[opaque pointer type] Constant Folding: Use GEPOperator to access the pointee source...

[oota-llvm.git] / lib / IR / AutoUpgrade.cpp

diff --git a/lib/IR/AutoUpgrade.cpp b/lib/IR/AutoUpgrade.cpp
index bb23d2c97155d762ce0237460fa4944648c96de6..8de69203811d451e94d8c7cbd4f85ac21f9a4920 100644 (file)
--- a/lib/IR/AutoUpgrade.cpp
+++ b/lib/IR/AutoUpgrade.cpp
@@ -62,21 +62,6 @@ static bool UpgradeX86IntrinsicsWith8BitMask(Function *F, Intrinsic::ID IID,
   return true;
 }
 
-// Upgrade the declarations of AVX-512 cmp intrinsic functions whose 8-bit
-// immediates have changed their type from i32 to i8.
-static bool UpgradeAVX512CmpIntrinsic(Function *F, Intrinsic::ID IID,
-                                      Function *&NewFn) {
-  // Check that the last argument is an i32.
-  Type *LastArgType = F->getFunctionType()->getParamType(2);
-  if (!LastArgType->isIntegerTy(32))
-    return false;
-
-  // Move this function aside and map down.
-  F->setName(F->getName() + ".old");
-  NewFn = Intrinsic::getDeclaration(F->getParent(), IID);
-  return true;
-}
-
 static bool UpgradeIntrinsicFunction1(Function *F, Function *&NewFn) {
   assert(F && "Illegal to upgrade a non-existent Function.");
 
@@ -211,88 +196,6 @@ static bool UpgradeIntrinsicFunction1(Function *F, Function *&NewFn) {
       return UpgradeX86IntrinsicsWith8BitMask(F, Intrinsic::x86_avx2_mpsadbw,
                                               NewFn);
 
-    if (Name == "x86.avx512.mask.cmp.ps.512")
-      return UpgradeAVX512CmpIntrinsic(F, Intrinsic::x86_avx512_mask_cmp_ps_512,
-                                       NewFn);
-    if (Name == "x86.avx512.mask.cmp.pd.512")
-      return UpgradeAVX512CmpIntrinsic(F, Intrinsic::x86_avx512_mask_cmp_pd_512,
-                                       NewFn);
-
-    if (Name == "x86.avx512.mask.cmp.b.512")
-      return UpgradeAVX512CmpIntrinsic(F, Intrinsic::x86_avx512_mask_cmp_b_512,
-                                       NewFn);
-    if (Name == "x86.avx512.mask.cmp.w.512")
-      return UpgradeAVX512CmpIntrinsic(F, Intrinsic::x86_avx512_mask_cmp_w_512,
-                                       NewFn);
-    if (Name == "x86.avx512.mask.cmp.d.512")
-      return UpgradeAVX512CmpIntrinsic(F, Intrinsic::x86_avx512_mask_cmp_d_512,
-                                       NewFn);
-    if (Name == "x86.avx512.mask.cmp.q.512")
-      return UpgradeAVX512CmpIntrinsic(F, Intrinsic::x86_avx512_mask_cmp_q_512,
-                                       NewFn);
-    if (Name == "x86.avx512.mask.ucmp.b.512")
-      return UpgradeAVX512CmpIntrinsic(F, Intrinsic::x86_avx512_mask_ucmp_b_512,
-                                       NewFn);
-    if (Name == "x86.avx512.mask.ucmp.w.512")
-      return UpgradeAVX512CmpIntrinsic(F, Intrinsic::x86_avx512_mask_ucmp_w_512,
-                                       NewFn);
-    if (Name == "x86.avx512.mask.ucmp.d.512")
-      return UpgradeAVX512CmpIntrinsic(F, Intrinsic::x86_avx512_mask_ucmp_d_512,
-                                       NewFn);
-    if (Name == "x86.avx512.mask.ucmp.q.512")
-      return UpgradeAVX512CmpIntrinsic(F, Intrinsic::x86_avx512_mask_ucmp_q_512,
-                                       NewFn);
-
-    if (Name == "x86.avx512.mask.cmp.b.256")
-      return UpgradeAVX512CmpIntrinsic(F, Intrinsic::x86_avx512_mask_cmp_b_256,
-                                       NewFn);
-    if (Name == "x86.avx512.mask.cmp.w.256")
-      return UpgradeAVX512CmpIntrinsic(F, Intrinsic::x86_avx512_mask_cmp_w_256,
-                                       NewFn);
-    if (Name == "x86.avx512.mask.cmp.d.256")
-      return UpgradeAVX512CmpIntrinsic(F, Intrinsic::x86_avx512_mask_cmp_d_256,
-                                       NewFn);
-    if (Name == "x86.avx512.mask.cmp.q.256")
-      return UpgradeAVX512CmpIntrinsic(F, Intrinsic::x86_avx512_mask_cmp_q_256,
-                                       NewFn);
-    if (Name == "x86.avx512.mask.ucmp.b.256")
-      return UpgradeAVX512CmpIntrinsic(F, Intrinsic::x86_avx512_mask_ucmp_b_256,
-                                       NewFn);
-    if (Name == "x86.avx512.mask.ucmp.w.256")
-      return UpgradeAVX512CmpIntrinsic(F, Intrinsic::x86_avx512_mask_ucmp_w_256,
-                                       NewFn);
-    if (Name == "x86.avx512.mask.ucmp.d.256")
-      return UpgradeAVX512CmpIntrinsic(F, Intrinsic::x86_avx512_mask_ucmp_d_256,
-                                       NewFn);
-    if (Name == "x86.avx512.mask.ucmp.q.256")
-      return UpgradeAVX512CmpIntrinsic(F, Intrinsic::x86_avx512_mask_ucmp_q_256,
-                                       NewFn);
-
-    if (Name == "x86.avx512.mask.cmp.b.128")
-      return UpgradeAVX512CmpIntrinsic(F, Intrinsic::x86_avx512_mask_cmp_b_128,
-                                       NewFn);
-    if (Name == "x86.avx512.mask.cmp.w.128")
-      return UpgradeAVX512CmpIntrinsic(F, Intrinsic::x86_avx512_mask_cmp_w_128,
-                                       NewFn);
-    if (Name == "x86.avx512.mask.cmp.d.128")
-      return UpgradeAVX512CmpIntrinsic(F, Intrinsic::x86_avx512_mask_cmp_d_128,
-                                       NewFn);
-    if (Name == "x86.avx512.mask.cmp.q.128")
-      return UpgradeAVX512CmpIntrinsic(F, Intrinsic::x86_avx512_mask_cmp_q_128,
-                                       NewFn);
-    if (Name == "x86.avx512.mask.ucmp.b.128")
-      return UpgradeAVX512CmpIntrinsic(F, Intrinsic::x86_avx512_mask_ucmp_b_128,
-                                       NewFn);
-    if (Name == "x86.avx512.mask.ucmp.w.128")
-      return UpgradeAVX512CmpIntrinsic(F, Intrinsic::x86_avx512_mask_ucmp_w_128,
-                                       NewFn);
-    if (Name == "x86.avx512.mask.ucmp.d.128")
-      return UpgradeAVX512CmpIntrinsic(F, Intrinsic::x86_avx512_mask_ucmp_d_128,
-                                       NewFn);
-    if (Name == "x86.avx512.mask.ucmp.q.128")
-      return UpgradeAVX512CmpIntrinsic(F, Intrinsic::x86_avx512_mask_ucmp_q_128,
-                                       NewFn);
-
     // frcz.ss/sd may need to have an argument dropped
     if (Name.startswith("x86.xop.vfrcz.ss") && F->arg_size() == 2) {
       F->setName(Name + ".old");
@@ -767,16 +670,14 @@ void llvm::UpgradeIntrinsicCall(CallInst *CI, Function *NewFn) {
     // Old intrinsic, add bitcasts
     Value *Arg1 = CI->getArgOperand(1);
 
-    Value *BC0 =
-      Builder.CreateBitCast(Arg0,
-                            VectorType::get(Type::getInt64Ty(C), 2),
-                            "cast");
-    Value *BC1 =
-      Builder.CreateBitCast(Arg1,
-                            VectorType::get(Type::getInt64Ty(C), 2),
-                            "cast");
+    Type *NewVecTy = VectorType::get(Type::getInt64Ty(C), 2);
+
+    Value *BC0 = Builder.CreateBitCast(Arg0, NewVecTy, "cast");
+    Value *BC1 = Builder.CreateBitCast(Arg1, NewVecTy, "cast");
 
-    CallInst* NewCall = Builder.CreateCall2(NewFn, BC0, BC1, Name);
+    Type *Ty[] = {NewVecTy, NewVecTy};
+    CallInst *NewCall = Builder.CreateCall2(
+        FunctionType::get(CI->getType(), Ty, false), NewFn, BC0, BC1, Name);
     CI->replaceAllUsesWith(NewCall);
     CI->eraseFromParent();
     return;
@@ -801,21 +702,6 @@ void llvm::UpgradeIntrinsicCall(CallInst *CI, Function *NewFn) {
     CI->eraseFromParent();
     return;
   }
-  case Intrinsic::x86_avx512_mask_cmp_ps_512:
-  case Intrinsic::x86_avx512_mask_cmp_pd_512: {
-    // Need to truncate the last argument from i32 to i8 -- this argument models
-    // an inherently 8-bit immediate operand to these x86 instructions.
-    SmallVector<Value *, 5> Args(CI->arg_operands().begin(),
-                                 CI->arg_operands().end());
-
-    // Replace the last argument with a trunc.
-    Args[2] = Builder.CreateTrunc(Args[2], Type::getInt8Ty(C), "trunc");
-
-    CallInst *NewCall = Builder.CreateCall(NewFn, Args);
-    CI->replaceAllUsesWith(NewCall);
-    CI->eraseFromParent();
-    return;
-  }
   }
 }