This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rGbf3714884ae4: [clang][Driver] Handle SPARC -mcpu=native etc.
(authored by ro).
Changed prior to commit:
https://reviews.llvm.org/D130273?vs=448290&id=448529#toc
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D130273/new/
https://reviews.llvm.org/D130273
Files:
clang/lib/Driver/ToolChains/Arch/Sparc.cpp
clang/lib/Driver/ToolChains/Arch/Sparc.h
clang/lib/Driver/ToolChains/Clang.cpp
clang/lib/Driver/ToolChains/CommonArgs.cpp
clang/test/Driver/sparc-march.c
clang/test/Driver/sparc-mcpu.c
clang/test/Driver/sparc-mtune.c
Index: clang/test/Driver/sparc-mtune.c
===================================================================
--- /dev/null
+++ clang/test/Driver/sparc-mtune.c
@@ -0,0 +1,21 @@
+// RUN: %clang -target sparcv9 -### -c %s 2>&1 | FileCheck -check-prefix=SPARCV9 %s
+// SPARCV9: "-cc1"{{.*}} "-triple" "sparcv9"
+
+// RUN: %clang -target sparc64 -### -c %s 2>&1 | FileCheck -check-prefix=SPARC64 %s
+// SPARC64: "-cc1"{{.*}} "-triple" "sparc64"
+
+// RUN: %clang -target sparcv9 -mtune=v9 -### -c %s 2>&1 | FileCheck -check-prefix=SPARCV9_V9 %s
+// SPARCV9_V9: "-cc1"{{.*}} "-triple" "sparcv9"{{.*}} "-tune-cpu" "v9"
+
+// RUN: %clang -target sparcv9 -mtune=ultrasparc -### -c %s 2>&1 | FileCheck -check-prefix=SPARCV9_US %s
+// SPARCV9_US: "-cc1"{{.*}} "-triple" "sparcv9"{{.*}} "-tune-cpu" "ultrasparc"
+
+// RUN: %clang -target sparc -### -c %s 2>&1 | FileCheck -check-prefix=SPARC %s
+// SPARC: "-cc1"{{.*}} "-triple" "sparc"
+
+// RUN: %clang -target sparc -mtune=v9 -### -c %s 2>&1 | FileCheck -check-prefix=SPARC_V9 %s
+// SPARC_V9: "-cc1"{{.*}} "-triple" "sparc"{{.*}} "-tune-cpu" "v9"
+
+// RUN: %clang -target sparc -mtune=ultrasparc -### -c %s 2>&1 | FileCheck -check-prefix=SPARC_US %s
+// SPARC_US: "-cc1"{{.*}} "-triple" "sparc"{{.*}} "-tune-cpu" "ultrasparc"
+
Index: clang/test/Driver/sparc-mcpu.c
===================================================================
--- /dev/null
+++ clang/test/Driver/sparc-mcpu.c
@@ -0,0 +1,21 @@
+// RUN: %clang -target sparcv9 -### -c %s 2>&1 | FileCheck -check-prefix=SPARCV9 %s
+// SPARCV9: "-cc1"{{.*}} "-triple" "sparcv9"
+
+// RUN: %clang -target sparc64 -### -c %s 2>&1 | FileCheck -check-prefix=SPARC64 %s
+// SPARC64: "-cc1"{{.*}} "-triple" "sparc64"
+
+// RUN: %clang -target sparcv9 -mcpu=v9 -### -c %s 2>&1 | FileCheck -check-prefix=SPARCV9_V9 %s
+// SPARCV9_V9: "-cc1"{{.*}} "-triple" "sparcv9"{{.*}} "-target-cpu" "v9"
+
+// RUN: %clang -target sparcv9 -mcpu=ultrasparc -### -c %s 2>&1 | FileCheck -check-prefix=SPARCV9_US %s
+// SPARCV9_US: "-cc1"{{.*}} "-triple" "sparcv9"{{.*}} "-target-cpu" "ultrasparc"
+
+// RUN: %clang -target sparc -### -c %s 2>&1 | FileCheck -check-prefix=SPARC %s
+// SPARC: "-cc1"{{.*}} "-triple" "sparc"
+
+// RUN: %clang -target sparc -mcpu=v9 -### -c %s 2>&1 | FileCheck -check-prefix=SPARC_V9 %s
+// SPARC_V9: "-cc1"{{.*}} "-triple" "sparc"{{.*}} "-target-cpu" "v9"
+
+// RUN: %clang -target sparc -mcpu=ultrasparc -### -c %s 2>&1 | FileCheck -check-prefix=SPARC_US %s
+// SPARC_US: "-cc1"{{.*}} "-triple" "sparc"{{.*}} "-target-cpu" "ultrasparc"
+
Index: clang/test/Driver/sparc-march.c
===================================================================
--- /dev/null
+++ clang/test/Driver/sparc-march.c
@@ -0,0 +1,4 @@
+// RUN: %clang -target sparcv9 -march=v9 -### -c %s 2>&1 | FileCheck %s
+// RUN: %clang -target sparc64 -march=v9 -### -c %s 2>&1 | FileCheck %s
+// RUN: %clang -target sparc -march=v9 -### -c %s 2>&1 | FileCheck %s
+// CHECK: error: unsupported option '-march=' for target
Index: clang/lib/Driver/ToolChains/CommonArgs.cpp
===================================================================
--- clang/lib/Driver/ToolChains/CommonArgs.cpp
+++ clang/lib/Driver/ToolChains/CommonArgs.cpp
@@ -12,6 +12,7 @@
#include "Arch/M68k.h"
#include "Arch/Mips.h"
#include "Arch/PPC.h"
+#include "Arch/Sparc.h"
#include "Arch/SystemZ.h"
#include "Arch/VE.h"
#include "Arch/X86.h"
@@ -431,15 +432,15 @@
case llvm::Triple::bpfel:
case llvm::Triple::bpfeb:
- case llvm::Triple::sparc:
- case llvm::Triple::sparcel:
- case llvm::Triple::sparcv9:
if (const Arg *A = Args.getLastArg(options::OPT_mcpu_EQ))
return A->getValue();
- if (T.getArch() == llvm::Triple::sparc && T.isOSSolaris())
- return "v9";
return "";
+ case llvm::Triple::sparc:
+ case llvm::Triple::sparcel:
+ case llvm::Triple::sparcv9:
+ return sparc::getSparcTargetCPU(D, Args, T);
+
case llvm::Triple::x86:
case llvm::Triple::x86_64:
return x86::getX86TargetCPU(D, Args, T);
Index: clang/lib/Driver/ToolChains/Clang.cpp
===================================================================
--- clang/lib/Driver/ToolChains/Clang.cpp
+++ clang/lib/Driver/ToolChains/Clang.cpp
@@ -2213,6 +2213,18 @@
CmdArgs.push_back("-mfloat-abi");
CmdArgs.push_back("hard");
}
+
+ if (const Arg *A = Args.getLastArg(clang::driver::options::OPT_mtune_EQ)) {
+ StringRef Name = A->getValue();
+ std::string TuneCPU;
+ if (Name == "native")
+ TuneCPU = std::string(llvm::sys::getHostCPUName());
+ else
+ TuneCPU = std::string(Name);
+
+ CmdArgs.push_back("-tune-cpu");
+ CmdArgs.push_back(Args.MakeArgString(TuneCPU));
+ }
}
void Clang::AddSystemZTargetArgs(const ArgList &Args,
Index: clang/lib/Driver/ToolChains/Arch/Sparc.h
===================================================================
--- clang/lib/Driver/ToolChains/Arch/Sparc.h
+++ clang/lib/Driver/ToolChains/Arch/Sparc.h
@@ -28,6 +28,9 @@
FloatABI getSparcFloatABI(const Driver &D, const llvm::opt::ArgList &Args);
+std::string getSparcTargetCPU(const Driver &D, const llvm::opt::ArgList &Args,
+ const llvm::Triple &Triple);
+
void getSparcTargetFeatures(const Driver &D, const llvm::opt::ArgList &Args,
std::vector<llvm::StringRef> &Features);
const char *getSparcAsmModeForCPU(llvm::StringRef Name,
Index: clang/lib/Driver/ToolChains/Arch/Sparc.cpp
===================================================================
--- clang/lib/Driver/ToolChains/Arch/Sparc.cpp
+++ clang/lib/Driver/ToolChains/Arch/Sparc.cpp
@@ -12,6 +12,7 @@
#include "clang/Driver/Options.h"
#include "llvm/ADT/StringSwitch.h"
#include "llvm/Option/ArgList.h"
+#include "llvm/Support/Host.h"
using namespace clang::driver;
using namespace clang::driver::tools;
@@ -113,6 +114,30 @@
return ABI;
}
+std::string sparc::getSparcTargetCPU(const Driver &D, const ArgList &Args,
+ const llvm::Triple &Triple) {
+ if (const Arg *A = Args.getLastArg(clang::driver::options::OPT_march_EQ)) {
+ D.Diag(diag::err_drv_unsupported_opt_for_target)
+ << A->getSpelling() << Triple.getTriple();
+ return "";
+ }
+
+ if (const Arg *A = Args.getLastArg(clang::driver::options::OPT_mcpu_EQ)) {
+ StringRef CPUName = A->getValue();
+ if (CPUName == "native") {
+ std::string CPU = std::string(llvm::sys::getHostCPUName());
+ if (!CPU.empty() && CPU != "generic")
+ return CPU;
+ return "";
+ }
+ return std::string(CPUName);
+ }
+
+ if (Triple.getArch() == llvm::Triple::sparc && Triple.isOSSolaris())
+ return "v9";
+ return "";
+}
+
void sparc::getSparcTargetFeatures(const Driver &D, const ArgList &Args,
std::vector<StringRef> &Features) {
sparc::FloatABI FloatABI = sparc::getSparcFloatABI(D, Args);
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