diff options
Diffstat (limited to 'llvm/lib')
-rw-r--r-- | llvm/lib/Target/X86/Disassembler/X86Disassembler.cpp | 3 | ||||
-rw-r--r-- | llvm/lib/Target/X86/Disassembler/X86DisassemblerDecoderCommon.h | 1 | ||||
-rw-r--r-- | llvm/lib/Target/X86/X86InstrInfo.td | 3 | ||||
-rw-r--r-- | llvm/lib/Target/X86/X86InstrMPX.td | 70 | ||||
-rw-r--r-- | llvm/lib/Target/X86/X86RegisterInfo.td | 6 |
5 files changed, 80 insertions, 3 deletions
diff --git a/llvm/lib/Target/X86/Disassembler/X86Disassembler.cpp b/llvm/lib/Target/X86/Disassembler/X86Disassembler.cpp index 3469d19f4fd..6e99c37c2bc 100644 --- a/llvm/lib/Target/X86/Disassembler/X86Disassembler.cpp +++ b/llvm/lib/Target/X86/Disassembler/X86Disassembler.cpp @@ -546,6 +546,8 @@ static void translateImmediate(MCInst &mcInst, uint64_t immediate, case TYPE_XMM512: mcInst.addOperand(MCOperand::createReg(X86::ZMM0 + (immediate >> 4))); return; + case TYPE_BNDR: + mcInst.addOperand(MCOperand::createReg(X86::BND0 + (immediate >> 4))); case TYPE_REL8: isBranch = true; pcrel = insn.startLocation + insn.immediateOffset + insn.immediateSize; @@ -827,6 +829,7 @@ static bool translateRM(MCInst &mcInst, const OperandSpecifier &operand, case TYPE_VK16: case TYPE_DEBUGREG: case TYPE_CONTROLREG: + case TYPE_BNDR: return translateRMRegister(mcInst, insn); case TYPE_M: case TYPE_M8: diff --git a/llvm/lib/Target/X86/Disassembler/X86DisassemblerDecoderCommon.h b/llvm/lib/Target/X86/Disassembler/X86DisassemblerDecoderCommon.h index 9e650500139..301db72feaf 100644 --- a/llvm/lib/Target/X86/Disassembler/X86DisassemblerDecoderCommon.h +++ b/llvm/lib/Target/X86/Disassembler/X86DisassemblerDecoderCommon.h @@ -460,6 +460,7 @@ enum OperandEncoding { ENUM_ENTRY(TYPE_SEGMENTREG, "Segment register operand") \ ENUM_ENTRY(TYPE_DEBUGREG, "Debug register operand") \ ENUM_ENTRY(TYPE_CONTROLREG, "Control register operand") \ + ENUM_ENTRY(TYPE_BNDR, "MPX bounds register") \ \ ENUM_ENTRY(TYPE_Mv, "Memory operand of operand size") \ ENUM_ENTRY(TYPE_Rv, "Register operand of operand size") \ diff --git a/llvm/lib/Target/X86/X86InstrInfo.td b/llvm/lib/Target/X86/X86InstrInfo.td index 5fc92e85112..e936b4bc466 100644 --- a/llvm/lib/Target/X86/X86InstrInfo.td +++ b/llvm/lib/Target/X86/X86InstrInfo.td @@ -2457,6 +2457,9 @@ include "X86InstrAVX512.td" include "X86InstrMMX.td" include "X86Instr3DNow.td" +// MPX instructions +include "X86InstrMPX.td" + include "X86InstrVMX.td" include "X86InstrSVM.td" diff --git a/llvm/lib/Target/X86/X86InstrMPX.td b/llvm/lib/Target/X86/X86InstrMPX.td new file mode 100644 index 00000000000..cf5e2e38fe5 --- /dev/null +++ b/llvm/lib/Target/X86/X86InstrMPX.td @@ -0,0 +1,70 @@ +//===-- X86InstrMPX.td - MPX 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 X86 MPX instruction set, defining the +// instructions, and properties of the instructions which are needed for code +// generation, machine code emission, and analysis. +// +//===----------------------------------------------------------------------===// + +multiclass mpx_bound_make<bits<8> opc, string OpcodeStr> { + def 32rm: I<opc, MRMSrcMem, (outs BNDR:$dst), (ins i32mem:$src), + OpcodeStr#" \t{$src, $dst|$dst, $src}", []>, + Requires<[HasMPX, Not64BitMode]>; + def 64rm: RI<opc, MRMSrcMem, (outs BNDR:$dst), (ins i64mem:$src), + OpcodeStr#" \t{$src, $dst|$dst, $src}", []>, + Requires<[HasMPX, In64BitMode]>; +} + +defm BNDMK : mpx_bound_make<0x1B, "bndmk">, XS; + +multiclass mpx_bound_check<bits<8> opc, string OpcodeStr> { + def 32rm: I<opc, MRMSrcMem, (outs), (ins BNDR:$src1, i32mem:$src2), + OpcodeStr#" \t{$src2, $src1|$src1, $src2}", []>, + Requires<[HasMPX, Not64BitMode]>; + def 64rm: RI<opc, MRMSrcMem, (outs), (ins BNDR:$src1, i64mem:$src2), + OpcodeStr#" \t{$src2, $src1|$src1, $src2}", []>, + Requires<[HasMPX, In64BitMode]>; + def 32rr: I<opc, MRMSrcReg, (outs), (ins BNDR:$src1, GR32:$src2), + OpcodeStr#" \t{$src2, $src1|$src1, $src2}", []>, + Requires<[HasMPX, Not64BitMode]>; + def 64rr: RI<opc, MRMSrcReg, (outs), (ins BNDR:$src1, GR64:$src2), + OpcodeStr#" \t{$src2, $src1|$src1, $src2}", []>, + Requires<[HasMPX, In64BitMode]>; +} +defm BNDCL : mpx_bound_check<0x1A, "bndcl">, XS; +defm BNDCU : mpx_bound_check<0x1A, "bndcu">, XD; +defm BNDCN : mpx_bound_check<0x1B, "bndcn">, XD; + +def BNDMOVRMrr : I<0x1A, MRMSrcReg, (outs BNDR:$dst), (ins BNDR:$src), + "bndmov \t{$src, $dst|$dst, $src}", []>, PD, + Requires<[HasMPX]>; +def BNDMOVRM32rm : I<0x1A, MRMSrcMem, (outs BNDR:$dst), (ins i64mem:$src), + "bndmov \t{$src, $dst|$dst, $src}", []>, PD, + Requires<[HasMPX, Not64BitMode]>; +def BNDMOVRM64rm : RI<0x1A, MRMSrcMem, (outs BNDR:$dst), (ins i128mem:$src), + "bndmov \t{$src, $dst|$dst, $src}", []>, PD, + Requires<[HasMPX, In64BitMode]>; + +def BNDMOVMRrr : I<0x1B, MRMDestReg, (outs BNDR:$dst), (ins BNDR:$src), + "bndmov \t{$src, $dst|$dst, $src}", []>, PD, + Requires<[HasMPX]>; +def BNDMOVMR32mr : I<0x1B, MRMDestMem, (outs i64mem:$dst), (ins BNDR:$src), + "bndmov \t{$src, $dst|$dst, $src}", []>, PD, + Requires<[HasMPX, Not64BitMode]>; +def BNDMOVMR64mr : RI<0x1B, MRMDestMem, (outs i128mem:$dst), (ins BNDR:$src), + "bndmov \t{$src, $dst|$dst, $src}", []>, PD, + Requires<[HasMPX, In64BitMode]>; + +def BNDSTXmr: I<0x1B, MRMDestMem, (outs), (ins i64mem:$dst, BNDR:$src), + "bndstx \t{$src, $dst|$dst, $src}", []>, TB, + Requires<[HasMPX]>; +def BNDLDXrm: I<0x1A, MRMSrcMem, (outs BNDR:$dst), (ins i64mem:$src), + "bndldx \t{$src, $dst|$dst, $src}", []>, TB, + Requires<[HasMPX]>;
\ No newline at end of file diff --git a/llvm/lib/Target/X86/X86RegisterInfo.td b/llvm/lib/Target/X86/X86RegisterInfo.td index d2ea5a4f13b..cdb151c26a0 100644 --- a/llvm/lib/Target/X86/X86RegisterInfo.td +++ b/llvm/lib/Target/X86/X86RegisterInfo.td @@ -304,9 +304,9 @@ def RIZ : X86Reg<"riz", 4>; // Bound registers, used in MPX instructions def BND0 : X86Reg<"bnd0", 0>; -def BND1 : X86Reg<"bnd1", 0>; -def BND2 : X86Reg<"bnd2", 0>; -def BND3 : X86Reg<"bnd3", 0>; +def BND1 : X86Reg<"bnd1", 1>; +def BND2 : X86Reg<"bnd2", 2>; +def BND3 : X86Reg<"bnd3", 3>; //===----------------------------------------------------------------------===// // Register Class Definitions... now that we have all of the pieces, define the |