From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 383 invoked by alias); 9 Sep 2003 14:19:17 -0000 Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org Received: (qmail 372 invoked by uid 48); 9 Sep 2003 14:19:17 -0000 Date: Tue, 09 Sep 2003 14:19:00 -0000 Message-ID: <20030909141917.371.qmail@sources.redhat.com> From: "ebotcazou at gcc dot gnu dot org" To: gcc-bugs@gcc.gnu.org In-Reply-To: <20030430161600.10567.davem@redhat.com> References: <20030430161600.10567.davem@redhat.com> Reply-To: gcc-bugzilla@gcc.gnu.org Subject: [Bug target/10567] -fno-delayed-branch not honored in back-end X-Bugzilla-Reason: CC X-SW-Source: 2003-09/txt/msg00763.txt.bz2 List-Id: PLEASE REPLY TO gcc-bugzilla@gcc.gnu.org ONLY, *NOT* gcc-bugs@gcc.gnu.org. http://gcc.gnu.org/bugzilla/show_bug.cgi?id=10567 ebotcazou at gcc dot gnu dot org changed: What |Removed |Added ---------------------------------------------------------------------------- Summary|-fno-delayed-branch not |-fno-delayed-branch not |honored in function |honored in back-end |epilogues | ------- Additional Comments From ebotcazou at gcc dot gnu dot org 2003-09-09 14:19 ------- -fno-delayed-branch is not honored either by the following two peepholes: ;; Now peepholes to do a call followed by a jump. (define_peephole [(parallel [(set (match_operand 0 "" "") (call (mem:SI (match_operand:SI 1 "call_operand_address" "ps")) (match_operand 2 "" ""))) (clobber (reg:SI 15))]) (set (pc) (label_ref (match_operand 3 "" "")))] "short_branch (INSN_UID (insn), INSN_UID (operands[3])) && (USING_SJLJ_EXCEPTIONS || ! can_throw_internal (ins1)) && sparc_cpu != PROCESSOR_ULTRASPARC && sparc_cpu != PROCESSOR_ULTRASPARC3" "call\t%a1, %2\n\tadd\t%%o7, (%l3-.-4), %%o7") (define_peephole [(parallel [(call (mem:SI (match_operand:SI 0 "call_operand_address" "ps")) (match_operand 1 "" "")) (clobber (reg:SI 15))]) (set (pc) (label_ref (match_operand 2 "" "")))] "short_branch (INSN_UID (insn), INSN_UID (operands[2])) && (USING_SJLJ_EXCEPTIONS || ! can_throw_internal (ins1)) && sparc_cpu != PROCESSOR_ULTRASPARC && sparc_cpu != PROCESSOR_ULTRASPARC3" "call\t%a0, %1\n\tadd\t%%o7, (%l2-.-4), %%o7")