@@ -20,20 +20,6 @@ they were first deprecated in the 2.10.0 release.
What follows is a list of all features currently marked as
deprecated.
-Build options
--------------
-
-``gprof`` builds (since 8.0)
-''''''''''''''''''''''''''''
-
-The ``--enable-gprof`` configure setting relies on compiler
-instrumentation to gather its data which can distort the generated
-profile. As other non-instrumenting tools are available that give a
-more holistic view of the system with non-instrumented binaries we are
-deprecating the build option and no longer defend it in CI. The
-``--enable-gcov`` build option remains for analysis test case
-coverage.
-
System emulator command line arguments
--------------------------------------
@@ -254,11 +254,6 @@ if host_arch == 'i386' and not cc.links('''
qemu_common_flags = ['-march=i486'] + qemu_common_flags
endif
-if get_option('gprof')
- qemu_common_flags += ['-p']
- qemu_ldflags += ['-p']
-endif
-
if get_option('prefer_static')
qemu_ldflags += get_option('b_pie') ? '-static-pie' : '-static'
endif
@@ -2214,7 +2209,6 @@ config_host_data.set('CONFIG_DEBUG_GRAPH_LOCK', get_option('debug_graph_lock'))
config_host_data.set('CONFIG_DEBUG_MUTEX', get_option('debug_mutex'))
config_host_data.set('CONFIG_DEBUG_STACK_USAGE', get_option('debug_stack_usage'))
config_host_data.set('CONFIG_DEBUG_TCG', get_option('debug_tcg'))
-config_host_data.set('CONFIG_GPROF', get_option('gprof'))
config_host_data.set('CONFIG_LIVE_BLOCK_MIGRATION', get_option('live_block_migration').allowed())
config_host_data.set('CONFIG_QOM_CAST_DEBUG', get_option('qom_cast_debug'))
config_host_data.set('CONFIG_REPLICATION', get_option('replication').allowed())
@@ -4122,12 +4116,6 @@ summary_info += {'memory allocator': get_option('malloc')}
summary_info += {'avx2 optimization': config_host_data.get('CONFIG_AVX2_OPT')}
summary_info += {'avx512bw optimization': config_host_data.get('CONFIG_AVX512BW_OPT')}
summary_info += {'avx512f optimization': config_host_data.get('CONFIG_AVX512F_OPT')}
-if get_option('gprof')
- gprof_info = 'YES (deprecated)'
-else
- gprof_info = get_option('gprof')
-endif
-summary_info += {'gprof': gprof_info}
summary_info += {'gcov': get_option('b_coverage')}
summary_info += {'thread sanitizer': get_option('tsan')}
summary_info += {'CFI support': get_option('cfi')}
@@ -25,9 +25,6 @@
/* exit(2) */
static inline abi_long do_bsd_exit(void *cpu_env, abi_long arg1)
{
-#ifdef TARGET_GPROF
- _mcleanup();
-#endif
gdb_exit(arg1);
qemu_plugin_user_exit();
_exit(arg1);
@@ -848,11 +848,6 @@ void signal_init(void)
act.sa_flags = SA_SIGINFO;
for (i = 1; i <= TARGET_NSIG; i++) {
-#ifdef CONFIG_GPROF
- if (i == TARGET_SIGPROF) {
- continue;
- }
-#endif
host_sig = target_to_host_signal(i);
sigaction(host_sig, NULL, &oact);
if (oact.sa_sigaction == (void *)SIG_IGN) {
@@ -22,9 +22,6 @@
#include "qemu.h"
#include "user-internals.h"
#include "qemu/plugin.h"
-#ifdef CONFIG_GPROF
-#include <sys/gmon.h>
-#endif
#ifdef CONFIG_GCOV
extern void __gcov_dump(void);
@@ -32,9 +29,6 @@ extern void __gcov_dump(void);
void preexit_cleanup(CPUArchState *env, int code)
{
-#ifdef CONFIG_GPROF
- _mcleanup();
-#endif
#ifdef CONFIG_GCOV
__gcov_dump();
#endif
@@ -588,11 +588,6 @@ void signal_init(void)
act.sa_flags = SA_SIGINFO;
act.sa_sigaction = host_signal_handler;
for(i = 1; i <= TARGET_NSIG; i++) {
-#ifdef CONFIG_GPROF
- if (i == TARGET_SIGPROF) {
- continue;
- }
-#endif
host_sig = target_to_host_signal(i);
sigaction(host_sig, NULL, &oact);
if (oact.sa_sigaction == (void *)SIG_IGN) {
@@ -348,9 +348,6 @@ option('debug_stack_usage', type: 'boolean', value: false,
description: 'measure coroutine stack usage')
option('qom_cast_debug', type: 'boolean', value: true,
description: 'cast debugging support')
-option('gprof', type: 'boolean', value: false,
- description: 'QEMU profiling with gprof',
- deprecated: true)
option('slirp_smbd', type : 'feature', value : 'auto',
description: 'use smbd (at path --smbd=*) in slirp networking')
@@ -34,7 +34,6 @@ meson_options_help() {
printf "%s\n" ' (choices: auto/disabled/enabled/internal/system)'
printf "%s\n" ' --enable-fuzzing build fuzzing targets'
printf "%s\n" ' --enable-gcov Enable coverage tracking.'
- printf "%s\n" ' --enable-gprof QEMU profiling with gprof'
printf "%s\n" ' --enable-lto Use link time optimization'
printf "%s\n" ' --enable-malloc=CHOICE choose memory allocator to use [system] (choices:'
printf "%s\n" ' jemalloc/system/tcmalloc)'
@@ -309,8 +308,6 @@ _meson_option_parse() {
--disable-glusterfs) printf "%s" -Dglusterfs=disabled ;;
--enable-gnutls) printf "%s" -Dgnutls=enabled ;;
--disable-gnutls) printf "%s" -Dgnutls=disabled ;;
- --enable-gprof) printf "%s" -Dgprof=true ;;
- --disable-gprof) printf "%s" -Dgprof=false ;;
--enable-gtk) printf "%s" -Dgtk=enabled ;;
--disable-gtk) printf "%s" -Dgtk=disabled ;;
--enable-gtk-clipboard) printf "%s" -Dgtk_clipboard=enabled ;;
@@ -1,4 +1,4 @@
-if not have_tools or targetos == 'windows' or get_option('gprof')
+if not have_tools or targetos == 'windows'
subdir_done()
endif
This build option has been deprecated since 8.0. Remove all CONFIG_GPROF code that depends on that, including one errant check using TARGET_GPROF. Signed-off-by: Richard Henderson <richard.henderson@linaro.org> --- docs/about/deprecated.rst | 14 -------------- meson.build | 12 ------------ bsd-user/bsd-proc.h | 3 --- bsd-user/signal.c | 5 ----- linux-user/exit.c | 6 ------ linux-user/signal.c | 5 ----- meson_options.txt | 3 --- scripts/meson-buildoptions.sh | 3 --- tests/qemu-iotests/meson.build | 2 +- 9 files changed, 1 insertion(+), 52 deletions(-)