Hello! > This patch fixes PR target/64003 by avoiding functions calls during > computations of "length" > attribute for short jump instructions. It is achieved by having separate > templates for prefixed and > not prefixed instructions. Please see discussion in bugzilla for reasoning. > > Bootstrapped and tested on x86_64-unknown-linux-gnu. Valgrind run for > reproducer shows > problem is fixed. OK for trunk? > > 2014-12-05 Ilya Enkovich <ilya.enkov...@intel.com> > > * config/i386/i386.md (*jcc_1_bnd): New. > (*jcc_2_bnd): New. > (jump_bnd): New. > (*jcc_1): Remove bnd prefix. > (*jcc_2): Likewise. > (jump): Likewise.
Let's proceed with the above version to stay on the safe side for now. OK for mainline, but please investigate usage of ADJUST_INSN_LENGTH for ibr-type and ret instructions. Thanks, Uros.
