[Sparc] Add support for 'sparcel' to clang.

Differential Revision: http://reviews.llvm.org/D8784

llvm-svn: 237001

diff --git a/clang/lib/Basic/Targets.cpp b/clang/lib/Basic/Targets.cpp
index 44584c4..9c09942 100644 (file)
--- a/clang/lib/Basic/Targets.cpp
+++ b/clang/lib/Basic/Targets.cpp
@@ -5477,6 +5477,15 @@ public:
   }
 };
 
+// SPARCV8el is the 32-bit little-endian mode selected by Triple::sparcel.
+class SparcV8elTargetInfo : public SparcV8TargetInfo {
+ public:
+  SparcV8elTargetInfo(const llvm::Triple &Triple) : SparcV8TargetInfo(Triple) {
+    DescriptionString = "e-m:e-p:32:32-i64:64-f128:64-n32-S64";
+    BigEndian = false;
+  }
+};
+
 // SPARC v9 is the 64-bit mode selected by Triple::sparcv9.
 class SparcV9TargetInfo : public SparcTargetInfo {
 public:
@@ -6998,6 +7007,21 @@ static TargetInfo *AllocateTarget(const llvm::Triple &Triple) {
       return new SparcV8TargetInfo(Triple);
     }
 
+  // The 'sparcel' architecture copies all the above cases except for Solaris.
+  case llvm::Triple::sparcel:
+    switch (os) {
+    case llvm::Triple::Linux:
+      return new LinuxTargetInfo<SparcV8elTargetInfo>(Triple);
+    case llvm::Triple::NetBSD:
+      return new NetBSDTargetInfo<SparcV8elTargetInfo>(Triple);
+    case llvm::Triple::OpenBSD:
+      return new OpenBSDTargetInfo<SparcV8elTargetInfo>(Triple);
+    case llvm::Triple::RTEMS:
+      return new RTEMSTargetInfo<SparcV8elTargetInfo>(Triple);
+    default:
+      return new SparcV8elTargetInfo(Triple);
+    }
+
   case llvm::Triple::sparcv9:
     switch (os) {
     case llvm::Triple::Linux:

diff --git a/clang/lib/Driver/ToolChains.cpp b/clang/lib/Driver/ToolChains.cpp
index ab129a1..0d9e212 100644 (file)
--- a/clang/lib/Driver/ToolChains.cpp
+++ b/clang/lib/Driver/ToolChains.cpp
@@ -2078,6 +2078,7 @@ bool Generic_GCC::IsIntegratedAssemblerDefault() const {
          getTriple().getArch() == llvm::Triple::ppc64 ||
          getTriple().getArch() == llvm::Triple::ppc64le ||
          getTriple().getArch() == llvm::Triple::sparc ||
+         getTriple().getArch() == llvm::Triple::sparcel ||
          getTriple().getArch() == llvm::Triple::sparcv9 ||
          getTriple().getArch() == llvm::Triple::systemz;
 }

diff --git a/clang/lib/Driver/Tools.cpp b/clang/lib/Driver/Tools.cpp
index 0be1fa1..e215b6e 100644 (file)
--- a/clang/lib/Driver/Tools.cpp
+++ b/clang/lib/Driver/Tools.cpp
@@ -1568,6 +1568,7 @@ static std::string getCPUName(const ArgList &Args, const llvm::Triple &T) {
   }
 
   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();
@@ -1946,6 +1947,7 @@ static void getTargetFeatures(const Driver &D, const llvm::Triple &Triple,
     getPPCTargetFeatures(Args, Features);
     break;
   case llvm::Triple::sparc:
+  case llvm::Triple::sparcel:
   case llvm::Triple::sparcv9:
     getSparcTargetFeatures(Args, Features);
     break;
@@ -2833,6 +2835,7 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA,
     case llvm::Triple::mips64:
     case llvm::Triple::mips64el:
     case llvm::Triple::sparc:
+    case llvm::Triple::sparcel:
     case llvm::Triple::x86:
     case llvm::Triple::x86_64:
       IsPICLevelTwo = false; // "-fpie"
@@ -3269,6 +3272,7 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA,
     break;
 
   case llvm::Triple::sparc:
+  case llvm::Triple::sparcel:
   case llvm::Triple::sparcv9:
     AddSparcTargetArgs(Args, CmdArgs);
     break;
@@ -6580,6 +6584,7 @@ void openbsd::Assemble::ConstructJob(Compilation &C, const JobAction &JA,
     break;
 
   case llvm::Triple::sparc:
+  case llvm::Triple::sparcel:
     CmdArgs.push_back("-32");
     NeedsKPIC = true;
     break;
@@ -6958,6 +6963,7 @@ void freebsd::Assemble::ConstructJob(Compilation &C, const JobAction &JA,
       CmdArgs.push_back("-matpcs");
     }
   } else if (getToolChain().getArch() == llvm::Triple::sparc ||
+             getToolChain().getArch() == llvm::Triple::sparcel ||
              getToolChain().getArch() == llvm::Triple::sparcv9) {
     if (getToolChain().getArch() == llvm::Triple::sparc)
       CmdArgs.push_back("-Av8plusa");
@@ -7212,6 +7218,7 @@ void netbsd::Assemble::ConstructJob(Compilation &C, const JobAction &JA,
   }
 
   case llvm::Triple::sparc:
+  case llvm::Triple::sparcel:
     CmdArgs.push_back("-32");
     addAssemblerKPIC(Args, CmdArgs);
     break;
@@ -7489,6 +7496,7 @@ void gnutools::Assemble::ConstructJob(Compilation &C, const JobAction &JA,
     CmdArgs.push_back("-mlittle-endian");
     break;
   case llvm::Triple::sparc:
+  case llvm::Triple::sparcel:
     CmdArgs.push_back("-32");
     CmdArgs.push_back("-Av8plusa");
     NeedsKPIC = true;
@@ -7696,7 +7704,8 @@ static std::string getLinuxDynamicLinker(const ArgList &Args,
     else
       return "/system/bin/linker";
   } else if (ToolChain.getArch() == llvm::Triple::x86 ||
-             ToolChain.getArch() == llvm::Triple::sparc)
+             ToolChain.getArch() == llvm::Triple::sparc ||
+             ToolChain.getArch() == llvm::Triple::sparcel)
     return "/lib/ld-linux.so.2";
   else if (ToolChain.getArch() == llvm::Triple::aarch64)
     return "/lib/ld-linux-aarch64.so.1";
@@ -7798,6 +7807,7 @@ static const char *getLDMOption(const llvm::Triple &T, const ArgList &Args) {
   case llvm::Triple::ppc64le:
     return "elf64lppc";
   case llvm::Triple::sparc:
+  case llvm::Triple::sparcel:
     return "elf32_sparc";
   case llvm::Triple::sparcv9:
     return "elf64_sparc";

diff --git a/clang/test/Driver/linux-as.c b/clang/test/Driver/linux-as.c
index db76027..8aa323a 100644 (file)
--- a/clang/test/Driver/linux-as.c
+++ b/clang/test/Driver/linux-as.c
@@ -131,6 +131,14 @@
 // CHECK-SPARCV8: -Av8plusa
 // CHECK-SPARCV8: -o
 //
+// RUN: %clang -target sparcel-linux -mcpu=invalid-cpu -### \
+// RUN:   -no-integrated-as -c %s 2>&1 \
+// RUN:   | FileCheck -check-prefix=CHECK-SPARCV8EL %s
+// CHECK-SPARCV8EL: as
+// CHECK-SPARCV8EL: -32
+// CHECK-SPARCV8EL: -Av8plusa
+// CHECK-SPARCV8EL: -o
+//
 // RUN: %clang -target s390x-linux -### -no-integrated-as -c %s 2>&1 \
 // RUN:   | FileCheck -check-prefix=CHECK-Z-DEFAULT-ARCH %s
 // CHECK-Z-DEFAULT-ARCH: as{{.*}} "-march=z10"

diff --git a/clang/test/Driver/linux-ld.c b/clang/test/Driver/linux-ld.c
index 84cec7b..38edb7f 100644 (file)
--- a/clang/test/Driver/linux-ld.c
+++ b/clang/test/Driver/linux-ld.c
@@ -756,14 +756,21 @@
 // CHECK-MIPS64EL-N32-NAN2008-NOT: "--hash-style={{gnu|both}}"
 //
 // RUN: %clang %s -### -o %t.o 2>&1 \
-// RUN:     --target=sparc-linux-gnu \
+// RUN:     --target=sparc-unknown-linux-gnu \
 // RUN:   | FileCheck --check-prefix=CHECK-SPARCV8 %s
 // CHECK-SPARCV8: "{{.*}}ld{{(.exe)?}}"
 // CHECK-SPARCV8: "-m" "elf32_sparc"
 // CHECK-SPARCV8: "-dynamic-linker" "/lib/ld-linux.so.2"
 //
 // RUN: %clang %s -### -o %t.o 2>&1 \
-// RUN:     --target=sparcv9-linux-gnu \
+// RUN:     --target=sparcel-unknown-linux-gnu \
+// RUN:   | FileCheck --check-prefix=CHECK-SPARCV8EL %s
+// CHECK-SPARCV8EL: "{{.*}}ld{{(.exe)?}}"
+// CHECK-SPARCV8EL: "-m" "elf32_sparc"
+// CHECK-SPARCV8EL: "-dynamic-linker" "/lib/ld-linux.so.2"
+//
+// RUN: %clang %s -### -o %t.o 2>&1 \
+// RUN:     --target=sparcv9-unknown-linux-gnu \
 // RUN:   | FileCheck --check-prefix=CHECK-SPARCV9 %s
 // CHECK-SPARCV9: "{{.*}}ld{{(.exe)?}}"
 // CHECK-SPARCV9: "-m" "elf64_sparc"

diff --git a/clang/test/Preprocessor/predefined-arch-macros.c b/clang/test/Preprocessor/predefined-arch-macros.c
index 9fee3b6..5116a56 100644 (file)
--- a/clang/test/Preprocessor/predefined-arch-macros.c
+++ b/clang/test/Preprocessor/predefined-arch-macros.c
@@ -1676,6 +1676,39 @@
 // CHECK_PPC_CRYPTO_M64: #define __CRYPTO__
 //
 
+// Begin Sparc/GCC/Linux tests ----------------
+//
+// RUN: %clang -E -dM %s -o - 2>&1 \
+// RUN:     -target sparc-unknown-linux \
+// RUN:   | FileCheck %s -check-prefix=CHECK_SPARC
+//
+// CHECK_SPARC: #define __BIG_ENDIAN__ 1
+// CHECK_SPARC: #define __sparc 1
+// CHECK_SPARC: #define __sparc__ 1
+// CHECK_SPARC: #define __sparcv8 1
+
+//
+// RUN: %clang -E -dM %s -o - 2>&1 \
+// RUN:     -target sparcel-unknown-linux \
+// RUN:   | FileCheck %s -check-prefix=CHECK_SPARCEL
+//
+// CHECK_SPARCEL: #define __LITTLE_ENDIAN__ 1
+// CHECK_SPARCEL: #define __sparc 1
+// CHECK_SPARCEL: #define __sparc__ 1
+// CHECK_SPARCEL: #define __sparcv8 1
+//
+// RUN: %clang -E -dM %s -o - 2>&1 \
+// RUN:     -target sparcv9-unknown-linux \
+// RUN:   | FileCheck %s -check-prefix=CHECK_SPARCV9
+//
+// CHECK_SPARCV9: #define __BIG_ENDIAN__ 1
+// CHECK_SPARCV9: #define __sparc 1
+// CHECK_SPARCV9: #define __sparc64__ 1
+// CHECK_SPARCV9: #define __sparc__ 1
+// CHECK_SPARCV9: #define __sparc_v9__ 1
+// CHECK_SPARCV9: #define __sparcv9 1
+// CHECK_SPARCV9: #define __sparcv9__ 1
+
 // Begin SystemZ/GCC/Linux tests ----------------
 //
 // RUN: %clang -march=z10 -E -dM %s -o - 2>&1 \