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Merge pull request #30 from frangarcj/master 

(VITA) Change libco and some optimizations
This commit is contained in:
Twinaphex 2016-09-29 01:39:22 +02:00 committed by GitHub
parent e700ad7875 24cbebe2de
commit 8fc1be1840
3 changed files with 102 additions and 4 deletions
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8
Makefile
View File

@ -195,11 +195,13 @@ else ifeq ($(platform), vita)
TARGET := $(TARGET_NAME)_libretro_$(platform).a
CC = arm-vita-eabi-gcc$(EXE_EXT)
AR = arm-vita-eabi-ar$(EXE_EXT)
CFLAGS += -DVITA -g
CFLAGS += -mthumb -mcpu=cortex-a9 -mfloat-abi=hard
CFLAGS += -DVITA
CFLAGS += -mcpu=cortex-a9 -mfloat-abi=hard
CFLAGS += -Wall -mword-relocations
CFLAGS += -fomit-frame-pointer -ffast-math
ASFLAGS += -mthumb -mcpu=cortex-a9
CFLAGS += -mword-relocations -fno-unwind-tables -fno-asynchronous-unwind-tables
CFLAGS += -ftree-vectorize -fno-optimize-sibling-calls
ASFLAGS += -mcpu=cortex-a9
STATIC_LINKING = 1
CPU_ARCH := arm

2
libco/libco.c
View File

@ -11,7 +11,7 @@
#elif defined(__GNUC__) && defined(_ARCH_PPC)
#include "ppc.c"
#elif defined(VITA)
#include "psp2.c"
#include "scefiber.c"
#elif defined(__GNUC__) && (defined(__ARM_EABI__) || defined(__arm__))
#include "armeabi.c"
#elif defined(__GNUC__)

96
libco/scefiber.c Normal file
View File

@ -0,0 +1,96 @@
/*
libco.win (2016-09-06)
authors: frangarcj
license: public domain
*/
#define LIBCO_C
#include <libco.h>
#include <stdlib.h>
#include <psp2/sysmodule.h>
#ifdef __cplusplus
extern "C" {
#endif
static thread_local cothread_t co_active_ = 0;
typedef struct SceFiber {
char reserved[128];
} SceFiber __attribute__( ( aligned ( 8 ) ) ) ;
int32_t _sceFiberInitializeImpl(SceFiber* fiber, char* name, void* entry, uint32_t argOnInitialize, void* addrContext, int32_t sizeContext, void* params);
int32_t sceFiberFinalize(SceFiber* fiber);
int32_t sceFiberRun(SceFiber* fiber, uint32_t argOnRunTo, uint32_t* argOnRun);
int32_t sceFiberSwitch(SceFiber* fiber, uint32_t argOnRunTo, uint32_t* argOnRun);
int32_t sceFiberReturnToThread(uint32_t argOnReturn, uint32_t* argOnRun);
void co_thunk(uint32_t argOnInitialize, uint32_t argOnRun)
{
((void (*)(void))argOnInitialize)();
}
cothread_t co_active(void)
{
if(!co_active_)
{
sceSysmoduleLoadModule(SCE_SYSMODULE_FIBER);
co_active_ = (cothread_t)1;
}
return co_active_;
}
cothread_t co_create(unsigned int heapsize, void (*coentry)(void))
{
SceFiber* tailFiber = malloc(sizeof(SceFiber));
char * m_contextBuffer = malloc(sizeof(char)*heapsize);
if(!co_active_)
{
sceSysmoduleLoadModule(SCE_SYSMODULE_FIBER);
co_active_ = (cothread_t)1;
}
//_sceFiberInitializeImpl
int ret = _sceFiberInitializeImpl(tailFiber, "tailFiber", co_thunk, (uint32_t)coentry, (void*) m_contextBuffer, heapsize, NULL);
if(ret==0){
return (cothread_t)tailFiber;
}else{
return (cothread_t)ret;
}
}
void co_delete(cothread_t cothread)
{
if(cothread == (cothread_t)1){
return;
}
sceFiberFinalize((SceFiber*)cothread);
}
void co_switch(cothread_t cothread)
{
uint32_t argOnReturn = 0;
if(cothread == (cothread_t)1){
co_active_ = cothread;
sceFiberReturnToThread(0, NULL);
}else{
SceFiber* theFiber = (SceFiber*)cothread;
if(co_active_ == (cothread_t)1){
co_active_ = cothread;
sceFiberRun(theFiber, 0, &argOnReturn);
}else{
co_active_ = cothread;
sceFiberSwitch(theFiber, 0, &argOnReturn);
}
}
}
#ifdef __cplusplus
}
#endif