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-rw-r--r--llvm/lib/Target/PowerPC/PPCInstrInfo.td110
1 files changed, 83 insertions, 27 deletions
diff --git a/llvm/lib/Target/PowerPC/PPCInstrInfo.td b/llvm/lib/Target/PowerPC/PPCInstrInfo.td
index c313337047f05..d61e7fd906480 100644
--- a/llvm/lib/Target/PowerPC/PPCInstrInfo.td
+++ b/llvm/lib/Target/PowerPC/PPCInstrInfo.td
@@ -1023,6 +1023,32 @@ multiclass XOForm_1r<bits<6> opcode, bits<9> xo, bit oe, dag OOL, dag IOL,
}
}
+// Multiclass for instructions which have a record overflow form as well
+// as a record form but no carry (i.e. mulld, mulldo, subf, subfo, etc.)
+multiclass XOForm_1rx<bits<6> opcode, bits<9> xo, bit oe, dag OOL, dag IOL,
+ string asmbase, string asmstr, InstrItinClass itin,
+ list<dag> pattern> {
+ let BaseName = asmbase in {
+ def NAME : XOForm_1<opcode, xo, 0, OOL, IOL,
+ !strconcat(asmbase, !strconcat(" ", asmstr)), itin,
+ pattern>, RecFormRel;
+ let Defs = [CR0] in
+ def o : XOForm_1<opcode, xo, 0, OOL, IOL,
+ !strconcat(asmbase, !strconcat(". ", asmstr)), itin,
+ []>, isDOT, RecFormRel;
+ }
+ let BaseName = !strconcat(asmbase, "O") in {
+ let Defs = [XER] in
+ def O : XOForm_1<opcode, xo, 1, OOL, IOL,
+ !strconcat(asmbase, !strconcat("o ", asmstr)), itin,
+ []>, RecFormRel;
+ let Defs = [XER, CR0] in
+ def Oo : XOForm_1<opcode, xo, 1, OOL, IOL,
+ !strconcat(asmbase, !strconcat("o. ", asmstr)), itin,
+ []>, isDOT, RecFormRel;
+ }
+}
+
// Multiclass for instructions for which the non record form is not cracked
// and the record form is cracked (i.e. divw, mullw, etc.)
multiclass XOForm_1rcr<bits<6> opcode, bits<9> xo, bit oe, dag OOL, dag IOL,
@@ -1038,6 +1064,16 @@ multiclass XOForm_1rcr<bits<6> opcode, bits<9> xo, bit oe, dag OOL, dag IOL,
[]>, isDOT, RecFormRel, PPC970_DGroup_First,
PPC970_DGroup_Cracked;
}
+ let BaseName = !strconcat(asmbase, "O") in {
+ let Defs = [XER] in
+ def O : XOForm_1<opcode, xo, 1, OOL, IOL,
+ !strconcat(asmbase, !strconcat("o ", asmstr)), itin,
+ []>, RecFormRel;
+ let Defs = [XER, CR0] in
+ def Oo : XOForm_1<opcode, xo, 1, OOL, IOL,
+ !strconcat(asmbase, !strconcat("o. ", asmstr)), itin,
+ []>, isDOT, RecFormRel;
+ }
}
multiclass XOForm_1rc<bits<6> opcode, bits<9> xo, bit oe, dag OOL, dag IOL,
@@ -1053,6 +1089,16 @@ multiclass XOForm_1rc<bits<6> opcode, bits<9> xo, bit oe, dag OOL, dag IOL,
!strconcat(asmbase, !strconcat(". ", asmstr)), itin,
[]>, isDOT, RecFormRel;
}
+ let BaseName = !strconcat(asmbase, "O") in {
+ let Defs = [CARRY, XER] in
+ def O : XOForm_1<opcode, xo, 1, OOL, IOL,
+ !strconcat(asmbase, !strconcat("o ", asmstr)), itin,
+ []>, RecFormRel;
+ let Defs = [CARRY, XER, CR0] in
+ def Oo : XOForm_1<opcode, xo, 1, OOL, IOL,
+ !strconcat(asmbase, !strconcat("o. ", asmstr)), itin,
+ []>, isDOT, RecFormRel;
+ }
}
multiclass XOForm_3r<bits<6> opcode, bits<9> xo, bit oe, dag OOL, dag IOL,
@@ -1067,6 +1113,16 @@ multiclass XOForm_3r<bits<6> opcode, bits<9> xo, bit oe, dag OOL, dag IOL,
!strconcat(asmbase, !strconcat(". ", asmstr)), itin,
[]>, isDOT, RecFormRel;
}
+ let BaseName = !strconcat(asmbase, "O") in {
+ let Defs = [XER] in
+ def O : XOForm_3<opcode, xo, 1, OOL, IOL,
+ !strconcat(asmbase, !strconcat("o ", asmstr)), itin,
+ []>, RecFormRel;
+ let Defs = [XER, CR0] in
+ def Oo : XOForm_3<opcode, xo, 1, OOL, IOL,
+ !strconcat(asmbase, !strconcat("o. ", asmstr)), itin,
+ []>, isDOT, RecFormRel;
+ }
}
multiclass XOForm_3rc<bits<6> opcode, bits<9> xo, bit oe, dag OOL, dag IOL,
@@ -1082,6 +1138,16 @@ multiclass XOForm_3rc<bits<6> opcode, bits<9> xo, bit oe, dag OOL, dag IOL,
!strconcat(asmbase, !strconcat(". ", asmstr)), itin,
[]>, isDOT, RecFormRel;
}
+ let BaseName = !strconcat(asmbase, "O") in {
+ let Defs = [CARRY, XER] in
+ def O : XOForm_3<opcode, xo, 1, OOL, IOL,
+ !strconcat(asmbase, !strconcat("o ", asmstr)), itin,
+ []>, RecFormRel;
+ let Defs = [CARRY, XER, CR0] in
+ def Oo : XOForm_3<opcode, xo, 1, OOL, IOL,
+ !strconcat(asmbase, !strconcat("o. ", asmstr)), itin,
+ []>, isDOT, RecFormRel;
+ }
}
multiclass MForm_2r<bits<6> opcode, dag OOL, dag IOL,
@@ -2776,9 +2842,9 @@ def MODUW : XForm_8<31, 267, (outs gprc:$rT), (ins gprc:$rA, gprc:$rB),
let PPC970_Unit = 1, hasSideEffects = 0 in { // FXU Operations.
// XO-Form instructions. Arithmetic instructions that can set overflow bit
let isCommutable = 1 in
-defm ADD4 : XOForm_1r<31, 266, 0, (outs gprc:$rT), (ins gprc:$rA, gprc:$rB),
- "add", "$rT, $rA, $rB", IIC_IntSimple,
- [(set i32:$rT, (add i32:$rA, i32:$rB))]>;
+defm ADD4 : XOForm_1rx<31, 266, 0, (outs gprc:$rT), (ins gprc:$rA, gprc:$rB),
+ "add", "$rT, $rA, $rB", IIC_IntSimple,
+ [(set i32:$rT, (add i32:$rA, i32:$rB))]>;
let isCodeGenOnly = 1 in
def ADD4TLS : XOForm_1<31, 266, 0, (outs gprc:$rT), (ins gprc:$rA, tlsreg32:$rB),
"add $rT, $rA, $rB", IIC_IntSimple,
@@ -2795,24 +2861,14 @@ defm DIVW : XOForm_1rcr<31, 491, 0, (outs gprc:$rT), (ins gprc:$rA, gprc:$rB),
defm DIVWU : XOForm_1rcr<31, 459, 0, (outs gprc:$rT), (ins gprc:$rA, gprc:$rB),
"divwu", "$rT, $rA, $rB", IIC_IntDivW,
[(set i32:$rT, (udiv i32:$rA, i32:$rB))]>;
-def DIVWE : XOForm_1<31, 427, 0, (outs gprc:$rT), (ins gprc:$rA, gprc:$rB),
- "divwe $rT, $rA, $rB", IIC_IntDivW,
- [(set i32:$rT, (int_ppc_divwe gprc:$rA, gprc:$rB))]>,
- Requires<[HasExtDiv]>;
-let Defs = [CR0] in
-def DIVWEo : XOForm_1<31, 427, 0, (outs gprc:$rT), (ins gprc:$rA, gprc:$rB),
- "divwe. $rT, $rA, $rB", IIC_IntDivW,
- []>, isDOT, PPC970_DGroup_Cracked, PPC970_DGroup_First,
- Requires<[HasExtDiv]>;
-def DIVWEU : XOForm_1<31, 395, 0, (outs gprc:$rT), (ins gprc:$rA, gprc:$rB),
- "divweu $rT, $rA, $rB", IIC_IntDivW,
- [(set i32:$rT, (int_ppc_divweu gprc:$rA, gprc:$rB))]>,
- Requires<[HasExtDiv]>;
-let Defs = [CR0] in
-def DIVWEUo : XOForm_1<31, 395, 0, (outs gprc:$rT), (ins gprc:$rA, gprc:$rB),
- "divweu. $rT, $rA, $rB", IIC_IntDivW,
- []>, isDOT, PPC970_DGroup_Cracked, PPC970_DGroup_First,
- Requires<[HasExtDiv]>;
+defm DIVWE : XOForm_1rcr<31, 427, 0, (outs gprc:$rT), (ins gprc:$rA, gprc:$rB),
+ "divwe", "$rT, $rA, $rB", IIC_IntDivW,
+ [(set i32:$rT, (int_ppc_divwe gprc:$rA, gprc:$rB))]>,
+ Requires<[HasExtDiv]>;
+defm DIVWEU : XOForm_1rcr<31, 395, 0, (outs gprc:$rT), (ins gprc:$rA, gprc:$rB),
+ "divweu", "$rT, $rA, $rB", IIC_IntDivW,
+ [(set i32:$rT, (int_ppc_divweu gprc:$rA, gprc:$rB))]>,
+ Requires<[HasExtDiv]>;
let isCommutable = 1 in {
defm MULHW : XOForm_1r<31, 75, 0, (outs gprc:$rT), (ins gprc:$rA, gprc:$rB),
"mulhw", "$rT, $rA, $rB", IIC_IntMulHW,
@@ -2820,13 +2876,13 @@ defm MULHW : XOForm_1r<31, 75, 0, (outs gprc:$rT), (ins gprc:$rA, gprc:$rB),
defm MULHWU : XOForm_1r<31, 11, 0, (outs gprc:$rT), (ins gprc:$rA, gprc:$rB),
"mulhwu", "$rT, $rA, $rB", IIC_IntMulHWU,
[(set i32:$rT, (mulhu i32:$rA, i32:$rB))]>;
-defm MULLW : XOForm_1r<31, 235, 0, (outs gprc:$rT), (ins gprc:$rA, gprc:$rB),
- "mullw", "$rT, $rA, $rB", IIC_IntMulHW,
- [(set i32:$rT, (mul i32:$rA, i32:$rB))]>;
+defm MULLW : XOForm_1rx<31, 235, 0, (outs gprc:$rT), (ins gprc:$rA, gprc:$rB),
+ "mullw", "$rT, $rA, $rB", IIC_IntMulHW,
+ [(set i32:$rT, (mul i32:$rA, i32:$rB))]>;
} // isCommutable
-defm SUBF : XOForm_1r<31, 40, 0, (outs gprc:$rT), (ins gprc:$rA, gprc:$rB),
- "subf", "$rT, $rA, $rB", IIC_IntGeneral,
- [(set i32:$rT, (sub i32:$rB, i32:$rA))]>;
+defm SUBF : XOForm_1rx<31, 40, 0, (outs gprc:$rT), (ins gprc:$rA, gprc:$rB),
+ "subf", "$rT, $rA, $rB", IIC_IntGeneral,
+ [(set i32:$rT, (sub i32:$rB, i32:$rA))]>;
defm SUBFC : XOForm_1rc<31, 8, 0, (outs gprc:$rT), (ins gprc:$rA, gprc:$rB),
"subfc", "$rT, $rA, $rB", IIC_IntGeneral,
[(set i32:$rT, (subc i32:$rB, i32:$rA))]>,
generated by cgit v1.2.3 (git 2.25.1) at 2025-08-06 10:20:33 +0000