[Bug target/98147] New: [11 Regression] ICE in emit_library_call_value_1, at calls.c:5296 since r11-5725-g442b6fb7c09a39577261de90413cc4db366f1c5f

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98147

            Bug ID: 98147
           Summary: [11 Regression] ICE in emit_library_call_value_1, at
                    calls.c:5296 since
                    r11-5725-g442b6fb7c09a39577261de90413cc4db366f1c5f
           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
                CC: aoliva at gcc dot gnu.org
  Target Milestone: ---
              Host: x86_64-linux
            Target: aarch64-linux-gnu

Since the revision, the following fails:

$ cat clear_cache.c
char buffer[32] = "Bla bla";
int main() {
  __builtin___clear_cache(buffer, buffer+32);
  return 0;
}

$ aarch64-linux-gnu-gcc clear_cache.c -c -mabi=ilp32
during RTL pass: expand
clear_cache.c: In function ‘main’:
clear_cache.c:3:3: internal compiler error: in emit_library_call_value_1, at
calls.c:5296
    3 |   __builtin___clear_cache(buffer, buffer+32);
      |   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
0x65f200 emit_library_call_value_1(int, rtx_def*, rtx_def*, libcall_type,
machine_mode, int, std::pair<rtx_def*, machine_mode>*)
       
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-aarch64/build/gcc/calls.c:5296
0x791810 emit_library_call(rtx_def*, libcall_type, machine_mode, rtx_def*,
machine_mode, rtx_def*, machine_mode)
       
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-aarch64/build/gcc/rtl.h:4195
0x791810 default_emit_call_builtin___clear_cache(rtx_def*, rtx_def*)
       
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-aarch64/build/gcc/builtins.c:7782
0x7a1747 expand_builtin(tree_node*, rtx_def*, rtx_def*, machine_mode, int)
       
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-aarch64/build/gcc/builtins.c:9729
0x8be8df expand_expr_real_1(tree_node*, rtx_def*, machine_mode,
expand_modifier, rtx_def**, bool)
       
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-aarch64/build/gcc/expr.c:11249
0x7c256e expand_expr
       
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-aarch64/build/gcc/expr.h:282
0x7c256e expand_call_stmt
       
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-aarch64/build/gcc/cfgexpand.c:2831
0x7c256e expand_gimple_stmt_1
       
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-aarch64/build/gcc/cfgexpand.c:3835
0x7c256e expand_gimple_stmt
       
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-aarch64/build/gcc/cfgexpand.c:3999
0x7c80f7 expand_gimple_basic_block
       
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-aarch64/build/gcc/cfgexpand.c:6040
0x7c80f7 execute
       
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-aarch64/build/gcc/cfgexpand.c:6724
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.