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675eb3b9ac
- Add 'PRFCHW' feature defined in AVX2 ISA extension git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178040 91177308-0d34-0410-b5e6-96231b3b80d8
104 lines
4.4 KiB
TableGen
104 lines
4.4 KiB
TableGen
//===-- X86Instr3DNow.td - The 3DNow! Instruction Set ------*- tablegen -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file describes the 3DNow! instruction set, which extends MMX to support
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// floating point and also adds a few more random instructions for good measure.
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//
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//===----------------------------------------------------------------------===//
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class I3DNow<bits<8> o, Format F, dag outs, dag ins, string asm, list<dag> pat>
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: I<o, F, outs, ins, asm, pat>, TB, Requires<[Has3DNow]> {
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}
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class I3DNow_binop<bits<8> o, Format F, dag ins, string Mnemonic, list<dag> pat>
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: I3DNow<o, F, (outs VR64:$dst), ins,
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!strconcat(Mnemonic, "\t{$src2, $dst|$dst, $src2}"), pat>,
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Has3DNow0F0FOpcode {
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// FIXME: The disassembler doesn't support Has3DNow0F0FOpcode yet.
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let isAsmParserOnly = 1;
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let Constraints = "$src1 = $dst";
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}
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class I3DNow_conv<bits<8> o, Format F, dag ins, string Mnemonic, list<dag> pat>
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: I3DNow<o, F, (outs VR64:$dst), ins,
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!strconcat(Mnemonic, "\t{$src, $dst|$dst, $src}"), pat>,
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Has3DNow0F0FOpcode {
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// FIXME: The disassembler doesn't support Has3DNow0F0FOpcode yet.
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let isAsmParserOnly = 1;
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}
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multiclass I3DNow_binop_rm<bits<8> opc, string Mn> {
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def rr : I3DNow_binop<opc, MRMSrcReg, (ins VR64:$src1, VR64:$src2), Mn, []>;
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def rm : I3DNow_binop<opc, MRMSrcMem, (ins VR64:$src1, i64mem:$src2), Mn, []>;
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}
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multiclass I3DNow_binop_rm_int<bits<8> opc, string Mn, string Ver = ""> {
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def rr : I3DNow_binop<opc, MRMSrcReg, (ins VR64:$src1, VR64:$src2), Mn,
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[(set VR64:$dst, (!cast<Intrinsic>(
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!strconcat("int_x86_3dnow", Ver, "_", Mn)) VR64:$src1, VR64:$src2))]>;
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def rm : I3DNow_binop<opc, MRMSrcMem, (ins VR64:$src1, i64mem:$src2), Mn,
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[(set VR64:$dst, (!cast<Intrinsic>(
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!strconcat("int_x86_3dnow", Ver, "_", Mn)) VR64:$src1,
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(bitconvert (load_mmx addr:$src2))))]>;
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}
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multiclass I3DNow_conv_rm<bits<8> opc, string Mn> {
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def rr : I3DNow_conv<opc, MRMSrcReg, (ins VR64:$src1), Mn, []>;
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def rm : I3DNow_conv<opc, MRMSrcMem, (ins i64mem:$src1), Mn, []>;
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}
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multiclass I3DNow_conv_rm_int<bits<8> opc, string Mn, string Ver = ""> {
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def rr : I3DNow_conv<opc, MRMSrcReg, (ins VR64:$src), Mn,
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[(set VR64:$dst, (!cast<Intrinsic>(
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!strconcat("int_x86_3dnow", Ver, "_", Mn)) VR64:$src))]>;
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def rm : I3DNow_conv<opc, MRMSrcMem, (ins i64mem:$src), Mn,
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[(set VR64:$dst, (!cast<Intrinsic>(
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!strconcat("int_x86_3dnow", Ver, "_", Mn))
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(bitconvert (load_mmx addr:$src))))]>;
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}
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defm PAVGUSB : I3DNow_binop_rm_int<0xBF, "pavgusb">;
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defm PF2ID : I3DNow_conv_rm_int<0x1D, "pf2id">;
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defm PFACC : I3DNow_binop_rm_int<0xAE, "pfacc">;
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defm PFADD : I3DNow_binop_rm_int<0x9E, "pfadd">;
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defm PFCMPEQ : I3DNow_binop_rm_int<0xB0, "pfcmpeq">;
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defm PFCMPGE : I3DNow_binop_rm_int<0x90, "pfcmpge">;
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defm PFCMPGT : I3DNow_binop_rm_int<0xA0, "pfcmpgt">;
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defm PFMAX : I3DNow_binop_rm_int<0xA4, "pfmax">;
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defm PFMIN : I3DNow_binop_rm_int<0x94, "pfmin">;
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defm PFMUL : I3DNow_binop_rm_int<0xB4, "pfmul">;
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defm PFRCP : I3DNow_conv_rm_int<0x96, "pfrcp">;
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defm PFRCPIT1 : I3DNow_binop_rm_int<0xA6, "pfrcpit1">;
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defm PFRCPIT2 : I3DNow_binop_rm_int<0xB6, "pfrcpit2">;
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defm PFRSQIT1 : I3DNow_binop_rm_int<0xA7, "pfrsqit1">;
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defm PFRSQRT : I3DNow_conv_rm_int<0x97, "pfrsqrt">;
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defm PFSUB : I3DNow_binop_rm_int<0x9A, "pfsub">;
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defm PFSUBR : I3DNow_binop_rm_int<0xAA, "pfsubr">;
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defm PI2FD : I3DNow_conv_rm_int<0x0D, "pi2fd">;
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defm PMULHRW : I3DNow_binop_rm_int<0xB7, "pmulhrw">;
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def FEMMS : I3DNow<0x0E, RawFrm, (outs), (ins), "femms",
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[(int_x86_mmx_femms)]>;
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def PREFETCH : I3DNow<0x0D, MRM0m, (outs), (ins i8mem:$addr),
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"prefetch\t$addr",
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[(prefetch addr:$addr, (i32 0), imm, (i32 1))]>;
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def PREFETCHW : I<0x0D, MRM1m, (outs), (ins i8mem:$addr), "prefetchw\t$addr",
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[(prefetch addr:$addr, (i32 1), (i32 3), (i32 1))]>, TB,
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Requires<[HasPrefetchW]>;
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// "3DNowA" instructions
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defm PF2IW : I3DNow_conv_rm_int<0x1C, "pf2iw", "a">;
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defm PI2FW : I3DNow_conv_rm_int<0x0C, "pi2fw", "a">;
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defm PFNACC : I3DNow_binop_rm_int<0x8A, "pfnacc", "a">;
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defm PFPNACC : I3DNow_binop_rm_int<0x8E, "pfpnacc", "a">;
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defm PSWAPD : I3DNow_conv_rm_int<0xBB, "pswapd", "a">;
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