fix: add #![feature(asm_const, asm_sym)]

`const` and `sym` operands for inline assembly have been moved to
separate features.

Author: yvt

README.md

@@ -45,6 +45,7 @@ The R3 original kernel is provided as a separate package [`r3_kernel`][].
 
 ```rust
 #![feature(asm)]
+#![feature(asm_sym)]
 #![feature(const_fn_trait_bound)]
 #![feature(const_mut_refs)]
 #![feature(const_fn_fn_ptr_basics)]

examples/basic_gr_peach/src/main.rs

@@ -3,6 +3,7 @@
 #![feature(const_mut_refs)]
 #![feature(const_trait_impl)]
 #![feature(asm)]
+#![feature(asm_sym)]
 #![feature(naked_functions)]
 #![deny(unsafe_op_in_unsafe_fn)]
 #![deny(unsupported_naked_functions)]

examples/basic_nucleo_f401re/src/main.rs

@@ -1,4 +1,5 @@
 #![feature(asm)]
+#![feature(asm_sym)]
 #![feature(const_fn_trait_bound)]
 #![feature(const_fn_fn_ptr_basics)]
 #![feature(const_mut_refs)]

examples/basic_rp_pico/src/main.rs

@@ -1,4 +1,5 @@
 #![feature(asm)]
+#![feature(asm_sym)]
 #![feature(const_fn_trait_bound)]
 #![feature(const_fn_fn_ptr_basics)]
 #![feature(const_mut_refs)]

examples/basic_wio_terminal/src/main.rs

@@ -1,4 +1,5 @@
 #![feature(asm)]
+#![feature(asm_sym)]
 #![feature(const_fn_trait_bound)]
 #![feature(const_fn_fn_ptr_basics)]
 #![feature(const_mut_refs)]

examples/smp_rp_pico/src/main.rs

@@ -1,4 +1,5 @@
 #![feature(asm)]
+#![feature(asm_sym)]
 #![feature(const_fn_trait_bound)]
 #![feature(const_fn_fn_ptr_basics)]
 #![feature(const_mut_refs)]

src/r3_port_arm/src/lib.rs

@@ -6,6 +6,8 @@
 #![feature(const_refs_to_cell)]
 #![feature(const_trait_impl)]
 #![feature(decl_macro)]
+#![feature(asm_const)]
+#![feature(asm_sym)]
 #![feature(asm)]
 #![feature(naked_functions)]
 #![feature(slice_ptr_len)]

src/r3_port_arm_m/src/lib.rs

@@ -1,6 +1,8 @@
 #![feature(const_fn_trait_bound)]
 #![feature(const_mut_refs)]
 #![feature(const_fn_fn_ptr_basics)]
+#![feature(asm_const)]
+#![feature(asm_sym)]
 #![feature(asm)]
 #![feature(decl_macro)]
 #![feature(generic_const_exprs)]

src/r3_port_arm_m_test_driver/src/main.rs

@@ -1,4 +1,5 @@
 #![feature(asm)]
+#![feature(asm_sym)]
 #![feature(const_fn_trait_bound)]
 #![feature(const_mut_refs)]
 #![feature(const_fn_fn_ptr_basics)]

src/r3_port_arm_test_driver/src/main.rs

@@ -9,6 +9,7 @@
 #![feature(naked_functions)]
 #![feature(const_trait_impl)]
 #![feature(asm)]
+#![feature(asm_sym)]
 #![deny(unsafe_op_in_unsafe_fn)]
 #![deny(unsupported_naked_functions)]
 #![cfg_attr(feature = "run", no_std)]