am 605f8706: Merge "Add Mips architecture to system/core/include" (2ff60998) · Commits · e / os / android_system_core

include/arch/linux-mips/AndroidConfig.h

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		/*
		* Copyright (C) 2010 The Android Open Source Project
		*
		* Licensed under the Apache License, Version 2.0 (the "License");
		* you may not use this file except in compliance with the License.
		* You may obtain a copy of the License at
		*
		* http://www.apache.org/licenses/LICENSE-2.0
		*
		* Unless required by applicable law or agreed to in writing, software
		* distributed under the License is distributed on an "AS IS" BASIS,
		* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
		* See the License for the specific language governing permissions and
		* limitations under the License.
		*/

		/*
		* Android config -- "android-mips". Used for MIPS device builds.
		*/
		#ifndef _ANDROID_CONFIG_H
		#define _ANDROID_CONFIG_H

		/*
		* ===========================================================================
		* !!! IMPORTANT !!!
		* ===========================================================================
		*
		* This file is included by ALL C/C++ source files. Don't put anything in
		* here unless you are absolutely certain it can't go anywhere else.
		*
		* Any C++ stuff must be wrapped with "#ifdef __cplusplus". Do not use "//"
		* comments.
		*/

		/*
		* Threading model. Choose one:
		*
		* HAVE_PTHREADS - use the pthreads library.
		* HAVE_WIN32_THREADS - use Win32 thread primitives.
		* -- combine HAVE_CREATETHREAD, HAVE_CREATEMUTEX, and HAVE__BEGINTHREADEX
		*/
		#define HAVE_PTHREADS

		/*
		* Do we have pthread_setname_np()?
		*
		* (HAVE_PTHREAD_SETNAME_NP is used by WebKit to enable a function with
		* the same name but different parameters, so we can't use that here.)
		*/
		#define HAVE_ANDROID_PTHREAD_SETNAME_NP

		/*
		* Do we have the futex syscall?
		*/
		#define HAVE_FUTEX

		/*
		* Define if we already have the futex wrapper functions defined. Yes if
		* compiling against bionic.
		*/
		#define HAVE_FUTEX_WRAPPERS 1

		/*
		* Process creation model. Choose one:
		*
		* HAVE_FORKEXEC - use fork() and exec()
		* HAVE_WIN32_PROC - use CreateProcess()
		*/
		#define HAVE_FORKEXEC

		/*
		* Process out-of-memory adjustment. Set if running on Linux,
		* where we can write to /proc/<pid>/oom_adj to modify the out-of-memory
		* badness adjustment.
		*/
		#define HAVE_OOM_ADJ

		/*
		* IPC model. Choose one:
		*
		* HAVE_SYSV_IPC - use the classic SysV IPC mechanisms (semget, shmget).
		* HAVE_MACOSX_IPC - use Macintosh IPC mechanisms (sem_open, mmap).
		* HAVE_WIN32_IPC - use Win32 IPC (CreateSemaphore, CreateFileMapping).
		* HAVE_ANDROID_IPC - use Android versions (?, mmap).
		*/
		#define HAVE_ANDROID_IPC

		/*
		* Memory-mapping model. Choose one:
		*
		* HAVE_POSIX_FILEMAP - use the Posix sys/mmap.h
		* HAVE_WIN32_FILEMAP - use Win32 filemaps
		*/
		#define HAVE_POSIX_FILEMAP

		/*
		* Define this if you have <termio.h>
		*/
		#define HAVE_TERMIO_H 1

		/*
		* Define this if you have <sys/sendfile.h>
		*/
		#define HAVE_SYS_SENDFILE_H 1

		/*
		* Define this if you build against MSVCRT.DLL
		*/
		/* #define HAVE_MS_C_RUNTIME */

		/*
		* Define this if you have sys/uio.h
		*/
		#define HAVE_SYS_UIO_H 1

		/*
		* Define this if your platforms implements symbolic links
		* in its filesystems
		*/
		#define HAVE_SYMLINKS

		/*
		* Define this if we have localtime_r().
		*/
		/* #define HAVE_LOCALTIME_R */

		/*
		* Define this if we have gethostbyname_r().
		*/
		/* #define HAVE_GETHOSTBYNAME_R */

		/*
		* Define this if we have ioctl().
		*/
		#define HAVE_IOCTL

		/*
		* Define this if we want to use WinSock.
		*/
		/* #define HAVE_WINSOCK */

		/*
		* Define this if have clock_gettime() and friends
		*/
		#define HAVE_POSIX_CLOCKS

		/*
		* Define this if we have pthread_cond_timedwait_monotonic() and
		* clock_gettime(CLOCK_MONOTONIC).
		*/
		#define HAVE_TIMEDWAIT_MONOTONIC

		/*
		* Define this if we have linux style epoll()
		*/
		#define HAVE_EPOLL

		/*
		* Endianness of the target machine. Choose one:
		*
		* HAVE_ENDIAN_H -- have endian.h header we can include.
		* HAVE_LITTLE_ENDIAN -- we are little endian.
		* HAVE_BIG_ENDIAN -- we are big endian.
		*/
		#define HAVE_ENDIAN_H
		#if defined(__MIPSEB__)
		#define HAVE_BIG_ENDIAN
		#endif
		#if defined(__MIPSEL__)
		#define HAVE_LITTLE_ENDIAN
		#endif

		/*
		* We need to choose between 32-bit and 64-bit off_t. All of our code should
		* agree on the same size. For desktop systems, use 64-bit values,
		* because some of our libraries (e.g. wxWidgets) expect to be built that way.
		*/
		/* #define _FILE_OFFSET_BITS 64 */
		/* #define _LARGEFILE_SOURCE 1 */

		/*
		* Define if platform has off64_t (and lseek64 and other xxx64 functions)
		*/
		#define HAVE_OFF64_T

		/*
		* Defined if we have the backtrace() call for retrieving a stack trace.
		* Needed for CallStack to operate; if not defined, CallStack is
		* non-functional.
		*/
		#define HAVE_BACKTRACE 0

		/*
		* Defined if we have the dladdr() call for retrieving the symbol associated
		* with a memory address. If not defined, stack crawls will not have symbolic
		* information.
		*/
		#define HAVE_DLADDR 1

		/*
		* Defined if we have the cxxabi.h header for demangling C++ symbols. If
		* not defined, stack crawls will be displayed with raw mangled symbols
		*/
		#define HAVE_CXXABI 0

		/*
		* Defined if we have the gettid() system call.
		*/
		#define HAVE_GETTID

		/*
		* Defined if we have the sched_setscheduler() call
		*/
		#define HAVE_SCHED_SETSCHEDULER

		/*
		* Add any extra platform-specific defines here.
		*/
		#ifndef __linux__
		#define __linux__ 1
		#endif

		#ifndef __linux
		#define __linux 1
		#endif

		#ifdef __unix__
		#undef __unix__
		#endif

		#ifdef __unix
		#undef __unix
		#endif

		/*
		* Define if we have <malloc.h> header
		*/
		#define HAVE_MALLOC_H

		/*
		* Define if we're running on our linux on device or emulator.
		*/
		#define HAVE_ANDROID_OS 1

		/*
		* Define if we have Linux-style non-filesystem Unix Domain Sockets
		*/
		#define HAVE_LINUX_LOCAL_SOCKET_NAMESPACE 1

		/*
		* Define if we have Linux's inotify in <sys/inotify.h>.
		*/
		#define HAVE_INOTIFY 1

		/*
		* Define if we have madvise() in <sys/mman.h>
		*/
		#define HAVE_MADVISE 1

		/*
		* Define if tm struct has tm_gmtoff field
		*/
		#define HAVE_TM_GMTOFF 1

		/*
		* Define if dirent struct has d_type field
		*/
		#define HAVE_DIRENT_D_TYPE 1

		/*
		* Define if libc includes Android system properties implementation.
		*/
		#define HAVE_LIBC_SYSTEM_PROPERTIES 1

		/*
		* Define if system provides a system property server (should be
		* mutually exclusive with HAVE_LIBC_SYSTEM_PROPERTIES).
		*/
		/* #define HAVE_SYSTEM_PROPERTY_SERVER */

		/*
		* What CPU architecture does this platform use?
		*/
		#define ARCH_MIPS 1

		/*
		* Define if the size of enums is as short as possible,
		*/
		/* #define HAVE_SHORT_ENUMS */

		/*
		* sprintf() format string for shared library naming.
		*/
		#define OS_SHARED_LIB_FORMAT_STR "lib%s.so"

		/*
		* Do we have __memcmp16()?
		*/
		#define HAVE__MEMCMP16 1

		/*
		* type for the third argument to mincore().
		*/
		#define MINCORE_POINTER_TYPE unsigned char *

		/*
		* Do we have the sigaction flag SA_NOCLDWAIT?
		*/
		#define HAVE_SA_NOCLDWAIT

		/*
		* The default path separator for the platform
		*/
		#define OS_PATH_SEPARATOR '/'

		/*
		* Is the filesystem case sensitive?
		*/
		#define OS_CASE_SENSITIVE

		/*
		* Define if <sys/socket.h> exists.
		*/
		#define HAVE_SYS_SOCKET_H 1

		/*
		* Define if the strlcpy() function exists on the system.
		*/
		#define HAVE_STRLCPY 1

		/*
		* Define if the open_memstream() function exists on the system.
		*/
		/* #define HAVE_OPEN_MEMSTREAM 1 */

		/*
		* Define if the BSD funopen() function exists on the system.
		*/
		#define HAVE_FUNOPEN 1

		/*
		* Define if prctl() exists
		*/
		#define HAVE_PRCTL 1

		/*
		* Define if writev() exists
		*/
		#define HAVE_WRITEV 1

		/*
		* Define if <stdint.h> exists.
		*/
		#define HAVE_STDINT_H 1

		/*
		* Define if <stdbool.h> exists.
		*/
		#define HAVE_STDBOOL_H 1

		/*
		* Define if <sched.h> exists.
		*/
		#define HAVE_SCHED_H 1

		/*
		* Define if pread() exists
		*/
		#define HAVE_PREAD 1

		/*
		* Define if we have st_mtim in struct stat
		*/
		#define HAVE_STAT_ST_MTIM 1

		/*
		* Define if printf() supports %zd for size_t arguments
		*/
		#define HAVE_PRINTF_ZD 1

		/*
		* Whether or not _Unwind_Context is defined as a struct.
		*/
		#define HAVE_UNWIND_CONTEXT_STRUCT 1

		#endif /* _ANDROID_CONFIG_H */

include/cutils/atomic-inline.h

+2 −0

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		@@ -49,6 +49,8 @@ extern "C" {
		#include <cutils/atomic-x86.h>
		#elif defined(__sh__)
		/* implementation is in atomic-android-sh.c */
		#elif defined(__mips__)
		#include <cutils/atomic-mips.h>
		#else
		#error atomic operations are unsupported
		#endif

include/cutils/atomic-mips.h

0 → 100644

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		/*
		* Copyright (C) 2010 The Android Open Source Project
		*
		* Licensed under the Apache License, Version 2.0 (the "License");
		* you may not use this file except in compliance with the License.
		* You may obtain a copy of the License at
		*
		* http://www.apache.org/licenses/LICENSE-2.0
		*
		* Unless required by applicable law or agreed to in writing, software
		* distributed under the License is distributed on an "AS IS" BASIS,
		* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
		* See the License for the specific language governing permissions and
		* limitations under the License.
		*/

		#ifndef ANDROID_CUTILS_ATOMIC_MIPS_H
		#define ANDROID_CUTILS_ATOMIC_MIPS_H

		#include <stdint.h>

		extern inline void android_compiler_barrier(void)
		{
		__asm__ __volatile__ ("" : : : "memory");
		}

		#if ANDROID_SMP == 0
		extern inline void android_memory_barrier(void)
		{
		android_compiler_barrier();
		}
		extern inline void android_memory_store_barrier(void)
		{
		android_compiler_barrier();
		}
		#else
		extern inline void android_memory_barrier(void)
		{
		__asm__ __volatile__ ("sync" : : : "memory");
		}
		extern inline void android_memory_store_barrier(void)
		{
		__asm__ __volatile__ ("sync" : : : "memory");
		}
		#endif

		extern inline int32_t android_atomic_acquire_load(volatile const int32_t *ptr)
		{
		int32_t value = *ptr;
		android_memory_barrier();
		return value;
		}

		extern inline int32_t android_atomic_release_load(volatile const int32_t *ptr)
		{
		android_memory_barrier();
		return *ptr;
		}

		extern inline void android_atomic_acquire_store(int32_t value,
		volatile int32_t *ptr)
		{
		*ptr = value;
		android_memory_barrier();
		}

		extern inline void android_atomic_release_store(int32_t value,
		volatile int32_t *ptr)
		{
		android_memory_barrier();
		*ptr = value;
		}

		extern inline int android_atomic_cas(int32_t old_value, int32_t new_value,
		volatile int32_t *ptr)
		{
		int32_t prev, status;
		do {
		__asm__ __volatile__ (
		" ll %[prev], (%[ptr])\n"
		" li %[status], 1\n"
		" bne %[prev], %[old], 9f\n"
		" move %[status], %[new_value]\n"
		" sc %[status], (%[ptr])\n"
		"9:\n"
		: [prev] "=&r" (prev), [status] "=&r" (status)
		: [ptr] "r" (ptr), [old] "r" (old_value), [new_value] "r" (new_value)
		);
		} while (__builtin_expect(status == 0, 0));
		return prev != old_value;
		}

		extern inline int android_atomic_acquire_cas(int32_t old_value,
		int32_t new_value,
		volatile int32_t *ptr)
		{
		int status = android_atomic_cas(old_value, new_value, ptr);
		android_memory_barrier();
		return status;
		}

		extern inline int android_atomic_release_cas(int32_t old_value,
		int32_t new_value,
		volatile int32_t *ptr)
		{
		android_memory_barrier();
		return android_atomic_cas(old_value, new_value, ptr);
		}


		extern inline int32_t android_atomic_swap(int32_t new_value,
		volatile int32_t *ptr)
		{
		int32_t prev, status;
		do {
		__asm__ __volatile__ (
		" move %[status], %[new_value]\n"
		" ll %[prev], (%[ptr])\n"
		" sc %[status], (%[ptr])\n"
		: [prev] "=&r" (prev), [status] "=&r" (status)
		: [ptr] "r" (ptr), [new_value] "r" (new_value)
		);
		} while (__builtin_expect(status == 0, 0));
		android_memory_barrier();
		return prev;
		}

		extern inline int32_t android_atomic_add(int32_t increment,
		volatile int32_t *ptr)
		{
		int32_t prev, status;
		android_memory_barrier();
		do {
		__asm__ __volatile__ (
		" ll %[prev], (%[ptr])\n"
		" addu %[status], %[prev], %[inc]\n"
		" sc %[status], (%[ptr])\n"
		: [status] "=&r" (status), [prev] "=&r" (prev)
		: [ptr] "r" (ptr), [inc] "Ir" (increment)
		);
		} while (__builtin_expect(status == 0, 0));
		return prev;
		}

		extern inline int32_t android_atomic_inc(volatile int32_t *addr)
		{
		return android_atomic_add(1, addr);
		}

		extern inline int32_t android_atomic_dec(volatile int32_t *addr)
		{
		return android_atomic_add(-1, addr);
		}

		extern inline int32_t android_atomic_and(int32_t value, volatile int32_t *ptr)
		{
		int32_t prev, status;
		android_memory_barrier();
		do {
		__asm__ __volatile__ (
		" ll %[prev], (%[ptr])\n"
		" and %[status], %[prev], %[value]\n"
		" sc %[status], (%[ptr])\n"
		: [prev] "=&r" (prev), [status] "=&r" (status)
		: [ptr] "r" (ptr), [value] "Ir" (value)
		);
		} while (__builtin_expect(status == 0, 0));
		return prev;
		}

		extern inline int32_t android_atomic_or(int32_t value, volatile int32_t *ptr)
		{
		int32_t prev, status;
		android_memory_barrier();
		do {
		__asm__ __volatile__ (
		" ll %[prev], (%[ptr])\n"
		" or %[status], %[prev], %[value]\n"
		" sc %[status], (%[ptr])\n"
		: [prev] "=&r" (prev), [status] "=&r" (status)
		: [ptr] "r" (ptr), [value] "Ir" (value)
		);
		} while (__builtin_expect(status == 0, 0));
		return prev;
		}

		#endif /* ANDROID_CUTILS_ATOMIC_MIPS_H */

include/private/pixelflinger/ggl_context.h

+20 −0

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		@@ -42,10 +42,30 @@ inline uint32_t GGL_HOST_TO_RGBA(uint32_t v) {
		#else

		inline uint32_t GGL_RGBA_TO_HOST(uint32_t v) {
		#if defined(__mips__) && __mips==32 && __mips_isa_rev>=2
		uint32_t r;
		__asm__("wsbh %0, %1;"
		"rotr %0, %0, 16"
		: "=r" (r)
		: "r" (v)
		);
		return r;
		#else
		return (v<<24) \| (v>>24) \| ((v<<8)&0xff0000) \| ((v>>8)&0xff00);
		#endif
		}
		inline uint32_t GGL_HOST_TO_RGBA(uint32_t v) {
		#if defined(__mips__) && __mips==32 && __mips_isa_rev>=2
		uint32_t r;
		__asm__("wsbh %0, %1;"
		"rotr %0, %0, 16"
		: "=r" (r)
		: "r" (v)
		);
		return r;
		#else
		return (v<<24) \| (v>>24) \| ((v<<8)&0xff0000) \| ((v>>8)&0xff00);
		#endif
		}

		#endif

include/private/pixelflinger/ggl_fixed.h

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