From: Andrew Trick <atrick@apple.com>
Date: Tue, 19 Nov 2013 05:05:43 +0000 (+0000)
Subject: Fix patchpoint comments.
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=0b843861c6f41b02ebe5c4973e33a91f60370d7d;p=oota-llvm.git

Fix patchpoint comments.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@195103 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/include/llvm/CodeGen/StackMaps.h b/include/llvm/CodeGen/StackMaps.h
index 86d55cf27fa..e90f22e5b69 100644
--- a/include/llvm/CodeGen/StackMaps.h
+++ b/include/llvm/CodeGen/StackMaps.h
@@ -25,7 +25,11 @@ class MCExpr;
 /// MI patchpoint operations take the form:
 /// [<def>], <id>, <numBytes>, <target>, <numArgs>, <cc>, ...
 ///
-/// Note that IR/SD patchpoints do not have the <def> or <cc> operands.
+/// IR patchpoint intrinsics do not have the <cc> operand because calling
+/// convention is part of the subclass data.
+///
+/// SD patchpoint nodes do not have a def operand because it is part of the
+/// SDValue.
 ///
 /// Patchpoints following the anyregcc convention are handled specially. For
 /// these, the stack map also records the location of the return value and
diff --git a/lib/CodeGen/SelectionDAG/InstrEmitter.cpp b/lib/CodeGen/SelectionDAG/InstrEmitter.cpp
index 253aad59f15..3a8fb859110 100644
--- a/lib/CodeGen/SelectionDAG/InstrEmitter.cpp
+++ b/lib/CodeGen/SelectionDAG/InstrEmitter.cpp
@@ -21,6 +21,7 @@
 #include "llvm/CodeGen/MachineFunction.h"
 #include "llvm/CodeGen/MachineInstrBuilder.h"
 #include "llvm/CodeGen/MachineRegisterInfo.h"
+#include "llvm/CodeGen/StackMaps.h"
 #include "llvm/IR/DataLayout.h"
 #include "llvm/Support/Debug.h"
 #include "llvm/Support/ErrorHandling.h"
@@ -732,7 +733,7 @@ EmitMachineNode(SDNode *Node, bool IsClone, bool IsCloned,
 
   // Handle PATCHPOINT specially and then use the generic code.
   if (Opc == TargetOpcode::PATCHPOINT) {
-    unsigned CC = Node->getConstantOperandVal(4);
+    unsigned CC = Node->getConstantOperandVal(PatchPointOpers::CCPos);
     NumDefs = NumResults;
     ScratchRegs = TLI->getScratchRegisters((CallingConv::ID) CC);
   }