https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85769
Bug ID: 85769
Summary: ICE in extract_constrain_insn, at recog.c:2205 for
-mcpu=thunderx
Product: gcc
Version: unknown
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: pinskia at gcc dot gnu.org
Target Milestone: ---
Host: x86_64-linux-gnu
Target: aarch64-linux-gnu
Following ICEs:
$ aarch64-linux-gnu-gcc
/home/marxin/Programming/gcc/gcc/testsuite/gcc.target/aarch64/f16_mov_immediate_1.c
-mcpu=thunderx
/home/marxin/Programming/gcc/gcc/testsuite/gcc.target/aarch64/f16_mov_immediate_1.c:
In function ‘f4’:
/home/marxin/Programming/gcc/gcc/testsuite/gcc.target/aarch64/f16_mov_immediate_1.c:38:1:
error: insn does not satisfy its constraints:
}
^
(insn 36 33 40 2 (set (reg:HF 32 v0 [orig:91 <retval> ] [91])
(reg:HF 0 x0 [orig:90 _8 ] [90]))
"/home/marxin/Programming/gcc/gcc/testsuite/gcc.target/aarch64/f16_mov_immediate_1.c":37
51 {*movhf_aarch64}
(nil))
during RTL pass: reload
/home/marxin/Programming/gcc/gcc/testsuite/gcc.target/aarch64/f16_mov_immediate_1.c:38:1:
internal compiler error: in extract_constrain_insn, at recog.c:2205
0x59ac3d _fatal_insn(char const*, rtx_def const*, char const*, int, char
const*)
.././../gcc/rtl-error.c:108
0x59ac66 _fatal_insn_not_found(rtx_def const*, char const*, int, char const*)
.././../gcc/rtl-error.c:118
0xb23c3d extract_constrain_insn(rtx_insn*)
.././../gcc/recog.c:2205
0xa283b7 check_rtl
.././../gcc/lra.c:2156
0xa2db79 lra(_IO_FILE*)
.././../gcc/lra.c:2590
0x9e0d31 do_reload
.././../gcc/ira.c:5465
0x9e0d31 execute
.././../gcc/ira.c:5649
