commit 5c1ac90715e64dbb8339ccbcb2b5723a7332bd05
author Joerg Sonnenberger <joerg@bec.de> Tue Nov 10 00:40:29 2015 +0000
committer Joerg Sonnenberger <joerg@bec.de> Tue Nov 10 00:40:29 2015 +0000
tree 6f4608ba6d2417b0dbf15575c0f262c823310c04
parent 7efc57bc190d1690988e3ca9884208f72ccd554d

Use the generic Sparc CPU handling for Linux, FreeBSD and OpenBSD, too.
This currently changes the default toward the more historic -Av8/-Av9,
but as discussed with James Y Knight, consistency is for now more
important than figuring out which default CPU each OS should be using.

llvm-svn: 252571

clang/lib/Driver/Tools.cpp

diff --git a/clang/lib/Driver/Tools.cpp b/clang/lib/Driver/Tools.cpp
index de9e400..033e41e 100644
--- a/clang/lib/Driver/Tools.cpp
+++ b/clang/lib/Driver/Tools.cpp
@@ -7156,7 +7156,6 @@
                                       const char *LinkingOutput) const {
   claimNoWarnArgs(Args);
   ArgStringList CmdArgs;
-  bool NeedsKPIC = false;
 
   switch (getToolChain().getArch()) {
   case llvm::Triple::x86:
@@ -7171,16 +7170,21 @@
     break;
 
   case llvm::Triple::sparc:
-  case llvm::Triple::sparcel:
+  case llvm::Triple::sparcel: {
     CmdArgs.push_back("-32");
-    NeedsKPIC = true;
+    std::string CPU = getCPUName(Args, getToolChain().getTriple());
+    CmdArgs.push_back(getSparcAsmModeForCPU(CPU, getToolChain().getTriple()));
+    AddAssemblerKPIC(getToolChain(), Args, CmdArgs);
     break;
+  }
 
-  case llvm::Triple::sparcv9:
+  case llvm::Triple::sparcv9: {
     CmdArgs.push_back("-64");
-    CmdArgs.push_back("-Av9a");
-    NeedsKPIC = true;
+    std::string CPU = getCPUName(Args, getToolChain().getTriple());
+    CmdArgs.push_back(getSparcAsmModeForCPU(CPU, getToolChain().getTriple()));
+    AddAssemblerKPIC(getToolChain(), Args, CmdArgs);
     break;
+  }
 
   case llvm::Triple::mips64:
   case llvm::Triple::mips64el: {
@@ -7196,7 +7200,7 @@
     else
       CmdArgs.push_back("-EL");
 
-    NeedsKPIC = true;
+    AddAssemblerKPIC(getToolChain(), Args, CmdArgs);
     break;
   }
 
@@ -7204,9 +7208,6 @@
     break;
   }
 
-  if (NeedsKPIC)
-    AddAssemblerKPIC(getToolChain(), Args, CmdArgs);
-
   Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler);
 
   CmdArgs.push_back("-o");
@@ -7545,15 +7546,13 @@
   }
   case llvm::Triple::sparc:
   case llvm::Triple::sparcel:
-  case llvm::Triple::sparcv9:
-    if (getToolChain().getArch() == llvm::Triple::sparc)
-      CmdArgs.push_back("-Av8plusa");
-    else
-      CmdArgs.push_back("-Av9a");
-
+  case llvm::Triple::sparcv9: {
+    std::string CPU = getCPUName(Args, getToolChain().getTriple());
+    CmdArgs.push_back(getSparcAsmModeForCPU(CPU, getToolChain().getTriple()));
     AddAssemblerKPIC(getToolChain(), Args, CmdArgs);
     break;
   }
+  }
 
   Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler);
 
@@ -8056,7 +8055,6 @@
   llvm::Triple Triple = llvm::Triple(TripleStr);
 
   ArgStringList CmdArgs;
-  bool NeedsKPIC = false;
 
   llvm::Reloc::Model RelocationModel;
   unsigned PICLevel;
@@ -8095,16 +8093,20 @@
     CmdArgs.push_back("-mlittle-endian");
     break;
   case llvm::Triple::sparc:
-  case llvm::Triple::sparcel:
+  case llvm::Triple::sparcel: {
     CmdArgs.push_back("-32");
-    CmdArgs.push_back("-Av8plusa");
-    NeedsKPIC = true;
+    std::string CPU = getCPUName(Args, getToolChain().getTriple());
+    CmdArgs.push_back(getSparcAsmModeForCPU(CPU, getToolChain().getTriple()));
+    AddAssemblerKPIC(getToolChain(), Args, CmdArgs);
     break;
-  case llvm::Triple::sparcv9:
+  }
+  case llvm::Triple::sparcv9: {
     CmdArgs.push_back("-64");
-    CmdArgs.push_back("-Av9a");
-    NeedsKPIC = true;
+    std::string CPU = getCPUName(Args, getToolChain().getTriple());
+    CmdArgs.push_back(getSparcAsmModeForCPU(CPU, getToolChain().getTriple()));
+    AddAssemblerKPIC(getToolChain(), Args, CmdArgs);
     break;
+  }
   case llvm::Triple::arm:
   case llvm::Triple::armeb:
   case llvm::Triple::thumb:
@@ -8227,7 +8229,7 @@
     Args.AddLastArg(CmdArgs, options::OPT_modd_spreg,
                     options::OPT_mno_odd_spreg);
 
-    NeedsKPIC = true;
+    AddAssemblerKPIC(getToolChain(), Args, CmdArgs);
     break;
   }
   case llvm::Triple::systemz: {
@@ -8239,11 +8241,6 @@
   }
   }
 
-  if (NeedsKPIC) {
-    if (RelocationModel != llvm::Reloc::Static)
-      CmdArgs.push_back("-KPIC");
-  }
-
   Args.AddAllArgs(CmdArgs, options::OPT_I);
   Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler);