gdb.dwarf2: Testsuite 64-bit pointer truncation fixes

* gdb.dwarf2/dw2-case-insensitive-debug.S: Handle 64-bit pointers.
	* gdb.dwarf2/dw2-case-insensitive.exp: Update accordingly.
	* gdb.dwarf2/dw2-skip-prologue.S: Handle 64-bit pointers.
	* gdb.dwarf2/dw2-skip-prologue.exp: Update accordingly.
This commit is contained in:
Maciej W. Rozycki 2014-10-14 21:16:07 +01:00
parent 0ea5cda861
commit 2abf49e11e
5 changed files with 74 additions and 35 deletions

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@ -1,3 +1,10 @@
2014-10-14 Maciej W. Rozycki <macro@codesourcery.com>
* gdb.dwarf2/dw2-case-insensitive-debug.S: Handle 64-bit pointers.
* gdb.dwarf2/dw2-case-insensitive.exp: Update accordingly.
* gdb.dwarf2/dw2-skip-prologue.S: Handle 64-bit pointers.
* gdb.dwarf2/dw2-skip-prologue.exp: Update accordingly.
2014-10-14 Sergio Durigan Junior <sergiodj@redhat.com>
* gdb.arch/stap-eval-lang-ada.S: Likewise.

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@ -15,6 +15,14 @@
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#if PTRBITS == 64
# define PTRBYTE .8byte
#elif PTRBITS == 32
# define PTRBYTE .4byte
#else
# error "Unsupported pointer size"
#endif
.section .debug_info
.Lcu1_begin:
/* CU header */
@ -22,21 +30,21 @@
.Lcu1_start:
.2byte 2 /* DWARF Version */
.4byte .Labbrev1_begin /* Offset into abbrev section */
.byte 4 /* Pointer size */
.byte PTRBITS / 8 /* Pointer size */
/* CU die */
.uleb128 1 /* Abbrev: DW_TAG_compile_unit */
.ascii "file1.txt\0" /* DW_AT_name */
.ascii "GNU C 3.3.3\0" /* DW_AT_producer */
.byte 8 /* DW_AT_language (DW_LANG_Fortran90) */
.4byte cu_text_start /* DW_AT_low_pc */
.4byte cu_text_end /* DW_AT_high_pc */
PTRBYTE cu_text_start /* DW_AT_low_pc */
PTRBYTE cu_text_end /* DW_AT_high_pc */
.uleb128 3 /* Abbrev: DW_TAG_subprogram */
.byte 1 /* DW_AT_external */
.ascii "FUNC_lang\0" /* DW_AT_name */
.4byte FUNC_lang_start /* DW_AT_low_pc */
.4byte FUNC_lang_end /* DW_AT_high_pc */
PTRBYTE FUNC_lang_start /* DW_AT_low_pc */
PTRBYTE FUNC_lang_end /* DW_AT_high_pc */
.byte 1 /* DW_AT_prototyped */
.4byte .Ltype - .Lcu1_begin /* DW_AT_type */

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@ -21,8 +21,15 @@ if {![dwarf2_support]} {
standard_testfile .c dw2-case-insensitive-debug.S
if [is_ilp32_target] {
set ptrbits 32
} else {
set ptrbits 64
}
if { [prepare_for_testing ${testfile}.exp ${testfile} \
[list $srcfile $srcfile2] {nodebug}] } {
[list $srcfile $srcfile2] \
[list nodebug additional_flags=-DPTRBITS=$ptrbits]] } {
return -1
}

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@ -15,6 +15,14 @@
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#if PTRBITS == 64
# define PTRBYTE .8byte
#elif PTRBITS == 32
# define PTRBYTE .4byte
#else
# error "Unsupported pointer size"
#endif
.section .debug_info
.Lcu1_begin:
/* CU header */
@ -22,13 +30,13 @@
.Lcu1_start:
.2byte 2 /* DWARF Version */
.4byte .Labbrev1_begin /* Offset into abbrev section */
.byte 4 /* Pointer size */
.byte PTRBITS / 8 /* Pointer size */
/* CU die */
.uleb128 1 /* Abbrev: DW_TAG_compile_unit */
.4byte .Lline1_begin /* DW_AT_stmt_list */
.4byte func_start /* DW_AT_low_pc */
.4byte func_end /* DW_AT_high_pc */
PTRBYTE func_start /* DW_AT_low_pc */
PTRBYTE func_end /* DW_AT_high_pc */
.ascii "main.c\0" /* DW_AT_name */
.ascii "GNU C 4.5.0\0" /* DW_AT_producer must be >= 4.5 */
.byte 2 /* DW_AT_language (DW_LANG_C) */
@ -37,8 +45,8 @@
.byte 1 /* DW_AT_external */
.ascii "func\0" /* DW_AT_name */
.4byte .Ltype_int-.Lcu1_begin /* DW_AT_type */
.4byte func_start /* DW_AT_low_pc */
.4byte func_end /* DW_AT_high_pc */
PTRBYTE func_start /* DW_AT_low_pc */
PTRBYTE func_end /* DW_AT_high_pc */
/* GDB `has_loclist' detection of -O2 -g code needs to see a DW_AT_location
location list. There may exist -O2 -g CUs still not needing/using any such
@ -51,16 +59,16 @@
.uleb128 4 /* Abbrev: DW_TAG_inlined_subroutine */
.ascii "inlined\0" /* DW_AT_name */
.4byte func0 /* DW_AT_low_pc */
.4byte func1 /* DW_AT_high_pc */
PTRBYTE func0 /* DW_AT_low_pc */
PTRBYTE func1 /* DW_AT_high_pc */
.byte 3 /* DW_AT_inline (DW_INL_declared_inlined) */
.byte 1 /* DW_AT_call_file */
.byte 8 /* DW_AT_call_line */
.uleb128 4 /* Abbrev: DW_TAG_inlined_subroutine */
.ascii "inlined2\0" /* DW_AT_name */
.4byte func2 /* DW_AT_low_pc */
.4byte func3 /* DW_AT_high_pc */
PTRBYTE func2 /* DW_AT_low_pc */
PTRBYTE func3 /* DW_AT_high_pc */
.byte 3 /* DW_AT_inline (DW_INL_declared_inlined) */
.byte 1 /* DW_AT_call_file */
.byte 11 /* DW_AT_call_line */
@ -68,8 +76,8 @@
#ifdef INLINED
.uleb128 4 /* Abbrev: DW_TAG_inlined_subroutine */
.ascii "otherinline\0" /* DW_AT_name */
.4byte func3 /* DW_AT_low_pc */
.4byte func_end /* DW_AT_high_pc */
PTRBYTE func3 /* DW_AT_low_pc */
PTRBYTE func_end /* DW_AT_high_pc */
.byte 3 /* DW_AT_inline (DW_INL_declared_inlined) */
.byte 1 /* DW_AT_call_file */
.byte 9 /* DW_AT_call_line */
@ -77,8 +85,8 @@
#ifdef LEXICAL
.uleb128 5 /* Abbrev: DW_TAG_lexical_block */
.4byte func3 /* DW_AT_low_pc */
.4byte func_end /* DW_AT_high_pc */
PTRBYTE func3 /* DW_AT_low_pc */
PTRBYTE func_end /* DW_AT_high_pc */
/* GDB would otherwise ignore the DW_TAG_lexical_block. */
.uleb128 6 /* Abbrev: DW_TAG_variable */
@ -97,8 +105,8 @@
.byte 1 /* DW_AT_external */
.ascii "func\0" /* DW_AT_name */
.4byte .Ltype_int-.Lcu1_begin /* DW_AT_type */
.4byte fund_start /* DW_AT_low_pc */
.4byte fund_end /* DW_AT_high_pc */
PTRBYTE fund_start /* DW_AT_low_pc */
PTRBYTE fund_end /* DW_AT_high_pc */
.byte 0 /* End of children of DW_TAG_subprogram */
@ -117,7 +125,7 @@ loclist:
/* Reset the location list base address first. */
.4byte -1, 0
.4byte func_start, func_end
PTRBYTE func_start, func_end
.2byte 2f-1f
1: .byte 0x50 /* DW_OP_reg0 */
2:
@ -277,7 +285,7 @@ loclist:
.byte 0 /* DW_LNE_set_address */
.uleb128 5
.byte 2
.4byte func_start
PTRBYTE func_start
.byte 3 /* DW_LNS_advance_line */
.sleb128 4 /* ... to 5 */
.byte 1 /* DW_LNS_copy */
@ -285,7 +293,7 @@ loclist:
.byte 0 /* DW_LNE_set_address */
.uleb128 5
.byte 2
.4byte func0
PTRBYTE func0
.byte 4 /* DW_LNS_set_file */
.uleb128 2
.byte 3 /* DW_LNS_advance_line */
@ -295,7 +303,7 @@ loclist:
.byte 0 /* DW_LNE_set_address */
.uleb128 5
.byte 2
.4byte func1
PTRBYTE func1
.byte 4 /* DW_LNS_set_file */
.uleb128 1
.byte 3 /* DW_LNS_advance_line */
@ -305,7 +313,7 @@ loclist:
.byte 0 /* DW_LNE_set_address */
.uleb128 5
.byte 2
.4byte func2
PTRBYTE func2
.byte 4 /* DW_LNS_set_file */
.uleb128 2
.byte 3 /* DW_LNS_advance_line */
@ -315,7 +323,7 @@ loclist:
.byte 0 /* DW_LNE_set_address */
.uleb128 5
.byte 2
.4byte func3
PTRBYTE func3
.byte 4 /* DW_LNS_set_file */
.uleb128 1
.byte 3 /* DW_LNS_advance_line */
@ -325,14 +333,14 @@ loclist:
.byte 0 /* DW_LNE_set_address */
.uleb128 5
.byte 2
.4byte func_end
PTRBYTE func_end
/* Equivalent copy but renamed s/func/fund/. */
.byte 0 /* DW_LNE_set_address */
.uleb128 5
.byte 2
.4byte fund_start
PTRBYTE fund_start
.byte 3 /* DW_LNS_advance_line */
.sleb128 -4 /* ... to 5 */
.byte 1 /* DW_LNS_copy */
@ -340,7 +348,7 @@ loclist:
.byte 0 /* DW_LNE_set_address */
.uleb128 5
.byte 2
.4byte fund0
PTRBYTE fund0
.byte 4 /* DW_LNS_set_file */
.uleb128 2
.byte 3 /* DW_LNS_advance_line */
@ -350,7 +358,7 @@ loclist:
.byte 0 /* DW_LNE_set_address */
.uleb128 5
.byte 2
.4byte fund1
PTRBYTE fund1
.byte 4 /* DW_LNS_set_file */
.uleb128 1
.byte 3 /* DW_LNS_advance_line */
@ -360,7 +368,7 @@ loclist:
.byte 0 /* DW_LNE_set_address */
.uleb128 5
.byte 2
.4byte fund2
PTRBYTE fund2
.byte 4 /* DW_LNS_set_file */
.uleb128 2
.byte 3 /* DW_LNS_advance_line */
@ -370,7 +378,7 @@ loclist:
.byte 0 /* DW_LNE_set_address */
.uleb128 5
.byte 2
.4byte fund3
PTRBYTE fund3
.byte 4 /* DW_LNS_set_file */
.uleb128 1
.byte 3 /* DW_LNS_advance_line */
@ -380,7 +388,7 @@ loclist:
.byte 0 /* DW_LNE_set_address */
.uleb128 5
.byte 2
.4byte fund_end
PTRBYTE fund_end
/* Line numbering end. */

View File

@ -39,7 +39,16 @@ if {![dwarf2_support]} {
standard_testfile
set executable ${testfile}
if {[build_executable ${testfile}.exp ${executable} "${testfile}.c ${testfile}.S" {additional_flags=-DINLINED}] == -1} {
if [is_ilp32_target] {
set ptrbits 32
} else {
set ptrbits 64
}
if { [build_executable ${testfile}.exp ${executable} \
"${testfile}.c ${testfile}.S" \
[list additional_flags=-DINLINED \
additional_flags=-DPTRBITS=$ptrbits]] == -1 } {
return -1
}