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Refactor ARM subarchitecture parsing

Browse Source 
According to a FIXME in ARMMCTargetDesc.cpp the ARM version parsing should be
in the Triple helper class.

Patch by: Gabor Ballabas

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@212479 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Renato Golin
2014-07-07 20:01:11 +00:00
parent 50e72958aa
commit 7b4a688246
3 changed files with 123 additions and 82 deletions
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23
lib/Support/Triple.cpp
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@@ -350,6 +350,26 @@ static Triple::ObjectFormatType parseFormat(StringRef EnvironmentName) {
.Default(Triple::UnknownObjectFormat);
}
static Triple::SubArchType parseSubArch(StringRef SubArchName) {
return StringSwitch<Triple::SubArchType>(SubArchName)
.EndsWith("v8", Triple::ARMSubArch_v8)
.EndsWith("v8a", Triple::ARMSubArch_v8)
.EndsWith("v7", Triple::ARMSubArch_v7)
.EndsWith("v7a", Triple::ARMSubArch_v7)
.EndsWith("v7em", Triple::ARMSubArch_v7em)
.EndsWith("v7m", Triple::ARMSubArch_v7m)
.EndsWith("v7s", Triple::ARMSubArch_v7s)
.EndsWith("v6", Triple::ARMSubArch_v6)
.EndsWith("v6m", Triple::ARMSubArch_v6m)
.EndsWith("v6t2", Triple::ARMSubArch_v6t2)
.EndsWith("v5", Triple::ARMSubArch_v5)
.EndsWith("v5t", Triple::ARMSubArch_v5)
.EndsWith("v5te", Triple::ARMSubArch_v5te)
.EndsWith("v4t", Triple::ARMSubArch_v4t)
.EndsWith("v4", Triple::ARMSubArch_v4)
.Default(Triple::NoSubArch);
}
static const char *getObjectFormatTypeName(Triple::ObjectFormatType Kind) {
switch (Kind) {
case Triple::UnknownObjectFormat: return "";
@@ -375,6 +395,7 @@ static Triple::ObjectFormatType getDefaultFormat(const Triple &T) {
Triple::Triple(const Twine &Str)
: Data(Str.str()),
Arch(parseArch(getArchName())),
SubArch(parseSubArch(getArchName())),
Vendor(parseVendor(getVendorName())),
OS(parseOS(getOSName())),
Environment(parseEnvironment(getEnvironmentName())),
@@ -392,6 +413,7 @@ Triple::Triple(const Twine &Str)
Triple::Triple(const Twine &ArchStr, const Twine &VendorStr, const Twine &OSStr)
: Data((ArchStr + Twine('-') + VendorStr + Twine('-') + OSStr).str()),
Arch(parseArch(ArchStr.str())),
SubArch(parseSubArch(ArchStr.str())),
Vendor(parseVendor(VendorStr.str())),
OS(parseOS(OSStr.str())),
Environment(), ObjectFormat(Triple::UnknownObjectFormat) {
@@ -408,6 +430,7 @@ Triple::Triple(const Twine &ArchStr, const Twine &VendorStr, const Twine &OSStr,
: Data((ArchStr + Twine('-') + VendorStr + Twine('-') + OSStr + Twine('-') +
EnvironmentStr).str()),
Arch(parseArch(ArchStr.str())),
SubArch(parseSubArch(ArchStr.str())),
Vendor(parseVendor(VendorStr.str())),
OS(parseOS(OSStr.str())),
Environment(parseEnvironment(EnvironmentStr.str())),