6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2024-07-21 02:29:22 +00:00
Code Issues Projects Releases Wiki Activity

Convert A-Form instructions to auto-generated asm writer

Browse Source 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@16107 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Nate Begeman 2004-08-29 22:45:13 +00:00
parent 27bc7c6cae
commit 6b3dc55ef8
2 changed files with 62 additions and 45 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

25
lib/Target/PowerPC/PPCInstrFormats.td
View File

@ -527,8 +527,8 @@ class XOForm_3<string name, bits<6> opcode, bits<9> xo, bit oe, bit rc,
}
// 1.7.12 A-Form
class AForm_1<string name, bits<6> opcode, bits<5> xo, bit rc, bit ppc64,
bit vmx> : I<name, opcode, ppc64, vmx> {
class AForm_1<bits<6> opcode, bits<5> xo, bit rc, bit ppc64,
bit vmx, dag OL, string asmstr> : I<"", opcode, ppc64, vmx> {
let ArgCount = 4;
field bits<5> FRT;
field bits<5> FRA;
@ -547,31 +547,26 @@ class AForm_1<string name, bits<6> opcode, bits<5> xo, bit rc, bit ppc64,
let Inst{21-25} = FRC;
let Inst{26-30} = xo;
let Inst{31} = rc;
let OperandList = OL;
let AsmString = asmstr;
}
class AForm_2<string name, bits<6> opcode, bits<5> xo, bit rc, bit ppc64,
bit vmx> : AForm_1<name, opcode, xo, rc, ppc64, vmx> {
class AForm_2<bits<6> opcode, bits<5> xo, bit rc, bit ppc64, bit vmx, dag OL,
string asmstr>
: AForm_1<opcode, xo, rc, ppc64, vmx, OL, asmstr> {
let ArgCount = 3;
let Arg3Type = 0;
let FRC = 0;
}
class AForm_3<string name, bits<6> opcode, bits<5> xo, bit rc, bit ppc64,
bit vmx> : AForm_1<name, opcode, xo, rc, ppc64, vmx> {
class AForm_3<bits<6> opcode, bits<5> xo, bit rc, bit ppc64, bit vmx, dag OL,
string asmstr>
: AForm_1<opcode, xo, rc, ppc64, vmx, OL, asmstr> {
let ArgCount = 3;
let Arg3Type = 0;
let FRB = 0;
}
class AForm_4<string name, bits<6> opcode, bits<5> xo, bit rc, bit ppc64,
bit vmx> : AForm_1<name, opcode, xo, rc, ppc64, vmx> {
let ArgCount = 2;
let Arg2Type = 0;
let Arg3Type = 0;
let FRA = 0;
let FRC = 0;
}
// 1.7.13 M-Form
class MForm_1<string name, bits<6> opcode, bit rc, bit ppc64, bit vmx>
: I<name, opcode, ppc64, vmx> {

82
lib/Target/PowerPC/PPCInstrInfo.td
View File

@ -52,9 +52,6 @@ def ADD : XOForm_1<"add", 31, 266, 0, 0, 0, 0>;
def ADDC : XOForm_1<"addc", 31, 10, 0, 0, 0, 0>;
def ADDE : XOForm_1<"adde", 31, 138, 0, 0, 0, 0>;
def ADDZE : XOForm_3<"addze", 31, 202, 0, 0, 0, 0>;
def ANDIo : DForm_4<28, 0, 0,
(ops GPRC:$dst, GPRC:$src1, u16imm:$src2),
"andi. $dst, $src1, $src2">;
let isBranch = 1, isTerminator = 1 in {
def COND_BRANCH : Pseudo<"COND_BRANCH">;
@ -86,30 +83,11 @@ def CMPDI : DForm_5_ext<"cmpdi", 11, 1, 0>;
def CMP : XForm_16<"cmp", 31, 0, 0, 0>;
def CMPW : XForm_16_ext<"cmpw", 31, 0, 0, 0>;
def CMPD : XForm_16_ext<"cmpd", 31, 0, 1, 0>;
def CMPLI : DForm_6<10, 0, 0,
(ops CRRC:$dst, i1imm:$size, GPRC:$src1, u16imm:$src2),
"cmpli $dst, $size, $src1, $src2">;
def CMPLWI : DForm_6_ext<10, 0, 0,
(ops CRRC:$dst, GPRC:$src1, u16imm:$src2),
"cmplwi $dst, $src1, $src2">;
def CMPLDI : DForm_6_ext<10, 1, 0,
(ops CRRC:$dst, GPRC:$src1, u16imm:$src2),
"cmpldi $dst, $src1, $src2">;
def CMPL : XForm_16<"cmpl", 31, 32, 0, 0>;
def CMPLW : XForm_16_ext<"cmplw", 31, 32, 0, 0>;
def CMPLD : XForm_16_ext<"cmpld", 31, 32, 1, 0>;
def DIVW : XOForm_1<"divw", 31, 491, 0, 0, 0, 0>;
def DIVWU : XOForm_1<"divwu", 31, 459, 0, 0, 0, 0>;
def FADD : AForm_2<"fadd", 63, 21, 0, 0, 0>;
def FADDS : AForm_2<"fadds", 59, 21, 0, 0, 0>;
def FSUB : AForm_2<"fsub", 63, 20, 0, 0, 0>;
def FSUBS : AForm_2<"fsubs", 59, 20, 0, 0, 0>;
def FMADD : AForm_2<"fmul", 63, 29, 0, 0, 0>;
def FMUL : AForm_3<"fmul", 63, 25, 0, 0, 0>;
def FMULS : AForm_3<"fmuls", 59, 25, 0, 0, 0>;
def FDIV : AForm_2<"fdiv", 63, 18, 0, 0, 0>;
def FDIVS : AForm_2<"fdivs", 59, 18, 0, 0, 0>;
def FSEL : AForm_1<"fsel", 63, 23, 0, 0, 0>;
def FCMPU : XForm_17<"fcmpu", 63, 0, 0, 0>;
def LBZ : DForm_1<"lbz", 35, 0, 0>;
def LHA : DForm_1<"lha", 42, 0, 0>;
@ -127,16 +105,11 @@ def MFCTR : XFXForm_1_ext<"mfctr", 31, 399, 9, 0, 0>;
def MTLR : XFXForm_7_ext<"mtlr", 31, 467, 8, 0, 0>;
def MTCTR : XFXForm_7_ext<"mtctr", 31, 467, 9, 0, 0>;
def MULLD : XOForm_1<"mulld", 31, 233, 0, 0, 1, 0>;
def MULLI : DForm_2<"mulli", 7, 0, 0>;
def MULLW : XOForm_1<"mullw", 31, 235, 0, 0, 0, 0>;
def MULHWU : XOForm_2<"mulhwu", 31, 11, 0, 0, 0>;
def NEG : XOForm_3<"neg", 31, 104, 0, 0, 0, 0>;
def NOP : DForm_4_zero<"nop", 24, 0, 0, (ops), "nop">;
def ORI : DForm_4<24, 0, 0,
(ops GPRC:$dst, GPRC:$src1, u16imm:$src2),
"ori $dst, $src1, $src2">;
def ORIS : DForm_4<25, 0, 0,
(ops GPRC:$dst, GPRC:$src1, u16imm:$src2),
"oris $dst, $src1, $src2">;
def RLDICL : MDForm_1<"rldicl", 30, 0, 0, 1, 0>;
def RLDICR : MDForm_1<"rldicr", 30, 1, 0, 1, 0>;
def RLWINM : MForm_2<"rlwinm", 21, 0, 0, 0>;
@ -161,14 +134,62 @@ def SUBC : XOForm_1_rev<"subc", 31, 8, 0, 0, 0, 0>;
def SUBFC : XOForm_1<"subfc", 31, 8, 0, 0, 0, 0>;
def SUBFE : XOForm_1<"subfe", 31, 136, 0, 0, 0, 0>;
def SUBFZE : XOForm_3<"subfze", 31, 200, 0, 0, 0, 0>;
def FMADD : AForm_1<63, 29, 0, 0, 0,
(ops FPRC:$FRT, FPRC:$FRA, FPRC:$FRC, FPRC:$FRB),
"fmadd $FRT, $FRA, $FRC, $FRB">;
def FSEL : AForm_1<63, 23, 0, 0, 0,
(ops FPRC:$FRT, FPRC:$FRA, FPRC:$FRC, FPRC:$FRB),
"fsel $FRT, $FRA, $FRC, $FRB">;
def FADD : AForm_2<63, 21, 0, 0, 0,
(ops FPRC:$FRT, FPRC:$FRA, FPRC:$FRB),
"fadd $FRT, $FRA, $FRB">;
def FADDS : AForm_2<59, 21, 0, 0, 0,
(ops FPRC:$FRT, FPRC:$FRA, FPRC:$FRB),
"fadds $FRT, $FRA, $FRB">;
def FDIV : AForm_2<63, 18, 0, 0, 0,
(ops FPRC:$FRT, FPRC:$FRA, FPRC:$FRB),
"fdiv $FRT, $FRA, $FRB">;
def FDIVS : AForm_2<59, 18, 0, 0, 0,
(ops FPRC:$FRT, FPRC:$FRA, FPRC:$FRB),
"fdivs $FRT, $FRA, $FRB">;
def FMUL : AForm_3<63, 25, 0, 0, 0,
(ops FPRC:$FRT, FPRC:$FRA, FPRC:$FRB),
"fmul $FRT, $FRA, $FRB">;
def FMULS : AForm_3<59, 25, 0, 0, 0,
(ops FPRC:$FRT, FPRC:$FRA, FPRC:$FRB),
"fmuls $FRT, $FRA, $FRB">;
def FSUB : AForm_2<63, 20, 0, 0, 0,
(ops FPRC:$FRT, FPRC:$FRA, FPRC:$FRB),
"fsub $FRT, $FRA, $FRB">;
def FSUBS : AForm_2<59, 20, 0, 0, 0,
(ops FPRC:$FRT, FPRC:$FRA, FPRC:$FRB),
"fsubs $FRT, $FRA, $FRB">;
def ANDIo : DForm_4<28, 0, 0,
(ops GPRC:$dst, GPRC:$src1, u16imm:$src2),
"andi. $dst, $src1, $src2">;
def ORI : DForm_4<24, 0, 0,
(ops GPRC:$dst, GPRC:$src1, u16imm:$src2),
"ori $dst, $src1, $src2">;
def ORIS : DForm_4<25, 0, 0,
(ops GPRC:$dst, GPRC:$src1, u16imm:$src2),
"oris $dst, $src1, $src2">;
def XORI : DForm_4<26, 0, 0,
(ops GPRC:$dst, GPRC:$src1, u16imm:$src2),
"xori $dst, $src1, $src2">;
def XORIS : DForm_4<27, 0, 0,
(ops GPRC:$dst, GPRC:$src1, u16imm:$src2),
"xoris $dst, $src1, $src2">;
def MULLI : DForm_2<"mulli", 7, 0, 0>;
def CMPLI : DForm_6<10, 0, 0,
(ops CRRC:$dst, i1imm:$size, GPRC:$src1, u16imm:$src2),
"cmpli $dst, $size, $src1, $src2">;
def CMPLWI : DForm_6_ext<10, 0, 0,
(ops CRRC:$dst, GPRC:$src1, u16imm:$src2),
"cmplwi $dst, $src1, $src2">;
def CMPLDI : DForm_6_ext<10, 1, 0,
(ops CRRC:$dst, GPRC:$src1, u16imm:$src2),
"cmpldi $dst, $src1, $src2">;
def LBZX : XForm_1<31, 87, 0, 0, (ops GPRC:$dst, GPRC:$base, GPRC:$index),
"lbzx $dst, $base, $index">;
@ -255,6 +276,7 @@ def STFSX : XForm_28<31, 663, 0, 0, (ops FPRC:$frS, GPRC:$rA, GPRC:$rB),
"stfsx $frS, $rA, $rB">;
def STFDX : XForm_28<31, 727, 0, 0, (ops FPRC:$frS, GPRC:$rA, GPRC:$rB),
"stfdx $frS, $rA, $rB">;
def CRAND : XLForm_1<19, 257, 0, 0, (ops u5imm:$D, u5imm:$A, u5imm:$B),
"crand $D, $A, $B">;
def CRANDC : XLForm_1<19, 129, 0, 0, (ops u5imm:$D, u5imm:$A, u5imm:$B),