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From: Yinyu Cai <caiyinyu@sourceware.org> To: glibc-cvs@sourceware.org Subject: [glibc] LoongArch: Use __builtin_{fmax, fmaxf, fmin, fminf} with GCC >= 13 Date: Tue, 30 Aug 2022 06:12:13 +0000 (GMT) [thread overview] Message-ID: <20220830061213.3D90238425B3@sourceware.org> (raw) https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=241603123c2a1beb7e599bd012c542479e216473 commit 241603123c2a1beb7e599bd012c542479e216473 Author: Xi Ruoyao <xry111@xry111.site> Date: Sat Aug 20 16:43:44 2022 +0800 LoongArch: Use __builtin_{fmax,fmaxf,fmin,fminf} with GCC >= 13 GCC 13 compiles these built-ins to {fmax,fmin}.{s/d} instruction, use them instead of the generic implementation. Link: https://gcc.gnu.org/r13-2085 Signed-off-by: Xi Ruoyao <xry111@xry111.site> Diff: --- sysdeps/loongarch/fpu/math-use-builtins-fmax.h | 10 ++++++++++ sysdeps/loongarch/fpu/math-use-builtins-fmin.h | 10 ++++++++++ 2 files changed, 20 insertions(+) diff --git a/sysdeps/loongarch/fpu/math-use-builtins-fmax.h b/sysdeps/loongarch/fpu/math-use-builtins-fmax.h new file mode 100644 index 0000000000..5d22567bd3 --- /dev/null +++ b/sysdeps/loongarch/fpu/math-use-builtins-fmax.h @@ -0,0 +1,10 @@ +#if __GNUC_PREREQ (13, 0) +# define USE_FMAX_BUILTIN 1 +# define USE_FMAXF_BUILTIN 1 +#else +# define USE_FMAX_BUILTIN 0 +# define USE_FMAXF_BUILTIN 0 +#endif + +#define USE_FMAXL_BUILTIN 0 +#define USE_FMAXF128_BUILTIN 0 diff --git a/sysdeps/loongarch/fpu/math-use-builtins-fmin.h b/sysdeps/loongarch/fpu/math-use-builtins-fmin.h new file mode 100644 index 0000000000..4d28b41c0d --- /dev/null +++ b/sysdeps/loongarch/fpu/math-use-builtins-fmin.h @@ -0,0 +1,10 @@ +#if __GNUC_PREREQ (13, 0) +# define USE_FMIN_BUILTIN 1 +# define USE_FMINF_BUILTIN 1 +#else +# define USE_FMIN_BUILTIN 0 +# define USE_FMINF_BUILTIN 0 +#endif + +#define USE_FMINL_BUILTIN 0 +#define USE_FMINF128_BUILTIN 0
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