clang/lib/Sema/SemaX86.cpp

//===------ SemaX86.cpp ---------- X86 target-specific routines -----------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
//  This file implements semantic analysis functions specific to X86.
//
//===----------------------------------------------------------------------===//

#include "clang/Sema/SemaX86.h"
#include "clang/Basic/DiagnosticSema.h"
#include "clang/Basic/TargetBuiltins.h"
#include "clang/Basic/TargetInfo.h"
#include "clang/Sema/Attr.h"
#include "clang/Sema/ParsedAttr.h"
#include "clang/Sema/Sema.h"
#include "llvm/ADT/APSInt.h"
#include "llvm/TargetParser/Triple.h"
#include <bitset>

namespace clang {

SemaX86::SemaX86(Sema &S) : SemaBase(S) {}

// Check if the rounding mode is legal.
bool SemaX86::CheckBuiltinRoundingOrSAE(unsigned BuiltinID, CallExpr *TheCall) {
  // Indicates if this instruction has rounding control or just SAE.
  bool HasRC = false;

  unsigned ArgNum = 0;
  switch (BuiltinID) {
  default:
    return false;
  case X86::BI__builtin_ia32_vcvttsd2si32:
  case X86::BI__builtin_ia32_vcvttsd2si64:
  case X86::BI__builtin_ia32_vcvttsd2usi32:
  case X86::BI__builtin_ia32_vcvttsd2usi64:
  case X86::BI__builtin_ia32_vcvttss2si32:
  case X86::BI__builtin_ia32_vcvttss2si64:
  case X86::BI__builtin_ia32_vcvttss2usi32:
  case X86::BI__builtin_ia32_vcvttss2usi64:
  case X86::BI__builtin_ia32_vcvttsh2si32:
  case X86::BI__builtin_ia32_vcvttsh2si64:
  case X86::BI__builtin_ia32_vcvttsh2usi32:
  case X86::BI__builtin_ia32_vcvttsh2usi64:
  case X86::BI__builtin_ia32_vcvttsd2sis32:
  case X86::BI__builtin_ia32_vcvttsd2usis32:
  case X86::BI__builtin_ia32_vcvttss2sis32:
  case X86::BI__builtin_ia32_vcvttss2usis32:
  case X86::BI__builtin_ia32_vcvttsd2sis64:
  case X86::BI__builtin_ia32_vcvttsd2usis64:
  case X86::BI__builtin_ia32_vcvttss2sis64:
  case X86::BI__builtin_ia32_vcvttss2usis64:
    ArgNum = 1;
    break;
  case X86::BI__builtin_ia32_maxpd512:
  case X86::BI__builtin_ia32_maxps512:
  case X86::BI__builtin_ia32_minpd512:
  case X86::BI__builtin_ia32_minps512:
  case X86::BI__builtin_ia32_maxph512:
  case X86::BI__builtin_ia32_minph512:
    ArgNum = 2;
    break;
  case X86::BI__builtin_ia32_vcvtph2pd512_mask:
  case X86::BI__builtin_ia32_vcvtph2psx512_mask:
  case X86::BI__builtin_ia32_cvtps2pd512_mask:
  case X86::BI__builtin_ia32_cvttpd2dq512_mask:
  case X86::BI__builtin_ia32_cvttpd2qq512_mask:
  case X86::BI__builtin_ia32_cvttpd2udq512_mask:
  case X86::BI__builtin_ia32_cvttpd2uqq512_mask:
  case X86::BI__builtin_ia32_cvttps2dq512_mask:
  case X86::BI__builtin_ia32_cvttps2qq512_mask:
  case X86::BI__builtin_ia32_cvttps2udq512_mask:
  case X86::BI__builtin_ia32_cvttps2uqq512_mask:
  case X86::BI__builtin_ia32_vcvttph2w512_mask:
  case X86::BI__builtin_ia32_vcvttph2uw512_mask:
  case X86::BI__builtin_ia32_vcvttph2dq512_mask:
  case X86::BI__builtin_ia32_vcvttph2udq512_mask:
  case X86::BI__builtin_ia32_vcvttph2qq512_mask:
  case X86::BI__builtin_ia32_vcvttph2uqq512_mask:
  case X86::BI__builtin_ia32_getexppd512_mask:
  case X86::BI__builtin_ia32_getexpps512_mask:
  case X86::BI__builtin_ia32_getexpph512_mask:
  case X86::BI__builtin_ia32_vcomisd:
  case X86::BI__builtin_ia32_vcomiss:
  case X86::BI__builtin_ia32_vcomish:
  case X86::BI__builtin_ia32_vcvtph2ps512_mask:
  case X86::BI__builtin_ia32_vcvttph2ibs512_mask:
  case X86::BI__builtin_ia32_vcvttph2iubs512_mask:
  case X86::BI__builtin_ia32_vcvttps2ibs512_mask:
  case X86::BI__builtin_ia32_vcvttps2iubs512_mask:
    ArgNum = 3;
    break;
  case X86::BI__builtin_ia32_cmppd512_mask:
  case X86::BI__builtin_ia32_cmpps512_mask:
  case X86::BI__builtin_ia32_cmpsd_mask:
  case X86::BI__builtin_ia32_cmpss_mask:
  case X86::BI__builtin_ia32_cmpsh_mask:
  case X86::BI__builtin_ia32_vcvtsh2sd_round_mask:
  case X86::BI__builtin_ia32_vcvtsh2ss_round_mask:
  case X86::BI__builtin_ia32_cvtss2sd_round_mask:
  case X86::BI__builtin_ia32_getexpsd128_round_mask:
  case X86::BI__builtin_ia32_getexpss128_round_mask:
  case X86::BI__builtin_ia32_getexpsh128_round_mask:
  case X86::BI__builtin_ia32_getmantpd512_mask:
  case X86::BI__builtin_ia32_getmantps512_mask:
  case X86::BI__builtin_ia32_getmantph512_mask:
  case X86::BI__builtin_ia32_maxsd_round_mask:
  case X86::BI__builtin_ia32_maxss_round_mask:
  case X86::BI__builtin_ia32_maxsh_round_mask:
  case X86::BI__builtin_ia32_minsd_round_mask:
  case X86::BI__builtin_ia32_minss_round_mask:
  case X86::BI__builtin_ia32_minsh_round_mask:
  case X86::BI__builtin_ia32_reducepd512_mask:
  case X86::BI__builtin_ia32_reduceps512_mask:
  case X86::BI__builtin_ia32_reduceph512_mask:
  case X86::BI__builtin_ia32_rndscalepd_mask:
  case X86::BI__builtin_ia32_rndscaleps_mask:
  case X86::BI__builtin_ia32_rndscaleph_mask:
    ArgNum = 4;
    break;
  case X86::BI__builtin_ia32_fixupimmpd512_mask:
  case X86::BI__builtin_ia32_fixupimmpd512_maskz:
  case X86::BI__builtin_ia32_fixupimmps512_mask:
  case X86::BI__builtin_ia32_fixupimmps512_maskz:
  case X86::BI__builtin_ia32_fixupimmsd_mask:
  case X86::BI__builtin_ia32_fixupimmsd_maskz:
  case X86::BI__builtin_ia32_fixupimmss_mask:
  case X86::BI__builtin_ia32_fixupimmss_maskz:
  case X86::BI__builtin_ia32_getmantsd_round_mask:
  case X86::BI__builtin_ia32_getmantss_round_mask:
  case X86::BI__builtin_ia32_getmantsh_round_mask:
  case X86::BI__builtin_ia32_rangepd512_mask:
  case X86::BI__builtin_ia32_rangeps512_mask:
  case X86::BI__builtin_ia32_rangesd128_round_mask:
  case X86::BI__builtin_ia32_rangess128_round_mask:
  case X86::BI__builtin_ia32_reducesd_mask:
  case X86::BI__builtin_ia32_reducess_mask:
  case X86::BI__builtin_ia32_reducesh_mask:
  case X86::BI__builtin_ia32_rndscalesd_round_mask:
  case X86::BI__builtin_ia32_rndscaless_round_mask:
  case X86::BI__builtin_ia32_rndscalesh_round_mask:
  case X86::BI__builtin_ia32_vminmaxpd512_round_mask:
  case X86::BI__builtin_ia32_vminmaxps512_round_mask:
  case X86::BI__builtin_ia32_vminmaxph512_round_mask:
  case X86::BI__builtin_ia32_vminmaxsd_round_mask:
  case X86::BI__builtin_ia32_vminmaxsh_round_mask:
  case X86::BI__builtin_ia32_vminmaxss_round_mask:
    ArgNum = 5;
    break;
  case X86::BI__builtin_ia32_vcvtsd2si64:
  case X86::BI__builtin_ia32_vcvtsd2si32:
  case X86::BI__builtin_ia32_vcvtsd2usi32:
  case X86::BI__builtin_ia32_vcvtsd2usi64:
  case X86::BI__builtin_ia32_vcvtss2si32:
  case X86::BI__builtin_ia32_vcvtss2si64:
  case X86::BI__builtin_ia32_vcvtss2usi32:
  case X86::BI__builtin_ia32_vcvtss2usi64:
  case X86::BI__builtin_ia32_vcvtsh2si32:
  case X86::BI__builtin_ia32_vcvtsh2si64:
  case X86::BI__builtin_ia32_vcvtsh2usi32:
  case X86::BI__builtin_ia32_vcvtsh2usi64:
  case X86::BI__builtin_ia32_sqrtpd512:
  case X86::BI__builtin_ia32_sqrtps512:
  case X86::BI__builtin_ia32_sqrtph512:
    ArgNum = 1;
    HasRC = true;
    break;
  case X86::BI__builtin_ia32_addph512:
  case X86::BI__builtin_ia32_divph512:
  case X86::BI__builtin_ia32_mulph512:
  case X86::BI__builtin_ia32_subph512:
  case X86::BI__builtin_ia32_addpd512:
  case X86::BI__builtin_ia32_addps512:
  case X86::BI__builtin_ia32_divpd512:
  case X86::BI__builtin_ia32_divps512:
  case X86::BI__builtin_ia32_mulpd512:
  case X86::BI__builtin_ia32_mulps512:
  case X86::BI__builtin_ia32_subpd512:
  case X86::BI__builtin_ia32_subps512:
  case X86::BI__builtin_ia32_cvtsi2sd64:
  case X86::BI__builtin_ia32_cvtsi2ss32:
  case X86::BI__builtin_ia32_cvtsi2ss64:
  case X86::BI__builtin_ia32_cvtusi2sd64:
  case X86::BI__builtin_ia32_cvtusi2ss32:
  case X86::BI__builtin_ia32_cvtusi2ss64:
  case X86::BI__builtin_ia32_vcvtusi2sh:
  case X86::BI__builtin_ia32_vcvtusi642sh:
  case X86::BI__builtin_ia32_vcvtsi2sh:
  case X86::BI__builtin_ia32_vcvtsi642sh:
    ArgNum = 2;
    HasRC = true;
    break;
  case X86::BI__builtin_ia32_cvtdq2ps512_mask:
  case X86::BI__builtin_ia32_cvtudq2ps512_mask:
  case X86::BI__builtin_ia32_vcvtpd2ph512_mask:
  case X86::BI__builtin_ia32_vcvtps2phx512_mask:
  case X86::BI__builtin_ia32_cvtpd2ps512_mask:
  case X86::BI__builtin_ia32_cvtpd2dq512_mask:
  case X86::BI__builtin_ia32_cvtpd2qq512_mask:
  case X86::BI__builtin_ia32_cvtpd2udq512_mask:
  case X86::BI__builtin_ia32_cvtpd2uqq512_mask:
  case X86::BI__builtin_ia32_cvtps2dq512_mask:
  case X86::BI__builtin_ia32_cvtps2qq512_mask:
  case X86::BI__builtin_ia32_cvtps2udq512_mask:
  case X86::BI__builtin_ia32_cvtps2uqq512_mask:
  case X86::BI__builtin_ia32_cvtqq2pd512_mask:
  case X86::BI__builtin_ia32_cvtqq2ps512_mask:
  case X86::BI__builtin_ia32_cvtuqq2pd512_mask:
  case X86::BI__builtin_ia32_cvtuqq2ps512_mask:
  case X86::BI__builtin_ia32_vcvtdq2ph512_mask:
  case X86::BI__builtin_ia32_vcvtudq2ph512_mask:
  case X86::BI__builtin_ia32_vcvtw2ph512_mask:
  case X86::BI__builtin_ia32_vcvtuw2ph512_mask:
  case X86::BI__builtin_ia32_vcvtph2w512_mask:
  case X86::BI__builtin_ia32_vcvtph2uw512_mask:
  case X86::BI__builtin_ia32_vcvtph2dq512_mask:
  case X86::BI__builtin_ia32_vcvtph2udq512_mask:
  case X86::BI__builtin_ia32_vcvtph2qq512_mask:
  case X86::BI__builtin_ia32_vcvtph2uqq512_mask:
  case X86::BI__builtin_ia32_vcvtqq2ph512_mask:
  case X86::BI__builtin_ia32_vcvtuqq2ph512_mask:
  case X86::BI__builtin_ia32_vcvtph2ibs512_mask:
  case X86::BI__builtin_ia32_vcvtph2iubs512_mask:
  case X86::BI__builtin_ia32_vcvtps2ibs512_mask:
  case X86::BI__builtin_ia32_vcvtps2iubs512_mask:
    ArgNum = 3;
    HasRC = true;
    break;
  case X86::BI__builtin_ia32_addsh_round_mask:
  case X86::BI__builtin_ia32_addss_round_mask:
  case X86::BI__builtin_ia32_addsd_round_mask:
  case X86::BI__builtin_ia32_divsh_round_mask:
  case X86::BI__builtin_ia32_divss_round_mask:
  case X86::BI__builtin_ia32_divsd_round_mask:
  case X86::BI__builtin_ia32_mulsh_round_mask:
  case X86::BI__builtin_ia32_mulss_round_mask:
  case X86::BI__builtin_ia32_mulsd_round_mask:
  case X86::BI__builtin_ia32_subsh_round_mask:
  case X86::BI__builtin_ia32_subss_round_mask:
  case X86::BI__builtin_ia32_subsd_round_mask:
  case X86::BI__builtin_ia32_scalefph512_mask:
  case X86::BI__builtin_ia32_scalefpd512_mask:
  case X86::BI__builtin_ia32_scalefps512_mask:
  case X86::BI__builtin_ia32_scalefsd_round_mask:
  case X86::BI__builtin_ia32_scalefss_round_mask:
  case X86::BI__builtin_ia32_scalefsh_round_mask:
  case X86::BI__builtin_ia32_cvtsd2ss_round_mask:
  case X86::BI__builtin_ia32_vcvtss2sh_round_mask:
  case X86::BI__builtin_ia32_vcvtsd2sh_round_mask:
  case X86::BI__builtin_ia32_sqrtsd_round_mask:
  case X86::BI__builtin_ia32_sqrtss_round_mask:
  case X86::BI__builtin_ia32_sqrtsh_round_mask:
  case X86::BI__builtin_ia32_vfmaddsd3_mask:
  case X86::BI__builtin_ia32_vfmaddsd3_maskz:
  case X86::BI__builtin_ia32_vfmaddsd3_mask3:
  case X86::BI__builtin_ia32_vfmaddss3_mask:
  case X86::BI__builtin_ia32_vfmaddss3_maskz:
  case X86::BI__builtin_ia32_vfmaddss3_mask3:
  case X86::BI__builtin_ia32_vfmaddsh3_mask:
  case X86::BI__builtin_ia32_vfmaddsh3_maskz:
  case X86::BI__builtin_ia32_vfmaddsh3_mask3:
  case X86::BI__builtin_ia32_vfmaddpd512_mask:
  case X86::BI__builtin_ia32_vfmaddpd512_maskz:
  case X86::BI__builtin_ia32_vfmaddpd512_mask3:
  case X86::BI__builtin_ia32_vfmsubpd512_mask3:
  case X86::BI__builtin_ia32_vfmaddps512_mask:
  case X86::BI__builtin_ia32_vfmaddps512_maskz:
  case X86::BI__builtin_ia32_vfmaddps512_mask3:
  case X86::BI__builtin_ia32_vfmsubps512_mask3:
  case X86::BI__builtin_ia32_vfmaddph512_mask:
  case X86::BI__builtin_ia32_vfmaddph512_maskz:
  case X86::BI__builtin_ia32_vfmaddph512_mask3:
  case X86::BI__builtin_ia32_vfmsubph512_mask3:
  case X86::BI__builtin_ia32_vfmaddsubpd512_mask:
  case X86::BI__builtin_ia32_vfmaddsubpd512_maskz:
  case X86::BI__builtin_ia32_vfmaddsubpd512_mask3:
  case X86::BI__builtin_ia32_vfmsubaddpd512_mask3:
  case X86::BI__builtin_ia32_vfmaddsubps512_mask:
  case X86::BI__builtin_ia32_vfmaddsubps512_maskz:
  case X86::BI__builtin_ia32_vfmaddsubps512_mask3:
  case X86::BI__builtin_ia32_vfmsubaddps512_mask3:
  case X86::BI__builtin_ia32_vfmaddsubph512_mask:
  case X86::BI__builtin_ia32_vfmaddsubph512_maskz:
  case X86::BI__builtin_ia32_vfmaddsubph512_mask3:
  case X86::BI__builtin_ia32_vfmsubaddph512_mask3:
  case X86::BI__builtin_ia32_vfmaddcsh_mask:
  case X86::BI__builtin_ia32_vfmaddcsh_round_mask:
  case X86::BI__builtin_ia32_vfmaddcsh_round_mask3:
  case X86::BI__builtin_ia32_vfmaddcph512_mask:
  case X86::BI__builtin_ia32_vfmaddcph512_maskz:
  case X86::BI__builtin_ia32_vfmaddcph512_mask3:
  case X86::BI__builtin_ia32_vfcmaddcsh_mask:
  case X86::BI__builtin_ia32_vfcmaddcsh_round_mask:
  case X86::BI__builtin_ia32_vfcmaddcsh_round_mask3:
  case X86::BI__builtin_ia32_vfcmaddcph512_mask:
  case X86::BI__builtin_ia32_vfcmaddcph512_maskz:
  case X86::BI__builtin_ia32_vfcmaddcph512_mask3:
  case X86::BI__builtin_ia32_vfmulcsh_mask:
  case X86::BI__builtin_ia32_vfmulcph512_mask:
  case X86::BI__builtin_ia32_vfcmulcsh_mask:
  case X86::BI__builtin_ia32_vfcmulcph512_mask:
  case X86::BI__builtin_ia32_vcvt2ps2phx512_mask:
    ArgNum = 4;
    HasRC = true;
    break;
  case X86::BI__builtin_ia32_vcvttpd2dqs512_round_mask:
  case X86::BI__builtin_ia32_vcvttpd2udqs512_round_mask:
  case X86::BI__builtin_ia32_vcvttpd2qqs512_round_mask:
  case X86::BI__builtin_ia32_vcvttpd2uqqs512_round_mask:
  case X86::BI__builtin_ia32_vcvttps2dqs512_round_mask:
  case X86::BI__builtin_ia32_vcvttps2udqs512_round_mask:
  case X86::BI__builtin_ia32_vcvttps2qqs512_round_mask:
  case X86::BI__builtin_ia32_vcvttps2uqqs512_round_mask:
    ArgNum = 3;
    break;
  }

  llvm::APSInt Result;

  // We can't check the value of a dependent argument.
  Expr *Arg = TheCall->getArg(ArgNum);
  if (Arg->isTypeDependent() || Arg->isValueDependent())
    return false;

  // Check constant-ness first.
  if (SemaRef.BuiltinConstantArg(TheCall, ArgNum, Result))
    return true;

  // Make sure rounding mode is either ROUND_CUR_DIRECTION or ROUND_NO_EXC bit
  // is set. If the intrinsic has rounding control(bits 1:0), make sure its only
  // combined with ROUND_NO_EXC. If the intrinsic does not have rounding
  // control, allow ROUND_NO_EXC and ROUND_CUR_DIRECTION together.
  if (Result == 4 /*ROUND_CUR_DIRECTION*/ || Result == 8 /*ROUND_NO_EXC*/ ||
      (!HasRC && Result == 12 /*ROUND_CUR_DIRECTION|ROUND_NO_EXC*/) ||
      (HasRC && Result.getZExtValue() >= 8 && Result.getZExtValue() <= 11))
    return false;

  return Diag(TheCall->getBeginLoc(), diag::err_x86_builtin_invalid_rounding)
         << Arg->getSourceRange();
}

// Check if the gather/scatter scale is legal.
bool SemaX86::CheckBuiltinGatherScatterScale(unsigned BuiltinID,
                                             CallExpr *TheCall) {
  unsigned ArgNum = 0;
  switch (BuiltinID) {
  default:
    return false;
  case X86::BI__builtin_ia32_gatherd_pd:
  case X86::BI__builtin_ia32_gatherd_pd256:
  case X86::BI__builtin_ia32_gatherq_pd:
  case X86::BI__builtin_ia32_gatherq_pd256:
  case X86::BI__builtin_ia32_gatherd_ps:
  case X86::BI__builtin_ia32_gatherd_ps256:
  case X86::BI__builtin_ia32_gatherq_ps:
  case X86::BI__builtin_ia32_gatherq_ps256:
  case X86::BI__builtin_ia32_gatherd_q:
  case X86::BI__builtin_ia32_gatherd_q256:
  case X86::BI__builtin_ia32_gatherq_q:
  case X86::BI__builtin_ia32_gatherq_q256:
  case X86::BI__builtin_ia32_gatherd_d:
  case X86::BI__builtin_ia32_gatherd_d256:
  case X86::BI__builtin_ia32_gatherq_d:
  case X86::BI__builtin_ia32_gatherq_d256:
  case X86::BI__builtin_ia32_gather3div2df:
  case X86::BI__builtin_ia32_gather3div2di:
  case X86::BI__builtin_ia32_gather3div4df:
  case X86::BI__builtin_ia32_gather3div4di:
  case X86::BI__builtin_ia32_gather3div4sf:
  case X86::BI__builtin_ia32_gather3div4si:
  case X86::BI__builtin_ia32_gather3div8sf:
  case X86::BI__builtin_ia32_gather3div8si:
  case X86::BI__builtin_ia32_gather3siv2df:
  case X86::BI__builtin_ia32_gather3siv2di:
  case X86::BI__builtin_ia32_gather3siv4df:
  case X86::BI__builtin_ia32_gather3siv4di:
  case X86::BI__builtin_ia32_gather3siv4sf:
  case X86::BI__builtin_ia32_gather3siv4si:
  case X86::BI__builtin_ia32_gather3siv8sf:
  case X86::BI__builtin_ia32_gather3siv8si:
  case X86::BI__builtin_ia32_gathersiv8df:
  case X86::BI__builtin_ia32_gathersiv16sf:
  case X86::BI__builtin_ia32_gatherdiv8df:
  case X86::BI__builtin_ia32_gatherdiv16sf:
  case X86::BI__builtin_ia32_gathersiv8di:
  case X86::BI__builtin_ia32_gathersiv16si:
  case X86::BI__builtin_ia32_gatherdiv8di:
  case X86::BI__builtin_ia32_gatherdiv16si:
  case X86::BI__builtin_ia32_scatterdiv2df:
  case X86::BI__builtin_ia32_scatterdiv2di:
  case X86::BI__builtin_ia32_scatterdiv4df:
  case X86::BI__builtin_ia32_scatterdiv4di:
  case X86::BI__builtin_ia32_scatterdiv4sf:
  case X86::BI__builtin_ia32_scatterdiv4si:
  case X86::BI__builtin_ia32_scatterdiv8sf:
  case X86::BI__builtin_ia32_scatterdiv8si:
  case X86::BI__builtin_ia32_scattersiv2df:
  case X86::BI__builtin_ia32_scattersiv2di:
  case X86::BI__builtin_ia32_scattersiv4df:
  case X86::BI__builtin_ia32_scattersiv4di:
  case X86::BI__builtin_ia32_scattersiv4sf:
  case X86::BI__builtin_ia32_scattersiv4si:
  case X86::BI__builtin_ia32_scattersiv8sf:
  case X86::BI__builtin_ia32_scattersiv8si:
  case X86::BI__builtin_ia32_scattersiv8df:
  case X86::BI__builtin_ia32_scattersiv16sf:
  case X86::BI__builtin_ia32_scatterdiv8df:
  case X86::BI__builtin_ia32_scatterdiv16sf:
  case X86::BI__builtin_ia32_scattersiv8di:
  case X86::BI__builtin_ia32_scattersiv16si:
  case X86::BI__builtin_ia32_scatterdiv8di:
  case X86::BI__builtin_ia32_scatterdiv16si:
    ArgNum = 4;
    break;
  }

  llvm::APSInt Result;

  // We can't check the value of a dependent argument.
  Expr *Arg = TheCall->getArg(ArgNum);
  if (Arg->isTypeDependent() || Arg->isValueDependent())
    return false;

  // Check constant-ness first.
  if (SemaRef.BuiltinConstantArg(TheCall, ArgNum, Result))
    return true;

  if (Result == 1 || Result == 2 || Result == 4 || Result == 8)
    return false;

  return Diag(TheCall->getBeginLoc(), diag::err_x86_builtin_invalid_scale)
         << Arg->getSourceRange();
}

enum { TileRegLow = 0, TileRegHigh = 7 };

bool SemaX86::CheckBuiltinTileArgumentsRange(CallExpr *TheCall,
                                             ArrayRef<int> ArgNums) {
  for (int ArgNum : ArgNums) {
    if (SemaRef.BuiltinConstantArgRange(TheCall, ArgNum, TileRegLow,
                                        TileRegHigh))
      return true;
  }
  return false;
}

bool SemaX86::CheckBuiltinTileDuplicate(CallExpr *TheCall,
                                        ArrayRef<int> ArgNums) {
  // Because the max number of tile register is TileRegHigh + 1, so here we use
  // each bit to represent the usage of them in bitset.
  std::bitset<TileRegHigh + 1> ArgValues;
  for (int ArgNum : ArgNums) {
    Expr *Arg = TheCall->getArg(ArgNum);
    if (Arg->isTypeDependent() || Arg->isValueDependent())
      continue;

    llvm::APSInt Result;
    if (SemaRef.BuiltinConstantArg(TheCall, ArgNum, Result))
      return true;
    int ArgExtValue = Result.getExtValue();
    assert((ArgExtValue >= TileRegLow && ArgExtValue <= TileRegHigh) &&
           "Incorrect tile register num.");
    if (ArgValues.test(ArgExtValue))
      return Diag(TheCall->getBeginLoc(),
                  diag::err_x86_builtin_tile_arg_duplicate)
             << TheCall->getArg(ArgNum)->getSourceRange();
    ArgValues.set(ArgExtValue);
  }
  return false;
}

bool SemaX86::CheckBuiltinTileRangeAndDuplicate(CallExpr *TheCall,
                                                ArrayRef<int> ArgNums) {
  return CheckBuiltinTileArgumentsRange(TheCall, ArgNums) ||
         CheckBuiltinTileDuplicate(TheCall, ArgNums);
}

bool SemaX86::CheckBuiltinTileArguments(unsigned BuiltinID, CallExpr *TheCall) {
  switch (BuiltinID) {
  default:
    return false;
  case X86::BI__builtin_ia32_tileloadd64:
  case X86::BI__builtin_ia32_tileloaddt164:
  case X86::BI__builtin_ia32_tileloaddrs64:
  case X86::BI__builtin_ia32_tileloaddrst164:
  case X86::BI__builtin_ia32_tilestored64:
  case X86::BI__builtin_ia32_tilezero:
  case X86::BI__builtin_ia32_t2rpntlvwz0:
  case X86::BI__builtin_ia32_t2rpntlvwz0t1:
  case X86::BI__builtin_ia32_t2rpntlvwz1:
  case X86::BI__builtin_ia32_t2rpntlvwz1t1:
  case X86::BI__builtin_ia32_t2rpntlvwz0rst1:
  case X86::BI__builtin_ia32_t2rpntlvwz1rs:
  case X86::BI__builtin_ia32_t2rpntlvwz1rst1:
  case X86::BI__builtin_ia32_t2rpntlvwz0rs:
  case X86::BI__builtin_ia32_tcvtrowps2bf16h:
  case X86::BI__builtin_ia32_tcvtrowps2bf16l:
  case X86::BI__builtin_ia32_tcvtrowps2phh:
  case X86::BI__builtin_ia32_tcvtrowps2phl:
  case X86::BI__builtin_ia32_tcvtrowd2ps:
  case X86::BI__builtin_ia32_tilemovrow:
    return CheckBuiltinTileArgumentsRange(TheCall, 0);
  case X86::BI__builtin_ia32_tdpbssd:
  case X86::BI__builtin_ia32_tdpbsud:
  case X86::BI__builtin_ia32_tdpbusd:
  case X86::BI__builtin_ia32_tdpbuud:
  case X86::BI__builtin_ia32_tdpbf16ps:
  case X86::BI__builtin_ia32_tdpfp16ps:
  case X86::BI__builtin_ia32_tcmmimfp16ps:
  case X86::BI__builtin_ia32_tcmmrlfp16ps:
  case X86::BI__builtin_ia32_tdpbf8ps:
  case X86::BI__builtin_ia32_tdpbhf8ps:
  case X86::BI__builtin_ia32_tdphbf8ps:
  case X86::BI__builtin_ia32_tdphf8ps:
  case X86::BI__builtin_ia32_ttdpbf16ps:
  case X86::BI__builtin_ia32_ttdpfp16ps:
  case X86::BI__builtin_ia32_ttcmmimfp16ps:
  case X86::BI__builtin_ia32_ttcmmrlfp16ps:
  case X86::BI__builtin_ia32_tconjtcmmimfp16ps:
  case X86::BI__builtin_ia32_tmmultf32ps:
  case X86::BI__builtin_ia32_ttmmultf32ps:
    return CheckBuiltinTileRangeAndDuplicate(TheCall, {0, 1, 2});
  case X86::BI__builtin_ia32_ttransposed:
  case X86::BI__builtin_ia32_tconjtfp16:
    return CheckBuiltinTileArgumentsRange(TheCall, {0, 1});
  }
}
static bool isX86_32Builtin(unsigned BuiltinID) {
  // These builtins only work on x86-32 targets.
  switch (BuiltinID) {
  case X86::BI__builtin_ia32_readeflags_u32:
  case X86::BI__builtin_ia32_writeeflags_u32:
    return true;
  }

  return false;
}

bool SemaX86::CheckBuiltinFunctionCall(const TargetInfo &TI, unsigned BuiltinID,
                                       CallExpr *TheCall) {
  // Check for 32-bit only builtins on a 64-bit target.
  const llvm::Triple &TT = TI.getTriple();
  if (TT.getArch() != llvm::Triple::x86 && isX86_32Builtin(BuiltinID))
    return Diag(TheCall->getCallee()->getBeginLoc(),
                diag::err_32_bit_builtin_64_bit_tgt);

  // If the intrinsic has rounding or SAE make sure its valid.
  if (CheckBuiltinRoundingOrSAE(BuiltinID, TheCall))
    return true;

  // If the intrinsic has a gather/scatter scale immediate make sure its valid.
  if (CheckBuiltinGatherScatterScale(BuiltinID, TheCall))
    return true;

  // If the intrinsic has a tile arguments, make sure they are valid.
  if (CheckBuiltinTileArguments(BuiltinID, TheCall))
    return true;

  // For intrinsics which take an immediate value as part of the instruction,
  // range check them here.
  int i = 0, l = 0, u = 0;
  switch (BuiltinID) {
  default:
    return false;
  case X86::BI__builtin_ia32_vec_ext_v2di:
  case X86::BI__builtin_ia32_vextractf128_pd256:
  case X86::BI__builtin_ia32_vextractf128_ps256:
  case X86::BI__builtin_ia32_vextractf128_si256:
  case X86::BI__builtin_ia32_extract128i256:
  case X86::BI__builtin_ia32_extractf64x4_mask:
  case X86::BI__builtin_ia32_extracti64x4_mask:
  case X86::BI__builtin_ia32_extractf32x8_mask:
  case X86::BI__builtin_ia32_extracti32x8_mask:
  case X86::BI__builtin_ia32_extractf64x2_256_mask:
  case X86::BI__builtin_ia32_extracti64x2_256_mask:
  case X86::BI__builtin_ia32_extractf32x4_256_mask:
  case X86::BI__builtin_ia32_extracti32x4_256_mask:
    i = 1;
    l = 0;
    u = 1;
    break;
  case X86::BI__builtin_ia32_vec_set_v2di:
  case X86::BI__builtin_ia32_vinsertf128_pd256:
  case X86::BI__builtin_ia32_vinsertf128_ps256:
  case X86::BI__builtin_ia32_vinsertf128_si256:
  case X86::BI__builtin_ia32_insert128i256:
  case X86::BI__builtin_ia32_insertf32x8:
  case X86::BI__builtin_ia32_inserti32x8:
  case X86::BI__builtin_ia32_insertf64x4:
  case X86::BI__builtin_ia32_inserti64x4:
  case X86::BI__builtin_ia32_insertf64x2_256:
  case X86::BI__builtin_ia32_inserti64x2_256:
  case X86::BI__builtin_ia32_insertf32x4_256:
  case X86::BI__builtin_ia32_inserti32x4_256:
    i = 2;
    l = 0;
    u = 1;
    break;
  case X86::BI__builtin_ia32_vpermilpd:
  case X86::BI__builtin_ia32_vec_ext_v4hi:
  case X86::BI__builtin_ia32_vec_ext_v4si:
  case X86::BI__builtin_ia32_vec_ext_v4sf:
  case X86::BI__builtin_ia32_vec_ext_v4di:
  case X86::BI__builtin_ia32_extractf32x4_mask:
  case X86::BI__builtin_ia32_extracti32x4_mask:
  case X86::BI__builtin_ia32_extractf64x2_512_mask:
  case X86::BI__builtin_ia32_extracti64x2_512_mask:
    i = 1;
    l = 0;
    u = 3;
    break;
  case X86::BI_mm_prefetch:
  case X86::BI__builtin_ia32_vec_ext_v8hi:
  case X86::BI__builtin_ia32_vec_ext_v8si:
    i = 1;
    l = 0;
    u = 7;
    break;
  case X86::BI__builtin_ia32_sha1rnds4:
  case X86::BI__builtin_ia32_blendpd:
  case X86::BI__builtin_ia32_shufpd:
  case X86::BI__builtin_ia32_vec_set_v4hi:
  case X86::BI__builtin_ia32_vec_set_v4si:
  case X86::BI__builtin_ia32_vec_set_v4di:
  case X86::BI__builtin_ia32_shuf_f32x4_256:
  case X86::BI__builtin_ia32_shuf_f64x2_256:
  case X86::BI__builtin_ia32_shuf_i32x4_256:
  case X86::BI__builtin_ia32_shuf_i64x2_256:
  case X86::BI__builtin_ia32_insertf64x2_512:
  case X86::BI__builtin_ia32_inserti64x2_512:
  case X86::BI__builtin_ia32_insertf32x4:
  case X86::BI__builtin_ia32_inserti32x4:
    i = 2;
    l = 0;
    u = 3;
    break;
  case X86::BI__builtin_ia32_vpermil2pd:
  case X86::BI__builtin_ia32_vpermil2pd256:
  case X86::BI__builtin_ia32_vpermil2ps:
  case X86::BI__builtin_ia32_vpermil2ps256:
    i = 3;
    l = 0;
    u = 3;
    break;
  case X86::BI__builtin_ia32_cmpb128_mask:
  case X86::BI__builtin_ia32_cmpw128_mask:
  case X86::BI__builtin_ia32_cmpd128_mask:
  case X86::BI__builtin_ia32_cmpq128_mask:
  case X86::BI__builtin_ia32_cmpb256_mask:
  case X86::BI__builtin_ia32_cmpw256_mask:
  case X86::BI__builtin_ia32_cmpd256_mask:
  case X86::BI__builtin_ia32_cmpq256_mask:
  case X86::BI__builtin_ia32_cmpb512_mask:
  case X86::BI__builtin_ia32_cmpw512_mask:
  case X86::BI__builtin_ia32_cmpd512_mask:
  case X86::BI__builtin_ia32_cmpq512_mask:
  case X86::BI__builtin_ia32_ucmpb128_mask:
  case X86::BI__builtin_ia32_ucmpw128_mask:
  case X86::BI__builtin_ia32_ucmpd128_mask:
  case X86::BI__builtin_ia32_ucmpq128_mask:
  case X86::BI__builtin_ia32_ucmpb256_mask:
  case X86::BI__builtin_ia32_ucmpw256_mask:
  case X86::BI__builtin_ia32_ucmpd256_mask:
  case X86::BI__builtin_ia32_ucmpq256_mask:
  case X86::BI__builtin_ia32_ucmpb512_mask:
  case X86::BI__builtin_ia32_ucmpw512_mask:
  case X86::BI__builtin_ia32_ucmpd512_mask:
  case X86::BI__builtin_ia32_ucmpq512_mask:
  case X86::BI__builtin_ia32_vpcomub:
  case X86::BI__builtin_ia32_vpcomuw:
  case X86::BI__builtin_ia32_vpcomud:
  case X86::BI__builtin_ia32_vpcomuq:
  case X86::BI__builtin_ia32_vpcomb:
  case X86::BI__builtin_ia32_vpcomw:
  case X86::BI__builtin_ia32_vpcomd:
  case X86::BI__builtin_ia32_vpcomq:
  case X86::BI__builtin_ia32_vec_set_v8hi:
  case X86::BI__builtin_ia32_vec_set_v8si:
    i = 2;
    l = 0;
    u = 7;
    break;
  case X86::BI__builtin_ia32_vpermilpd256:
  case X86::BI__builtin_ia32_roundps:
  case X86::BI__builtin_ia32_roundpd:
  case X86::BI__builtin_ia32_roundps256:
  case X86::BI__builtin_ia32_roundpd256:
  case X86::BI__builtin_ia32_getmantpd128_mask:
  case X86::BI__builtin_ia32_getmantpd256_mask:
  case X86::BI__builtin_ia32_getmantps128_mask:
  case X86::BI__builtin_ia32_getmantps256_mask:
  case X86::BI__builtin_ia32_getmantpd512_mask:
  case X86::BI__builtin_ia32_getmantps512_mask:
  case X86::BI__builtin_ia32_getmantph128_mask:
  case X86::BI__builtin_ia32_getmantph256_mask:
  case X86::BI__builtin_ia32_getmantph512_mask:
  case X86::BI__builtin_ia32_vec_ext_v16qi:
  case X86::BI__builtin_ia32_vec_ext_v16hi:
    i = 1;
    l = 0;
    u = 15;
    break;
  case X86::BI__builtin_ia32_pblendd128:
  case X86::BI__builtin_ia32_blendps:
  case X86::BI__builtin_ia32_blendpd256:
  case X86::BI__builtin_ia32_shufpd256:
  case X86::BI__builtin_ia32_roundss:
  case X86::BI__builtin_ia32_roundsd:
  case X86::BI__builtin_ia32_rangepd128_mask:
  case X86::BI__builtin_ia32_rangepd256_mask:
  case X86::BI__builtin_ia32_rangepd512_mask:
  case X86::BI__builtin_ia32_rangeps128_mask:
  case X86::BI__builtin_ia32_rangeps256_mask:
  case X86::BI__builtin_ia32_rangeps512_mask:
  case X86::BI__builtin_ia32_getmantsd_round_mask:
  case X86::BI__builtin_ia32_getmantss_round_mask:
  case X86::BI__builtin_ia32_getmantsh_round_mask:
  case X86::BI__builtin_ia32_vec_set_v16qi:
  case X86::BI__builtin_ia32_vec_set_v16hi:
    i = 2;
    l = 0;
    u = 15;
    break;
  case X86::BI__builtin_ia32_vec_ext_v32qi:
    i = 1;
    l = 0;
    u = 31;
    break;
  case X86::BI__builtin_ia32_cmpps:
  case X86::BI__builtin_ia32_cmpss:
  case X86::BI__builtin_ia32_cmppd:
  case X86::BI__builtin_ia32_cmpsd:
  case X86::BI__builtin_ia32_cmpps256:
  case X86::BI__builtin_ia32_cmppd256:
  case X86::BI__builtin_ia32_cmpps128_mask:
  case X86::BI__builtin_ia32_cmppd128_mask:
  case X86::BI__builtin_ia32_cmpps256_mask:
  case X86::BI__builtin_ia32_cmppd256_mask:
  case X86::BI__builtin_ia32_cmpps512_mask:
  case X86::BI__builtin_ia32_cmppd512_mask:
  case X86::BI__builtin_ia32_cmpsd_mask:
  case X86::BI__builtin_ia32_cmpss_mask:
  case X86::BI__builtin_ia32_vec_set_v32qi:
    i = 2;
    l = 0;
    u = 31;
    break;
  case X86::BI__builtin_ia32_permdf256:
  case X86::BI__builtin_ia32_permdi256:
  case X86::BI__builtin_ia32_permdf512:
  case X86::BI__builtin_ia32_permdi512:
  case X86::BI__builtin_ia32_vpermilps:
  case X86::BI__builtin_ia32_vpermilps256:
  case X86::BI__builtin_ia32_vpermilpd512:
  case X86::BI__builtin_ia32_vpermilps512:
  case X86::BI__builtin_ia32_pshufd:
  case X86::BI__builtin_ia32_pshufd256:
  case X86::BI__builtin_ia32_pshufd512:
  case X86::BI__builtin_ia32_pshufhw:
  case X86::BI__builtin_ia32_pshufhw256:
  case X86::BI__builtin_ia32_pshufhw512:
  case X86::BI__builtin_ia32_pshuflw:
  case X86::BI__builtin_ia32_pshuflw256:
  case X86::BI__builtin_ia32_pshuflw512:
  case X86::BI__builtin_ia32_vcvtps2ph:
  case X86::BI__builtin_ia32_vcvtps2ph_mask:
  case X86::BI__builtin_ia32_vcvtps2ph256:
  case X86::BI__builtin_ia32_vcvtps2ph256_mask:
  case X86::BI__builtin_ia32_vcvtps2ph512_mask:
  case X86::BI__builtin_ia32_rndscaleps_128_mask:
  case X86::BI__builtin_ia32_rndscalepd_128_mask:
  case X86::BI__builtin_ia32_rndscaleps_256_mask:
  case X86::BI__builtin_ia32_rndscalepd_256_mask:
  case X86::BI__builtin_ia32_rndscaleps_mask:
  case X86::BI__builtin_ia32_rndscalepd_mask:
  case X86::BI__builtin_ia32_rndscaleph_mask:
  case X86::BI__builtin_ia32_vrndscalebf16_128_mask:
  case X86::BI__builtin_ia32_vrndscalebf16_256_mask:
  case X86::BI__builtin_ia32_vrndscalebf16_mask:
  case X86::BI__builtin_ia32_reducepd128_mask:
  case X86::BI__builtin_ia32_reducepd256_mask:
  case X86::BI__builtin_ia32_reducepd512_mask:
  case X86::BI__builtin_ia32_reduceps128_mask:
  case X86::BI__builtin_ia32_reduceps256_mask:
  case X86::BI__builtin_ia32_reduceps512_mask:
  case X86::BI__builtin_ia32_reduceph128_mask:
  case X86::BI__builtin_ia32_reduceph256_mask:
  case X86::BI__builtin_ia32_reduceph512_mask:
  case X86::BI__builtin_ia32_vreducebf16128_mask:
  case X86::BI__builtin_ia32_vreducebf16256_mask:
  case X86::BI__builtin_ia32_vreducebf16512_mask:
  case X86::BI__builtin_ia32_prold512:
  case X86::BI__builtin_ia32_prolq512:
  case X86::BI__builtin_ia32_prold128:
  case X86::BI__builtin_ia32_prold256:
  case X86::BI__builtin_ia32_prolq128:
  case X86::BI__builtin_ia32_prolq256:
  case X86::BI__builtin_ia32_prord512:
  case X86::BI__builtin_ia32_prorq512:
  case X86::BI__builtin_ia32_prord128:
  case X86::BI__builtin_ia32_prord256:
  case X86::BI__builtin_ia32_prorq128:
  case X86::BI__builtin_ia32_prorq256:
  case X86::BI__builtin_ia32_fpclasspd128_mask:
  case X86::BI__builtin_ia32_fpclasspd256_mask:
  case X86::BI__builtin_ia32_fpclassps128_mask:
  case X86::BI__builtin_ia32_fpclassps256_mask:
  case X86::BI__builtin_ia32_fpclassps512_mask:
  case X86::BI__builtin_ia32_fpclasspd512_mask:
  case X86::BI__builtin_ia32_fpclassph128_mask:
  case X86::BI__builtin_ia32_fpclassph256_mask:
  case X86::BI__builtin_ia32_fpclassph512_mask:
  case X86::BI__builtin_ia32_vfpclassbf16128_mask:
  case X86::BI__builtin_ia32_vfpclassbf16256_mask:
  case X86::BI__builtin_ia32_vfpclassbf16512_mask:
  case X86::BI__builtin_ia32_fpclasssd_mask:
  case X86::BI__builtin_ia32_fpclassss_mask:
  case X86::BI__builtin_ia32_fpclasssh_mask:
  case X86::BI__builtin_ia32_pslldqi128_byteshift:
  case X86::BI__builtin_ia32_pslldqi256_byteshift:
  case X86::BI__builtin_ia32_pslldqi512_byteshift:
  case X86::BI__builtin_ia32_psrldqi128_byteshift:
  case X86::BI__builtin_ia32_psrldqi256_byteshift:
  case X86::BI__builtin_ia32_psrldqi512_byteshift:
  case X86::BI__builtin_ia32_kshiftliqi:
  case X86::BI__builtin_ia32_kshiftlihi:
  case X86::BI__builtin_ia32_kshiftlisi:
  case X86::BI__builtin_ia32_kshiftlidi:
  case X86::BI__builtin_ia32_kshiftriqi:
  case X86::BI__builtin_ia32_kshiftrihi:
  case X86::BI__builtin_ia32_kshiftrisi:
  case X86::BI__builtin_ia32_kshiftridi:
    i = 1;
    l = 0;
    u = 255;
    break;
  case X86::BI__builtin_ia32_vperm2f128_pd256:
  case X86::BI__builtin_ia32_vperm2f128_ps256:
  case X86::BI__builtin_ia32_vperm2f128_si256:
  case X86::BI__builtin_ia32_permti256:
  case X86::BI__builtin_ia32_pblendw128:
  case X86::BI__builtin_ia32_pblendw256:
  case X86::BI__builtin_ia32_blendps256:
  case X86::BI__builtin_ia32_pblendd256:
  case X86::BI__builtin_ia32_palignr128:
  case X86::BI__builtin_ia32_palignr256:
  case X86::BI__builtin_ia32_palignr512:
  case X86::BI__builtin_ia32_alignq512:
  case X86::BI__builtin_ia32_alignd512:
  case X86::BI__builtin_ia32_alignd128:
  case X86::BI__builtin_ia32_alignd256:
  case X86::BI__builtin_ia32_alignq128:
  case X86::BI__builtin_ia32_alignq256:
  case X86::BI__builtin_ia32_vcomisd:
  case X86::BI__builtin_ia32_vcomiss:
  case X86::BI__builtin_ia32_shuf_f32x4:
  case X86::BI__builtin_ia32_shuf_f64x2:
  case X86::BI__builtin_ia32_shuf_i32x4:
  case X86::BI__builtin_ia32_shuf_i64x2:
  case X86::BI__builtin_ia32_shufpd512:
  case X86::BI__builtin_ia32_shufps:
  case X86::BI__builtin_ia32_shufps256:
  case X86::BI__builtin_ia32_shufps512:
  case X86::BI__builtin_ia32_dbpsadbw128:
  case X86::BI__builtin_ia32_dbpsadbw256:
  case X86::BI__builtin_ia32_dbpsadbw512:
  case X86::BI__builtin_ia32_vpshldd128:
  case X86::BI__builtin_ia32_vpshldd256:
  case X86::BI__builtin_ia32_vpshldd512:
  case X86::BI__builtin_ia32_vpshldq128:
  case X86::BI__builtin_ia32_vpshldq256:
  case X86::BI__builtin_ia32_vpshldq512:
  case X86::BI__builtin_ia32_vpshldw128:
  case X86::BI__builtin_ia32_vpshldw256:
  case X86::BI__builtin_ia32_vpshldw512:
  case X86::BI__builtin_ia32_vpshrdd128:
  case X86::BI__builtin_ia32_vpshrdd256:
  case X86::BI__builtin_ia32_vpshrdd512:
  case X86::BI__builtin_ia32_vpshrdq128:
  case X86::BI__builtin_ia32_vpshrdq256:
  case X86::BI__builtin_ia32_vpshrdq512:
  case X86::BI__builtin_ia32_vpshrdw128:
  case X86::BI__builtin_ia32_vpshrdw256:
  case X86::BI__builtin_ia32_vpshrdw512:
  case X86::BI__builtin_ia32_vminmaxbf16128:
  case X86::BI__builtin_ia32_vminmaxbf16256:
  case X86::BI__builtin_ia32_vminmaxbf16512:
  case X86::BI__builtin_ia32_vminmaxpd128_mask:
  case X86::BI__builtin_ia32_vminmaxpd256_mask:
  case X86::BI__builtin_ia32_vminmaxph128_mask:
  case X86::BI__builtin_ia32_vminmaxph256_mask:
  case X86::BI__builtin_ia32_vminmaxps128_mask:
  case X86::BI__builtin_ia32_vminmaxps256_mask:
  case X86::BI__builtin_ia32_vminmaxpd512_round_mask:
  case X86::BI__builtin_ia32_vminmaxps512_round_mask:
  case X86::BI__builtin_ia32_vminmaxph512_round_mask:
  case X86::BI__builtin_ia32_vminmaxsd_round_mask:
  case X86::BI__builtin_ia32_vminmaxsh_round_mask:
  case X86::BI__builtin_ia32_vminmaxss_round_mask:
    i = 2;
    l = 0;
    u = 255;
    break;
  case X86::BI__builtin_ia32_fixupimmpd512_mask:
  case X86::BI__builtin_ia32_fixupimmpd512_maskz:
  case X86::BI__builtin_ia32_fixupimmps512_mask:
  case X86::BI__builtin_ia32_fixupimmps512_maskz:
  case X86::BI__builtin_ia32_fixupimmsd_mask:
  case X86::BI__builtin_ia32_fixupimmsd_maskz:
  case X86::BI__builtin_ia32_fixupimmss_mask:
  case X86::BI__builtin_ia32_fixupimmss_maskz:
  case X86::BI__builtin_ia32_fixupimmpd128_mask:
  case X86::BI__builtin_ia32_fixupimmpd128_maskz:
  case X86::BI__builtin_ia32_fixupimmpd256_mask:
  case X86::BI__builtin_ia32_fixupimmpd256_maskz:
  case X86::BI__builtin_ia32_fixupimmps128_mask:
  case X86::BI__builtin_ia32_fixupimmps128_maskz:
  case X86::BI__builtin_ia32_fixupimmps256_mask:
  case X86::BI__builtin_ia32_fixupimmps256_maskz:
  case X86::BI__builtin_ia32_pternlogd512_mask:
  case X86::BI__builtin_ia32_pternlogd512_maskz:
  case X86::BI__builtin_ia32_pternlogq512_mask:
  case X86::BI__builtin_ia32_pternlogq512_maskz:
  case X86::BI__builtin_ia32_pternlogd128_mask:
  case X86::BI__builtin_ia32_pternlogd128_maskz:
  case X86::BI__builtin_ia32_pternlogd256_mask:
  case X86::BI__builtin_ia32_pternlogd256_maskz:
  case X86::BI__builtin_ia32_pternlogq128_mask:
  case X86::BI__builtin_ia32_pternlogq128_maskz:
  case X86::BI__builtin_ia32_pternlogq256_mask:
  case X86::BI__builtin_ia32_pternlogq256_maskz:
  case X86::BI__builtin_ia32_vsm3rnds2:
    i = 3;
    l = 0;
    u = 255;
    break;
  case X86::BI__builtin_ia32_reducesd_mask:
  case X86::BI__builtin_ia32_reducess_mask:
  case X86::BI__builtin_ia32_rndscalesd_round_mask:
  case X86::BI__builtin_ia32_rndscaless_round_mask:
  case X86::BI__builtin_ia32_rndscalesh_round_mask:
  case X86::BI__builtin_ia32_reducesh_mask:
    i = 4;
    l = 0;
    u = 255;
    break;
  case X86::BI__builtin_ia32_cmpccxadd32:
  case X86::BI__builtin_ia32_cmpccxadd64:
    i = 3;
    l = 0;
    u = 15;
    break;
  case X86::BI__builtin_ia32_prefetchi:
    i = 1;
    l = 2; // _MM_HINT_T1
    u = 3; // _MM_HINT_T0
    break;
  }

  // Note that we don't force a hard error on the range check here, allowing
  // template-generated or macro-generated dead code to potentially have out-of-
  // range values. These need to code generate, but don't need to necessarily
  // make any sense. We use a warning that defaults to an error.
  return SemaRef.BuiltinConstantArgRange(TheCall, i, l, u,
                                         /*RangeIsError*/ false);
}

void SemaX86::handleAnyInterruptAttr(Decl *D, const ParsedAttr &AL) {
  // Semantic checks for a function with the 'interrupt' attribute.
  // a) Must be a function.
  // b) Must have the 'void' return type.
  // c) Must take 1 or 2 arguments.
  // d) The 1st argument must be a pointer.
  // e) The 2nd argument (if any) must be an unsigned integer.
  ASTContext &Context = getASTContext();

  if (!isFuncOrMethodForAttrSubject(D) || !hasFunctionProto(D) ||
      isInstanceMethod(D) ||
      CXXMethodDecl::isStaticOverloadedOperator(
          cast<NamedDecl>(D)->getDeclName().getCXXOverloadedOperator())) {
    Diag(AL.getLoc(), diag::warn_attribute_wrong_decl_type)
        << AL << AL.isRegularKeywordAttribute()
        << ExpectedFunctionWithProtoType;
    return;
  }
  // Interrupt handler must have void return type.
  if (!getFunctionOrMethodResultType(D)->isVoidType()) {
    Diag(getFunctionOrMethodResultSourceRange(D).getBegin(),
         diag::err_anyx86_interrupt_attribute)
        << (SemaRef.Context.getTargetInfo().getTriple().getArch() ==
                    llvm::Triple::x86
                ? 0
                : 1)
        << 0;
    return;
  }
  // Interrupt handler must have 1 or 2 parameters.
  unsigned NumParams = getFunctionOrMethodNumParams(D);
  if (NumParams < 1 || NumParams > 2) {
    Diag(D->getBeginLoc(), diag::err_anyx86_interrupt_attribute)
        << (Context.getTargetInfo().getTriple().getArch() == llvm::Triple::x86
                ? 0
                : 1)
        << 1;
    return;
  }
  // The first argument must be a pointer.
  if (!getFunctionOrMethodParamType(D, 0)->isPointerType()) {
    Diag(getFunctionOrMethodParamRange(D, 0).getBegin(),
         diag::err_anyx86_interrupt_attribute)
        << (Context.getTargetInfo().getTriple().getArch() == llvm::Triple::x86
                ? 0
                : 1)
        << 2;
    return;
  }
  // The second argument, if present, must be an unsigned integer.
  unsigned TypeSize =
      Context.getTargetInfo().getTriple().getArch() == llvm::Triple::x86_64
          ? 64
          : 32;
  if (NumParams == 2 &&
      (!getFunctionOrMethodParamType(D, 1)->isUnsignedIntegerType() ||
       Context.getTypeSize(getFunctionOrMethodParamType(D, 1)) != TypeSize)) {
    Diag(getFunctionOrMethodParamRange(D, 1).getBegin(),
         diag::err_anyx86_interrupt_attribute)
        << (Context.getTargetInfo().getTriple().getArch() == llvm::Triple::x86
                ? 0
                : 1)
        << 3 << Context.getIntTypeForBitwidth(TypeSize, /*Signed=*/false);
    return;
  }
  D->addAttr(::new (Context) AnyX86InterruptAttr(Context, AL));
  D->addAttr(UsedAttr::CreateImplicit(Context));
}

void SemaX86::handleForceAlignArgPointerAttr(Decl *D, const ParsedAttr &AL) {
  // If we try to apply it to a function pointer, don't warn, but don't
  // do anything, either. It doesn't matter anyway, because there's nothing
  // special about calling a force_align_arg_pointer function.
  const auto *VD = dyn_cast<ValueDecl>(D);
  if (VD && VD->getType()->isFunctionPointerType())
    return;
  // Also don't warn on function pointer typedefs.
  const auto *TD = dyn_cast<TypedefNameDecl>(D);
  if (TD && (TD->getUnderlyingType()->isFunctionPointerType() ||
             TD->getUnderlyingType()->isFunctionType()))
    return;
  // Attribute can only be applied to function types.
  if (!isa<FunctionDecl>(D)) {
    Diag(AL.getLoc(), diag::warn_attribute_wrong_decl_type)
        << AL << AL.isRegularKeywordAttribute() << ExpectedFunction;
    return;
  }

  D->addAttr(::new (getASTContext())
                 X86ForceAlignArgPointerAttr(getASTContext(), AL));
}

bool SemaX86::checkTargetClonesAttr(
    SmallVectorImpl<StringRef> &Params, SmallVectorImpl<SourceLocation> &Locs,
    SmallVectorImpl<SmallString<64>> &NewParams) {
  using namespace DiagAttrParams;

  assert(Params.size() == Locs.size() &&
         "Mismatch between number of string parameters and locations");

  bool HasDefault = false;
  bool HasComma = false;
  for (unsigned I = 0, E = Params.size(); I < E; ++I) {
    const StringRef Param = Params[I].trim();
    const SourceLocation &Loc = Locs[I];

    if (Param.empty() || Param.ends_with(','))
      return Diag(Loc, diag::warn_unsupported_target_attribute)
             << Unsupported << None << "" << TargetClones;

    if (Param.contains(','))
      HasComma = true;

    StringRef LHS;
    StringRef RHS = Param;
    do {
      std::tie(LHS, RHS) = RHS.split(',');
      LHS = LHS.trim();
      const SourceLocation &CurLoc =
          Loc.getLocWithOffset(LHS.data() - Param.data());

      if (LHS.starts_with("arch=")) {
        if (!getASTContext().getTargetInfo().isValidCPUName(
                LHS.drop_front(sizeof("arch=") - 1)))
          return Diag(CurLoc, diag::warn_unsupported_target_attribute)
                 << Unsupported << CPU << LHS.drop_front(sizeof("arch=") - 1)
                 << TargetClones;
      } else if (LHS == "default")
        HasDefault = true;
      else if (!getASTContext().getTargetInfo().isValidFeatureName(LHS) ||
               getASTContext().getTargetInfo().getFMVPriority(LHS) == 0)
        return Diag(CurLoc, diag::warn_unsupported_target_attribute)
               << Unsupported << None << LHS << TargetClones;

      if (llvm::is_contained(NewParams, LHS))
        Diag(CurLoc, diag::warn_target_clone_duplicate_options);
      // Note: Add even if there are duplicates, since it changes name mangling.
      NewParams.push_back(LHS);
    } while (!RHS.empty());
  }
  if (HasComma && Params.size() > 1)
    Diag(Locs[0], diag::warn_target_clone_mixed_values);

  if (!HasDefault)
    return Diag(Locs[0], diag::err_target_clone_must_have_default);

  return false;
}

} // namespace clang