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Replace __attribute_pure__ with __pure

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To be consistent with the use of attributes in the rest of the kernel
replace all use of __attribute_pure__ with __pure and delete the definition
of __attribute_pure__.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Cc: Russell King <rmk@arm.linux.org.uk>
Acked-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Cc: Bryan Wu <bryan.wu@analog.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Ralf Baechle 2007-10-18 03:07:07 -07:00 committed by Linus Torvalds
parent c80544dc0b
commit e8c44319c6
8 changed files with 27 additions and 31 deletions
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6
arch/arm/nwfpe/fpopcode.h
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@ -369,20 +369,20 @@ TABLE 5
#define getRoundingMode(opcode) ((opcode & MASK_ROUNDING_MODE) >> 5) #define getRoundingMode(opcode) ((opcode & MASK_ROUNDING_MODE) >> 5)
#ifdef CONFIG_FPE_NWFPE_XP #ifdef CONFIG_FPE_NWFPE_XP
static inline __attribute_pure__ floatx80 getExtendedConstant(const unsigned int nIndex) static inline floatx80 __pure getExtendedConstant(const unsigned int nIndex)
{ {
extern const floatx80 floatx80Constant[]; extern const floatx80 floatx80Constant[];
return floatx80Constant[nIndex]; return floatx80Constant[nIndex];
} }
#endif #endif
static inline __attribute_pure__ float64 getDoubleConstant(const unsigned int nIndex) static inline float64 __pure getDoubleConstant(const unsigned int nIndex)
{ {
extern const float64 float64Constant[]; extern const float64 float64Constant[];
return float64Constant[nIndex]; return float64Constant[nIndex];
} }
static inline __attribute_pure__ float32 getSingleConstant(const unsigned int nIndex) static inline float32 __pure getSingleConstant(const unsigned int nIndex)
{ {
extern const float32 float32Constant[]; extern const float32 float32Constant[];
return float32Constant[nIndex]; return float32Constant[nIndex];

2
drivers/media/video/v4l1-compat.c
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@ -144,7 +144,7 @@ const static unsigned int palette2pixelformat[] = {
[VIDEO_PALETTE_YUV422P] = V4L2_PIX_FMT_YUV422P, [VIDEO_PALETTE_YUV422P] = V4L2_PIX_FMT_YUV422P,
}; };
static unsigned int __attribute_pure__ static unsigned int __pure
palette_to_pixelformat(unsigned int palette) palette_to_pixelformat(unsigned int palette)
{ {
if (palette < ARRAY_SIZE(palette2pixelformat)) if (palette < ARRAY_SIZE(palette2pixelformat))

4
include/asm-blackfin/processor.h
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@ -104,13 +104,13 @@ unsigned long get_wchan(struct task_struct *p);
#define cpu_relax() barrier() #define cpu_relax() barrier()
/* Get the Silicon Revision of the chip */ /* Get the Silicon Revision of the chip */
static inline __attribute_pure__ uint32_t bfin_revid(void) static inline uint32_t __pure bfin_revid(void)
{ {
/* stored in the upper 4 bits */ /* stored in the upper 4 bits */
return bfin_read_CHIPID() >> 28; return bfin_read_CHIPID() >> 28;
} }
static inline __attribute_pure__ uint32_t bfin_compiled_revid(void) static inline uint32_t __pure bfin_compiled_revid(void)
{ {
#if defined(CONFIG_BF_REV_0_0) #if defined(CONFIG_BF_REV_0_0)
return 0; return 0;

2
include/asm-ppc/time.h
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@ -57,7 +57,7 @@ static __inline__ void set_dec(unsigned int val)
/* Accessor functions for the timebase (RTC on 601) registers. */ /* Accessor functions for the timebase (RTC on 601) registers. */
/* If one day CONFIG_POWER is added just define __USE_RTC as 1 */ /* If one day CONFIG_POWER is added just define __USE_RTC as 1 */
#ifdef CONFIG_6xx #ifdef CONFIG_6xx
extern __inline__ int __attribute_pure__ __USE_RTC(void) { extern __inline__ int __pure __USE_RTC(void) {
return (mfspr(SPRN_PVR)>>16) == 1; return (mfspr(SPRN_PVR)>>16) == 1;
} }
#else #else

12
include/linux/compiler-gcc.h
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@ -36,10 +36,20 @@
#define __weak __attribute__((weak)) #define __weak __attribute__((weak))
#define __naked __attribute__((naked)) #define __naked __attribute__((naked))
#define __noreturn __attribute__((noreturn)) #define __noreturn __attribute__((noreturn))
/*
* From the GCC manual:
*
* Many functions have no effects except the return value and their
* return value depends only on the parameters and/or global
* variables. Such a function can be subject to common subexpression
* elimination and loop optimization just as an arithmetic operator
* would be.
* [...]
*/
#define __pure __attribute__((pure)) #define __pure __attribute__((pure))
#define __aligned(x) __attribute__((aligned(x))) #define __aligned(x) __attribute__((aligned(x)))
#define __printf(a,b) __attribute__((format(printf,a,b))) #define __printf(a,b) __attribute__((format(printf,a,b)))
#define noinline __attribute__((noinline)) #define noinline __attribute__((noinline))
#define __attribute_pure__ __attribute__((pure))
#define __attribute_const__ __attribute__((__const__)) #define __attribute_const__ __attribute__((__const__))
#define __maybe_unused __attribute__((unused)) #define __maybe_unused __attribute__((unused))

14
include/linux/compiler.h
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@ -132,20 +132,6 @@ extern void __chk_io_ptr(const volatile void __iomem *);
# define __maybe_unused /* unimplemented */ # define __maybe_unused /* unimplemented */
#endif #endif
/*
* From the GCC manual:
*
* Many functions have no effects except the return value and their
* return value depends only on the parameters and/or global
* variables. Such a function can be subject to common subexpression
* elimination and loop optimization just as an arithmetic operator
* would be.
* [...]
*/
#ifndef __attribute_pure__
# define __attribute_pure__ /* unimplemented */
#endif
#ifndef noinline #ifndef noinline
#define noinline #define noinline
#endif #endif

12
lib/crc32.c
View File

@ -49,7 +49,7 @@ MODULE_LICENSE("GPL");
* @p: pointer to buffer over which CRC is run * @p: pointer to buffer over which CRC is run
* @len: length of buffer @p * @len: length of buffer @p
*/ */
u32 __attribute_pure__ crc32_le(u32 crc, unsigned char const *p, size_t len); u32 __pure crc32_le(u32 crc, unsigned char const *p, size_t len);
#if CRC_LE_BITS == 1 #if CRC_LE_BITS == 1
/* /*
@ -57,7 +57,7 @@ u32 __attribute_pure__ crc32_le(u32 crc, unsigned char const *p, size_t len);
* simplified by inlining the table in ?: form. * simplified by inlining the table in ?: form.
*/ */
u32 __attribute_pure__ crc32_le(u32 crc, unsigned char const *p, size_t len) u32 __pure crc32_le(u32 crc, unsigned char const *p, size_t len)
{ {
int i; int i;
while (len--) { while (len--) {
@ -69,7 +69,7 @@ u32 __attribute_pure__ crc32_le(u32 crc, unsigned char const *p, size_t len)
} }
#else /* Table-based approach */ #else /* Table-based approach */
u32 __attribute_pure__ crc32_le(u32 crc, unsigned char const *p, size_t len) u32 __pure crc32_le(u32 crc, unsigned char const *p, size_t len)
{ {
# if CRC_LE_BITS == 8 # if CRC_LE_BITS == 8
const u32 *b =(u32 *)p; const u32 *b =(u32 *)p;
@ -145,7 +145,7 @@ u32 __attribute_pure__ crc32_le(u32 crc, unsigned char const *p, size_t len)
* @p: pointer to buffer over which CRC is run * @p: pointer to buffer over which CRC is run
* @len: length of buffer @p * @len: length of buffer @p
*/ */
u32 __attribute_pure__ crc32_be(u32 crc, unsigned char const *p, size_t len); u32 __pure crc32_be(u32 crc, unsigned char const *p, size_t len);
#if CRC_BE_BITS == 1 #if CRC_BE_BITS == 1
/* /*
@ -153,7 +153,7 @@ u32 __attribute_pure__ crc32_be(u32 crc, unsigned char const *p, size_t len);
* simplified by inlining the table in ?: form. * simplified by inlining the table in ?: form.
*/ */
u32 __attribute_pure__ crc32_be(u32 crc, unsigned char const *p, size_t len) u32 __pure crc32_be(u32 crc, unsigned char const *p, size_t len)
{ {
int i; int i;
while (len--) { while (len--) {
@ -167,7 +167,7 @@ u32 __attribute_pure__ crc32_be(u32 crc, unsigned char const *p, size_t len)
} }
#else /* Table-based approach */ #else /* Table-based approach */
u32 __attribute_pure__ crc32_be(u32 crc, unsigned char const *p, size_t len) u32 __pure crc32_be(u32 crc, unsigned char const *p, size_t len)
{ {
# if CRC_BE_BITS == 8 # if CRC_BE_BITS == 8
const u32 *b =(u32 *)p; const u32 *b =(u32 *)p;

6
lib/libcrc32c.c
View File

@ -66,7 +66,7 @@ EXPORT_SYMBOL(crc32c_le);
* loop below with crc32 and vary the POLY if we don't find value in terms * loop below with crc32 and vary the POLY if we don't find value in terms
* of space and maintainability in keeping the two modules separate. * of space and maintainability in keeping the two modules separate.
*/ */
u32 __attribute_pure__ u32 __pure
crc32c_le(u32 crc, unsigned char const *p, size_t len) crc32c_le(u32 crc, unsigned char const *p, size_t len)
{ {
int i; int i;
@ -160,7 +160,7 @@ static const u32 crc32c_table[256] = {
* crc using table. * crc using table.
*/ */
u32 __attribute_pure__ u32 __pure
crc32c_le(u32 seed, unsigned char const *data, size_t length) crc32c_le(u32 seed, unsigned char const *data, size_t length)
{ {
u32 crc = __cpu_to_le32(seed); u32 crc = __cpu_to_le32(seed);
@ -177,7 +177,7 @@ crc32c_le(u32 seed, unsigned char const *data, size_t length)
EXPORT_SYMBOL(crc32c_be); EXPORT_SYMBOL(crc32c_be);
#if CRC_BE_BITS == 1 #if CRC_BE_BITS == 1
u32 __attribute_pure__ u32 __pure
crc32c_be(u32 crc, unsigned char const *p, size_t len) crc32c_be(u32 crc, unsigned char const *p, size_t len)
{ {
int i; int i;