[llvm-commits] [llvm] r45828 - /llvm/trunk/include/llvm/CodeGen/MachineFrameInfo.h

[Evan Cheng]

Author: evancheng
Date: Thu Jan 10 01:19:43 2008
New Revision: 45828

URL: http://llvm.org/viewvc/llvm-project?rev=45828&view=rev
Log:
Clearify the meaning of immutable StackObject.

Modified:
    llvm/trunk/include/llvm/CodeGen/MachineFrameInfo.h

Modified: llvm/trunk/include/llvm/CodeGen/MachineFrameInfo.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/CodeGen/MachineFrameInfo.h?rev=45828&r1=45827&r2=45828&view=diff

==============================================================================
--- llvm/trunk/include/llvm/CodeGen/MachineFrameInfo.h (original)
+++ llvm/trunk/include/llvm/CodeGen/MachineFrameInfo.h Thu Jan 10 01:19:43 2008
@@ -86,9 +86,9 @@
     // the function.  This field has no meaning for a variable sized element.
     int64_t SPOffset;
 
-    // isImmutable - If true, the value of the stack object does not change
-    // in this function. By default, fixed objects are immutable unless marked
-    // otherwise.
+    // isImmutable - If true, the value of the stack object is set before
+    // entering the function and is not modified inside the function. By
+    // default, fixed objects are immutable unless marked otherwise.
     bool isImmutable;
 
     StackObject(uint64_t Sz, unsigned Al, int64_t SP, bool IM = false)