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2026-07-18 14:31:15 +02:00
commit a04f0dc262
3343 changed files with 1140208 additions and 0 deletions
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+#ifndef __TRACYPOPCNT_HPP__
+#define __TRACYPOPCNT_HPP__
+
+#include <limits.h>
+#include <stdint.h>
+
+#if defined __GNUC__ || defined __clang__
+static inline uint64_t TracyCountBits( uint64_t i )
+{
+    return uint64_t( __builtin_popcountll( i ) );
+}
+static inline uint64_t TracyLzcnt( uint64_t i )
+{
+    return uint64_t( __builtin_clzll( i ) );
+}
+#elif defined(_M_ARM64)
+#include <arm_neon.h>
+static inline uint64_t TracyCountBits( uint64_t i )
+{
+    uint8x8_t v = vreinterpret_u8_u64( vdup_n_u64( i ) );
+    uint8x8_t popcnt = vcnt_u8( v );
+    return (uint64_t)vaddlv_u8( popcnt );
+}
+static inline uint64_t TracyLzcnt( uint64_t i )
+{
+    unsigned long index;
+    uint64_t leadingZeros = 64;
+    if( _BitScanReverse64( &index, i ) )
+    {
+        leadingZeros = 63 - index;
+    }
+    return leadingZeros;
+}
+#elif defined _WIN64
+#  include <intrin.h>
+#  define TracyCountBits __popcnt64
+#  define TracyLzcnt __lzcnt64
+#else
+static inline uint64_t TracyCountBits( uint64_t i )
+{
+    i = i - ( (i >> 1) & 0x5555555555555555 );
+    i = ( i & 0x3333333333333333 ) + ( (i >> 2) & 0x3333333333333333 );
+    i = ( (i + (i >> 4) ) & 0x0F0F0F0F0F0F0F0F );
+    return ( i * (0x0101010101010101) ) >> 56;
+}
+static inline uint64_t TracyLzcnt( uint64_t i )
+{
+    i |= i >> 1;
+    i |= i >> 2;
+    i |= i >> 4;
+    i |= i >> 8;
+    i |= i >> 16;
+    i |= i >> 32;
+    return 64 - TracyCountBits( i );
+}
+#endif
+
+#endif