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Make further progress on non-x86 support

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Justine Tunney 2023-05-08 21:38:30 -07:00
parent aef9a69a60
commit 036b9a0002
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GPG key ID: BE714B4575D6E328
155 changed files with 2307 additions and 653 deletions
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10
test/libc/tinymath/fabs_test.c
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@ -18,6 +18,7 @@
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/math.h"
#include "libc/mem/gc.internal.h"
#include "libc/testlib/ezbench.h"
#include "libc/testlib/testlib.h"
#include "libc/x/x.h"
@ -56,3 +57,12 @@ TEST(fabs, stuff) {
EXPECT_EQ(1, !!isnan(fabs(-NAN)));
EXPECT_EQ(0, !!signbit(fabs(-NAN)));
}
BENCH(fabs, bench) {
double _fabs(double) asm("fabs");
float _fabsf(float) asm("fabsf");
long double _fabsl(long double) asm("fabsl");
EZBENCH2("fabs", donothing, _fabs(.7)); /* ~6ns */
EZBENCH2("fabsf", donothing, _fabsf(.7)); /* ~5ns */
EZBENCH2("fabsl", donothing, _fabsl(.7)); /* ~28ns */
}