Changeset 4759793f

Timestamp:

09/03/2007 05:07:19 AM (17 years ago)

Author:

Jeremy Huntwork <jhuntwork@…>

Children:

c11bcb7

Parents:

a6be895

Message:

Remove the -m64 sections from binutils and gcc pass 1. Tests show the 32-bit binaries produce the wanted 64-bit code.

git-svn-id: ​http://svn.linuxfromscratch.org/LFS/branches/jh/BOOK@8365 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689

Files:

• chapter01/changelog.xml (modified) (1 diff)
• chapter05/binutils-pass1.xml (modified) (3 diffs)
• chapter05/gcc-pass1.xml (modified) (1 diff)
• chapter05/gcc-pass2.xml (modified) (1 diff)
• chapter06/gcc.xml (modified) (1 diff)
• general.ent (modified) (1 diff)

chapter01/changelog.xml

@@ -38 +38 @@
 
     <listitem>
+      <para>2007-09-03</para>
+      <itemizedlist>
+        <listitem>
+          <para>[jhuntwork] - Remove -m64 from binutils and gcc pass 1. Tests show that the 32-bit binary
+          versions still produce the wanted 64-bit code.</para>
+        </listitem>
+      </itemizedlist>
+    </listitem>
+
+    <listitem>
       <para>2007-08-31</para>
       <itemizedlist>

chapter05/binutils-pass1.xml

@@ -58 +58 @@
     </note>
 
-    <para>Test to see if the host is a 64-bit capable machine and set a variable
-    if it is.</para>
-
-<screen><userinput>test $(uname -m | grep 64) &amp;&amp; M64="-m64"</userinput></screen>
-
     <para>Now prepare Binutils for compilation:</para>
 
-<screen><userinput>CC="gcc -B/usr/bin/ $M64" ../binutils-&binutils-version;/configure \
-    --prefix=/tools --disable-nls --disable-werror
-unset M64</userinput></screen>
+<screen><userinput>CC="gcc -B/usr/bin/" ../binutils-&binutils-version;/configure \
+    --prefix=/tools --disable-nls --disable-werror</userinput></screen>
 
     <variablelist>
@@ -73 +67 @@
 
       <varlistentry>
-        <term><envar>CC="gcc -B/usr/bin/ $M64"</envar></term>
+        <term><envar>CC="gcc -B/usr/bin/"</envar></term>
         <listitem>
           <para>This forces <command>gcc</command> to prefer the linker from
@@ -80 +74 @@
           built here is not compatible with the host's <command>gcc</command>.
           </para>
-          <para>Also, if the cpu-type is 64-bit capable, the variable <envar>$M64</envar>
-          will contain the parameter <parameter>-m64</parameter>. Otherwise, the
-          variable is empty. The parameter forces <command>gcc</command> to build
-          64-bit binaries. Using that parameter here and for the next package
-          ensures creation of a linker, assembler and compiler that will in turn
-          create only 64-bit binaries. This is necessary since currently this book
-          does not support the creation of multilib systems, i.e., those with both
-          32-bit and 64-bit libraries. This will only make a difference on hosts that
-          are themselves multilib and employ a compiler that creates 32-bit binaries
-          by default.</para>
         </listitem>
       </varlistentry>

chapter05/gcc-pass1.xml

@@ -44 +44 @@
 cd ../gcc-build</userinput></screen>
 
-    <para>Test to see if the host is a multilib capable machine and set a variable 
-    if it is. This ensures that only 64-bit binaries are built if using such a host.
-    Also, the --with-arch flag is only necessary for x86 machines.</para>
+    <para>Set the --with-arch flag if the machine is x86:</para>
 
-<screen><userinput>case $(uname -m) in
-  i?86) WITHARCH="--with-arch=i486" ;;
-  x86_64) M64="-m64" ;;
-esac</userinput></screen>
+<screen><userinput>test $(uname -m | grep i?86) &amp;&amp; WITHARCH="--with-arch=i486"</userinput></screen>
 
     <para>Prepare GCC for compilation:</para>
 
-<screen><userinput>CC="gcc -B/usr/bin/ $M64" ../gcc-&gcc-version;/configure --prefix=/tools \
+<screen><userinput>CC="gcc -B/usr/bin/" ../gcc-&gcc-version;/configure --prefix=/tools \
     --with-local-prefix=/tools --disable-nls --disable-shared \
     --enable-languages=c --disable-multilib \
     $WITHARCH
-unset M64 WITHARCH</userinput></screen>
+unset WITHARCH</userinput></screen>
 
     <variablelist>

chapter05/gcc-pass2.xml

@@ -135 +135 @@
     variables that override the default optimization flags.</para>
 
-    <para>The --with-arch flag is only necessary for x86 machines.</para>
-
-<screen><userinput>case $(uname -m) in
-  i?86) WITHARCH="--with-arch=i486" ;;
-esac</userinput></screen>
+    <para>Set the --with-arch flag if the machine is x86:</para>
+
+<screen><userinput>test $(uname -m | grep i?86) &amp;&amp; WITHARCH="--with-arch=i486"</userinput></screen>
 
     <para>Now prepare GCC for compilation:</para>

chapter06/gcc.xml

@@ -73 +73 @@
 cd ../gcc-build</userinput></screen>
 
-    <para>The --with-arch flag is only necessary for x86 machines.</para>
-
-<screen><userinput>case $(uname -m) in
-  i?86) WITHARCH="--with-arch=i486" ;;
-esac</userinput></screen>
+    <para>Set the --with-arch flag if the machine is x86:</para>
+
+<screen><userinput>test $(uname -m | grep i?86) &amp;&amp; WITHARCH="--with-arch=i486"</userinput></screen>
 
     <para>Prepare GCC for compilation:</para>

general.ent

@@ -1 +1 @@
 <?xml version="1.0" encoding="ISO-8859-1"?>
-<!ENTITY version "SVN-JH-20070831">
-<!ENTITY releasedate "August 31, 2007">
+<!ENTITY version "SVN-JH-20070903">
+<!ENTITY releasedate "September 03, 2007">
 <!ENTITY milestone "7.0">
 <!ENTITY generic-version "development"> <!-- Use "development", "testing", or "x.y[-pre{x}]" -->