From 0d9bf032e5d3447f53bb10da134fc5b6fd3a2667 Mon Sep 17 00:00:00 2001 From: Kazu Hirata Date: Tue, 4 Mar 2003 01:14:51 +0000 Subject: [PATCH] h8300.md (*extzv_8_8): Use '?' to simplify the pattern. * config/h8300/h8300.md (*extzv_8_8): Use '?' to simplify the pattern. From-SVN: r63755 --- gcc/ChangeLog | 5 +++++ gcc/config/h8300/h8300.md | 19 +++++++------------ 2 files changed, 12 insertions(+), 12 deletions(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 0fd2fd3a335..890fafac3a3 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2003-03-03 Kazu Hirata + + * config/h8300/h8300.md (*extzv_8_8): Use '?' to simplify the + pattern. + 2003-03-03 Geoffrey Keating * doc/install.texi (Specific): Update entry for powerpc-darwin. diff --git a/gcc/config/h8300/h8300.md b/gcc/config/h8300/h8300.md index 4da60c5e2fc..1286fd9096e 100644 --- a/gcc/config/h8300/h8300.md +++ b/gcc/config/h8300/h8300.md @@ -2625,21 +2625,16 @@ ;; extzv:SI (define_insn "*extzv_8_8" - [(set (match_operand:SI 0 "register_operand" "=r") - (zero_extract:SI (match_operand:SI 1 "register_operand" "r") + [(set (match_operand:SI 0 "register_operand" "=r,r") + (zero_extract:SI (match_operand:SI 1 "register_operand" "?0,r") (const_int 8) (const_int 8)))] "TARGET_H8300H || TARGET_H8300S" - "* -{ - if (REG_P (operands[0]) && REG_P (operands[1]) - && REGNO (operands[0]) != REGNO (operands[1])) - return \"sub.l\\t%S0,%S0\;mov.b\\t%x1,%w0\"; - else - return \"mov.b\\t%x1,%w0\;extu.w\\t%f0\;extu.l\\t%S0\"; -}" - [(set_attr "cc" "set_znv") - (set_attr "length" "6")]) + "@ + mov.b\\t%x1,%w0\;extu.w\\t%f0\;extu.l\\t%S0 + sub.l\\t%S0,%S0\;mov.b\\t%x1,%w0" + [(set_attr "cc" "clobber,set_znv") + (set_attr "length" "4,6")]) (define_insn "*extzv_8_16" [(set (match_operand:SI 0 "register_operand" "=r") -- 2.30.2