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From: "rguenth at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug target/105209] internal compiler error: in store_data_bypass_p_1 Date: Mon, 11 Apr 2022 07:29:06 +0000 [thread overview] Message-ID: <bug-105209-4-oKfTBDmLe7@http.gcc.gnu.org/bugzilla/> (raw) In-Reply-To: <bug-105209-4@http.gcc.gnu.org/bugzilla/> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105209 Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Known to fail| |10.3.1, 12.0 Last reconfirmed| |2022-04-11 Ever confirmed|0 |1 --- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> --- Confirmed. (gdb) p debug_rtx (out_insn) (insn 37 36 38 5 (parallel [ (set (reg:DI 93) (plus:DI (reg:DI 71 [ _3 ]) (reg:DI 82 [ _25 ]))) (trap_if (ne (plus:TI (sign_extend:TI (reg:DI 71 [ _3 ])) (sign_extend:TI (reg:DI 82 [ _25 ]))) (sign_extend:TI (plus:DI (reg:DI 71 [ _3 ]) (reg:DI 82 [ _25 ])))) (const_int 0 [0])) ]) "t.c":21:24 13 {addvdi3} (expr_list:REG_DEAD (reg:DI 82 [ _25 ]) (expr_list:REG_DEAD (reg:DI 71 [ _3 ]) (nil)))) looks like store_data_bypass_p_1 does not handle trap_if in PATTERN. #1 0x000000000124c228 in store_data_bypass_p_1 (out_insn=0x7ffff6522980, in_set=0x7ffff663d948) at /home/rguenther/src/trunk/gcc/recog.cc:4233 #2 0x000000000124c29e in store_data_bypass_p (out_insn=0x7ffff6522980, in_insn=0x7ffff65229c0) at /home/rguenther/src/trunk/gcc/recog.cc:4251 #3 0x0000000001ddc520 in internal_insn_latency (insn_code=9, insn2_code=2, insn=0x7ffff6522980, insn2=0x7ffff65229c0) at insn-automata.cc:3171 #4 0x0000000001ddc9a4 in insn_latency (insn=0x7ffff6522980, insn2=0x7ffff65229c0) at insn-automata.cc:3382 #5 0x0000000001f5aec9 in dep_cost_1 (link=0x2d8af28, dw=0) at /home/rguenther/src/trunk/gcc/haifa-sched.cc:1488 #6 0x0000000001f5af4e in dep_cost (link=0x2d8af28) at /home/rguenther/src/trunk/gcc/haifa-sched.cc:1510 #7 0x0000000001f5b46a in priority (insn=0x7ffff6522980, force_recompute=false) at /home/rguenther/src/trunk/gcc/haifa-sched.cc:1661 #8 0x0000000001f6871d in set_priorities (head=0x7ffff6522900, tail=0x7ffff65223c0) at /home/rguenther/src/trunk/gcc/haifa-sched.cc:7166 #9 0x00000000012b9868 in compute_priorities () at /home/rguenther/src/trunk/gcc/sched-rgn.cc:3025 note that this is likely an error in the alpha machine description which uses store_data_bypass_p in the ev4 pipeline description and wrongly(?) tags addvsi3 with such part of the pipeline.
next prev parent reply other threads:[~2022-04-11 7:29 UTC|newest] Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-04-10 19:51 [Bug c/105209] New: " roland.illig at gmx dot de 2022-04-11 7:29 ` rguenth at gcc dot gnu.org [this message] 2022-04-11 11:48 ` [Bug target/105209] " ubizjak at gmail dot com 2022-06-17 15:21 ` cvs-commit at gcc dot gnu.org 2022-06-20 18:47 ` cvs-commit at gcc dot gnu.org 2022-06-20 20:46 ` cvs-commit at gcc dot gnu.org 2022-06-20 20:53 ` cvs-commit at gcc dot gnu.org 2022-06-20 20:54 ` ubizjak at gmail dot com
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