Update descriptions of the .2byte, .4byte and .8byte directives.

[deliverable/binutils-gdb.git] / gas / doc / c-v850.texi

diff --git a/gas/doc/c-v850.texi b/gas/doc/c-v850.texi
index 3752606fae32d7b7456bbfa210a68a399ec874ab..814cc60e6f73636a58a1500632cd3cac8b35e0b2 100644 (file)
--- a/gas/doc/c-v850.texi
+++ b/gas/doc/c-v850.texi
@@ -1,4 +1,4 @@
-@c Copyright 1997, 2002, 2003, 2006, 2011, 2012 Free Software Foundation, Inc.
+@c Copyright (C) 1997-2017 Free Software Foundation, Inc.
 @c This is part of the GAS manual.
 @c For copying conditions, see the file as.texinfo.
 
@@ -80,6 +80,16 @@ Specifies that the assembled code should be marked as being targeted at
 the V850E2V3 processor.  This allows the linker to detect attempts to link
 such code with code assembled for other processors.
 
+@cindex @code{-mv850e2v4} command line option, V850
+@item -mv850e2v4
+This is an alias for @option{-mv850e3v5}.
+
+@cindex @code{-mv850e3v5} command line option, V850
+@item -mv850e3v5
+Specifies that the assembled code should be marked as being targeted at
+the V850E3V5 processor.  This allows the linker to detect attempts to link
+such code with code assembled for other processors.
+
 @cindex @code{-mrelax} command line option, V850
 @item -mrelax
 Enables relaxation.  This allows the .longcall and .longjump pseudo
@@ -90,24 +100,39 @@ attempt to relax them.
 
 @cindex @code{-mgcc-abi} command line option, V850
 @item -mgcc-abi
-Marks the generated objecy file as supporting the old GCC ABI.
+Marks the generated object file as supporting the old GCC ABI.
 
 @cindex @code{-mrh850-abi} command line option, V850
 @item -mrh850-abi
-Marks the generated objecy file as supporting the RH850 ABI.  This is
+Marks the generated object file as supporting the RH850 ABI.  This is
 the default.
 
 @cindex @code{-m8byte-align} command line option, V850
 @item -m8byte-align
-Marks the generated objecy file as supporting a maximum 64-bits of
+Marks the generated object file as supporting a maximum 64-bits of
 alignment for variables defined in the source code.
 
 @cindex @code{-m4byte-align} command line option, V850
 @item -m4byte-align
-Marks the generated objecy file as supporting a maximum 32-bits of
+Marks the generated object file as supporting a maximum 32-bits of
 alignment for variables defined in the source code.  This is the
 default.
 
+@cindex @code{-msoft-float} command line option, V850
+@item -msoft-float
+Marks the generated object file as not using any floating point
+instructions - and hence can be linked with other V850 binaries
+that do or do not use floating point.  This is the default for
+binaries for architectures earlier than the @code{e2v3}.
+
+@cindex @code{-mhard-float} command line option, V850
+@item -mhard-float
+Marks the generated object file as one that uses floating point
+instructions - and hence can only be linked with other V850 binaries
+that use the same kind of floating point instructions, or with
+binaries that do not use floating point at all.  This is the default
+for binaries the @code{e2v3} and later architectures.
+
 @end table
 
 @node V850 Syntax
@@ -302,6 +327,18 @@ Specifies that the assembled code should be marked as being targeted at
 the V850E2V3 processor.  This allows the linker to detect attempts to link
 such code with code assembled for other processors.
 
+@cindex @code{.v850e2v4} directive, V850
+@item .v850e2v4
+Specifies that the assembled code should be marked as being targeted at
+the V850E3V5 processor.  This allows the linker to detect attempts to link
+such code with code assembled for other processors.
+
+@cindex @code{.v850e3v5} directive, V850
+@item .v850e3v5
+Specifies that the assembled code should be marked as being targeted at
+the V850E3V5 processor.  This allows the linker to detect attempts to link
+such code with code assembled for other processors.
+
 @end table
 
 @node V850 Opcodes
@@ -374,7 +411,7 @@ register 6.
 @cindex @code{sdaoff} pseudo-op, V850
 @item sdaoff()
 Computes the offset of the named variable from the start of the Small
-Data Area (whoes address is held in register 4, the GP register) and
+Data Area (whose address is held in register 4, the GP register) and
 stores the result as a 16 bit signed value in the immediate operand
 field of the given instruction.  For example:
 
@@ -391,7 +428,7 @@ command line option].
 @cindex @code{tdaoff} pseudo-op, V850
 @item tdaoff()
 Computes the offset of the named variable from the start of the Tiny
-Data Area (whoes address is held in register 30, the EP register) and
+Data Area (whose address is held in register 30, the EP register) and
 stores the result as a 4,5, 7 or 8 bit unsigned value in the immediate
 operand field of the given instruction.  For example:
 
@@ -421,14 +458,14 @@ the offsets are signed).
 @cindex @code{ctoff} pseudo-op, V850
 @item ctoff()
 Computes the offset of the named variable from the start of the Call
-Table Area (whoes address is helg in system register 20, the CTBP
+Table Area (whose address is held in system register 20, the CTBP
 register) and stores the result a 6 or 16 bit unsigned value in the
 immediate field of then given instruction or piece of data.  For
 example:
 
      @samp{callt ctoff(table_func1)}
 
-will put the call the function whoes address is held in the call table
+will put the call the function whose address is held in the call table
 at the location labeled 'table_func1'.
 
 @cindex @code{longcall} pseudo-op, V850