2008-12-12 H.J. Lu <hongjiu.lu@intel.com>

	PR target/38402
	* gcc/doc/md.texi: Remove Y and document Yz, Y2, Yi and Ym
	constraints for x86.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@142710 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 9e7513b..f20038d 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2008-12-12  H.J. Lu  <hongjiu.lu@intel.com>
+
+       PR target/38402
+       * gcc/doc/md.texi: Remove Y and document Yz, Y2, Yi and Ym
+       constraints for x86.
+
 2008-12-12  Andreas Schwab  <schwab@suse.de>
 
        * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on

diff --git a/gcc/doc/md.texi b/gcc/doc/md.texi
index 3505dea..50767a2 100644 (file)
--- a/gcc/doc/md.texi
+++ b/gcc/doc/md.texi
@@ -2050,9 +2050,18 @@ Any MMX register.
 @item x
 Any SSE register.
 
+@item Yz
+First SSE register (@code{%xmm0}).
+
 @ifset INTERNALS
-@item Y
-Any SSE2 register.
+@item Y2
+Any SSE register, when SSE2 is enabled.
+
+@item Yi
+Any SSE register, when SSE2 and inter-unit moves are enabled.
+
+@item Ym
+Any MMX register, when inter-unit moves are enabled.
 @end ifset
 
 @item I