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-rw-r--r--gas/doc/c-i386.texi13
1 files changed, 13 insertions, 0 deletions
diff --git a/gas/doc/c-i386.texi b/gas/doc/c-i386.texi
index 0c2e134..75cd6b1 100644
--- a/gas/doc/c-i386.texi
+++ b/gas/doc/c-i386.texi
@@ -303,6 +303,19 @@ single-thread computers
@option{-momit-lock-prefix=@var{no}} will encode lock prefix as usual,
which is the default.
+@cindex @samp{-mevexrcig=} option, i386
+@cindex @samp{-mevexrcig=} option, x86-64
+@item -mevexrcig=@var{rne}
+@itemx -mevexrcig=@var{rd}
+@itemx -mevexrcig=@var{ru}
+@itemx -mevexrcig=@var{rz}
+These options control how the assembler should encode SAE-only
+EVEX instructions. @option{-mevexrcig=@var{rne}} will encode RC bits
+of EVEX instruction with 00, which is the default.
+@option{-mevexrcig=@var{rd}}, @option{-mevexrcig=@var{ru}}
+and @option{-mevexrcig=@var{rz}} will encode SAE-only EVEX instructions
+with 01, 10 and 11 RC bits, respectively.
+
@end table
@c man end