================
@@ -404,142 +370,174 @@ enum ArmSMEState : unsigned {
ArmZT0Mask = 0b11 << 2
};
-bool SemaARM::ParseSVEImmChecks(
- CallExpr *TheCall, SmallVector<std::tuple<int, int, int>, 3> &ImmChecks) {
- // Perform all the immediate checks for this builtin call.
+bool SemaARM::CheckImmediateArg(CallExpr *TheCall, unsigned CheckTy,
+ unsigned ArgIdx, unsigned EltBitWidth,
+ unsigned VecBitWidth) {
+ // Function that checks whether the operand (ArgIdx) is an immediate
+ // that is one of a given set of values.
+ auto CheckImmediateInSet = [&](std::initializer_list<int64_t> Set,
+ int ErrDiag) -> bool {
+ // We can't check the value of a dependent argument.
+ Expr *Arg = TheCall->getArg(ArgIdx);
+ if (Arg->isTypeDependent() || Arg->isValueDependent())
+ return false;
+
+ // Check constant-ness first.
+ llvm::APSInt Imm;
+ if (SemaRef.BuiltinConstantArg(TheCall, ArgIdx, Imm))
+ return true;
+
+ if (std::find(Set.begin(), Set.end(), Imm.getSExtValue()) == Set.end())
+ return Diag(TheCall->getBeginLoc(), ErrDiag) << Arg->getSourceRange();
+ return false;
+ };
+
+ switch ((ImmCheckType)CheckTy) {
+ case ImmCheckType::ImmCheck0_31:
+ if (SemaRef.BuiltinConstantArgRange(TheCall, ArgIdx, 0, 31))
+ return true;
+ break;
+ case ImmCheckType::ImmCheck0_13:
+ if (SemaRef.BuiltinConstantArgRange(TheCall, ArgIdx, 0, 13))
+ return true;
+ break;
+ case ImmCheckType::ImmCheck0_63:
+ if (SemaRef.BuiltinConstantArgRange(TheCall, ArgIdx, 0, 63))
+ return true;
+ break;
+ case ImmCheckType::ImmCheck1_16:
+ if (SemaRef.BuiltinConstantArgRange(TheCall, ArgIdx, 1, 16))
+ return true;
+ break;
+ case ImmCheckType::ImmCheck0_7:
+ if (SemaRef.BuiltinConstantArgRange(TheCall, ArgIdx, 0, 7))
+ return true;
+ break;
+ case ImmCheckType::ImmCheck1_1:
+ if (SemaRef.BuiltinConstantArgRange(TheCall, ArgIdx, 1, 1))
+ return true;
+ break;
+ case ImmCheckType::ImmCheck1_3:
+ if (SemaRef.BuiltinConstantArgRange(TheCall, ArgIdx, 1, 3))
+ return true;
+ break;
+ case ImmCheckType::ImmCheck1_7:
+ if (SemaRef.BuiltinConstantArgRange(TheCall, ArgIdx, 1, 7))
+ return true;
+ break;
+ case ImmCheckType::ImmCheckExtract:
+ if (SemaRef.BuiltinConstantArgRange(TheCall, ArgIdx, 0,
+ (2048 / EltBitWidth) - 1))
+ return true;
+ break;
+ case ImmCheckType::ImmCheckCvt:
+ case ImmCheckType::ImmCheckShiftRight:
+ if (SemaRef.BuiltinConstantArgRange(TheCall, ArgIdx, 1, EltBitWidth))
+ return true;
+ break;
+ case ImmCheckType::ImmCheckShiftRightNarrow:
+ if (SemaRef.BuiltinConstantArgRange(TheCall, ArgIdx, 1, EltBitWidth / 2))
+ return true;
+ break;
+ case ImmCheckType::ImmCheckShiftLeft:
+ if (SemaRef.BuiltinConstantArgRange(TheCall, ArgIdx, 0, EltBitWidth - 1))
+ return true;
+ break;
+ case ImmCheckType::ImmCheckLaneIndex:
+ if (SemaRef.BuiltinConstantArgRange(TheCall, ArgIdx, 0,
+ (VecBitWidth / EltBitWidth) - 1))
+ return true;
+ break;
+ case ImmCheckType::ImmCheckLaneIndexCompRotate:
+ if (SemaRef.BuiltinConstantArgRange(TheCall, ArgIdx, 0,
+ (VecBitWidth / (2 * EltBitWidth)) - 1))
+ return true;
+ break;
+ case ImmCheckType::ImmCheckLaneIndexDot:
+ if (SemaRef.BuiltinConstantArgRange(TheCall, ArgIdx, 0,
+ (VecBitWidth / (4 * EltBitWidth)) - 1))
+ return true;
+ break;
+ case ImmCheckType::ImmCheckComplexRot90_270:
+ if (CheckImmediateInSet({90, 270}, diag::err_rotation_argument_to_cadd))
+ return true;
+ break;
+ case ImmCheckType::ImmCheckComplexRotAll90:
+ if (CheckImmediateInSet({0, 90, 180, 270},
+ diag::err_rotation_argument_to_cmla))
+ return true;
+ break;
+ case ImmCheckType::ImmCheck0_1:
+ if (SemaRef.BuiltinConstantArgRange(TheCall, ArgIdx, 0, 1))
+ return true;
+ break;
+ case ImmCheckType::ImmCheck0_2:
+ if (SemaRef.BuiltinConstantArgRange(TheCall, ArgIdx, 0, 2))
+ return true;
+ break;
+ case ImmCheckType::ImmCheck0_3:
+ if (SemaRef.BuiltinConstantArgRange(TheCall, ArgIdx, 0, 3))
+ return true;
+ break;
+ case ImmCheckType::ImmCheck0_0:
+ if (SemaRef.BuiltinConstantArgRange(TheCall, ArgIdx, 0, 0))
+ return true;
+ break;
+ case ImmCheckType::ImmCheck0_15:
+ if (SemaRef.BuiltinConstantArgRange(TheCall, ArgIdx, 0, 15))
+ return true;
+ break;
+ case ImmCheckType::ImmCheck0_255:
+ if (SemaRef.BuiltinConstantArgRange(TheCall, ArgIdx, 0, 255))
+ return true;
+ break;
+ case ImmCheckType::ImmCheck1_32:
+ if (SemaRef.BuiltinConstantArgRange(TheCall, ArgIdx, 1, 32))
+ return true;
+ break;
+ case ImmCheckType::ImmCheck1_64:
+ if (SemaRef.BuiltinConstantArgRange(TheCall, ArgIdx, 1, 64))
+ return true;
+ break;
+ case ImmCheckType::ImmCheck2_4_Mul2:
+ if (SemaRef.BuiltinConstantArgRange(TheCall, ArgIdx, 2, 4) ||
+ SemaRef.BuiltinConstantArgMultiple(TheCall, ArgIdx, 2))
+ return true;
+ break;
+ default:
----------------
SpencerAbson wrote:
I removed this here
https://github.com/llvm/llvm-project/commit/383057e5a0b53a79926dbdbae4cfcd39bfb44645.
https://github.com/llvm/llvm-project/pull/100278
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