From 0427f7a4af91a8886339aa125fdbf09e182d4e5b Mon Sep 17 00:00:00 2001 From: Misha Brukman Date: Mon, 29 Dec 2008 21:20:51 +0000 Subject: [PATCH] Simplified marking code regions with a single 
 rather
 than a (
, 
) combo.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@61480 91177308-0d34-0410-b5e6-96231b3b80d8
---
 docs/GCCFEBuildInstrs.html | 96 ++++++++++++++++++--------------------
 1 file changed, 46 insertions(+), 50 deletions(-)

diff --git a/docs/GCCFEBuildInstrs.html b/docs/GCCFEBuildInstrs.html
index f9a9a0be921..34de9f85949 100644
--- a/docs/GCCFEBuildInstrs.html
+++ b/docs/GCCFEBuildInstrs.html
@@ -36,8 +36,9 @@ front-ends are completely different (and much easier!) than those for building
 llvm-gcc3 in the past.

 
 
    
-  
  1. Retrieve the appropriate llvm-gcc-4.2-x.y.source.tar.gz archive from the
-         llvm web site.
    
+  
  2. Retrieve the appropriate llvm-gcc-4.2-version.source.tar.gz
+         archive from the LLVM web
+         site.
    
 
       
    It is also possible to download the sources of the llvm-gcc front end
          from a read-only mirror using subversion.  To check out the 4.2 code
@@ -109,85 +110,83 @@ top-level README.LLVM file, adding ",ada" to EXTRALANGS, for example:
   
  3. Download the LLVM source
       and unpack it:
    
 
-
    
-
    wget http://llvm.org/releases/2.4/llvm-2.4.tar.gz
+
    +wget http://llvm.org/releases/2.4/llvm-2.4.tar.gz
 tar xzf llvm-2.4.tar.gz
-mv llvm-2.4 llvm
    
-
    
+mv llvm-2.4 llvm
+

 
       
or check out the
       latest version from subversion:

 
-

-
svn co http://llvm.org/svn/llvm-project/llvm/trunk llvm

-

+
svn co http://llvm.org/svn/llvm-project/llvm/trunk llvm

+
       
 
   
  • Download the
       llvm-gcc-4.2 source
       and unpack it:
    
 
-
    
-
    wget http://llvm.org/releases/2.4/llvm-gcc-4.2-2.4.source.tar.gz
+
    +wget http://llvm.org/releases/2.4/llvm-gcc-4.2-2.4.source.tar.gz
 tar xzf llvm-gcc-4.2-2.4.source.tar.gz
-mv llvm-gcc4.2-2.4.source llvm-gcc-4.2
    
-
    
+mv llvm-gcc4.2-2.4.source llvm-gcc-4.2
+

    • or check out the latest version from subversion:

    -
    -
    svn co http://llvm.org/svn/llvm-project/llvm-gcc-4.2/trunk llvm-gcc-4.2
    -
    +
    +svn co http://llvm.org/svn/llvm-project/llvm-gcc-4.2/trunk llvm-gcc-4.2
+

  • Make a build directory llvm-objects for llvm and make it the current directory:

    -
    -
    mkdir llvm-objects
-cd llvm-objects
    -
    +
    +mkdir llvm-objects
+cd llvm-objects
+

  • Configure LLVM (here it is configured to install into /usr/local):

    -
    -
    ../llvm/configure --prefix=/usr/local
    -
    +
    +../llvm/configure --prefix=/usr/local
+

    If you have a multi-compiler setup and the C++ compiler is not the default, then you can configure like this:

    -
    -
    CXX=PATH_TO_C++_COMPILER ../llvm/configure --prefix=/usr/local
    -
    +
    +CXX=PATH_TO_C++_COMPILER ../llvm/configure --prefix=/usr/local
+

  • Build LLVM with checking enabled (use ENABLE_OPTIMIZED=1 to build without checking):

    -
    -
    make ENABLE_OPTIMIZED=0
    -
    +
    +make ENABLE_OPTIMIZED=0
+

  • Install LLVM (optional):

    -
    -
    make ENABLE_OPTIMIZED=0 install
    -
    +
    +make ENABLE_OPTIMIZED=0 install
+

  • Make a build directory llvm-gcc-4.2-objects for llvm-gcc and make it the current directory:

    -
    -
    +
     cd ..
 mkdir llvm-gcc-4.2-objects
-cd llvm-gcc-4.2-objects
    
-
    +cd llvm-gcc-4.2-objects +

  • Configure llvm-gcc (here it is configured to install into /usr/local). @@ -196,26 +195,25 @@ cd llvm-gcc-4.2-objects Additional languages can be appended to the --enable-languages switch, for example --enable-languages=ada,c,c++.

    -
    -
    ../llvm-gcc-4.2/configure --prefix=/usr/local --enable-languages=ada,c --enable-checking --enable-llvm=$PWD/../llvm-objects --disable-bootstrap --disable-multilib
    -
    +
    +../llvm-gcc-4.2/configure --prefix=/usr/local --enable-languages=ada,c --enable-checking --enable-llvm=$PWD/../llvm-objects --disable-bootstrap --disable-multilib
+

    If you have a multi-compiler setup, then you can configure like this:

    -
    -
    +
     export CC=PATH_TO_C_AND_ADA_COMPILER
 export CXX=PATH_TO_C++_COMPILER
-../llvm-gcc-4.2/configure --prefix=/usr/local --enable-languages=ada,c --enable-checking --enable-llvm=$PWD/../llvm-objects --disable-bootstrap --disable-multilib
    
-
    +../llvm-gcc-4.2/configure --prefix=/usr/local --enable-languages=ada,c --enable-checking --enable-llvm=$PWD/../llvm-objects --disable-bootstrap --disable-multilib +

  • Build and install the compiler:

    -
    -
    make
-make install
    -
    +
    +make
+make install
+
    • @@ -231,11 +229,9 @@ make install To build with support for Fortran, follow the directions in the top-level README.LLVM file, adding ",fortran" to EXTRALANGS, for example:

    -
    -
    +
     EXTRALANGS=,fortran
 
    
-