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[review v3] gdb: recognize new DWARF attributes: defaulted, deleted, calling conv.
- From: "Simon Marchi (Code Review)" <gerrit at gnutoolchain-gerrit dot osci dot io>
- To: Tankut Baris Aktemur <tankut dot baris dot aktemur at intel dot com>, gdb-patches at sourceware dot org
- Cc: Tom Tromey <tromey at sourceware dot org>, Andrew Burgess <andrew dot burgess at embecosm dot com>
- Date: Thu, 31 Oct 2019 16:12:18 -0400
- Subject: [review v3] gdb: recognize new DWARF attributes: defaulted, deleted, calling conv.
- Auto-submitted: auto-generated
- References: <gerrit.1571406803000.I54192f363115b78ec7435a8563b73fcace420765@gnutoolchain-gerrit.osci.io>
- Reply-to: gnutoolchain-gerrit at osci dot io
Simon Marchi has posted comments on this change.
Change URL: https://gnutoolchain-gerrit.osci.io/r/c/binutils-gdb/+/135
......................................................................
Patch Set 3:
(2 comments)
Thanks, this patch LGTM for my part.
https://gnutoolchain-gerrit.osci.io/r/c/binutils-gdb/+/135/2/gdb/dwarf2read.c
File gdb/dwarf2read.c:
https://gnutoolchain-gerrit.osci.io/r/c/binutils-gdb/+/135/2/gdb/dwarf2read.c@15831
PS2, Line 15831:
15822 | is_valid_DW_AT_calling_convention (ULONGEST value)
| ...
15826 | case DW_CC_normal:
15827 | case DW_CC_program:
15828 | case DW_CC_nocall:
15829 | case DW_CC_pass_by_reference:
15830 | case DW_CC_pass_by_value:
15831 > case DW_CC_lo_user:
15832 > case DW_CC_hi_user:
15833 | /* case DW_CC_GNU_renesas_sh: Duplicate of DW_CC_lo_user. */
15834 | case DW_CC_GNU_borland_fastcall_i386:
15835 | /* case DW_CC_GDB_IBM_OpenCL: Duplicate of DW_CC_hi_user. */
15836 | return true;
15837 | }
> I don' think we should include lo_user and hi_user in the switch, since they are not "real" values. […]
Done
https://gnutoolchain-gerrit.osci.io/r/c/binutils-gdb/+/135/2/gdb/dwarf2read.c@15928
PS2, Line 15928:
15857 | read_structure_type (struct die_info *die, struct dwarf2_cu *cu)
| ...
15923 | TYPE_DECLARED_CLASS (type) = 1;
15924 |
15925 | /* Store the calling convention in the type if it's available in
15926 | the die. Otherwise the calling convention remains set to
15927 | the default value DW_CC_normal. */
15928 > attr = dwarf2_attr (die, DW_AT_calling_convention, cu);
15929 | if (attr != nullptr
15930 | && is_valid_DW_AT_calling_convention (DW_UNSND (attr)))
15931 | {
15932 | ALLOCATE_CPLUS_STRUCT_TYPE (type);
15933 | TYPE_CPLUS_CALLING_CONVENTION (type)
> According to table 5. […]
Done
--
Gerrit-Project: binutils-gdb
Gerrit-Branch: master
Gerrit-Change-Id: I54192f363115b78ec7435a8563b73fcace420765
Gerrit-Change-Number: 135
Gerrit-PatchSet: 3
Gerrit-Owner: Tankut Baris Aktemur <tankut.baris.aktemur@intel.com>
Gerrit-Reviewer: Andrew Burgess <andrew.burgess@embecosm.com>
Gerrit-Reviewer: Tankut Baris Aktemur <tankut.baris.aktemur@intel.com>
Gerrit-CC: Simon Marchi <simon.marchi@polymtl.ca>
Gerrit-CC: Tom Tromey <tromey@sourceware.org>
Gerrit-Comment-Date: Thu, 31 Oct 2019 20:12:18 +0000
Gerrit-HasComments: Yes
Gerrit-Has-Labels: No
Comment-In-Reply-To: Simon Marchi <simon.marchi@polymtl.ca>
Gerrit-MessageType: comment