| //@ add-minicore |
| //@ assembly-output: emit-asm |
| //@ only-pauthtest |
| //@ revisions: aarch64_unknown_linux_pauthtest |
| //@ [aarch64_unknown_linux_pauthtest] compile-flags: --target=aarch64-unknown-linux-pauthtest |
| //@ [aarch64_unknown_linux_pauthtest] needs-llvm-components: aarch64 |
| |
| #![feature(no_core, lang_items)] |
| #![no_std] |
| #![no_core] |
| #![crate_type = "lib"] |
| |
| extern crate minicore; |
| |
| #[no_mangle] |
| #[inline(never)] |
| pub extern "C" fn c_func(a: i32) -> i32 { |
| a |
| } |
| |
| #[no_mangle] |
| #[inline(never)] |
| fn call_through(f: extern "C" fn(i32) -> i32, x: i32) -> i32 { |
| f(x) |
| } |
| |
| #[no_mangle] |
| #[inline(never)] |
| pub fn call_c_func(x: i32) -> i32 { |
| call_through(c_func, x) |
| } |
| |
| // CHECK-LABEL: call_through: |
| // CHECK: mov [[PTR:x[0-9]+]], x0 |
| // CHECK: mov w0, w1 |
| // CHECK: braaz [[PTR]] |
| |
| // CHECK-LABEL: call_c_func: |
| // CHECK: adrp [[GOT_REG:x[0-9]+]], :got:c_func |
| // CHECK: ldr [[GOT_REG]], [[[GOT_REG]], :got_lo12:c_func] |
| // CHECK: paciza [[FN_REG:x[0-9]+]] |
| // CHECK: mov w1, w0 |
| // CHECK: mov x0, [[FN_REG]] |
| // CHECK: b call_through |
