mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-22 23:04:33 +00:00
87 lines
2.4 KiB
ObjectPascal
87 lines
2.4 KiB
ObjectPascal
#![feature(prelude_import)]
|
|
#![no_std]
|
|
//@ needs-enzyme
|
|
|
|
#![feature(autodiff)]
|
|
#[prelude_import]
|
|
use ::std::prelude::rust_2015::*;
|
|
#[macro_use]
|
|
extern crate std;
|
|
//@ pretty-mode:expanded
|
|
//@ pretty-compare-only
|
|
//@ pp-exact:autodiff_reverse.pp
|
|
|
|
// Test that reverse mode ad macros are expanded correctly.
|
|
|
|
use std::autodiff::autodiff;
|
|
|
|
#[rustc_autodiff]
|
|
#[inline(never)]
|
|
pub fn f1(x: &[f64], y: f64) -> f64 {
|
|
|
|
// Not the most interesting derivative, but who are we to judge
|
|
|
|
|
|
// What happens if we already have Reverse in type (enum variant decl) and value (enum variant
|
|
// constructor) namespace? > It's expected to work normally.
|
|
|
|
|
|
::core::panicking::panic("not implemented")
|
|
}
|
|
#[rustc_autodiff(Reverse, Duplicated, Const, Active,)]
|
|
#[inline(never)]
|
|
pub fn df1(x: &[f64], dx: &mut [f64], y: f64, dret: f64) -> f64 {
|
|
unsafe { asm!("NOP", options(pure, nomem)); };
|
|
::core::hint::black_box(f1(x, y));
|
|
::core::hint::black_box((dx, dret));
|
|
::core::hint::black_box(f1(x, y))
|
|
}
|
|
#[rustc_autodiff]
|
|
#[inline(never)]
|
|
pub fn f2() {}
|
|
#[rustc_autodiff(Reverse, None)]
|
|
#[inline(never)]
|
|
pub fn df2() {
|
|
unsafe { asm!("NOP", options(pure, nomem)); };
|
|
::core::hint::black_box(f2());
|
|
::core::hint::black_box(());
|
|
}
|
|
#[rustc_autodiff]
|
|
#[inline(never)]
|
|
pub fn f3(x: &[f64], y: f64) -> f64 {
|
|
::core::panicking::panic("not implemented")
|
|
}
|
|
#[rustc_autodiff(ReverseFirst, Duplicated, Const, Active,)]
|
|
#[inline(never)]
|
|
pub fn df3(x: &[f64], dx: &mut [f64], y: f64, dret: f64) -> f64 {
|
|
unsafe { asm!("NOP", options(pure, nomem)); };
|
|
::core::hint::black_box(f3(x, y));
|
|
::core::hint::black_box((dx, dret));
|
|
::core::hint::black_box(f3(x, y))
|
|
}
|
|
enum Foo { Reverse, }
|
|
use Foo::Reverse;
|
|
#[rustc_autodiff]
|
|
#[inline(never)]
|
|
pub fn f4(x: f32) { ::core::panicking::panic("not implemented") }
|
|
#[rustc_autodiff(Reverse, Const, None)]
|
|
#[inline(never)]
|
|
pub fn df4(x: f32) {
|
|
unsafe { asm!("NOP", options(pure, nomem)); };
|
|
::core::hint::black_box(f4(x));
|
|
::core::hint::black_box(());
|
|
}
|
|
#[rustc_autodiff]
|
|
#[inline(never)]
|
|
pub fn f5(x: *const f32, y: &f32) {
|
|
::core::panicking::panic("not implemented")
|
|
}
|
|
#[rustc_autodiff(Reverse, DuplicatedOnly, Duplicated, None)]
|
|
#[inline(never)]
|
|
pub unsafe fn df5(x: *const f32, dx: *mut f32, y: &f32, dy: &mut f32) {
|
|
unsafe { asm!("NOP", options(pure, nomem)); };
|
|
::core::hint::black_box(f5(x, y));
|
|
::core::hint::black_box((dx, dy));
|
|
}
|
|
fn main() {}
|