From: Bernd Schmidt Date: Thu, 1 Jul 2010 09:20:40 +0000 (+0000) Subject: re PR bootstrap/44727 (Failed to bootstrap with --with-cpu=atom) X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=cc9568bae32642d24b9f2c94eb1d9ecb64a0b064;p=gcc.git re PR bootstrap/44727 (Failed to bootstrap with --with-cpu=atom) PR target/44727 * config/i386/i386.md (peephole2 for arithmetic ops with memory): Make sure operand 0 dies. From-SVN: r161656 --- diff --git a/gcc/ChangeLog b/gcc/ChangeLog index d36c585e277..f09065965e9 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2010-07-01 Bernd Schmidt + + PR target/44727 + * config/i386/i386.md (peephole2 for arithmetic ops with memory): + Make sure operand 0 dies. + 2010-07-01 Richard Guenther PR middle-end/42834 diff --git a/gcc/config/i386/i386.md b/gcc/config/i386/i386.md index e361fd707ab..1714d50df9f 100644 --- a/gcc/config/i386/i386.md +++ b/gcc/config/i386/i386.md @@ -17575,6 +17575,8 @@ || GET_MODE (operands[0]) == HImode)) || GET_MODE (operands[0]) == SImode || (TARGET_64BIT && GET_MODE (operands[0]) == DImode)) + && (rtx_equal_p (operands[0], operands[3]) + || peep2_reg_dead_p (2, operands[0])) /* We reorder load and the shift. */ && !reg_overlap_mentioned_p (operands[0], operands[4])" [(set (match_dup 5) (match_dup 4))