[llvm] r178803 - Rename the current PPC BCL definition to BCLalways

Hal Finkel hfinkel at anl.gov
Thu Apr 4 15:55:54 PDT 2013


Author: hfinkel
Date: Thu Apr  4 17:55:54 2013
New Revision: 178803

URL: http://llvm.org/viewvc/llvm-project?rev=178803&view=rev
Log:
Rename the current PPC BCL definition to BCLalways

BCL is normally a conditional branch-and-link instruction, but has
an unconditional form (which is used in the SjLj code, for example).
To make clear that this BCL instruction definition is specifically
the special unconditional form (which does not meaningfully take
a condition-register input), rename it to BCLalways.

No functionality change intended.

Modified:
    llvm/trunk/lib/Target/PowerPC/PPCAsmPrinter.cpp
    llvm/trunk/lib/Target/PowerPC/PPCISelLowering.cpp
    llvm/trunk/lib/Target/PowerPC/PPCInstrInfo.td

Modified: llvm/trunk/lib/Target/PowerPC/PPCAsmPrinter.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/PowerPC/PPCAsmPrinter.cpp?rev=178803&r1=178802&r2=178803&view=diff
==============================================================================
--- llvm/trunk/lib/Target/PowerPC/PPCAsmPrinter.cpp (original)
+++ llvm/trunk/lib/Target/PowerPC/PPCAsmPrinter.cpp Thu Apr  4 17:55:54 2013
@@ -914,7 +914,7 @@ EmitFunctionStubs(const MachineModuleInf
       // mflr r0
       OutStreamer.EmitInstruction(MCInstBuilder(PPC::MFLR).addReg(PPC::R0));
       // bcl 20, 31, AnonSymbol
-      OutStreamer.EmitInstruction(MCInstBuilder(PPC::BCL).addExpr(Anon));
+      OutStreamer.EmitInstruction(MCInstBuilder(PPC::BCLalways).addExpr(Anon));
       OutStreamer.EmitLabel(AnonSymbol);
       // mflr r11
       OutStreamer.EmitInstruction(MCInstBuilder(PPC::MFLR).addReg(PPC::R11));

Modified: llvm/trunk/lib/Target/PowerPC/PPCISelLowering.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/PowerPC/PPCISelLowering.cpp?rev=178803&r1=178802&r2=178803&view=diff
==============================================================================
--- llvm/trunk/lib/Target/PowerPC/PPCISelLowering.cpp (original)
+++ llvm/trunk/lib/Target/PowerPC/PPCISelLowering.cpp Thu Apr  4 17:55:54 2013
@@ -6080,7 +6080,7 @@ PPCTargetLowering::emitEHSjLjSetJmp(Mach
   }
 
   // Setup
-  MIB = BuildMI(*thisMBB, MI, DL, TII->get(PPC::BCL)).addMBB(mainMBB);
+  MIB = BuildMI(*thisMBB, MI, DL, TII->get(PPC::BCLalways)).addMBB(mainMBB);
   MIB.addRegMask(PPCRegInfo->getNoPreservedMask());
 
   BuildMI(*thisMBB, MI, DL, TII->get(PPC::LI), restoreDstReg).addImm(1);

Modified: llvm/trunk/lib/Target/PowerPC/PPCInstrInfo.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/PowerPC/PPCInstrInfo.td?rev=178803&r1=178802&r2=178803&view=diff
==============================================================================
--- llvm/trunk/lib/Target/PowerPC/PPCInstrInfo.td (original)
+++ llvm/trunk/lib/Target/PowerPC/PPCInstrInfo.td Thu Apr  4 17:55:54 2013
@@ -524,11 +524,11 @@ let isBranch = 1, isTerminator = 1, hasC
   }
 }
 
-// The direct BCL used by the SjLj setjmp code.
+// The unconditional BCL used by the SjLj setjmp code.
 let isCall = 1, hasCtrlDep = 1, isCodeGenOnly = 1, PPC970_Unit = 7 in {
   let Defs = [LR], Uses = [RM] in {
-    def BCL  : BForm_2<16, 20, 31, 0, 1, (outs), (ins condbrtarget:$dst),
-                       "bcl 20, 31, $dst">;
+    def BCLalways  : BForm_2<16, 20, 31, 0, 1, (outs), (ins condbrtarget:$dst),
+                            "bcl 20, 31, $dst">;
   }
 }
 





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