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llvm-6502/lib/Target/Sparc/SparcInstrAliases.td
Tim Northover 84a4f73a8e Sparc: disable printing of jmp/call aliases (C++ does it) 
These aliases are handled entirely in C++ and only having TableGen InstAliases
for some of them was confusing LLVM.

This will be tested when the TableGen "should I print this Alias" heuristic is
fixed (very soon).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@208966 91177308-0d34-0410-b5e6-96231b3b80d8
2014-05-16 09:41:39 +00:00

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//===-- SparcInstrAliases.td - Instruction Aliases for Sparc Target -------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file contains instruction aliases for Sparc.
//===----------------------------------------------------------------------===//
// Instruction aliases for conditional moves.
// mov<cond> <ccreg> rs2, rd
multiclass intcond_mov_alias<string cond, int condVal, string ccreg,
Instruction movrr, Instruction movri,
Instruction fmovs, Instruction fmovd> {
// mov<cond> (%icc|%xcc), rs2, rd
def : InstAlias<!strconcat(!strconcat(!strconcat("mov", cond), ccreg),
", $rs2, $rd"),
(movrr IntRegs:$rd, IntRegs:$rs2, condVal)>;
// mov<cond> (%icc|%xcc), simm11, rd
def : InstAlias<!strconcat(!strconcat(!strconcat("mov", cond), ccreg),
", $simm11, $rd"),
(movri IntRegs:$rd, i32imm:$simm11, condVal)>;
// fmovs<cond> (%icc|%xcc), $rs2, $rd
def : InstAlias<!strconcat(!strconcat(!strconcat("fmovs", cond), ccreg),
", $rs2, $rd"),
(fmovs FPRegs:$rd, FPRegs:$rs2, condVal)>;
// fmovd<cond> (%icc|%xcc), $rs2, $rd
def : InstAlias<!strconcat(!strconcat(!strconcat("fmovd", cond), ccreg),
", $rs2, $rd"),
(fmovd DFPRegs:$rd, DFPRegs:$rs2, condVal)>;
}
// mov<cond> <ccreg> rs2, rd
multiclass fpcond_mov_alias<string cond, int condVal,
Instruction movrr, Instruction movri,
Instruction fmovs, Instruction fmovd> {
// mov<cond> %fcc[0-3], rs2, rd
def : InstAlias<!strconcat(!strconcat("mov", cond), " $cc, $rs2, $rd"),
(movrr IntRegs:$rd, FCCRegs:$cc, IntRegs:$rs2, condVal)>;
// mov<cond> %fcc[0-3], simm11, rd
def : InstAlias<!strconcat(!strconcat("mov", cond), " $cc, $simm11, $rd"),
(movri IntRegs:$rd, FCCRegs:$cc, i32imm:$simm11, condVal)>;
// fmovs<cond> %fcc[0-3], $rs2, $rd
def : InstAlias<!strconcat(!strconcat("fmovs", cond), " $cc, $rs2, $rd"),
(fmovs FPRegs:$rd, FCCRegs:$cc, FPRegs:$rs2, condVal)>;
// fmovd<cond> %fcc[0-3], $rs2, $rd
def : InstAlias<!strconcat(!strconcat("fmovd", cond), " $cc, $rs2, $rd"),
(fmovd DFPRegs:$rd, FCCRegs:$cc, DFPRegs:$rs2, condVal)>;
}
// Instruction aliases for integer conditional branches and moves.
multiclass int_cond_alias<string cond, int condVal> {
// b<cond> $imm
def : InstAlias<!strconcat(!strconcat("b", cond), " $imm"),
(BCOND brtarget:$imm, condVal)>;
// b<cond>,a $imm
def : InstAlias<!strconcat(!strconcat("b", cond), ",a $imm"),
(BCONDA brtarget:$imm, condVal)>;
// b<cond> %icc, $imm
def : InstAlias<!strconcat(!strconcat("b", cond), " %icc, $imm"),
(BPICC brtarget:$imm, condVal)>, Requires<[HasV9]>;
// b<cond>,pt %icc, $imm
def : InstAlias<!strconcat(!strconcat("b", cond), ",pt %icc, $imm"),
(BPICC brtarget:$imm, condVal)>, Requires<[HasV9]>;
// b<cond>,a %icc, $imm
def : InstAlias<!strconcat(!strconcat("b", cond), ",a %icc, $imm"),
(BPICCA brtarget:$imm, condVal)>, Requires<[HasV9]>;
// b<cond>,a,pt %icc, $imm
def : InstAlias<!strconcat(!strconcat("b", cond), ",a,pt %icc, $imm"),
(BPICCA brtarget:$imm, condVal)>, Requires<[HasV9]>;
// b<cond>,pn %icc, $imm
def : InstAlias<!strconcat(!strconcat("b", cond), ",pn %icc, $imm"),
(BPICCNT brtarget:$imm, condVal)>, Requires<[HasV9]>;
// b<cond>,a,pn %icc, $imm
def : InstAlias<!strconcat(!strconcat("b", cond), ",a,pn %icc, $imm"),
(BPICCANT brtarget:$imm, condVal)>, Requires<[HasV9]>;
// b<cond> %xcc, $imm
def : InstAlias<!strconcat(!strconcat("b", cond), " %xcc, $imm"),
(BPXCC brtarget:$imm, condVal)>, Requires<[Is64Bit]>;
// b<cond>,pt %xcc, $imm
def : InstAlias<!strconcat(!strconcat("b", cond), ",pt %xcc, $imm"),
(BPXCC brtarget:$imm, condVal)>, Requires<[Is64Bit]>;
// b<cond>,a %xcc, $imm
def : InstAlias<!strconcat(!strconcat("b", cond), ",a %xcc, $imm"),
(BPXCCA brtarget:$imm, condVal)>, Requires<[Is64Bit]>;
// b<cond>,a,pt %xcc, $imm
def : InstAlias<!strconcat(!strconcat("b", cond), ",a,pt %xcc, $imm"),
(BPXCCA brtarget:$imm, condVal)>, Requires<[Is64Bit]>;
// b<cond>,pn %xcc, $imm
def : InstAlias<!strconcat(!strconcat("b", cond), ",pn %xcc, $imm"),
(BPXCCNT brtarget:$imm, condVal)>, Requires<[Is64Bit]>;
// b<cond>,a,pn %xcc, $imm
def : InstAlias<!strconcat(!strconcat("b", cond), ",a,pn %xcc, $imm"),
(BPXCCANT brtarget:$imm, condVal)>, Requires<[Is64Bit]>;
defm : intcond_mov_alias<cond, condVal, " %icc",
MOVICCrr, MOVICCri,
FMOVS_ICC, FMOVD_ICC>, Requires<[HasV9]>;
defm : intcond_mov_alias<cond, condVal, " %xcc",
MOVXCCrr, MOVXCCri,
FMOVS_XCC, FMOVD_XCC>, Requires<[Is64Bit]>;
// fmovq<cond> (%icc|%xcc), $rs2, $rd
def : InstAlias<!strconcat(!strconcat("fmovq", cond), " %icc, $rs2, $rd"),
(FMOVQ_ICC QFPRegs:$rd, QFPRegs:$rs2, condVal)>,
Requires<[HasV9, HasHardQuad]>;
def : InstAlias<!strconcat(!strconcat("fmovq", cond), " %xcc, $rs2, $rd"),
(FMOVQ_XCC QFPRegs:$rd, QFPRegs:$rs2, condVal)>,
Requires<[Is64Bit, HasHardQuad]>;
// t<cond> %icc, rs1 + rs2
def : InstAlias<!strconcat(!strconcat("t", cond), " %icc, $rs1 + $rs2"),
(TICCrr IntRegs:$rs1, IntRegs:$rs2, condVal)>,
Requires<[HasV9]>;
// t<cond> %icc, rs => t<cond> %icc, G0 + rs
def : InstAlias<!strconcat(!strconcat("t", cond), " %icc, $rs2"),
(TICCrr G0, IntRegs:$rs2, condVal)>,
Requires<[HasV9]>;
// t<cond> %xcc, rs1 + rs2
def : InstAlias<!strconcat(!strconcat("t", cond), " %xcc, $rs1 + $rs2"),
(TXCCrr IntRegs:$rs1, IntRegs:$rs2, condVal)>,
Requires<[HasV9]>;
// t<cond> %xcc, rs => t<cond> %xcc, G0 + rs
def : InstAlias<!strconcat(!strconcat("t", cond), " %xcc, $rs2"),
(TXCCrr G0, IntRegs:$rs2, condVal)>,
Requires<[HasV9]>;
// t<cond> rs1 + rs2 => t<cond> %icc, rs1 + rs2
def : InstAlias<!strconcat(!strconcat("t", cond), " $rs1 + $rs2"),
(TICCrr IntRegs:$rs1, IntRegs:$rs2, condVal)>;
// t<cond> rs=> t<cond> %icc, G0 + rs2
def : InstAlias<!strconcat(!strconcat("t", cond), " $rs2"),
(TICCrr G0, IntRegs:$rs2, condVal)>;
// t<cond> %icc, rs1 + imm
def : InstAlias<!strconcat(!strconcat("t", cond), " %icc, $rs1 + $imm"),
(TICCri IntRegs:$rs1, i32imm:$imm, condVal)>,
Requires<[HasV9]>;
// t<cond> %icc, imm => t<cond> %icc, G0 + imm
def : InstAlias<!strconcat(!strconcat("t", cond), " %icc, $imm"),
(TICCri G0, i32imm:$imm, condVal)>,
Requires<[HasV9]>;
// t<cond> %xcc, rs1 + imm
def : InstAlias<!strconcat(!strconcat("t", cond), " %xcc, $rs1 + $imm"),
(TXCCri IntRegs:$rs1, i32imm:$imm, condVal)>,
Requires<[HasV9]>;
// t<cond> %xcc, imm => t<cond> %xcc, G0 + imm
def : InstAlias<!strconcat(!strconcat("t", cond), " %xcc, $imm"),
(TXCCri G0, i32imm:$imm, condVal)>,
Requires<[HasV9]>;
// t<cond> rs1 + imm => t<cond> %icc, rs1 + imm
def : InstAlias<!strconcat(!strconcat("t", cond), " $rs1 + $imm"),
(TICCri IntRegs:$rs1, i32imm:$imm, condVal)>;
// t<cond> imm => t<cond> %icc, G0 + imm
def : InstAlias<!strconcat(!strconcat("t", cond), " $imm"),
(TICCri G0, i32imm:$imm, condVal)>;
}
// Instruction aliases for floating point conditional branches and moves.
multiclass fp_cond_alias<string cond, int condVal> {
// fb<cond> $imm
def : InstAlias<!strconcat(!strconcat("fb", cond), " $imm"),
(FBCOND brtarget:$imm, condVal), 0>;
// fb<cond>,a $imm
def : InstAlias<!strconcat(!strconcat("fb", cond), ",a $imm"),
(FBCONDA brtarget:$imm, condVal), 0>;
// fb<cond> %fcc0, $imm
def : InstAlias<!strconcat(!strconcat("fb", cond), " $cc, $imm"),
(BPFCC brtarget:$imm, condVal, FCCRegs:$cc)>,
Requires<[HasV9]>;
// fb<cond>,pt %fcc0, $imm
def : InstAlias<!strconcat(!strconcat("fb", cond), ",pt $cc, $imm"),
(BPFCC brtarget:$imm, condVal, FCCRegs:$cc)>,
Requires<[HasV9]>;
// fb<cond>,a %fcc0, $imm
def : InstAlias<!strconcat(!strconcat("fb", cond), ",a $cc, $imm"),
(BPFCCA brtarget:$imm, condVal, FCCRegs:$cc)>,
Requires<[HasV9]>;
// fb<cond>,a,pt %fcc0, $imm
def : InstAlias<!strconcat(!strconcat("fb", cond), ",a,pt $cc, $imm"),
(BPFCCA brtarget:$imm, condVal, FCCRegs:$cc)>,
Requires<[HasV9]>;
// fb<cond>,pn %fcc0, $imm
def : InstAlias<!strconcat(!strconcat("fb", cond), ",pn $cc, $imm"),
(BPFCCNT brtarget:$imm, condVal, FCCRegs:$cc)>,
Requires<[HasV9]>;
// fb<cond>,a,pn %fcc0, $imm
def : InstAlias<!strconcat(!strconcat("fb", cond), ",a,pn $cc, $imm"),
(BPFCCANT brtarget:$imm, condVal, FCCRegs:$cc)>,
Requires<[HasV9]>;
defm : fpcond_mov_alias<cond, condVal,
V9MOVFCCrr, V9MOVFCCri,
V9FMOVS_FCC, V9FMOVD_FCC>, Requires<[HasV9]>;
// fmovq<cond> %fcc0, $rs2, $rd
def : InstAlias<!strconcat(!strconcat("fmovq", cond), " $cc, $rs2, $rd"),
(V9FMOVQ_FCC QFPRegs:$rd, FCCRegs:$cc, QFPRegs:$rs2,
condVal)>,
Requires<[HasV9, HasHardQuad]>;
}
defm : int_cond_alias<"a", 0b1000>;
defm : int_cond_alias<"n", 0b0000>;
defm : int_cond_alias<"ne", 0b1001>;
defm : int_cond_alias<"e", 0b0001>;
defm : int_cond_alias<"g", 0b1010>;
defm : int_cond_alias<"le", 0b0010>;
defm : int_cond_alias<"ge", 0b1011>;
defm : int_cond_alias<"l", 0b0011>;
defm : int_cond_alias<"gu", 0b1100>;
defm : int_cond_alias<"leu", 0b0100>;
defm : int_cond_alias<"cc", 0b1101>;
defm : int_cond_alias<"cs", 0b0101>;
defm : int_cond_alias<"pos", 0b1110>;
defm : int_cond_alias<"neg", 0b0110>;
defm : int_cond_alias<"vc", 0b1111>;
defm : int_cond_alias<"vs", 0b0111>;
defm : fp_cond_alias<"a", 0b0000>;
defm : fp_cond_alias<"n", 0b1000>;
defm : fp_cond_alias<"u", 0b0111>;
defm : fp_cond_alias<"g", 0b0110>;
defm : fp_cond_alias<"ug", 0b0101>;
defm : fp_cond_alias<"l", 0b0100>;
defm : fp_cond_alias<"ul", 0b0011>;
defm : fp_cond_alias<"lg", 0b0010>;
defm : fp_cond_alias<"ne", 0b0001>;
defm : fp_cond_alias<"e", 0b1001>;
defm : fp_cond_alias<"ue", 0b1010>;
defm : fp_cond_alias<"ge", 0b1011>;
defm : fp_cond_alias<"uge", 0b1100>;
defm : fp_cond_alias<"le", 0b1101>;
defm : fp_cond_alias<"ule", 0b1110>;
defm : fp_cond_alias<"o", 0b1111>;
// Instruction aliases for JMPL.
// jmp addr -> jmpl addr, %g0
def : InstAlias<"jmp $addr", (JMPLrr G0, MEMrr:$addr), 0>;
def : InstAlias<"jmp $addr", (JMPLri G0, MEMri:$addr), 0>;
// call addr -> jmpl addr, %o7
def : InstAlias<"call $addr", (JMPLrr O7, MEMrr:$addr), 0>;
def : InstAlias<"call $addr", (JMPLri O7, MEMri:$addr), 0>;
// retl -> RETL 8
def : InstAlias<"retl", (RETL 8)>;
// ret -> RET 8
def : InstAlias<"ret", (RET 8)>;
// mov reg, rd -> or %g0, reg, rd
def : InstAlias<"mov $rs2, $rd", (ORrr IntRegs:$rd, G0, IntRegs:$rs2)>;
// mov simm13, rd -> or %g0, simm13, rd
def : InstAlias<"mov $simm13, $rd", (ORri IntRegs:$rd, G0, i32imm:$simm13)>;
// restore -> restore %g0, %g0, %g0
def : InstAlias<"restore", (RESTORErr G0, G0, G0)>;
def : MnemonicAlias<"return", "rett">, Requires<[HasV9]>;
def : MnemonicAlias<"addc", "addx">, Requires<[HasV9]>;
def : MnemonicAlias<"addccc", "addxcc">, Requires<[HasV9]>;
def : MnemonicAlias<"subc", "subx">, Requires<[HasV9]>;
def : MnemonicAlias<"subccc", "subxcc">, Requires<[HasV9]>;
def : InstAlias<"fcmps $rs1, $rs2", (V9FCMPS FCC0, FPRegs:$rs1, FPRegs:$rs2)>;
def : InstAlias<"fcmpd $rs1, $rs2", (V9FCMPD FCC0, DFPRegs:$rs1, DFPRegs:$rs2)>;
def : InstAlias<"fcmpq $rs1, $rs2", (V9FCMPQ FCC0, QFPRegs:$rs1, QFPRegs:$rs2)>,
Requires<[HasHardQuad]>;
def : InstAlias<"fcmpes $rs1, $rs2", (V9FCMPES FCC0, FPRegs:$rs1, FPRegs:$rs2)>;
def : InstAlias<"fcmped $rs1, $rs2", (V9FCMPED FCC0, DFPRegs:$rs1,
DFPRegs:$rs2)>;
def : InstAlias<"fcmpeq $rs1, $rs2", (V9FCMPEQ FCC0, QFPRegs:$rs1,
QFPRegs:$rs2)>,
Requires<[HasHardQuad]>;
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