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author | Alexander Monakov <amonakov@ispras.ru> | 2020-01-06 19:35:57 +0300 |
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committer | Rich Felker <dalias@aerifal.cx> | 2020-03-24 16:27:38 -0400 |
commit | 41b290ba397067a09525b6ac89b4040728349046 (patch) | |
tree | f640cffb9884e28d0ff62fe27825f53eb32c459a /src/math/x86_64/sqrtl.c | |
parent | c24a9923863fc29af4a5249727fe800224fc3c44 (diff) | |
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math: move trivial x86-family sqrt functions to C with inline asm
Diffstat (limited to 'src/math/x86_64/sqrtl.c')
-rw-r--r-- | src/math/x86_64/sqrtl.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/math/x86_64/sqrtl.c b/src/math/x86_64/sqrtl.c new file mode 100644 index 00000000..864cfcc4 --- /dev/null +++ b/src/math/x86_64/sqrtl.c @@ -0,0 +1,7 @@ +#include <math.h> + +long double sqrtl(long double x) +{ + __asm__ ("fsqrt" : "+t"(x)); + return x; +} |