bjoernager/rust
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Merge commit '3270432f4b' into sync_cg_clif-2024-05-13

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bjorn3 2024-05-13 13:26:33 +00:00
commit 75f8bdbca4
31 changed files with 481 additions and 166 deletions
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29
compiler/rustc_codegen_cranelift/example/std_example.rs
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@ -210,6 +210,21 @@ struct I64X2(i64, i64);
#[allow(improper_ctypes_definitions)]
extern "C" fn foo(_a: I64X2) {}
#[cfg(target_arch = "x86_64")]
#[target_feature(enable = "sse4.2")]
#[cfg(not(jit))]
unsafe fn test_crc32() {
assert!(is_x86_feature_detected!("sse4.2"));
let a = 42u32;
let b = 0xdeadbeefu64;
assert_eq!(_mm_crc32_u8(a, b as u8), 4135334616);
assert_eq!(_mm_crc32_u16(a, b as u16), 1200687288);
assert_eq!(_mm_crc32_u32(a, b as u32), 2543798776);
assert_eq!(_mm_crc32_u64(a as u64, b as u64), 241952147);
}
#[cfg(target_arch = "x86_64")]
#[target_feature(enable = "sse2")]
unsafe fn test_simd() {
@ -244,10 +259,14 @@ unsafe fn test_simd() {
test_mm256_shuffle_epi8();
test_mm256_permute2x128_si256();
test_mm256_permutevar8x32_epi32();
#[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)));
assert_eq!(mask1, 1);
#[cfg(not(jit))]
test_crc32();
}
#[cfg(target_arch = "x86_64")]
@ -447,6 +466,16 @@ unsafe fn test_mm256_permute2x128_si256() {
assert_eq_m256i(r, e);
}
#[cfg(target_arch = "x86_64")]
#[target_feature(enable = "avx2")]
unsafe fn test_mm256_permutevar8x32_epi32() {
let a = _mm256_setr_epi32(100, 200, 300, 400, 500, 600, 700, 800);
let idx = _mm256_setr_epi32(7, 6, 5, 4, 3, 2, 1, 0);
let r = _mm256_setr_epi32(800, 700, 600, 500, 400, 300, 200, 100);
let e = _mm256_permutevar8x32_epi32(a, idx);
assert_eq_m256i(r, e);
}
fn test_checked_mul() {
let u: Option<u8> = u8::from_str_radix("1000", 10).ok();
assert_eq!(u, None);