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release/19.x: [compiler-rt] Stop using x86 builtin on AArch64 with GCC (#93890) #115006

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Merged
merged 1 commit into from
Nov 15, 2024
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release/19.x: [compiler-rt] Stop using x86 builtin on AArch64 with GCC (#93890) #115006

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13 changes: 9 additions & 4 deletions compiler-rt/lib/builtins/int_math.h
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Original file line number Diff line number Diff line change
Expand Up @@ -65,9 +65,12 @@
#define crt_copysign(x, y) __builtin_copysign((x), (y))
#define crt_copysignf(x, y) __builtin_copysignf((x), (y))
#define crt_copysignl(x, y) __builtin_copysignl((x), (y))
#if __has_builtin(__builtin_copysignf128)
// We define __has_builtin to always return 0 for GCC versions below 10,
// but __builtin_copysignf128 is available since version 7.
#if __has_builtin(__builtin_copysignf128) || \
(defined(__GNUC__) && __GNUC__ >= 7)
#define crt_copysignf128(x, y) __builtin_copysignf128((x), (y))
#elif __has_builtin(__builtin_copysignq) || (defined(__GNUC__) && __GNUC__ >= 7)
#elif __has_builtin(__builtin_copysignq)
#define crt_copysignf128(x, y) __builtin_copysignq((x), (y))
#endif
#endif
Expand All @@ -80,9 +83,11 @@
#define crt_fabs(x) __builtin_fabs((x))
#define crt_fabsf(x) __builtin_fabsf((x))
#define crt_fabsl(x) __builtin_fabsl((x))
#if __has_builtin(__builtin_fabsf128)
// We define __has_builtin to always return 0 for GCC versions below 10,
// but __builtin_fabsf128 is available since version 7.
#if __has_builtin(__builtin_fabsf128) || (defined(__GNUC__) && __GNUC__ >= 7)
#define crt_fabsf128(x) __builtin_fabsf128((x))
#elif __has_builtin(__builtin_fabsq) || (defined(__GNUC__) && __GNUC__ >= 7)
#elif __has_builtin(__builtin_fabsq)
#define crt_fabsf128(x) __builtin_fabsq((x))
#endif
#endif
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