bfd/

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

diff --git a/gas/doc/c-mips.texi b/gas/doc/c-mips.texi
index 34fa6944fd5e921e8ec4b18e514d75a629a74e51..974a3f097de133d62f0e98e3842318bfc016d0fd 100644 (file)
--- a/gas/doc/c-mips.texi
+++ b/gas/doc/c-mips.texi
@@ -1,5 +1,5 @@
 @c Copyright 1991, 1992, 1993, 1994, 1995, 1997, 1999, 2000, 2001,
-@c 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
+@c 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
 @c Free Software Foundation, Inc.
 @c This is part of the GAS manual.
 @c For copying conditions, see the file as.texinfo.
@@ -78,7 +78,7 @@ VxWorks-style position-independent macro expansions.
 @itemx -mips2
 @itemx -mips3
 @itemx -mips4
-@itemx -mips5
+@itemx -mips5xo
 @itemx -mips32
 @itemx -mips32r2
 @itemx -mips64
@@ -172,6 +172,20 @@ This tells the assembler to accept MT instructions.
 Cause nops to be inserted if the read of the destination register
 of an mfhi or mflo instruction occurs in the following two instructions.
 
+@item -mfix-loongson2f-jump
+@itemx -mno-fix-loongson2f-jump
+Eliminate instruction fetch from outside 256M region to work around the
+Loongson2F @samp{jump} instructions.  Without it, under extreme cases,
+the kernel may crash.  The issue has been solved in latest processor
+batches, but this fix has no side effect to them.
+
+@item -mfix-loongson2f-nop
+@itemx -mno-fix-loongson2f-nop
+Replace nops by @code{or at,at,zero} to work around the Loongson2F
+@samp{nop} errata.  Without it, under extreme cases, cpu might
+deadlock.  The issue has been solved in latest loongson2f batches, but
+this fix has no side effect to them.
+
 @item -mfix-vr4120
 @itemx -mno-fix-vr4120
 Insert nops to work around certain VR4120 errata.  This option is
@@ -186,6 +200,11 @@ Insert nops to work around the VR4130 @samp{mflo}/@samp{mfhi} errata.
 @itemx -no-mfix-24k
 Insert nops to work around the 24K @samp{eret}/@samp{deret} errata.
 
+@item -mfix-cn63xxp1
+@itemx -mno-fix-cn63xxp1
+Replace @code{pref} hints 0 - 4 and 6 - 24 with hint 28 to work around
+certain CN63XXP1 errata.
+
 @item -m4010
 @itemx -no-m4010
 Generate code for the LSI @sc{r4010} chip.  This tells the assembler to
@@ -284,6 +303,7 @@ sb1,
 sb1a,
 loongson2e,
 loongson2f,
+loongson3a,
 octeon,
 xlr
 @end quotation