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* [Bug target/107185] New: [13 Regression] during RTL pass: vregs ICE: in extract_insn, at recog.cc:2791 (unrecognizable insn) with -ffast-math and lrintf() @ 2022-10-08 13:06 zsojka at seznam dot cz 2022-10-09 4:33 ` [Bug target/107185] " pinskia at gcc dot gnu.org ` (5 more replies) 0 siblings, 6 replies; 7+ messages in thread From: zsojka at seznam dot cz @ 2022-10-08 13:06 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107185 Bug ID: 107185 Summary: [13 Regression] during RTL pass: vregs ICE: in extract_insn, at recog.cc:2791 (unrecognizable insn) with -ffast-math and lrintf() Product: gcc Version: 13.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu Target: x86_64-pc-linux-gnu Created attachment 53680 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=53680&action=edit reduced testcase Compiler output: $ x86_64-pc-linux-gnu-gcc -ffast-math testcase.c testcase.c: In function 'foo': testcase.c:5:1: error: unrecognizable insn: 5 | } | ^ (insn 7 6 0 2 (set (mem/c:DI (plus:DI (reg/f:DI 77 virtual-stack-vars) (const_int -8 [0xfffffffffffffff8])) [1 l+0 S8 A64]) (unspec:DI [ (reg:SF 82) ] UNSPEC_FIX_NOTRUNC)) "testcase.c":4:12 -1 (nil)) during RTL pass: vregs testcase.c:5:1: internal compiler error: in extract_insn, at recog.cc:2791 0x782279 _fatal_insn(char const*, rtx_def const*, char const*, int, char const*) /repo/gcc-trunk/gcc/rtl-error.cc:108 0x7822f5 _fatal_insn_not_found(rtx_def const*, char const*, int, char const*) /repo/gcc-trunk/gcc/rtl-error.cc:116 0x770eaa extract_insn(rtx_insn*) /repo/gcc-trunk/gcc/recog.cc:2791 0x103f6c9 instantiate_virtual_regs_in_insn /repo/gcc-trunk/gcc/function.cc:1611 0x103f6c9 instantiate_virtual_regs /repo/gcc-trunk/gcc/function.cc:1985 0x103f6c9 execute /repo/gcc-trunk/gcc/function.cc:2034 Please submit a full bug report, with preprocessed source (by using -freport-bug). Please include the complete backtrace with any bug report. See <https://gcc.gnu.org/bugs/> for instructions. $ x86_64-pc-linux-gnu-gcc -v Using built-in specs. COLLECT_GCC=/repo/gcc-trunk/binary-latest-amd64/bin/x86_64-pc-linux-gnu-gcc COLLECT_LTO_WRAPPER=/repo/gcc-trunk/binary-trunk-r13-3175-20221007202551-g6ffbf87ca66-checking-yes-rtl-df-extra-nobootstrap-amd64/bin/../libexec/gcc/x86_64-pc-linux-gnu/13.0.0/lto-wrapper Target: x86_64-pc-linux-gnu Configured with: /repo/gcc-trunk//configure --enable-languages=c,c++ --enable-valgrind-annotations --disable-nls --enable-checking=yes,rtl,df,extra --disable-bootstrap --with-cloog --with-ppl --with-isl --build=x86_64-pc-linux-gnu --host=x86_64-pc-linux-gnu --target=x86_64-pc-linux-gnu --with-ld=/usr/bin/x86_64-pc-linux-gnu-ld --with-as=/usr/bin/x86_64-pc-linux-gnu-as --disable-libstdcxx-pch --prefix=/repo/gcc-trunk//binary-trunk-r13-3175-20221007202551-g6ffbf87ca66-checking-yes-rtl-df-extra-nobootstrap-amd64 Thread model: posix Supported LTO compression algorithms: zlib zstd gcc version 13.0.0 20221008 (experimental) (GCC) ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug target/107185] [13 Regression] during RTL pass: vregs ICE: in extract_insn, at recog.cc:2791 (unrecognizable insn) with -ffast-math and lrintf() 2022-10-08 13:06 [Bug target/107185] New: [13 Regression] during RTL pass: vregs ICE: in extract_insn, at recog.cc:2791 (unrecognizable insn) with -ffast-math and lrintf() zsojka at seznam dot cz @ 2022-10-09 4:33 ` pinskia at gcc dot gnu.org 2022-10-09 6:33 ` crazylht at gmail dot com ` (4 subsequent siblings) 5 siblings, 0 replies; 7+ messages in thread From: pinskia at gcc dot gnu.org @ 2022-10-09 4:33 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107185 Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Target Milestone|--- |13.0 ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug target/107185] [13 Regression] during RTL pass: vregs ICE: in extract_insn, at recog.cc:2791 (unrecognizable insn) with -ffast-math and lrintf() 2022-10-08 13:06 [Bug target/107185] New: [13 Regression] during RTL pass: vregs ICE: in extract_insn, at recog.cc:2791 (unrecognizable insn) with -ffast-math and lrintf() zsojka at seznam dot cz 2022-10-09 4:33 ` [Bug target/107185] " pinskia at gcc dot gnu.org @ 2022-10-09 6:33 ` crazylht at gmail dot com 2022-10-10 7:58 ` cvs-commit at gcc dot gnu.org ` (3 subsequent siblings) 5 siblings, 0 replies; 7+ messages in thread From: crazylht at gmail dot com @ 2022-10-09 6:33 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107185 --- Comment #1 from Hongtao.liu <crazylht at gmail dot com> --- Looks like there's mismatch between 20147(define_expand "lrint<MODEF:mode><SWI48:mode>2" 20148 [(set (match_operand:SWI48 0 "nonimmediate_operand") 20149 (unspec:SWI48 [(match_operand:MODEF 1 "register_operand")] 20150 UNSPEC_FIX_NOTRUNC))] 20151 "SSE_FLOAT_MODE_P (<MODEF:MODE>mode) && TARGET_SSE_MATH") and 7770(define_insn "sse_cvtss2si<rex64namesuffix>_2" 7771 [(set (match_operand:SWI48 0 "register_operand" "=r,r") 7772 (unspec:SWI48 [(match_operand:SF 1 "nonimmediate_operand" "v,m")] 7773 UNSPEC_FIX_NOTRUNC))] ... ... 8215(define_insn "sse2_cvtsd2si<rex64namesuffix>_2" 8216 [(set (match_operand:SWI48 0 "register_operand" "=r,r") 8217 (unspec:SWI48 [(match_operand:DF 1 "nonimmediate_operand" "v,m")] 8218 UNSPEC_FIX_NOTRUNC))] 8219 "TARGET_SSE2" 8220 "%vcvtsd2si<rex64suffix>\t{%1, %0|%0, %q1}" Need to swap predicates for operands[0] and operand[1] of "lrint<MODEF:mode><SWI48:mode>2" ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug target/107185] [13 Regression] during RTL pass: vregs ICE: in extract_insn, at recog.cc:2791 (unrecognizable insn) with -ffast-math and lrintf() 2022-10-08 13:06 [Bug target/107185] New: [13 Regression] during RTL pass: vregs ICE: in extract_insn, at recog.cc:2791 (unrecognizable insn) with -ffast-math and lrintf() zsojka at seznam dot cz 2022-10-09 4:33 ` [Bug target/107185] " pinskia at gcc dot gnu.org 2022-10-09 6:33 ` crazylht at gmail dot com @ 2022-10-10 7:58 ` cvs-commit at gcc dot gnu.org 2022-10-10 7:59 ` crazylht at gmail dot com ` (2 subsequent siblings) 5 siblings, 0 replies; 7+ messages in thread From: cvs-commit at gcc dot gnu.org @ 2022-10-10 7:58 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107185 --- Comment #2 from CVS Commits <cvs-commit at gcc dot gnu.org> --- The master branch has been updated by hongtao Liu <liuhongt@gcc.gnu.org>: https://gcc.gnu.org/g:9b8520fa9d745b3a974d5eb98cb4b9a9021b215d commit r13-3189-g9b8520fa9d745b3a974d5eb98cb4b9a9021b215d Author: liuhongt <hongtao.liu@intel.com> Date: Sun Oct 9 15:30:10 2022 +0800 Fix unrecognizable insn of cvtss2si. Adjust lrintmn2 operand preidcates according to real instructions. gcc/ChangeLog: PR target/107185 * config/i386/i386.md (lrint<MODEF:mode><SWI48:mode>2): Swap predicate of operands[0] and operands[1]. gcc/testsuite/ChangeLog: * gcc.target/i386/pr107185.c: New test. ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug target/107185] [13 Regression] during RTL pass: vregs ICE: in extract_insn, at recog.cc:2791 (unrecognizable insn) with -ffast-math and lrintf() 2022-10-08 13:06 [Bug target/107185] New: [13 Regression] during RTL pass: vregs ICE: in extract_insn, at recog.cc:2791 (unrecognizable insn) with -ffast-math and lrintf() zsojka at seznam dot cz ` (2 preceding siblings ...) 2022-10-10 7:58 ` cvs-commit at gcc dot gnu.org @ 2022-10-10 7:59 ` crazylht at gmail dot com 2022-10-11 13:58 ` cvs-commit at gcc dot gnu.org 2022-11-24 11:15 ` jakub at gcc dot gnu.org 5 siblings, 0 replies; 7+ messages in thread From: crazylht at gmail dot com @ 2022-10-10 7:59 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107185 --- Comment #3 from Hongtao.liu <crazylht at gmail dot com> --- Fixed in GCC13. ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug target/107185] [13 Regression] during RTL pass: vregs ICE: in extract_insn, at recog.cc:2791 (unrecognizable insn) with -ffast-math and lrintf() 2022-10-08 13:06 [Bug target/107185] New: [13 Regression] during RTL pass: vregs ICE: in extract_insn, at recog.cc:2791 (unrecognizable insn) with -ffast-math and lrintf() zsojka at seznam dot cz ` (3 preceding siblings ...) 2022-10-10 7:59 ` crazylht at gmail dot com @ 2022-10-11 13:58 ` cvs-commit at gcc dot gnu.org 2022-11-24 11:15 ` jakub at gcc dot gnu.org 5 siblings, 0 replies; 7+ messages in thread From: cvs-commit at gcc dot gnu.org @ 2022-10-11 13:58 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107185 --- Comment #4 from CVS Commits <cvs-commit at gcc dot gnu.org> --- The master branch has been updated by Jakub Jelinek <jakub@gcc.gnu.org>: https://gcc.gnu.org/g:b65945e7fb8d0f6cf911d371926d25e7ea82db62 commit r13-3232-gb65945e7fb8d0f6cf911d371926d25e7ea82db62 Author: Jakub Jelinek <jakub@redhat.com> Date: Tue Oct 11 15:57:09 2022 +0200 i386: Fix up RTL checking ICE [PR107185] On Tue, Oct 11, 2022 at 04:03:16PM +0800, liuhongt via Gcc-patches wrote: > gcc/ChangeLog: > > * config/i386/i386.md (*notxor<mode>_1): New post_reload > define_insn_and_split. > (*notxorqi_1): Ditto. > --- a/gcc/config/i386/i386.md > +++ b/gcc/config/i386/i386.md > @@ -10826,6 +10826,39 @@ (define_insn "*<code><mode>_1" > (set_attr "type" "alu, alu, msklog") > (set_attr "mode" "<MODE>")]) > > +(define_insn_and_split "*notxor<mode>_1" > + [(set (match_operand:SWI248 0 "nonimmediate_operand" "=rm,r,?k") > + (not:SWI248 > + (xor:SWI248 > + (match_operand:SWI248 1 "nonimmediate_operand" "%0,0,k") > + (match_operand:SWI248 2 "<general_operand>" "r<i>,<m>,k")))) > + (clobber (reg:CC FLAGS_REG))] > + "ix86_binary_operator_ok (XOR, <MODE>mode, operands)" > + "#" > + "&& reload_completed" > + [(parallel > + [(set (match_dup 0) > + (xor:SWI248 (match_dup 1) (match_dup 2))) > + (clobber (reg:CC FLAGS_REG))]) > + (set (match_dup 0) > + (not:SWI248 (match_dup 1)))] > +{ > + if (MASK_REGNO_P (REGNO (operands[0]))) This causes --enable-checking=yes,rtl,extra regression on gcc.dg/store_merging_13.c test on x86_64-linux: .../gcc/testsuite/gcc.dg/store_merging_13.c: In function 'f13': .../gcc/testsuite/gcc.dg/store_merging_13.c:189:1: internal compiler error: RTL check: expected code 'reg', have 'mem' in rhs_regno, at rtl.h:1932 0x7b0c8f rtl_check_failed_code1(rtx_def const*, rtx_code, char const*, int, char const*) ../../gcc/rtl.cc:916 0x8e74be rhs_regno ../../gcc/rtl.h:1932 0x9785fd rhs_regno ./genrtl.h:120 0x9785fd gen_split_260(rtx_insn*, rtx_def**) ../../gcc/config/i386/i386.md:10846 0x23596dc split_insns(rtx_def*, rtx_insn*) ../../gcc/config/i386/i386.md:16392 0xfccd5a try_split(rtx_def*, rtx_insn*, int) ../../gcc/emit-rtl.cc:3799 0x132e9d8 split_insn ../../gcc/recog.cc:3384 0x13359d5 split_all_insns() ../../gcc/recog.cc:3488 0x1335ae8 execute ../../gcc/recog.cc:4412 Please submit a full bug report, with preprocessed source (by using -freport-bug). Please include the complete backtrace with any bug report. See <https://gcc.gnu.org/bugs/> for instructions. Fixed thusly. 2022-10-11 Jakub Jelinek <jakub@redhat.com> PR target/107185 * config/i386/i386.md (*notxor<mode>_1): Use MASK_REG_P (x) instead of MASK_REGNO_P (REGNO (x)). ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug target/107185] [13 Regression] during RTL pass: vregs ICE: in extract_insn, at recog.cc:2791 (unrecognizable insn) with -ffast-math and lrintf() 2022-10-08 13:06 [Bug target/107185] New: [13 Regression] during RTL pass: vregs ICE: in extract_insn, at recog.cc:2791 (unrecognizable insn) with -ffast-math and lrintf() zsojka at seznam dot cz ` (4 preceding siblings ...) 2022-10-11 13:58 ` cvs-commit at gcc dot gnu.org @ 2022-11-24 11:15 ` jakub at gcc dot gnu.org 5 siblings, 0 replies; 7+ messages in thread From: jakub at gcc dot gnu.org @ 2022-11-24 11:15 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107185 Jakub Jelinek <jakub at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |jakub at gcc dot gnu.org Resolution|--- |FIXED Status|UNCONFIRMED |RESOLVED --- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> --- Fixed. ^ permalink raw reply [flat|nested] 7+ messages in thread
end of thread, other threads:[~2022-11-24 11:15 UTC | newest] Thread overview: 7+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2022-10-08 13:06 [Bug target/107185] New: [13 Regression] during RTL pass: vregs ICE: in extract_insn, at recog.cc:2791 (unrecognizable insn) with -ffast-math and lrintf() zsojka at seznam dot cz 2022-10-09 4:33 ` [Bug target/107185] " pinskia at gcc dot gnu.org 2022-10-09 6:33 ` crazylht at gmail dot com 2022-10-10 7:58 ` cvs-commit at gcc dot gnu.org 2022-10-10 7:59 ` crazylht at gmail dot com 2022-10-11 13:58 ` cvs-commit at gcc dot gnu.org 2022-11-24 11:15 ` jakub at gcc dot gnu.org
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