diff options
| author | Jakub Jelinek <jakub@redhat.com> | 2016-02-22 22:27:08 +0100 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2016-02-22 22:27:08 +0100 |
| commit | 78250306ccc6a32aa473beab781457e2161db607 (patch) | |
| tree | 336be7f6b64bbd752806c646d2545eeb246d6733 | |
| parent | 111f00ed68bd527c16a15758100f314bac9b6aa8 (diff) | |
| download | gcc-78250306ccc6a32aa473beab781457e2161db607.zip gcc-78250306ccc6a32aa473beab781457e2161db607.tar.gz gcc-78250306ccc6a32aa473beab781457e2161db607.tar.bz2 | |
re PR bootstrap/69885 (ICE in maybe_legitimize_operand, at optabs.c:6903 on m68k-linux-gnu)
PR target/69885
* doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
be specified.
From-SVN: r233613
| -rw-r--r-- | gcc/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/doc/md.texi | 4 |
2 files changed, 7 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index a8a5613..fea6798 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,9 @@ 2016-02-22 Jakub Jelinek <jakub@redhat.com> + PR target/69885 + * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must + be specified. + PR target/69894 PR target/69895 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def diff --git a/gcc/doc/md.texi b/gcc/doc/md.texi index f9ecfce..4c83719 100644 --- a/gcc/doc/md.texi +++ b/gcc/doc/md.texi @@ -5283,7 +5283,9 @@ Arithmetic-shift operand 1 left by a number of bits specified by operand 2, and store the result in operand 0. Here @var{m} is the mode of operand 0 and operand 1; operand 2's mode is specified by the instruction pattern, and the compiler will convert the operand to that -mode before generating the instruction. The meaning of out-of-range shift +mode before generating the instruction. The shift or rotate expander +or instruction pattern should explicitly specify the mode of the operand 2, +it should never be @code{VOIDmode}. The meaning of out-of-range shift counts can optionally be specified by @code{TARGET_SHIFT_TRUNCATION_MASK}. @xref{TARGET_SHIFT_TRUNCATION_MASK}. Operand 2 is always a scalar type. |