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tree-sitter: update vendored tree-sitter runtime

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tree-sitter/tree-sitter commit edb569310005c66838b7d69fa60850acac6abeee

Included files are:
lib/include/tree-sitter/*.h
lib/src/*.[ch]
lib/src/unicode/*
LICENSE
This commit is contained in:
Björn Linse
2019-09-28 18:41:49 +02:00
parent 781c708c27
commit 79bd8d2ab6
26 changed files with 4657 additions and 233 deletions
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29
src/tree_sitter/bits.h Normal file
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@@ -0,0 +1,29 @@
#ifndef TREE_SITTER_BITS_H_
#define TREE_SITTER_BITS_H_
#include <stdint.h>
static inline uint32_t bitmask_for_index(uint16_t id) {
return (1u << (31 - id));
}
#ifdef _WIN32
#include <intrin.h>
static inline uint32_t count_leading_zeros(uint32_t x) {
if (x == 0) return 32;
uint32_t result;
_BitScanReverse(&result, x);
return 31 - result;
}
#else
static inline uint32_t count_leading_zeros(uint32_t x) {
if (x == 0) return 32;
return __builtin_clz(x);
}
#endif
#endif // TREE_SITTER_BITS_H_