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fix left shift negative value warning in bw_math

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Stefano D'Angelo 2023-04-21 05:28:15 +02:00
parent 4d9de61a9c
commit 86df4d4580
1 changed files with 2 additions and 2 deletions
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4
include/bw_math.h
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@ -549,7 +549,7 @@ static inline float bw_clipf(float x, float m, float M) {
static inline float bw_truncf(float x) { static inline float bw_truncf(float x) {
_bw_floatint v = {.f = x}; _bw_floatint v = {.f = x};
int32_t ex = (v.i & 0x7f800000) >> 23; int32_t ex = (v.i & 0x7f800000) >> 23;
int32_t m = (~0) << bw_clipi32(150 - ex, 0, 23); int32_t m = (~0u) << bw_clipi32(150 - ex, 0, 23);
m &= bw_signfilli32(126 - ex) | 0x80000000; m &= bw_signfilli32(126 - ex) | 0x80000000;
v.i &= m; v.i &= m;
return v.f; return v.f;
@ -559,7 +559,7 @@ static inline float bw_roundf(float x) {
_bw_floatint v = {.f = x}; _bw_floatint v = {.f = x};
int32_t ex = (v.i & 0x7f800000) >> 23; int32_t ex = (v.i & 0x7f800000) >> 23;
int32_t sh = bw_clipi32(150 - ex, 0, 23); int32_t sh = bw_clipi32(150 - ex, 0, 23);
int32_t mt = (~0) << sh; int32_t mt = (~0u) << sh;
mt &= bw_signfilli32(126 - ex) | 0x80000000; mt &= bw_signfilli32(126 - ex) | 0x80000000;
int32_t mr = (1 << sh) >> 1; int32_t mr = (1 << sh) >> 1;
mr &= bw_signfilli32(125 - ex); mr &= bw_signfilli32(125 - ex);