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* dwarf2loc.c (locexpr_describe_location_piece): Also recognize

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TLS with DW_OP_const4u or DW_OP_const8u.
This commit is contained in:
Tom Tromey 2010-07-26 20:25:00 +00:00
parent 9fe70b4fe2
commit 09d8bd0068
2 changed files with 14 additions and 5 deletions
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5
gdb/ChangeLog
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@ -1,3 +1,8 @@
2010-07-26 Tom Tromey <tromey@redhat.com>
* dwarf2loc.c (locexpr_describe_location_piece): Also recognize
TLS with DW_OP_const4u or DW_OP_const8u.
2010-07-26 Thiago Jung Bauermann <bauerman@br.ibm.com>
* ppc-linux-nat.c (store_vsx_register): Use PTRACE_GETVSXREGS to get

14
gdb/dwarf2loc.c
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@ -2016,15 +2016,19 @@ locexpr_describe_location_piece (struct symbol *symbol, struct ui_file *stream,
DW_AT_location : 10 byte block: 3 4 0 0 0 0 0 0 0 e0
(DW_OP_addr: 4; DW_OP_GNU_push_tls_address)
0x3 is the encoding for DW_OP_addr, which has an operand as long
as the size of an address on the target machine (here is 8
bytes). 0xe0 is the encoding for DW_OP_GNU_push_tls_address.
The operand represents the offset at which the variable is within
the thread local storage. */
bytes). Note that more recent version of GCC emit DW_OP_const4u
or DW_OP_const8u, depending on address size, rather than
DW_OP_addr. 0xe0 is the encoding for
DW_OP_GNU_push_tls_address. The operand represents the offset at
which the variable is within the thread local storage. */
else if (data + 1 + addr_size < end
&& data[0] == DW_OP_addr
&& (data[0] == DW_OP_addr
|| (addr_size == 4 && data[0] == DW_OP_const4u)
|| (addr_size == 8 && data[0] == DW_OP_const8u))
&& data[1 + addr_size] == DW_OP_GNU_push_tls_address
&& piece_end_p (data + 2 + addr_size, end))
{