Implement Adnroid MIPS toolchain support:

1. Add mipsel-linux-android to the list of valid MIPS target triples.
2. Add <gcc install path>/mips-r2 to the list of toolchain specific path
   prefixes if target is mipsel-linux-android.

The patch reviewed by Logan Chien.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@165131 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Driver/ToolChains.cpp b/lib/Driver/ToolChains.cpp
index 81f388781aaaaebb19d48a568a2f836f40a7f815..27375de27d07544cfef6b24425e5a2a4a57b6ea1 100644 (file)
--- a/lib/Driver/ToolChains.cpp
+++ b/lib/Driver/ToolChains.cpp
@@ -1193,7 +1193,10 @@ Generic_GCC::GCCInstallationDetector::GCCInstallationDetector(
   static const char *const MIPSLibDirs[] = { "/lib" };
   static const char *const MIPSTriples[] = { "mips-linux-gnu" };
   static const char *const MIPSELLibDirs[] = { "/lib" };
-  static const char *const MIPSELTriples[] = { "mipsel-linux-gnu" };
+  static const char *const MIPSELTriples[] = {
+    "mipsel-linux-gnu",
+    "mipsel-linux-android"
+  };
 
   static const char *const MIPS64LibDirs[] = { "/lib64", "/lib" };
   static const char *const MIPS64Triples[] = { "mips64-linux-gnu" };
@@ -2079,6 +2082,25 @@ static bool isMipsArch(llvm::Triple::ArchType Arch) {
          Arch == llvm::Triple::mips64el;
 }
 
+static bool isMipsR2Arch(llvm::Triple::ArchType Arch,
+                         const ArgList &Args) {
+  if (Arch != llvm::Triple::mips &&
+      Arch != llvm::Triple::mipsel)
+    return false;
+
+  Arg *A = Args.getLastArg(options::OPT_march_EQ,
+                           options::OPT_mcpu_EQ,
+                           options::OPT_mips_CPUs_Group);
+
+  if (!A)
+    return false;
+
+  if (A->getOption().matches(options::OPT_mips_CPUs_Group))
+    return A->getOption().matches(options::OPT_mips32r2);
+
+  return A->getValue(Args) == StringRef("mips32r2");
+}
+
 static StringRef getMultilibDir(const llvm::Triple &Triple,
                                 const ArgList &Args) {
   if (!isMipsArch(Triple.getArch()))
@@ -2160,9 +2182,16 @@ Linux::Linux(const Driver &D, const llvm::Triple &Triple, const ArgList &Args)
   if (GCCInstallation.isValid()) {
     const llvm::Triple &GCCTriple = GCCInstallation.getTriple();
     const std::string &LibPath = GCCInstallation.getParentLibPath();
-    addPathIfExists((GCCInstallation.getInstallPath() +
-                     GCCInstallation.getMultiarchSuffix()),
-                    Paths);
+
+    if (IsAndroid && isMipsR2Arch(Triple.getArch(), Args))
+      addPathIfExists(GCCInstallation.getInstallPath() +
+                      GCCInstallation.getMultiarchSuffix() +
+                      "/mips-r2",
+                      Paths);
+    else
+      addPathIfExists((GCCInstallation.getInstallPath() +
+                       GCCInstallation.getMultiarchSuffix()),
+                      Paths);
 
     // If the GCC installation we found is inside of the sysroot, we want to
     // prefer libraries installed in the parent prefix of the GCC installation.

diff --git a/test/Driver/Inputs/basic_android_tree/lib/gcc/mipsel-linux-android/4.4.3/crtbegin.o b/test/Driver/Inputs/basic_android_tree/lib/gcc/mipsel-linux-android/4.4.3/crtbegin.o
new file mode 100644 (file)
index 0000000..e69de29

diff --git a/test/Driver/Inputs/basic_android_tree/lib/gcc/mipsel-linux-android/4.4.3/crtbeginS.o b/test/Driver/Inputs/basic_android_tree/lib/gcc/mipsel-linux-android/4.4.3/crtbeginS.o
new file mode 100644 (file)
index 0000000..e69de29

diff --git a/test/Driver/Inputs/basic_android_tree/lib/gcc/mipsel-linux-android/4.4.3/crtbeginT.o b/test/Driver/Inputs/basic_android_tree/lib/gcc/mipsel-linux-android/4.4.3/crtbeginT.o
new file mode 100644 (file)
index 0000000..e69de29

diff --git a/test/Driver/Inputs/basic_android_tree/lib/gcc/mipsel-linux-android/4.4.3/crtend.o b/test/Driver/Inputs/basic_android_tree/lib/gcc/mipsel-linux-android/4.4.3/crtend.o
new file mode 100644 (file)
index 0000000..e69de29

diff --git a/test/Driver/Inputs/basic_android_tree/lib/gcc/mipsel-linux-android/4.4.3/crtendS.o b/test/Driver/Inputs/basic_android_tree/lib/gcc/mipsel-linux-android/4.4.3/crtendS.o
new file mode 100644 (file)
index 0000000..e69de29

diff --git a/test/Driver/Inputs/basic_android_tree/lib/gcc/mipsel-linux-android/4.4.3/mips-r2/crtbegin.o b/test/Driver/Inputs/basic_android_tree/lib/gcc/mipsel-linux-android/4.4.3/mips-r2/crtbegin.o
new file mode 100644 (file)
index 0000000..e69de29

diff --git a/test/Driver/Inputs/basic_android_tree/lib/gcc/mipsel-linux-android/4.4.3/mips-r2/crtbeginS.o b/test/Driver/Inputs/basic_android_tree/lib/gcc/mipsel-linux-android/4.4.3/mips-r2/crtbeginS.o
new file mode 100644 (file)
index 0000000..e69de29

diff --git a/test/Driver/Inputs/basic_android_tree/lib/gcc/mipsel-linux-android/4.4.3/mips-r2/crtbeginT.o b/test/Driver/Inputs/basic_android_tree/lib/gcc/mipsel-linux-android/4.4.3/mips-r2/crtbeginT.o
new file mode 100644 (file)
index 0000000..e69de29

diff --git a/test/Driver/Inputs/basic_android_tree/lib/gcc/mipsel-linux-android/4.4.3/mips-r2/crtend.o b/test/Driver/Inputs/basic_android_tree/lib/gcc/mipsel-linux-android/4.4.3/mips-r2/crtend.o
new file mode 100644 (file)
index 0000000..e69de29

diff --git a/test/Driver/Inputs/basic_android_tree/lib/gcc/mipsel-linux-android/4.4.3/mips-r2/crtendS.o b/test/Driver/Inputs/basic_android_tree/lib/gcc/mipsel-linux-android/4.4.3/mips-r2/crtendS.o
new file mode 100644 (file)
index 0000000..e69de29

diff --git a/test/Driver/Inputs/basic_android_tree/mipsel-linux-android/bin/.keep b/test/Driver/Inputs/basic_android_tree/mipsel-linux-android/bin/.keep
new file mode 100644 (file)
index 0000000..e69de29

diff --git a/test/Driver/Inputs/basic_android_tree/mipsel-linux-android/include/c++/4.4.3/.keep b/test/Driver/Inputs/basic_android_tree/mipsel-linux-android/include/c++/4.4.3/.keep
new file mode 100644 (file)
index 0000000..e69de29

diff --git a/test/Driver/Inputs/basic_android_tree/mipsel-linux-android/lib/.keep b/test/Driver/Inputs/basic_android_tree/mipsel-linux-android/lib/.keep
new file mode 100644 (file)
index 0000000..e69de29

diff --git a/test/Driver/android-standalone.cpp b/test/Driver/android-standalone.cpp
index 6ed5fe650a22f851cd3ceab0f3205bf39ccba3d7..dc41ed7559a29660d415e95e6d33e433b7efa97a 100644 (file)
--- a/test/Driver/android-standalone.cpp
+++ b/test/Driver/android-standalone.cpp
@@ -15,3 +15,51 @@
 // CHECK: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.4.3"
 // CHECK: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.4.3/../../../../arm-linux-androideabi/lib"
 // CHECK: "-L{{.*}}/sysroot/usr/lib"
+//
+// RUN: %clang -no-canonical-prefixes %s -### -o %t.o 2>&1 \
+// RUN:     -target mipsel-linux-android \
+// RUN:     -mips32 \
+// RUN:     -B%S/Inputs/basic_android_tree \
+// RUN:     --sysroot=%S/Inputs/basic_android_tree/sysroot \
+// RUN:   | FileCheck --check-prefix=CHECK-MIPS %s
+// CHECK-MIPS: {{.*}}clang{{.*}}" "-cc1"
+// CHECK-MIPS: "-internal-isystem" "{{.*}}/mipsel-linux-android/include/c++/4.4.3"
+// CHECK-MIPS: "-internal-isystem" "{{.*}}/mipsel-linux-android/include/c++/4.4.3/mipsel-linux-android"
+// CHECK-MIPS: "-internal-externc-isystem" "{{.*}}/sysroot/include"
+// CHECK-MIPS: "-internal-externc-isystem" "{{.*}}/sysroot/usr/include"
+// CHECK-MIPS: "{{.*}}ld{{(.exe)?}}" "--sysroot=[[SYSROOT:[^"]+]]"
+// CHECK-MIPS: "-L{{.*}}/lib/gcc/mipsel-linux-android/4.4.3"
+// CHECK-MIPS: "-L{{.*}}/lib/gcc/mipsel-linux-android/4.4.3/../../../../mipsel-linux-android/lib"
+// CHECK-MIPS: "-L{{.*}}/sysroot/usr/lib"
+//
+// RUN: %clang -no-canonical-prefixes %s -### -o %t.o 2>&1 \
+// RUN:     -target mipsel-linux-android \
+// RUN:     -march=mips32 -mips32r2 \
+// RUN:     -B%S/Inputs/basic_android_tree \
+// RUN:     --sysroot=%S/Inputs/basic_android_tree/sysroot \
+// RUN:   | FileCheck --check-prefix=CHECK-MIPSR2 %s
+// CHECK-MIPSR2: {{.*}}clang{{.*}}" "-cc1"
+// CHECK-MIPSR2: "-internal-isystem" "{{.*}}/mipsel-linux-android/include/c++/4.4.3"
+// CHECK-MIPSR2: "-internal-isystem" "{{.*}}/mipsel-linux-android/include/c++/4.4.3/mipsel-linux-android"
+// CHECK-MIPSR2: "-internal-externc-isystem" "{{.*}}/sysroot/include"
+// CHECK-MIPSR2: "-internal-externc-isystem" "{{.*}}/sysroot/usr/include"
+// CHECK-MIPSR2: "{{.*}}ld{{(.exe)?}}" "--sysroot=[[SYSROOT:[^"]+]]"
+// CHECK-MIPSR2: "-L{{.*}}/lib/gcc/mipsel-linux-android/4.4.3/mips-r2"
+// CHECK-MIPSR2: "-L{{.*}}/lib/gcc/mipsel-linux-android/4.4.3/../../../../mipsel-linux-android/lib"
+// CHECK-MIPSR2: "-L{{.*}}/sysroot/usr/lib"
+//
+// RUN: %clang -no-canonical-prefixes %s -### -o %t.o 2>&1 \
+// RUN:     -target mipsel-linux-android \
+// RUN:     -mips32 -march=mips32r2 \
+// RUN:     -B%S/Inputs/basic_android_tree \
+// RUN:     --sysroot=%S/Inputs/basic_android_tree/sysroot \
+// RUN:   | FileCheck --check-prefix=CHECK-MIPSR2-A %s
+// CHECK-MIPSR2-A: {{.*}}clang{{.*}}" "-cc1"
+// CHECK-MIPSR2-A: "-internal-isystem" "{{.*}}/mipsel-linux-android/include/c++/4.4.3"
+// CHECK-MIPSR2-A: "-internal-isystem" "{{.*}}/mipsel-linux-android/include/c++/4.4.3/mipsel-linux-android"
+// CHECK-MIPSR2-A: "-internal-externc-isystem" "{{.*}}/sysroot/include"
+// CHECK-MIPSR2-A: "-internal-externc-isystem" "{{.*}}/sysroot/usr/include"
+// CHECK-MIPSR2-A: "{{.*}}ld{{(.exe)?}}" "--sysroot=[[SYSROOT:[^"]+]]"
+// CHECK-MIPSR2-A: "-L{{.*}}/lib/gcc/mipsel-linux-android/4.4.3/mips-r2"
+// CHECK-MIPSR2-A: "-L{{.*}}/lib/gcc/mipsel-linux-android/4.4.3/../../../../mipsel-linux-android/lib"
+// CHECK-MIPSR2-A: "-L{{.*}}/sysroot/usr/lib"

diff --git a/test/Driver/linux-ld.c b/test/Driver/linux-ld.c
index c1bbd875f85df6da59352c3ba1bf68e830307163..7c7837f666cd0ee4b1fadfd501cd1d5630f02b33 100644 (file)
--- a/test/Driver/linux-ld.c
+++ b/test/Driver/linux-ld.c
@@ -371,6 +371,10 @@
 // RUN:     -target arm-linux-android \
 // RUN:     --sysroot=%S/Inputs/basic_android_tree/sysroot \
 // RUN:   | FileCheck --check-prefix=CHECK-ANDROID %s
+// RUN: %clang -no-canonical-prefixes %s -### -o %t.o 2>&1 \
+// RUN:     -target mipsel-linux-android \
+// RUN:     --sysroot=%S/Inputs/basic_android_tree/sysroot \
+// RUN:   | FileCheck --check-prefix=CHECK-ANDROID %s
 // CHECK-ANDROID: "{{.*}}ld{{(.exe)?}}" "--sysroot=[[SYSROOT:[^"]+]]"
 // CHECK-ANDROID: "{{.*}}/crtbegin_dynamic.o"
 // CHECK-ANDROID: "-L[[SYSROOT]]/usr/lib"
@@ -388,6 +392,11 @@
 // RUN:     --sysroot=%S/Inputs/basic_android_tree/sysroot \
 // RUN:     -shared \
 // RUN:   | FileCheck --check-prefix=CHECK-ANDROID-SO %s
+// RUN: %clang -no-canonical-prefixes %s -### -o %t.o 2>&1 \
+// RUN:     -target mipsel-linux-android \
+// RUN:     --sysroot=%S/Inputs/basic_android_tree/sysroot \
+// RUN:     -shared \
+// RUN:   | FileCheck --check-prefix=CHECK-ANDROID-SO %s
 // CHECK-ANDROID-SO: "{{.*}}ld{{(.exe)?}}" "--sysroot=[[SYSROOT:[^"]+]]"
 // CHECK-ANDROID-SO: "{{.*}}/crtbegin_so.o"
 // CHECK-ANDROID-SO: "-L[[SYSROOT]]/usr/lib"
@@ -405,6 +414,11 @@
 // RUN:     --sysroot=%S/Inputs/basic_android_tree/sysroot \
 // RUN:     -static \
 // RUN:   | FileCheck --check-prefix=CHECK-ANDROID-STATIC %s
+// RUN: %clang -no-canonical-prefixes %s -### -o %t.o 2>&1 \
+// RUN:     -target mipsel-linux-android \
+// RUN:     --sysroot=%S/Inputs/basic_android_tree/sysroot \
+// RUN:     -static \
+// RUN:   | FileCheck --check-prefix=CHECK-ANDROID-STATIC %s
 // CHECK-ANDROID-STATIC: "{{.*}}ld{{(.exe)?}}" "--sysroot=[[SYSROOT:[^"]+]]"
 // CHECK-ANDROID-STATIC: "{{.*}}/crtbegin_static.o"
 // CHECK-ANDROID-STATIC: "-L[[SYSROOT]]/usr/lib"
@@ -422,6 +436,11 @@
 // RUN:     --sysroot=%S/Inputs/basic_android_tree/sysroot \
 // RUN:     -pie \
 // RUN:   | FileCheck --check-prefix=CHECK-ANDROID-PIE %s
+// RUN: %clang -no-canonical-prefixes %s -### -o %t.o 2>&1 \
+// RUN:     -target mipsel-linux-android \
+// RUN:     --sysroot=%S/Inputs/basic_android_tree/sysroot \
+// RUN:     -pie \
+// RUN:   | FileCheck --check-prefix=CHECK-ANDROID-PIE %s
 // CHECK-ANDROID-PIE: "{{.*}}ld{{(.exe)?}}" "--sysroot=[[SYSROOT:[^"]+]]"
 // CHECK-ANDROID-PIE: "{{.*}}/crtbegin_dynamic.o"
 // CHECK-ANDROID-PIE: "-L[[SYSROOT]]/usr/lib"