[Bug target/47715] New: [x32] TLS doesn't work

["hjl.tools at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47715

           Summary: [x32] TLS doesn't work
           Product: gcc
           Version: 4.6.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: hjl.tools@gmail.com


[hjl@gnu-6 ilp32-14]$ cat t.i
extern __thread int h_errno;
int *
__h_errno_location (void)
{
  return &h_errno;
}
[hjl@gnu-6 ilp32-14]$ /usr/gcc-4.6.0-x32/bin/gcc  -mx32 -O2 -S t.i -fPIC
t.i: In function \u2018__h_errno_location\u2019:
t.i:6:1: error: unrecognizable insn:
(call_insn/u 5 4 6 3 (parallel [
            (set (reg:DI 0 ax)
                (call:DI (mem:QI (symbol_ref:DI ("__tls_get_addr")) [0 S1 A8])
                    (const_int 0 [0])))
            (unspec:DI [
                    (symbol_ref:SI ("h_errno") [flags 0x50] <var_decl
0x7f94def6a000 h_errno>)
                ] UNSPEC_TLS_GD)
        ]) t.i:5 -1
     (expr_list:REG_EH_REGION (const_int -2147483648 [0xffffffff80000000])
        (nil))
    (nil))
t.i:6:1: internal compiler error: in extract_insn, at recog.c:2109
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.
[hjl@gnu-6 ilp32-14]$