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671 lines
32 KiB
TableGen
671 lines
32 KiB
TableGen
//====- X86InstrMMX.td - Describe the X86 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 X86 MMX instruction set, defining the instructions,
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// and properties of the instructions which are needed for code generation,
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// machine code emission, and analysis.
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//
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//===----------------------------------------------------------------------===//
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//===----------------------------------------------------------------------===//
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// MMX Pattern Fragments
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//===----------------------------------------------------------------------===//
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def load_mmx : PatFrag<(ops node:$ptr), (v1i64 (load node:$ptr))>;
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def bc_v8i8 : PatFrag<(ops node:$in), (v8i8 (bitconvert node:$in))>;
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def bc_v4i16 : PatFrag<(ops node:$in), (v4i16 (bitconvert node:$in))>;
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def bc_v2i32 : PatFrag<(ops node:$in), (v2i32 (bitconvert node:$in))>;
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def bc_v1i64 : PatFrag<(ops node:$in), (v1i64 (bitconvert node:$in))>;
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//===----------------------------------------------------------------------===//
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// MMX Masks
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//===----------------------------------------------------------------------===//
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// MMX_SHUFFLE_get_shuf_imm xform function: convert vector_shuffle mask to
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// PSHUFW imm.
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def MMX_SHUFFLE_get_shuf_imm : SDNodeXForm<vector_shuffle, [{
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return getI8Imm(X86::getShuffleSHUFImmediate(N));
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}]>;
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// Patterns for: vector_shuffle v1, v2, <2, 6, 3, 7, ...>
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def mmx_unpckh : PatFrag<(ops node:$lhs, node:$rhs),
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(vector_shuffle node:$lhs, node:$rhs), [{
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return X86::isUNPCKHMask(cast<ShuffleVectorSDNode>(N));
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}]>;
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// Patterns for: vector_shuffle v1, v2, <0, 4, 2, 5, ...>
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def mmx_unpckl : PatFrag<(ops node:$lhs, node:$rhs),
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(vector_shuffle node:$lhs, node:$rhs), [{
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return X86::isUNPCKLMask(cast<ShuffleVectorSDNode>(N));
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}]>;
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// Patterns for: vector_shuffle v1, <undef>, <0, 0, 1, 1, ...>
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def mmx_unpckh_undef : PatFrag<(ops node:$lhs, node:$rhs),
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(vector_shuffle node:$lhs, node:$rhs), [{
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return X86::isUNPCKH_v_undef_Mask(cast<ShuffleVectorSDNode>(N));
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}]>;
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// Patterns for: vector_shuffle v1, <undef>, <2, 2, 3, 3, ...>
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def mmx_unpckl_undef : PatFrag<(ops node:$lhs, node:$rhs),
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(vector_shuffle node:$lhs, node:$rhs), [{
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return X86::isUNPCKL_v_undef_Mask(cast<ShuffleVectorSDNode>(N));
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}]>;
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def mmx_pshufw : PatFrag<(ops node:$lhs, node:$rhs),
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(vector_shuffle node:$lhs, node:$rhs), [{
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return X86::isPSHUFDMask(cast<ShuffleVectorSDNode>(N));
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}], MMX_SHUFFLE_get_shuf_imm>;
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//===----------------------------------------------------------------------===//
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// MMX Multiclasses
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//===----------------------------------------------------------------------===//
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let isTwoAddress = 1 in {
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// MMXI_binop_rm - Simple MMX binary operator.
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multiclass MMXI_binop_rm<bits<8> opc, string OpcodeStr, SDNode OpNode,
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ValueType OpVT, bit Commutable = 0> {
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def rr : MMXI<opc, MRMSrcReg, (outs VR64:$dst), (ins VR64:$src1, VR64:$src2),
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!strconcat(OpcodeStr, "\t{$src2, $dst|$dst, $src2}"),
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[(set VR64:$dst, (OpVT (OpNode VR64:$src1, VR64:$src2)))]> {
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let isCommutable = Commutable;
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}
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def rm : MMXI<opc, MRMSrcMem, (outs VR64:$dst), (ins VR64:$src1, i64mem:$src2),
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!strconcat(OpcodeStr, "\t{$src2, $dst|$dst, $src2}"),
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[(set VR64:$dst, (OpVT (OpNode VR64:$src1,
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(bitconvert
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(load_mmx addr:$src2)))))]>;
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}
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multiclass MMXI_binop_rm_int<bits<8> opc, string OpcodeStr, Intrinsic IntId,
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bit Commutable = 0> {
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def rr : MMXI<opc, MRMSrcReg, (outs VR64:$dst), (ins VR64:$src1, VR64:$src2),
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!strconcat(OpcodeStr, "\t{$src2, $dst|$dst, $src2}"),
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[(set VR64:$dst, (IntId VR64:$src1, VR64:$src2))]> {
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let isCommutable = Commutable;
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}
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def rm : MMXI<opc, MRMSrcMem, (outs VR64:$dst), (ins VR64:$src1, i64mem:$src2),
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!strconcat(OpcodeStr, "\t{$src2, $dst|$dst, $src2}"),
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[(set VR64:$dst, (IntId VR64:$src1,
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(bitconvert (load_mmx addr:$src2))))]>;
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}
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// MMXI_binop_rm_v1i64 - Simple MMX binary operator whose type is v1i64.
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//
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// FIXME: we could eliminate this and use MMXI_binop_rm instead if tblgen knew
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// to collapse (bitconvert VT to VT) into its operand.
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//
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multiclass MMXI_binop_rm_v1i64<bits<8> opc, string OpcodeStr, SDNode OpNode,
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bit Commutable = 0> {
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def rr : MMXI<opc, MRMSrcReg, (outs VR64:$dst),
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(ins VR64:$src1, VR64:$src2),
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!strconcat(OpcodeStr, "\t{$src2, $dst|$dst, $src2}"),
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[(set VR64:$dst, (v1i64 (OpNode VR64:$src1, VR64:$src2)))]> {
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let isCommutable = Commutable;
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}
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def rm : MMXI<opc, MRMSrcMem, (outs VR64:$dst),
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(ins VR64:$src1, i64mem:$src2),
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!strconcat(OpcodeStr, "\t{$src2, $dst|$dst, $src2}"),
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[(set VR64:$dst,
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(OpNode VR64:$src1,(load_mmx addr:$src2)))]>;
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}
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multiclass MMXI_binop_rmi_int<bits<8> opc, bits<8> opc2, Format ImmForm,
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string OpcodeStr, Intrinsic IntId,
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Intrinsic IntId2> {
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def rr : MMXI<opc, MRMSrcReg, (outs VR64:$dst),
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(ins VR64:$src1, VR64:$src2),
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!strconcat(OpcodeStr, "\t{$src2, $dst|$dst, $src2}"),
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[(set VR64:$dst, (IntId VR64:$src1, VR64:$src2))]>;
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def rm : MMXI<opc, MRMSrcMem, (outs VR64:$dst),
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(ins VR64:$src1, i64mem:$src2),
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!strconcat(OpcodeStr, "\t{$src2, $dst|$dst, $src2}"),
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[(set VR64:$dst, (IntId VR64:$src1,
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(bitconvert (load_mmx addr:$src2))))]>;
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def ri : MMXIi8<opc2, ImmForm, (outs VR64:$dst),
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(ins VR64:$src1, i32i8imm:$src2),
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!strconcat(OpcodeStr, "\t{$src2, $dst|$dst, $src2}"),
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[(set VR64:$dst, (IntId2 VR64:$src1, (i32 imm:$src2)))]>;
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}
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}
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//===----------------------------------------------------------------------===//
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// MMX EMMS & FEMMS Instructions
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//===----------------------------------------------------------------------===//
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def MMX_EMMS : MMXI<0x77, RawFrm, (outs), (ins), "emms", [(int_x86_mmx_emms)]>;
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def MMX_FEMMS : MMXI<0x0E, RawFrm, (outs), (ins), "femms", [(int_x86_mmx_femms)]>;
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//===----------------------------------------------------------------------===//
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// MMX Scalar Instructions
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//===----------------------------------------------------------------------===//
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// Data Transfer Instructions
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def MMX_MOVD64rr : MMXI<0x6E, MRMSrcReg, (outs VR64:$dst), (ins GR32:$src),
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"movd\t{$src, $dst|$dst, $src}",
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[(set VR64:$dst, (v2i32 (scalar_to_vector GR32:$src)))]>;
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let canFoldAsLoad = 1, isReMaterializable = 1 in
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def MMX_MOVD64rm : MMXI<0x6E, MRMSrcMem, (outs VR64:$dst), (ins i32mem:$src),
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"movd\t{$src, $dst|$dst, $src}",
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[(set VR64:$dst, (v2i32 (scalar_to_vector (loadi32 addr:$src))))]>;
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let mayStore = 1 in
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def MMX_MOVD64mr : MMXI<0x7E, MRMDestMem, (outs), (ins i32mem:$dst, VR64:$src),
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"movd\t{$src, $dst|$dst, $src}", []>;
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let neverHasSideEffects = 1 in
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def MMX_MOVD64to64rr : MMXRI<0x6E, MRMSrcReg, (outs VR64:$dst), (ins GR64:$src),
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"movd\t{$src, $dst|$dst, $src}",
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[]>;
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let neverHasSideEffects = 1 in
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def MMX_MOVD64from64rr : MMXRI<0x7E, MRMDestReg,
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(outs GR64:$dst), (ins VR64:$src),
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"movd\t{$src, $dst|$dst, $src}", []>;
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let neverHasSideEffects = 1 in
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def MMX_MOVQ64rr : MMXI<0x6F, MRMSrcReg, (outs VR64:$dst), (ins VR64:$src),
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"movq\t{$src, $dst|$dst, $src}", []>;
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let canFoldAsLoad = 1, isReMaterializable = 1, mayHaveSideEffects = 1 in
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def MMX_MOVQ64rm : MMXI<0x6F, MRMSrcMem, (outs VR64:$dst), (ins i64mem:$src),
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"movq\t{$src, $dst|$dst, $src}",
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[(set VR64:$dst, (load_mmx addr:$src))]>;
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def MMX_MOVQ64mr : MMXI<0x7F, MRMDestMem, (outs), (ins i64mem:$dst, VR64:$src),
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"movq\t{$src, $dst|$dst, $src}",
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[(store (v1i64 VR64:$src), addr:$dst)]>;
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def MMX_MOVDQ2Qrr : SDIi8<0xD6, MRMSrcReg, (outs VR64:$dst), (ins VR128:$src),
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"movdq2q\t{$src, $dst|$dst, $src}",
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[(set VR64:$dst,
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(v1i64 (bitconvert
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(i64 (vector_extract (v2i64 VR128:$src),
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(iPTR 0))))))]>;
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def MMX_MOVQ2DQrr : SSDIi8<0xD6, MRMSrcReg, (outs VR128:$dst), (ins VR64:$src),
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"movq2dq\t{$src, $dst|$dst, $src}",
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[(set VR128:$dst,
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(movl immAllZerosV,
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(v2i64 (scalar_to_vector (i64 (bitconvert VR64:$src))))))]>;
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let neverHasSideEffects = 1 in
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def MMX_MOVQ2FR64rr: SSDIi8<0xD6, MRMSrcReg, (outs FR64:$dst), (ins VR64:$src),
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"movq2dq\t{$src, $dst|$dst, $src}", []>;
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def MMX_MOVNTQmr : MMXI<0xE7, MRMDestMem, (outs), (ins i64mem:$dst, VR64:$src),
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"movntq\t{$src, $dst|$dst, $src}",
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[(int_x86_mmx_movnt_dq addr:$dst, VR64:$src)]>;
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let AddedComplexity = 15 in
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// movd to MMX register zero-extends
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def MMX_MOVZDI2PDIrr : MMXI<0x6E, MRMSrcReg, (outs VR64:$dst), (ins GR32:$src),
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"movd\t{$src, $dst|$dst, $src}",
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[(set VR64:$dst,
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(v2i32 (X86vzmovl (v2i32 (scalar_to_vector GR32:$src)))))]>;
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let AddedComplexity = 20 in
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def MMX_MOVZDI2PDIrm : MMXI<0x6E, MRMSrcMem, (outs VR64:$dst), (ins i32mem:$src),
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"movd\t{$src, $dst|$dst, $src}",
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[(set VR64:$dst,
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(v2i32 (X86vzmovl (v2i32
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(scalar_to_vector (loadi32 addr:$src))))))]>;
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// Arithmetic Instructions
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// -- Addition
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defm MMX_PADDB : MMXI_binop_rm<0xFC, "paddb", add, v8i8, 1>;
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defm MMX_PADDW : MMXI_binop_rm<0xFD, "paddw", add, v4i16, 1>;
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defm MMX_PADDD : MMXI_binop_rm<0xFE, "paddd", add, v2i32, 1>;
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defm MMX_PADDQ : MMXI_binop_rm<0xD4, "paddq", add, v1i64, 1>;
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defm MMX_PADDSB : MMXI_binop_rm_int<0xEC, "paddsb" , int_x86_mmx_padds_b, 1>;
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defm MMX_PADDSW : MMXI_binop_rm_int<0xED, "paddsw" , int_x86_mmx_padds_w, 1>;
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defm MMX_PADDUSB : MMXI_binop_rm_int<0xDC, "paddusb", int_x86_mmx_paddus_b, 1>;
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defm MMX_PADDUSW : MMXI_binop_rm_int<0xDD, "paddusw", int_x86_mmx_paddus_w, 1>;
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// -- Subtraction
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defm MMX_PSUBB : MMXI_binop_rm<0xF8, "psubb", sub, v8i8>;
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defm MMX_PSUBW : MMXI_binop_rm<0xF9, "psubw", sub, v4i16>;
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defm MMX_PSUBD : MMXI_binop_rm<0xFA, "psubd", sub, v2i32>;
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defm MMX_PSUBQ : MMXI_binop_rm<0xFB, "psubq", sub, v1i64>;
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defm MMX_PSUBSB : MMXI_binop_rm_int<0xE8, "psubsb" , int_x86_mmx_psubs_b>;
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defm MMX_PSUBSW : MMXI_binop_rm_int<0xE9, "psubsw" , int_x86_mmx_psubs_w>;
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defm MMX_PSUBUSB : MMXI_binop_rm_int<0xD8, "psubusb", int_x86_mmx_psubus_b>;
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defm MMX_PSUBUSW : MMXI_binop_rm_int<0xD9, "psubusw", int_x86_mmx_psubus_w>;
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// -- Multiplication
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defm MMX_PMULLW : MMXI_binop_rm<0xD5, "pmullw", mul, v4i16, 1>;
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defm MMX_PMULHW : MMXI_binop_rm_int<0xE5, "pmulhw", int_x86_mmx_pmulh_w, 1>;
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defm MMX_PMULHUW : MMXI_binop_rm_int<0xE4, "pmulhuw", int_x86_mmx_pmulhu_w, 1>;
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defm MMX_PMULUDQ : MMXI_binop_rm_int<0xF4, "pmuludq", int_x86_mmx_pmulu_dq, 1>;
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// -- Miscellanea
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defm MMX_PMADDWD : MMXI_binop_rm_int<0xF5, "pmaddwd", int_x86_mmx_pmadd_wd, 1>;
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defm MMX_PAVGB : MMXI_binop_rm_int<0xE0, "pavgb", int_x86_mmx_pavg_b, 1>;
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defm MMX_PAVGW : MMXI_binop_rm_int<0xE3, "pavgw", int_x86_mmx_pavg_w, 1>;
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defm MMX_PMINUB : MMXI_binop_rm_int<0xDA, "pminub", int_x86_mmx_pminu_b, 1>;
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defm MMX_PMINSW : MMXI_binop_rm_int<0xEA, "pminsw", int_x86_mmx_pmins_w, 1>;
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defm MMX_PMAXUB : MMXI_binop_rm_int<0xDE, "pmaxub", int_x86_mmx_pmaxu_b, 1>;
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defm MMX_PMAXSW : MMXI_binop_rm_int<0xEE, "pmaxsw", int_x86_mmx_pmaxs_w, 1>;
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defm MMX_PSADBW : MMXI_binop_rm_int<0xF6, "psadbw", int_x86_mmx_psad_bw, 1>;
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// Logical Instructions
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defm MMX_PAND : MMXI_binop_rm_v1i64<0xDB, "pand", and, 1>;
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defm MMX_POR : MMXI_binop_rm_v1i64<0xEB, "por" , or, 1>;
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defm MMX_PXOR : MMXI_binop_rm_v1i64<0xEF, "pxor", xor, 1>;
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let isTwoAddress = 1 in {
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def MMX_PANDNrr : MMXI<0xDF, MRMSrcReg,
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(outs VR64:$dst), (ins VR64:$src1, VR64:$src2),
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"pandn\t{$src2, $dst|$dst, $src2}",
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[(set VR64:$dst, (v1i64 (and (vnot VR64:$src1),
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VR64:$src2)))]>;
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def MMX_PANDNrm : MMXI<0xDF, MRMSrcMem,
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(outs VR64:$dst), (ins VR64:$src1, i64mem:$src2),
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"pandn\t{$src2, $dst|$dst, $src2}",
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[(set VR64:$dst, (v1i64 (and (vnot VR64:$src1),
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(load addr:$src2))))]>;
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}
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// Shift Instructions
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defm MMX_PSRLW : MMXI_binop_rmi_int<0xD1, 0x71, MRM2r, "psrlw",
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int_x86_mmx_psrl_w, int_x86_mmx_psrli_w>;
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defm MMX_PSRLD : MMXI_binop_rmi_int<0xD2, 0x72, MRM2r, "psrld",
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int_x86_mmx_psrl_d, int_x86_mmx_psrli_d>;
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defm MMX_PSRLQ : MMXI_binop_rmi_int<0xD3, 0x73, MRM2r, "psrlq",
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int_x86_mmx_psrl_q, int_x86_mmx_psrli_q>;
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defm MMX_PSLLW : MMXI_binop_rmi_int<0xF1, 0x71, MRM6r, "psllw",
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int_x86_mmx_psll_w, int_x86_mmx_pslli_w>;
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defm MMX_PSLLD : MMXI_binop_rmi_int<0xF2, 0x72, MRM6r, "pslld",
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int_x86_mmx_psll_d, int_x86_mmx_pslli_d>;
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defm MMX_PSLLQ : MMXI_binop_rmi_int<0xF3, 0x73, MRM6r, "psllq",
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int_x86_mmx_psll_q, int_x86_mmx_pslli_q>;
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defm MMX_PSRAW : MMXI_binop_rmi_int<0xE1, 0x71, MRM4r, "psraw",
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int_x86_mmx_psra_w, int_x86_mmx_psrai_w>;
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defm MMX_PSRAD : MMXI_binop_rmi_int<0xE2, 0x72, MRM4r, "psrad",
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int_x86_mmx_psra_d, int_x86_mmx_psrai_d>;
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// Shift up / down and insert zero's.
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def : Pat<(v1i64 (X86vshl VR64:$src, (i8 imm:$amt))),
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(v1i64 (MMX_PSLLQri VR64:$src, imm:$amt))>;
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def : Pat<(v1i64 (X86vshr VR64:$src, (i8 imm:$amt))),
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(v1i64 (MMX_PSRLQri VR64:$src, imm:$amt))>;
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// Comparison Instructions
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defm MMX_PCMPEQB : MMXI_binop_rm_int<0x74, "pcmpeqb", int_x86_mmx_pcmpeq_b>;
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defm MMX_PCMPEQW : MMXI_binop_rm_int<0x75, "pcmpeqw", int_x86_mmx_pcmpeq_w>;
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defm MMX_PCMPEQD : MMXI_binop_rm_int<0x76, "pcmpeqd", int_x86_mmx_pcmpeq_d>;
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defm MMX_PCMPGTB : MMXI_binop_rm_int<0x64, "pcmpgtb", int_x86_mmx_pcmpgt_b>;
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defm MMX_PCMPGTW : MMXI_binop_rm_int<0x65, "pcmpgtw", int_x86_mmx_pcmpgt_w>;
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defm MMX_PCMPGTD : MMXI_binop_rm_int<0x66, "pcmpgtd", int_x86_mmx_pcmpgt_d>;
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// Conversion Instructions
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// -- Unpack Instructions
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let isTwoAddress = 1 in {
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// Unpack High Packed Data Instructions
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def MMX_PUNPCKHBWrr : MMXI<0x68, MRMSrcReg,
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(outs VR64:$dst), (ins VR64:$src1, VR64:$src2),
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"punpckhbw\t{$src2, $dst|$dst, $src2}",
|
|
[(set VR64:$dst,
|
|
(v8i8 (mmx_unpckh VR64:$src1, VR64:$src2)))]>;
|
|
def MMX_PUNPCKHBWrm : MMXI<0x68, MRMSrcMem,
|
|
(outs VR64:$dst), (ins VR64:$src1, i64mem:$src2),
|
|
"punpckhbw\t{$src2, $dst|$dst, $src2}",
|
|
[(set VR64:$dst,
|
|
(v8i8 (mmx_unpckh VR64:$src1,
|
|
(bc_v8i8 (load_mmx addr:$src2)))))]>;
|
|
|
|
def MMX_PUNPCKHWDrr : MMXI<0x69, MRMSrcReg,
|
|
(outs VR64:$dst), (ins VR64:$src1, VR64:$src2),
|
|
"punpckhwd\t{$src2, $dst|$dst, $src2}",
|
|
[(set VR64:$dst,
|
|
(v4i16 (mmx_unpckh VR64:$src1, VR64:$src2)))]>;
|
|
def MMX_PUNPCKHWDrm : MMXI<0x69, MRMSrcMem,
|
|
(outs VR64:$dst), (ins VR64:$src1, i64mem:$src2),
|
|
"punpckhwd\t{$src2, $dst|$dst, $src2}",
|
|
[(set VR64:$dst,
|
|
(v4i16 (mmx_unpckh VR64:$src1,
|
|
(bc_v4i16 (load_mmx addr:$src2)))))]>;
|
|
|
|
def MMX_PUNPCKHDQrr : MMXI<0x6A, MRMSrcReg,
|
|
(outs VR64:$dst), (ins VR64:$src1, VR64:$src2),
|
|
"punpckhdq\t{$src2, $dst|$dst, $src2}",
|
|
[(set VR64:$dst,
|
|
(v2i32 (mmx_unpckh VR64:$src1, VR64:$src2)))]>;
|
|
def MMX_PUNPCKHDQrm : MMXI<0x6A, MRMSrcMem,
|
|
(outs VR64:$dst), (ins VR64:$src1, i64mem:$src2),
|
|
"punpckhdq\t{$src2, $dst|$dst, $src2}",
|
|
[(set VR64:$dst,
|
|
(v2i32 (mmx_unpckh VR64:$src1,
|
|
(bc_v2i32 (load_mmx addr:$src2)))))]>;
|
|
|
|
// Unpack Low Packed Data Instructions
|
|
def MMX_PUNPCKLBWrr : MMXI<0x60, MRMSrcReg,
|
|
(outs VR64:$dst), (ins VR64:$src1, VR64:$src2),
|
|
"punpcklbw\t{$src2, $dst|$dst, $src2}",
|
|
[(set VR64:$dst,
|
|
(v8i8 (mmx_unpckl VR64:$src1, VR64:$src2)))]>;
|
|
def MMX_PUNPCKLBWrm : MMXI<0x60, MRMSrcMem,
|
|
(outs VR64:$dst), (ins VR64:$src1, i64mem:$src2),
|
|
"punpcklbw\t{$src2, $dst|$dst, $src2}",
|
|
[(set VR64:$dst,
|
|
(v8i8 (mmx_unpckl VR64:$src1,
|
|
(bc_v8i8 (load_mmx addr:$src2)))))]>;
|
|
|
|
def MMX_PUNPCKLWDrr : MMXI<0x61, MRMSrcReg,
|
|
(outs VR64:$dst), (ins VR64:$src1, VR64:$src2),
|
|
"punpcklwd\t{$src2, $dst|$dst, $src2}",
|
|
[(set VR64:$dst,
|
|
(v4i16 (mmx_unpckl VR64:$src1, VR64:$src2)))]>;
|
|
def MMX_PUNPCKLWDrm : MMXI<0x61, MRMSrcMem,
|
|
(outs VR64:$dst), (ins VR64:$src1, i64mem:$src2),
|
|
"punpcklwd\t{$src2, $dst|$dst, $src2}",
|
|
[(set VR64:$dst,
|
|
(v4i16 (mmx_unpckl VR64:$src1,
|
|
(bc_v4i16 (load_mmx addr:$src2)))))]>;
|
|
|
|
def MMX_PUNPCKLDQrr : MMXI<0x62, MRMSrcReg,
|
|
(outs VR64:$dst), (ins VR64:$src1, VR64:$src2),
|
|
"punpckldq\t{$src2, $dst|$dst, $src2}",
|
|
[(set VR64:$dst,
|
|
(v2i32 (mmx_unpckl VR64:$src1, VR64:$src2)))]>;
|
|
def MMX_PUNPCKLDQrm : MMXI<0x62, MRMSrcMem,
|
|
(outs VR64:$dst), (ins VR64:$src1, i64mem:$src2),
|
|
"punpckldq\t{$src2, $dst|$dst, $src2}",
|
|
[(set VR64:$dst,
|
|
(v2i32 (mmx_unpckl VR64:$src1,
|
|
(bc_v2i32 (load_mmx addr:$src2)))))]>;
|
|
}
|
|
|
|
// -- Pack Instructions
|
|
defm MMX_PACKSSWB : MMXI_binop_rm_int<0x63, "packsswb", int_x86_mmx_packsswb>;
|
|
defm MMX_PACKSSDW : MMXI_binop_rm_int<0x6B, "packssdw", int_x86_mmx_packssdw>;
|
|
defm MMX_PACKUSWB : MMXI_binop_rm_int<0x67, "packuswb", int_x86_mmx_packuswb>;
|
|
|
|
// -- Shuffle Instructions
|
|
def MMX_PSHUFWri : MMXIi8<0x70, MRMSrcReg,
|
|
(outs VR64:$dst), (ins VR64:$src1, i8imm:$src2),
|
|
"pshufw\t{$src2, $src1, $dst|$dst, $src1, $src2}",
|
|
[(set VR64:$dst,
|
|
(v4i16 (mmx_pshufw:$src2 VR64:$src1, (undef))))]>;
|
|
def MMX_PSHUFWmi : MMXIi8<0x70, MRMSrcMem,
|
|
(outs VR64:$dst), (ins i64mem:$src1, i8imm:$src2),
|
|
"pshufw\t{$src2, $src1, $dst|$dst, $src1, $src2}",
|
|
[(set VR64:$dst,
|
|
(mmx_pshufw:$src2 (bc_v4i16 (load_mmx addr:$src1)),
|
|
(undef)))]>;
|
|
|
|
// -- Conversion Instructions
|
|
let neverHasSideEffects = 1 in {
|
|
def MMX_CVTPD2PIrr : MMX2I<0x2D, MRMSrcReg, (outs VR64:$dst), (ins VR128:$src),
|
|
"cvtpd2pi\t{$src, $dst|$dst, $src}", []>;
|
|
let mayLoad = 1 in
|
|
def MMX_CVTPD2PIrm : MMX2I<0x2D, MRMSrcMem, (outs VR64:$dst), (ins f128mem:$src),
|
|
"cvtpd2pi\t{$src, $dst|$dst, $src}", []>;
|
|
|
|
def MMX_CVTPI2PDrr : MMX2I<0x2A, MRMSrcReg, (outs VR128:$dst), (ins VR64:$src),
|
|
"cvtpi2pd\t{$src, $dst|$dst, $src}", []>;
|
|
let mayLoad = 1 in
|
|
def MMX_CVTPI2PDrm : MMX2I<0x2A, MRMSrcMem, (outs VR128:$dst), (ins i64mem:$src),
|
|
"cvtpi2pd\t{$src, $dst|$dst, $src}", []>;
|
|
|
|
def MMX_CVTPI2PSrr : MMXI<0x2A, MRMSrcReg, (outs VR128:$dst), (ins VR64:$src),
|
|
"cvtpi2ps\t{$src, $dst|$dst, $src}", []>;
|
|
let mayLoad = 1 in
|
|
def MMX_CVTPI2PSrm : MMXI<0x2A, MRMSrcMem, (outs VR128:$dst), (ins i64mem:$src),
|
|
"cvtpi2ps\t{$src, $dst|$dst, $src}", []>;
|
|
|
|
def MMX_CVTPS2PIrr : MMXI<0x2D, MRMSrcReg, (outs VR64:$dst), (ins VR128:$src),
|
|
"cvtps2pi\t{$src, $dst|$dst, $src}", []>;
|
|
let mayLoad = 1 in
|
|
def MMX_CVTPS2PIrm : MMXI<0x2D, MRMSrcMem, (outs VR64:$dst), (ins f64mem:$src),
|
|
"cvtps2pi\t{$src, $dst|$dst, $src}", []>;
|
|
|
|
def MMX_CVTTPD2PIrr : MMX2I<0x2C, MRMSrcReg, (outs VR64:$dst), (ins VR128:$src),
|
|
"cvttpd2pi\t{$src, $dst|$dst, $src}", []>;
|
|
let mayLoad = 1 in
|
|
def MMX_CVTTPD2PIrm : MMX2I<0x2C, MRMSrcMem, (outs VR64:$dst), (ins f128mem:$src),
|
|
"cvttpd2pi\t{$src, $dst|$dst, $src}", []>;
|
|
|
|
def MMX_CVTTPS2PIrr : MMXI<0x2C, MRMSrcReg, (outs VR64:$dst), (ins VR128:$src),
|
|
"cvttps2pi\t{$src, $dst|$dst, $src}", []>;
|
|
let mayLoad = 1 in
|
|
def MMX_CVTTPS2PIrm : MMXI<0x2C, MRMSrcMem, (outs VR64:$dst), (ins f64mem:$src),
|
|
"cvttps2pi\t{$src, $dst|$dst, $src}", []>;
|
|
} // end neverHasSideEffects
|
|
|
|
|
|
// Extract / Insert
|
|
def MMX_X86pextrw : SDNode<"X86ISD::PEXTRW", SDTypeProfile<1, 2, []>, []>;
|
|
def MMX_X86pinsrw : SDNode<"X86ISD::PINSRW", SDTypeProfile<1, 3, []>, []>;
|
|
|
|
def MMX_PEXTRWri : MMXIi8<0xC5, MRMSrcReg,
|
|
(outs GR32:$dst), (ins VR64:$src1, i16i8imm:$src2),
|
|
"pextrw\t{$src2, $src1, $dst|$dst, $src1, $src2}",
|
|
[(set GR32:$dst, (MMX_X86pextrw (v4i16 VR64:$src1),
|
|
(iPTR imm:$src2)))]>;
|
|
let isTwoAddress = 1 in {
|
|
def MMX_PINSRWrri : MMXIi8<0xC4, MRMSrcReg,
|
|
(outs VR64:$dst), (ins VR64:$src1, GR32:$src2, i16i8imm:$src3),
|
|
"pinsrw\t{$src3, $src2, $dst|$dst, $src2, $src3}",
|
|
[(set VR64:$dst, (v4i16 (MMX_X86pinsrw (v4i16 VR64:$src1),
|
|
GR32:$src2, (iPTR imm:$src3))))]>;
|
|
def MMX_PINSRWrmi : MMXIi8<0xC4, MRMSrcMem,
|
|
(outs VR64:$dst), (ins VR64:$src1, i16mem:$src2, i16i8imm:$src3),
|
|
"pinsrw\t{$src3, $src2, $dst|$dst, $src2, $src3}",
|
|
[(set VR64:$dst,
|
|
(v4i16 (MMX_X86pinsrw (v4i16 VR64:$src1),
|
|
(i32 (anyext (loadi16 addr:$src2))),
|
|
(iPTR imm:$src3))))]>;
|
|
}
|
|
|
|
// Mask creation
|
|
def MMX_PMOVMSKBrr : MMXI<0xD7, MRMSrcReg, (outs GR32:$dst), (ins VR64:$src),
|
|
"pmovmskb\t{$src, $dst|$dst, $src}",
|
|
[(set GR32:$dst, (int_x86_mmx_pmovmskb VR64:$src))]>;
|
|
|
|
// Misc.
|
|
let Uses = [EDI] in
|
|
def MMX_MASKMOVQ : MMXI<0xF7, MRMSrcReg, (outs), (ins VR64:$src, VR64:$mask),
|
|
"maskmovq\t{$mask, $src|$src, $mask}",
|
|
[(int_x86_mmx_maskmovq VR64:$src, VR64:$mask, EDI)]>;
|
|
let Uses = [RDI] in
|
|
def MMX_MASKMOVQ64: MMXI64<0xF7, MRMSrcReg, (outs), (ins VR64:$src, VR64:$mask),
|
|
"maskmovq\t{$mask, $src|$src, $mask}",
|
|
[(int_x86_mmx_maskmovq VR64:$src, VR64:$mask, RDI)]>;
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Alias Instructions
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
// Alias instructions that map zero vector to pxor.
|
|
let isReMaterializable = 1 in {
|
|
def MMX_V_SET0 : MMXI<0xEF, MRMInitReg, (outs VR64:$dst), (ins),
|
|
"pxor\t$dst, $dst",
|
|
[(set VR64:$dst, (v2i32 immAllZerosV))]>;
|
|
def MMX_V_SETALLONES : MMXI<0x76, MRMInitReg, (outs VR64:$dst), (ins),
|
|
"pcmpeqd\t$dst, $dst",
|
|
[(set VR64:$dst, (v2i32 immAllOnesV))]>;
|
|
}
|
|
|
|
let Predicates = [HasMMX] in {
|
|
def : Pat<(v1i64 immAllZerosV), (MMX_V_SET0)>;
|
|
def : Pat<(v4i16 immAllZerosV), (MMX_V_SET0)>;
|
|
def : Pat<(v8i8 immAllZerosV), (MMX_V_SET0)>;
|
|
}
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Non-Instruction Patterns
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
// Store 64-bit integer vector values.
|
|
def : Pat<(store (v8i8 VR64:$src), addr:$dst),
|
|
(MMX_MOVQ64mr addr:$dst, VR64:$src)>;
|
|
def : Pat<(store (v4i16 VR64:$src), addr:$dst),
|
|
(MMX_MOVQ64mr addr:$dst, VR64:$src)>;
|
|
def : Pat<(store (v2i32 VR64:$src), addr:$dst),
|
|
(MMX_MOVQ64mr addr:$dst, VR64:$src)>;
|
|
def : Pat<(store (v2f32 VR64:$src), addr:$dst),
|
|
(MMX_MOVQ64mr addr:$dst, VR64:$src)>;
|
|
def : Pat<(store (v1i64 VR64:$src), addr:$dst),
|
|
(MMX_MOVQ64mr addr:$dst, VR64:$src)>;
|
|
|
|
// Bit convert.
|
|
def : Pat<(v8i8 (bitconvert (v1i64 VR64:$src))), (v8i8 VR64:$src)>;
|
|
def : Pat<(v8i8 (bitconvert (v2i32 VR64:$src))), (v8i8 VR64:$src)>;
|
|
def : Pat<(v8i8 (bitconvert (v2f32 VR64:$src))), (v8i8 VR64:$src)>;
|
|
def : Pat<(v8i8 (bitconvert (v4i16 VR64:$src))), (v8i8 VR64:$src)>;
|
|
def : Pat<(v4i16 (bitconvert (v1i64 VR64:$src))), (v4i16 VR64:$src)>;
|
|
def : Pat<(v4i16 (bitconvert (v2i32 VR64:$src))), (v4i16 VR64:$src)>;
|
|
def : Pat<(v4i16 (bitconvert (v2f32 VR64:$src))), (v4i16 VR64:$src)>;
|
|
def : Pat<(v4i16 (bitconvert (v8i8 VR64:$src))), (v4i16 VR64:$src)>;
|
|
def : Pat<(v2i32 (bitconvert (v1i64 VR64:$src))), (v2i32 VR64:$src)>;
|
|
def : Pat<(v2i32 (bitconvert (v2f32 VR64:$src))), (v2i32 VR64:$src)>;
|
|
def : Pat<(v2i32 (bitconvert (v4i16 VR64:$src))), (v2i32 VR64:$src)>;
|
|
def : Pat<(v2i32 (bitconvert (v8i8 VR64:$src))), (v2i32 VR64:$src)>;
|
|
def : Pat<(v2f32 (bitconvert (v1i64 VR64:$src))), (v2f32 VR64:$src)>;
|
|
def : Pat<(v2f32 (bitconvert (v2i32 VR64:$src))), (v2f32 VR64:$src)>;
|
|
def : Pat<(v2f32 (bitconvert (v4i16 VR64:$src))), (v2f32 VR64:$src)>;
|
|
def : Pat<(v2f32 (bitconvert (v8i8 VR64:$src))), (v2f32 VR64:$src)>;
|
|
def : Pat<(v1i64 (bitconvert (v2i32 VR64:$src))), (v1i64 VR64:$src)>;
|
|
def : Pat<(v1i64 (bitconvert (v2f32 VR64:$src))), (v1i64 VR64:$src)>;
|
|
def : Pat<(v1i64 (bitconvert (v4i16 VR64:$src))), (v1i64 VR64:$src)>;
|
|
def : Pat<(v1i64 (bitconvert (v8i8 VR64:$src))), (v1i64 VR64:$src)>;
|
|
|
|
// 64-bit bit convert.
|
|
def : Pat<(v1i64 (bitconvert (i64 GR64:$src))),
|
|
(MMX_MOVD64to64rr GR64:$src)>;
|
|
def : Pat<(v2i32 (bitconvert (i64 GR64:$src))),
|
|
(MMX_MOVD64to64rr GR64:$src)>;
|
|
def : Pat<(v2f32 (bitconvert (i64 GR64:$src))),
|
|
(MMX_MOVD64to64rr GR64:$src)>;
|
|
def : Pat<(v4i16 (bitconvert (i64 GR64:$src))),
|
|
(MMX_MOVD64to64rr GR64:$src)>;
|
|
def : Pat<(v8i8 (bitconvert (i64 GR64:$src))),
|
|
(MMX_MOVD64to64rr GR64:$src)>;
|
|
def : Pat<(i64 (bitconvert (v1i64 VR64:$src))),
|
|
(MMX_MOVD64from64rr VR64:$src)>;
|
|
def : Pat<(i64 (bitconvert (v2i32 VR64:$src))),
|
|
(MMX_MOVD64from64rr VR64:$src)>;
|
|
def : Pat<(i64 (bitconvert (v2f32 VR64:$src))),
|
|
(MMX_MOVD64from64rr VR64:$src)>;
|
|
def : Pat<(i64 (bitconvert (v4i16 VR64:$src))),
|
|
(MMX_MOVD64from64rr VR64:$src)>;
|
|
def : Pat<(i64 (bitconvert (v8i8 VR64:$src))),
|
|
(MMX_MOVD64from64rr VR64:$src)>;
|
|
def : Pat<(f64 (bitconvert (v1i64 VR64:$src))),
|
|
(MMX_MOVQ2FR64rr VR64:$src)>;
|
|
def : Pat<(f64 (bitconvert (v2i32 VR64:$src))),
|
|
(MMX_MOVQ2FR64rr VR64:$src)>;
|
|
def : Pat<(f64 (bitconvert (v4i16 VR64:$src))),
|
|
(MMX_MOVQ2FR64rr VR64:$src)>;
|
|
def : Pat<(f64 (bitconvert (v8i8 VR64:$src))),
|
|
(MMX_MOVQ2FR64rr VR64:$src)>;
|
|
|
|
let AddedComplexity = 20 in {
|
|
def : Pat<(v2i32 (X86vzmovl (bc_v2i32 (load_mmx addr:$src)))),
|
|
(MMX_MOVZDI2PDIrm addr:$src)>;
|
|
}
|
|
|
|
// Clear top half.
|
|
let AddedComplexity = 15 in {
|
|
def : Pat<(v2i32 (X86vzmovl VR64:$src)),
|
|
(MMX_PUNPCKLDQrr VR64:$src, (MMX_V_SET0))>;
|
|
}
|
|
|
|
// Patterns to perform canonical versions of vector shuffling.
|
|
let AddedComplexity = 10 in {
|
|
def : Pat<(v8i8 (mmx_unpckl_undef VR64:$src, (undef))),
|
|
(MMX_PUNPCKLBWrr VR64:$src, VR64:$src)>;
|
|
def : Pat<(v4i16 (mmx_unpckl_undef VR64:$src, (undef))),
|
|
(MMX_PUNPCKLWDrr VR64:$src, VR64:$src)>;
|
|
def : Pat<(v2i32 (mmx_unpckl_undef VR64:$src, (undef))),
|
|
(MMX_PUNPCKLDQrr VR64:$src, VR64:$src)>;
|
|
}
|
|
|
|
let AddedComplexity = 10 in {
|
|
def : Pat<(v8i8 (mmx_unpckh_undef VR64:$src, (undef))),
|
|
(MMX_PUNPCKHBWrr VR64:$src, VR64:$src)>;
|
|
def : Pat<(v4i16 (mmx_unpckh_undef VR64:$src, (undef))),
|
|
(MMX_PUNPCKHWDrr VR64:$src, VR64:$src)>;
|
|
def : Pat<(v2i32 (mmx_unpckh_undef VR64:$src, (undef))),
|
|
(MMX_PUNPCKHDQrr VR64:$src, VR64:$src)>;
|
|
}
|
|
|
|
// Patterns to perform vector shuffling with a zeroed out vector.
|
|
let AddedComplexity = 20 in {
|
|
def : Pat<(bc_v2i32 (mmx_unpckl immAllZerosV,
|
|
(v2i32 (scalar_to_vector (load_mmx addr:$src))))),
|
|
(MMX_PUNPCKLDQrm VR64:$src, VR64:$src)>;
|
|
}
|
|
|
|
// Some special case PANDN patterns.
|
|
// FIXME: Get rid of these.
|
|
def : Pat<(v1i64 (and (xor VR64:$src1, (bc_v1i64 (v2i32 immAllOnesV))),
|
|
VR64:$src2)),
|
|
(MMX_PANDNrr VR64:$src1, VR64:$src2)>;
|
|
def : Pat<(v1i64 (and (xor VR64:$src1, (bc_v1i64 (v4i16 immAllOnesV_bc))),
|
|
VR64:$src2)),
|
|
(MMX_PANDNrr VR64:$src1, VR64:$src2)>;
|
|
def : Pat<(v1i64 (and (xor VR64:$src1, (bc_v1i64 (v8i8 immAllOnesV_bc))),
|
|
VR64:$src2)),
|
|
(MMX_PANDNrr VR64:$src1, VR64:$src2)>;
|
|
|
|
def : Pat<(v1i64 (and (xor VR64:$src1, (bc_v1i64 (v2i32 immAllOnesV))),
|
|
(load addr:$src2))),
|
|
(MMX_PANDNrm VR64:$src1, addr:$src2)>;
|
|
def : Pat<(v1i64 (and (xor VR64:$src1, (bc_v1i64 (v4i16 immAllOnesV_bc))),
|
|
(load addr:$src2))),
|
|
(MMX_PANDNrm VR64:$src1, addr:$src2)>;
|
|
def : Pat<(v1i64 (and (xor VR64:$src1, (bc_v1i64 (v8i8 immAllOnesV_bc))),
|
|
(load addr:$src2))),
|
|
(MMX_PANDNrm VR64:$src1, addr:$src2)>;
|
|
|
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// Move MMX to lower 64-bit of XMM
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def : Pat<(v2i64 (scalar_to_vector (i64 (bitconvert (v8i8 VR64:$src))))),
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(v2i64 (MMX_MOVQ2DQrr VR64:$src))>;
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def : Pat<(v2i64 (scalar_to_vector (i64 (bitconvert (v4i16 VR64:$src))))),
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(v2i64 (MMX_MOVQ2DQrr VR64:$src))>;
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def : Pat<(v2i64 (scalar_to_vector (i64 (bitconvert (v2i32 VR64:$src))))),
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(v2i64 (MMX_MOVQ2DQrr VR64:$src))>;
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def : Pat<(v2i64 (scalar_to_vector (i64 (bitconvert (v1i64 VR64:$src))))),
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(v2i64 (MMX_MOVQ2DQrr VR64:$src))>;
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|
|
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// Move lower 64-bit of XMM to MMX.
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|
def : Pat<(v2i32 (bitconvert (i64 (vector_extract (v2i64 VR128:$src),
|
|
(iPTR 0))))),
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|
(v2i32 (MMX_MOVDQ2Qrr VR128:$src))>;
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|
def : Pat<(v4i16 (bitconvert (i64 (vector_extract (v2i64 VR128:$src),
|
|
(iPTR 0))))),
|
|
(v4i16 (MMX_MOVDQ2Qrr VR128:$src))>;
|
|
def : Pat<(v8i8 (bitconvert (i64 (vector_extract (v2i64 VR128:$src),
|
|
(iPTR 0))))),
|
|
(v8i8 (MMX_MOVDQ2Qrr VR128:$src))>;
|
|
|
|
// CMOV* - Used to implement the SELECT DAG operation. Expanded by the
|
|
// scheduler into a branch sequence.
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|
// These are expanded by the scheduler.
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|
let Uses = [EFLAGS], usesCustomDAGSchedInserter = 1 in {
|
|
def CMOV_V1I64 : I<0, Pseudo,
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|
(outs VR64:$dst), (ins VR64:$t, VR64:$f, i8imm:$cond),
|
|
"#CMOV_V1I64 PSEUDO!",
|
|
[(set VR64:$dst,
|
|
(v1i64 (X86cmov VR64:$t, VR64:$f, imm:$cond,
|
|
EFLAGS)))]>;
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|
}
|