diff options
author | Kevin Newton <[email protected]> | 2023-09-27 12:24:48 -0400 |
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committer | Kevin Newton <[email protected]> | 2023-09-27 13:57:38 -0400 |
commit | 4f73a7c2f7ff16aa78cf0dec2d4c7f90a2c41c9b (patch) | |
tree | 3b6f0cedc858d46d30a28c6d03439d653884a915 /prism/util/pm_constant_pool.c | |
parent | 8ab56869a64fdccc094f4a83c6367fb23b72d38b (diff) |
Sync to prism rename commits
Diffstat (limited to 'prism/util/pm_constant_pool.c')
-rw-r--r-- | prism/util/pm_constant_pool.c | 56 |
1 files changed, 28 insertions, 28 deletions
diff --git a/prism/util/pm_constant_pool.c b/prism/util/pm_constant_pool.c index 18376dce82..2aa0102005 100644 --- a/prism/util/pm_constant_pool.c +++ b/prism/util/pm_constant_pool.c @@ -1,8 +1,8 @@ -#include "yarp/util/yp_constant_pool.h" +#include "prism/util/pm_constant_pool.h" // Initialize a list of constant ids. void -yp_constant_id_list_init(yp_constant_id_list_t *list) { +pm_constant_id_list_init(pm_constant_id_list_t *list) { list->ids = NULL; list->size = 0; list->capacity = 0; @@ -11,10 +11,10 @@ yp_constant_id_list_init(yp_constant_id_list_t *list) { // Append a constant id to a list of constant ids. Returns false if any // potential reallocations fail. bool -yp_constant_id_list_append(yp_constant_id_list_t *list, yp_constant_id_t id) { +pm_constant_id_list_append(pm_constant_id_list_t *list, pm_constant_id_t id) { if (list->size >= list->capacity) { list->capacity = list->capacity == 0 ? 8 : list->capacity * 2; - list->ids = (yp_constant_id_t *) realloc(list->ids, sizeof(yp_constant_id_t) * list->capacity); + list->ids = (pm_constant_id_t *) realloc(list->ids, sizeof(pm_constant_id_t) * list->capacity); if (list->ids == NULL) return false; } @@ -24,7 +24,7 @@ yp_constant_id_list_append(yp_constant_id_list_t *list, yp_constant_id_t id) { // Checks if the current constant id list includes the given constant id. bool -yp_constant_id_list_includes(yp_constant_id_list_t *list, yp_constant_id_t id) { +pm_constant_id_list_includes(pm_constant_id_list_t *list, pm_constant_id_t id) { for (size_t index = 0; index < list->size; index++) { if (list->ids[index] == id) return true; } @@ -33,13 +33,13 @@ yp_constant_id_list_includes(yp_constant_id_list_t *list, yp_constant_id_t id) { // Get the memory size of a list of constant ids. size_t -yp_constant_id_list_memsize(yp_constant_id_list_t *list) { - return sizeof(yp_constant_id_list_t) + (list->capacity * sizeof(yp_constant_id_t)); +pm_constant_id_list_memsize(pm_constant_id_list_t *list) { + return sizeof(pm_constant_id_list_t) + (list->capacity * sizeof(pm_constant_id_t)); } // Free the memory associated with a list of constant ids. void -yp_constant_id_list_free(yp_constant_id_list_t *list) { +pm_constant_id_list_free(pm_constant_id_list_t *list) { if (list->ids != NULL) { free(list->ids); } @@ -48,7 +48,7 @@ yp_constant_id_list_free(yp_constant_id_list_t *list) { // A relatively simple hash function (djb2) that is used to hash strings. We are // optimizing here for simplicity and speed. static inline uint32_t -yp_constant_pool_hash(const uint8_t *start, size_t length) { +pm_constant_pool_hash(const uint8_t *start, size_t length) { // This is a prime number used as the initial value for the hash function. uint32_t value = 5381; @@ -86,20 +86,20 @@ is_power_of_two(uint32_t size) { // Resize a constant pool to a given capacity. static inline bool -yp_constant_pool_resize(yp_constant_pool_t *pool) { +pm_constant_pool_resize(pm_constant_pool_t *pool) { assert(is_power_of_two(pool->capacity)); uint32_t next_capacity = pool->capacity * 2; if (next_capacity < pool->capacity) return false; const uint32_t mask = next_capacity - 1; - yp_constant_t *next_constants = calloc(next_capacity, sizeof(yp_constant_t)); + pm_constant_t *next_constants = calloc(next_capacity, sizeof(pm_constant_t)); if (next_constants == NULL) return false; // For each constant in the current constant pool, rehash the content, find // the index in the next constant pool, and insert it. for (uint32_t index = 0; index < pool->capacity; index++) { - yp_constant_t *constant = &pool->constants[index]; + pm_constant_t *constant = &pool->constants[index]; // If an id is set on this constant, then we know we have content here. // In this case we need to insert it into the next constant pool. @@ -127,12 +127,12 @@ yp_constant_pool_resize(yp_constant_pool_t *pool) { // Initialize a new constant pool with a given capacity. bool -yp_constant_pool_init(yp_constant_pool_t *pool, uint32_t capacity) { +pm_constant_pool_init(pm_constant_pool_t *pool, uint32_t capacity) { const uint32_t maximum = (~((uint32_t) 0)); if (capacity >= ((maximum / 2) + 1)) return false; capacity = next_power_of_two(capacity); - pool->constants = calloc(capacity, sizeof(yp_constant_t)); + pool->constants = calloc(capacity, sizeof(pm_constant_t)); if (pool->constants == NULL) return false; pool->size = 0; @@ -141,18 +141,18 @@ yp_constant_pool_init(yp_constant_pool_t *pool, uint32_t capacity) { } // Insert a constant into a constant pool and return its index in the pool. -static inline yp_constant_id_t -yp_constant_pool_insert(yp_constant_pool_t *pool, const uint8_t *start, size_t length, bool owned) { +static inline pm_constant_id_t +pm_constant_pool_insert(pm_constant_pool_t *pool, const uint8_t *start, size_t length, bool owned) { if (pool->size >= (pool->capacity / 4 * 3)) { - if (!yp_constant_pool_resize(pool)) return 0; + if (!pm_constant_pool_resize(pool)) return 0; } assert(is_power_of_two(pool->capacity)); const uint32_t mask = pool->capacity - 1; - uint32_t hash = yp_constant_pool_hash(start, length); + uint32_t hash = pm_constant_pool_hash(start, length); uint32_t index = hash & mask; - yp_constant_t *constant; + pm_constant_t *constant; while (constant = &pool->constants[index], constant->id != 0) { // If there is a collision, then we need to check if the content is the @@ -186,7 +186,7 @@ yp_constant_pool_insert(yp_constant_pool_t *pool, const uint8_t *start, size_t l pool->size++; assert(pool->size < ((uint32_t) (1 << 31))); - *constant = (yp_constant_t) { + *constant = (pm_constant_t) { .id = (unsigned int) (pool->size & 0x7FFFFFFF), .owned = owned, .start = start, @@ -199,26 +199,26 @@ yp_constant_pool_insert(yp_constant_pool_t *pool, const uint8_t *start, size_t l // Insert a constant into a constant pool. Returns the id of the constant, or 0 // if any potential calls to resize fail. -yp_constant_id_t -yp_constant_pool_insert_shared(yp_constant_pool_t *pool, const uint8_t *start, size_t length) { - return yp_constant_pool_insert(pool, start, length, false); +pm_constant_id_t +pm_constant_pool_insert_shared(pm_constant_pool_t *pool, const uint8_t *start, size_t length) { + return pm_constant_pool_insert(pool, start, length, false); } // Insert a constant into a constant pool from memory that is now owned by the // constant pool. Returns the id of the constant, or 0 if any potential calls to // resize fail. -yp_constant_id_t -yp_constant_pool_insert_owned(yp_constant_pool_t *pool, const uint8_t *start, size_t length) { - return yp_constant_pool_insert(pool, start, length, true); +pm_constant_id_t +pm_constant_pool_insert_owned(pm_constant_pool_t *pool, const uint8_t *start, size_t length) { + return pm_constant_pool_insert(pool, start, length, true); } // Free the memory associated with a constant pool. void -yp_constant_pool_free(yp_constant_pool_t *pool) { +pm_constant_pool_free(pm_constant_pool_t *pool) { // For each constant in the current constant pool, free the contents if the // contents are owned. for (uint32_t index = 0; index < pool->capacity; index++) { - yp_constant_t *constant = &pool->constants[index]; + pm_constant_t *constant = &pool->constants[index]; // If an id is set on this constant, then we know we have content here. if (constant->id != 0 && constant->owned) { |