[llvm-commits] CVS: llvm/include/llvm/CodeGen/SelectionDAGNodes.h

[Chris Lattner]

Changes in directory llvm/include/llvm/CodeGen:

SelectionDAGNodes.h updated: 1.64 -> 1.65
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Log message:

improve comment


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Diffs of the changes:  (+3 -1)

 SelectionDAGNodes.h |    4 +++-
 1 files changed, 3 insertions(+), 1 deletion(-)


Index: llvm/include/llvm/CodeGen/SelectionDAGNodes.h
diff -u llvm/include/llvm/CodeGen/SelectionDAGNodes.h:1.64 llvm/include/llvm/CodeGen/SelectionDAGNodes.h:1.65
--- llvm/include/llvm/CodeGen/SelectionDAGNodes.h:1.64	Sat Aug 27 14:06:05 2005
+++ llvm/include/llvm/CodeGen/SelectionDAGNodes.h	Mon Aug 29 17:48:32 2005
@@ -220,7 +220,9 @@
     // DYNAMIC_STACKALLOC - Allocate some number of bytes on the stack aligned
     // to a specified boundary.  The first operand is the token chain, the
     // second is the number of bytes to allocate, and the third is the alignment
-    // boundary.
+    // boundary.  The size is guaranteed to be a multiple of the stack 
+    // alignment, and the alignment is guaranteed to be bigger than the stack 
+    // alignment (if required) or 0 to get standard stack alignment.
     DYNAMIC_STACKALLOC,
 
     // Control flow instructions.  These all have token chains.