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no aeabi_mem* symbols on iOS, weak symbols on thumb, normal symbols elsewhere

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This commit is contained in:
Jorge Aparicio 2017-06-30 18:06:25 -05:00
parent 75c6ccca71
commit b8a662040e
1 changed files with 25 additions and 13 deletions
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38
src/arm.rs
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@ -61,14 +61,16 @@ pub unsafe fn __aeabi_ldivmod() {
// FIXME: The `*4` and `*8` variants should be defined as aliases.
#[cfg(not(target_os = "ios"))]
#[cfg_attr(not(feature = "mangled-names"), no_mangle)]
#[linkage = "weak"]
#[cfg_attr(thumb, linkage = "weak")]
pub unsafe extern "aapcs" fn __aeabi_memcpy(dest: *mut u8, src: *const u8, n: usize) {
mem::memcpy(dest, src, n);
}
#[cfg(not(target_os = "ios"))]
#[cfg_attr(not(feature = "mangled-names"), no_mangle)]
#[linkage = "weak"]
#[cfg_attr(thumb, linkage = "weak")]
pub unsafe extern "aapcs" fn __aeabi_memcpy4(dest: *mut u8, src: *const u8, mut n: usize) {
let mut dest = dest as *mut u32;
let mut src = src as *mut u32;
@ -83,39 +85,45 @@ pub unsafe extern "aapcs" fn __aeabi_memcpy4(dest: *mut u8, src: *const u8, mut
__aeabi_memcpy(dest as *mut u8, src as *const u8, n);
}
#[cfg(not(target_os = "ios"))]
#[cfg_attr(not(feature = "mangled-names"), no_mangle)]
#[linkage = "weak"]
#[cfg_attr(thumb, linkage = "weak")]
pub unsafe extern "aapcs" fn __aeabi_memcpy8(dest: *mut u8, src: *const u8, n: usize) {
__aeabi_memcpy4(dest, src, n);
}
#[cfg(not(target_os = "ios"))]
#[cfg_attr(not(feature = "mangled-names"), no_mangle)]
#[linkage = "weak"]
#[cfg_attr(thumb, linkage = "weak")]
pub unsafe extern "aapcs" fn __aeabi_memmove(dest: *mut u8, src: *const u8, n: usize) {
mem::memmove(dest, src, n);
}
#[cfg(not(target_os = "ios"))]
#[cfg_attr(not(feature = "mangled-names"), no_mangle)]
#[linkage = "weak"]
#[cfg_attr(thumb, linkage = "weak")]
pub unsafe extern "aapcs" fn __aeabi_memmove4(dest: *mut u8, src: *const u8, n: usize) {
__aeabi_memmove(dest, src, n);
}
#[cfg(not(target_os = "ios"))]
#[cfg_attr(not(feature = "mangled-names"), no_mangle)]
#[linkage = "weak"]
#[cfg_attr(thumb, linkage = "weak")]
pub unsafe extern "aapcs" fn __aeabi_memmove8(dest: *mut u8, src: *const u8, n: usize) {
__aeabi_memmove(dest, src, n);
}
// Note the different argument order
#[cfg(not(target_os = "ios"))]
#[cfg_attr(not(feature = "mangled-names"), no_mangle)]
#[linkage = "weak"]
#[cfg_attr(thumb, linkage = "weak")]
pub unsafe extern "aapcs" fn __aeabi_memset(dest: *mut u8, n: usize, c: i32) {
// Note the different argument order
mem::memset(dest, c, n);
}
#[cfg(not(target_os = "ios"))]
#[cfg_attr(not(feature = "mangled-names"), no_mangle)]
#[linkage = "weak"]
#[cfg_attr(thumb, linkage = "weak")]
pub unsafe extern "aapcs" fn __aeabi_memset4(dest: *mut u8, mut n: usize, c: i32) {
let mut dest = dest as *mut u32;
@ -131,26 +139,30 @@ pub unsafe extern "aapcs" fn __aeabi_memset4(dest: *mut u8, mut n: usize, c: i32
__aeabi_memset(dest as *mut u8, n, byte as i32);
}
#[cfg(not(target_os = "ios"))]
#[cfg_attr(not(feature = "mangled-names"), no_mangle)]
#[linkage = "weak"]
#[cfg_attr(thumb, linkage = "weak")]
pub unsafe extern "aapcs" fn __aeabi_memset8(dest: *mut u8, n: usize, c: i32) {
__aeabi_memset4(dest, n, c);
}
#[cfg(not(target_os = "ios"))]
#[cfg_attr(not(feature = "mangled-names"), no_mangle)]
#[linkage = "weak"]
#[cfg_attr(thumb, linkage = "weak")]
pub unsafe extern "aapcs" fn __aeabi_memclr(dest: *mut u8, n: usize) {
__aeabi_memset(dest, n, 0);
}
#[cfg(not(target_os = "ios"))]
#[cfg_attr(not(feature = "mangled-names"), no_mangle)]
#[linkage = "weak"]
#[cfg_attr(thumb, linkage = "weak")]
pub unsafe extern "aapcs" fn __aeabi_memclr4(dest: *mut u8, n: usize) {
__aeabi_memset4(dest, n, 0);
}
#[cfg(not(target_os = "ios"))]
#[cfg_attr(not(feature = "mangled-names"), no_mangle)]
#[linkage = "weak"]
#[cfg_attr(thumb, linkage = "weak")]
pub unsafe extern "aapcs" fn __aeabi_memclr8(dest: *mut u8, n: usize) {
__aeabi_memset4(dest, n, 0);
}