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a576827 |
diff -rup binutils.orig/gas/dwarf2dbg.c binutils-2.37/gas/dwarf2dbg.c
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a576827 |
--- binutils.orig/gas/dwarf2dbg.c 2021-08-09 17:28:17.743318315 +0100
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a576827 |
+++ binutils-2.37/gas/dwarf2dbg.c 2021-08-09 17:28:27.043264112 +0100
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a576827 |
@@ -620,7 +620,22 @@ get_directory_table_entry (const char *d
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a576827 |
if (can_use_zero)
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a576827 |
{
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a576827 |
if (dirs == NULL || dirs[0] == NULL)
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a576827 |
- d = 0;
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a576827 |
+ {
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a576827 |
+ const char * pwd = getpwd ();
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a576827 |
+
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a576827 |
+ if (dwarf_level >= 5 && strcmp (dirname, pwd) != 0)
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a576827 |
+ {
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a576827 |
+ /* In DWARF-5 the 0 entry in the directory table is expected to be
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a576827 |
+ the same as the DW_AT_comp_dir (which is set to the current build
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a576827 |
+ directory). Since we are about to create a directory entry that
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a576827 |
+ is not the same, allocate the current directory first.
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a576827 |
+ FIXME: Alternatively we could generate an error message here. */
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a576827 |
+ (void) get_directory_table_entry (pwd, strlen (pwd), true);
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a576827 |
+ d = 1;
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a576827 |
+ }
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a576827 |
+ else
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a576827 |
+ d = 0;
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a576827 |
+ }
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a576827 |
}
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a576827 |
else if (d == 0)
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a576827 |
d = 1;
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a576827 |
@@ -628,8 +643,8 @@ get_directory_table_entry (const char *d
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a576827 |
if (d >= dirs_allocated)
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a576827 |
{
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a576827 |
unsigned int old = dirs_allocated;
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a576827 |
-
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a576827 |
- dirs_allocated = d + 32;
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a576827 |
+#define DIR_TABLE_INCREMENT 32
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a576827 |
+ dirs_allocated = d + DIR_TABLE_INCREMENT;
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a576827 |
dirs = XRESIZEVEC (char *, dirs, dirs_allocated);
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a576827 |
memset (dirs + old, 0, (dirs_allocated - old) * sizeof (char *));
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a576827 |
}
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a576827 |
@@ -779,7 +794,7 @@ allocate_filename_to_slot (const char *d
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a576827 |
{
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a576827 |
if (dirs == NULL)
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a576827 |
{
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a576827 |
- dirs_allocated = files[num].dir + 32;
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a576827 |
+ dirs_allocated = files[num].dir + DIR_TABLE_INCREMENT;
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a576827 |
dirs = XCNEWVEC (char *, dirs_allocated);
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a576827 |
}
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a576827 |
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a576827 |
@@ -807,7 +822,7 @@ allocate_filename_to_slot (const char *d
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a576827 |
{
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a576827 |
if (dirs == NULL)
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a576827 |
{
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a576827 |
- dirs_allocated = files[num].dir + 32;
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a576827 |
+ dirs_allocated = files[num].dir + DIR_TABLE_INCREMENT;
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a576827 |
dirs = XCNEWVEC (char *, dirs_allocated);
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a576827 |
}
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a576827 |
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a576827 |
@@ -840,7 +855,7 @@ allocate_filename_to_slot (const char *d
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a576827 |
dirlen = strlen (dirname);
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a576827 |
file = filename;
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a576827 |
}
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a576827 |
-
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a576827 |
+
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a576827 |
d = get_directory_table_entry (dirname, dirlen, num == 0);
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a576827 |
i = num;
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a576827 |
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a576827 |
@@ -2082,7 +2097,12 @@ out_dir_and_file_list (segT line_seg, in
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a576827 |
Otherwise use pwd as main file directory. */
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a576827 |
if (dirs_in_use > 0 && dirs != NULL && dirs[0] != NULL)
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a576827 |
dir = remap_debug_filename (dirs[0]);
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a576827 |
- else if (dirs_in_use > 1 && dirs != NULL && dirs[1] != NULL)
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a576827 |
+ else if (dirs_in_use > 1
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a576827 |
+ && dirs != NULL
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a576827 |
+ && dirs[1] != NULL
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a576827 |
+ /* DWARF-5 directory tables expect dir[0] to be the same as
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a576827 |
+ DW_AT_comp_dir, which is the same as pwd. */
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a576827 |
+ && dwarf_level < 5)
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a576827 |
dir = remap_debug_filename (dirs[1]);
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a576827 |
else
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a576827 |
dir = remap_debug_filename (getpwd ());
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a576827 |
@@ -2185,8 +2205,8 @@ out_dir_and_file_list (segT line_seg, in
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a576827 |
uses slot zero, but that is only set explicitly using a
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a576827 |
.file 0 directive. If that isn't used, but file 1 is,
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a576827 |
then use that as main file name. */
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a576827 |
- if (DWARF2_LINE_VERSION >= 5 && i == 0 && files_in_use >= 1)
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a576827 |
- files[0].filename = files[1].filename;
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a576827 |
+ if (DWARF2_LINE_VERSION >= 5 && i == 0 && files_in_use >= 1 && files[0].filename == NULL)
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a576827 |
+ files[0].filename = files[1].filename;
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a576827 |
else
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a576827 |
files[i].filename = "";
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a576827 |
if (DWARF2_LINE_VERSION < 5 || i != 0)
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a576827 |
Only in binutils-2.37/gas/testsuite/gas/elf: dwarf-5-dir0.d
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a576827 |
Only in binutils-2.37/gas/testsuite/gas/elf: dwarf-5-dir0.s
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a576827 |
diff -rup binutils.orig/gas/testsuite/gas/elf/dwarf-5-file0.d binutils-2.37/gas/testsuite/gas/elf/dwarf-5-file0.d
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a576827 |
--- binutils.orig/gas/testsuite/gas/elf/dwarf-5-file0.d 2021-08-09 17:28:17.817317884 +0100
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a576827 |
+++ binutils-2.37/gas/testsuite/gas/elf/dwarf-5-file0.d 2021-08-09 17:28:27.043264112 +0100
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a576827 |
@@ -3,17 +3,18 @@
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a576827 |
#readelf: -wl
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a576827 |
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a576827 |
#...
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a576827 |
- The Directory Table \(offset 0x.*, lines 3, columns 1\):
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a576827 |
+ The Directory Table \(offset 0x.*, lines 4, columns 1\):
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a576827 |
Entry Name
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a576827 |
- 0 \(indirect line string, offset: 0x.*\): master directory
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a576827 |
- 1 \(indirect line string, offset: 0x.*\): secondary directory
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a576827 |
- 2 \(indirect line string, offset: 0x.*\): /tmp
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a576827 |
+#...
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a576827 |
+ 1 \(indirect line string, offset: 0x.*\): master directory
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a576827 |
+ 2 \(indirect line string, offset: 0x.*\): secondary directory
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a576827 |
+ 3 \(indirect line string, offset: 0x.*\): /tmp
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a576827 |
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a576827 |
The File Name Table \(offset 0x.*, lines 3, columns 3\):
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a576827 |
Entry Dir MD5 Name
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a576827 |
- 0 0 0x0 \(indirect line string, offset: 0x.*\): master source file
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a576827 |
- 1 1 0x0 \(indirect line string, offset: 0x.*\): secondary source file
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a576827 |
- 2 2 0x95828e8bc4f7404dbf7526fb7bd0f192 \(indirect line string, offset: 0x.*\): foo.c
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a576827 |
+ 0 1 0x0 \(indirect line string, offset: 0x.*\): master source file
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a576827 |
+ 1 2 0x0 \(indirect line string, offset: 0x.*\): secondary source file
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a576827 |
+ 2 3 0x95828e8bc4f7404dbf7526fb7bd0f192 \(indirect line string, offset: 0x.*\): foo.c
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a576827 |
#pass
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a576827 |
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a576827 |
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a576827 |
diff -rup binutils.orig/gas/testsuite/gas/elf/elf.exp binutils-2.37/gas/testsuite/gas/elf/elf.exp
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a576827 |
--- binutils.orig/gas/testsuite/gas/elf/elf.exp 2021-08-09 17:28:17.817317884 +0100
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a576827 |
+++ binutils-2.37/gas/testsuite/gas/elf/elf.exp 2021-08-09 17:28:27.044264106 +0100
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a576827 |
@@ -297,6 +297,7 @@ if { [is_elf_format] } then {
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a576827 |
run_dump_test "dwarf2-19" $dump_opts
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a576827 |
run_dump_test "dwarf2-20" $dump_opts
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a576827 |
run_dump_test "dwarf-5-file0" $dump_opts
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a576827 |
+ run_dump_test "dwarf-5-dir0" $dump_opts
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a576827 |
run_dump_test "dwarf-4-cu" $dump_opts
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a576827 |
run_dump_test "dwarf-5-cu" $dump_opts
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a576827 |
run_dump_test "dwarf-5-nop-for-line-table" $dump_opts
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a576827 |
diff -rup binutils.orig/gas/testsuite/gas/i386/dwarf5-line-1.d binutils-2.37/gas/testsuite/gas/i386/dwarf5-line-1.d
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a576827 |
--- binutils.orig/gas/testsuite/gas/i386/dwarf5-line-1.d 2021-08-09 17:28:17.782318088 +0100
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a576827 |
+++ binutils-2.37/gas/testsuite/gas/i386/dwarf5-line-1.d 2021-08-09 17:28:27.044264106 +0100
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a576827 |
@@ -33,7 +33,7 @@ Raw dump of debug contents of section \.
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a576827 |
|
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a576827 |
The Directory Table \(offset 0x.*, lines 2, columns 1\):
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a576827 |
Entry Name
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a576827 |
- 0 \(indirect line string, offset: 0x.*\): .*/gas/testsuite/gas/i386
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a576827 |
+ 0 \(indirect line string, offset: 0x.*\): .*/gas/testsuite
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a576827 |
1 \(indirect line string, offset: 0x.*\): .*/gas/testsuite/gas/i386
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a576827 |
|
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a576827 |
The File Name Table \(offset 0x.*, lines 2, columns 3\):
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a576827 |
diff -rup binutils.orig/gas/testsuite/gas/i386/dwarf5-line-2.d binutils-2.37/gas/testsuite/gas/i386/dwarf5-line-2.d
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a576827 |
--- binutils.orig/gas/testsuite/gas/i386/dwarf5-line-2.d 2021-08-09 17:28:17.785318070 +0100
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a576827 |
+++ binutils-2.37/gas/testsuite/gas/i386/dwarf5-line-2.d 2021-08-09 17:28:27.044264106 +0100
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a576827 |
@@ -33,7 +33,7 @@ Raw dump of debug contents of section \.
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a576827 |
|
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a576827 |
The Directory Table \(offset 0x.*, lines 2, columns 1\):
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a576827 |
Entry Name
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a576827 |
- 0 \(indirect line string, offset: 0x.*\): .*/gas/testsuite/gas/i386
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a576827 |
+ 0 \(indirect line string, offset: 0x.*\): .*/gas/testsuite
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a576827 |
1 \(indirect line string, offset: 0x.*\): .*/gas/testsuite/gas/i386
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a576827 |
|
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a576827 |
The File Name Table \(offset 0x.*, lines 1, columns 3\):
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a576827 |
--- /dev/null 2021-08-09 07:51:33.817495606 +0100
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a576827 |
+++ binutils-2.37/gas/testsuite/gas/elf/dwarf-5-dir0.s 2021-08-09 17:28:54.787102415 +0100
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a576827 |
@@ -0,0 +1,19 @@
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a576827 |
+ .section .debug_info,"",%progbits
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a576827 |
+ .4byte 0x8a
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a576827 |
+ .2byte 0x2
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a576827 |
+ .4byte .Ldebug_abbrev0
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a576827 |
+ .byte 0x4
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a576827 |
+ .uleb128 0x1
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a576827 |
+
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a576827 |
+ .file 0 "../not-the-build-directory/master-source-file.c"
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a576827 |
+ .line 1
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a576827 |
+ .text
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a576827 |
+ .octa 0x12345678901234567890123456789012
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a576827 |
+
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a576827 |
+ .file 1 "secondary directory/secondary source file"
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a576827 |
+ .line 2
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a576827 |
+ .word 2
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a576827 |
+
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a576827 |
+ .file 2 "/tmp" "foo.c" md5 0x95828e8bc4f7404dbf7526fb7bd0f192
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a576827 |
+ .line 5
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a576827 |
+ .word 6
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a576827 |
--- /dev/null 2021-08-09 07:51:33.817495606 +0100
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a576827 |
+++ binutils-2.37/gas/testsuite/gas/elf/dwarf-5-dir0.d 2021-08-09 17:28:54.787102415 +0100
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a576827 |
@@ -0,0 +1,20 @@
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a576827 |
+#as: --gdwarf-5
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a576827 |
+#name: DWARF5 dir[0]
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a576827 |
+#readelf: -wl
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a576827 |
+
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a576827 |
+#...
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a576827 |
+ The Directory Table \(offset 0x.*, lines 4, columns 1\):
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a576827 |
+ Entry Name
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a576827 |
+ 0 \(indirect line string, offset: 0x0\): .*/gas/testsuite
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a576827 |
+ 1 \(indirect line string, offset: 0x.*\): ../not-the-build-directory
|
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a576827 |
+ 2 \(indirect line string, offset: 0x.*\): secondary directory
|
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a576827 |
+ 3 \(indirect line string, offset: 0x.*\): /tmp
|
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a576827 |
+
|
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a576827 |
+ The File Name Table \(offset 0x.*, lines 3, columns 3\):
|
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a576827 |
+ Entry Dir MD5 Name
|
|
|
a576827 |
+ 0 1 0x0 \(indirect line string, offset: 0x.*\): master-source-file.c
|
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a576827 |
+ 1 2 0x0 \(indirect line string, offset: 0x.*\): secondary source file
|
|
|
a576827 |
+ 2 3 0x95828e8bc4f7404dbf7526fb7bd0f192 \(indirect line string, offset: 0x.*\): foo.c
|
|
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a576827 |
+#pass
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a576827 |
+
|
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a576827 |
+
|