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Port a lot more code to AARCH64

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- Introduce epoll_pwait()
- Rewrite -ftrapv and ffs() libraries in C code
- Use more FreeBSD code in math function library
- Get significantly more tests passing on qemu-aarch64
- Fix many Musl long double functions that were broken on AARCH64
This commit is contained in:
Justine Tunney 2023-05-14 09:32:15 -07:00
parent 91791e9f38
commit 550b52abf6
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GPG key ID: BE714B4575D6E328
158 changed files with 6018 additions and 3499 deletions
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36
test/libc/tinymath/log_test.c
View file

@ -22,17 +22,6 @@
#include "libc/testlib/testlib.h"
#include "libc/x/x.h"
TEST(logl, test) {
EXPECT_STREQ("1", gc(xdtoal(logl(2.71828182845904523536L))));
EXPECT_STREQ("NAN", gc(xdtoal(logl(NAN))));
EXPECT_STREQ("0", gc(xdtoal(logl(1))));
EXPECT_STREQ("INFINITY", gc(xdtoal(logl(INFINITY))));
EXPECT_STREQ("-INFINITY", gc(xdtoal(logl(0))));
EXPECT_STREQ("-INFINITY", gc(xdtoal(logl(-0.))));
EXPECT_STREQ("-NAN", gc(xdtoal(logl(-1))));
EXPECT_STREQ("-NAN", gc(xdtoal(logl(-2))));
}
TEST(log, test) {
EXPECT_STREQ("1", gc(xdtoa(log(M_E))));
EXPECT_STREQ("2", gc(xdtoa(log(M_E * M_E))));
@ -41,8 +30,8 @@ TEST(log, test) {
EXPECT_STREQ("INFINITY", gc(xdtoa(log(INFINITY))));
EXPECT_STREQ("-INFINITY", gc(xdtoa(log(0))));
EXPECT_STREQ("-INFINITY", gc(xdtoa(log(-0.))));
EXPECT_STREQ("-NAN", gc(xdtoa(log(-1))));
EXPECT_STREQ("-NAN", gc(xdtoa(log(-2))));
EXPECT_TRUE(isnan(log(-1)));
EXPECT_TRUE(isnan(log(-2)));
}
TEST(logf, test) {
@ -52,15 +41,26 @@ TEST(logf, test) {
EXPECT_STREQ("INFINITY", gc(xdtoaf(logf(INFINITY))));
EXPECT_STREQ("-INFINITY", gc(xdtoaf(logf(0))));
EXPECT_STREQ("-INFINITY", gc(xdtoaf(logf(-0.))));
EXPECT_STREQ("-NAN", gc(xdtoaf(logf(-1))));
EXPECT_STREQ("-NAN", gc(xdtoaf(logf(-2))));
EXPECT_TRUE(isnan(logf(-1)));
EXPECT_TRUE(isnan(logf(-2)));
}
TEST(logl, test) {
EXPECT_STREQ("1", gc(xdtoal(logl(2.71828182845904523536L))));
EXPECT_STREQ("NAN", gc(xdtoal(logl(NAN))));
EXPECT_STREQ("0", gc(xdtoal(logl(1))));
EXPECT_STREQ("INFINITY", gc(xdtoal(logl(INFINITY))));
EXPECT_STREQ("-INFINITY", gc(xdtoal(logl(0))));
EXPECT_STREQ("-INFINITY", gc(xdtoal(logl(-0.))));
EXPECT_TRUE(isnan(logl(-1)));
EXPECT_TRUE(isnan(logl(-2)));
}
BENCH(logl, bench) {
double _log(double) asm("log");
float _logf(float) asm("logf");
long double _logl(long double) asm("logl");
EZBENCH2("log", donothing, _log(.7)); /* ~9ns */
EZBENCH2("logf", donothing, _logf(.7)); /* ~20ns */
EZBENCH2("logl", donothing, _logl(.7)); /* ~20ns */
EZBENCH2("log", donothing, _log(.7)); // ~8ns
EZBENCH2("logf", donothing, _logf(.7)); // ~6ns
EZBENCH2("logl", donothing, _logl(.7)); // ~21ns
}