diff options
| author | Kazu Hirata <kazu@cs.umass.edu> | 2003-02-14 16:22:03 +0000 |
|---|---|---|
| committer | Kazu Hirata <kazu@gcc.gnu.org> | 2003-02-14 16:22:03 +0000 |
| commit | 60f469fa1e6a1aa6f950b68aaef78cf5f5ae0c9e (patch) | |
| tree | 4a481d83049fd56ef4f832dd35fd56921b3bb3f9 | |
| parent | b97991522d5592a47296f53fad359c1a80443de6 (diff) | |
| download | gcc-60f469fa1e6a1aa6f950b68aaef78cf5f5ae0c9e.zip gcc-60f469fa1e6a1aa6f950b68aaef78cf5f5ae0c9e.tar.gz gcc-60f469fa1e6a1aa6f950b68aaef78cf5f5ae0c9e.tar.bz2 | |
* config/h8300/h8300.md (a peephole2): New.
From-SVN: r62900
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/config/h8300/h8300.md | 11 |
2 files changed, 16 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 9de0cb4..e52dce2 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,4 +1,9 @@ +2003-02-14 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (*iorsi2_and_1_lshiftrt_1): New. + 2003-02-13 Adam Nemet <anemet@lnxw.com> + PR opt/2391 * combine.c: Fix spelling in comment. (cached_nonzero_bits): New function. diff --git a/gcc/config/h8300/h8300.md b/gcc/config/h8300/h8300.md index 8796dc0..7144b6e 100644 --- a/gcc/config/h8300/h8300.md +++ b/gcc/config/h8300/h8300.md @@ -2878,6 +2878,17 @@ (match_dup 0)))] "operands[3] = gen_rtx_REG (HImode, REGNO (operands[2]));") +(define_insn "*iorsi2_and_1_lshiftrt_1" + [(set (match_operand:SI 0 "register_operand" "=r") + (ior:SI (and:SI (match_operand:SI 1 "register_operand" "0") + (const_int 1)) + (lshiftrt:SI (match_dup 1) + (const_int 1))))] + "TARGET_H8300H || TARGET_H8300S" + "shlr.l\\t%S0\;bor\\t#0,%w0\;bst\\t#0,%w0" + [(set_attr "length" "6") + (set_attr "cc" "clobber")]) + ;; Used to add the exponent of a float. (define_insn "*addsi3_shift" |