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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:02:58 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:02:58 +0000
commit698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch)
tree173a775858bd501c378080a10dca74132f05bc50 /src/test/ui/asm/aarch64/type-check-2.rs
parentInitial commit. (diff)
downloadrustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz
rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/ui/asm/aarch64/type-check-2.rs')
-rw-r--r--src/test/ui/asm/aarch64/type-check-2.rs76
1 files changed, 76 insertions, 0 deletions
diff --git a/src/test/ui/asm/aarch64/type-check-2.rs b/src/test/ui/asm/aarch64/type-check-2.rs
new file mode 100644
index 000000000..fdafe63c7
--- /dev/null
+++ b/src/test/ui/asm/aarch64/type-check-2.rs
@@ -0,0 +1,76 @@
+// only-aarch64
+
+#![feature(repr_simd, never_type, asm_sym)]
+
+use std::arch::{asm, global_asm};
+
+#[repr(simd)]
+#[derive(Clone, Copy)]
+struct SimdType(f32, f32, f32, f32);
+
+#[repr(simd)]
+struct SimdNonCopy(f32, f32, f32, f32);
+
+fn main() {
+ unsafe {
+ // Inputs must be initialized
+
+ // Sym operands must point to a function or static
+
+ const C: i32 = 0;
+ static S: i32 = 0;
+ asm!("{}", sym S);
+ asm!("{}", sym main);
+ asm!("{}", sym C);
+ //~^ ERROR invalid `sym` operand
+
+ // Register operands must be Copy
+
+ asm!("{:v}", in(vreg) SimdNonCopy(0.0, 0.0, 0.0, 0.0));
+ //~^ ERROR arguments for inline assembly must be copyable
+
+ // Register operands must be integers, floats, SIMD vectors, pointers or
+ // function pointers.
+
+ asm!("{}", in(reg) 0i64);
+ asm!("{}", in(reg) 0f64);
+ asm!("{:v}", in(vreg) SimdType(0.0, 0.0, 0.0, 0.0));
+ asm!("{}", in(reg) 0 as *const u8);
+ asm!("{}", in(reg) 0 as *mut u8);
+ asm!("{}", in(reg) main as fn());
+ asm!("{}", in(reg) |x: i32| x);
+ //~^ ERROR cannot use value of type
+ asm!("{}", in(reg) vec![0]);
+ //~^ ERROR cannot use value of type `Vec<i32>` for inline assembly
+ asm!("{}", in(reg) (1, 2, 3));
+ //~^ ERROR cannot use value of type `(i32, i32, i32)` for inline assembly
+ asm!("{}", in(reg) [1, 2, 3]);
+ //~^ ERROR cannot use value of type `[i32; 3]` for inline assembly
+
+ // Register inputs (but not outputs) allow references and function types
+
+ let mut f = main;
+ let mut r = &mut 0;
+ asm!("{}", in(reg) f);
+ asm!("{}", inout(reg) f);
+ //~^ ERROR cannot use value of type `fn() {main}` for inline assembly
+ asm!("{}", in(reg) r);
+ asm!("{}", inout(reg) r);
+ //~^ ERROR cannot use value of type `&mut i32` for inline assembly
+ let _ = (f, r);
+
+ // Type checks ignore never type
+
+ let u: ! = unreachable!();
+ asm!("{}", in(reg) u);
+ }
+}
+
+// Sym operands must point to a function or static
+
+const C: i32 = 0;
+static S: i32 = 0;
+global_asm!("{}", sym S);
+global_asm!("{}", sym main);
+global_asm!("{}", sym C);
+//~^ ERROR invalid `sym` operand