bjoernager/rust
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Merge commit 'e8dca3e87d' into sync_from_cg_gcc

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This commit is contained in:
Antoni Boucher 2022-06-06 22:04:37 -04:00
commit 3fac982e07
41 changed files with 7933 additions and 592 deletions
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58
compiler/rustc_codegen_gcc/example/std_example.rs
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@ -93,9 +93,10 @@ fn main() {
println!("{:?}", std::intrinsics::caller_location());
/*unsafe {
#[cfg(feature="master")]
unsafe {
test_simd();
}*/
}
Box::pin(move |mut _task_context| {
yield ();
@ -104,7 +105,8 @@ fn main() {
println!("End");
}
/*#[target_feature(enable = "sse2")]
#[cfg(feature="master")]
#[target_feature(enable = "sse2")]
unsafe fn test_simd() {
let x = _mm_setzero_si128();
let y = _mm_set1_epi16(7);
@ -112,7 +114,7 @@ unsafe fn test_simd() {
let cmp_eq = _mm_cmpeq_epi8(y, y);
let cmp_lt = _mm_cmplt_epi8(y, y);
/*assert_eq!(std::mem::transmute::<_, [u16; 8]>(or), [7, 7, 7, 7, 7, 7, 7, 7]);
assert_eq!(std::mem::transmute::<_, [u16; 8]>(or), [7, 7, 7, 7, 7, 7, 7, 7]);
assert_eq!(std::mem::transmute::<_, [u16; 8]>(cmp_eq), [0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff]);
assert_eq!(std::mem::transmute::<_, [u16; 8]>(cmp_lt), [0, 0, 0, 0, 0, 0, 0, 0]);
@ -124,14 +126,15 @@ unsafe fn test_simd() {
test_mm_cvtepi8_epi16();
test_mm_cvtsi128_si64();
// FIXME(#666) implement `#[rustc_arg_required_const(..)]` support
//test_mm_extract_epi8();
test_mm_extract_epi8();
test_mm_insert_epi16();
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);*/
}*/
assert_eq!(mask1, 1);
}
/*#[target_feature(enable = "sse2")]
#[cfg(feature="master")]
#[target_feature(enable = "sse2")]
unsafe fn test_mm_slli_si128() {
#[rustfmt::skip]
let a = _mm_setr_epi8(
@ -155,22 +158,10 @@ unsafe fn test_mm_slli_si128() {
);
let r = _mm_slli_si128(a, 16);
assert_eq_m128i(r, _mm_set1_epi8(0));
#[rustfmt::skip]
let a = _mm_setr_epi8(
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16,
);
let r = _mm_slli_si128(a, -1);
assert_eq_m128i(_mm_set1_epi8(0), r);
#[rustfmt::skip]
let a = _mm_setr_epi8(
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16,
);
let r = _mm_slli_si128(a, -0x80000000);
assert_eq_m128i(r, _mm_set1_epi8(0));
}
#[cfg(feature="master")]
#[target_feature(enable = "sse2")]
unsafe fn test_mm_movemask_epi8() {
#[rustfmt::skip]
@ -184,6 +175,7 @@ unsafe fn test_mm_movemask_epi8() {
assert_eq!(r, 0b10100100_00100101);
}
#[cfg(feature="master")]
#[target_feature(enable = "avx2")]
unsafe fn test_mm256_movemask_epi8() {
let a = _mm256_set1_epi8(-1);
@ -192,6 +184,7 @@ unsafe fn test_mm256_movemask_epi8() {
assert_eq!(r, e);
}
#[cfg(feature="master")]
#[target_feature(enable = "sse2")]
unsafe fn test_mm_add_epi8() {
let a = _mm_setr_epi8(0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15);
@ -207,6 +200,7 @@ unsafe fn test_mm_add_epi8() {
assert_eq_m128i(r, e);
}
#[cfg(feature="master")]
#[target_feature(enable = "sse2")]
unsafe fn test_mm_add_pd() {
let a = _mm_setr_pd(1.0, 2.0);
@ -215,12 +209,14 @@ unsafe fn test_mm_add_pd() {
assert_eq_m128d(r, _mm_setr_pd(6.0, 12.0));
}
#[cfg(feature="master")]
fn assert_eq_m128i(x: std::arch::x86_64::__m128i, y: std::arch::x86_64::__m128i) {
unsafe {
assert_eq!(std::mem::transmute::<_, [u8; 16]>(x), std::mem::transmute::<_, [u8; 16]>(y));
}
}
#[cfg(feature="master")]
#[target_feature(enable = "sse2")]
pub unsafe fn assert_eq_m128d(a: __m128d, b: __m128d) {
if _mm_movemask_pd(_mm_cmpeq_pd(a, b)) != 0b11 {
@ -228,12 +224,14 @@ pub unsafe fn assert_eq_m128d(a: __m128d, b: __m128d) {
}
}
#[cfg(feature="master")]
#[target_feature(enable = "sse2")]
unsafe fn test_mm_cvtsi128_si64() {
let r = _mm_cvtsi128_si64(std::mem::transmute::<[i64; 2], _>([5, 0]));
assert_eq!(r, 5);
}
#[cfg(feature="master")]
#[target_feature(enable = "sse4.1")]
unsafe fn test_mm_cvtepi8_epi16() {
let a = _mm_set1_epi8(10);
@ -246,6 +244,7 @@ unsafe fn test_mm_cvtepi8_epi16() {
assert_eq_m128i(r, e);
}
#[cfg(feature="master")]
#[target_feature(enable = "sse4.1")]
unsafe fn test_mm_extract_epi8() {
#[rustfmt::skip]
@ -254,10 +253,19 @@ unsafe fn test_mm_extract_epi8() {
8, 9, 10, 11, 12, 13, 14, 15
);
let r1 = _mm_extract_epi8(a, 0);
let r2 = _mm_extract_epi8(a, 19);
let r2 = _mm_extract_epi8(a, 3);
assert_eq!(r1, 0xFF);
assert_eq!(r2, 3);
}*/
}
#[cfg(all(feature="master", target_arch = "x86_64"))]
#[target_feature(enable = "sse2")]
unsafe fn test_mm_insert_epi16() {
let a = _mm_setr_epi16(0, 1, 2, 3, 4, 5, 6, 7);
let r = _mm_insert_epi16(a, 9, 0);
let e = _mm_setr_epi16(9, 1, 2, 3, 4, 5, 6, 7);
assert_eq_m128i(r, e);
}
#[derive(PartialEq)]
enum LoopState {