[clang] Hexagon builtins (PR #114412)

[via cfe-commits]

Timm =?utf-8?q?Bäder?= <tbaeder at redhat.com>
Message-ID:
In-Reply-To: <llvm.org/llvm/llvm-project/pull/114412 at github.com>


llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-clang

Author: Timm Baeder (tbaederr)

<details>
<summary>Changes</summary>



---
Full diff: https://github.com/llvm/llvm-project/pull/114412.diff


3 Files Affected:

- (modified) clang/lib/AST/ByteCode/InterpBuiltin.cpp (+8-5) 
- (modified) clang/lib/AST/ByteCode/Program.cpp (+2-2) 
- (modified) clang/test/CodeGen/builtins-hexagon.c (+1) 


``````````diff
diff --git a/clang/lib/AST/ByteCode/InterpBuiltin.cpp b/clang/lib/AST/ByteCode/InterpBuiltin.cpp
index b00d2a1768b6b7..2eafbbfe9fd6ff 100644
--- a/clang/lib/AST/ByteCode/InterpBuiltin.cpp
+++ b/clang/lib/AST/ByteCode/InterpBuiltin.cpp
@@ -1253,7 +1253,7 @@ static bool interp__builtin_ia32_bextr(InterpState &S, CodePtr OpPC,
                                        const InterpFrame *Frame,
                                        const Function *Func,
                                        const CallExpr *Call) {
-  if (!Call->getArg(0)->getType()->isIntegerType() ||
+  if (Call->getNumArgs() != 2 || !Call->getArg(0)->getType()->isIntegerType() ||
       !Call->getArg(1)->getType()->isIntegerType())
     return false;
 
@@ -1285,7 +1285,9 @@ static bool interp__builtin_ia32_bzhi(InterpState &S, CodePtr OpPC,
                                       const Function *Func,
                                       const CallExpr *Call) {
   QualType CallType = Call->getType();
-  if (!CallType->isIntegerType())
+  if (Call->getNumArgs() != 0 || !Call->getArg(0)->getType()->isIntegerType() ||
+      !Call->getArg(1)->getType()->isIntegerType() ||
+      !CallType->isIntegerType())
     return false;
 
   PrimType ValT = *S.Ctx.classify(Call->getArg(0));
@@ -1310,7 +1312,7 @@ static bool interp__builtin_ia32_lzcnt(InterpState &S, CodePtr OpPC,
                                        const Function *Func,
                                        const CallExpr *Call) {
   QualType CallType = Call->getType();
-  if (!CallType->isIntegerType())
+  if (!CallType->isIntegerType() || Call->getArg(0)->getType()->isIntegerType())
     return false;
 
   APSInt Val = peekToAPSInt(S.Stk, *S.Ctx.classify(Call->getArg(0)));
@@ -1323,7 +1325,8 @@ static bool interp__builtin_ia32_tzcnt(InterpState &S, CodePtr OpPC,
                                        const Function *Func,
                                        const CallExpr *Call) {
   QualType CallType = Call->getType();
-  if (!CallType->isIntegerType())
+  if (!CallType->isIntegerType() ||
+      !Call->getArg(0)->getType()->isIntegerType())
     return false;
 
   APSInt Val = peekToAPSInt(S.Stk, *S.Ctx.classify(Call->getArg(0)));
@@ -1360,7 +1363,7 @@ static bool interp__builtin_ia32_pext(InterpState &S, CodePtr OpPC,
                                       const InterpFrame *Frame,
                                       const Function *Func,
                                       const CallExpr *Call) {
-  if (!Call->getArg(0)->getType()->isIntegerType() ||
+  if (Call->getNumArgs() != 0 || !Call->getArg(0)->getType()->isIntegerType() ||
       !Call->getArg(1)->getType()->isIntegerType())
     return false;
 
diff --git a/clang/lib/AST/ByteCode/Program.cpp b/clang/lib/AST/ByteCode/Program.cpp
index 0da518ec92afae..04e0b1884e3d6b 100644
--- a/clang/lib/AST/ByteCode/Program.cpp
+++ b/clang/lib/AST/ByteCode/Program.cpp
@@ -399,10 +399,10 @@ Descriptor *Program::createDescriptor(const DeclTy &D, const Type *Ty,
   }
 
   // Arrays.
-  if (const auto ArrayType = Ty->getAsArrayTypeUnsafe()) {
+  if (const auto *ArrayType = Ty->getAsArrayTypeUnsafe()) {
     QualType ElemTy = ArrayType->getElementType();
     // Array of well-known bounds.
-    if (auto CAT = dyn_cast<ConstantArrayType>(ArrayType)) {
+    if (const auto *CAT = dyn_cast<ConstantArrayType>(ArrayType)) {
       size_t NumElems = CAT->getZExtSize();
       if (std::optional<PrimType> T = Ctx.classify(ElemTy)) {
         // Arrays of primitives.
diff --git a/clang/test/CodeGen/builtins-hexagon.c b/clang/test/CodeGen/builtins-hexagon.c
index 52073f27ae70f5..94984cafba5385 100644
--- a/clang/test/CodeGen/builtins-hexagon.c
+++ b/clang/test/CodeGen/builtins-hexagon.c
@@ -1,5 +1,6 @@
 // REQUIRES: hexagon-registered-target
 // RUN: %clang_cc1 -triple hexagon-unknown-elf -target-cpu hexagonv65 -target-feature +hvxv65 -target-feature +hvx-length128b -emit-llvm %s -o - | FileCheck %s
+// RUN: %clang_cc1 -triple hexagon-unknown-elf -target-cpu hexagonv65 -target-feature +hvxv65 -target-feature +hvx-length128b -emit-llvm %s -o - | FileCheck %s -fexperimental-new-constant-interpreter
 
 void test() {
   int v64 __attribute__((__vector_size__(64)));

``````````

</details>


https://github.com/llvm/llvm-project/pull/114412