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authorBob Wilson <bob.wilson@apple.com>2011-03-31 00:09:35 +0000
committerBob Wilson <bob.wilson@apple.com>2011-03-31 00:09:35 +0000
commitbbe7c653904a8a62e1549e76708491553188a97a (patch)
tree563f2e173b8339c7a76ea384975a116ff8c92943 /utils/TableGen/NeonEmitter.cpp
parent6a7d36a32026aa366d41c457898bd2d7a539f06c (diff)
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Use intrinsics for Neon vmull operations. Radar 9208957.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@128591 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'utils/TableGen/NeonEmitter.cpp')
-rw-r--r--utils/TableGen/NeonEmitter.cpp40
1 files changed, 17 insertions, 23 deletions
diff --git a/utils/TableGen/NeonEmitter.cpp b/utils/TableGen/NeonEmitter.cpp
index 64224d9..d522c79 100644
--- a/utils/TableGen/NeonEmitter.cpp
+++ b/utils/TableGen/NeonEmitter.cpp
@@ -608,16 +608,9 @@ static std::string GenOpString(OpKind op, const std::string &proto,
case OpMul:
s += "__a * __b;";
break;
- case OpMullN:
- s += Extend(typestr, "__a") + " * " +
- Extend(typestr, Duplicate(nElts << (int)quad, typestr, "__b")) + ";";
- break;
case OpMullLane:
- s += Extend(typestr, "__a") + " * " +
- Extend(typestr, SplatLane(nElts, "__b", "__c")) + ";";
- break;
- case OpMull:
- s += Extend(typestr, "__a") + " * " + Extend(typestr, "__b") + ";";
+ s += MangleName("vmull", typestr, ClassS) + "(__a, " +
+ SplatLane(nElts, "__b", "__c") + ");";
break;
case OpMlaN:
s += "__a + (__b * " + Duplicate(nElts, typestr, "__c") + ");";
@@ -629,16 +622,15 @@ static std::string GenOpString(OpKind op, const std::string &proto,
s += "__a + (__b * __c);";
break;
case OpMlalN:
- s += "__a + (" + Extend(typestr, "__b") + " * " +
- Extend(typestr, Duplicate(nElts, typestr, "__c")) + ");";
+ s += "__a + " + MangleName("vmull", typestr, ClassS) + "(__b, " +
+ Duplicate(nElts, typestr, "__c") + ");";
break;
case OpMlalLane:
- s += "__a + (" + Extend(typestr, "__b") + " * " +
- Extend(typestr, SplatLane(nElts, "__c", "__d")) + ");";
+ s += "__a + " + MangleName("vmull", typestr, ClassS) + "(__b, " +
+ SplatLane(nElts, "__c", "__d") + ");";
break;
case OpMlal:
- s += "__a + (" + Extend(typestr, "__b") + " * " +
- Extend(typestr, "__c") + ");";
+ s += "__a + " + MangleName("vmull", typestr, ClassS) + "(__b, __c);";
break;
case OpMlsN:
s += "__a - (__b * " + Duplicate(nElts, typestr, "__c") + ");";
@@ -650,16 +642,15 @@ static std::string GenOpString(OpKind op, const std::string &proto,
s += "__a - (__b * __c);";
break;
case OpMlslN:
- s += "__a - (" + Extend(typestr, "__b") + " * " +
- Extend(typestr, Duplicate(nElts, typestr, "__c")) + ");";
+ s += "__a - " + MangleName("vmull", typestr, ClassS) + "(__b, " +
+ Duplicate(nElts, typestr, "__c") + ");";
break;
case OpMlslLane:
- s += "__a - (" + Extend(typestr, "__b") + " * " +
- Extend(typestr, SplatLane(nElts, "__c", "__d")) + ");";
+ s += "__a - " + MangleName("vmull", typestr, ClassS) + "(__b, " +
+ SplatLane(nElts, "__c", "__d") + ");";
break;
case OpMlsl:
- s += "__a - (" + Extend(typestr, "__b") + " * " +
- Extend(typestr, "__c") + ");";
+ s += "__a - " + MangleName("vmull", typestr, ClassS) + "(__b, __c);";
break;
case OpQDMullLane:
s += MangleName("vqdmull", typestr, ClassS) + "(__a, " +
@@ -1148,17 +1139,20 @@ void NeonEmitter::run(raw_ostream &OS) {
std::vector<Record*> RV = Records.getAllDerivedDefinitions("Inst");
- // Emit vmovl and vabd intrinsics first so they can be used by other
+ // Emit vmovl, vmull and vabd intrinsics first so they can be used by other
// intrinsics. (Some of the saturating multiply instructions are also
// used to implement the corresponding "_lane" variants, but tablegen
// sorts the records into alphabetical order so that the "_lane" variants
// come after the intrinsics they use.)
emitIntrinsic(OS, Records.getDef("VMOVL"));
+ emitIntrinsic(OS, Records.getDef("VMULL"));
emitIntrinsic(OS, Records.getDef("VABD"));
for (unsigned i = 0, e = RV.size(); i != e; ++i) {
Record *R = RV[i];
- if (R->getName() != "VMOVL" && R->getName() != "VABD")
+ if (R->getName() != "VMOVL" &&
+ R->getName() != "VMULL" &&
+ R->getName() != "VABD")
emitIntrinsic(OS, R);
}