* gas/config/tc-arm.c (arm_cpus): Add cortex-a7 entry.

[deliverable/binutils-gdb.git] / gas / doc / c-arm.texi

diff --git a/gas/doc/c-arm.texi b/gas/doc/c-arm.texi
index 693d6ba7bbc87cd5ddfe2a0f5154cc8eed677374..b7859a788e2371653a1b4a9e683eb8282431c2b7 100644 (file)
--- a/gas/doc/c-arm.texi
+++ b/gas/doc/c-arm.texi
@@ -1,5 +1,5 @@
 @c Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
-@c 2006, 2007, 2008, 2009  Free Software Foundation, Inc.
+@c 2006, 2007, 2008, 2009, 2010, 2011  Free Software Foundation, Inc.
 @c This is part of the GAS manual.
 @c For copying conditions, see the file as.texinfo.
 
@@ -102,7 +102,10 @@ recognized:
 @code{arm1020e},
 @code{arm1022e},
 @code{arm1026ej-s},
+@code{fa606te} (Faraday FA606TE processor),
+@code{fa616te} (Faraday FA616TE processor),
 @code{fa626te} (Faraday FA626TE processor),
+@code{fmp626} (Faraday FMP626 processor),
 @code{fa726te} (Faraday FA726TE processor),
 @code{arm1136j-s},
 @code{arm1136jf-s},
@@ -113,6 +116,7 @@ recognized:
 @code{mpcore},
 @code{mpcorenovfp},
 @code{cortex-a5},
+@code{cortex-a7},
 @code{cortex-a8},
 @code{cortex-a9},
 @code{cortex-a15},
@@ -148,11 +152,16 @@ been added, again in ascending alphabetical order.  For example,
 @code{-mcpu=ep9312+nomaverick} is equivalent to specifying @code{-mcpu=arm920}.
 
 
-The following extensions are currently supported: 
+The following extensions are currently supported:
+@code{idiv}, (Integer Divide Extensions for v7-A and v7-R architectures),
 @code{iwmmxt},
 @code{iwmmxt2},
 @code{maverick},
 @code{mp} (Multiprocessing Extensions for v7-A and v7-R architectures),
+@code{os} (Operating System for v6M architecture),
+@code{sec} (Security Extensions for v6K and v7-A architectures),
+@code{virt} (Virtualization Extensions for v7-A architecture, implies 
+@code{idiv}),
 and
 @code{xscale}.
 
@@ -182,6 +191,8 @@ names are recognized:
 @code{armv6k},
 @code{armv6z},
 @code{armv6zk},
+@code{armv6-m},
+@code{armv6s-m},
 @code{armv7},
 @code{armv7-a},
 @code{armv7-r},
@@ -401,9 +412,13 @@ affix.
 
 @cindex line comment character, ARM
 @cindex ARM line comment character
-The presence of a @samp{@@} on a line indicates the start of a comment
-that extends to the end of the current line.  If a @samp{#} appears as
-the first character of a line, the whole line is treated as a comment.
+The presence of a @samp{@@} anywhere on a line indicates the start of
+a comment that extends to the end of that line.
+
+If a @samp{#} appears as the first character of a line then the whole
+line is treated as a comment, but in this case the line could also be
+a logical line number directive (@pxref{Comments}) or a preprocessor
+control command (@pxref{Preprocessing}).
 
 @cindex line separator, ARM
 @cindex statement separator, ARM
@@ -471,14 +486,18 @@ The following relocations are supported:
 @code{TLSGD},
 @code{TLSLDM},
 @code{TLSLDO},
+@code{TLSDESC},
+@code{TLSCALL},
 @code{GOTTPOFF},
 @code{GOT_PREL}
 and
 @code{TPOFF}.
 
 For compatibility with older toolchains the assembler also accepts
-@code{(PLT)} after branch targets.  This will generate the deprecated
-@samp{R_ARM_PLT32} relocation.
+@code{(PLT)} after branch targets.  On legacy targets this will
+generate the deprecated @samp{R_ARM_PLT32} relocation.  On EABI
+targets it will encode either the @samp{R_ARM_CALL} or
+@samp{R_ARM_JUMP24} relocation, as appropriate.
 
 @cindex MOVW and MOVT relocations, ARM
 Relocations for @samp{MOVW} and @samp{MOVT} instructions can be generated
@@ -857,6 +876,12 @@ defined).  This directive also has the added property in that it marks
 the aliased symbol as being a thumb function entry point, in the same
 way that the @code{.thumb_func} directive does.
 
+@cindex @code{.tlsdescseq} directive, ARM
+@item .tlsdescseq @var{tls-variable}
+This directive is used to annotate parts of an inlined TLS descriptor
+trampoline.  Normally the trampoline is provided by the linker, and
+this directive is not needed.
+
 @c UUUUUUUUUUUUUUUUUUUUUUUUUU
 
 @cindex @code{.unreq} directive, ARM