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author | Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
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committer | Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
commit | af1a266670d040d2f4083ff309d732d648afba2a (patch) | |
tree | 2fc46203448ddcc6f81546d379abfaeb323575e9 /capstone/suite/synctools/tablegen/X86/X86Instr3DNow.td | |
parent | e02cda008591317b1625707ff8e115a4841aa889 (diff) |
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'capstone/suite/synctools/tablegen/X86/X86Instr3DNow.td')
-rw-r--r-- | capstone/suite/synctools/tablegen/X86/X86Instr3DNow.td | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/capstone/suite/synctools/tablegen/X86/X86Instr3DNow.td b/capstone/suite/synctools/tablegen/X86/X86Instr3DNow.td new file mode 100644 index 000000000..46dc6bf76 --- /dev/null +++ b/capstone/suite/synctools/tablegen/X86/X86Instr3DNow.td @@ -0,0 +1,111 @@ +//===-- 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>, 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, $src2}"), pat>, ThreeDNow { + let Constraints = "$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, $src}"), pat>, ThreeDNow; + +multiclass I3DNow_binop_rm_int<bits<8> opc, string Mn, + X86FoldableSchedWrite sched, bit Commutable = 0, + string Ver = ""> { + let isCommutable = Commutable in + def rr : I3DNow_binop<opc, MRMSrcReg, (ins VR64:$src1, VR64:$src2), Mn, + [(set VR64:$dst, (!cast<Intrinsic>( + !strconcat("int_x86_3dnow", Ver, "_", Mn)) VR64:$src1, VR64:$src2))]>, + Sched<[sched]>; + 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:$src2))))]>, + Sched<[sched.Folded, ReadAfterLd]>; +} + +multiclass I3DNow_conv_rm_int<bits<8> opc, string Mn, + X86FoldableSchedWrite sched, string Ver = ""> { + def rr : I3DNow_conv<opc, MRMSrcReg, (ins VR64:$src), Mn, + [(set VR64:$dst, (!cast<Intrinsic>( + !strconcat("int_x86_3dnow", Ver, "_", Mn)) VR64:$src))]>, + Sched<[sched]>; + 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:$src))))]>, + Sched<[sched.Folded, ReadAfterLd]>; +} + +defm PAVGUSB : I3DNow_binop_rm_int<0xBF, "pavgusb", SchedWriteVecALU.MMX, 1>; +defm PF2ID : I3DNow_conv_rm_int<0x1D, "pf2id", WriteCvtPS2I>; +defm PFACC : I3DNow_binop_rm_int<0xAE, "pfacc", WriteFAdd>; +defm PFADD : I3DNow_binop_rm_int<0x9E, "pfadd", WriteFAdd, 1>; +defm PFCMPEQ : I3DNow_binop_rm_int<0xB0, "pfcmpeq", WriteFAdd, 1>; +defm PFCMPGE : I3DNow_binop_rm_int<0x90, "pfcmpge", WriteFAdd>; +defm PFCMPGT : I3DNow_binop_rm_int<0xA0, "pfcmpgt", WriteFAdd>; +defm PFMAX : I3DNow_binop_rm_int<0xA4, "pfmax", WriteFAdd>; +defm PFMIN : I3DNow_binop_rm_int<0x94, "pfmin", WriteFAdd>; +defm PFMUL : I3DNow_binop_rm_int<0xB4, "pfmul", WriteFAdd, 1>; +defm PFRCP : I3DNow_conv_rm_int<0x96, "pfrcp", WriteFAdd>; +defm PFRCPIT1 : I3DNow_binop_rm_int<0xA6, "pfrcpit1", WriteFAdd>; +defm PFRCPIT2 : I3DNow_binop_rm_int<0xB6, "pfrcpit2", WriteFAdd>; +defm PFRSQIT1 : I3DNow_binop_rm_int<0xA7, "pfrsqit1", WriteFAdd>; +defm PFRSQRT : I3DNow_conv_rm_int<0x97, "pfrsqrt", WriteFAdd>; +defm PFSUB : I3DNow_binop_rm_int<0x9A, "pfsub", WriteFAdd, 1>; +defm PFSUBR : I3DNow_binop_rm_int<0xAA, "pfsubr", WriteFAdd, 1>; +defm PI2FD : I3DNow_conv_rm_int<0x0D, "pi2fd", WriteCvtI2PS>; +defm PMULHRW : I3DNow_binop_rm_int<0xB7, "pmulhrw", SchedWriteVecIMul.MMX, 1>; + +let SchedRW = [WriteEMMS] in +def FEMMS : I3DNow<0x0E, RawFrm, (outs), (ins), "femms", + [(int_x86_mmx_femms)]>, TB; + +// PREFETCHWT1 is supported we want to use it for everything but T0. +def PrefetchWLevel : PatFrag<(ops), (i32 imm), [{ + return N->getSExtValue() == 3 || !Subtarget->hasPREFETCHWT1(); +}]>; + +// Use PREFETCHWT1 for NTA, T2, T1. +def PrefetchWT1Level : ImmLeaf<i32, [{ + return Imm < 3; +}]>; + +let SchedRW = [WriteLoad] in { +let Predicates = [Has3DNow, NoSSEPrefetch] in +def PREFETCH : I3DNow<0x0D, MRM0m, (outs), (ins i8mem:$addr), + "prefetch\t$addr", + [(prefetch addr:$addr, imm, imm, (i32 1))]>, TB; + +def PREFETCHW : I<0x0D, MRM1m, (outs), (ins i8mem:$addr), "prefetchw\t$addr", + [(prefetch addr:$addr, (i32 1), (i32 PrefetchWLevel), (i32 1))]>, + TB, Requires<[HasPrefetchW]>; + +def PREFETCHWT1 : I<0x0D, MRM2m, (outs), (ins i8mem:$addr), "prefetchwt1\t$addr", + [(prefetch addr:$addr, (i32 1), (i32 PrefetchWT1Level), (i32 1))]>, + TB, Requires<[HasPREFETCHWT1]>; +} + +// "3DNowA" instructions +defm PF2IW : I3DNow_conv_rm_int<0x1C, "pf2iw", WriteCvtPS2I, "a">; +defm PI2FW : I3DNow_conv_rm_int<0x0C, "pi2fw", WriteCvtI2PS, "a">; +defm PFNACC : I3DNow_binop_rm_int<0x8A, "pfnacc", WriteFAdd, 0, "a">; +defm PFPNACC : I3DNow_binop_rm_int<0x8E, "pfpnacc", WriteFAdd, 0, "a">; +defm PSWAPD : I3DNow_conv_rm_int<0xBB, "pswapd", SchedWriteShuffle.MMX, "a">; |