From: bernds Date: Tue, 17 Nov 2015 21:24:38 +0000 (+0000) Subject: Ensure earlyclobbered operands go through a terminate_write stage. X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e61dd417714fb2e938e4268550fce9cd2a2a1491;p=thirdparty%2Fgcc.git Ensure earlyclobbered operands go through a terminate_write stage. * regrename.c (record_out_operands): Terminate earlyclobbered operands here. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@230500 138bc75d-0d04-0410-961f-82ee72b054a4 --- diff --git a/gcc/ChangeLog b/gcc/ChangeLog index cdd7036a7fb3..4037505e4548 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,8 @@ 2015-11-17 Bernd Schmidt + * regrename.c (record_out_operands): Terminate earlyclobbered + operands here. + PR target/66785 * regrename.c (record_operand_use): Keep track of failed operands and stop appending if we see any. diff --git a/gcc/regrename.c b/gcc/regrename.c index e126fcc74039..4d6eb372ddd9 100644 --- a/gcc/regrename.c +++ b/gcc/regrename.c @@ -1558,6 +1558,8 @@ record_out_operands (rtx_insn *insn, bool earlyclobber, insn_rr_info *insn_info) cur_operand = insn_info->op_info + i; prev_open = open_chains; + if (earlyclobber) + scan_rtx (insn, loc, cl, terminate_write, OP_OUT); scan_rtx (insn, loc, cl, mark_write, OP_OUT); /* ??? Many targets have output constraints on the SET_DEST