From c1d15f7397aa32eaac6d20b452c969d84712e0e9 Mon Sep 17 00:00:00 2001 From: kub Date: Wed, 20 Mar 2019 20:33:43 +0100 Subject: [PATCH] config for x86 (32 bit only, for SH2 drc), add/revive profiling --- Makefile | 8 +++++++- config.caanoo | 2 +- config.x86 | 15 +++++++++++++++ platform/common/common.mak | 4 ++++ platform/common/main.c | 7 +++++++ platform/linux/pprof.c | 39 +++++++++++++++++++++++++++++++++----- platform/linux/pprof.h | 31 ++++++++++++++++++++++-------- 7 files changed, 91 insertions(+), 15 deletions(-) create mode 100644 config.x86 diff --git a/Makefile b/Makefile index 95d4b5d8..4d3288d9 100644 --- a/Makefile +++ b/Makefile @@ -13,6 +13,10 @@ CFLAGS += -falign-functions=2 endif LDFLAGS += -Wl,--gc-sections +# profiling +pprof ?= 0 +gperf ?= 0 + all: config.mak target_ ifndef NO_CONFIG_MAK @@ -118,6 +122,8 @@ OBJS += platform/gp2x/emu.o OBJS += platform/gp2x/vid_mmsp2.o OBJS += platform/gp2x/vid_pollux.o OBJS += platform/gp2x/warm.o +OBJS += platform/gp2x/host_dasm.o +OBJS += cpu/sh2/mame/sh2dasm.o USE_FRONTEND = 1 PLATFORM_MP3 = 1 PLATFORM_ZLIB = 1 @@ -204,7 +210,7 @@ else endif pprof: platform/linux/pprof.c - $(CC) -O2 -ggdb -DPPROF -DPPROF_TOOL -I../../ -I. $^ -o $@ + $(CC) $(CFLAGS) -O2 -ggdb -DPPROF -DPPROF_TOOL -I../../ -I. $^ -o $@ $(LDFLAGS) $(LDLIBS) tools/textfilter: tools/textfilter.c make -C tools/ textfilter diff --git a/config.caanoo b/config.caanoo index 8e62573c..39edb5db 100644 --- a/config.caanoo +++ b/config.caanoo @@ -9,7 +9,7 @@ CFLAGS += -fno-gcse -funswitch-loops -fweb -ftree-loop-im #-fpredictive-commonin CFLAGS += -I/home/build/opt/GPH_SDK/tools/gcc-4.2.4-glibc-2.7-eabi/arm-gph-linux-gnueabi/sys-root/usr/include -I/home/build/src/gp2x/armroot-eabi/include ASFLAGS += -mfloat-abi=soft -mcpu=arm920t LDFLAGS += -B/home/build/opt/GPH_SDK/tools/gcc-4.2.4-glibc-2.7-eabi/lib/gcc/arm-gph-linux-gnueabi/4.2.4 -B/home/build/opt/GPH_SDK/tools/gcc-4.2.4-glibc-2.7-eabi/arm-gph-linux-gnueabi/sys-root/usr/lib -L/home/build/opt/GPH_SDK/tools/gcc-4.2.4-glibc-2.7-eabi/arm-gph-linux-gnueabi/sys-root/usr/lib -L/home/build/src/gp2x/armroot-eabi/lib -static -LDLIBS += -lpng -lm -ldl -lprofiler -lstdc++ +LDLIBS += -lpng -lm -ldl ARCH = arm PLATFORM = gp2x diff --git a/config.x86 b/config.x86 new file mode 100644 index 00000000..24f9d209 --- /dev/null +++ b/config.x86 @@ -0,0 +1,15 @@ +# Automatically generated by configure +# Configured with: './configure' '--platform=generic' +CC = gcc +CXX = g++ +AS = as +STRIP = strip +CFLAGS += -I/usr/include/SDL -D_GNU_SOURCE=1 -D_REENTRANT -Wno-unused-result -m32 #-DGPERF -pg +ASFLAGS += +LDFLAGS += -m32 #-pg +LDLIBS += -L$(HOME)/opt/binutils-i386/usr/lib/ -lbfd-2.24-multiarch -lopcodes-2.24-multiarch +LDLIBS += -L/usr/lib/i386-linux-gnu/debug -L/home/build/opt/lib32 -lSDL-1.2 -lasound -lpng -lz -lm -ldl + +ARCH = x86 +PLATFORM = generic +SOUND_DRIVERS = oss alsa sdl diff --git a/platform/common/common.mak b/platform/common/common.mak index e329c247..29945d48 100644 --- a/platform/common/common.mak +++ b/platform/common/common.mak @@ -40,6 +40,10 @@ ifeq "$(pprof)" "1" DEFINES += PPROF SRCS_COMMON += $(R)platform/linux/pprof.c endif +ifeq "$(gperf)" "1" +DEFINES += GPERF +LDFLAGS += -lprofiler -lstdc++ +endif # ARM asm stuff ifeq "$(ARCH)" "arm" diff --git a/platform/common/main.c b/platform/common/main.c index 52676676..e7b04466 100644 --- a/platform/common/main.c +++ b/platform/common/main.c @@ -90,6 +90,10 @@ int main(int argc, char *argv[]) emu_init(); menu_init(); +#ifdef GPERF + ProfilerStart("gperf.out"); +#endif + engineState = PGS_Menu; if (argc > 1) @@ -145,6 +149,9 @@ int main(int argc, char *argv[]) } endloop: +#ifdef GPERF + ProfilerStop(); +#endif emu_finish(); plat_finish(); diff --git a/platform/linux/pprof.c b/platform/linux/pprof.c index e1ecd1fd..6c7c0ff9 100644 --- a/platform/linux/pprof.c +++ b/platform/linux/pprof.c @@ -1,21 +1,46 @@ #include #include #include +#include #include #include #include +#include #include +int rc_mem[pp_total_points]; + struct pp_counters *pp_counters; +int *refcounts = rc_mem; static int shmemid; +static unsigned long devMem; +volatile unsigned long *gp2x_memregl; +volatile unsigned short *gp2x_memregs; + void pprof_init(void) { int this_is_new_shmem = 1; key_t shmemkey; void *shmem; +#if 0 + devMem = open("/dev/mem", O_RDWR); + if (devMem == -1) + { + perror("pprof: open failed"); + return; + } + gp2x_memregl = (unsigned long *)mmap(0, 0x10000, PROT_READ|PROT_WRITE, MAP_SHARED, devMem, 0xc0000000); + if (gp2x_memregl == (unsigned long *)-1) + { + perror("pprof: mmap failed"); + return; + } + gp2x_memregs = (unsigned short *)gp2x_memregl; +#endif + #ifndef PPROF_TOOL unsigned int tmp = pprof_get_one(); printf("pprof: measured diff is %u\n", pprof_get_one() - tmp); @@ -28,11 +53,11 @@ void pprof_init(void) return; } -#ifndef PPROF_TOOL +//#ifndef PPROF_TOOL shmemid = shmget(shmemkey, sizeof(*pp_counters), IPC_CREAT | IPC_EXCL | 0644); if (shmemid == -1) -#endif +//#endif { shmemid = shmget(shmemkey, sizeof(*pp_counters), 0644); @@ -76,15 +101,18 @@ static const struct { IT(draw), IT(sound), IT(m68k), + IT(s68k), + IT(mem68), IT(z80), IT(msh2), IT(ssh2), + IT(memsh), IT(dummy), }; int main(int argc, char *argv[]) { - unsigned long long old[pp_total_points], new[pp_total_points]; + pp_type old[pp_total_points], new[pp_total_points]; int base = 0; int l, i; @@ -107,11 +135,12 @@ int main(int argc, char *argv[]) memcpy(new, pp_counters->counter, sizeof(new)); for (i = 0; i < ARRAY_SIZE(pp_tab); i++) { - unsigned long long idiff = new[i] - old[i]; - unsigned long long bdiff = (new[base] - old[base]) | 1; + pp_type idiff = new[i] - old[i]; + pp_type bdiff = (new[base] - old[base]) | 1; printf("%6.2f ", (double)idiff * 100.0 / bdiff); } printf("\n"); + fflush(stdout); memcpy(old, new, sizeof(old)); if (argc < 3) diff --git a/platform/linux/pprof.h b/platform/linux/pprof.h index cccbcbd5..91fd5b09 100644 --- a/platform/linux/pprof.h +++ b/platform/linux/pprof.h @@ -7,21 +7,22 @@ enum pprof_points { pp_draw, pp_sound, pp_m68k, + pp_s68k, + pp_mem68, pp_z80, pp_msh2, pp_ssh2, + pp_memsh, pp_dummy, pp_total_points }; -struct pp_counters -{ - unsigned long long counter[pp_total_points]; -}; - extern struct pp_counters *pp_counters; +extern int *refcounts; #ifdef __i386__ +typedef unsigned long long pp_type; + static __attribute__((always_inline)) inline unsigned int pprof_get_one(void) { unsigned long long ret; @@ -31,24 +32,38 @@ static __attribute__((always_inline)) inline unsigned int pprof_get_one(void) #define unglitch_timer(x) #elif defined(__GP2X__) +typedef unsigned long pp_type; + +#if 0 // XXX: MMSP2 only, timer sometimes seems to return lower vals? extern volatile unsigned long *gp2x_memregl; #define pprof_get_one() (unsigned int)gp2x_memregl[0x0a00 >> 2] #define unglitch_timer(di) \ if ((signed int)(di) < 0) di = 0 +#else +extern unsigned int (*gp2x_get_ticks_us)(void); +#define pprof_get_one() gp2x_get_ticks_us() +#define unglitch_timer(di) \ + if ((signed int)(di) < 0) di = 0 +#endif #else #error no timer #endif +struct pp_counters +{ + pp_type counter[pp_total_points]; +}; + #define pprof_start(point) { \ - unsigned int pp_start_##point = pprof_get_one() + unsigned int pp_start_##point = pprof_get_one(); refcounts[pp_##point]++ #define pprof_end(point) \ { \ unsigned int di = pprof_get_one() - pp_start_##point; \ unglitch_timer(di); \ - pp_counters->counter[pp_##point] += di; \ + if (!--refcounts[pp_##point]) pp_counters->counter[pp_##point] += di; \ } \ } @@ -57,7 +72,7 @@ extern volatile unsigned long *gp2x_memregl; { \ unsigned int di = pprof_get_one() - pp_start_##point; \ unglitch_timer(di); \ - pp_counters->counter[pp_##point] -= di; \ + if (--refcounts[pp_##point]) pp_counters->counter[pp_##point] -= di; \ } \ } -- 2.39.2