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Add support for PPC 128bit doubledouble type.

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On a PowerPC target the datatype real is mapped to PPC 128bit doubledouble type.
Please note that this yet does not work if you cross compile from a different
architecture.
This commit is contained in:
kai
2012-12-30 17:18:36 +01:00
parent ce47e5a083
commit 2898e5cac3
4 changed files with 20 additions and 2 deletions
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8
gen/llvmhelpers.cpp
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@@ -1585,8 +1585,9 @@ void DtoOverloadedIntrinsicName(TemplateInstance* ti, TemplateDeclaration* td, s
fatal(); // or LLVM asserts
}
llvm::Type *dtype(DtoType(T));
char tmp[21]; // probably excessive, but covers a uint64_t
sprintf(tmp, "%lu", static_cast<unsigned long>(gDataLayout->getTypeSizeInBits(DtoType(T))));
sprintf(tmp, "%lu", static_cast<unsigned long>(gDataLayout->getTypeSizeInBits(dtype)));
// replace # in name with bitsize
name = td->intrinsicName;
@@ -1595,6 +1596,11 @@ void DtoOverloadedIntrinsicName(TemplateInstance* ti, TemplateDeclaration* td, s
size_t pos;
while(std::string::npos != (pos = name.find(needle))) {
if (pos > 0 && name[pos-1] == prefix) {
// Check for special PPC128 double
if (dtype->isPPC_FP128Ty()) {
name.insert(pos-1, "ppc");
pos += 3;
}
// Properly prefixed, insert bitwidth.
name.replace(pos, 1, tmp);
} else {