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      1 From d4872a014f47cd3109d2eaf1b2ffb5889640fff1 Mon Sep 17 00:00:00 2001
      2 From: Simon Atanasyan <satanasyan (a] mips.com>
      3 Date: Sat, 18 Aug 2012 22:24:18 +0800
      4 Subject: [PATCH] MIPS: Pass -KPIC argument to MIPS assembler if necessary.
      5 
      6 ---
      7  llvm-3.1/tools/clang/lib/Driver/Tools.cpp  |   12 ++++++++++++
      8  llvm-3.1/tools/clang/test/Driver/mips-as.c |    7 +++++++
      9  2 files changed, 19 insertions(+), 0 deletions(-)
     10 
     11 diff --git a/llvm-3.1/tools/clang/lib/Driver/Tools.cpp b/llvm-3.1/tools/clang/lib/Driver/Tools.cpp
     12 index 8ef16b5..d457a53 100644
     13 --- a/llvm-3.1/tools/clang/lib/Driver/Tools.cpp
     14 +++ b/llvm-3.1/tools/clang/lib/Driver/Tools.cpp
     15 @@ -5089,6 +5089,18 @@ void linuxtools::Assemble::ConstructJob(Compilation &C, const JobAction &JA,
     16        CmdArgs.push_back("-EB");
     17      else
     18        CmdArgs.push_back("-EL");
     19 +
     20 +    Arg *LastPICArg = Args.getLastArg(options::OPT_fPIC, options::OPT_fno_PIC,
     21 +                                      options::OPT_fpic, options::OPT_fno_pic,
     22 +                                      options::OPT_fPIE, options::OPT_fno_PIE,
     23 +                                      options::OPT_fpie, options::OPT_fno_pie);
     24 +    if (LastPICArg &&
     25 +        (LastPICArg->getOption().matches(options::OPT_fPIC) ||
     26 +         LastPICArg->getOption().matches(options::OPT_fpic) ||
     27 +         LastPICArg->getOption().matches(options::OPT_fPIE) ||
     28 +         LastPICArg->getOption().matches(options::OPT_fpie))) {
     29 +      CmdArgs.push_back("-KPIC");
     30 +    }
     31    }
     32  
     33    Args.AddLastArg(CmdArgs, options::OPT_march_EQ);
     34 diff --git a/llvm-3.1/tools/clang/test/Driver/mips-as.c b/llvm-3.1/tools/clang/test/Driver/mips-as.c
     35 index 44b8d8d..f905536 100644
     36 --- a/llvm-3.1/tools/clang/test/Driver/mips-as.c
     37 +++ b/llvm-3.1/tools/clang/test/Driver/mips-as.c
     38 @@ -4,6 +4,13 @@
     39  // RUN:   -no-integrated-as -c %s 2>&1 \
     40  // RUN:   | FileCheck -check-prefix=MIPS32-EB-AS %s
     41  // CHECK-MIPS32-EB-AS: as{{(.exe)?}}" "-march" "mips32" "-mabi" "32" "-EB"
     42 +// CHECK-MIPS32-EB-AS-NOT: "-KPIC"
     43 +//
     44 +// RUN: %clang -target mips-linux-gnu -### \
     45 +// RUN:   -no-integrated-as -fPIC -c %s 2>&1 \
     46 +// RUN:   | FileCheck -check-prefix=MIPS32-EB-PIC %s
     47 +// CHECK-MIPS32-EB-PIC: as{{(.exe)?}}" "-march" "mips32" "-mabi" "32" "-EB"
     48 +// CHECK-MIPS32-EB-PIC: "-KPIC"
     49  //
     50  // RUN: %clang -target mipsel-linux-gnu -### \
     51  // RUN:   -no-integrated-as -c %s 2>&1 \
     52 -- 
     53 1.7.7.3
     54 
     55