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Kernel/LibC: Rework userspace syscall interface

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Kernel syscall API no longer zeros all unused argument registers and
libc now uses inlined syscall macro internally. This significantly
cleans up generated code for basic syscall wrapper functions.
This commit is contained in:
Bananymous
2026-04-07 03:43:35 +03:00
parent 279ac6b2b6
commit 2f9b8b6fc9
9 changed files with 66 additions and 67 deletions
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8
userspace/programs/DynamicLoader/main.cpp
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@@ -223,14 +223,14 @@ constexpr uintptr_t SYM_NOT_FOUND = -1;
static void lock_global_lock()
{
const pthread_t tid = syscall<>(SYS_PTHREAD_SELF);
const pthread_t tid = syscall(SYS_PTHREAD_SELF);
pthread_t expected = 0;
while (!s_global_locker.compare_exchange(expected, tid))
{
if (expected == tid)
break;
syscall<>(SYS_YIELD);
syscall(SYS_YIELD);
expected = 0;
}
@@ -1393,7 +1393,7 @@ static void initialize_tls(MasterTLS master_tls)
.master_tls_module_count = master_tls.module_count,
.dynamic_tls = s_dynamic_tls,
.cleanup_stack = nullptr,
.id = static_cast<pthread_t>(syscall<>(SYS_PTHREAD_SELF)),
.id = static_cast<pthread_t>(syscall(SYS_PTHREAD_SELF)),
.errno_ = 0,
.cancel_type = PTHREAD_CANCEL_DEFERRED,
.cancel_state = PTHREAD_CANCEL_ENABLE,
@@ -1565,7 +1565,7 @@ static void load_dynamic_tls(LoadedElf& elf)
int expected = 0;
while (!BAN::atomic_compare_exchange(s_dynamic_tls->lock, expected, 1))
{
syscall<>(SYS_YIELD);
syscall(SYS_YIELD);
expected = 0;
}