[cfe-commits] r109814 - in /cfe/trunk: include/clang/Basic/BuiltinsARM.def lib/CodeGen/CGBuiltin.cpp lib/Sema/SemaChecking.cpp

[Nate Begeman]

Author: sampo
Date: Thu Jul 29 17:48:34 2010
New Revision: 109814

URL: http://llvm.org/viewvc/llvm-project?rev=109814&view=rev
Log:
Wire up sema checking for __builtin_arm_usat and __builtin_arm_ssat immediates.

Modified:
    cfe/trunk/include/clang/Basic/BuiltinsARM.def
    cfe/trunk/lib/CodeGen/CGBuiltin.cpp
    cfe/trunk/lib/Sema/SemaChecking.cpp

Modified: cfe/trunk/include/clang/Basic/BuiltinsARM.def
URL: 
http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Basic/BuiltinsARM.def?rev=109814&r1=109813&r2=109814&view=diff
==============================================================================
--- cfe/trunk/include/clang/Basic/BuiltinsARM.def (original)
+++ cfe/trunk/include/clang/Basic/BuiltinsARM.def Thu Jul 29 17:48:34 2010
@@ -17,8 +17,12 @@
 // In libgcc
 BUILTIN(__clear_cache, "v.", "")
 BUILTIN(__builtin_thread_pointer, "v*", "")
+
+// Saturating arithmetic
 BUILTIN(__builtin_arm_qadd, "iii", "nc")
 BUILTIN(__builtin_arm_qsub, "iii", "nc")
+BUILTIN(__builtin_arm_ssat, "iiUi", "nc")
+BUILTIN(__builtin_arm_usat, "UiUiUi", "nc")
 
 // NEON
 #define GET_NEON_BUILTINS

Modified: cfe/trunk/lib/CodeGen/CGBuiltin.cpp
URL: 
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/CGBuiltin.cpp?rev=109814&r1=109813&r2=109814&view=diff
==============================================================================
--- cfe/trunk/lib/CodeGen/CGBuiltin.cpp (original)
+++ cfe/trunk/lib/CodeGen/CGBuiltin.cpp Thu Jul 29 17:48:34 2010
@@ -1062,7 +1062,7 @@
   }
 
   // Determine the type of this overloaded NEON intrinsic.
-  assert(BuiltinID > ARM::BI__builtin_thread_pointer);
+  assert(BuiltinID > ARM::BI__builtin_arm_usat);
 
   llvm::SmallVector<Value*, 4> Ops;
   for (unsigned i = 0, e = E->getNumArgs() - 1; i != e; i++)

Modified: cfe/trunk/lib/Sema/SemaChecking.cpp
URL: 
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Sema/SemaChecking.cpp?rev=109814&r1=109813&r2=109814&view=diff
==============================================================================
--- cfe/trunk/lib/Sema/SemaChecking.cpp (original)
+++ cfe/trunk/lib/Sema/SemaChecking.cpp Thu Jul 29 17:48:34 2010
@@ -298,6 +298,8 @@
   unsigned i = 0, l = 0, u = 0;
   switch (BuiltinID) {
   default: return false;
+  case ARM::BI__builtin_arm_ssat: i = 1; l = 1; u = 31; break;
+  case ARM::BI__builtin_arm_usat: i = 1; u = 31; break;
 #define GET_NEON_IMMEDIATE_CHECK
 #include "clang/Basic/arm_neon.inc"
 #undef GET_NEON_IMMEDIATE_CHECK


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