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From: "marxin at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug target/99787] New: ICE in curr_insn_transform, at lra-constraints.c:4133 Date: Fri, 26 Mar 2021 08:41:22 +0000 [thread overview] Message-ID: <bug-99787-4@http.gcc.gnu.org/bugzilla/> (raw) https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99787 Bug ID: 99787 Summary: ICE in curr_insn_transform, at lra-constraints.c:4133 Product: gcc Version: 11.0 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 Target Milestone: --- Host: x86_64-linux-gnu Target: aarch64-linux-gnu I see the following ICE: $ cat big.c _Complex foo_x_0; int foo_n11, foo_i, foo_l; _Complex float foo_s; _Complex *foo_f_0_0_0; void foo() { _Complex f[foo_l]; for (; foo_i; foo_i++) { int n9; for (; n9 < foo_l; n9++) for (; foo_n11; foo_n11++) foo_s += foo_f_0_0_0[n9] * 0 * foo_f_0_0_0[foo_n11]; foo_x_0 += foo_s; } } $ aarch64-linux-gnu-gcc big.c -O2 -ftree-slp-vectorize -ffp-contract=on -ffloat-store -c big.c: In function ‘foo’: big.c:16:1: error: unable to generate reloads for: 16 | } | ^ (insn 155 154 156 12 (set (reg:V2DF 203) (vec_concat:V2DF (mem:DF (plus:DI (reg/f:DI 64 sfp) (const_int 264 [0x108])) [3 S8 A64]) (mem:DF (plus:DI (reg/f:DI 64 sfp) (const_int 272 [0x110])) [3 S8 A128]))) 2474 {load_pair_lanesdf} (expr_list:REG_EQUIV (mem:V2DF (plus:DI (reg/f:DI 64 sfp) (const_int -32 [0xffffffffffffffe0])) [3 S16 A128]) (nil))) during RTL pass: reload big.c:16:1: internal compiler error: in curr_insn_transform, at lra-constraints.c:4133 0x69192f _fatal_insn(char const*, rtx_def const*, char const*, int, char const*) /home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-aarch64/build/gcc/rtl-error.c:108 0x68a741 curr_insn_transform /home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-aarch64/build/gcc/lra-constraints.c:4133 0xa85367 lra_constraints(bool) /home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-aarch64/build/gcc/lra-constraints.c:5169 0xa6f0a2 lra(_IO_FILE*) /home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-aarch64/build/gcc/lra.c:2336 0xa2be49 do_reload /home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-aarch64/build/gcc/ira.c:5835 0xa2be49 execute /home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-aarch64/build/gcc/ira.c:6021 Please submit a full bug report, with preprocessed source if appropriate. Please include the complete backtrace with any bug report. See <https://gcc.gnu.org/bugs/> for instructions.
next reply other threads:[~2021-03-26 8:41 UTC|newest] Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-03-26 8:41 marxin at gcc dot gnu.org [this message] 2021-03-26 9:16 ` [Bug target/99787] [11 Regression] ICE in curr_insn_transform, at lra-constraints.c:4133 since r11-7807-gbe70bb5e4babdf9d3d33e8f4658452038407fa8e marxin at gcc dot gnu.org 2021-03-26 9:49 ` rguenth at gcc dot gnu.org 2021-03-26 17:27 ` vmakarov at gcc dot gnu.org 2022-01-01 8:48 ` cvs-commit at gcc dot gnu.org
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