| // assembly-output: emit-asm |
| // compile-flags: --target armv7-unknown-linux-gnueabihf |
| // compile-flags: -C target-feature=+neon |
| // needs-llvm-components: arm |
| |
| #![feature(no_core, lang_items, rustc_attrs, repr_simd)] |
| #![crate_type = "rlib"] |
| #![no_core] |
| #![allow(asm_sub_register, non_camel_case_types)] |
| |
| #[rustc_builtin_macro] |
| macro_rules! asm { |
| () => {}; |
| } |
| #[rustc_builtin_macro] |
| macro_rules! concat { |
| () => {}; |
| } |
| #[rustc_builtin_macro] |
| macro_rules! stringify { |
| () => {}; |
| } |
| |
| #[lang = "sized"] |
| trait Sized {} |
| #[lang = "copy"] |
| trait Copy {} |
| |
| type ptr = *mut u8; |
| |
| #[repr(simd)] |
| pub struct i8x8(i8, i8, i8, i8, i8, i8, i8, i8); |
| #[repr(simd)] |
| pub struct i16x4(i16, i16, i16, i16); |
| #[repr(simd)] |
| pub struct i32x2(i32, i32); |
| #[repr(simd)] |
| pub struct i64x1(i64); |
| #[repr(simd)] |
| pub struct f32x2(f32, f32); |
| #[repr(simd)] |
| pub struct i8x16(i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8); |
| #[repr(simd)] |
| pub struct i16x8(i16, i16, i16, i16, i16, i16, i16, i16); |
| #[repr(simd)] |
| pub struct i32x4(i32, i32, i32, i32); |
| #[repr(simd)] |
| pub struct i64x2(i64, i64); |
| #[repr(simd)] |
| pub struct f32x4(f32, f32, f32, f32); |
| |
| impl Copy for i8 {} |
| impl Copy for i16 {} |
| impl Copy for i32 {} |
| impl Copy for f32 {} |
| impl Copy for i64 {} |
| impl Copy for f64 {} |
| impl Copy for ptr {} |
| impl Copy for i8x8 {} |
| impl Copy for i16x4 {} |
| impl Copy for i32x2 {} |
| impl Copy for i64x1 {} |
| impl Copy for f32x2 {} |
| impl Copy for i8x16 {} |
| impl Copy for i16x8 {} |
| impl Copy for i32x4 {} |
| impl Copy for i64x2 {} |
| impl Copy for f32x4 {} |
| |
| extern "C" { |
| fn extern_func(); |
| static extern_static: u8; |
| } |
| |
| // CHECK-LABEL: sym_fn: |
| // CHECK: @APP |
| // CHECK: bl extern_func |
| // CHECK: @NO_APP |
| #[no_mangle] |
| pub unsafe fn sym_fn() { |
| asm!("bl {}", sym extern_func); |
| } |
| |
| // CHECK-LABEL: sym_static: |
| // CHECK: @APP |
| // CHECK: adr r0, extern_static |
| // CHECK: @NO_APP |
| #[no_mangle] |
| pub unsafe fn sym_static() { |
| asm!("adr r0, {}", sym extern_static); |
| } |
| |
| // Regression test for #82052. |
| // CHECK-LABEL: issue_82052 |
| // CHECK: push {{.*}}lr |
| // CHECK: @APP |
| // CHECK: @NO_APP |
| pub unsafe fn issue_82052() { |
| asm!("", out("r14") _); |
| } |
| |
| macro_rules! check { |
| ($func:ident $ty:ident $class:ident $mov:literal) => { |
| #[no_mangle] |
| pub unsafe fn $func(x: $ty) -> $ty { |
| // Hack to avoid function merging |
| extern "Rust" { |
| fn dont_merge(s: &str); |
| } |
| dont_merge(stringify!($func)); |
| |
| let y; |
| asm!(concat!($mov, " {}, {}"), out($class) y, in($class) x); |
| y |
| } |
| }; |
| } |
| |
| macro_rules! check_reg { |
| ($func:ident $ty:ident $reg:tt $mov:literal) => { |
| #[no_mangle] |
| pub unsafe fn $func(x: $ty) -> $ty { |
| // Hack to avoid function merging |
| extern "Rust" { |
| fn dont_merge(s: &str); |
| } |
| dont_merge(stringify!($func)); |
| |
| let y; |
| asm!(concat!($mov, " ", $reg, ", ", $reg), lateout($reg) y, in($reg) x); |
| y |
| } |
| }; |
| } |
| |
| // CHECK-LABEL: reg_i8: |
| // CHECK: @APP |
| // CHECK: mov {{[a-z0-9]+}}, {{[a-z0-9]+}} |
| // CHECK: @NO_APP |
| check!(reg_i8 i8 reg "mov"); |
| |
| // CHECK-LABEL: reg_i16: |
| // CHECK: @APP |
| // CHECK: mov {{[a-z0-9]+}}, {{[a-z0-9]+}} |
| // CHECK: @NO_APP |
| check!(reg_i16 i16 reg "mov"); |
| |
| // CHECK-LABEL: reg_i32: |
| // CHECK: @APP |
| // CHECK: mov {{[a-z0-9]+}}, {{[a-z0-9]+}} |
| // CHECK: @NO_APP |
| check!(reg_i32 i32 reg "mov"); |
| |
| // CHECK-LABEL: reg_f32: |
| // CHECK: @APP |
| // CHECK: mov {{[a-z0-9]+}}, {{[a-z0-9]+}} |
| // CHECK: @NO_APP |
| check!(reg_f32 f32 reg "mov"); |
| |
| // CHECK-LABEL: reg_ptr: |
| // CHECK: @APP |
| // CHECK: mov {{[a-z0-9]+}}, {{[a-z0-9]+}} |
| // CHECK: @NO_APP |
| check!(reg_ptr ptr reg "mov"); |
| |
| // CHECK-LABEL: sreg_i32: |
| // CHECK: @APP |
| // CHECK: vmov.f32 s{{[0-9]+}}, s{{[0-9]+}} |
| // CHECK: @NO_APP |
| check!(sreg_i32 i32 sreg "vmov.f32"); |
| |
| // CHECK-LABEL: sreg_f32: |
| // CHECK: @APP |
| // CHECK: vmov.f32 s{{[0-9]+}}, s{{[0-9]+}} |
| // CHECK: @NO_APP |
| check!(sreg_f32 f32 sreg "vmov.f32"); |
| |
| // CHECK-LABEL: sreg_ptr: |
| // CHECK: @APP |
| // CHECK: vmov.f32 s{{[0-9]+}}, s{{[0-9]+}} |
| // CHECK: @NO_APP |
| check!(sreg_ptr ptr sreg "vmov.f32"); |
| |
| // CHECK-LABEL: sreg_low16_i32: |
| // CHECK: @APP |
| // CHECK: vmov.f32 s{{[0-9]+}}, s{{[0-9]+}} |
| // CHECK: @NO_APP |
| check!(sreg_low16_i32 i32 sreg_low16 "vmov.f32"); |
| |
| // CHECK-LABEL: sreg_low16_f32: |
| // CHECK: @APP |
| // CHECK: vmov.f32 s{{[0-9]+}}, s{{[0-9]+}} |
| // CHECK: @NO_APP |
| check!(sreg_low16_f32 f32 sreg_low16 "vmov.f32"); |
| |
| // CHECK-LABEL: dreg_i64: |
| // CHECK: @APP |
| // CHECK: vmov.f64 d{{[0-9]+}}, d{{[0-9]+}} |
| // CHECK: @NO_APP |
| check!(dreg_i64 i64 dreg "vmov.f64"); |
| |
| // CHECK-LABEL: dreg_f64: |
| // CHECK: @APP |
| // CHECK: vmov.f64 d{{[0-9]+}}, d{{[0-9]+}} |
| // CHECK: @NO_APP |
| check!(dreg_f64 f64 dreg "vmov.f64"); |
| |
| // CHECK-LABEL: dreg_i8x8: |
| // CHECK: @APP |
| // CHECK: vmov.f64 d{{[0-9]+}}, d{{[0-9]+}} |
| // CHECK: @NO_APP |
| check!(dreg_i8x8 i8x8 dreg "vmov.f64"); |
| |
| // CHECK-LABEL: dreg_i16x4: |
| // CHECK: @APP |
| // CHECK: vmov.f64 d{{[0-9]+}}, d{{[0-9]+}} |
| // CHECK: @NO_APP |
| check!(dreg_i16x4 i16x4 dreg "vmov.f64"); |
| |
| // CHECK-LABEL: dreg_i32x2: |
| // CHECK: @APP |
| // CHECK: vmov.f64 d{{[0-9]+}}, d{{[0-9]+}} |
| // CHECK: @NO_APP |
| check!(dreg_i32x2 i32x2 dreg "vmov.f64"); |
| |
| // CHECK-LABEL: dreg_i64x1: |
| // CHECK: @APP |
| // CHECK: vmov.f64 d{{[0-9]+}}, d{{[0-9]+}} |
| // CHECK: @NO_APP |
| check!(dreg_i64x1 i64x1 dreg "vmov.f64"); |
| |
| // CHECK-LABEL: dreg_f32x2: |
| // CHECK: @APP |
| // CHECK: vmov.f64 d{{[0-9]+}}, d{{[0-9]+}} |
| // CHECK: @NO_APP |
| check!(dreg_f32x2 f32x2 dreg "vmov.f64"); |
| |
| // CHECK-LABEL: dreg_low16_i64: |
| // CHECK: @APP |
| // CHECK: vmov.f64 d{{[0-9]+}}, d{{[0-9]+}} |
| // CHECK: @NO_APP |
| check!(dreg_low16_i64 i64 dreg_low16 "vmov.f64"); |
| |
| // CHECK-LABEL: dreg_low16_f64: |
| // CHECK: @APP |
| // CHECK: vmov.f64 d{{[0-9]+}}, d{{[0-9]+}} |
| // CHECK: @NO_APP |
| check!(dreg_low16_f64 f64 dreg_low16 "vmov.f64"); |
| |
| // CHECK-LABEL: dreg_low16_i8x8: |
| // CHECK: @APP |
| // CHECK: vmov.f64 d{{[0-9]+}}, d{{[0-9]+}} |
| // CHECK: @NO_APP |
| check!(dreg_low16_i8x8 i8x8 dreg_low16 "vmov.f64"); |
| |
| // CHECK-LABEL: dreg_low16_i16x4: |
| // CHECK: @APP |
| // CHECK: vmov.f64 d{{[0-9]+}}, d{{[0-9]+}} |
| // CHECK: @NO_APP |
| check!(dreg_low16_i16x4 i16x4 dreg_low16 "vmov.f64"); |
| |
| // CHECK-LABEL: dreg_low16_i32x2: |
| // CHECK: @APP |
| // CHECK: vmov.f64 d{{[0-9]+}}, d{{[0-9]+}} |
| // CHECK: @NO_APP |
| check!(dreg_low16_i32x2 i32x2 dreg_low16 "vmov.f64"); |
| |
| // CHECK-LABEL: dreg_low16_i64x1: |
| // CHECK: @APP |
| // CHECK: vmov.f64 d{{[0-9]+}}, d{{[0-9]+}} |
| // CHECK: @NO_APP |
| check!(dreg_low16_i64x1 i64x1 dreg_low16 "vmov.f64"); |
| |
| // CHECK-LABEL: dreg_low16_f32x2: |
| // CHECK: @APP |
| // CHECK: vmov.f64 d{{[0-9]+}}, d{{[0-9]+}} |
| // CHECK: @NO_APP |
| check!(dreg_low16_f32x2 f32x2 dreg_low16 "vmov.f64"); |
| |
| // CHECK-LABEL: dreg_low8_i64: |
| // CHECK: @APP |
| // CHECK: vmov.f64 d{{[0-9]+}}, d{{[0-9]+}} |
| // CHECK: @NO_APP |
| check!(dreg_low8_i64 i64 dreg_low8 "vmov.f64"); |
| |
| // CHECK-LABEL: dreg_low8_f64: |
| // CHECK: @APP |
| // CHECK: vmov.f64 d{{[0-9]+}}, d{{[0-9]+}} |
| // CHECK: @NO_APP |
| check!(dreg_low8_f64 f64 dreg_low8 "vmov.f64"); |
| |
| // CHECK-LABEL: dreg_low8_i8x8: |
| // CHECK: @APP |
| // CHECK: vmov.f64 d{{[0-9]+}}, d{{[0-9]+}} |
| // CHECK: @NO_APP |
| check!(dreg_low8_i8x8 i8x8 dreg_low8 "vmov.f64"); |
| |
| // CHECK-LABEL: dreg_low8_i16x4: |
| // CHECK: @APP |
| // CHECK: vmov.f64 d{{[0-9]+}}, d{{[0-9]+}} |
| // CHECK: @NO_APP |
| check!(dreg_low8_i16x4 i16x4 dreg_low8 "vmov.f64"); |
| |
| // CHECK-LABEL: dreg_low8_i32x2: |
| // CHECK: @APP |
| // CHECK: vmov.f64 d{{[0-9]+}}, d{{[0-9]+}} |
| // CHECK: @NO_APP |
| check!(dreg_low8_i32x2 i32x2 dreg_low8 "vmov.f64"); |
| |
| // CHECK-LABEL: dreg_low8_i64x1: |
| // CHECK: @APP |
| // CHECK: vmov.f64 d{{[0-9]+}}, d{{[0-9]+}} |
| // CHECK: @NO_APP |
| check!(dreg_low8_i64x1 i64x1 dreg_low8 "vmov.f64"); |
| |
| // CHECK-LABEL: dreg_low8_f32x2: |
| // CHECK: @APP |
| // CHECK: vmov.f64 d{{[0-9]+}}, d{{[0-9]+}} |
| // CHECK: @NO_APP |
| check!(dreg_low8_f32x2 f32x2 dreg_low8 "vmov.f64"); |
| |
| // CHECK-LABEL: qreg_i8x16: |
| // CHECK: @APP |
| // CHECK: vorr q{{[0-9]+}}, q{{[0-9]+}}, q{{[0-9]+}} |
| // CHECK: @NO_APP |
| check!(qreg_i8x16 i8x16 qreg "vmov"); |
| |
| // CHECK-LABEL: qreg_i16x8: |
| // CHECK: @APP |
| // CHECK: vorr q{{[0-9]+}}, q{{[0-9]+}}, q{{[0-9]+}} |
| // CHECK: @NO_APP |
| check!(qreg_i16x8 i16x8 qreg "vmov"); |
| |
| // CHECK-LABEL: qreg_i32x4: |
| // CHECK: @APP |
| // CHECK: vorr q{{[0-9]+}}, q{{[0-9]+}}, q{{[0-9]+}} |
| // CHECK: @NO_APP |
| check!(qreg_i32x4 i32x4 qreg "vmov"); |
| |
| // CHECK-LABEL: qreg_i64x2: |
| // CHECK: @APP |
| // CHECK: vorr q{{[0-9]+}}, q{{[0-9]+}}, q{{[0-9]+}} |
| // CHECK: @NO_APP |
| check!(qreg_i64x2 i64x2 qreg "vmov"); |
| |
| // CHECK-LABEL: qreg_f32x4: |
| // CHECK: @APP |
| // CHECK: vorr q{{[0-9]+}}, q{{[0-9]+}}, q{{[0-9]+}} |
| // CHECK: @NO_APP |
| check!(qreg_f32x4 f32x4 qreg "vmov"); |
| |
| // CHECK-LABEL: qreg_low8_i8x16: |
| // CHECK: @APP |
| // CHECK: vorr q{{[0-9]+}}, q{{[0-9]+}}, q{{[0-9]+}} |
| // CHECK: @NO_APP |
| check!(qreg_low8_i8x16 i8x16 qreg_low8 "vmov"); |
| |
| // CHECK-LABEL: qreg_low8_i16x8: |
| // CHECK: @APP |
| // CHECK: vorr q{{[0-9]+}}, q{{[0-9]+}}, q{{[0-9]+}} |
| // CHECK: @NO_APP |
| check!(qreg_low8_i16x8 i16x8 qreg_low8 "vmov"); |
| |
| // CHECK-LABEL: qreg_low8_i32x4: |
| // CHECK: @APP |
| // CHECK: vorr q{{[0-9]+}}, q{{[0-9]+}}, q{{[0-9]+}} |
| // CHECK: @NO_APP |
| check!(qreg_low8_i32x4 i32x4 qreg_low8 "vmov"); |
| |
| // CHECK-LABEL: qreg_low8_i64x2: |
| // CHECK: @APP |
| // CHECK: vorr q{{[0-9]+}}, q{{[0-9]+}}, q{{[0-9]+}} |
| // CHECK: @NO_APP |
| check!(qreg_low8_i64x2 i64x2 qreg_low8 "vmov"); |
| |
| // CHECK-LABEL: qreg_low8_f32x4: |
| // CHECK: @APP |
| // CHECK: vorr q{{[0-9]+}}, q{{[0-9]+}}, q{{[0-9]+}} |
| // CHECK: @NO_APP |
| check!(qreg_low8_f32x4 f32x4 qreg_low8 "vmov"); |
| |
| // CHECK-LABEL: qreg_low4_i8x16: |
| // CHECK: @APP |
| // CHECK: vorr q{{[0-9]+}}, q{{[0-9]+}}, q{{[0-9]+}} |
| // CHECK: @NO_APP |
| check!(qreg_low4_i8x16 i8x16 qreg_low4 "vmov"); |
| |
| // CHECK-LABEL: qreg_low4_i16x8: |
| // CHECK: @APP |
| // CHECK: vorr q{{[0-9]+}}, q{{[0-9]+}}, q{{[0-9]+}} |
| // CHECK: @NO_APP |
| check!(qreg_low4_i16x8 i16x8 qreg_low4 "vmov"); |
| |
| // CHECK-LABEL: qreg_low4_i32x4: |
| // CHECK: @APP |
| // CHECK: vorr q{{[0-9]+}}, q{{[0-9]+}}, q{{[0-9]+}} |
| // CHECK: @NO_APP |
| check!(qreg_low4_i32x4 i32x4 qreg_low4 "vmov"); |
| |
| // CHECK-LABEL: qreg_low4_i64x2: |
| // CHECK: @APP |
| // CHECK: vorr q{{[0-9]+}}, q{{[0-9]+}}, q{{[0-9]+}} |
| // CHECK: @NO_APP |
| check!(qreg_low4_i64x2 i64x2 qreg_low4 "vmov"); |
| |
| // CHECK-LABEL: qreg_low4_f32x4: |
| // CHECK: @APP |
| // CHECK: vorr q{{[0-9]+}}, q{{[0-9]+}}, q{{[0-9]+}} |
| // CHECK: @NO_APP |
| check!(qreg_low4_f32x4 f32x4 qreg_low4 "vmov"); |
| |
| // CHECK-LABEL: r0_i8: |
| // CHECK: @APP |
| // CHECK: mov r0, r0 |
| // CHECK: @NO_APP |
| check_reg!(r0_i8 i8 "r0" "mov"); |
| |
| // CHECK-LABEL: r0_i16: |
| // CHECK: @APP |
| // CHECK: mov r0, r0 |
| // CHECK: @NO_APP |
| check_reg!(r0_i16 i16 "r0" "mov"); |
| |
| // CHECK-LABEL: r0_i32: |
| // CHECK: @APP |
| // CHECK: mov r0, r0 |
| // CHECK: @NO_APP |
| check_reg!(r0_i32 i32 "r0" "mov"); |
| |
| // CHECK-LABEL: r0_f32: |
| // CHECK: @APP |
| // CHECK: mov r0, r0 |
| // CHECK: @NO_APP |
| check_reg!(r0_f32 f32 "r0" "mov"); |
| |
| // CHECK-LABEL: r0_ptr: |
| // CHECK: @APP |
| // CHECK: mov r0, r0 |
| // CHECK: @NO_APP |
| check_reg!(r0_ptr ptr "r0" "mov"); |
| |
| // CHECK-LABEL: s0_i32: |
| // CHECK: @APP |
| // CHECK: vmov.f32 s0, s0 |
| // CHECK: @NO_APP |
| check_reg!(s0_i32 i32 "s0" "vmov.f32"); |
| |
| // CHECK-LABEL: s0_f32: |
| // CHECK: @APP |
| // CHECK: vmov.f32 s0, s0 |
| // CHECK: @NO_APP |
| check_reg!(s0_f32 f32 "s0" "vmov.f32"); |
| |
| // CHECK-LABEL: s0_ptr: |
| // CHECK: @APP |
| // CHECK: vmov.f32 s0, s0 |
| // CHECK: @NO_APP |
| check_reg!(s0_ptr ptr "s0" "vmov.f32"); |
| |
| // CHECK-LABEL: d0_i64: |
| // CHECK: @APP |
| // CHECK: vmov.f64 d0, d0 |
| // CHECK: @NO_APP |
| check_reg!(d0_i64 i64 "d0" "vmov.f64"); |
| |
| // CHECK-LABEL: d0_f64: |
| // CHECK: @APP |
| // CHECK: vmov.f64 d0, d0 |
| // CHECK: @NO_APP |
| check_reg!(d0_f64 f64 "d0" "vmov.f64"); |
| |
| // CHECK-LABEL: d0_i8x8: |
| // CHECK: @APP |
| // CHECK: vmov.f64 d0, d0 |
| // CHECK: @NO_APP |
| check_reg!(d0_i8x8 i8x8 "d0" "vmov.f64"); |
| |
| // CHECK-LABEL: d0_i16x4: |
| // CHECK: @APP |
| // CHECK: vmov.f64 d0, d0 |
| // CHECK: @NO_APP |
| check_reg!(d0_i16x4 i16x4 "d0" "vmov.f64"); |
| |
| // CHECK-LABEL: d0_i32x2: |
| // CHECK: @APP |
| // CHECK: vmov.f64 d0, d0 |
| // CHECK: @NO_APP |
| check_reg!(d0_i32x2 i32x2 "d0" "vmov.f64"); |
| |
| // CHECK-LABEL: d0_i64x1: |
| // CHECK: @APP |
| // CHECK: vmov.f64 d0, d0 |
| // CHECK: @NO_APP |
| check_reg!(d0_i64x1 i64x1 "d0" "vmov.f64"); |
| |
| // CHECK-LABEL: d0_f32x2: |
| // CHECK: @APP |
| // CHECK: vmov.f64 d0, d0 |
| // CHECK: @NO_APP |
| check_reg!(d0_f32x2 f32x2 "d0" "vmov.f64"); |
| |
| // CHECK-LABEL: q0_i8x16: |
| // CHECK: @APP |
| // CHECK: vorr q0, q0, q0 |
| // CHECK: @NO_APP |
| check_reg!(q0_i8x16 i8x16 "q0" "vmov"); |
| |
| // CHECK-LABEL: q0_i16x8: |
| // CHECK: @APP |
| // CHECK: vorr q0, q0, q0 |
| // CHECK: @NO_APP |
| check_reg!(q0_i16x8 i16x8 "q0" "vmov"); |
| |
| // CHECK-LABEL: q0_i32x4: |
| // CHECK: @APP |
| // CHECK: vorr q0, q0, q0 |
| // CHECK: @NO_APP |
| check_reg!(q0_i32x4 i32x4 "q0" "vmov"); |
| |
| // CHECK-LABEL: q0_i64x2: |
| // CHECK: @APP |
| // CHECK: vorr q0, q0, q0 |
| // CHECK: @NO_APP |
| check_reg!(q0_i64x2 i64x2 "q0" "vmov"); |
| |
| // CHECK-LABEL: q0_f32x4: |
| // CHECK: @APP |
| // CHECK: vorr q0, q0, q0 |
| // CHECK: @NO_APP |
| check_reg!(q0_f32x4 f32x4 "q0" "vmov"); |
