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don't reserve space for tailcall arg areas. It explicitly managed.
author
Chris Lattner
<sabre@nondot.org>
Sun, 15 May 2005 06:07:10 +0000
(06:07 +0000)
committer
Chris Lattner
<sabre@nondot.org>
Sun, 15 May 2005 06:07:10 +0000
(06:07 +0000)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22050
91177308
-0d34-0410-b5e6-
96231b3b80d8
lib/Target/X86/X86ISelPattern.cpp
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diff --git
a/lib/Target/X86/X86ISelPattern.cpp
b/lib/Target/X86/X86ISelPattern.cpp
index
28534a2
..
1d30608
100644
(file)
--- a/
lib/Target/X86/X86ISelPattern.cpp
+++ b/
lib/Target/X86/X86ISelPattern.cpp
@@
-3764,8
+3764,10
@@
static SDOperand GetAdjustedArgumentStores(SDOperand Chain, int Offset,
MVT::ValueType StoreVT;
switch (Chain.getOpcode()) {
case ISD::CALLSEQ_START:
- // If we found the start of the call sequence, we're done.
- return Chain;
+ // If we found the start of the call sequence, we're done. We actually
+ // strip off the CALLSEQ_START node, to avoid generating the
+ // ADJCALLSTACKDOWN marker for the tail call.
+ return Chain.getOperand(0);
case ISD::TokenFactor: {
std::vector<SDOperand> Ops;
Ops.reserve(Chain.getNumOperands());