bjoernager/rust
bjoernager/rust
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Merge commit '8830dccd1d' into sync_cg_clif-2023-06-15

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bjorn3 2023-06-15 17:56:01 +00:00
commit 82b497286d
56 changed files with 2511 additions and 592 deletions
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68
compiler/rustc_codegen_cranelift/example/std_example.rs
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@ -197,6 +197,10 @@ unsafe fn test_simd() {
test_mm_extract_epi8();
test_mm_insert_epi16();
test_mm_shuffle_epi8();
test_mm256_shuffle_epi8();
test_mm256_permute2x128_si256();
#[rustfmt::skip]
let mask1 = _mm_movemask_epi8(dbg!(_mm_setr_epi8(255u8 as i8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0)));
@ -293,6 +297,12 @@ pub unsafe fn assert_eq_m128d(a: __m128d, b: __m128d) {
}
}
#[cfg(target_arch = "x86_64")]
#[target_feature(enable = "avx")]
pub unsafe fn assert_eq_m256i(a: __m256i, b: __m256i) {
assert_eq!(std::mem::transmute::<_, [u64; 4]>(a), std::mem::transmute::<_, [u64; 4]>(b))
}
#[cfg(target_arch = "x86_64")]
#[target_feature(enable = "sse2")]
unsafe fn test_mm_cvtsi128_si64() {
@ -336,6 +346,64 @@ unsafe fn test_mm_insert_epi16() {
assert_eq_m128i(r, e);
}
#[cfg(target_arch = "x86_64")]
#[target_feature(enable = "ssse3")]
unsafe fn test_mm_shuffle_epi8() {
#[rustfmt::skip]
let a = _mm_setr_epi8(
1, 2, 3, 4, 5, 6, 7, 8,
9, 10, 11, 12, 13, 14, 15, 16,
);
#[rustfmt::skip]
let b = _mm_setr_epi8(
4, 128_u8 as i8, 4, 3,
24, 12, 6, 19,
12, 5, 5, 10,
4, 1, 8, 0,
);
let expected = _mm_setr_epi8(5, 0, 5, 4, 9, 13, 7, 4, 13, 6, 6, 11, 5, 2, 9, 1);
let r = _mm_shuffle_epi8(a, b);
assert_eq_m128i(r, expected);
}
#[cfg(target_arch = "x86_64")]
#[target_feature(enable = "avx2")]
unsafe fn test_mm256_shuffle_epi8() {
#[rustfmt::skip]
let a = _mm256_setr_epi8(
1, 2, 3, 4, 5, 6, 7, 8,
9, 10, 11, 12, 13, 14, 15, 16,
17, 18, 19, 20, 21, 22, 23, 24,
25, 26, 27, 28, 29, 30, 31, 32,
);
#[rustfmt::skip]
let b = _mm256_setr_epi8(
4, 128u8 as i8, 4, 3, 24, 12, 6, 19,
12, 5, 5, 10, 4, 1, 8, 0,
4, 128u8 as i8, 4, 3, 24, 12, 6, 19,
12, 5, 5, 10, 4, 1, 8, 0,
);
#[rustfmt::skip]
let expected = _mm256_setr_epi8(
5, 0, 5, 4, 9, 13, 7, 4,
13, 6, 6, 11, 5, 2, 9, 1,
21, 0, 21, 20, 25, 29, 23, 20,
29, 22, 22, 27, 21, 18, 25, 17,
);
let r = _mm256_shuffle_epi8(a, b);
assert_eq_m256i(r, expected);
}
#[cfg(target_arch = "x86_64")]
#[target_feature(enable = "avx2")]
unsafe fn test_mm256_permute2x128_si256() {
let a = _mm256_setr_epi64x(100, 200, 500, 600);
let b = _mm256_setr_epi64x(300, 400, 700, 800);
let r = _mm256_permute2x128_si256::<0b00_01_00_11>(a, b);
let e = _mm256_setr_epi64x(700, 800, 500, 600);
assert_eq_m256i(r, e);
}
fn test_checked_mul() {
let u: Option<u8> = u8::from_str_radix("1000", 10).ok();
assert_eq!(u, None);