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Added UltraSparcInstrInfo class to specialize class MachineInstrInfo.

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Relevant changes elsewhere:
Added MachineInstrInfo class and moved instruction-related members there.
Added several fields to MachineInstrDescriptor (and renamed it from
MachineInstrInfo.  Latency fields are to support scheduling.

llvm-svn: 311
This commit is contained in:
Vikram S. Adve 2001-07-28 04:19:10 +00:00
parent 137f8efbf0
commit ea2f7ed7e9
1 changed files with 11 additions and 11 deletions
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22
lib/CodeGen/TargetMachine/Sparc/Sparc.cpp
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@ -11,27 +11,23 @@
#include "llvm/CodeGen/Sparc.h" #include "llvm/CodeGen/Sparc.h"
//************************ Exported Constants ******************************/
// Set external object describing the machine instructions
//
const MachineInstrInfo* TargetMachineInstrInfo = SparcMachineInstrInfo;
//************************ Class Implementations **************************/ //************************ Class Implementations **************************/
//--------------------------------------------------------------------------- //---------------------------------------------------------------------------
// class UltraSparcMachine // class UltraSparcMachine
// //
// Purpose: // Purpose:
// Machine description. // Primary interface to machine description for the UltraSPARC.
// Primarily just initializes machine-dependent parameters in
// class TargetMachine, and creates machine-dependent subclasses
// for classes such as MachineInstrInfo.
// //
//--------------------------------------------------------------------------- //---------------------------------------------------------------------------
UltraSparc::UltraSparc() UltraSparc::UltraSparc()
: TargetMachine() : TargetMachine(new UltraSparcInstrInfo)
{ {
optSizeForSubWordData = 4; optSizeForSubWordData = 4;
intSize = 4; intSize = 4;
@ -42,8 +38,12 @@ UltraSparc::UltraSparc()
pointerSize = 8; pointerSize = 8;
minMemOpWordSize = 8; minMemOpWordSize = 8;
maxAtomicMemOpWordSize = 8; maxAtomicMemOpWordSize = 8;
machineInstrInfo = SparcMachineInstrInfo;
zeroRegNum = 0; // %g0 always gives 0 on Sparc zeroRegNum = 0; // %g0 always gives 0 on Sparc
} }
UltraSparc::~UltraSparc()
{
delete (UltraSparcInstrInfo*) machineInstrInfo;
}
//**************************************************************************/ //**************************************************************************/