+// Templates for instructions that use a 16- or 32-bit segmented address as
+// their only operand: lcall (FAR CALL) and ljmp (FAR JMP)
+//
+// Iseg16 - 16-bit segment selector, 16-bit offset
+// 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, 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, Imm32, outs, ins, asm> {
+ let Pattern = pattern;
+ let CodeSize = 3;
+}
+
+// SI - SSE 1 & 2 scalar instructions
+class SI<bits<8> o, Format F, dag outs, dag ins, string asm, list<dag> pattern>
+ : I<o, F, outs, ins, asm, pattern> {
+ let Predicates = !if(hasVEXPrefix /* VEX */, [HasAVX],
+ !if(!eq(Prefix, 12 /* XS */), [HasSSE1], [HasSSE2]));
+
+ // AVX instructions have a 'v' prefix in the mnemonic
+ let AsmString = !if(hasVEXPrefix, !strconcat("v", asm), asm);
+}
+
+// SIi8 - SSE 1 & 2 scalar instructions
+class SIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
+ list<dag> pattern>
+ : Ii8<o, F, outs, ins, asm, pattern> {
+ let Predicates = !if(hasVEXPrefix /* VEX */, [HasAVX],
+ !if(!eq(Prefix, 12 /* XS */), [HasSSE1], [HasSSE2]));
+
+ // AVX instructions have a 'v' prefix in the mnemonic
+ let AsmString = !if(hasVEXPrefix, !strconcat("v", asm), asm);
+}
+
+// PI - SSE 1 & 2 packed instructions
+class PI<bits<8> o, Format F, dag outs, dag ins, string asm, list<dag> pattern,
+ Domain d>
+ : I<o, F, outs, ins, asm, pattern, d> {
+ let Predicates = !if(hasVEXPrefix /* VEX */, [HasAVX],
+ !if(hasOpSizePrefix /* OpSize */, [HasSSE2], [HasSSE1]));
+
+ // AVX instructions have a 'v' prefix in the mnemonic
+ let AsmString = !if(hasVEXPrefix, !strconcat("v", asm), asm);
+}
+
+// PIi8 - SSE 1 & 2 packed instructions with immediate
+class PIi8<bits<8> o, Format F, dag outs, dag ins, string asm,
+ list<dag> pattern, Domain d>
+ : Ii8<o, F, outs, ins, asm, pattern, d> {
+ let Predicates = !if(hasVEX_4VPrefix /* VEX */, [HasAVX],
+ !if(hasOpSizePrefix /* OpSize */, [HasSSE2], [HasSSE1]));
+
+ // AVX instructions have a 'v' prefix in the mnemonic
+ let AsmString = !if(hasVEX_4VPrefix, !strconcat("v", asm), asm);
+}
+