From 6ff5d1e44709af28c0b4982c914f1a5e3fa5a0f2 Mon Sep 17 00:00:00 2001 From: Anatoly Sokolov Date: Fri, 12 Sep 2008 20:45:34 +0400 Subject: [PATCH] re PR target/37466 ([AVR] avr-gcc generating incorrect assembly for expression with the long constant operands) PR target/37466 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for scratch register after 'set' pattern. From-SVN: r140321 --- gcc/ChangeLog | 6 ++++++ gcc/config/avr/avr.md | 5 +++-- 2 files changed, 9 insertions(+), 2 deletions(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index f499e2fe04a..0528f17e532 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2008-09-12 Anatoly Sokolov + + PR target/37466 + * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for + scratch register after 'set' pattern. + 2008-09-12 Ulrich Weigand * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment diff --git a/gcc/config/avr/avr.md b/gcc/config/avr/avr.md index 8dad9d8fe80..7a46a3305c4 100644 --- a/gcc/config/avr/avr.md +++ b/gcc/config/avr/avr.md @@ -391,10 +391,11 @@ -(define_peephole2 +(define_peephole2 ; movsi_lreg_const [(match_scratch:QI 2 "d") (set (match_operand:SI 0 "l_register_operand" "") - (match_operand:SI 1 "immediate_operand" ""))] + (match_operand:SI 1 "immediate_operand" "")) + (match_dup 2)] "(operands[1] != const0_rtx && operands[1] != constm1_rtx)" [(parallel [(set (match_dup 0) (match_dup 1)) -- 2.30.2