http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50180
Bug #: 50180
Summary: insn does not satisfy constraints for 444.namd when
generating profile data
Classification: Unclassified
Product: gcc
Version: 4.6.2
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: rtl-optimization
AssignedTo: unassig...@gcc.gnu.org
ReportedBy: wschm...@gcc.gnu.org
CC: berg...@gcc.gnu.org, meiss...@gcc.gnu.org,
pthau...@gcc.gnu.org
Host: powerpc64-linux
Target: powerpc64-linux
Build: powerpc64-linux
Created attachment 25092
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=25092
Reduced test case
The following occurs on powerpc64-linux in gcc-4_6-branch and
ibm/gcc-4_6-branch, but not on trunk. The options listed are the minimum
required to exhibit the bug. The reduced test case is attached.
> /home/wschmidt/gcc/install/gcc-4_6-branch/libexec/gcc/powerpc64-linux/4.6.2/cc1plus
> -mcpu=power7 -m32 -O3 -fprofile-generate -ffast-math -fpeel-loops
> ComputeNonbondedUtil-min-indent.ii
Index Molecule::atomvdwtype(int) const ExclusionCheck*
Molecule::get_excl_check_for_atom(int) const const LJTable::TableEntry*
LJTable::table_row(unsigned int) const static void
ComputeNonbondedUtil::calc_pair_energy_fullelect(nonbonded*)
Analyzing compilation unit
Performing interprocedural optimizations
<*free_lang_data> <visibility> <early_local_cleanups> <tree_profile_ipa>
<increase_alignment> <whole-program> <ipa-profile> <cp> <inline> <pure-const>
<static-var>Assembling functions:
static void ComputeNonbondedUtil::calc_pair_energy_fullelect(nonbonded*)
ComputeNonbondedUtil-min-indent.ii: In static member function ‘static void
ComputeNonbondedUtil::calc_pair_energy_fullelect(nonbonded*)’:
ComputeNonbondedUtil-min-indent.ii:421:1: error: insn does not satisfy its
constraints:
(insn 2590 1849 1850 39 (set (mem/c:DI (plus:SI (reg/f:SI 1 1)
(const_int 32760 [0x7ff8])) [14 %sfp+32760 S8 A64])
(reg:DI 20 20)) ComputeNonbondedUtil-min-indent.ii:206 403
{*movdi_internal32}
(nil))
ComputeNonbondedUtil-min-indent.ii:421:1: internal compiler error: in
reload_cse_simplify_operands, at postreload.c:403
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.
