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- Log -----------------------------------------------------------------
commit c27d3419aa6c0e219611f45d77657241401fbbec
Author: Georg-Johann Lay <a...@gjlay.de>
Date: Fri Feb 28 14:10:08 2025 +0100
gcc-4.7/changes: Move all AVR news to #avr.
diff --git a/htdocs/gcc-4.7/changes.html b/htdocs/gcc-4.7/changes.html
index 91159f1f..901d31b9 100644
--- a/htdocs/gcc-4.7/changes.html
+++ b/htdocs/gcc-4.7/changes.html
@@ -106,30 +106,6 @@
<code>-compat-bsd</code> compiler option is not recognized any
longer.</li>
- <li>The AVR port's libgcc has been improved and its multilib structure
- has been enhanced. As a result, all objects contributing to an
- application must either be compiled with GCC versions up to 4.6.x or
- with GCC versions 4.7.1 or later. If the compiler is used with
- AVR Libc, you need a version that supports the new layout,
- i.e. implements
- <a href="http://savannah.nongnu.org/bugs/?35407";>#35407</a>.
- </li>
-
- <li>The AVR port's <code>-mshort-calls</code> command-line option has
- been deprecated. It will be removed in the GCC 4.8 release.
- See <code>-mrelax</code> for a replacement.</li>
-
- <li>The AVR port only references startup code that
- clears <code>.bss</code> and the common section
- resp. initializes the <code>.data</code> and <code>.rodata</code> section
- provided respective sections (or subsections thereof) are not empty,
- see <a href="https://gcc.gnu.org/PR18145";>PR18145</a>.
- Applications that put all static storage objects into non-standard
- sections and / or define all static storage objects in
- assembler modules, must reference <code>__do_clear_bss</code> resp.
- <code>__do_copy_data</code> by hand or undefine the symbol(s)
- by means of <code>-Wl,-u,__do_clear_bss</code> resp.
- <code>-Wl,-u,__do_copy_data</code>.</li>
<li>The ARM port's <code>-mwords-little-endian</code> option has
been deprecated. It will be removed in a future release.</li>
@@ -722,8 +698,32 @@ well.</p></li>
<h3 id="avr">AVR</h3>
<ul>
+ <li>The AVR port's libgcc has been improved and its multilib structure
+ has been enhanced. As a result, all objects contributing to an
+ application must either be compiled with GCC versions up to 4.6.x or
+ with GCC versions 4.7.1 or later. If the compiler is used with
+ AVR-LibC, you need a version that supports the new layout,
+ i.e. implements
+ <a href="http://savannah.nongnu.org/bugs/?35407";>#35407</a>.
+ </li>
+ <li>The <code>-mshort-calls</code> command-line option has
+ been deprecated. It will be removed in the GCC 4.8 release.
+ See <code>-mrelax</code> for a replacement.</li>
+
+ <li>The compiled code only references startup code that
+ clears <code>.bss</code> and the common section
+ resp. initializes the <code>.data</code> and <code>.rodata</code> section
+ provided respective sections (or subsections thereof) are not empty,
+ see <a href="https://gcc.gnu.org/PR18145";>PR18145</a>.
+ Applications that put all static storage objects into non-standard
+ sections and / or define all static storage objects in
+ assembler modules, must reference <code>__do_clear_bss</code> resp.
+ <code>__do_copy_data</code> by hand or undefine the symbol(s)
+ by means of <code>-Wl,-u,__do_clear_bss</code> resp.
+ <code>-Wl,-u,__do_copy_data</code>.</li>
+
<li>GCC now supports the XMEGA architecture.
- This requires GNU binutils 2.22 or later.</li>
+ This requires GNU Binutils 2.22 or later.</li>
<li>Support for the
<a
href="https://gcc.gnu.org/onlinedocs/gcc-4.7.1/gcc/Named-Address-Spaces.html";>named
address spaces</a>
<code>__flash</code>, <code>__flash1</code>, …,
@@ -741,7 +741,7 @@ int add_values (const __flash int *p, int i)
<li>Support has been added for the AVR-specific configure option
<code>--with-avrlibc=yes</code> in order to arrange for better
integration of <a href="http://www.nongnu.org/avr-libc/";>AVR-Libc</a>.
- This configure option is supported in avr-gcc 4.7.2 and newer and will
+ This configure option is supported in avr-gcc v4.7.2 and newer and will
only take effect in non-RTEMS configurations. If avr-gcc is configured
for RTEMS, the option will be ignored which is the same as
specifying <code>--with-avrlibc=no</code>.
@@ -757,8 +757,8 @@ int add_values (const __flash int *p, int i)
<li>The command-line option <code>-fdata-sections</code> now also takes
affect on the section names of variables with the <code>progmem</code>
attribute.</li>
- <li>A new inline assembler print modifier <code>%i</code> to print a RAM
address as I/O
- address has been added:
+ <li>A new inline assembler print modifier <code>%i</code> to print
+ a RAM address as I/O address has been added:
<blockquote><pre>
#include <avr/io.h> /* Port Definitions from AVR-LibC */
-----------------------------------------------------------------------
Summary of changes:
htdocs/gcc-4.7/changes.html | 56 ++++++++++++++++++++++-----------------------
1 file changed, 28 insertions(+), 28 deletions(-)
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