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| author | Anatoly Sokolov <aesok@post.ru> | 2008-09-12 20:45:34 +0400 |
|---|---|---|
| committer | Anatoly Sokolov <aesok@gcc.gnu.org> | 2008-09-12 20:45:34 +0400 |
| commit | 6ff5d1e44709af28c0b4982c914f1a5e3fa5a0f2 (patch) | |
| tree | c9bc99bac4c8d764ad203d538ae9878e8ae7582c | |
| parent | 0a317111c89223ebc8ec82e7f35f72578d941b59 (diff) | |
| download | gcc-6ff5d1e44709af28c0b4982c914f1a5e3fa5a0f2.zip gcc-6ff5d1e44709af28c0b4982c914f1a5e3fa5a0f2.tar.gz gcc-6ff5d1e44709af28c0b4982c914f1a5e3fa5a0f2.tar.bz2 | |
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
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/config/avr/avr.md | 5 |
2 files changed, 9 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index f499e2f..0528f17 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2008-09-12 Anatoly Sokolov <aesok@post.ru> + + 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 <Ulrich.Weigand@de.ibm.com> * 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 8dad9d8..7a46a33 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)) |