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Add four new command line options for MIPS CPU selection: 

-mips32, -mips32r2, -mips64, -mips64r2.

The patch reviewed by Eric Christopher.

llvm-svn: 164410
This commit is contained in:
Simon Atanasyan 2012-09-21 20:19:32 +00:00
parent 55023de547
commit 2efe53e448
4 changed files with 71 additions and 2 deletions
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10
clang/include/clang/Driver/Options.td
View File

@ -41,6 +41,8 @@ def m_x86_Features_Group : OptionGroup<"<m x86 features group>">, Group<m_Group
def m_hexagon_Features_Group : OptionGroup<"<m hexagon features group>">, Group<m_Group>;
def opencl_Group : OptionGroup<"<opencl group>">;
def u_Group : OptionGroup<"<u group>">;
def mips_CPUs_Group : OptionGroup<"<MIPS CPU aliases group>">,
Group<CompileOnly_Group>;
def pedantic_Group : OptionGroup<"<pedantic group>">,
Group<CompileOnly_Group>;
@ -869,6 +871,14 @@ def mdsp : Flag<"-mdsp">, Group<m_Group>;
def mno_dsp : Flag<"-mno-dsp">, Group<m_Group>;
def mdspr2 : Flag<"-mdspr2">, Group<m_Group>;
def mno_dspr2 : Flag<"-mno-dspr2">, Group<m_Group>;
def mips32 : Flag<"-mips32">, Group<mips_CPUs_Group>,
HelpText<"Equivalent to -march=mips32">;
def mips32r2 : Flag<"-mips32r2">, Group<mips_CPUs_Group>,
HelpText<"Equivalent to -march=mips32r2">;
def mips64 : Flag<"-mips64">, Group<mips_CPUs_Group>,
HelpText<"Equivalent to -march=mips64">;
def mips64r2 : Flag<"-mips64r2">, Group<mips_CPUs_Group>,
HelpText<"Equivalent to -march=mips64r2">;
def mthumb : Flag<"-mthumb">, Group<m_Group>;
def mtune_EQ : Joined<"-mtune=">, Group<m_Group>;
def multi__module : Flag<"-multi_module">;

23
clang/lib/Driver/Tools.cpp
View File

@ -778,6 +778,20 @@ void Clang::AddARMTargetArgs(const ArgList &Args,
CmdArgs.push_back("-no-implicit-float");
}
// Translate MIPS CPU name alias option to CPU name.
static StringRef getMipsCPUFromAlias(const Arg &A) {
if (A.getOption().matches(options::OPT_mips32))
return "mips32";
if (A.getOption().matches(options::OPT_mips32r2))
return "mips32r2";
if (A.getOption().matches(options::OPT_mips64))
return "mips64";
if (A.getOption().matches(options::OPT_mips64r2))
return "mips64r2";
llvm_unreachable("Unexpected option");
return "";
}
// Get CPU and ABI names. They are not independent
// so we have to calculate them together.
static void getMipsCPUAndABI(const ArgList &Args,
@ -788,8 +802,13 @@ static void getMipsCPUAndABI(const ArgList &Args,
const char *DefMips64CPU = "mips64";
if (Arg *A = Args.getLastArg(options::OPT_march_EQ,
options::OPT_mcpu_EQ))
CPUName = A->getValue(Args);
options::OPT_mcpu_EQ,
options::OPT_mips_CPUs_Group)) {
if (A->getOption().matches(options::OPT_mips_CPUs_Group))
CPUName = getMipsCPUFromAlias(*A);
else
CPUName = A->getValue(Args);
}
if (Arg *A = Args.getLastArg(options::OPT_mabi_EQ))
ABIName = A->getValue(Args);

20
clang/test/Driver/freebsd-mips-as.c
View File

@ -59,3 +59,23 @@
// RUN: -no-integrated-as -c %s 2>&1 \
// RUN: | FileCheck -check-prefix=MIPS-32R2 %s
// MIPS-32R2: as{{(.exe)?}}" "-march" "mips32r2" "-mabi" "32" "-EB"
//
// RUN: %clang -target mips-unknown-freebsd -mips32 -### \
// RUN: -no-integrated-as -c %s 2>&1 \
// RUN: | FileCheck -check-prefix=MIPS-ALIAS-32 %s
// MIPS-ALIAS-32: as{{(.exe)?}}" "-march" "mips32" "-mabi" "32" "-EB"
//
// RUN: %clang -target mips-unknown-freebsd -mips32r2 -### \
// RUN: -no-integrated-as -c %s 2>&1 \
// RUN: | FileCheck -check-prefix=MIPS-ALIAS-32R2 %s
// MIPS-ALIAS-32R2: as{{(.exe)?}}" "-march" "mips32r2" "-mabi" "32" "-EB"
//
// RUN: %clang -target mips-unknown-freebsd -mips64 -### \
// RUN: -no-integrated-as -c %s 2>&1 \
// RUN: | FileCheck -check-prefix=MIPS-ALIAS-64 %s
// MIPS-ALIAS-64: as{{(.exe)?}}" "-march" "mips64" "-mabi" "64" "-EB"
//
// RUN: %clang -target mips-unknown-freebsd -mips64r2 -### \
// RUN: -no-integrated-as -c %s 2>&1 \
// RUN: | FileCheck -check-prefix=MIPS-ALIAS-64R2 %s
// MIPS-ALIAS-64R2: as{{(.exe)?}}" "-march" "mips64r2" "-mabi" "64" "-EB"

20
clang/test/Driver/mips-as.c
View File

@ -43,3 +43,23 @@
// RUN: -no-integrated-as -c %s 2>&1 \
// RUN: | FileCheck -check-prefix=MIPS-32R2 %s
// MIPS-32R2: as{{(.exe)?}}" "-march" "mips32r2" "-mabi" "32" "-EB"
//
// RUN: %clang -target mips-linux-gnu -mips32 -### \
// RUN: -no-integrated-as -c %s 2>&1 \
// RUN: | FileCheck -check-prefix=MIPS-ALIAS-32 %s
// MIPS-ALIAS-32: as{{(.exe)?}}" "-march" "mips32" "-mabi" "32" "-EB"
//
// RUN: %clang -target mips-linux-gnu -mips32r2 -### \
// RUN: -no-integrated-as -c %s 2>&1 \
// RUN: | FileCheck -check-prefix=MIPS-ALIAS-32R2 %s
// MIPS-ALIAS-32R2: as{{(.exe)?}}" "-march" "mips32r2" "-mabi" "32" "-EB"
//
// RUN: %clang -target mips-linux-gnu -mips64 -### \
// RUN: -no-integrated-as -c %s 2>&1 \
// RUN: | FileCheck -check-prefix=MIPS-ALIAS-64 %s
// MIPS-ALIAS-64: as{{(.exe)?}}" "-march" "mips64" "-mabi" "64" "-EB"
//
// RUN: %clang -target mips-linux-gnu -mips64r2 -### \
// RUN: -no-integrated-as -c %s 2>&1 \
// RUN: | FileCheck -check-prefix=MIPS-ALIAS-64R2 %s
// MIPS-ALIAS-64R2: as{{(.exe)?}}" "-march" "mips64r2" "-mabi" "64" "-EB"