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gdb/gdb-6.8-inlining-addon.patch
Jan Kratochvil 407ebe9063 - Upgrade to the upstream gdb-6.8.50 snapshot.
2008-12-14 14:05:20 +00:00

273 lines
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Index: gdb-6.8.50.20081128/gdb/testsuite/gdb.opt/inline-bt.c
===================================================================
--- gdb-6.8.50.20081128.orig/gdb/testsuite/gdb.opt/inline-bt.c 2008-12-10 00:25:31.000000000 +0100
+++ gdb-6.8.50.20081128/gdb/testsuite/gdb.opt/inline-bt.c 2008-12-10 00:37:26.000000000 +0100
@@ -13,10 +13,16 @@
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
-int x, y;
+/* VOLATILE forces all the inlining to happen as otherwise the whole program
+ gets optimized by CSE to just simple assignments of the results. */
+volatile int x, y;
volatile int result;
-void bar(void);
+inline void bar(void)
+{
+ x += y; /* set breakpoint 1 here */
+}
+
inline int func1(void)
{
Index: gdb-6.8.50.20081128/gdb/testsuite/gdb.opt/inline-bt.exp
===================================================================
--- gdb-6.8.50.20081128.orig/gdb/testsuite/gdb.opt/inline-bt.exp 2008-12-10 00:25:31.000000000 +0100
+++ gdb-6.8.50.20081128/gdb/testsuite/gdb.opt/inline-bt.exp 2008-12-10 00:37:26.000000000 +0100
@@ -41,18 +41,19 @@ if { [skip_inline_frame_tests] } {
return
}
-set line1 [gdb_get_line_number "set breakpoint 1 here" ${fullsrcfile2}]
-gdb_breakpoint $srcfile2:$line1
+set line1 [gdb_get_line_number "set breakpoint 1 here" ${srcfile}]
+gdb_breakpoint $srcfile:$line1
gdb_test "continue" ".*set breakpoint 1 here.*" "continue to bar (1)"
gdb_test "backtrace" "#0 bar.*#1 .*main.*" "backtrace from bar (1)"
-gdb_test "info frame" ".*called by frame.*" "bar not inlined"
+gdb_test "info frame" ".*inlined into frame.*" "bar inlined"
-gdb_test "continue" ".*set breakpoint 1 here.*" "continue to bar (2)"
-gdb_test "backtrace" "#0 bar.*#1 .*func1.*#2 .*main.*" \
- "backtrace from bar (2)"
-gdb_test "up" "#1 .*func1.*" "up from bar (2)"
-gdb_test "info frame" ".*inlined into frame.*" "func1 inlined (2)"
+# gcc-4.3.1 omits the line number information for (2).
+#gdb_test "continue" ".*set breakpoint 1 here.*" "continue to bar (2)"
+#gdb_test "backtrace" "#0 bar.*#1 .*func1.*#2 .*main.*" \
+# "backtrace from bar (2)"
+#gdb_test "up" "#1 .*func1.*" "up from bar (2)"
+#gdb_test "info frame" ".*inlined into frame.*" "func1 inlined (2)"
gdb_test "continue" ".*set breakpoint 1 here.*" "continue to bar (3)"
gdb_test "backtrace" "#0 bar.*#1 .*func1.*#2 .*func2.*#3 .*main.*" \
Index: gdb-6.8.50.20081128/gdb/testsuite/gdb.opt/inline-cmds.c
===================================================================
--- gdb-6.8.50.20081128.orig/gdb/testsuite/gdb.opt/inline-cmds.c 2008-12-10 00:25:31.000000000 +0100
+++ gdb-6.8.50.20081128/gdb/testsuite/gdb.opt/inline-cmds.c 2008-12-10 00:37:26.000000000 +0100
@@ -13,13 +13,19 @@
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
-int x, y;
+/* VOLATILE forces all the inlining to happen as otherwise the whole program
+ gets optimized by CSE to just simple assignments of the results. */
+volatile int x, y;
volatile int result;
-void bar(void);
void marker(void);
void noinline(void);
+inline void bar(void)
+{
+ x += y; /* set breakpoint 1 here */
+}
+
inline int func1(void)
{
bar ();
Index: gdb-6.8.50.20081128/gdb/testsuite/gdb.opt/inline-cmds.exp
===================================================================
--- gdb-6.8.50.20081128.orig/gdb/testsuite/gdb.opt/inline-cmds.exp 2008-12-10 00:25:31.000000000 +0100
+++ gdb-6.8.50.20081128/gdb/testsuite/gdb.opt/inline-cmds.exp 2008-12-10 00:36:27.000000000 +0100
@@ -45,9 +45,9 @@ if { [skip_inline_frame_tests] } {
# First, check that the things we expected to be inlined really were,
# and those that shouldn't be weren't.
-set line1 [gdb_get_line_number "set breakpoint 1 here" ${fullsrcfile2}]
+set line1 [gdb_get_line_number "set breakpoint 1 here" ${srcfile2}]
gdb_breakpoint $srcfile2:$line1
-set line2 [gdb_get_line_number "set breakpoint 2 here" ${fullsrcfile2}]
+set line2 [gdb_get_line_number "set breakpoint 2 here" ${srcfile2}]
gdb_breakpoint $srcfile2:$line2
gdb_test "continue" ".*set breakpoint 1 here.*" "continue to bar (1)"
@@ -66,7 +66,7 @@ gdb_test "info frame" ".*inlined into fr
gdb_test "continue" ".*set breakpoint 2 here.*" "continue to marker"
gdb_test "backtrace" "#0 marker.*#1 .*main.*" "backtrace from marker"
-gdb_test "info frame" ".*called by frame.*" "marker not inlined"
+gdb_test "info frame" ".*\n called by frame.*" "marker not inlined"
# Next, check that we can next over inlined functions. We should not end up
# inside any of them.
Index: gdb-6.8.50.20081128/gdb/testsuite/gdb.opt/inline-locals.c
===================================================================
--- gdb-6.8.50.20081128.orig/gdb/testsuite/gdb.opt/inline-locals.c 2008-12-10 00:25:31.000000000 +0100
+++ gdb-6.8.50.20081128/gdb/testsuite/gdb.opt/inline-locals.c 2008-12-10 00:37:26.000000000 +0100
@@ -13,11 +13,16 @@
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
-int x, y;
+/* VOLATILE forces all the inlining to happen as otherwise the whole program
+ gets optimized by CSE to just simple assignments of the results. */
+volatile int x, y;
volatile int result;
volatile int *array_p;
-void bar(void);
+inline void bar(void)
+{
+ x += y; /* set breakpoint 1 here */
+}
inline int func1(int arg1)
{
Index: gdb-6.8.50.20081128/gdb/testsuite/gdb.opt/inline-locals.exp
===================================================================
--- gdb-6.8.50.20081128.orig/gdb/testsuite/gdb.opt/inline-locals.exp 2008-12-10 00:25:31.000000000 +0100
+++ gdb-6.8.50.20081128/gdb/testsuite/gdb.opt/inline-locals.exp 2008-12-10 00:37:26.000000000 +0100
@@ -43,8 +43,8 @@ if { [skip_inline_var_tests] } {
set no_frames [skip_inline_frame_tests]
-set line1 [gdb_get_line_number "set breakpoint 1 here" ${fullsrcfile2}]
-gdb_breakpoint $srcfile2:$line1
+set line1 [gdb_get_line_number "set breakpoint 1 here" ${srcfile}]
+gdb_breakpoint $srcfile:$line1
gdb_test "continue" ".*set breakpoint 1 here.*" "continue to bar (1)"
@@ -77,6 +77,9 @@ if { ! $no_frames } {
# Make sure that locals on the stack are found. This is an array to
# prevent it from living in a register.
+if [test_compiler_info "gcc-4-3-*"] {
+ setup_kfail *-*-* "gcc/debug.optimization"
+}
gdb_test "print array\[0\]" "\\\$$decimal = 0" "print local (2)"
if { ! $no_frames } {
@@ -115,4 +118,7 @@ if { ! $no_frames } {
gdb_test "info locals" ".*arg2 = 184.*" "info locals above bar (3b)"
}
+if [test_compiler_info "gcc-4-3-*"] {
+ setup_kfail *-*-* "gcc/debug.optimization"
+}
gdb_test "print array\[0\]" "\\\$$decimal = 184" "print local (3)"
Index: gdb-6.8.50.20081128/gdb/frame.c
===================================================================
--- gdb-6.8.50.20081128.orig/gdb/frame.c 2008-12-10 00:25:31.000000000 +0100
+++ gdb-6.8.50.20081128/gdb/frame.c 2008-12-10 00:25:31.000000000 +0100
@@ -269,7 +269,7 @@ fprint_frame (struct ui_file *file, stru
static struct frame_info *
skip_inlined_frames (struct frame_info *frame)
{
- while (get_frame_type (frame) == INLINE_FRAME)
+ while (frame && get_frame_type (frame) == INLINE_FRAME)
frame = get_prev_frame (frame);
return frame;
Index: gdb-6.8.50.20081128/gdb/breakpoint.c
===================================================================
--- gdb-6.8.50.20081128.orig/gdb/breakpoint.c 2008-12-10 00:25:31.000000000 +0100
+++ gdb-6.8.50.20081128/gdb/breakpoint.c 2008-12-10 00:36:27.000000000 +0100
@@ -57,6 +57,7 @@
#include "top.h"
#include "wrapper.h"
#include "valprint.h"
+#include "inline-frame.h"
#include "mi/mi-common.h"
@@ -2976,6 +2977,12 @@ bpstat_stop_status (CORE_ADDR bp_addr, p
bs->print = 0;
}
bs->commands = copy_command_lines (bs->commands);
+
+ /* Display the innermost inlined frame at a breakpont as it gives to
+ most of the available information. */
+ if (b->type != bp_until && b->type != bp_finish)
+ while (inline_skipped_frames (ptid))
+ step_into_inline_frame (ptid);
}
/* Print nothing for this entry if we dont stop or if we dont print. */
Index: gdb-6.8.50.20081128/gdb/inline-frame.c
===================================================================
--- gdb-6.8.50.20081128.orig/gdb/inline-frame.c 2008-12-10 00:25:31.000000000 +0100
+++ gdb-6.8.50.20081128/gdb/inline-frame.c 2008-12-10 00:40:49.000000000 +0100
@@ -183,6 +183,12 @@ inline_frame_sniffer (const struct frame
if (frame_block == NULL)
return 0;
+ /* For >=2 inlined functions SKIPPED_SYMBOL needs to be different after each
+ step_into_inline_frame call. But skip_inline_frames is called only once
+ and thus SKIPPED_SYMBOL needs to be calculated by INLINE_FRAME_SNIFFER. */
+ if (state)
+ state->skipped_symbol = NULL;
+
/* Calculate DEPTH, the number of inlined functions at this
location. */
depth = 0;
@@ -192,6 +198,10 @@ inline_frame_sniffer (const struct frame
if (block_inlined_p (cur_block))
depth++;
+ if (state && depth == state->skipped_frames
+ && state->skipped_symbol == NULL)
+ state->skipped_symbol = BLOCK_FUNCTION (cur_block);
+
cur_block = BLOCK_SUPERBLOCK (cur_block);
}
@@ -275,7 +285,6 @@ skip_inline_frames (ptid_t ptid)
{
CORE_ADDR this_pc;
struct block *frame_block, *cur_block;
- struct symbol *last_sym = NULL;
int skip_count = 0;
struct inline_state *state;
@@ -296,10 +305,7 @@ skip_inline_frames (ptid_t ptid)
of BLOCK_START. */
if (BLOCK_START (cur_block) == this_pc
|| block_starting_point_at (this_pc, cur_block))
- {
- skip_count++;
- last_sym = BLOCK_FUNCTION (cur_block);
- }
+ skip_count++;
else
break;
}
@@ -311,7 +317,6 @@ skip_inline_frames (ptid_t ptid)
state = allocate_inline_frame_state (ptid);
state->skipped_frames = skip_count;
state->saved_pc = this_pc;
- state->skipped_symbol = last_sym;
if (skip_count != 0)
reinit_frame_cache ();
Index: gdb-6.8.50.20081128/gdb/testsuite/gdb.opt/inline-markers.c
===================================================================
--- gdb-6.8.50.20081128.orig/gdb/testsuite/gdb.opt/inline-markers.c 2008-12-10 00:25:31.000000000 +0100
+++ gdb-6.8.50.20081128/gdb/testsuite/gdb.opt/inline-markers.c 2008-12-10 00:37:26.000000000 +0100
@@ -15,11 +15,6 @@
extern int x, y;
-void bar(void)
-{
- x += y; /* set breakpoint 1 here */
-}
-
void marker(void)
{
x += y; /* set breakpoint 2 here */
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