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feat(runtime) Get ready for tiering (#257)

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* Add local_function field to context

* Add local call indirection to llvm

* local call indirection

* Fix  vm test

* Fix cranelift local call indirection

* Fix unwinding on nightly
This commit is contained in:
Lachlan Sneff
2019-03-08 15:15:16 -08:00
committed by GitHub
parent a8751b6bbc
commit 17eada53f3
11 changed files with 118 additions and 11 deletions
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6
lib/llvm-backend/src/platform/unix.rs
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@ -41,6 +41,7 @@ pub unsafe fn visit_fde(addr: *mut u8, size: usize, visitor: extern "C" fn(*mut
}
extern "C" {
#[cfg_attr(nightly, unwind(allowed))]
fn throw_trap(ty: i32) -> !;
}
@ -50,12 +51,13 @@ pub unsafe fn install_signal_handler() {
SaFlags::SA_ONSTACK | SaFlags::SA_SIGINFO,
SigSet::empty(),
);
sigaction(SIGFPE, &sa).unwrap();
sigaction(SIGILL, &sa).unwrap();
// sigaction(SIGFPE, &sa).unwrap();
// sigaction(SIGILL, &sa).unwrap();
sigaction(SIGSEGV, &sa).unwrap();
sigaction(SIGBUS, &sa).unwrap();
}
#[cfg_attr(nightly, unwind(allowed))]
extern "C" fn signal_trap_handler(
signum: ::nix::libc::c_int,
siginfo: *mut siginfo_t,