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Add simd_bswap intrinsic

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This commit is contained in:
Caleb Zulawski 2023-07-27 23:04:14 -04:00
parent 0eb5efc7ae
commit 3ea0e6e3fb
6 changed files with 63 additions and 16 deletions
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22
compiler/rustc_codegen_llvm/src/intrinsic.rs
View File

@ -2074,6 +2074,28 @@ macro_rules! arith_unary {
simd_neg: Int => neg, Float => fneg;
}
if name == sym::simd_bswap {
let vec_ty = bx.cx.type_vector(
match *in_elem.kind() {
ty::Int(i) => bx.cx.type_int_from_ty(i),
ty::Uint(i) => bx.cx.type_uint_from_ty(i),
_ => return_error!(InvalidMonomorphization::UnsupportedOperation {
span,
name,
in_ty,
in_elem
}),
},
in_len as u64,
);
let llvm_intrinsic =
&format!("llvm.bswap.v{}i{}", in_len, in_elem.int_size_and_signed(bx.tcx()).0.bits(),);
let fn_ty = bx.type_func(&[vec_ty], vec_ty);
let f = bx.declare_cfn(llvm_intrinsic, llvm::UnnamedAddr::No, fn_ty);
let v = bx.call(fn_ty, None, None, f, &[args[0].immediate()], None);
return Ok(v);
}
if name == sym::simd_arith_offset {
// This also checks that the first operand is a ptr type.
let pointee = in_elem.builtin_deref(true).unwrap_or_else(|| {

1
compiler/rustc_hir_analysis/src/check/intrinsic.rs
View File

@ -521,6 +521,7 @@ pub fn check_platform_intrinsic_type(tcx: TyCtxt<'_>, it: &hir::ForeignItem<'_>)
| sym::simd_saturating_sub => (1, vec![param(0), param(0)], param(0)),
sym::simd_arith_offset => (2, vec![param(0), param(1)], param(0)),
sym::simd_neg
| sym::simd_bswap
| sym::simd_fsqrt
| sym::simd_fsin
| sym::simd_fcos

1
compiler/rustc_span/src/symbol.rs
View File

@ -1369,6 +1369,7 @@
simd_arith_offset,
simd_as,
simd_bitmask,
simd_bswap,
simd_cast,
simd_cast_ptr,
simd_ceil,

7
tests/ui/simd/intrinsic/generic-arithmetic-2.rs
View File

@ -27,6 +27,7 @@
fn simd_xor<T>(x: T, y: T) -> T;
fn simd_neg<T>(x: T) -> T;
fn simd_bswap<T>(x: T) -> T;
}
fn main() {
@ -64,6 +65,8 @@ fn main() {
simd_neg(x);
simd_neg(z);
simd_bswap(x);
simd_bswap(y);
simd_add(0, 0);
@ -87,6 +90,8 @@ fn main() {
simd_neg(0);
//~^ ERROR expected SIMD input type, found non-SIMD `i32`
simd_bswap(0);
//~^ ERROR expected SIMD input type, found non-SIMD `i32`
simd_shl(z, z);
@ -98,6 +103,8 @@ fn main() {
simd_or(z, z);
//~^ ERROR unsupported operation on `f32x4` with element `f32`
simd_xor(z, z);
//~^ ERROR unsupported operation on `f32x4` with element `f32`
simd_bswap(z);
//~^ ERROR unsupported operation on `f32x4` with element `f32`
}
}

44
tests/ui/simd/intrinsic/generic-arithmetic-2.stderr
View File

@ -1,93 +1,105 @@
error[E0511]: invalid monomorphization of `simd_add` intrinsic: expected SIMD input type, found non-SIMD `i32`
--> $DIR/generic-arithmetic-2.rs:69:9
--> $DIR/generic-arithmetic-2.rs:72:9
|
LL | simd_add(0, 0);
| ^^^^^^^^^^^^^^
error[E0511]: invalid monomorphization of `simd_sub` intrinsic: expected SIMD input type, found non-SIMD `i32`
--> $DIR/generic-arithmetic-2.rs:71:9
--> $DIR/generic-arithmetic-2.rs:74:9
|
LL | simd_sub(0, 0);
| ^^^^^^^^^^^^^^
error[E0511]: invalid monomorphization of `simd_mul` intrinsic: expected SIMD input type, found non-SIMD `i32`
--> $DIR/generic-arithmetic-2.rs:73:9
--> $DIR/generic-arithmetic-2.rs:76:9
|
LL | simd_mul(0, 0);
| ^^^^^^^^^^^^^^
error[E0511]: invalid monomorphization of `simd_div` intrinsic: expected SIMD input type, found non-SIMD `i32`
--> $DIR/generic-arithmetic-2.rs:75:9
--> $DIR/generic-arithmetic-2.rs:78:9
|
LL | simd_div(0, 0);
| ^^^^^^^^^^^^^^
error[E0511]: invalid monomorphization of `simd_shl` intrinsic: expected SIMD input type, found non-SIMD `i32`
--> $DIR/generic-arithmetic-2.rs:77:9
--> $DIR/generic-arithmetic-2.rs:80:9
|
LL | simd_shl(0, 0);
| ^^^^^^^^^^^^^^
error[E0511]: invalid monomorphization of `simd_shr` intrinsic: expected SIMD input type, found non-SIMD `i32`
--> $DIR/generic-arithmetic-2.rs:79:9
--> $DIR/generic-arithmetic-2.rs:82:9
|
LL | simd_shr(0, 0);
| ^^^^^^^^^^^^^^
error[E0511]: invalid monomorphization of `simd_and` intrinsic: expected SIMD input type, found non-SIMD `i32`
--> $DIR/generic-arithmetic-2.rs:81:9
--> $DIR/generic-arithmetic-2.rs:84:9
|
LL | simd_and(0, 0);
| ^^^^^^^^^^^^^^
error[E0511]: invalid monomorphization of `simd_or` intrinsic: expected SIMD input type, found non-SIMD `i32`
--> $DIR/generic-arithmetic-2.rs:83:9
--> $DIR/generic-arithmetic-2.rs:86:9
|
LL | simd_or(0, 0);
| ^^^^^^^^^^^^^
error[E0511]: invalid monomorphization of `simd_xor` intrinsic: expected SIMD input type, found non-SIMD `i32`
--> $DIR/generic-arithmetic-2.rs:85:9
--> $DIR/generic-arithmetic-2.rs:88:9
|
LL | simd_xor(0, 0);
| ^^^^^^^^^^^^^^
error[E0511]: invalid monomorphization of `simd_neg` intrinsic: expected SIMD input type, found non-SIMD `i32`
--> $DIR/generic-arithmetic-2.rs:88:9
--> $DIR/generic-arithmetic-2.rs:91:9
|
LL | simd_neg(0);
| ^^^^^^^^^^^
error[E0511]: invalid monomorphization of `simd_bswap` intrinsic: expected SIMD input type, found non-SIMD `i32`
--> $DIR/generic-arithmetic-2.rs:93:9
|
LL | simd_bswap(0);
| ^^^^^^^^^^^^^
error[E0511]: invalid monomorphization of `simd_shl` intrinsic: unsupported operation on `f32x4` with element `f32`
--> $DIR/generic-arithmetic-2.rs:92:9
--> $DIR/generic-arithmetic-2.rs:97:9
|
LL | simd_shl(z, z);
| ^^^^^^^^^^^^^^
error[E0511]: invalid monomorphization of `simd_shr` intrinsic: unsupported operation on `f32x4` with element `f32`
--> $DIR/generic-arithmetic-2.rs:94:9
--> $DIR/generic-arithmetic-2.rs:99:9
|
LL | simd_shr(z, z);
| ^^^^^^^^^^^^^^
error[E0511]: invalid monomorphization of `simd_and` intrinsic: unsupported operation on `f32x4` with element `f32`
--> $DIR/generic-arithmetic-2.rs:96:9
--> $DIR/generic-arithmetic-2.rs:101:9
|
LL | simd_and(z, z);
| ^^^^^^^^^^^^^^
error[E0511]: invalid monomorphization of `simd_or` intrinsic: unsupported operation on `f32x4` with element `f32`
--> $DIR/generic-arithmetic-2.rs:98:9
--> $DIR/generic-arithmetic-2.rs:103:9
|
LL | simd_or(z, z);
| ^^^^^^^^^^^^^
error[E0511]: invalid monomorphization of `simd_xor` intrinsic: unsupported operation on `f32x4` with element `f32`
--> $DIR/generic-arithmetic-2.rs:100:9
--> $DIR/generic-arithmetic-2.rs:105:9
|
LL | simd_xor(z, z);
| ^^^^^^^^^^^^^^
error: aborting due to 15 previous errors
error[E0511]: invalid monomorphization of `simd_bswap` intrinsic: unsupported operation on `f32x4` with element `f32`
--> $DIR/generic-arithmetic-2.rs:107:9
|
LL | simd_bswap(z);
| ^^^^^^^^^^^^^
error: aborting due to 17 previous errors
For more information about this error, try `rustc --explain E0511`.

4
tests/ui/simd/intrinsic/generic-arithmetic-pass.rs
View File

@ -47,6 +47,7 @@ macro_rules! all_eq_ {
fn simd_xor<T>(x: T, y: T) -> T;
fn simd_neg<T>(x: T) -> T;
fn simd_bswap<T>(x: T) -> T;
}
fn main() {
@ -132,5 +133,8 @@ fn main() {
all_eq!(simd_neg(z1), f32x4(-1.0, -2.0, -3.0, -4.0));
all_eq!(simd_neg(z2), f32x4(-2.0, -3.0, -4.0, -5.0));
all_eq!(simd_bswap(x1), i32x4(0x01000000, 0x02000000, 0x03000000, 0x04000000));
all_eq_!(simd_bswap(y1), U32::<4>([0x01000000, 0x02000000, 0x03000000, 0x04000000]));
}
}