[clang] [clang] VectorExprEvaluator::VisitCallExpr - add constant folding for X86 pslldqi/psrldqi intrinsics (PR #157403)

[Simon Pilgrim via cfe-commits]

================
@@ -3571,7 +3607,14 @@ bool InterpretBuiltin(InterpState &S, CodePtr OpPC, 
const CallExpr *Call,
   case Builtin::BI__builtin_elementwise_fshr:
     return interp__builtin_elementwise_triop(S, OpPC, Call,
                                              llvm::APIntOps::fshr);
-
+  case clang::X86::BI__builtin_ia32_pslldqi128:
+  case clang::X86::BI__builtin_ia32_pslldqi256:
+  case clang::X86::BI__builtin_ia32_pslldqi512:
----------------
RKSimon wrote:

`return interp__builtin_byteshift(S, OpPC, Call, BuiltinID(), /*IsLeft=*/true);`

https://github.com/llvm/llvm-project/pull/157403
_______________________________________________
cfe-commits mailing list
cfe-commits@lists.llvm.org
https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits