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

[Anton Korobeynikov]

Changes in directory llvm/include/llvm/CodeGen:

SelectionDAGNodes.h updated: 1.183 -> 1.184
---
Log message:

Implemented correct stack probing on mingw/cygwin for dynamic alloca's. 
Also, fixed static case in presence of eax livin. This fixes PR331: http://llvm.org/PR331 

PS: Why don't we still have push/pop instructions? :)


---
Diffs of the changes:  (+5 -4)

 SelectionDAGNodes.h |    9 +++++----
 1 files changed, 5 insertions(+), 4 deletions(-)


Index: llvm/include/llvm/CodeGen/SelectionDAGNodes.h
diff -u llvm/include/llvm/CodeGen/SelectionDAGNodes.h:1.183 llvm/include/llvm/CodeGen/SelectionDAGNodes.h:1.184
--- llvm/include/llvm/CodeGen/SelectionDAGNodes.h:1.183	Sun Apr  1 02:28:37 2007
+++ llvm/include/llvm/CodeGen/SelectionDAGNodes.h	Tue Apr 17 04:20:00 2007
@@ -430,10 +430,11 @@
     TRUNCSTORE,
 
     // 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.  The size is guaranteed to be a multiple of the stack 
-    // alignment, and the alignment is guaranteed to be bigger than the stack 
+    // to a specified boundary.  This node always has two return values: a new
+    // stack pointer value and a chain. The first operand is the token chain,
+    // the second is the number of bytes to allocate, and the third is the
+    // alignment 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,