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gdb: include the end address in in-memory bfd filenames

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    66984afd29 gdb: include the base address in in-memory bfd filenames

added the base address to in-memory bfd filenames.  Also add the end
address to allow dumping the in-memory bfd using the 'dump memory'
command.
This commit is contained in:
Markus Metzger 2023-05-09 10:39:07 +00:00
parent 998a4f589d
commit c96ceed9dc
2 changed files with 14 additions and 6 deletions
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7
gdb/gdb_bfd.c
View File

@ -227,8 +227,9 @@ struct target_buffer : public gdb_bfd_iovec_base
target_buffer (CORE_ADDR base, ULONGEST size)
: m_base (base),
m_size (size),
m_filename (xstrprintf ("<in-memory@%s>",
core_addr_to_string_nz (m_base)))
m_filename (xstrprintf ("<in-memory@%s-%s>",
core_addr_to_string_nz (m_base),
core_addr_to_string_nz (m_base + m_size)))
{
}
@ -241,7 +242,7 @@ struct target_buffer : public gdb_bfd_iovec_base
{ return m_base; }
/* Return a generated filename for the in-memory BFD file. The generated
name will include the M_BASE value. */
name will include the begin and end address of the in-memory file. */
const char *filename () const
{ return m_filename.get (); }

13
gdb/testsuite/gdb.base/jit-bfd-name.exp
View File

@ -102,7 +102,7 @@ gdb_test_multiple "maint info symtabs" "" {
-re "^\\\}\\s*\r\n" {
exp_continue
}
-re "^\\\{ objfile <in-memory@($hex)>\\s+\[^\r\n\]+\r\n" {
-re "^\\\{ objfile <in-memory@($hex-$hex)>\\s+\[^\r\n\]+\r\n" {
lappend bfd_name_addrs $expect_out(1,string)
exp_continue
}
@ -133,12 +133,19 @@ foreach addr $symfile_addrs len $symfile_lengths {
# Check that each of the expected jit symfile addresses was mentioned
# in an in-memory BFD filename.
set count 1
foreach addr $symfile_addrs {
foreach addr $symfile_addrs len $symfile_lengths {
# Drop any loading zeros from the symfile address.
set addr [format 0x%x $addr]
# Calculate the end address.
set end [format 0x%x [expr $addr + $len]]
# This is what we expect the address range to look like in the BFD
# filename.
set rng "$start-$end"
# Check there was a BFD with the expected address in its name.
gdb_assert { [expr [lsearch -exact $bfd_name_addrs $addr] != -1] } \
gdb_assert { [expr [lsearch -exact $bfd_name_addrs $rng] != -1] } \
"check for in-memory bfd $count"
incr count
}