Revert "[SYCL] Allow _Bitint of size greater than 128 bits when -fintelfpga is used (#6152)" (#6232)

This reverts commit 51f2ea3.

Author: bader

clang/include/clang/Basic/LangOptions.def

@@ -269,7 +269,6 @@ LANGOPT(GPUExcludeWrongSideOverloads, 1, 0, "always exclude wrong side overloads
 
 LANGOPT(SYCLIsDevice      , 1, 0, "Generate code for SYCL device")
 LANGOPT(SYCLIsHost        , 1, 0, "SYCL host compilation")
-LANGOPT(IntelFPGA         , 1, 0, "Perform ahead-of-time compilation for FPGA")
 LANGOPT(SYCLAllowFuncPtr  , 1, 0, "Allow function pointers in SYCL device code")
 LANGOPT(SYCLStdLayoutKernelParams, 1, 0, "Enable standard layout requirement for SYCL kernel parameters")
 LANGOPT(SYCLUnnamedLambda , 1, 0, "Allow unnamed lambda SYCL kernels")

clang/include/clang/Driver/Options.td

@@ -2754,8 +2754,7 @@ defm strict_vtable_pointers : BoolFOption<"strict-vtable-pointers",
   NegFlag<SetFalse>>;
 def fstrict_overflow : Flag<["-"], "fstrict-overflow">, Group<f_Group>;
 def fintelfpga : Flag<["-"], "fintelfpga">, Group<f_Group>,
-  Flags<[CC1Option, CoreOption]>, MarshallingInfoFlag<LangOpts<"IntelFPGA">>,
-  HelpText<"Perform ahead-of-time compilation for FPGA">;
+  Flags<[CC1Option, CoreOption]>, HelpText<"Perform ahead of time compilation for FPGA">;
 def fsycl_device_only : Flag<["-"], "fsycl-device-only">, Flags<[CoreOption]>,
   HelpText<"Compile SYCL kernels for device">;
 def fsycl_targets_EQ : CommaJoined<["-"], "fsycl-targets=">, Flags<[NoXarchOption, CC1Option, CoreOption]>,

clang/lib/Driver/ToolChains/Clang.cpp

@@ -4965,11 +4965,8 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA,
         HasFPGA = true;
         break;
       }
-    if (HasFPGA) {
+    if (HasFPGA)
       CmdArgs.push_back("-fsycl-disable-range-rounding");
-      // Pass -fintelfpga to both the host and device SYCL compilations if set.
-      CmdArgs.push_back("-fintelfpga");
-    }
 
     // Add any options that are needed specific to SYCL offload while
     // performing the host side compilation.

clang/lib/Sema/SemaType.cpp

@@ -2292,7 +2292,7 @@ QualType Sema::BuildBitIntType(bool IsUnsigned, Expr *BitWidth,
   }
 
   const TargetInfo &TI = getASTContext().getTargetInfo();
-  if (NumBits > TI.getMaxBitIntWidth() && !Context.getLangOpts().IntelFPGA) {
+  if (NumBits > TI.getMaxBitIntWidth()) {
     Diag(Loc, diag::err_bit_int_max_size)
         << IsUnsigned << static_cast<uint64_t>(TI.getMaxBitIntWidth());
     return QualType();

clang/test/CodeGenSYCL/no-opaque-ptrs-sycl-host-intelfpga-bitint.cpp

@@ -20,12 +20,6 @@
 // RUN:   | FileCheck -check-prefix=CHK-TOOLS-INTELFPGA-G0 %s
 // CHK-TOOLS-INTELFPGA-G0-NOT: clang{{.*}} "-debug-info-kind=constructor"
 
-/// -fintelfpga passes it to host and device cc1 compilations
-// RUN:   %clangxx -### -fsycl -fintelfpga %s 2>&1 \
-// RUN:   | FileCheck -check-prefix=CHK-HOST-DEVICE %s
-// CHK-HOST-DEVICE: clang{{.*}} "-cc1"{{.*}} "-fsycl-is-device"{{.*}} "-fintelfpga"
-// CHK-HOST-DEVICE: clang{{.*}} "-cc1"{{.*}} "-fintelfpga"{{.*}} "-fsycl-is-host"
-
 /// FPGA target implies -fsycl-disable-range-rounding
 // RUN:   %clangxx -### -target x86_64-unknown-linux-gnu -fsycl -fintelfpga %s 2>&1 \
 // RUN:   | FileCheck -check-prefix=CHK-RANGE-ROUNDING %s