https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87195
Bug ID: 87195
Summary: ICE in simplify_binary_operation_1, at
simplify-rtx.c:3637
Product: gcc
Version: 9.0
Status: UNCONFIRMED
Keywords: ice-on-valid-code
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: marxin at gcc dot gnu.org
CC: segher at gcc dot gnu.org
Target Milestone: ---
Host: x86_64-linux-gnu
Target: ppc64le-linux-gnu
Following causes an ICE:
$ ./xgcc -B.
/home/marxin/Programming/gcc/gcc/testsuite/gcc.target/powerpc/fold-vec-splat-floatdouble.c
-O2 -ffloat-store
during RTL pass: fwprop1
/home/marxin/Programming/gcc/gcc/testsuite/gcc.target/powerpc/fold-vec-splat-floatdouble.c:
In function ‘testf_08’:
/home/marxin/Programming/gcc/gcc/testsuite/gcc.target/powerpc/fold-vec-splat-floatdouble.c:14:1:
internal compiler error: in simplify_binary_operation_1, at simplify-rtx.c:3637
14 | vector float testf_08 (vector float x) { return vec_splat (x, 0b01000); }
| ^~~~~~
0xfbcfb2 simplify_binary_operation_1
/home/marxin/Programming/gcc/gcc/simplify-rtx.c:3637
0xfb6666 simplify_binary_operation(rtx_code, machine_mode, rtx_def*, rtx_def*)
/home/marxin/Programming/gcc/gcc/simplify-rtx.c:2167
0xfaef1a simplify_gen_binary(rtx_code, machine_mode, rtx_def*, rtx_def*)
/home/marxin/Programming/gcc/gcc/simplify-rtx.c:194
0x19c4257 propagate_rtx_1
/home/marxin/Programming/gcc/gcc/fwprop.c:508
0x19c4159 propagate_rtx_1
/home/marxin/Programming/gcc/gcc/fwprop.c:494
0x19c4c2a propagate_rtx
/home/marxin/Programming/gcc/gcc/fwprop.c:692
0x19c674f forward_propagate_and_simplify
/home/marxin/Programming/gcc/gcc/fwprop.c:1355
0x19c6967 forward_propagate_into
/home/marxin/Programming/gcc/gcc/fwprop.c:1414
0x19c6c77 fwprop
/home/marxin/Programming/gcc/gcc/fwprop.c:1503
0x19c6cf4 execute
/home/marxin/Programming/gcc/gcc/fwprop.c:1534
