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Import more Musl math

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This commit is contained in:
Justine Tunney 2022-07-12 15:49:11 -07:00
parent 6d52664aa7
commit 3027d67037
48 changed files with 1749 additions and 180 deletions
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10
test/libc/tinymath/cos_test.c
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@ -18,6 +18,7 @@
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/math.h"
#include "libc/runtime/gc.internal.h"
#include "libc/testlib/ezbench.h"
#include "libc/testlib/testlib.h"
#include "libc/x/x.h"
@ -43,3 +44,12 @@ TEST(cos, test) {
gc(xasprintf("%.15g", cos(-1.0000000000000002))));
EXPECT_STREQ("1", gc(xasprintf("%.15g", cos(-2.1073424255447e-08))));
}
BENCH(cos, bench) {
double _cos(double) asm("cos");
float _cosf(float) asm("cosf");
long double _cosl(long double) asm("cosl");
EZBENCH2("cos", donothing, _cos(.7)); /* ~6ns */
EZBENCH2("cosf", donothing, _cosf(.7)); /* ~5ns */
EZBENCH2("cosl", donothing, _cosl(.7)); /* ~28ns */
}