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Well, add support for ct* for 21264 only.

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21164 is broken until expand works.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21692 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Andrew Lenharth
2005-05-04 19:12:09 +00:00
parent fecf095292
commit 590091975c
2 changed files with 11 additions and 5 deletions
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3
lib/Target/Alpha/AlphaAsmPrinter.cpp
View File

@@ -31,6 +31,7 @@ using namespace llvm;
namespace llvm { namespace llvm {
extern cl::opt<bool> EnableAlphaFTOI; extern cl::opt<bool> EnableAlphaFTOI;
extern cl::opt<bool> EnableAlphaCT;
} }
namespace { namespace {
@@ -234,7 +235,7 @@ void AlphaAsmPrinter::printConstantPool(MachineConstantPool *MCP) {
bool AlphaAsmPrinter::doInitialization(Module &M) bool AlphaAsmPrinter::doInitialization(Module &M)
{ {
AsmPrinter::doInitialization(M); AsmPrinter::doInitialization(M);
if(EnableAlphaFTOI) if(EnableAlphaFTOI || EnableAlphaCT)
O << "\t.arch ev6\n"; O << "\t.arch ev6\n";
else else
O << "\t.arch ev56\n"; O << "\t.arch ev56\n";

13
lib/Target/Alpha/AlphaISelPattern.cpp
View File

@@ -36,9 +36,12 @@ namespace llvm {
cl::opt<bool> EnableAlphaIDIV("enable-alpha-intfpdiv", cl::opt<bool> EnableAlphaIDIV("enable-alpha-intfpdiv",
cl::desc("Use the FP div instruction for integer div when possible"), cl::desc("Use the FP div instruction for integer div when possible"),
cl::Hidden); cl::Hidden);
cl::opt<bool> EnableAlphaFTOI("enable-alpha-ftoi", cl::opt<bool> EnableAlphaFTOI("enable-alpha-FTOI",
cl::desc("Enable use of ftoi* and itof* instructions (ev6 and higher)"), cl::desc("Enable use of ftoi* and itof* instructions (ev6 and higher)"),
cl::Hidden); cl::Hidden);
cl::opt<bool> EnableAlphaCT("enable-alpha-CT",
cl::desc("Enable use of the ctpop, ctlz, and cttz instructions"),
cl::Hidden);
cl::opt<bool> EnableAlphaCount("enable-alpha-count", cl::opt<bool> EnableAlphaCount("enable-alpha-count",
cl::desc("Print estimates on live ins and outs"), cl::desc("Print estimates on live ins and outs"),
cl::Hidden); cl::Hidden);
@@ -76,9 +79,11 @@ namespace {
setOperationAction(ISD::SREM , MVT::f32 , Expand); setOperationAction(ISD::SREM , MVT::f32 , Expand);
setOperationAction(ISD::SREM , MVT::f64 , Expand); setOperationAction(ISD::SREM , MVT::f64 , Expand);
// setOperationAction(ISD::CTPOP , MVT::i64 , Expand); if (!EnableAlphaCT) {
// setOperationAction(ISD::CTTZ , MVT::i64 , Expand); setOperationAction(ISD::CTPOP , MVT::i64 , Expand);
// setOperationAction(ISD::CTTZ , MVT::i64 , Expand); setOperationAction(ISD::CTTZ , MVT::i64 , Expand);
setOperationAction(ISD::CTTZ , MVT::i64 , Expand);
}
//If this didn't legalize into a div.... //If this didn't legalize into a div....
// setOperationAction(ISD::SREM , MVT::i64, Expand); // setOperationAction(ISD::SREM , MVT::i64, Expand);