From: Owen Anderson <resistor@mac.com>
Date: Wed, 24 Jun 2009 22:28:12 +0000 (+0000)
Subject: Move local statics to per-instance variables.
X-Git-Tag: android-x86-6.0-r1~1003^2~19601
X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=bd58edf59128d2acb5ae48c76ef8a108fd587db2;p=android-x86%2Fexternal-llvm.git

Move local statics to per-instance variables.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74132 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/include/llvm/CodeGen/AsmPrinter.h b/include/llvm/CodeGen/AsmPrinter.h
index dfb8dab487f..105d7730407 100644
--- a/include/llvm/CodeGen/AsmPrinter.h
+++ b/include/llvm/CodeGen/AsmPrinter.h
@@ -109,6 +109,12 @@ namespace llvm {
     ///
     bool VerboseAsm;
 
+    /// Private state for PrintSpecial()
+    // Assign a unique ID to this machine instruction.
+    mutable const MachineInstr *LastMI;
+    mutable const Function *LastFn;
+    mutable unsigned Counter;
+
   protected:
     explicit AsmPrinter(raw_ostream &o, TargetMachine &TM,
                         const TargetAsmInfo *T, CodeGenOpt::Level OL, bool V);
diff --git a/lib/CodeGen/AsmPrinter/AsmPrinter.cpp b/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
index dc1ec2d9965..e1c48cdae4b 100644
--- a/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
+++ b/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
@@ -45,7 +45,7 @@ AsmPrinter::AsmPrinter(raw_ostream &o, TargetMachine &tm,
                        const TargetAsmInfo *T, CodeGenOpt::Level OL, bool VDef)
   : MachineFunctionPass(&ID), FunctionNumber(0), OptLevel(OL), O(o),
     TM(tm), TAI(T), TRI(tm.getRegisterInfo()),
-    IsInTextSection(false) {
+    IsInTextSection(false), LastMI(0), LastFn(0), Counter(~0U) {
   DW = 0; MMI = 0;
   switch (AsmVerbose) {
   case cl::BOU_UNSET: VerboseAsm = VDef;  break;
@@ -1315,20 +1315,15 @@ void AsmPrinter::PrintSpecial(const MachineInstr *MI, const char *Code) const {
     if (VerboseAsm)
       O << TAI->getCommentString();
   } else if (!strcmp(Code, "uid")) {
-    // Assign a unique ID to this machine instruction.
-    static const MachineInstr *LastMI = 0;
-    static const Function *F = 0;
-    static unsigned Counter = 0U-1;
-
     // Comparing the address of MI isn't sufficient, because machineinstrs may
     // be allocated to the same address across functions.
     const Function *ThisF = MI->getParent()->getParent()->getFunction();
     
-    // If this is a new machine instruction, bump the counter.
-    if (LastMI != MI || F != ThisF) {
+    // If this is a new LastFn instruction, bump the counter.
+    if (LastMI != MI || LastFn != ThisF) {
       ++Counter;
       LastMI = MI;
-      F = ThisF;
+      LastFn = ThisF;
     }
     O << Counter;
   } else {