[cfe-commits] r83939 - in /cfe/trunk: lib/Basic/TargetInfo.cpp test/CodeGen/asm.c test/Sema/vla.c

[Chris Lattner]

Author: lattner
Date: Mon Oct 12 23:32:07 2009
New Revision: 83939

URL: http://llvm.org/viewvc/llvm-project?rev=83939&view=rev
Log:
fix PR4938 by recognizing % as a modifier on outputs,
previously we only recognized it on inputs.

Modified:
    cfe/trunk/lib/Basic/TargetInfo.cpp
    cfe/trunk/test/CodeGen/asm.c
    cfe/trunk/test/Sema/vla.c

Modified: cfe/trunk/lib/Basic/TargetInfo.cpp
URL: 
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Basic/TargetInfo.cpp?rev=83939&r1=83938&r2=83939&view=diff

==============================================================================
--- cfe/trunk/lib/Basic/TargetInfo.cpp (original)
+++ cfe/trunk/lib/Basic/TargetInfo.cpp Mon Oct 12 23:32:07 2009
@@ -188,6 +188,9 @@
       }
     case '&': // early clobber.
       break;
+    case '%': // commutative.
+      // FIXME: Check that there is a another register after this one.
+      break;
     case 'r': // general register.
       Info.setAllowsRegister();
       break;

Modified: cfe/trunk/test/CodeGen/asm.c
URL: 
http://llvm.org/viewvc/llvm-project/cfe/trunk/test/CodeGen/asm.c?rev=83939&r1=83938&r2=83939&view=diff

==============================================================================
--- cfe/trunk/test/CodeGen/asm.c (original)
+++ cfe/trunk/test/CodeGen/asm.c Mon Oct 12 23:32:07 2009
@@ -101,3 +101,12 @@
 }
 
 
+// PR4938
+int t16() {
+  int a,b;
+  asm ( "nop;"
+       :"=%c" (a)
+       : "r" (b)
+       );
+  return 0;
+}

Modified: cfe/trunk/test/Sema/vla.c
URL: 
http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Sema/vla.c?rev=83939&r1=83938&r2=83939&view=diff

==============================================================================
    (empty)


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