb2/mve-intrinsics/vqsubq.ll
