zcy
/
tinyriscv-openocd
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

improve inline binarybuffer helpers 

Use void*, unsigned, and bool types with inline helpers.
__archive__
Zachary T Welch 2009-11-14 06:26:55 -08:00
parent 21b452cf67
commit d6348d4316
1 changed files with 8 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
src/helper/binarybuffer.h
View File

@ -29,10 +29,10 @@
* Support functions to access arbitrary bits in a byte array * Support functions to access arbitrary bits in a byte array
*/ */
/* inlining this will help show what fn that is taking time during profiling. */ static inline void buf_set_u32(void *_buffer,
static inline void buf_set_u32(uint8_t* buffer, unsigned first, unsigned num, uint32_t value)
unsigned int first, unsigned int num, uint32_t value)
{ {
char *buffer = (char *)_buffer;
if ((num == 32) && (first == 0)) { if ((num == 32) && (first == 0)) {
buffer[3] = (value >> 24) & 0xff; buffer[3] = (value >> 24) & 0xff;
buffer[2] = (value >> 16) & 0xff; buffer[2] = (value >> 16) & 0xff;
@ -48,9 +48,10 @@ static inline void buf_set_u32(uint8_t* buffer,
} }
} }
} }
static inline uint32_t buf_get_u32(const uint8_t* buffer, static inline uint32_t buf_get_u32(const void *_buffer,
unsigned int first, unsigned int num) unsigned first, unsigned num)
{ {
char *buffer = (char *)_buffer;
if ((num == 32) && (first == 0)) { if ((num == 32) && (first == 0)) {
return (((uint32_t)buffer[3]) << 24) | return (((uint32_t)buffer[3]) << 24) |
(((uint32_t)buffer[2]) << 16) | (((uint32_t)buffer[2]) << 16) |
@ -68,7 +69,7 @@ static inline uint32_t buf_get_u32(const uint8_t* buffer,
} }
/// flip_u32 inverts the bit order inside a 32-bit word (31..0 -> 0..31) /// flip_u32 inverts the bit order inside a 32-bit word (31..0 -> 0..31)
uint32_t flip_u32(uint32_t value, unsigned int num); uint32_t flip_u32(uint32_t value, unsigned num);
bool buf_cmp(const void *buf1, const void *buf2, unsigned size); bool buf_cmp(const void *buf1, const void *buf2, unsigned size);
bool buf_cmp_mask(const void *buf1, const void *buf2, bool buf_cmp_mask(const void *buf1, const void *buf2,
@ -88,7 +89,7 @@ char* buf_to_str(const void *buf, unsigned size, unsigned radix);
#define CEIL(m, n) (((m) + (n) - 1) / (n)) #define CEIL(m, n) (((m) + (n) - 1) / (n))
/* read a uint32_t from a buffer in target memory endianness */ /* read a uint32_t from a buffer in target memory endianness */
static inline uint32_t fast_target_buffer_get_u32(const uint8_t *p, int le) static inline uint32_t fast_target_buffer_get_u32(const void *p, bool le)
{ {
return le ? le_to_h_u32(p) : be_to_h_u32(p); return le ? le_to_h_u32(p) : be_to_h_u32(p);
} }