-//===- Sparc.td - Target Description for Sparc V9 Target --------*- C++ -*-===//
-// vim:ft=cpp
+//===- SparcV9_F4.td - SparcV9 Format 4 instructions -------*- tablegen -*-===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file was developed by the LLVM research group and is distributed under
+// the University of Illinois Open Source License. See LICENSE.TXT for details.
+//
//===----------------------------------------------------------------------===//
//----------------------- F4 classes -----------------------------------------
// field.
class F4 : InstV9 {
bits<6> op3;
- set Inst{24-19} = op3;
+ let Inst{24-19} = op3;
}
// F4_rs1 - Common class of instructions that use an rs1 field
class F4_rs1 : F4 {
bits<5> rs1;
- //set Inst{29-25} = dontcare;
- set Inst{18-14} = rs1;
+ let Inst{18-14} = rs1;
}
// F4_rs1rs2 - Common class of instructions that have rs1 and rs2 fields
class F4_rs1rs2 : F4_rs1 {
bits<5> rs2;
- //set Inst{12-5} = dontcare;
- set Inst{4-0} = rs2;
+ let Inst{4-0} = rs2;
}
// F4_rs1rs2rd - Common class of instructions that have 3 register operands
class F4_rs1rs2rd : F4_rs1rs2 {
bits<5> rd;
- set Inst{29-25} = rd;
+ let Inst{29-25} = rd;
}
// F4_rs1rs2rd - Common class of instructions that have 2 reg and 1 imm operand
bits<11> simm11;
bits<5> rd;
- set Inst{10-0} = simm11;
- set Inst{29-25} = rd;
+ let Inst{10-0} = simm11;
+ let Inst{29-25} = rd;
}
// F4_cc - Common class of instructions that have a cond field
class F4_cond : F4 {
bits<4> cond;
- set Inst{17-14} = cond;
+ let Inst{17-14} = cond;
}
// F4_cc - Common class of instructions that have cc register as first operand
class F4_condcc : F4_cond {
bits<3> cc;
- set Inst{18} = cc{2};
- set Inst{12} = cc{1};
- set Inst{11} = cc{0};
+ let Inst{18} = cc{2};
+ let Inst{12} = cc{1};
+ let Inst{11} = cc{0};
}
// Actual F4 instruction classes
class F4_1<bits<2> opVal, bits<6> op3Val, string name> : F4_rs1rs2rd {
bits<2> cc;
- set op = opVal;
- set op3 = op3Val;
- set Name = name;
- set Inst{13} = 0; // i bit
- set Inst{12-11} = cc;
- //set Inst{10-5} = dontcare;
+ let op = opVal;
+ let op3 = op3Val;
+ let Name = name;
+ let Inst{13} = 0; // i bit
+ let Inst{12-11} = cc;
+ let Inst{10-5} = 0; // don't care
}
class F4_2<bits<2> opVal, bits<6> op3Val, string name> : F4_rs1simm11rd {
bits<2> cc;
- set op = opVal;
- set op3 = op3Val;
- set Name = name;
- set Inst{13} = 1; // i bit
- set Inst{12-11} = cc;
+ let op = opVal;
+ let op3 = op3Val;
+ let Name = name;
+ let Inst{13} = 1; // i bit
+ let Inst{12-11} = cc;
}
class F4_3<bits<2> opVal, bits<6> op3Val, bits<4> condVal,
string name> : F4_condcc {
bits<5> rs2;
+ bits<5> rd;
- set op = opVal;
- set op3 = op3Val;
- set cond = condVal;
- set Name = name;
- set Inst{13} = 0; // i bit
- //set Inst{10-5} = dontcare;
- set Inst{4-0} = rs2;
+ let op = opVal;
+ let op3 = op3Val;
+ let cond = condVal;
+ let Name = name;
+ let Inst{29-25} = rd;
+ let Inst{13} = 0; // i bit
+ let Inst{10-5} = 0; // don't care
+ let Inst{4-0} = rs2;
}
class F4_4<bits<2> opVal, bits<6> op3Val, bits<4> condVal,
string name> : F4_condcc {
- bits<11> sim11;
+ bits<11> simm11;
bits<5> rd;
- set op = opVal;
- set op3 = op3Val;
- set cond = condVal;
- set Name = name;
- set Inst{13} = 1; // i bit
- set Inst{10-0} = sim11;
+ let op = opVal;
+ let op3 = op3Val;
+ let cond = condVal;
+ let Name = name;
+ let Inst{29-25} = rd;
+ let Inst{13} = 1; // i bit
+ let Inst{10-0} = simm11;
}
// FIXME: class F4_5
class F4_6<bits<2> opVal, bits<6> op3Val, bits<3> rcondVal,
bits<5> opf_lowVal, string name> : F4_rs1rs2rd {
- set op = opVal;
- set op3 = op3Val;
- set Name = name;
- set Inst{13} = 0;
- set Inst{12-10} = rcondVal;
- set Inst{9-5} = opf_lowVal;
+ let op = opVal;
+ let op3 = op3Val;
+ let Name = name;
+ let Inst{13} = 0;
+ let Inst{12-10} = rcondVal;
+ let Inst{9-5} = opf_lowVal;
}
class F4_7<bits<2> opVal, bits<6> op3Val, bits<4> condVal,
bits<5> rs2;
bits<5> rd;
- set op = opVal;
- set op3 = op3Val;
- set cond = condVal;
- set Name = name;
- set Inst{29-25} = rd;
- set Inst{18} = 0;
- set Inst{13-11} = cc;
- set Inst{10-5} = opf_lowVal;
- set Inst{4-0} = rs2;
+ let op = opVal;
+ let op3 = op3Val;
+ let cond = condVal;
+ let Name = name;
+ let Inst{29-25} = rd;
+ let Inst{18} = 0;
+ let Inst{13-11} = cc;
+ let Inst{10-5} = opf_lowVal;
+ let Inst{4-0} = rs2;
}
// FIXME: F4 classes 8-9