From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 29074 invoked by alias); 25 Jun 2013 22:55:56 -0000 Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org Received: (qmail 29048 invoked by uid 48); 25 Jun 2013 22:55:53 -0000 From: "raj.khem at gmail dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/57717] New: error: unrecognizable insn compiling ./strtod_l.c from glibc on powerpc-gnuspe Date: Tue, 25 Jun 2013 22:55:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: target X-Bugzilla-Version: 4.8.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: raj.khem at gmail dot com X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version bug_status bug_severity priority component assigned_to reporter attachments.created Message-ID: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-SW-Source: 2013-06/txt/msg01528.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57717 Bug ID: 57717 Summary: error: unrecognizable insn compiling ./strtod_l.c from glibc on powerpc-gnuspe Product: gcc Version: 4.8.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: raj.khem at gmail dot com Created attachment 30363 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=30363&action=edit testcase The attached testcase fails causes a gcc ICE when building for gnuspe targets where -mfloat-gprs=double is used -mfloat-gprs=single works fine $ ./gcc/cc1 ~/a.c -mfloat-gprs=double __bswap_32 __bswap_64 atoi atol atoll gnu_dev_major gnu_dev_minor gnu_dev_makedev __libc_use_alloca atof stat lstat fstat fstatat mknod mknodat stat64 lstat64 fstat64 fstatat64 __stat __mknod btowc wctob mbrlen __sigismember __sigaddset __sigdelset pthread_equal __cmsg_nxthdr __ctype_b_loc __ctype_toupper_loc __ctype_tolower_loc tolower toupper __strcspn_c1 __strcspn_c2 __strcspn_c3 __strspn_c1 __strspn_c2 __strspn_c3 __strpbrk_c2 __strpbrk_c3 __strtok_r_1c __strsep_1c __strsep_2c __strsep_3c get_rounding_mode round_away __mpn_add_1 __mpn_add __mpn_sub_1 __mpn_sub overflow_value underflow_value round_and_return str_to_mpn __mpn_lshift_1 ____strtold_l_internal ____new_strtold_l ldbl_extract_mantissa ldbl_insert_mantissa ldbl_pack ldbl_unpack ldbl_canonicalize ldbl_nearbyint __copysign __copysignf __copysignl default_libc_feholdexcept default_libc_fesetround default_libc_feholdexcept_setround default_libc_fesetenv default_libc_feupdateenv default_libc_feupdateenv_test Analyzing compilation unit {GC 5330k -> 3381k}Performing interprocedural optimizations <*free_lang_data> <*free_inline_summary> Assembling functions: get_rounding_mode round_away overflow_value underflow_value round_and_return str_to_mpn {GC 5341k -> 4033k} ____strtold_l_internal In file included from ../sysdeps/ieee754/ldbl-128ibm/strtold_l.c:54:0: ./strtod_l.c: In function '____strtold_l_internal': ./strtod_l.c:1778:1: error: unrecognizable insn: (insn 6071 6070 1650 234 (set (reg:TI 4 4) (mem/c:TI (plus:SI (reg:SI 5 5) (const_int 2032 [0x7f0])) [0 %sfp+2032 S16 A128])) ./strtod_l.c:1002 -1 (nil)) ./strtod_l.c:1778:1: internal compiler error: in extract_insn, at recog.c:2158 0x7ec4c5 _fatal_insn(char const*, rtx_def const*, char const*, int, char const*) ../../gcc/gcc/rtl-error.c:109 0x7ec4f9 _fatal_insn_not_found(rtx_def const*, char const*, int, char const*) ../../gcc/gcc/rtl-error.c:117 0x7bf4c3 extract_insn(rtx_def*) ../../gcc/gcc/recog.c:2158 0x7bf534 extract_insn_cached(rtx_def*) ../../gcc/gcc/recog.c:2061 0x61f0a6 cleanup_subreg_operands(rtx_def*) ../../gcc/gcc/final.c:2998 0x7eb7b6 reload(rtx_def*, int) ../../gcc/gcc/reload1.c:1240 0x70637b do_reload ../../gcc/gcc/ira.c:4701 0x70637b rest_of_handle_reload ../../gcc/gcc/ira.c:4801 This has been seen on trunk and 4.8 branch works ok on 4.7 and below