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Add in -msse4.1 and -msse4.2 options and continuing a rather 

hacky solution for translating.  Expanded on comment explaining
the hack a bit.

llvm-svn: 97714
This commit is contained in:
Eric Christopher 2010-03-04 02:26:37 +00:00
parent c58aea0086
commit 399ffa55d2
2 changed files with 13 additions and 3 deletions
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5
clang/include/clang/Driver/Options.td
View File

@ -64,6 +64,7 @@ def clang_ignored_m_Group : OptionGroup<"<clang ignored m group>">,
// , => _COMMA
// = => _EQ
// C++ => CXX
// . => _
// Developer Driver Options
@ -420,6 +421,8 @@ def mno_sse2 : Flag<"-mno-sse2">, Group<m_x86_Features_Group>;
def mno_sse3 : Flag<"-mno-sse3">, Group<m_x86_Features_Group>;
def mno_sse4a : Flag<"-mno-sse4a">, Group<m_x86_Features_Group>;
def mno_sse4 : Flag<"-mno-sse4">, Group<m_x86_Features_Group>;
def mno_sse4_1 : Flag<"-mno-sse4.1">, Group<m_x86_Features_Group>;
def mno_sse4_2 : Flag<"-mno-sse4.2">, Group<m_x86_Features_Group>;
def mno_sse : Flag<"-mno-sse">, Group<m_x86_Features_Group>;
def mno_ssse3 : Flag<"-mno-ssse3">, Group<m_x86_Features_Group>;
@ -434,6 +437,8 @@ def msse2 : Flag<"-msse2">, Group<m_x86_Features_Group>;
def msse3 : Flag<"-msse3">, Group<m_x86_Features_Group>;
def msse4a : Flag<"-msse4a">, Group<m_x86_Features_Group>;
def msse4 : Flag<"-msse4">, Group<m_x86_Features_Group>;
def msse4_1 : Flag<"-msse4.1">, Group<m_x86_Features_Group>;
def msse4_2 : Flag<"-msse4.2">, Group<m_x86_Features_Group>;
def msse : Flag<"-msse">, Group<m_x86_Features_Group>;
def mssse3 : Flag<"-mssse3">, Group<m_x86_Features_Group>;
def mthumb : Flag<"-mthumb">, Group<m_Group>;

11
clang/lib/Basic/Targets.cpp
View File

@ -734,8 +734,10 @@ void X86TargetInfo::getDefaultFeatures(const std::string &CPU,
bool X86TargetInfo::setFeatureEnabled(llvm::StringMap<bool> &Features,
const std::string &Name,
bool Enabled) const {
// FIXME: This *really* should not be here.
if (!Features.count(Name) && Name != "sse4")
// FIXME: This *really* should not be here. We need some way of translating
// options into llvm subtarget features.
if (!Features.count(Name) &&
(Name != "sse4" && Name != "sse4.2" && Name != "sse4.1"))
return false;
if (Enabled) {
@ -751,9 +753,12 @@ bool X86TargetInfo::setFeatureEnabled(llvm::StringMap<bool> &Features,
else if (Name == "ssse3")
Features["mmx"] = Features["sse"] = Features["sse2"] = Features["sse3"] =
Features["ssse3"] = true;
else if (Name == "sse4")
else if (Name == "sse4" || Name == "sse4.2")
Features["mmx"] = Features["sse"] = Features["sse2"] = Features["sse3"] =
Features["ssse3"] = Features["sse41"] = Features["sse42"] = true;
else if (Name == "sse4.1")
Features["mmx"] = Features["sse"] = Features["sse2"] = Features["sse3"] =
Features["ssse3"] = Features["sse41"] = true;
else if (Name == "3dnow")
Features["3dnowa"] = true;
else if (Name == "3dnowa")