[llvm-commits] [llvm-gcc-4.2] r104067 - in /llvm-gcc-4.2/trunk/gcc/config/i386: i386.c i386.h

Bill Wendling isanbard at gmail.com
Tue May 18 14:52:42 PDT 2010


Author: void
Date: Tue May 18 16:52:42 2010
New Revision: 104067

URL: http://llvm.org/viewvc/llvm-project?rev=104067&view=rev
Log:
Comment the use of the magic value '3' for the flag_omit_frame_pointer variable.

Modified:
    llvm-gcc-4.2/trunk/gcc/config/i386/i386.c
    llvm-gcc-4.2/trunk/gcc/config/i386/i386.h

Modified: llvm-gcc-4.2/trunk/gcc/config/i386/i386.c
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/gcc/config/i386/i386.c?rev=104067&r1=104066&r2=104067&view=diff
==============================================================================
--- llvm-gcc-4.2/trunk/gcc/config/i386/i386.c (original)
+++ llvm-gcc-4.2/trunk/gcc/config/i386/i386.c Tue May 18 16:52:42 2010
@@ -2081,6 +2081,7 @@
   if (flag_omit_frame_pointer)
     target_flags &= ~MASK_OMIT_LEAF_FRAME_POINTER;
   else if (TARGET_OMIT_LEAF_FRAME_POINTER)
+    /* LLVM LOCAL - Use '3' to indicate omitting leaf FPs only  */
     flag_omit_frame_pointer = 3;
 
   /* If we're doing fast math, we don't care about comparison order

Modified: llvm-gcc-4.2/trunk/gcc/config/i386/i386.h
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/gcc/config/i386/i386.h?rev=104067&r1=104066&r2=104067&view=diff
==============================================================================
--- llvm-gcc-4.2/trunk/gcc/config/i386/i386.h (original)
+++ llvm-gcc-4.2/trunk/gcc/config/i386/i386.h Tue May 18 16:52:42 2010
@@ -3955,6 +3955,8 @@
       argvec.push_back("--code-model=default");         \
       break;                                            \
     }                                                   \
+    /* A value of 3 in flag_omit_frame_pointer implies  \
+       omitting leaf frame pointers only.  */           \
     if (flag_omit_frame_pointer == 3)                   \
       argvec.push_back("--disable-non-leaf-fp-elim");   \
   } while (0)





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