class AdSize { bit hasAdSizePrefix = 1; }
class REX_W { bit hasREX_WPrefix = 1; }
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; }
bit hasREX_WPrefix = 0; // Does this inst requires the REX.W prefix?
FPFormat FPForm; // What flavor of FP instruction is this?
bits<3> FPFormBits = 0;
- bit hasLockPrefix = 0; // Does this inst have a 0xF0 prefix?
+ bit hasLockPrefix = 0; // Does this inst have a 0xF0 prefix?
+ bits<2> SegOvrBits = 0; // Segment override prefix.
}
class I<bits<8> o, Format f, dag outs, dag ins, string asm, list<dag> pattern>
// SSE2 Instruction Templates:
//
-// SDI - SSE2 instructions with XD prefix.
-// SDIi8 - SSE2 instructions with ImmT == Imm8 and XD prefix.
-// PDI - SSE2 instructions with TB and OpSize prefixes.
-// PDIi8 - SSE2 instructions with ImmT == Imm8 and TB and OpSize prefixes.
+// SDI - SSE2 instructions with XD prefix.
+// SDIi8 - SSE2 instructions with ImmT == Imm8 and XD prefix.
+// SSDIi8 - SSE2 instructions with ImmT == Imm8 and XS prefix.
+// PDI - SSE2 instructions with TB and OpSize prefixes.
+// PDIi8 - SSE2 instructions with ImmT == Imm8 and TB and OpSize prefixes.
class SDI<bits<8> o, Format F, dag outs, dag ins, string asm, list<dag> pattern>
: I<o, F, outs, ins, asm, pattern>, XD, Requires<[HasSSE2]>;
class SDIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
list<dag> pattern>
: Ii8<o, F, outs, ins, asm, pattern>, XD, Requires<[HasSSE2]>;
+class SSDIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
+ list<dag> pattern>
+ : Ii8<o, F, outs, ins, asm, pattern>, XS, Requires<[HasSSE2]>;
class PDI<bits<8> o, Format F, dag outs, dag ins, string asm, list<dag> pattern>
: I<o, F, outs, ins, asm, pattern>, TB, OpSize, Requires<[HasSSE2]>;
class PDIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
// SSE4.1 Instruction Templates:
//
// SS48I - SSE 4.1 instructions with T8 prefix.
-// SS41AI - SSE 4.1 instructions with TA prefix.
+// SS41AIi8 - SSE 4.1 instructions with TA prefix and ImmT == Imm8.
//
class SS48I<bits<8> o, Format F, dag outs, dag ins, string asm,
list<dag> pattern>
: I<o, F, outs, ins, asm, pattern>, T8, Requires<[HasSSE41]>;
-class SS4AI<bits<8> o, Format F, dag outs, dag ins, string asm,
+class SS4AIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
list<dag> pattern>
- : I<o, F, outs, ins, asm, pattern>, TA, Requires<[HasSSE41]>;
+ : Ii8<o, F, outs, ins, asm, pattern>, TA, Requires<[HasSSE41]>;
+// SSE4.2 Instruction Templates:
+//
+// SS428I - SSE 4.2 instructions with T8 prefix.
+class SS428I<bits<8> o, Format F, dag outs, dag ins, string asm,
+ list<dag> pattern>
+ : I<o, F, outs, ins, asm, pattern>, T8, Requires<[HasSSE42]>;
// X86-64 Instruction templates...
//
//
// MMXI - MMX instructions with TB prefix.
+// MMXI64 - MMX instructions with TB prefix valid only in 64 bit mode.
// MMX2I - MMX / SSE2 instructions with TB and OpSize prefixes.
// MMXIi8 - MMX instructions with ImmT == Imm8 and TB prefix.
// MMXIi8 - MMX instructions with ImmT == Imm8 and TB prefix.
// MMXIS - MMX instructions with XS prefix.
class MMXI<bits<8> o, Format F, dag outs, dag ins, string asm, list<dag> pattern>
: I<o, F, outs, ins, asm, pattern>, TB, Requires<[HasMMX]>;
+class MMXI64<bits<8> o, Format F, dag outs, dag ins, string asm, list<dag> pattern>
+ : I<o, F, outs, ins, asm, pattern>, TB, Requires<[HasMMX,In64BitMode]>;
class MMXRI<bits<8> o, Format F, dag outs, dag ins, string asm, list<dag> pattern>
: I<o, F, outs, ins, asm, pattern>, TB, REX_W, Requires<[HasMMX]>;
class MMX2I<bits<8> o, Format F, dag outs, dag ins, string asm, list<dag> pattern>