r274509 - [OpenCL] Make OpenCL Builtins added according to the right version.

Anastasia Stulova via cfe-commits cfe-commits at lists.llvm.org
Mon Jul 4 09:07:18 PDT 2016


Author: stulova
Date: Mon Jul  4 11:07:18 2016
New Revision: 274509

URL: http://llvm.org/viewvc/llvm-project?rev=274509&view=rev
Log:
[OpenCL] Make OpenCL Builtins added according to the right version.

Currently we only have OpenCL 2.0 Builtins i.e. pipes or address space conversions.

They have to be added only in the version 2.0 compilation mode to make the identifiers
available for use in the other versions.

Review: http://reviews.llvm.org/D20249


Added:
    cfe/trunk/test/SemaOpenCL/clang-builtin-version.cl
Modified:
    cfe/trunk/include/clang/Basic/Builtins.def
    cfe/trunk/include/clang/Basic/Builtins.h
    cfe/trunk/include/clang/Basic/DiagnosticSemaKinds.td
    cfe/trunk/lib/Basic/Builtins.cpp
    cfe/trunk/lib/CodeGen/CGBuiltin.cpp
    cfe/trunk/lib/Sema/SemaChecking.cpp
    cfe/trunk/test/SemaOpenCL/to_addr_builtin.cl

Modified: cfe/trunk/include/clang/Basic/Builtins.def
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Basic/Builtins.def?rev=274509&r1=274508&r2=274509&view=diff
==============================================================================
--- cfe/trunk/include/clang/Basic/Builtins.def (original)
+++ cfe/trunk/include/clang/Basic/Builtins.def Mon Jul  4 11:07:18 2016
@@ -1282,34 +1282,34 @@ BUILTIN(__builtin_nontemporal_load, "v."
 
 // OpenCL v2.0 s6.13.16, s9.17.3.5 - Pipe functions.
 // We need the generic prototype, since the packet type could be anything.
-LANGBUILTIN(read_pipe, "i.", "tn", OCLC_LANG)
-LANGBUILTIN(write_pipe, "i.", "tn", OCLC_LANG)
+LANGBUILTIN(read_pipe, "i.", "tn", OCLC20_LANG)
+LANGBUILTIN(write_pipe, "i.", "tn", OCLC20_LANG)
 
-LANGBUILTIN(reserve_read_pipe, "i.", "tn", OCLC_LANG)
-LANGBUILTIN(reserve_write_pipe, "i.", "tn", OCLC_LANG)
+LANGBUILTIN(reserve_read_pipe, "i.", "tn", OCLC20_LANG)
+LANGBUILTIN(reserve_write_pipe, "i.", "tn", OCLC20_LANG)
 
-LANGBUILTIN(commit_write_pipe, "v.", "tn", OCLC_LANG)
-LANGBUILTIN(commit_read_pipe, "v.", "tn", OCLC_LANG)
+LANGBUILTIN(commit_write_pipe, "v.", "tn", OCLC20_LANG)
+LANGBUILTIN(commit_read_pipe, "v.", "tn", OCLC20_LANG)
 
-LANGBUILTIN(sub_group_reserve_read_pipe, "i.", "tn", OCLC_LANG)
-LANGBUILTIN(sub_group_reserve_write_pipe, "i.", "tn", OCLC_LANG)
+LANGBUILTIN(sub_group_reserve_read_pipe, "i.", "tn", OCLC20_LANG)
+LANGBUILTIN(sub_group_reserve_write_pipe, "i.", "tn", OCLC20_LANG)
 
-LANGBUILTIN(sub_group_commit_read_pipe, "v.", "tn", OCLC_LANG)
-LANGBUILTIN(sub_group_commit_write_pipe, "v.", "tn", OCLC_LANG)
+LANGBUILTIN(sub_group_commit_read_pipe, "v.", "tn", OCLC20_LANG)
+LANGBUILTIN(sub_group_commit_write_pipe, "v.", "tn", OCLC20_LANG)
 
-LANGBUILTIN(work_group_reserve_read_pipe, "i.", "tn", OCLC_LANG)
-LANGBUILTIN(work_group_reserve_write_pipe, "i.", "tn", OCLC_LANG)
+LANGBUILTIN(work_group_reserve_read_pipe, "i.", "tn", OCLC20_LANG)
+LANGBUILTIN(work_group_reserve_write_pipe, "i.", "tn", OCLC20_LANG)
 
-LANGBUILTIN(work_group_commit_read_pipe, "v.", "tn", OCLC_LANG)
-LANGBUILTIN(work_group_commit_write_pipe, "v.", "tn", OCLC_LANG)
+LANGBUILTIN(work_group_commit_read_pipe, "v.", "tn", OCLC20_LANG)
+LANGBUILTIN(work_group_commit_write_pipe, "v.", "tn", OCLC20_LANG)
 
-LANGBUILTIN(get_pipe_num_packets, "Ui.", "tn", OCLC_LANG)
-LANGBUILTIN(get_pipe_max_packets, "Ui.", "tn", OCLC_LANG)
+LANGBUILTIN(get_pipe_num_packets, "Ui.", "tn", OCLC20_LANG)
+LANGBUILTIN(get_pipe_max_packets, "Ui.", "tn", OCLC20_LANG)
 
 // OpenCL v2.0 s6.13.9 - Address space qualifier functions.
-LANGBUILTIN(to_global, "v*v*", "tn", OCLC_LANG)
-LANGBUILTIN(to_local, "v*v*", "tn", OCLC_LANG)
-LANGBUILTIN(to_private, "v*v*", "tn", OCLC_LANG)
+LANGBUILTIN(to_global, "v*v*", "tn", OCLC20_LANG)
+LANGBUILTIN(to_local, "v*v*", "tn", OCLC20_LANG)
+LANGBUILTIN(to_private, "v*v*", "tn", OCLC20_LANG)
 
 #undef BUILTIN
 #undef LIBBUILTIN

Modified: cfe/trunk/include/clang/Basic/Builtins.h
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Basic/Builtins.h?rev=274509&r1=274508&r2=274509&view=diff
==============================================================================
--- cfe/trunk/include/clang/Basic/Builtins.h (original)
+++ cfe/trunk/include/clang/Basic/Builtins.h Mon Jul  4 11:07:18 2016
@@ -36,7 +36,7 @@ enum LanguageID {
   CXX_LANG = 0x4,     // builtin for cplusplus only.
   OBJC_LANG = 0x8,    // builtin for objective-c and objective-c++
   MS_LANG = 0x10,     // builtin requires MS mode.
-  OCLC_LANG = 0x20,   // builtin for OpenCL C only.
+  OCLC20_LANG = 0x20, // builtin for OpenCL C only.
   ALL_LANGUAGES = C_LANG | CXX_LANG | OBJC_LANG, // builtin for all languages.
   ALL_GNU_LANGUAGES = ALL_LANGUAGES | GNU_LANG,  // builtin requires GNU mode.
   ALL_MS_LANGUAGES = ALL_LANGUAGES | MS_LANG     // builtin requires MS mode.

Modified: cfe/trunk/include/clang/Basic/DiagnosticSemaKinds.td
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Basic/DiagnosticSemaKinds.td?rev=274509&r1=274508&r2=274509&view=diff
==============================================================================
--- cfe/trunk/include/clang/Basic/DiagnosticSemaKinds.td (original)
+++ cfe/trunk/include/clang/Basic/DiagnosticSemaKinds.td Mon Jul  4 11:07:18 2016
@@ -7908,8 +7908,6 @@ def err_opencl_type_can_only_be_used_as_
 def warn_opencl_attr_deprecated_ignored : Warning <
   "%0 attribute is deprecated and ignored in OpenCL version %1">,
   InGroup<IgnoredAttributes>;
-def err_opencl_builtin_requires_version : Error<
-  "%0 requires OpenCL version %1%select{| or above}2">;
 
 // OpenCL v2.0 s6.13.6 -- Builtin Pipe Functions
 def err_opencl_builtin_pipe_first_arg : Error<

Modified: cfe/trunk/lib/Basic/Builtins.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Basic/Builtins.cpp?rev=274509&r1=274508&r2=274509&view=diff
==============================================================================
--- cfe/trunk/lib/Basic/Builtins.cpp (original)
+++ cfe/trunk/lib/Basic/Builtins.cpp Mon Jul  4 11:07:18 2016
@@ -69,7 +69,8 @@ bool Builtin::Context::builtinIsSupporte
   bool MSModeUnsupported =
       !LangOpts.MicrosoftExt && (BuiltinInfo.Langs & MS_LANG);
   bool ObjCUnsupported = !LangOpts.ObjC1 && BuiltinInfo.Langs == OBJC_LANG;
-  bool OclCUnsupported = !LangOpts.OpenCL && BuiltinInfo.Langs == OCLC_LANG;
+  bool OclCUnsupported = LangOpts.OpenCLVersion != 200 &&
+                         BuiltinInfo.Langs == OCLC20_LANG;
   return !BuiltinsUnsupported && !MathBuiltinsUnsupported && !OclCUnsupported &&
          !GnuModeUnsupported && !MSModeUnsupported && !ObjCUnsupported;
 }

Modified: cfe/trunk/lib/CodeGen/CGBuiltin.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/CGBuiltin.cpp?rev=274509&r1=274508&r2=274509&view=diff
==============================================================================
--- cfe/trunk/lib/CodeGen/CGBuiltin.cpp (original)
+++ cfe/trunk/lib/CodeGen/CGBuiltin.cpp Mon Jul  4 11:07:18 2016
@@ -2127,7 +2127,7 @@ RValue CodeGenFunction::EmitBuiltinExpr(
     return RValue::get(
         Builder.CreateCall(CGM.CreateRuntimeFunction(FTy, Name), {Arg0, Arg1}));
   }
-  // OpenCL v2.0 s6.13.16 ,s9.17.3.5 - Built-in pipe commit read and write
+  // OpenCL v2.0 s6.13.16, s9.17.3.5 - Built-in pipe commit read and write
   // functions
   case Builtin::BIcommit_read_pipe:
   case Builtin::BIcommit_write_pipe:

Modified: cfe/trunk/lib/Sema/SemaChecking.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Sema/SemaChecking.cpp?rev=274509&r1=274508&r2=274509&view=diff
==============================================================================
--- cfe/trunk/lib/Sema/SemaChecking.cpp (original)
+++ cfe/trunk/lib/Sema/SemaChecking.cpp Mon Jul  4 11:07:18 2016
@@ -454,7 +454,7 @@ static bool SemaBuiltinPipePackets(Sema
 
   return false;
 }
-
+// \brief OpenCL v2.0 s6.13.9 - Address space qualifier functions.
 // \brief Performs semantic analysis for the to_global/local/private call.
 // \param S Reference to the semantic analyzer.
 // \param BuiltinID ID of the builtin function.
@@ -462,13 +462,6 @@ static bool SemaBuiltinPipePackets(Sema
 // \return True if a semantic error has been found, false otherwise.
 static bool SemaOpenCLBuiltinToAddr(Sema &S, unsigned BuiltinID,
                                     CallExpr *Call) {
-  // OpenCL v2.0 s6.13.9 - Address space qualifier functions.
-  if (S.getLangOpts().OpenCLVersion < 200) {
-    S.Diag(Call->getLocStart(), diag::err_opencl_builtin_requires_version)
-        << Call->getDirectCallee() << "2.0" << 1 << Call->getSourceRange();
-    return true;
-  }
-
   if (Call->getNumArgs() != 1) {
     S.Diag(Call->getLocStart(), diag::err_opencl_builtin_to_addr_arg_num)
         << Call->getDirectCallee() << Call->getSourceRange();
@@ -801,6 +794,7 @@ Sema::CheckBuiltinFunctionCall(FunctionD
 
     TheCall->setType(Context.VoidPtrTy);
     break;
+  // OpenCL v2.0, s6.13.16 - Pipe functions
   case Builtin::BIread_pipe:
   case Builtin::BIwrite_pipe:
     // Since those two functions are declared with var args, we need a semantic

Added: cfe/trunk/test/SemaOpenCL/clang-builtin-version.cl
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/SemaOpenCL/clang-builtin-version.cl?rev=274509&view=auto
==============================================================================
--- cfe/trunk/test/SemaOpenCL/clang-builtin-version.cl (added)
+++ cfe/trunk/test/SemaOpenCL/clang-builtin-version.cl Mon Jul  4 11:07:18 2016
@@ -0,0 +1,44 @@
+// RUN: %clang_cc1 %s -fblocks -verify -pedantic -fsyntax-only -ferror-limit 100
+
+// Confirm CL2.0 Clang builtins are not available in earlier versions
+
+kernel void dse_builtins() {
+  int tmp;
+  enqueue_kernel(tmp, tmp, tmp, ^(void) { // expected-warning{{implicit declaration of function 'enqueue_kernel' is invalid in C99}}
+    return;
+  });
+  unsigned size = get_kernel_work_group_size(^(void) { // expected-warning{{implicit declaration of function 'get_kernel_work_group_size' is invalid in C99}}
+    return;
+  });
+  size = get_kernel_preferred_work_group_size_multiple(^(void) { // expected-warning{{implicit declaration of function 'get_kernel_preferred_work_group_size_multiple' is invalid in C99}}
+    return;
+  });
+}
+
+void pipe_builtins() {
+  int tmp;
+
+  read_pipe(tmp, tmp);  // expected-warning{{implicit declaration of function 'read_pipe' is invalid in C99}}
+  write_pipe(tmp, tmp); // expected-warning{{implicit declaration of function 'write_pipe' is invalid in C99}}
+
+  reserve_read_pipe(tmp, tmp);  // expected-warning{{implicit declaration of function 'reserve_read_pipe' is invalid in C99}}
+  reserve_write_pipe(tmp, tmp); // expected-warning{{implicit declaration of function 'reserve_write_pipe' is invalid in C99}}
+
+  work_group_reserve_read_pipe(tmp, tmp);  // expected-warning{{implicit declaration of function 'work_group_reserve_read_pipe' is invalid in C99}}
+  work_group_reserve_write_pipe(tmp, tmp); // expected-warning{{implicit declaration of function 'work_group_reserve_write_pipe' is invalid in C99}}
+
+  sub_group_reserve_write_pipe(tmp, tmp); // expected-warning{{implicit declaration of function 'sub_group_reserve_write_pipe' is invalid in C99}}
+  sub_group_reserve_read_pipe(tmp, tmp);  // expected-warning{{implicit declaration of function 'sub_group_reserve_read_pipe' is invalid in C99}}
+
+  commit_read_pipe(tmp, tmp);  // expected-warning{{implicit declaration of function 'commit_read_pipe' is invalid in C99}}
+  commit_write_pipe(tmp, tmp); // expected-warning{{implicit declaration of function 'commit_write_pipe' is invalid in C99}}
+
+  work_group_commit_read_pipe(tmp, tmp);  // expected-warning{{implicit declaration of function 'work_group_commit_read_pipe' is invalid in C99}}
+  work_group_commit_write_pipe(tmp, tmp); // expected-warning{{implicit declaration of function 'work_group_commit_write_pipe' is invalid in C99}}
+
+  sub_group_commit_write_pipe(tmp, tmp); // expected-warning{{implicit declaration of function 'sub_group_commit_write_pipe' is invalid in C99}}
+  sub_group_commit_read_pipe(tmp, tmp);  // expected-warning{{implicit declaration of function 'sub_group_commit_read_pipe' is invalid in C99}}
+
+  get_pipe_num_packets(tmp); // expected-warning{{implicit declaration of function 'get_pipe_num_packets' is invalid in C99}}
+  get_pipe_max_packets(tmp); // expected-warning{{implicit declaration of function 'get_pipe_max_packets' is invalid in C99}}
+}

Modified: cfe/trunk/test/SemaOpenCL/to_addr_builtin.cl
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/SemaOpenCL/to_addr_builtin.cl?rev=274509&r1=274508&r2=274509&view=diff
==============================================================================
--- cfe/trunk/test/SemaOpenCL/to_addr_builtin.cl (original)
+++ cfe/trunk/test/SemaOpenCL/to_addr_builtin.cl Mon Jul  4 11:07:18 2016
@@ -10,43 +10,44 @@ void test(void) {
 
   glob = to_global(glob, loc);
 #if __OPENCL_C_VERSION__ < CL_VERSION_2_0
-  // expected-error at -2{{'to_global' requires OpenCL version 2.0 or above}}
+  // expected-warning at -2{{implicit declaration of function 'to_global' is invalid in C99}}
+  // expected-warning at -3{{incompatible integer to pointer conversion assigning to '__global int *' from 'int'}}
 #else
-  // expected-error at -4{{invalid number of arguments to function: 'to_global'}}
+  // expected-error at -5{{invalid number of arguments to function: 'to_global'}}
 #endif
 
   int x;
   glob = to_global(x);
 #if __OPENCL_C_VERSION__ < CL_VERSION_2_0
-  // expected-error at -2{{'to_global' requires OpenCL version 2.0 or above}}
+  // expected-warning at -2{{incompatible integer to pointer conversion assigning to '__global int *' from 'int'}}
 #else
   // expected-error at -4{{invalid argument x to function: 'to_global', expecting a generic pointer argument}}
 #endif
 
   glob = to_global(con);
 #if __OPENCL_C_VERSION__ < CL_VERSION_2_0
-  // expected-error at -2{{'to_global' requires OpenCL version 2.0 or above}}
+  // expected-warning at -2{{incompatible integer to pointer conversion assigning to '__global int *' from 'int'}}
 #else
   // expected-error at -4{{invalid argument con to function: 'to_global', expecting a generic pointer argument}}
 #endif
 
   glob = to_global(con_typedef);
 #if __OPENCL_C_VERSION__ < CL_VERSION_2_0
-  // expected-error at -2{{'to_global' requires OpenCL version 2.0 or above}}
+  // expected-warning at -2{{incompatible integer to pointer conversion assigning to '__global int *' from 'int'}}
 #else
   // expected-error at -4{{invalid argument con_typedef to function: 'to_global', expecting a generic pointer argument}}
 #endif
 
   loc = to_global(glob);
 #if __OPENCL_C_VERSION__ < CL_VERSION_2_0
-  // expected-error at -2{{'to_global' requires OpenCL version 2.0 or above}}
+  // expected-warning at -2{{incompatible integer to pointer conversion assigning to '__local int *' from 'int'}}
 #else
   // expected-error at -4{{assigning '__global int *' to '__local int *' changes address space of pointer}}
 #endif
 
   global char *glob_c = to_global(loc);
 #if __OPENCL_C_VERSION__ < CL_VERSION_2_0
-  // expected-error at -2{{'to_global' requires OpenCL version 2.0 or above}}
+  // expected-warning at -2{{incompatible integer to pointer conversion initializing '__global char *' with an expression of type 'int'}}
 #else
   // expected-warning at -4{{incompatible pointer types initializing '__global char *' with an expression of type '__global int *'}}
 #endif




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