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Cog Audio: Fix >16 <=32 integer bits per sample to float conversion on Apple Silicon

CQTexperiment
Christopher Snowhill 2022-01-14 18:51:12 -08:00
parent 2d32381bc1
commit 59aea2966f
1 changed files with 3 additions and 3 deletions
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6
ThirdParty/RetroArch/libretro-common/audio/conversion/s32_to_float.c vendored
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@ -43,12 +43,12 @@ void convert_s32_to_float(float *out,
if (s32_to_float_neon_enabled) if (s32_to_float_neon_enabled)
{ {
float gf = gain / (1 << 31); float gf = gain / UINT32_C(1U << 31);
float32x4_t vgf = {gf, gf, gf, gf}; float32x4_t vgf = {gf, gf, gf, gf};
while (samples >= 8) while (samples >= 8)
{ {
float32x4x2_t oreg; float32x4x2_t oreg;
int32x4x2_t inreg = vld1q_s32_x2(in); int32x4x2_t inreg = vld2q_s32(in);
oreg.val[0] = vmulq_f32(vcvtq_f32_s32(inreg.val[0]), vgf); oreg.val[0] = vmulq_f32(vcvtq_f32_s32(inreg.val[0]), vgf);
oreg.val[1] = vmulq_f32(vcvtq_f32_s32(inreg.val[1]), vgf); oreg.val[1] = vmulq_f32(vcvtq_f32_s32(inreg.val[1]), vgf);
vst2q_f32(out, oreg); vst2q_f32(out, oreg);
@ -58,7 +58,7 @@ void convert_s32_to_float(float *out,
} }
} }
gain /= 0x80000000L; gain /= UINT32_C(0x80000000);
for (; i < samples; i++) for (; i < samples; i++)
out[i] = (float)in[i] * gain; out[i] = (float)in[i] * gain;