mirror of
https://github.com/RPCSX/llvm.git
synced 2024-12-04 01:43:06 +00:00
4babeeeeed
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@129551 91177308-0d34-0410-b5e6-96231b3b80d8
103 lines
4.3 KiB
TableGen
103 lines
4.3 KiB
TableGen
//====- X86Instr3DNow.td - The 3DNow! Instruction Set ------*- tablegen -*-===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
//
|
|
// This file describes the 3DNow! instruction set, which extends MMX to support
|
|
// floating point and also adds a few more random instructions for good measure.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
class I3DNow<bits<8> o, Format F, dag outs, dag ins, string asm, list<dag> pat>
|
|
: I<o, F, outs, ins, asm, pat>, TB, Requires<[Has3DNow]> {
|
|
}
|
|
|
|
class I3DNow_binop<bits<8> o, Format F, dag ins, string Mnemonic, list<dag> pat>
|
|
: I3DNow<o, F, (outs VR64:$dst), ins,
|
|
!strconcat(Mnemonic, "\t{$src2, $dst|$dst, $src2}"), pat>,
|
|
Has3DNow0F0FOpcode {
|
|
// FIXME: The disassembler doesn't support Has3DNow0F0FOpcode yet.
|
|
let isAsmParserOnly = 1;
|
|
let Constraints = "$src1 = $dst";
|
|
}
|
|
|
|
class I3DNow_conv<bits<8> o, Format F, dag ins, string Mnemonic, list<dag> pat>
|
|
: I3DNow<o, F, (outs VR64:$dst), ins,
|
|
!strconcat(Mnemonic, "\t{$src, $dst|$dst, $src}"), pat>,
|
|
Has3DNow0F0FOpcode {
|
|
// FIXME: The disassembler doesn't support Has3DNow0F0FOpcode yet.
|
|
let isAsmParserOnly = 1;
|
|
}
|
|
|
|
multiclass I3DNow_binop_rm<bits<8> opc, string Mn> {
|
|
def rr : I3DNow_binop<opc, MRMSrcReg, (ins VR64:$src1, VR64:$src2), Mn, []>;
|
|
def rm : I3DNow_binop<opc, MRMSrcMem, (ins VR64:$src1, i64mem:$src2), Mn, []>;
|
|
}
|
|
|
|
multiclass I3DNow_binop_rm_int<bits<8> opc, string Mn, string Ver = ""> {
|
|
def rr : I3DNow_binop<opc, MRMSrcReg, (ins VR64:$src1, VR64:$src2), Mn,
|
|
[(set VR64:$dst, (!cast<Intrinsic>(
|
|
!strconcat("int_x86_3dnow", Ver, "_", Mn)) VR64:$src1, VR64:$src2))]>;
|
|
def rm : I3DNow_binop<opc, MRMSrcMem, (ins VR64:$src1, i64mem:$src2), Mn,
|
|
[(set VR64:$dst, (!cast<Intrinsic>(
|
|
!strconcat("int_x86_3dnow", Ver, "_", Mn)) VR64:$src1,
|
|
(bitconvert (load_mmx addr:$src2))))]>;
|
|
}
|
|
|
|
multiclass I3DNow_conv_rm<bits<8> opc, string Mn> {
|
|
def rr : I3DNow_conv<opc, MRMSrcReg, (ins VR64:$src1), Mn, []>;
|
|
def rm : I3DNow_conv<opc, MRMSrcMem, (ins i64mem:$src1), Mn, []>;
|
|
}
|
|
|
|
multiclass I3DNow_conv_rm_int<bits<8> opc, string Mn, string Ver = ""> {
|
|
def rr : I3DNow_conv<opc, MRMSrcReg, (ins VR64:$src), Mn,
|
|
[(set VR64:$dst, (!cast<Intrinsic>(
|
|
!strconcat("int_x86_3dnow", Ver, "_", Mn)) VR64:$src))]>;
|
|
def rm : I3DNow_conv<opc, MRMSrcMem, (ins i64mem:$src), Mn,
|
|
[(set VR64:$dst, (!cast<Intrinsic>(
|
|
!strconcat("int_x86_3dnow", Ver, "_", Mn))
|
|
(bitconvert (load_mmx addr:$src))))]>;
|
|
}
|
|
|
|
defm PAVGUSB : I3DNow_binop_rm_int<0xBF, "pavgusb">;
|
|
defm PF2ID : I3DNow_conv_rm_int<0x1D, "pf2id">;
|
|
defm PFACC : I3DNow_binop_rm_int<0xAE, "pfacc">;
|
|
defm PFADD : I3DNow_binop_rm_int<0x9E, "pfadd">;
|
|
defm PFCMPEQ : I3DNow_binop_rm_int<0xB0, "pfcmpeq">;
|
|
defm PFCMPGE : I3DNow_binop_rm_int<0x90, "pfcmpge">;
|
|
defm PFCMPGT : I3DNow_binop_rm_int<0xA0, "pfcmpgt">;
|
|
defm PFMAX : I3DNow_binop_rm_int<0xA4, "pfmax">;
|
|
defm PFMIN : I3DNow_binop_rm_int<0x94, "pfmin">;
|
|
defm PFMUL : I3DNow_binop_rm_int<0xB4, "pfmul">;
|
|
defm PFRCP : I3DNow_conv_rm_int<0x96, "pfrcp">;
|
|
defm PFRCPIT1 : I3DNow_binop_rm_int<0xA6, "pfrcpit1">;
|
|
defm PFRCPIT2 : I3DNow_binop_rm_int<0xB6, "pfrcpit2">;
|
|
defm PFRSQIT1 : I3DNow_binop_rm_int<0xA7, "pfrsqit1">;
|
|
defm PFRSQRT : I3DNow_conv_rm_int<0x97, "pfrsqrt">;
|
|
defm PFSUB : I3DNow_binop_rm_int<0x9A, "pfsub">;
|
|
defm PFSUBR : I3DNow_binop_rm_int<0xAA, "pfsubr">;
|
|
defm PI2FD : I3DNow_conv_rm_int<0x0D, "pi2fd">;
|
|
defm PMULHRW : I3DNow_binop_rm_int<0xB7, "pmulhrw">;
|
|
|
|
|
|
def FEMMS : I3DNow<0x0E, RawFrm, (outs), (ins), "femms", [(int_x86_mmx_femms)]>;
|
|
|
|
def PREFETCH : I3DNow<0x0D, MRM0m, (outs), (ins i32mem:$addr),
|
|
"prefetch $addr", []>;
|
|
|
|
// FIXME: Diassembler gets a bogus decode conflict.
|
|
let isAsmParserOnly = 1 in
|
|
def PREFETCHW : I3DNow<0x0D, MRM1m, (outs), (ins i16mem:$addr),
|
|
"prefetchw $addr", []>;
|
|
|
|
// "3DNowA" instructions
|
|
defm PF2IW : I3DNow_conv_rm_int<0x1C, "pf2iw", "a">;
|
|
defm PI2FW : I3DNow_conv_rm_int<0x0C, "pi2fw", "a">;
|
|
defm PFNACC : I3DNow_binop_rm_int<0x8A, "pfnacc", "a">;
|
|
defm PFPNACC : I3DNow_binop_rm_int<0x8E, "pfpnacc", "a">;
|
|
defm PSWAPD : I3DNow_conv_rm_int<0xBB, "pswapd", "a">;
|