def MRM_F0 : Format<40>;
def MRM_F8 : Format<41>;
def MRM_F9 : Format<42>;
+def RawFrmImm8 : Format<43>;
+def RawFrmImm16 : Format<44>;
+def MRM_D0 : Format<45>;
+def MRM_D1 : Format<46>;
// ImmType - This specifies the immediate type used by an instruction. This is
// part of the ad-hoc solution used to emit machine instruction encodings by our
class LOCK { bit hasLockPrefix = 1; }
class SegFS { bits<2> SegOvrBits = 1; }
class SegGS { bits<2> SegOvrBits = 2; }
-class TB { bits<4> Prefix = 1; }
-class REP { bits<4> Prefix = 2; }
-class D8 { bits<4> Prefix = 3; }
-class D9 { bits<4> Prefix = 4; }
-class DA { bits<4> Prefix = 5; }
-class DB { bits<4> Prefix = 6; }
-class DC { bits<4> Prefix = 7; }
-class DD { bits<4> Prefix = 8; }
-class DE { bits<4> Prefix = 9; }
-class DF { bits<4> Prefix = 10; }
-class XD { bits<4> Prefix = 11; }
-class XS { bits<4> Prefix = 12; }
-class T8 { bits<4> Prefix = 13; }
-class TA { bits<4> Prefix = 14; }
-class TF { bits<4> Prefix = 15; }
+class TB { bits<5> Prefix = 1; }
+class REP { bits<5> Prefix = 2; }
+class D8 { bits<5> Prefix = 3; }
+class D9 { bits<5> Prefix = 4; }
+class DA { bits<5> Prefix = 5; }
+class DB { bits<5> Prefix = 6; }
+class DC { bits<5> Prefix = 7; }
+class DD { bits<5> Prefix = 8; }
+class DE { bits<5> Prefix = 9; }
+class DF { bits<5> Prefix = 10; }
+class XD { bits<5> Prefix = 11; }
+class XS { bits<5> Prefix = 12; }
+class T8 { bits<5> Prefix = 13; }
+class TA { bits<5> Prefix = 14; }
+class A6 { bits<5> Prefix = 15; }
+class A7 { bits<5> Prefix = 16; }
+class TF { bits<5> Prefix = 17; }
class VEX { bit hasVEXPrefix = 1; }
class VEX_W { bit hasVEX_WPrefix = 1; }
class VEX_4V : VEX { bit hasVEX_4VPrefix = 1; }
class VEX_I8IMM { bit hasVEX_i8ImmReg = 1; }
+class VEX_L { bit hasVEX_L = 1; }
+class Has3DNow0F0FOpcode { bit has3DNow0F0FOpcode = 1; }
class X86Inst<bits<8> opcod, Format f, ImmType i, dag outs, dag ins,
string AsmStr, Domain d = GenericDomain>
dag InOperandList = ins;
string AsmString = AsmStr;
+ // If this is a pseudo instruction, mark it isCodeGenOnly.
+ let isCodeGenOnly = !eq(!cast<string>(f), "Pseudo");
+
//
// Attributes specific to X86 instructions...
//
bit hasOpSizePrefix = 0; // Does this inst have a 0x66 prefix?
bit hasAdSizePrefix = 0; // Does this inst have a 0x67 prefix?
- bits<4> Prefix = 0; // Which prefix byte does this inst have?
- bit hasREX_WPrefix = 0; // Does this inst requires the REX.W prefix?
+ bits<5> Prefix = 0; // Which prefix byte does this inst have?
+ bit hasREX_WPrefix = 0; // Does this inst require the REX.W prefix?
FPFormat FPForm = NotFP; // What flavor of FP instruction is this?
bit hasLockPrefix = 0; // Does this inst have a 0xF0 prefix?
bits<2> SegOvrBits = 0; // Segment override prefix.
Domain ExeDomain = d;
- bit hasVEXPrefix = 0; // Does this inst requires a VEX prefix?
+ bit hasVEXPrefix = 0; // Does this inst require a VEX prefix?
bit hasVEX_WPrefix = 0; // Does this inst set the VEX_W field?
- bit hasVEX_4VPrefix = 0; // Does this inst requires the VEX.VVVV field?
- bit hasVEX_i8ImmReg = 0; // Does this inst requires the last source register
+ bit hasVEX_4VPrefix = 0; // Does this inst require the VEX.VVVV field?
+ bit hasVEX_i8ImmReg = 0; // Does this inst require the last source register
// to be encoded in a immediate field?
+ bit hasVEX_L = 0; // Does this inst use large (256-bit) registers?
+ bit has3DNow0F0FOpcode =0;// Wacky 3dNow! encoding?
// TSFlags layout should be kept in sync with X86InstrInfo.h.
let TSFlags{5-0} = FormBits;
let TSFlags{6} = hasOpSizePrefix;
let TSFlags{7} = hasAdSizePrefix;
- let TSFlags{11-8} = Prefix;
- let TSFlags{12} = hasREX_WPrefix;
- let TSFlags{15-13} = ImmT.Value;
- let TSFlags{18-16} = FPForm.Value;
- let TSFlags{19} = hasLockPrefix;
- let TSFlags{21-20} = SegOvrBits;
- let TSFlags{23-22} = ExeDomain.Value;
- let TSFlags{31-24} = Opcode;
- let TSFlags{32} = hasVEXPrefix;
- let TSFlags{33} = hasVEX_WPrefix;
- let TSFlags{34} = hasVEX_4VPrefix;
- let TSFlags{35} = hasVEX_i8ImmReg;
+ let TSFlags{12-8} = Prefix;
+ let TSFlags{13} = hasREX_WPrefix;
+ let TSFlags{16-14} = ImmT.Value;
+ let TSFlags{19-17} = FPForm.Value;
+ let TSFlags{20} = hasLockPrefix;
+ let TSFlags{22-21} = SegOvrBits;
+ let TSFlags{24-23} = ExeDomain.Value;
+ let TSFlags{32-25} = Opcode;
+ let TSFlags{33} = hasVEXPrefix;
+ let TSFlags{34} = hasVEX_WPrefix;
+ let TSFlags{35} = hasVEX_4VPrefix;
+ let TSFlags{36} = hasVEX_i8ImmReg;
+ let TSFlags{37} = hasVEX_L;
+ let TSFlags{38} = has3DNow0F0FOpcode;
+}
+
+class PseudoI<dag oops, dag iops, list<dag> pattern>
+ : X86Inst<0, Pseudo, NoImm, oops, iops, ""> {
+ let Pattern = pattern;
}
class I<bits<8> o, Format f, dag outs, dag ins, string asm,
class FPI<bits<8> o, Format F, dag outs, dag ins, string asm>
: I<o, F, outs, ins, asm, []> {}
-// FpI_ - Floating Point Psuedo Instruction template. Not Predicated.
+// FpI_ - Floating Point Pseudo Instruction template. Not Predicated.
class FpI_<dag outs, dag ins, FPFormat fp, list<dag> pattern>
: X86Inst<0, Pseudo, NoImm, outs, ins, ""> {
let FPForm = fp;
// Iseg32 - 16-bit segment selector, 32-bit offset
class Iseg16 <bits<8> o, Format f, dag outs, dag ins, string asm,
- list<dag> pattern> : X86Inst<o, f, NoImm, outs, ins, asm> {
+ list<dag> pattern> : X86Inst<o, f, Imm16, outs, ins, asm> {
let Pattern = pattern;
let CodeSize = 3;
}
class Iseg32 <bits<8> o, Format f, dag outs, dag ins, string asm,
- list<dag> pattern> : X86Inst<o, f, NoImm, outs, ins, asm> {
+ list<dag> pattern> : X86Inst<o, f, Imm32, outs, ins, asm> {
let Pattern = pattern;
let CodeSize = 3;
}
Requires<[HasAVX]>;
class VPSI<bits<8> o, Format F, dag outs, dag ins, string asm,
list<dag> pattern>
- : I<o, F, outs, ins, !strconcat("v", asm), pattern, SSEPackedSingle>,
+ : I<o, F, outs, ins, !strconcat("v", asm), pattern, SSEPackedSingle>, TB,
Requires<[HasAVX]>;
// SSE2 Instruction Templates:
Requires<[HasAVX]>;
class VPDI<bits<8> o, Format F, dag outs, dag ins, string asm,
list<dag> pattern>
- : I<o, F, outs, ins, !strconcat("v", asm), pattern, SSEPackedDouble>,
+ : I<o, F, outs, ins, !strconcat("v", asm), pattern, SSEPackedDouble>, TB,
OpSize, Requires<[HasAVX]>;
// SSE3 Instruction Templates:
: Ii8<o, F, outs, ins, asm, pattern, SSEPackedInt>, TA,
Requires<[HasSSE42]>;
+// AVX Instruction Templates:
+// Instructions introduced in AVX (no SSE equivalent forms)
+//
+// AVX8I - AVX instructions with T8 and OpSize prefix.
+// AVXAIi8 - AVX instructions with TA, OpSize prefix and ImmT = Imm8.
+class AVX8I<bits<8> o, Format F, dag outs, dag ins, string asm,
+ list<dag> pattern>
+ : I<o, F, outs, ins, asm, pattern, SSEPackedInt>, T8, OpSize,
+ Requires<[HasAVX]>;
+class AVXAIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
+ list<dag> pattern>
+ : Ii8<o, F, outs, ins, asm, pattern, SSEPackedInt>, TA, OpSize,
+ Requires<[HasAVX]>;
+
// AES Instruction Templates:
//
// AES8I
: Ii8<o, F, outs, ins, asm, pattern, SSEPackedInt>, TA,
Requires<[HasAES]>;
+// CLMUL Instruction Templates
+class CLMULIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
+ list<dag>pattern>
+ : Ii8<o, F, outs, ins, asm, pattern, SSEPackedInt>, TA,
+ OpSize, Requires<[HasCLMUL]>;
+
+class AVXCLMULIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
+ list<dag>pattern>
+ : Ii8<o, F, outs, ins, asm, pattern, SSEPackedInt>, TA,
+ OpSize, VEX_4V, Requires<[HasAVX, HasCLMUL]>;
+
+// FMA3 Instruction Templates
+class FMA3<bits<8> o, Format F, dag outs, dag ins, string asm,
+ list<dag>pattern>
+ : I<o, F, outs, ins, asm, pattern, SSEPackedInt>, T8,
+ OpSize, VEX_4V, Requires<[HasFMA3]>;
+
// X86-64 Instruction templates...
//
class RPDI<bits<8> o, Format F, dag outs, dag ins, string asm,
list<dag> pattern>
: PDI<o, F, outs, ins, asm, pattern>, REX_W;
+class VRPDI<bits<8> o, Format F, dag outs, dag ins, string asm,
+ list<dag> pattern>
+ : VPDI<o, F, outs, ins, asm, pattern>, VEX_W;
// MMX Instruction templates
//
projects / oota-llvm.git / blobdiff