mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-13 04:30:23 +00:00
Refactor to new GetNumElements function.
No functional change. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@119404 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
parent
3380f6a4d0
commit
b308b62e6a
@ -483,10 +483,9 @@ static std::string Duplicate(unsigned nElts, StringRef typestr,
|
||||
return s;
|
||||
}
|
||||
|
||||
// Generate the definition for this intrinsic, e.g. "a + b" for OpAdd.
|
||||
static std::string GenOpString(OpKind op, const std::string &proto,
|
||||
StringRef typestr) {
|
||||
bool dummy, quad = false;
|
||||
static unsigned GetNumElements(StringRef typestr, bool &quad) {
|
||||
quad = false;
|
||||
bool dummy = false;
|
||||
char type = ClassifyType(typestr, quad, dummy, dummy);
|
||||
unsigned nElts = 0;
|
||||
switch (type) {
|
||||
@ -496,7 +495,19 @@ static std::string GenOpString(OpKind op, const std::string &proto,
|
||||
case 'l': nElts = 1; break;
|
||||
case 'h': nElts = 4; break;
|
||||
case 'f': nElts = 2; break;
|
||||
default:
|
||||
throw "unhandled type!";
|
||||
break;
|
||||
}
|
||||
if (quad) nElts <<= 1;
|
||||
return nElts;
|
||||
}
|
||||
|
||||
// Generate the definition for this intrinsic, e.g. "a + b" for OpAdd.
|
||||
static std::string GenOpString(OpKind op, const std::string &proto,
|
||||
StringRef typestr) {
|
||||
bool quad;
|
||||
unsigned nElts = GetNumElements(typestr, quad);
|
||||
|
||||
std::string ts = TypeString(proto[0], typestr);
|
||||
std::string s;
|
||||
@ -516,19 +527,19 @@ static std::string GenOpString(OpKind op, const std::string &proto,
|
||||
s += "a - b";
|
||||
break;
|
||||
case OpMulN:
|
||||
s += "a * " + Duplicate(nElts << (int)quad, typestr, "b");
|
||||
s += "a * " + Duplicate(nElts, typestr, "b");
|
||||
break;
|
||||
case OpMul:
|
||||
s += "a * b";
|
||||
break;
|
||||
case OpMlaN:
|
||||
s += "a + (b * " + Duplicate(nElts << (int)quad, typestr, "c") + ")";
|
||||
s += "a + (b * " + Duplicate(nElts, typestr, "c") + ")";
|
||||
break;
|
||||
case OpMla:
|
||||
s += "a + (b * c)";
|
||||
break;
|
||||
case OpMlsN:
|
||||
s += "a - (b * " + Duplicate(nElts << (int)quad, typestr, "c") + ")";
|
||||
s += "a - (b * " + Duplicate(nElts, typestr, "c") + ")";
|
||||
break;
|
||||
case OpMls:
|
||||
s += "a - (b * c)";
|
||||
@ -583,7 +594,7 @@ static std::string GenOpString(OpKind op, const std::string &proto,
|
||||
s += "(((float64x2_t)a)[0])";
|
||||
break;
|
||||
case OpDup:
|
||||
s += Duplicate(nElts << (int)quad, typestr, "a");
|
||||
s += Duplicate(nElts, typestr, "a");
|
||||
break;
|
||||
case OpSelect:
|
||||
// ((0 & 1) | (~0 & 2))
|
||||
@ -593,26 +604,29 @@ static std::string GenOpString(OpKind op, const std::string &proto,
|
||||
break;
|
||||
case OpRev16:
|
||||
s += "__builtin_shufflevector(a, a";
|
||||
for (unsigned i = 2; i <= nElts << (int)quad; i += 2)
|
||||
for (unsigned i = 2; i <= nElts; i += 2)
|
||||
for (unsigned j = 0; j != 2; ++j)
|
||||
s += ", " + utostr(i - j - 1);
|
||||
s += ")";
|
||||
break;
|
||||
case OpRev32:
|
||||
nElts >>= 1;
|
||||
case OpRev32: {
|
||||
unsigned WordElts = nElts >> (1 + (int)quad);
|
||||
s += "__builtin_shufflevector(a, a";
|
||||
for (unsigned i = nElts; i <= nElts << (1 + (int)quad); i += nElts)
|
||||
for (unsigned j = 0; j != nElts; ++j)
|
||||
for (unsigned i = WordElts; i <= nElts; i += WordElts)
|
||||
for (unsigned j = 0; j != WordElts; ++j)
|
||||
s += ", " + utostr(i - j - 1);
|
||||
s += ")";
|
||||
break;
|
||||
case OpRev64:
|
||||
}
|
||||
case OpRev64: {
|
||||
unsigned DblWordElts = nElts >> (int)quad;
|
||||
s += "__builtin_shufflevector(a, a";
|
||||
for (unsigned i = nElts; i <= nElts << (int)quad; i += nElts)
|
||||
for (unsigned j = 0; j != nElts; ++j)
|
||||
for (unsigned i = DblWordElts; i <= nElts; i += DblWordElts)
|
||||
for (unsigned j = 0; j != DblWordElts; ++j)
|
||||
s += ", " + utostr(i - j - 1);
|
||||
s += ")";
|
||||
break;
|
||||
}
|
||||
default:
|
||||
throw "unknown OpKind!";
|
||||
break;
|
||||
@ -678,19 +692,8 @@ static unsigned GetNeonEnum(const std::string &proto, StringRef typestr) {
|
||||
// Generate the definition for this intrinsic, e.g. __builtin_neon_cls(a)
|
||||
static std::string GenBuiltin(const std::string &name, const std::string &proto,
|
||||
StringRef typestr, ClassKind ck) {
|
||||
bool dummy, quad = false;
|
||||
char type = ClassifyType(typestr, quad, dummy, dummy);
|
||||
unsigned nElts = 0;
|
||||
switch (type) {
|
||||
case 'c': nElts = 8; break;
|
||||
case 's': nElts = 4; break;
|
||||
case 'i': nElts = 2; break;
|
||||
case 'l': nElts = 1; break;
|
||||
case 'h': nElts = 4; break;
|
||||
case 'f': nElts = 2; break;
|
||||
}
|
||||
if (quad) nElts <<= 1;
|
||||
|
||||
bool quad;
|
||||
unsigned nElts = GetNumElements(typestr, quad);
|
||||
char arg = 'a';
|
||||
std::string s;
|
||||
|
||||
|
Loading…
Reference in New Issue
Block a user