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[Bug target/60541] New: [4.9 Regression] ICE: in final_scan_insn, at final.c:2952: could not split insn with -march=barcelona
- From: "zsojka at seznam dot cz" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Sat, 15 Mar 2014 16:51:22 +0000
- Subject: [Bug target/60541] New: [4.9 Regression] ICE: in final_scan_insn, at final.c:2952: could not split insn with -march=barcelona
- Auto-submitted: auto-generated
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60541
Bug ID: 60541
Summary: [4.9 Regression] ICE: in final_scan_insn, at
final.c:2952: could not split insn with
-march=barcelona
Product: gcc
Version: 4.9.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: zsojka at seznam dot cz
Created attachment 32360
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=32360&action=edit
reduced testcase
Compiler output:
$ gcc -march=barcelona testcase.c
testcase.c: In function 'foo':
testcase.c:4:1: error: could not split insn
}
^
(insn 7 4 8 2 (parallel [
(set (reg:DF 21 xmm0 [orig:83 D.1796 ] [83])
(float:DF (mem/c:DI (plus:DI (reg/f:DI 6 bp)
(const_int -8 [0xfffffffffffffff8])) [0 a+0 S8
A64])))
(clobber (mem/c:DI (plus:DI (reg/f:DI 6 bp)
(const_int -24 [0xffffffffffffffe8])) [0 S8 A64]))
]) testcase.c:3 219 {*floatdidf2_sse_with_temp}
(nil))
testcase.c:4:1: internal compiler error: in final_scan_insn, at final.c:2952
0xac1248 _fatal_insn(char const*, rtx_def const*, char const*, int, char
const*)
/mnt/svn/gcc-trunk/gcc/rtl-error.c:109
0x871bf4 final_scan_insn(rtx_def*, _IO_FILE*, int, int, int*)
/mnt/svn/gcc-trunk/gcc/final.c:2952
0x872a9d final(rtx_def*, _IO_FILE*, int)
/mnt/svn/gcc-trunk/gcc/final.c:2023
0x872fae rest_of_handle_final
/mnt/svn/gcc-trunk/gcc/final.c:4427
0x872fae execute
/mnt/svn/gcc-trunk/gcc/final.c:4502
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <http://gcc.gnu.org/bugs.html> for instructions.
$ gcc -v
Using built-in specs.
COLLECT_GCC=/mnt/svn/gcc-trunk/binary-latest/bin/gcc
COLLECT_LTO_WRAPPER=/mnt/svn/gcc-trunk/binary-208561-lto-fortran-checking-yes-rtl-df/libexec/gcc/x86_64-unknown-linux-gnu/4.9.0/lto-wrapper
Target: x86_64-unknown-linux-gnu
Configured with: /mnt/svn/gcc-trunk//configure --enable-checking=yes,rtl,df
--enable-languages=c,c++,lto,fortran
--prefix=/mnt/svn/gcc-trunk/binary-208561-lto-fortran-checking-yes-rtl-df/
--without-cloog --without-ppl
Thread model: posix
gcc version 4.9.0 20140314 (experimental) (GCC)