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Perform more low-level code cleanup

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Justine Tunney 2022-09-09 04:07:08 -07:00
parent c32e2d4486
commit 2d17ab016c
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GPG key ID: BE714B4575D6E328
42 changed files with 977 additions and 265 deletions
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8
libc/intrin/sys_gettid.greg.c
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@ -38,24 +38,24 @@ privileged int sys_gettid(void) {
asm("syscall" // xnu/osfmk/kern/ipc_tt.c
: "=a"(tid) // assume success
: "0"(0x1000000 | 27) // Mach thread_self_trap()
: "rcx", "r11", "memory", "cc");
: "rcx", "r8", "r9", "r10", "r11", "memory", "cc");
} else if (IsOpenbsd()) {
asm("syscall"
: "=a"(tid) // man says always succeeds
: "0"(299) // getthrid()
: "rcx", "r11", "memory", "cc");
: "rcx", "r8", "r9", "r10", "r11", "memory", "cc");
} else if (IsNetbsd()) {
asm("syscall"
: "=a"(tid) // man says always succeeds
: "0"(311) // _lwp_self()
: "rcx", "rdx", "r11", "memory", "cc");
: "rcx", "rdx", "r8", "r9", "r10", "r11", "memory", "cc");
} else if (IsFreebsd()) {
asm("syscall"
: "=a"(tid), // only fails w/ EFAULT, which isn't possible
"=m"(wut) // must be 64-bit
: "0"(432), // thr_self()
"D"(&wut) // but not actually 64-bit
: "rcx", "r11", "memory", "cc");
: "rcx", "r8", "r9", "r10", "r11", "memory", "cc");
tid = wut;
} else {
tid = __pid;