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Allow binary and for tblgen math.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@214851 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Joerg Sonnenberger 2014-08-05 09:43:25 +00:00
parent e6329cf303
commit c754b579ae
6 changed files with 18 additions and 3 deletions
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2
include/llvm/TableGen/Record.h
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@ -928,7 +928,7 @@ public:
///
class BinOpInit : public OpInit {
public:
enum BinaryOp { ADD, SHL, SRA, SRL, LISTCONCAT, STRCONCAT, CONCAT, EQ };
enum BinaryOp { ADD, AND, SHL, SRA, SRL, LISTCONCAT, STRCONCAT, CONCAT, EQ };
private:
BinaryOp Opc;

3
lib/TableGen/Record.cpp
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@ -952,6 +952,7 @@ Init *BinOpInit::Fold(Record *CurRec, MultiClass *CurMultiClass) const {
break;
}
case ADD:
case AND:
case SHL:
case SRA:
case SRL: {
@ -965,6 +966,7 @@ Init *BinOpInit::Fold(Record *CurRec, MultiClass *CurMultiClass) const {
switch (getOpcode()) {
default: llvm_unreachable("Bad opcode!");
case ADD: Result = LHSv + RHSv; break;
case AND: Result = LHSv & RHSv; break;
case SHL: Result = LHSv << RHSv; break;
case SRA: Result = LHSv >> RHSv; break;
case SRL: Result = (uint64_t)LHSv >> (uint64_t)RHSv; break;
@ -991,6 +993,7 @@ std::string BinOpInit::getAsString() const {
switch (Opc) {
case CONCAT: Result = "!con"; break;
case ADD: Result = "!add"; break;
case AND: Result = "!and"; break;
case SHL: Result = "!shl"; break;
case SRA: Result = "!sra"; break;
case SRL: Result = "!srl"; break;

1
lib/TableGen/TGLexer.cpp
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@ -471,6 +471,7 @@ tgtok::TokKind TGLexer::LexExclaim() {
.Case("tail", tgtok::XTail)
.Case("con", tgtok::XConcat)
.Case("add", tgtok::XADD)
.Case("and", tgtok::XAND)
.Case("shl", tgtok::XSHL)
.Case("sra", tgtok::XSRA)
.Case("srl", tgtok::XSRL)

4
lib/TableGen/TGLexer.h
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@ -47,8 +47,8 @@ namespace tgtok {
MultiClass, String,
// !keywords.
XConcat, XADD, XSRA, XSRL, XSHL, XListConcat, XStrConcat, XCast, XSubst,
XForEach, XHead, XTail, XEmpty, XIf, XEq,
XConcat, XADD, XAND, XSRA, XSRL, XSHL, XListConcat, XStrConcat, XCast,
XSubst, XForEach, XHead, XTail, XEmpty, XIf, XEq,
// Integer value.
IntVal,

3
lib/TableGen/TGParser.cpp
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@ -911,6 +911,7 @@ Init *TGParser::ParseOperation(Record *CurRec, RecTy *ItemType) {
case tgtok::XConcat:
case tgtok::XADD:
case tgtok::XAND:
case tgtok::XSRA:
case tgtok::XSRL:
case tgtok::XSHL:
@ -928,6 +929,7 @@ Init *TGParser::ParseOperation(Record *CurRec, RecTy *ItemType) {
default: llvm_unreachable("Unhandled code!");
case tgtok::XConcat: Code = BinOpInit::CONCAT;Type = DagRecTy::get(); break;
case tgtok::XADD: Code = BinOpInit::ADD; Type = IntRecTy::get(); break;
case tgtok::XAND: Code = BinOpInit::AND; Type = IntRecTy::get(); break;
case tgtok::XSRA: Code = BinOpInit::SRA; Type = IntRecTy::get(); break;
case tgtok::XSRL: Code = BinOpInit::SRL; Type = IntRecTy::get(); break;
case tgtok::XSHL: Code = BinOpInit::SHL; Type = IntRecTy::get(); break;
@ -1446,6 +1448,7 @@ Init *TGParser::ParseSimpleValue(Record *CurRec, RecTy *ItemType,
case tgtok::XCast: // Value ::= !unop '(' Value ')'
case tgtok::XConcat:
case tgtok::XADD:
case tgtok::XAND:
case tgtok::XSRA:
case tgtok::XSRL:
case tgtok::XSHL:

8
test/TableGen/math.td
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@ -15,6 +15,12 @@ class Int<int value> {
int Value = value;
}
// CHECK: def v0
// CHECK: Value = 0
// CHECK: def v1
// CHECK: Value = 1
def v1024 : Int<1024>;
// CHECK: def v1024
// CHECK: Value = 1024
@ -27,3 +33,5 @@ def v2048 : Int<!add(v1024.Value, v1024.Value)>;
// CHECK: def v2048
// CHECK: Value = 2048
def v0 : Int<!and(v1024.Value, v2048.Value)>;
def v1 : Int<!and(v1025.Value, 1)>;