From 0aa050fbf2b02f5c2dfd29c7b0694f39623c2fa1 Mon Sep 17 00:00:00 2001
From: "Duncan P. N. Exon Smith" <dexonsmith@apple.com>
Date: Mon, 5 Jan 2015 23:31:42 +0000
Subject: Revert "Use the integrated assembler by default on 32-bit PowerPC and
 SPARC"

This reverts commit r225212.  It's failing on multiple buildbots [1][2].

[1]: http://lab.llvm.org:8011/builders/clang-x86_64-debian-fast/builds/22032
[2]: http://lab.llvm.org:8080/green/view/Clang/job/clang-stage1-cmake-RA-incremental_check/2357/

llvm-svn: 225221
---
 clang/lib/Driver/ToolChains.cpp      |  3 ---
 clang/lib/Driver/ToolChains.h        | 27 +++++++++++++++++++++++++++
 clang/test/Driver/freebsd.c          |  4 ++--
 clang/test/Driver/unknown-gcc-arch.c |  4 ++--
 4 files changed, 31 insertions(+), 7 deletions(-)

diff --git a/clang/lib/Driver/ToolChains.cpp b/clang/lib/Driver/ToolChains.cpp
index 4d97ab3bf48..99f4c9dfea7 100644
--- a/clang/lib/Driver/ToolChains.cpp
+++ b/clang/lib/Driver/ToolChains.cpp
@@ -2067,11 +2067,8 @@ bool Generic_GCC::IsIntegratedAssemblerDefault() const {
          getTriple().getArch() == llvm::Triple::armeb ||
          getTriple().getArch() == llvm::Triple::thumb ||
          getTriple().getArch() == llvm::Triple::thumbeb ||
-         getTriple().getArch() == llvm::Triple::ppc ||
          getTriple().getArch() == llvm::Triple::ppc64 ||
          getTriple().getArch() == llvm::Triple::ppc64le ||
-         getTriple().getArch() == llvm::Triple::sparc ||
-         getTriple().getArch() == llvm::Triple::sparcv9 ||
          getTriple().getArch() == llvm::Triple::systemz;
 }
 
diff --git a/clang/lib/Driver/ToolChains.h b/clang/lib/Driver/ToolChains.h
index c9658c43a8b..876bb01f33a 100644
--- a/clang/lib/Driver/ToolChains.h
+++ b/clang/lib/Driver/ToolChains.h
@@ -534,6 +534,17 @@ public:
     return 2;
   }
 
+  virtual bool IsIntegratedAssemblerDefault() const override {
+    switch (getTriple().getArch()) {
+    case llvm::Triple::ppc:
+    case llvm::Triple::sparc:
+    case llvm::Triple::sparcv9:
+      return true;
+    default:
+      return Generic_ELF::IsIntegratedAssemblerDefault();
+    }
+  }
+
 protected:
   Tool *buildAssembler() const override;
   Tool *buildLinker() const override;
@@ -575,6 +586,14 @@ public:
   void
   AddClangCXXStdlibIncludeArgs(const llvm::opt::ArgList &DriverArgs,
                                llvm::opt::ArgStringList &CC1Args) const override;
+  bool IsIntegratedAssemblerDefault() const override {
+    switch (getTriple().getArch()) {
+    case llvm::Triple::ppc:
+      return true;
+    default:
+      return Generic_ELF::IsIntegratedAssemblerDefault();
+    }
+  }
 
   bool UseSjLjExceptions() const override;
   bool isPIEDefault() const override;
@@ -599,6 +618,14 @@ public:
   bool IsUnwindTablesDefault() const override {
     return true;
   }
+  bool IsIntegratedAssemblerDefault() const override {
+    switch (getTriple().getArch()) {
+    case llvm::Triple::ppc:
+      return true;
+    default:
+      return Generic_ELF::IsIntegratedAssemblerDefault();
+    }
+  }
 
 protected:
   Tool *buildAssembler() const override;
diff --git a/clang/test/Driver/freebsd.c b/clang/test/Driver/freebsd.c
index a7448c11bfe..0c04fd2309c 100644
--- a/clang/test/Driver/freebsd.c
+++ b/clang/test/Driver/freebsd.c
@@ -128,11 +128,11 @@
 // RUN:   | FileCheck --check-prefix=CHECK-LTO %s
 // CHECK-LTO: ld{{.*}}" "-plugin{{.*}}LLVMgold.so
 
-// RUN: %clang -target sparc-unknown-freebsd8 %s -### -fpic -no-integrated-as 2>&1 \
+// RUN: %clang -target sparc-unknown-freebsd8 %s -### -fpic 2>&1 \
 // RUN:   | FileCheck --check-prefix=CHECK-SPARC-PIE %s
 // CHECK-SPARC-PIE: as{{.*}}" "-KPIC
 
-// RUN: %clang -mcpu=ultrasparc -target sparc64-unknown-freebsd8 %s -### -no-integrated-as 2>&1 \
+// RUN: %clang -mcpu=ultrasparc -target sparc64-unknown-freebsd8 %s -### 2>&1 \
 // RUN:   | FileCheck --check-prefix=CHECK-SPARC-CPU %s
 // CHECK-SPARC-CPU: cc1{{.*}}" "-target-cpu" "ultrasparc"
 // CHECK-SPARC-CPU: as{{.*}}" "-Av9a
diff --git a/clang/test/Driver/unknown-gcc-arch.c b/clang/test/Driver/unknown-gcc-arch.c
index 2aba50d5320..9e687b76a44 100644
--- a/clang/test/Driver/unknown-gcc-arch.c
+++ b/clang/test/Driver/unknown-gcc-arch.c
@@ -24,11 +24,11 @@
 
 
 // RUN: %clang -target powerpc64-unknown-unknown -c -x assembler %s -### -m32 \
-// RUN: -no-integrated-as 2>&1 | FileCheck -check-prefix=PPC64-M32 %s
+// RUN: 2>&1 | FileCheck -check-prefix=PPC64-M32 %s
 // PPC64-M32: {{.*as.*-a32}}
 
 // RUN: %clang -target powerpc-unknown-unknown -c -x assembler %s -### 2>&1 \
-// RUN: -no-integrated-as | FileCheck -check-prefix=PPC %s
+// RUN:   | FileCheck -check-prefix=PPC %s
 // PPC: {{.*as.*-a32}}
 
 // RUN: %clang -target sparc64-unknown-unknown -no-integrated-as -c -x assembler %s -### -m32 2>&1 \
-- 
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