/// optimizations due to constant folding.
VADD_SPLAT,
+ /// CHAIN = SC CHAIN, Imm128 - System call. The 7-bit unsigned
+ /// operand identifies the operating system entry point.
+ SC,
+
/// CHAIN = STBRX CHAIN, GPRC, Ptr, Type - This is a
/// byte-swapping store instruction. It byte-swaps the low "Type" bits of
/// the GPRC input, then stores it through Ptr. Type can be either i16 or
let Inst{31} = lk;
}
+// 1.7.3 SC-Form
+class SCForm<bits<6> opcode, bits<1> xo,
+ dag OOL, dag IOL, string asmstr, InstrItinClass itin,
+ list<dag> pattern>
+ : I<opcode, OOL, IOL, asmstr, itin> {
+ bits<7> LEV;
+
+ let Pattern = pattern;
+
+ let Inst{20-26} = LEV;
+ let Inst{30} = xo;
+}
+
// 1.7.4 D-Form
class DForm_base<bits<6> opcode, dag OOL, dag IOL, string asmstr,
InstrItinClass itin, list<dag> pattern>
SDTypeProfile<0, 1, [SDTCisPtrTy<0>]>,
[SDNPHasChain, SDNPSideEffect]>;
+def SDT_PPCsc : SDTypeProfile<0, 1, [SDTCisInt<0>]>;
+def PPCsc : SDNode<"PPCISD::SC", SDT_PPCsc,
+ [SDNPHasChain, SDNPSideEffect]>;
+
def PPCvcmp : SDNode<"PPCISD::VCMP" , SDT_PPCvcmp, []>;
def PPCvcmp_o : SDNode<"PPCISD::VCMPo", SDT_PPCvcmp, [SDNPOutGlue]>;
"#EH_SjLj_Setup\t$dst", []>;
}
+// System call.
+let PPC970_Unit = 7 in {
+ def SC : SCForm<17, 1, (outs), (ins i32imm:$lev),
+ "sc $lev", BrB, [(PPCsc (i32 imm:$lev))]>;
+}
+
// DCB* instructions.
def DCBA : DCB_Form<758, 0, (outs), (ins memrr:$dst),
"dcba $dst", LdStDCBF, [(int_ppc_dcba xoaddr:$dst)]>,