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| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/doc/md.texi | 2 |
2 files changed, 8 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 42e7d51..5181e2e 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2002-10-31 Nathanael Nerode <neroden@gcc.gnu.org> + + PR optimization/6162 + * doc/md.texi: Document restriction on commutative operand + specification. + 2002-10-31 Eric Christopher <echristo@redhat.com> * explow.c (convert_memory_address): Use shallow_copy_rtx. diff --git a/gcc/doc/md.texi b/gcc/doc/md.texi index 0dbeb2b..c4501ee 100644 --- a/gcc/doc/md.texi +++ b/gcc/doc/md.texi @@ -1256,6 +1256,8 @@ instruction is defined: @dots{}) @end smallexample @end ifset +GCC can only handle one commutative pair in an asm; if you use more, +the compiler may fail. @cindex @samp{#} in constraint @item # |