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add fields to the .td files unconditionally, simplifying tblgen a bit.

Switch the ARM backend to use 'let' instead of 'set' with this change.

llvm-svn: 119120
This commit is contained in:
Chris Lattner 2010-11-15 05:19:05 +00:00
parent 3e135493e9
commit b2daeac125
10 changed files with 38 additions and 36 deletions

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@ -243,6 +243,8 @@ class Instruction {
/// be encoded into the output machineinstr.
string DisableEncoding = "";
string PostEncoderMethod = "";
/// Target-specific flags. This becomes the TSFlags field in TargetInstrDesc.
bits<64> TSFlags = 0;
}
@ -343,6 +345,7 @@ def ImmAsmOperand : AsmOperandClass {
class Operand<ValueType ty> {
ValueType Type = ty;
string PrintMethod = "printOperand";
string EncoderMethod = "";
string AsmOperandLowerMethod = ?;
dag MIOperandInfo = (ops);

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@ -200,7 +200,7 @@ namespace {
MachineLocation getDebugValueLocation(const MachineInstr *MI) const {
MachineLocation Location;
assert (MI->getNumOperands() == 4 && "Invalid no. of machine operands!");
assert(MI->getNumOperands() == 4 && "Invalid no. of machine operands!");
// Frame address. Currently handles register +- offset only.
if (MI->getOperand(0).isReg() && MI->getOperand(1).isImm())
Location.set(MI->getOperand(0).getReg(), MI->getOperand(1).getImm());

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@ -154,13 +154,13 @@ def pred : PredicateOperand<OtherVT, (ops i32imm, CCR),
// Conditional code result for instructions whose 's' bit is set, e.g. subs.
def cc_out : OptionalDefOperand<OtherVT, (ops CCR), (ops (i32 zero_reg))> {
string EncoderMethod = "getCCOutOpValue";
let EncoderMethod = "getCCOutOpValue";
let PrintMethod = "printSBitModifierOperand";
}
// Same as cc_out except it defaults to setting CPSR.
def s_cc_out : OptionalDefOperand<OtherVT, (ops CCR), (ops (i32 CPSR))> {
string EncoderMethod = "getCCOutOpValue";
let EncoderMethod = "getCCOutOpValue";
let PrintMethod = "printSBitModifierOperand";
}
@ -1675,7 +1675,7 @@ class NLdSt<bit op23, bits<2> op21_20, bits<4> op11_8, bits<4> op7_4,
let Inst{11-8} = op11_8;
let Inst{7-4} = op7_4;
string PostEncoderMethod = "NEONThumb2LoadStorePostEncoder";
let PostEncoderMethod = "NEONThumb2LoadStorePostEncoder";
bits<5> Vd;
bits<6> Rn;
@ -1718,7 +1718,7 @@ class NDataI<dag oops, dag iops, Format f, InstrItinClass itin,
: NeonI<oops, iops, AddrModeNone, IndexModeNone, f, itin, opc, dt, asm, cstr,
pattern> {
let Inst{31-25} = 0b1111001;
string PostEncoderMethod = "NEONThumb2DataIPostEncoder";
let PostEncoderMethod = "NEONThumb2DataIPostEncoder";
}
class NDataXI<dag oops, dag iops, Format f, InstrItinClass itin,
@ -1894,7 +1894,7 @@ class NVLaneOp<bits<8> opcod1, bits<4> opcod2, bits<2> opcod3,
let Pattern = pattern;
list<Predicate> Predicates = [HasNEON];
string PostEncoderMethod = "NEONThumb2DupPostEncoder";
let PostEncoderMethod = "NEONThumb2DupPostEncoder";
bits<5> V;
bits<4> R;

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@ -231,7 +231,7 @@ def bf_inv_mask_imm : Operand<i32>,
PatLeaf<(imm), [{
return ARM::isBitFieldInvertedMask(N->getZExtValue());
}] > {
string EncoderMethod = "getBitfieldInvertedMaskOpValue";
let EncoderMethod = "getBitfieldInvertedMaskOpValue";
let PrintMethod = "printBitfieldInvMaskImmOperand";
}
@ -275,13 +275,13 @@ def sube_live_carry :
// Branch target.
def brtarget : Operand<OtherVT> {
string EncoderMethod = "getBranchTargetOpValue";
let EncoderMethod = "getBranchTargetOpValue";
}
// Call target.
def bltarget : Operand<i32> {
// Encoded the same as branch targets.
string EncoderMethod = "getBranchTargetOpValue";
let EncoderMethod = "getBranchTargetOpValue";
}
// A list of registers separated by comma. Used by load/store multiple.
@ -291,7 +291,7 @@ def RegListAsmOperand : AsmOperandClass {
}
def reglist : Operand<i32> {
string EncoderMethod = "getRegisterListOpValue";
let EncoderMethod = "getRegisterListOpValue";
let ParserMatchClass = RegListAsmOperand;
let PrintMethod = "printRegisterList";
}
@ -314,14 +314,14 @@ def pclabel : Operand<i32> {
}
def neon_vcvt_imm32 : Operand<i32> {
string EncoderMethod = "getNEONVcvtImm32OpValue";
let EncoderMethod = "getNEONVcvtImm32OpValue";
}
// rot_imm: An integer that encodes a rotate amount. Must be 8, 16, or 24.
def rot_imm : Operand<i32>, PatLeaf<(i32 imm), [{
int32_t v = (int32_t)N->getZExtValue();
return v == 8 || v == 16 || v == 24; }]> {
string EncoderMethod = "getRotImmOpValue";
let EncoderMethod = "getRotImmOpValue";
}
// shift_imm: An integer that encodes a shift amount and the type of shift
@ -335,14 +335,14 @@ def shift_imm : Operand<i32> {
def so_reg : Operand<i32>, // reg reg imm
ComplexPattern<i32, 3, "SelectShifterOperandReg",
[shl,srl,sra,rotr]> {
string EncoderMethod = "getSORegOpValue";
let EncoderMethod = "getSORegOpValue";
let PrintMethod = "printSORegOperand";
let MIOperandInfo = (ops GPR, GPR, i32imm);
}
def shift_so_reg : Operand<i32>, // reg reg imm
ComplexPattern<i32, 3, "SelectShiftShifterOperandReg",
[shl,srl,sra,rotr]> {
string EncoderMethod = "getSORegOpValue";
let EncoderMethod = "getSORegOpValue";
let PrintMethod = "printSORegOperand";
let MIOperandInfo = (ops GPR, GPR, i32imm);
}
@ -353,7 +353,7 @@ def shift_so_reg : Operand<i32>, // reg reg imm
// into so_imm instructions: the 8-bit immediate is the least significant bits
// [bits 0-7], the 4-bit shift amount is the next 4 bits [bits 8-11].
def so_imm : Operand<i32>, PatLeaf<(imm), [{ return Pred_so_imm(N); }]> {
string EncoderMethod = "getSOImmOpValue";
let EncoderMethod = "getSOImmOpValue";
let PrintMethod = "printSOImmOperand";
}
@ -407,7 +407,7 @@ def imm0_31 : Operand<i32>, PatLeaf<(imm), [{
def imm0_31_m1 : Operand<i32>, PatLeaf<(imm), [{
return (int32_t)N->getZExtValue() < 32;
}]> {
string EncoderMethod = "getImmMinusOneOpValue";
let EncoderMethod = "getImmMinusOneOpValue";
}
// Define ARM specific addressing modes.
@ -421,7 +421,7 @@ def addrmode_imm12 : Operand<i32>,
// #0 and #-0 differently. We flag #-0 as the magic value INT32_MIN. All other
// immediate values are as normal.
string EncoderMethod = "getAddrModeImm12OpValue";
let EncoderMethod = "getAddrModeImm12OpValue";
let PrintMethod = "printAddrModeImm12Operand";
let MIOperandInfo = (ops GPR:$base, i32imm:$offsimm);
}
@ -429,7 +429,7 @@ def addrmode_imm12 : Operand<i32>,
//
def ldst_so_reg : Operand<i32>,
ComplexPattern<i32, 3, "SelectLdStSOReg", []> {
string EncoderMethod = "getLdStSORegOpValue";
let EncoderMethod = "getLdStSORegOpValue";
// FIXME: Simplify the printer
let PrintMethod = "printAddrMode2Operand";
let MIOperandInfo = (ops GPR:$base, GPR:$offsreg, i32imm:$offsimm);
@ -456,7 +456,7 @@ def am2offset : Operand<i32>,
//
def addrmode3 : Operand<i32>,
ComplexPattern<i32, 3, "SelectAddrMode3", []> {
string EncoderMethod = "getAddrMode3OpValue";
let EncoderMethod = "getAddrMode3OpValue";
let PrintMethod = "printAddrMode3Operand";
let MIOperandInfo = (ops GPR:$base, GPR:$offsreg, i32imm:$offsimm);
}
@ -464,7 +464,7 @@ def addrmode3 : Operand<i32>,
def am3offset : Operand<i32>,
ComplexPattern<i32, 2, "SelectAddrMode3Offset",
[], [SDNPWantRoot]> {
string EncoderMethod = "getAddrMode3OffsetOpValue";
let EncoderMethod = "getAddrMode3OffsetOpValue";
let PrintMethod = "printAddrMode3OffsetOperand";
let MIOperandInfo = (ops GPR, i32imm);
}
@ -472,7 +472,7 @@ def am3offset : Operand<i32>,
// ldstm_mode := {ia, ib, da, db}
//
def ldstm_mode : OptionalDefOperand<OtherVT, (ops i32), (ops (i32 1))> {
string EncoderMethod = "getLdStmModeOpValue";
let EncoderMethod = "getLdStmModeOpValue";
let PrintMethod = "printLdStmModeOperand";
}
@ -488,7 +488,7 @@ def addrmode5 : Operand<i32>,
let PrintMethod = "printAddrMode5Operand";
let MIOperandInfo = (ops GPR:$base, i32imm);
let ParserMatchClass = MemMode5AsmOperand;
string EncoderMethod = "getAddrMode5OpValue";
let EncoderMethod = "getAddrMode5OpValue";
}
// addrmode6 := reg with optional writeback
@ -497,13 +497,13 @@ def addrmode6 : Operand<i32>,
ComplexPattern<i32, 2, "SelectAddrMode6", [], [SDNPWantParent]>{
let PrintMethod = "printAddrMode6Operand";
let MIOperandInfo = (ops GPR:$addr, i32imm);
string EncoderMethod = "getAddrMode6AddressOpValue";
let EncoderMethod = "getAddrMode6AddressOpValue";
}
def am6offset : Operand<i32> {
let PrintMethod = "printAddrMode6OffsetOperand";
let MIOperandInfo = (ops GPR);
string EncoderMethod = "getAddrMode6OffsetOpValue";
let EncoderMethod = "getAddrMode6OffsetOpValue";
}
// addrmodepc := pc + reg

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@ -31,7 +31,7 @@ def tb_addrmode : Operand<i32> {
def t2_so_reg : Operand<i32>, // reg imm
ComplexPattern<i32, 2, "SelectT2ShifterOperandReg",
[shl,srl,sra,rotr]> {
string EncoderMethod = "getT2SORegOpValue";
let EncoderMethod = "getT2SORegOpValue";
let PrintMethod = "printT2SOOperand";
let MIOperandInfo = (ops rGPR, i32imm);
}
@ -53,7 +53,7 @@ def t2_so_imm_neg_XFORM : SDNodeXForm<imm, [{
// into t2_so_imm instructions: the 8-bit immediate is the least significant
// bits [bits 0-7], the 4-bit shift/splat amount is the next 4 bits [bits 8-11].
def t2_so_imm : Operand<i32>, PatLeaf<(imm), [{ return Pred_t2_so_imm(N); }]> {
string EncoderMethod = "getT2SOImmOpValue";
let EncoderMethod = "getT2SOImmOpValue";
}
// t2_so_imm_not - Match an immediate that is a complement

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@ -11,7 +11,7 @@
//
//===----------------------------------------------------------------------===//
#define DEBUG_TYPE "arm-emitter"
#define DEBUG_TYPE "mccodeemitter"
#include "ARM.h"
#include "ARMAddressingModes.h"
#include "ARMFixupKinds.h"

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@ -11,7 +11,7 @@
//
//===----------------------------------------------------------------------===//
#define DEBUG_TYPE "mblaze-emitter"
#define DEBUG_TYPE "mccodeemitter"
#include "MBlaze.h"
#include "MBlazeInstrInfo.h"
#include "MBlazeFixupKinds.h"

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@ -11,7 +11,7 @@
//
//===----------------------------------------------------------------------===//
#define DEBUG_TYPE "x86-emitter"
#define DEBUG_TYPE "mccodeemitter"
#include "X86.h"
#include "X86InstrInfo.h"
#include "X86FixupKinds.h"

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@ -230,9 +230,9 @@ void CodeEmitterGen::run(raw_ostream &o) {
}
}
if (R->getValue("PostEncoderMethod"))
Case += " Value = " +
R->getValueAsString("PostEncoderMethod") + "(MI, Value);\n";
std::string PostEmitter = R->getValueAsString("PostEncoderMethod");
if (!PostEmitter.empty())
Case += " Value = " + PostEmitter + "(MI, Value);\n";
std::vector<std::string> &InstList = CaseMap[Case];
InstList.push_back(InstName);

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@ -71,7 +71,6 @@ CGIOperandList::CGIOperandList(Record *R) : TheDef(R) {
if (Rec->isSubClassOf("Operand")) {
PrintMethod = Rec->getValueAsString("PrintMethod");
// If there is an explicit encoder method, use it.
if (Rec->getValue("EncoderMethod"))
EncoderMethod = Rec->getValueAsString("EncoderMethod");
MIOpInfo = Rec->getValueAsDag("MIOperandInfo");