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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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10
tool/build/lib/machine.c
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@ -16,10 +16,11 @@
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "tool/build/lib/machine.h"
#include "libc/log/check.h"
#include "libc/macros.internal.h"
#include "libc/stdio/rand.h"
#include "libc/runtime/runtime.h"
#include "libc/stdio/rand.h"
#include "libc/str/str.h"
#include "tool/build/lib/abp.h"
#include "tool/build/lib/address.h"
@ -35,7 +36,6 @@
#include "tool/build/lib/flags.h"
#include "tool/build/lib/fpu.h"
#include "tool/build/lib/ioports.h"
#include "tool/build/lib/machine.h"
#include "tool/build/lib/memory.h"
#include "tool/build/lib/modrm.h"
#include "tool/build/lib/op101.h"
@ -600,11 +600,11 @@ static void OpSax(struct Machine *m, uint32_t rde) {
static void OpConvert(struct Machine *m, uint32_t rde) {
if (Rexw(rde)) {
Write64(m->dx, Read64(m->ax) & 0x8000000000000000 ? 0xffffffffffffffff : 0);
Write64(m->dx, (uint64_t)((int64_t)Read64(m->ax) >> 63));
} else if (!Osz(rde)) {
Write64(m->dx, Read32(m->ax) & 0x80000000 ? 0xffffffff : 0);
Write64(m->dx, (uint32_t)((int32_t)Read32(m->ax) >> 31));
} else {
Write16(m->dx, Read16(m->ax) & 0x8000 ? 0xffff : 0);
Write16(m->dx, (uint16_t)((int16_t)Read16(m->ax) >> 15));
}
}