From 3cc3e1cd361db12ffe853e32cd48bb209c83f614 Mon Sep 17 00:00:00 2001 From: Kazu Hirata Date: Mon, 30 Dec 2002 15:35:20 +0000 Subject: * config/h8300/h8300.md (*addsi3_lshiftrt_16_zexthi): New. From-SVN: r60633 --- gcc/ChangeLog | 4 ++++ gcc/config/h8300/h8300.md | 12 ++++++++++++ 2 files changed, 16 insertions(+) (limited to 'gcc') diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 022ef30..5549bc11 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,9 @@ 2002-12-30 Kazu Hirata + * config/h8300/h8300.md (*addsi3_lshiftrt_16_zexthi): New. + +2002-12-30 Kazu Hirata + * config/h8300/h8300.c (output_logical_op): Use extu.w if we are clearing the most significant byte. (compute_logical_op_length): Update to reflect the change in diff --git a/gcc/config/h8300/h8300.md b/gcc/config/h8300/h8300.md index e66662a..1a3fcd5 100644 --- a/gcc/config/h8300/h8300.md +++ b/gcc/config/h8300/h8300.md @@ -2329,6 +2329,18 @@ [(set_attr "cc" "set_znv") (set_attr "length" "6")]) +;; plus:SI + +(define_insn "*addsi3_lshiftrt_16_zexthi" + [(set (match_operand:SI 0 "register_operand" "=r") + (plus:SI (lshiftrt:SI (match_operand:SI 1 "register_operand" "r") + (const_int 16)) + (zero_extend:SI (match_operand:HI 2 "register_operand" "0"))))] + "TARGET_H8300H || TARGET_H8300S" + "add.w\t%e1,%f0\;xor.w\t%e0,%e0\;rotxl.w\t%e0,%e0" + [(set_attr "cc" "clobber") + (set_attr "length" "6")]) + ;; ior:HI (define_insn "*iorhi3_zext" -- cgit v1.1