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| author | Andrew Haley <aph@cambridge.redhat.com> | 2002-02-11 17:04:31 +0000 |
|---|---|---|
| committer | Andrew Haley <aph@gcc.gnu.org> | 2002-02-11 17:04:31 +0000 |
| commit | 515342a8f0ac837756a6b29d46d6a6e9846bf372 (patch) | |
| tree | 5470d4fe4e70a7d334b43f38cb8bb1f29bedc5bb /gcc | |
| parent | e6b9638bffefdbb60bf261626d2335848de301c4 (diff) | |
| download | gcc-515342a8f0ac837756a6b29d46d6a6e9846bf372.zip gcc-515342a8f0ac837756a6b29d46d6a6e9846bf372.tar.gz gcc-515342a8f0ac837756a6b29d46d6a6e9846bf372.tar.bz2 | |
stormy16.md (zero_extendqihi2): New.
2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
* config/stormy16/stormy16.md (zero_extendqihi2): New.
From-SVN: r49679
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/config/stormy16/stormy16.md | 12 |
2 files changed, 16 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 46d6899..3ca0f0f 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,7 @@ +2002-02-11 Andrew Haley <aph@cambridge.redhat.com> + + * config/stormy16/stormy16.md (zero_extendqihi2): New. + 2002-02-11 Alexandre Oliva <aoliva@redhat.com> * regrename.c (regrename_optimize): Don't accept a diff --git a/gcc/config/stormy16/stormy16.md b/gcc/config/stormy16/stormy16.md index 3dcaa68..9283aaf 100644 --- a/gcc/config/stormy16/stormy16.md +++ b/gcc/config/stormy16/stormy16.md @@ -224,6 +224,18 @@ "" "cbw %0") +(define_insn "zero_extendqihi2" + [(set (match_operand:HI 0 "register_operand" "=e,r") + (zero_extend:HI (match_operand:QI 1 "nonimmediate_operand" "m,0")))] + "" + "@ + mov.b %0, %1 + shl %0,#8\n\tshr %0,#8" + [(set_attr "psw_operand" "nop,0") + (set_attr_alternative "length" + [(const_int 2) + (const_int 4)])]) + ;; :::::::::::::::::::: ;; :: |