Konstantin Demin
e7e0fc078c
version: 14.3.0-7 (UNRELEASED) commit: 39ea76304d57617bd92674237f1fc91c5c12ccd5
24 lines
880 B
Diff
24 lines
880 B
Diff
commit f13e8e21599ff12ea76980d6a8b19b0a5ebe9bed
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Author: Andrew Stubbs <ams@baylibre.com>
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Date: Thu Aug 7 13:09:41 2025 +0000
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amdgcn, libm: fix infinite loop
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--- a/newlib-4.5.0.20241231/newlib/libm/machine/amdgcn/v64sf_fmod.c
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+++ b/newlib-4.5.0.20241231/newlib/libm/machine/amdgcn/v64sf_fmod.c
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@@ -70,8 +70,11 @@ DEF_VS_MATH_FUNC (v64sf, fmodf, v64sf x, v64sf y)
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v64si iy;
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VECTOR_IF (hy < 0x00800000, cond) // subnormal y
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iy = VECTOR_INIT (-126);
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- for (v64si i = (hy << 8); !ALL_ZEROES_P (cond & (i >= 0)); i <<= 1)
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- VECTOR_COND_MOVE (iy, iy - 1, cond & (i >= 0));
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+ for (v64si i = (hy << 8); !ALL_ZEROES_P (cond & (i >= 0)); /* i <<= 1 */)
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+ {
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+ VECTOR_COND_MOVE (iy, iy - 1, cond & (i >= 0));
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+ VECTOR_COND_MOVE (i, i << 1, cond & (i >= 0));
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+ }
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VECTOR_ELSE (cond)
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VECTOR_COND_MOVE (iy, (hy >> 23) - 127, cond);
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VECTOR_ENDIF
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