[llvm-commits] [llvm] r148437 - in /llvm/trunk/lib/Target: ARM/ARMMCInstLower.cpp MBlaze/MBlazeMCInstLower.cpp MSP430/MSP430MCInstLower.cpp Mips/MipsMCInstLower.cpp PowerPC/PPCMCInstLower.cpp X86/X86MCInstLower.cpp

[Jakob Stoklund Olesen]

Author: stoklund
Date: Wed Jan 18 17:52:19 2012
New Revision: 148437

URL: http://llvm.org/viewvc/llvm-project?rev=148437&view=rev
Log:
Ignore register mask operands when lowering instructions to MC.

This is similar to implicit register operands.  MC doesn't understand
register liveness and call clobbers.

Modified:
    llvm/trunk/lib/Target/ARM/ARMMCInstLower.cpp
    llvm/trunk/lib/Target/MBlaze/MBlazeMCInstLower.cpp
    llvm/trunk/lib/Target/MSP430/MSP430MCInstLower.cpp
    llvm/trunk/lib/Target/Mips/MipsMCInstLower.cpp
    llvm/trunk/lib/Target/PowerPC/PPCMCInstLower.cpp
    llvm/trunk/lib/Target/X86/X86MCInstLower.cpp

Modified: llvm/trunk/lib/Target/ARM/ARMMCInstLower.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARMMCInstLower.cpp?rev=148437&r1=148436&r2=148437&view=diff
==============================================================================
--- llvm/trunk/lib/Target/ARM/ARMMCInstLower.cpp (original)
+++ llvm/trunk/lib/Target/ARM/ARMMCInstLower.cpp Wed Jan 18 17:52:19 2012
@@ -107,6 +107,9 @@
     MCOp = MCOperand::CreateFPImm(Val.convertToDouble());
     break;
   }
+  case MachineOperand::MO_RegisterMask:
+    // Ignore call clobbers.
+    return false;
   }
   return true;
 }

Modified: llvm/trunk/lib/Target/MBlaze/MBlazeMCInstLower.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/MBlaze/MBlazeMCInstLower.cpp?rev=148437&r1=148436&r2=148437&view=diff
==============================================================================
--- llvm/trunk/lib/Target/MBlaze/MBlazeMCInstLower.cpp (original)
+++ llvm/trunk/lib/Target/MBlaze/MBlazeMCInstLower.cpp Wed Jan 18 17:52:19 2012
@@ -150,7 +150,7 @@
     case MachineOperand::MO_BlockAddress:
       MCOp = LowerSymbolOperand(MO, GetBlockAddressSymbol(MO));
       break;
-    case MachineOperand::MO_FPImmediate:
+    case MachineOperand::MO_FPImmediate: {
       bool ignored;
       APFloat FVal = MO.getFPImm()->getValueAPF();
       FVal.convert(APFloat::IEEEsingle, APFloat::rmTowardZero, &ignored);
@@ -160,6 +160,9 @@
       MCOp = MCOperand::CreateImm(Val);
       break;
     }
+    case MachineOperand::MO_RegisterMask:
+      continue;
+    }
 
     OutMI.addOperand(MCOp);
   }

Modified: llvm/trunk/lib/Target/MSP430/MSP430MCInstLower.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/MSP430/MSP430MCInstLower.cpp?rev=148437&r1=148436&r2=148437&view=diff
==============================================================================
--- llvm/trunk/lib/Target/MSP430/MSP430MCInstLower.cpp (original)
+++ llvm/trunk/lib/Target/MSP430/MSP430MCInstLower.cpp Wed Jan 18 17:52:19 2012
@@ -143,6 +143,9 @@
       break;
     case MachineOperand::MO_BlockAddress:
       MCOp = LowerSymbolOperand(MO, GetBlockAddressSymbol(MO));
+      break;
+    case MachineOperand::MO_RegisterMask:
+      continue;
     }
 
     OutMI.addOperand(MCOp);

Modified: llvm/trunk/lib/Target/Mips/MipsMCInstLower.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Mips/MipsMCInstLower.cpp?rev=148437&r1=148436&r2=148437&view=diff
==============================================================================
--- llvm/trunk/lib/Target/Mips/MipsMCInstLower.cpp (original)
+++ llvm/trunk/lib/Target/Mips/MipsMCInstLower.cpp Wed Jan 18 17:52:19 2012
@@ -192,6 +192,8 @@
   case MachineOperand::MO_ConstantPoolIndex:
   case MachineOperand::MO_BlockAddress:
     return LowerSymbolOperand(MO, MOTy, offset);
+  case MachineOperand::MO_RegisterMask:
+    break;
  }
 
   return MCOperand();

Modified: llvm/trunk/lib/Target/PowerPC/PPCMCInstLower.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/PowerPC/PPCMCInstLower.cpp?rev=148437&r1=148436&r2=148437&view=diff
==============================================================================
--- llvm/trunk/lib/Target/PowerPC/PPCMCInstLower.cpp (original)
+++ llvm/trunk/lib/Target/PowerPC/PPCMCInstLower.cpp Wed Jan 18 17:52:19 2012
@@ -166,6 +166,8 @@
       MCOp = GetSymbolRef(MO,AP.GetBlockAddressSymbol(MO.getBlockAddress()),AP,
                           isDarwin);
       break;
+    case MachineOperand::MO_RegisterMask:
+      continue;
     }
     
     OutMI.addOperand(MCOp);

Modified: llvm/trunk/lib/Target/X86/X86MCInstLower.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86MCInstLower.cpp?rev=148437&r1=148436&r2=148437&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86MCInstLower.cpp (original)
+++ llvm/trunk/lib/Target/X86/X86MCInstLower.cpp Wed Jan 18 17:52:19 2012
@@ -335,6 +335,9 @@
       MCOp = LowerSymbolOperand(MO,
                      AsmPrinter.GetBlockAddressSymbol(MO.getBlockAddress()));
       break;
+    case MachineOperand::MO_RegisterMask:
+      // Ignore call clobbers.
+      continue;
     }
     
     OutMI.addOperand(MCOp);