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Make FPI take asm string and operand list 

llvm-svn: 15653
This commit is contained in:
Chris Lattner 2004-08-11 05:54:16 +00:00
parent c52899c3c7
commit 6dd0474edd
1 changed files with 33 additions and 39 deletions
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72
llvm/lib/Target/X86/X86InstrInfo.td
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@ -893,7 +893,8 @@ def MOVZX32rm16: I<0xB7, MRMSrcMem, (ops R32:$dst, i16mem:$src), "movzx $dst, $s
class FPInst<string n, bits<8> o, Format F, FPFormat fp, MemType m, ImmType i>
: X86Inst<n, o, F, m, i> { let FPForm = fp; let FPFormBits = FPForm.Value; }
class FPI<bits<8> o, Format F, FPFormat fp> : FPInst<"", o, F, fp, NoMem, NoImm>;
class FPI<bits<8> o, Format F, FPFormat fp, dag ops, string asm>
: FPInst<"", o, F, fp, NoMem, NoImm>, II<ops, asm>;
class FPIM<string n, bits<8> o, Format F, FPFormat fp, MemType m> : FPInst<n, o, F, fp, m, NoImm>;
@ -906,14 +907,14 @@ class FPI80m<string n, bits<8> o, Format F, FPFormat fp> : FPIM<n, o, F, fp, Mem
// because they can be expanded by the fp spackifier into one of many different
// forms of instructions for doing these operations. Until the stackifier runs,
// we prefer to be abstract.
def FpMOV : FPI<0, Pseudo, SpecialFP>; // f1 = fmov f2
def FpADD : FPI<0, Pseudo, TwoArgFP>; // f1 = fadd f2, f3
def FpSUB : FPI<0, Pseudo, TwoArgFP>; // f1 = fsub f2, f3
def FpMUL : FPI<0, Pseudo, TwoArgFP>; // f1 = fmul f2, f3
def FpDIV : FPI<0, Pseudo, TwoArgFP>; // f1 = fdiv f2, f3
def FpMOV : FPI<0, Pseudo, SpecialFP, (ops RFP, RFP), "">; // f1 = fmov f2
def FpADD : FPI<0, Pseudo, TwoArgFP , (ops RFP, RFP, RFP), "">; // f1 = fadd f2, f3
def FpSUB : FPI<0, Pseudo, TwoArgFP , (ops RFP, RFP, RFP), "">; // f1 = fsub f2, f3
def FpMUL : FPI<0, Pseudo, TwoArgFP , (ops RFP, RFP, RFP), "">; // f1 = fmul f2, f3
def FpDIV : FPI<0, Pseudo, TwoArgFP , (ops RFP, RFP, RFP), "">; // f1 = fdiv f2, f3
def FpGETRESULT : FPI<0, Pseudo, SpecialFP>; // FPR = ST(0)
def FpSETRESULT : FPI<0, Pseudo, SpecialFP>; // ST(0) = FPR
def FpGETRESULT : FPI<0, Pseudo, SpecialFP, (ops RFP), "">; // FPR = ST(0)
def FpSETRESULT : FPI<0, Pseudo, SpecialFP, (ops RFP), "">; // ST(0) = FPR
// FADD reg, mem: Before stackification, these are represented by: R1 = FADD* R2, [mem]
def FADD32m : FPI32m<"fadd", 0xD8, MRM0m, OneArgFPRW>; // ST(0) = ST(0) + [mem32real]
@ -956,23 +957,23 @@ def FIDIVR32m : FPI32m<"fidivr", 0xDA, MRM7m, OneArgFPRW>; // ST(0) = [mem32int
// Floating point cmovs...
let isTwoAddress = 1, Uses = [ST0], Defs = [ST0] in {
def FCMOVB : FPI<0xC0, AddRegFrm, CondMovFP>, DA, // fcmovb ST(i) -> ST(0)
II<(ops RST:$op), "fcmovb %ST(0), $op">;
def FCMOVBE : FPI<0xD0, AddRegFrm, CondMovFP>, DA, // fcmovbe ST(i) -> ST(0)
II<(ops RST:$op), "fcmovbe %ST(0), $op">;
def FCMOVE : FPI<0xC8, AddRegFrm, CondMovFP>, DA, // fcmove ST(i) -> ST(0)
II<(ops RST:$op), "fcmove %ST(0), $op">;
def FCMOVAE : FPI<0xC0, AddRegFrm, CondMovFP>, DB, // fcmovae ST(i) -> ST(0)
II<(ops RST:$op), "fcmovae %ST(0), $op">;
def FCMOVA : FPI<0xD0, AddRegFrm, CondMovFP>, DB, // fcmova ST(i) -> ST(0)
II<(ops RST:$op), "fcmova %ST(0), $op">;
def FCMOVNE : FPI<0xC8, AddRegFrm, CondMovFP>, DB, // fcmovne ST(i) -> ST(0)
II<(ops RST:$op), "fcmovne %ST(0), $op">;
def FCMOVB : FPI<0xC0, AddRegFrm, CondMovFP,
(ops RST:$op), "fcmovb %ST(0), $op">, DA;
def FCMOVBE : FPI<0xD0, AddRegFrm, CondMovFP,
(ops RST:$op), "fcmovbe %ST(0), $op">, DA;
def FCMOVE : FPI<0xC8, AddRegFrm, CondMovFP,
(ops RST:$op), "fcmove %ST(0), $op">, DA;
def FCMOVAE : FPI<0xC0, AddRegFrm, CondMovFP,
(ops RST:$op), "fcmovae %ST(0), $op">, DB;
def FCMOVA : FPI<0xD0, AddRegFrm, CondMovFP,
(ops RST:$op), "fcmova %ST(0), $op">, DB;
def FCMOVNE : FPI<0xC8, AddRegFrm, CondMovFP,
(ops RST:$op), "fcmovne %ST(0), $op">, DB;
}
// Floating point loads & stores...
let Name = "fld" in
def FLDrr : FPI<0xC0, AddRegFrm, NotFP>, D9; // push(ST(i))
def FLDrr : FPI<0xC0, AddRegFrm, NotFP, (ops RST:$op), "fld $op">, D9;
def FLD32m : FPI32m <"fld" , 0xD9, MRM0m , ZeroArgFP>; // load float
def FLD64m : FPI64m <"fld" , 0xDD, MRM0m , ZeroArgFP>; // load double
def FLD80m : FPI80m <"fld" , 0xDB, MRM5m , ZeroArgFP>; // load extended
@ -980,10 +981,8 @@ def FILD16m : FPI16m <"fild" , 0xDF, MRM0m , ZeroArgFP>; // load sign
def FILD32m : FPI32m <"fild" , 0xDB, MRM0m , ZeroArgFP>; // load signed int
def FILD64m : FPI64m <"fild" , 0xDF, MRM5m , ZeroArgFP>; // load signed long
let Name = "fst" in
def FSTrr : FPI<0xD0, AddRegFrm, NotFP >, DD; // ST(i) = ST(0)
let Name = "fstp" in
def FSTPrr : FPI<0xD8, AddRegFrm, NotFP >, DD; // ST(i) = ST(0), pop
def FSTrr : FPI<0xD0, AddRegFrm, NotFP, (ops RST:$op), "fst $op">, DD; // ST(i) = ST(0)
def FSTPrr : FPI<0xD8, AddRegFrm, NotFP, (ops RST:$op), "fstp $op">, DD; // ST(i) = ST(0), pop
def FST32m : FPI32m <"fst" , 0xD9, MRM2m , OneArgFP>; // store float
def FST64m : FPI64m <"fst" , 0xDD, MRM2m , OneArgFP>; // store double
def FSTP32m : FPI32m <"fstp", 0xD9, MRM3m , OneArgFP>; // store float, pop
@ -996,21 +995,16 @@ def FISTP16m : FPI16m <"fistp", 0xDF, MRM3m , NotFP >; // store sig
def FISTP32m : FPI32m <"fistp", 0xDB, MRM3m , NotFP >; // store signed int, pop
def FISTP64m : FPI64m <"fistpll", 0xDF, MRM7m , OneArgFP>; // store signed long, pop
def FXCH : FPI<0xC8, AddRegFrm, NotFP>,
II<(ops RST:$op), "fxch $op">, D9; // fxch ST(i), ST(0)
def FXCH : FPI<0xC8, AddRegFrm, NotFP, (ops RST:$op), "fxch $op">, D9; // fxch ST(i), ST(0)
// Floating point constant loads...
def FLD0 : FPI<0xEE, RawFrm, ZeroArgFP>, D9,
II<(ops), "fldz">;
def FLD1 : FPI<0xE8, RawFrm, ZeroArgFP>, D9,
II<(ops), "fld1">;
def FLD0 : FPI<0xEE, RawFrm, ZeroArgFP, (ops), "fldz">, D9;
def FLD1 : FPI<0xE8, RawFrm, ZeroArgFP, (ops), "fld1">, D9;
// Unary operations...
def FCHS : FPI<0xE0, RawFrm, OneArgFPRW>, // f1 = fchs f2
II<(ops), "fchs">, D9;
def FTST : FPI<0xE4, RawFrm, OneArgFP>, // ftst ST(0)
II<(ops), "ftst">, D9;
def FCHS : FPI<0xE0, RawFrm, OneArgFPRW, (ops), "fchs">, D9; // f1 = fchs f2
def FTST : FPI<0xE4, RawFrm, OneArgFP, (ops), "ftst">, D9; // ftst ST(0)
// Binary arithmetic operations...
class FPST0rInst<bits<8> o, dag ops, string asm> : I<o, AddRegFrm, ops, asm>, D8 {
@ -1049,15 +1043,15 @@ def FDIVRrST0 : FPrST0Inst <0xF0, (ops RST:$op), "fdivr $op, %ST(0)">; // ST(i
def FDIVRPrST0 : FPrST0PInst<0xF0, (ops RST:$op), "fdivrp $op">; // ST(i) = ST(0) / ST(i), pop
// Floating point compares
def FUCOMr : FPI<0xE0, AddRegFrm, CompareFP>, // FPSW = compare ST(0) with ST(i)
II<(ops RST:$reg), "fucom $reg">, DD, Imp<[ST0],[]>;
def FUCOMr : FPI<0xE0, AddRegFrm, CompareFP, (ops RST:$reg),
"fucom $reg">, DD, Imp<[ST0],[]>; // FPSW = compare ST(0) with ST(i)
def FUCOMPr : I<0xE8, AddRegFrm, (ops RST:$reg),
"fucomp $reg">, DD, Imp<[ST0],[]>; // FPSW = compare ST(0) with ST(i), pop
def FUCOMPPr : I<0xE9, RawFrm, (ops),
"fucompp">, DA, Imp<[ST0],[]>; // compare ST(0) with ST(1), pop, pop
def FUCOMIr : FPI<0xE8, AddRegFrm, CompareFP>, // CC = compare ST(0) with ST(i)
II<(ops RST:$reg), "fucomi %ST(0), $reg">, DB, Imp<[ST0],[]>;
def FUCOMIr : FPI<0xE8, AddRegFrm, CompareFP, (ops RST:$reg),
"fucomi %ST(0), $reg">, DB, Imp<[ST0],[]>; // CC = compare ST(0) with ST(i)
def FUCOMIPr : I<0xE8, AddRegFrm, (ops RST:$reg),
"fucomip %ST(0), $reg">, DF, Imp<[ST0],[]>; // CC = compare ST(0) with ST(i), pop