55 lines
1.7 KiB
Rust
55 lines
1.7 KiB
Rust
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//@ build-pass
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//@ revisions: arm
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//@[arm] compile-flags: --target arm-unknown-linux-gnueabi
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//@[arm] needs-llvm-components: arm
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//@ revisions: aarch64
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//@[aarch64] compile-flags: --target aarch64-unknown-linux-gnu
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//@[aarch64] needs-llvm-components: aarch64
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#![feature(
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no_core, lang_items, link_llvm_intrinsics,
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abi_unadjusted, repr_simd, arm_target_feature,
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)]
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#![no_std]
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#![no_core]
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#![crate_type = "lib"]
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#![allow(non_camel_case_types)]
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/// To work cross-target this test must be no_core.
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/// This little prelude supplies what we need.
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#[lang = "sized"]
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pub trait Sized {}
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#[lang = "copy"]
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pub trait Copy: Sized {}
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impl Copy for i8 {}
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impl<T: ?Sized> Copy for *const T {}
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impl<T: ?Sized> Copy for *mut T {}
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// Regression test for https://github.com/rust-lang/rust/issues/118124.
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#[repr(simd)]
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pub struct int8x16_t(
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pub(crate) i8, pub(crate) i8, pub(crate) i8, pub(crate) i8,
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pub(crate) i8, pub(crate) i8, pub(crate) i8, pub(crate) i8,
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pub(crate) i8, pub(crate) i8, pub(crate) i8, pub(crate) i8,
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pub(crate) i8, pub(crate) i8, pub(crate) i8, pub(crate) i8,
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);
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impl Copy for int8x16_t {}
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#[repr(C)]
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pub struct int8x16x4_t(pub int8x16_t, pub int8x16_t, pub int8x16_t, pub int8x16_t);
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impl Copy for int8x16x4_t {}
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#[target_feature(enable = "neon")]
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#[cfg_attr(target_arch = "arm", target_feature(enable = "v7"))]
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pub unsafe fn vld1q_s8_x4(a: *const i8) -> int8x16x4_t {
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#[allow(improper_ctypes)]
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extern "unadjusted" {
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#[cfg_attr(target_arch = "arm", link_name = "llvm.arm.neon.vld1x4.v16i8.p0i8")]
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#[cfg_attr(target_arch = "aarch64", link_name = "llvm.aarch64.neon.ld1x4.v16i8.p0i8")]
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fn vld1q_s8_x4_(a: *const i8) -> int8x16x4_t;
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}
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vld1q_s8_x4_(a)
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}
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