https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103702
Bug ID: 103702
Summary: [12 Regression] ICE in update_target_cost_per_stmt, at
config/rs6000/rs6000.c:5457
Product: gcc
Version: 12.0
Status: UNCONFIRMED
Keywords: ice-on-valid-code
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: asolokha at gmx dot com
Target Milestone: ---
Target: powerpc-*-linux-gnu
gcc 12.0.0 20211212 snapshot (g:0b52083ea2c2dd9897031fdc3802a68fd4aa45ef) ICEs
when compiling gcc/testsuite/gcc.dg/vect/pr53185.c w/ -mcpu=power6 -O2
-ftree-loop-vectorize -fno-tree-scev-cprop:
% powerpc-e300c3-linux-gnu-gcc-12.0.0 -mcpu=power6 -O2 -ftree-loop-vectorize
-fno-tree-scev-cprop -c gcc/testsuite/gcc.dg/vect/pr53185.c
during GIMPLE pass: vect
gcc/testsuite/gcc.dg/vect/pr53185.c: In function 'fn1':
gcc/testsuite/gcc.dg/vect/pr53185.c:8:6: internal compiler error: in
update_target_cost_per_stmt, at config/rs6000/rs6000.c:5457
8 | void fn1 () {
| ^~~
0x7527d3 rs6000_cost_data::update_target_cost_per_stmt(vect_cost_for_stmt,
_stmt_vec_info*, vect_cost_model_location, unsigned int)
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-12.0.0_p20211212/work/gcc-12-20211212/gcc/config/rs6000/rs6000.c:5457
0x121bb3b rs6000_cost_data::add_stmt_cost(int, vect_cost_for_stmt,
_stmt_vec_info*, tree_node*, int, vect_cost_model_location)
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-12.0.0_p20211212/work/gcc-12-20211212/gcc/config/rs6000/rs6000.c:5497
0x121bb3b rs6000_cost_data::add_stmt_cost(int, vect_cost_for_stmt,
_stmt_vec_info*, tree_node*, int, vect_cost_model_location)
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-12.0.0_p20211212/work/gcc-12-20211212/gcc/config/rs6000/rs6000.c:5479
0x1122b39 add_stmt_cost
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-12.0.0_p20211212/work/gcc-12-20211212/gcc/tree-vectorizer.h:1691
0x1122b39 add_stmt_costs(vector_costs*, vec<stmt_info_for_cost, va_heap,
vl_ptr>*)
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-12.0.0_p20211212/work/gcc-12-20211212/gcc/tree-vectorizer.h:1727
0x1122b39 vect_analyze_loop_operations
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-12.0.0_p20211212/work/gcc-12-20211212/gcc/tree-vect-loop.c:1765
0x1122b39 vect_analyze_loop_2
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-12.0.0_p20211212/work/gcc-12-20211212/gcc/tree-vect-loop.c:2499
0x1123352 vect_analyze_loop_1
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-12.0.0_p20211212/work/gcc-12-20211212/gcc/tree-vect-loop.c:2830
0x11238f9 vect_analyze_loop(loop*, vec_info_shared*)
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-12.0.0_p20211212/work/gcc-12-20211212/gcc/tree-vect-loop.c:2952
0x1158638 try_vectorize_loop_1
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-12.0.0_p20211212/work/gcc-12-20211212/gcc/tree-vectorizer.c:1047
0x1158638 try_vectorize_loop
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-12.0.0_p20211212/work/gcc-12-20211212/gcc/tree-vectorizer.c:1162
0x1159334 execute
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-12.0.0_p20211212/work/gcc-12-20211212/gcc/tree-vectorizer.c:1278
