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Move ArgFlagsTy, OutputArg, and InputArg out of SelectionDAGNodes.h and

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into a new header, TargetCallingConv.h.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@107782 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman 2010-07-07 15:28:42 +00:00
parent 2f2b0abbac
commit ce5172098d
4 changed files with 163 additions and 139 deletions
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2
include/llvm/CodeGen/CallingConvLower.h
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@ -17,7 +17,7 @@
#include "llvm/ADT/SmallVector.h" #include "llvm/ADT/SmallVector.h"
#include "llvm/CodeGen/ValueTypes.h" #include "llvm/CodeGen/ValueTypes.h"
#include "llvm/CodeGen/SelectionDAGNodes.h" #include "llvm/Target/TargetCallingConv.h"
#include "llvm/CallingConv.h" #include "llvm/CallingConv.h"
namespace llvm { namespace llvm {

138
include/llvm/CodeGen/SelectionDAGNodes.h
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@ -1464,144 +1464,6 @@ public:
} }
}; };
namespace ISD {
struct ArgFlagsTy {
private:
static const uint64_t NoFlagSet = 0ULL;
static const uint64_t ZExt = 1ULL<<0; ///< Zero extended
static const uint64_t ZExtOffs = 0;
static const uint64_t SExt = 1ULL<<1; ///< Sign extended
static const uint64_t SExtOffs = 1;
static const uint64_t InReg = 1ULL<<2; ///< Passed in register
static const uint64_t InRegOffs = 2;
static const uint64_t SRet = 1ULL<<3; ///< Hidden struct-ret ptr
static const uint64_t SRetOffs = 3;
static const uint64_t ByVal = 1ULL<<4; ///< Struct passed by value
static const uint64_t ByValOffs = 4;
static const uint64_t Nest = 1ULL<<5; ///< Nested fn static chain
static const uint64_t NestOffs = 5;
static const uint64_t ByValAlign = 0xFULL << 6; //< Struct alignment
static const uint64_t ByValAlignOffs = 6;
static const uint64_t Split = 1ULL << 10;
static const uint64_t SplitOffs = 10;
static const uint64_t OrigAlign = 0x1FULL<<27;
static const uint64_t OrigAlignOffs = 27;
static const uint64_t ByValSize = 0xffffffffULL << 32; //< Struct size
static const uint64_t ByValSizeOffs = 32;
static const uint64_t One = 1ULL; //< 1 of this type, for shifts
uint64_t Flags;
public:
ArgFlagsTy() : Flags(0) { }
bool isZExt() const { return Flags & ZExt; }
void setZExt() { Flags |= One << ZExtOffs; }
bool isSExt() const { return Flags & SExt; }
void setSExt() { Flags |= One << SExtOffs; }
bool isInReg() const { return Flags & InReg; }
void setInReg() { Flags |= One << InRegOffs; }
bool isSRet() const { return Flags & SRet; }
void setSRet() { Flags |= One << SRetOffs; }
bool isByVal() const { return Flags & ByVal; }
void setByVal() { Flags |= One << ByValOffs; }
bool isNest() const { return Flags & Nest; }
void setNest() { Flags |= One << NestOffs; }
unsigned getByValAlign() const {
return (unsigned)
((One << ((Flags & ByValAlign) >> ByValAlignOffs)) / 2);
}
void setByValAlign(unsigned A) {
Flags = (Flags & ~ByValAlign) |
(uint64_t(Log2_32(A) + 1) << ByValAlignOffs);
}
bool isSplit() const { return Flags & Split; }
void setSplit() { Flags |= One << SplitOffs; }
unsigned getOrigAlign() const {
return (unsigned)
((One << ((Flags & OrigAlign) >> OrigAlignOffs)) / 2);
}
void setOrigAlign(unsigned A) {
Flags = (Flags & ~OrigAlign) |
(uint64_t(Log2_32(A) + 1) << OrigAlignOffs);
}
unsigned getByValSize() const {
return (unsigned)((Flags & ByValSize) >> ByValSizeOffs);
}
void setByValSize(unsigned S) {
Flags = (Flags & ~ByValSize) | (uint64_t(S) << ByValSizeOffs);
}
/// getArgFlagsString - Returns the flags as a string, eg: "zext align:4".
std::string getArgFlagsString();
/// getRawBits - Represent the flags as a bunch of bits.
uint64_t getRawBits() const { return Flags; }
};
/// InputArg - This struct carries flags and type information about a
/// single incoming (formal) argument or incoming (from the perspective
/// of the caller) return value virtual register.
///
struct InputArg {
ArgFlagsTy Flags;
EVT VT;
bool Used;
InputArg() : VT(MVT::Other), Used(false) {}
InputArg(ISD::ArgFlagsTy flags, EVT vt, bool used)
: Flags(flags), VT(vt), Used(used) {
assert(VT.isSimple() &&
"InputArg value type must be Simple!");
}
};
/// OutputArg - This struct carries flags and a value for a
/// single outgoing (actual) argument or outgoing (from the perspective
/// of the caller) return value virtual register.
///
struct OutputArg {
ArgFlagsTy Flags;
SDValue Val;
/// IsFixed - Is this a "fixed" value, ie not passed through a vararg "...".
bool IsFixed;
OutputArg() : IsFixed(false) {}
OutputArg(ISD::ArgFlagsTy flags, SDValue val, bool isfixed)
: Flags(flags), Val(val), IsFixed(isfixed) {
assert(Val.getValueType().isSimple() &&
"OutputArg value type must be Simple!");
}
};
/// OutputArgReg - This struct carries flags and a register value for a
/// single outgoing (actual) argument or outgoing (from the perspective
/// of the caller) return value virtual register.
///
struct OutputArgReg {
ArgFlagsTy Flags;
EVT VT;
unsigned Reg;
/// IsFixed - Is this a "fixed" value, ie not passed through a vararg "...".
bool IsFixed;
OutputArgReg() : IsFixed(false) {}
OutputArgReg(ISD::ArgFlagsTy flags, EVT vt, unsigned reg, bool isfixed)
: Flags(flags), VT(vt), Reg(reg), IsFixed(isfixed) {}
};
}
/// VTSDNode - This class is used to represent EVT's, which are used /// VTSDNode - This class is used to represent EVT's, which are used
/// to parameterize some operations. /// to parameterize some operations.
class VTSDNode : public SDNode { class VTSDNode : public SDNode {

161
include/llvm/Target/TargetCallingConv.h Normal file
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@ -0,0 +1,161 @@
//===-- llvm/Target/TargetCallingConv.h - Calling Convention ----*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file defines types for working with calling-convention information.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_TARGET_TARGETCALLINGCONV_H
#define LLVM_TARGET_TARGETCALLINGCONV_H
#include "llvm/CodeGen/SelectionDAGNodes.h"
namespace llvm {
namespace ISD {
struct ArgFlagsTy {
private:
static const uint64_t NoFlagSet = 0ULL;
static const uint64_t ZExt = 1ULL<<0; ///< Zero extended
static const uint64_t ZExtOffs = 0;
static const uint64_t SExt = 1ULL<<1; ///< Sign extended
static const uint64_t SExtOffs = 1;
static const uint64_t InReg = 1ULL<<2; ///< Passed in register
static const uint64_t InRegOffs = 2;
static const uint64_t SRet = 1ULL<<3; ///< Hidden struct-ret ptr
static const uint64_t SRetOffs = 3;
static const uint64_t ByVal = 1ULL<<4; ///< Struct passed by value
static const uint64_t ByValOffs = 4;
static const uint64_t Nest = 1ULL<<5; ///< Nested fn static chain
static const uint64_t NestOffs = 5;
static const uint64_t ByValAlign = 0xFULL << 6; //< Struct alignment
static const uint64_t ByValAlignOffs = 6;
static const uint64_t Split = 1ULL << 10;
static const uint64_t SplitOffs = 10;
static const uint64_t OrigAlign = 0x1FULL<<27;
static const uint64_t OrigAlignOffs = 27;
static const uint64_t ByValSize = 0xffffffffULL << 32; //< Struct size
static const uint64_t ByValSizeOffs = 32;
static const uint64_t One = 1ULL; //< 1 of this type, for shifts
uint64_t Flags;
public:
ArgFlagsTy() : Flags(0) { }
bool isZExt() const { return Flags & ZExt; }
void setZExt() { Flags |= One << ZExtOffs; }
bool isSExt() const { return Flags & SExt; }
void setSExt() { Flags |= One << SExtOffs; }
bool isInReg() const { return Flags & InReg; }
void setInReg() { Flags |= One << InRegOffs; }
bool isSRet() const { return Flags & SRet; }
void setSRet() { Flags |= One << SRetOffs; }
bool isByVal() const { return Flags & ByVal; }
void setByVal() { Flags |= One << ByValOffs; }
bool isNest() const { return Flags & Nest; }
void setNest() { Flags |= One << NestOffs; }
unsigned getByValAlign() const {
return (unsigned)
((One << ((Flags & ByValAlign) >> ByValAlignOffs)) / 2);
}
void setByValAlign(unsigned A) {
Flags = (Flags & ~ByValAlign) |
(uint64_t(Log2_32(A) + 1) << ByValAlignOffs);
}
bool isSplit() const { return Flags & Split; }
void setSplit() { Flags |= One << SplitOffs; }
unsigned getOrigAlign() const {
return (unsigned)
((One << ((Flags & OrigAlign) >> OrigAlignOffs)) / 2);
}
void setOrigAlign(unsigned A) {
Flags = (Flags & ~OrigAlign) |
(uint64_t(Log2_32(A) + 1) << OrigAlignOffs);
}
unsigned getByValSize() const {
return (unsigned)((Flags & ByValSize) >> ByValSizeOffs);
}
void setByValSize(unsigned S) {
Flags = (Flags & ~ByValSize) | (uint64_t(S) << ByValSizeOffs);
}
/// getArgFlagsString - Returns the flags as a string, eg: "zext align:4".
std::string getArgFlagsString();
/// getRawBits - Represent the flags as a bunch of bits.
uint64_t getRawBits() const { return Flags; }
};
/// InputArg - This struct carries flags and type information about a
/// single incoming (formal) argument or incoming (from the perspective
/// of the caller) return value virtual register.
///
struct InputArg {
ArgFlagsTy Flags;
EVT VT;
bool Used;
InputArg() : VT(MVT::Other), Used(false) {}
InputArg(ISD::ArgFlagsTy flags, EVT vt, bool used)
: Flags(flags), VT(vt), Used(used) {
assert(VT.isSimple() &&
"InputArg value type must be Simple!");
}
};
/// OutputArg - This struct carries flags and a value for a
/// single outgoing (actual) argument or outgoing (from the perspective
/// of the caller) return value virtual register.
///
struct OutputArg {
ArgFlagsTy Flags;
SDValue Val;
/// IsFixed - Is this a "fixed" value, ie not passed through a vararg "...".
bool IsFixed;
OutputArg() : IsFixed(false) {}
OutputArg(ISD::ArgFlagsTy flags, SDValue val, bool isfixed)
: Flags(flags), Val(val), IsFixed(isfixed) {
assert(Val.getValueType().isSimple() &&
"OutputArg value type must be Simple!");
}
};
/// OutputArgReg - This struct carries flags and a register value for a
/// single outgoing (actual) argument or outgoing (from the perspective
/// of the caller) return value virtual register.
///
struct OutputArgReg {
ArgFlagsTy Flags;
EVT VT;
unsigned Reg;
/// IsFixed - Is this a "fixed" value, ie not passed through a vararg "...".
bool IsFixed;
OutputArgReg() : IsFixed(false) {}
OutputArgReg(ISD::ArgFlagsTy flags, EVT vt, unsigned reg, bool isfixed)
: Flags(flags), VT(vt), Reg(reg), IsFixed(isfixed) {}
};
}
} // end llvm namespace
#endif

1
include/llvm/Target/TargetLowering.h
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@ -32,6 +32,7 @@
#include "llvm/ADT/SmallVector.h" #include "llvm/ADT/SmallVector.h"
#include "llvm/ADT/STLExtras.h" #include "llvm/ADT/STLExtras.h"
#include "llvm/Support/DebugLoc.h" #include "llvm/Support/DebugLoc.h"
#include "llvm/Target/TargetCallingConv.h"
#include "llvm/Target/TargetMachine.h" #include "llvm/Target/TargetMachine.h"
#include <climits> #include <climits>
#include <map> #include <map>