[cfe-commits] r112201 - in /cfe/trunk: lib/CodeGen/TargetInfo.cpp test/CodeGen/x86_64-arguments.c

[Chris Lattner]

Author: lattner
Date: Thu Aug 26 13:03:20 2010
New Revision: 112201

URL: http://llvm.org/viewvc/llvm-project?rev=112201&view=rev
Log:
1 x ulonglong needs to be classified as INTEGER, just like 1 x longlong,
this fixes a miscompilation on the included testcase, rdar://8359248

Modified:
    cfe/trunk/lib/CodeGen/TargetInfo.cpp
    cfe/trunk/test/CodeGen/x86_64-arguments.c

Modified: cfe/trunk/lib/CodeGen/TargetInfo.cpp
URL: 
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/TargetInfo.cpp?rev=112201&r1=112200&r2=112201&view=diff
==============================================================================
--- cfe/trunk/lib/CodeGen/TargetInfo.cpp (original)
+++ cfe/trunk/lib/CodeGen/TargetInfo.cpp Thu Aug 26 13:03:20 2010
@@ -893,7 +893,8 @@
         return;
 
       // gcc passes <1 x long long> as INTEGER.
-      if (VT->getElementType()->isSpecificBuiltinType(BuiltinType::LongLong))
+      if (VT->getElementType()->isSpecificBuiltinType(BuiltinType::LongLong) ||
+          VT->getElementType()->isSpecificBuiltinType(BuiltinType::ULongLong))
         Current = Integer;
       else
         Current = SSE;

Modified: cfe/trunk/test/CodeGen/x86_64-arguments.c
URL: 
http://llvm.org/viewvc/llvm-project/cfe/trunk/test/CodeGen/x86_64-arguments.c?rev=112201&r1=112200&r2=112201&view=diff
==============================================================================
--- cfe/trunk/test/CodeGen/x86_64-arguments.c (original)
+++ cfe/trunk/test/CodeGen/x86_64-arguments.c Thu Aug 26 13:03:20 2010
@@ -233,4 +233,9 @@
   va_arg(X, struct f33s);
 }
 
+typedef unsigned long long v1i64 __attribute__((__vector_size__(8)));
+
+// rdar://8359248
+// CHECK: define i64 @f34(i64 %arg.coerce)
+v1i64 f34(v1i64 arg) { return arg; }
 


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