include "XCoreInstrFormats.td"
-//===----------------------------------------------------------------------===//
-// Feature predicates.
-//===----------------------------------------------------------------------===//
-
-// HasXS1B - This predicate is true when the target processor supports XS1B
-// instructions.
-def HasXS1B : Predicate<"Subtarget.isXS1B()">;
-
//===----------------------------------------------------------------------===//
// XCore specific DAG Nodes.
//
def XCoreRetsp : SDNode<"XCoreISD::RETSP", SDTNone,
[SDNPHasChain, SDNPOptInFlag]>;
+def SDT_XCoreBR_JT : SDTypeProfile<0, 2,
+ [SDTCisVT<0, i32>, SDTCisVT<1, i32>]>;
+
+def XCoreBR_JT : SDNode<"XCoreISD::BR_JT", SDT_XCoreBR_JT,
+ [SDNPHasChain]>;
+
+def XCoreBR_JT32 : SDNode<"XCoreISD::BR_JT32", SDT_XCoreBR_JT,
+ [SDNPHasChain]>;
+
def SDT_XCoreAddress : SDTypeProfile<1, 1,
[SDTCisSameAs<0, 1>, SDTCisPtrTy<0>]>;
let MIOperandInfo = (ops i32imm, i32imm);
}
+// Jump tables.
+def InlineJT : Operand<i32> {
+ let PrintMethod = "printInlineJT";
+}
+
+def InlineJT32 : Operand<i32> {
+ let PrintMethod = "printInlineJT32";
+}
+
//===----------------------------------------------------------------------===//
// Instruction Class Templates
//===----------------------------------------------------------------------===//
"${:comment} STWFI $src, $addr",
[(store GRRegs:$src, ADDRspii:$addr)]>;
-// SELECT_CC_* - Used to implement the SELECT_CC DAG operation. Expanded by the
-// scheduler into a branch sequence.
-let usesCustomDAGSchedInserter = 1 in {
+// SELECT_CC_* - Used to implement the SELECT_CC DAG operation. Expanded after
+// instruction selection into a branch sequence.
+let usesCustomInserter = 1 in {
def SELECT_CC : PseudoInstXCore<(outs GRRegs:$dst),
(ins GRRegs:$cond, GRRegs:$T, GRRegs:$F),
"${:comment} SELECT_CC PSEUDO!",
}
// Four operand long
-let Predicates = [HasXS1B], Constraints = "$src1 = $dst1,$src2 = $dst2" in {
+let Constraints = "$src1 = $dst1,$src2 = $dst2" in {
def MACCU_l4r : _L4R<(outs GRRegs:$dst1, GRRegs:$dst2),
(ins GRRegs:$src1, GRRegs:$src2, GRRegs:$src3,
GRRegs:$src4),
// Five operand long
-let Predicates = [HasXS1B] in {
def LADD_l5r : _L5R<(outs GRRegs:$dst1, GRRegs:$dst2),
(ins GRRegs:$src1, GRRegs:$src2, GRRegs:$src3),
"ladd $dst1, $dst2, $src1, $src2, $src3",
(ins GRRegs:$src1, GRRegs:$src2, GRRegs:$src3),
"ldiv $dst1, $dst2, $src1, $src2, $src3",
[]>;
-}
// Six operand long
let mayStore = 1 in
defm ENTSP : FU6_LU6_np<"entsp">;
-let isReturn = 1, isTerminator = 1, mayLoad = 1 in {
+let isReturn = 1, isTerminator = 1, mayLoad = 1, isBarrier = 1 in {
defm RETSP : FU6_LU6<"retsp", XCoreRetsp>;
}
}
// TODO extdp, kentsp, krestsp, blat, setsr
// clrsr, getsr, kalli
-let isBranch = 1, isTerminator = 1 in {
+let isBranch = 1, isTerminator = 1, isBarrier = 1 in {
def BRBU_u6 : _FU6<
(outs),
(ins brtarget:$target),
}
//let Uses = [CP] in ...
-let Predicates = [HasXS1B], Defs = [R11], neverHasSideEffects = 1,
- isReMaterializable = 1 in
+let Defs = [R11], neverHasSideEffects = 1, isReMaterializable = 1 in
def LDAWCP_u6: _FRU6<(outs), (ins MEMii:$a),
"ldaw r11, cp[$a]",
[]>;
-let Predicates = [HasXS1B], Defs = [R11], isReMaterializable = 1 in
+let Defs = [R11], isReMaterializable = 1 in
def LDAWCP_lu6: _FLRU6<
(outs), (ins MEMii:$a),
"ldaw r11, cp[$a]",
"ldap r11, $addr",
[(set R11, (pcrelwrapper tglobaladdr:$addr))]>;
+let Defs = [R11], isReMaterializable = 1 in
+def LDAP_lu10_ba : _FLU10<(outs),
+ (ins i32imm:$addr),
+ "ldap r11, $addr",
+ [(set R11, (pcrelwrapper tblockaddress:$addr))]>;
+
let isCall=1,
-// All calls clobber the the link register and the non-callee-saved registers:
+// All calls clobber the link register and the non-callee-saved registers:
Defs = [R0, R1, R2, R3, R11, LR] in {
def BL_u10 : _FU10<
(outs),
// One operand short
// TODO edu, eeu, waitet, waitef, freer, tstart, msync, mjoin, syncr, clrtp
-// bru, setdp, setcp, setv, setev, kcall
+// setdp, setcp, setv, setev, kcall
// dgetreg
-let isBranch=1, isIndirectBranch=1, isTerminator=1 in
+let isBranch=1, isIndirectBranch=1, isTerminator=1, isBarrier = 1 in
def BAU_1r : _F1R<(outs), (ins GRRegs:$addr),
"bau $addr",
[(brind GRRegs:$addr)]>;
+let isBranch=1, isIndirectBranch=1, isTerminator=1, isBarrier = 1 in
+def BR_JT : PseudoInstXCore<(outs), (ins InlineJT:$t, GRRegs:$i),
+ "bru $i\n$t",
+ [(XCoreBR_JT tjumptable:$t, GRRegs:$i)]>;
+
+let isBranch=1, isIndirectBranch=1, isTerminator=1, isBarrier = 1 in
+def BR_JT32 : PseudoInstXCore<(outs), (ins InlineJT32:$t, GRRegs:$i),
+ "bru $i\n$t",
+ [(XCoreBR_JT32 tjumptable:$t, GRRegs:$i)]>;
+
let Defs=[SP], neverHasSideEffects=1 in
def SETSP_1r : _F1R<(outs), (ins GRRegs:$src),
"set sp, $src",
[]>;
-let isBarrier = 1, hasCtrlDep = 1 in
+let hasCtrlDep = 1 in
def ECALLT_1r : _F1R<(outs), (ins GRRegs:$src),
"ecallt $src",
[]>;
-let isBarrier = 1, hasCtrlDep = 1 in
+let hasCtrlDep = 1 in
def ECALLF_1r : _F1R<(outs), (ins GRRegs:$src),
"ecallf $src",
[]>;
let isCall=1,
-// All calls clobber the the link register and the non-callee-saved registers:
+// All calls clobber the link register and the non-callee-saved registers:
Defs = [R0, R1, R2, R3, R11, LR] in {
def BLA_1r : _F1R<(outs), (ins GRRegs:$addr, variable_ops),
"bla $addr",
def : Pat<(sra GRRegs:$src, 31),
(ASHR_l2rus GRRegs:$src, 32)>;
+def : Pat<(brcond (setlt GRRegs:$lhs, 0), bb:$dst),
+ (BRFT_lru6 (ASHR_l2rus GRRegs:$lhs, 32), bb:$dst)>;
+
+// setge X, 0 is canonicalized to setgt X, -1
+def : Pat<(brcond (setgt GRRegs:$lhs, -1), bb:$dst),
+ (BRFF_lru6 (ASHR_l2rus GRRegs:$lhs, 32), bb:$dst)>;
+
+def : Pat<(select (setlt GRRegs:$lhs, 0), GRRegs:$T, GRRegs:$F),
+ (SELECT_CC (ASHR_l2rus GRRegs:$lhs, 32), GRRegs:$T, GRRegs:$F)>;
+
+def : Pat<(select (setgt GRRegs:$lhs, -1), GRRegs:$T, GRRegs:$F),
+ (SELECT_CC (ASHR_l2rus GRRegs:$lhs, 32), GRRegs:$F, GRRegs:$T)>;
+
+def : Pat<(setgt GRRegs:$lhs, -1),
+ (EQ_2rus (ASHR_l2rus GRRegs:$lhs, 32), 0)>;
+
def : Pat<(sra (shl GRRegs:$src, immBpwSubBitp:$imm), immBpwSubBitp:$imm),
(SEXT_rus GRRegs:$src, (bpwsub_xform immBpwSubBitp:$imm))>;
projects / oota-llvm.git / blobdiff