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fix some sign-related warnings (thx kevin molcard)

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This commit is contained in:
Stefano D'Angelo 2023-12-06 14:40:16 +01:00
parent e6903eef7f
commit 2b104fc7f2
2 changed files with 10 additions and 10 deletions
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2
include/bw_common.h
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@ -329,7 +329,7 @@ static inline uint32_t bw_hash_sdbm(
const char * BW_RESTRICT string) {
uint32_t hash = 0;
for (; *string != '\0'; string++)
hash = *string + (hash << 6) + (hash << 16) - hash;
hash = (uint32_t)*string + (hash << 6) + (hash << 16) - hash;
return hash;
}

18
include/bw_math.h
View File

@ -698,8 +698,8 @@ static inline float bw_truncf(
union { float f; uint32_t u; } v;
v.f = x;
const int32_t ex = (v.u & 0x7f800000u) >> 23;
int32_t m = (~0u) << bw_clipi32(150 - ex, 0, 23);
m &= bw_signfilli32(126 - ex) | 0x80000000;
uint32_t m = (~0u) << bw_clipi32(150 - ex, 0, 23);
m &= (uint32_t)bw_signfilli32(126 - ex) | 0x80000000;
v.u &= m;
BW_ASSERT(bw_is_finite(v.f));
return v.f;
@ -712,12 +712,12 @@ static inline float bw_roundf(
v.f = x;
const int32_t ex = (v.u & 0x7f800000u) >> 23;
const int32_t sh = bw_clipi32(150 - ex, 0, 24);
int32_t mt = (~0u) << sh;
mt &= bw_signfilli32(126 - ex) | 0x80000000;
int32_t mr = (1 << sh) >> 1;
mr &= bw_signfilli32(125 - ex);
uint32_t mt = (~0u) << sh;
mt &= (uint32_t)bw_signfilli32(126 - ex) | 0x80000000;
uint32_t mr = (1u << sh) >> 1;
mr &= (uint32_t)bw_signfilli32(125 - ex);
s.f = bw_copysignf(1.f, x);
int32_t ms = bw_signfilli32(((v.u | 0x00800000u) & mr) << (32 - sh));
uint32_t ms = (uint32_t)bw_signfilli32((int32_t)(((v.u | 0x00800000u) & mr) << (32 - sh)));
v.u &= mt;
s.u &= ms;
const float y = v.f + s.f;
@ -928,12 +928,12 @@ static inline float bw_sqrtf(
union { float f; int32_t i; } v;
v.f = x;
int i = (v.i >> 26) & 0x38;
v.i += (0x200000e0 << i) & 0xff000000;
v.i += (int32_t)((0x200000e0 << i) & 0xff000000);
const float r = bw_rcpf(v.f);
v.i = (((v.i - 0x3f82a127) >> 1) + 0x3f7d8fc7) & 0x7fffffff;
v.f = v.f + v.f * (0.5f - 0.5f * r * v.f * v.f);
v.f = v.f + v.f * (0.5f - 0.5f * r * v.f * v.f);
v.i -= (0x100000f0 << i) & 0xff000000;
v.i -= (int32_t)((0x100000f0 << i) & 0xff000000);
BW_ASSERT(bw_is_finite(v.f));
return v.f;
}