diff options
Diffstat (limited to 'src/test/assembly/asm/mips-types.rs')
| -rw-r--r-- | src/test/assembly/asm/mips-types.rs | 237 |
1 files changed, 237 insertions, 0 deletions
diff --git a/src/test/assembly/asm/mips-types.rs b/src/test/assembly/asm/mips-types.rs new file mode 100644 index 000000000..04bf49a40 --- /dev/null +++ b/src/test/assembly/asm/mips-types.rs @@ -0,0 +1,237 @@ +// revisions: mips32 mips64 +// assembly-output: emit-asm +//[mips32] compile-flags: --target mips-unknown-linux-gnu +//[mips32] needs-llvm-components: mips +//[mips64] compile-flags: --target mips64-unknown-linux-gnuabi64 +//[mips64] needs-llvm-components: mips + +#![feature(no_core, lang_items, rustc_attrs, repr_simd, asm_sym, asm_experimental_arch)] +#![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 = *const i32; + +impl Copy for i8 {} +impl Copy for u8 {} +impl Copy for i16 {} +impl Copy for i32 {} +impl Copy for i64 {} +impl Copy for f32 {} +impl Copy for f64 {} +impl Copy for ptr {} +extern "C" { + fn extern_func(); + static extern_static: u8; +} + +// Hack to avoid function merging +extern "Rust" { + fn dont_merge(s: &str); +} + +macro_rules! check { ($func:ident, $ty:ty, $class:ident, $mov:literal) => { + #[no_mangle] + pub unsafe fn $func(x: $ty) -> $ty { + dont_merge(stringify!($func)); + + let y; + asm!(concat!($mov," {}, {}"), out($class) y, in($class) x); + y + } +};} + +macro_rules! check_reg { ($func:ident, $ty:ty, $reg:tt, $mov:literal) => { + #[no_mangle] + pub unsafe fn $func(x: $ty) -> $ty { + dont_merge(stringify!($func)); + + let y; + asm!(concat!($mov, " ", $reg, ", ", $reg), lateout($reg) y, in($reg) x); + y + } +};} + +// mips32-LABEL: sym_static_32: +// mips32: #APP +// mips32: lw $3, %got(extern_static) +// mips32: #NO_APP +#[cfg(mips32)] +#[no_mangle] +pub unsafe fn sym_static_32() { + asm!("lw $v1, {}", sym extern_static); +} + +// mips32-LABEL: sym_fn_32: +// mips32: #APP +// mips32: lw $3, %got(extern_func) +// mips32: #NO_APP +#[cfg(mips32)] +#[no_mangle] +pub unsafe fn sym_fn_32() { + asm!("lw $v1, {}", sym extern_func); +} + +// mips64-LABEL: sym_static_64: +// mips64: #APP +// mips64: ld $3, %got_disp(extern_static) +// mips64: #NO_APP +#[cfg(mips64)] +#[no_mangle] +pub unsafe fn sym_static_64() { + asm!("ld $v1, {}", sym extern_static); +} + +// mips64-LABEL: sym_fn_64: +// mips64: #APP +// mips64: ld $3, %got_disp(extern_func) +// mips64: #NO_APP +#[cfg(mips64)] +#[no_mangle] +pub unsafe fn sym_fn_64() { + asm!("ld $v1, {}", sym extern_func); +} + +// CHECK-LABEL: reg_f32: +// CHECK: #APP +// CHECK: mov.s $f{{[0-9]+}}, $f{{[0-9]+}} +// CHECK: #NO_APP +check!(reg_f32, f32, freg, "mov.s"); + +// CHECK-LABEL: f0_f32: +// CHECK: #APP +// CHECK: mov.s $f0, $f0 +// CHECK: #NO_APP +#[no_mangle] +check_reg!(f0_f32, f32, "$f0", "mov.s"); + +// CHECK-LABEL: reg_f32_64: +// CHECK: #APP +// CHECK: mov.d $f{{[0-9]+}}, $f{{[0-9]+}} +// CHECK: #NO_APP +check!(reg_f32_64, f32, freg, "mov.d"); + +// CHECK-LABEL: f0_f32_64: +// CHECK: #APP +// CHECK: mov.d $f0, $f0 +// CHECK: #NO_APP +#[no_mangle] +check_reg!(f0_f32_64, f32, "$f0", "mov.d"); + +// CHECK-LABEL: reg_f64: +// CHECK: #APP +// CHECK: mov.d $f{{[0-9]+}}, $f{{[0-9]+}} +// CHECK: #NO_APP +#[no_mangle] +check!(reg_f64, f64, freg, "mov.d"); + +// CHECK-LABEL: f0_f64: +// CHECK: #APP +// CHECK: mov.d $f0, $f0 +// CHECK: #NO_APP +#[no_mangle] +check_reg!(f0_f64, f64, "$f0", "mov.d"); + +// CHECK-LABEL: reg_ptr: +// CHECK: #APP +// CHECK: move ${{[0-9]+}}, ${{[0-9]+}} +// CHECK: #NO_APP +check!(reg_ptr, ptr, reg, "move"); + +// CHECK-LABEL: reg_i32: +// CHECK: #APP +// CHECK: move ${{[0-9]+}}, ${{[0-9]+}} +// CHECK: #NO_APP +check!(reg_i32, i32, reg, "move"); + +// CHECK-LABEL: reg_f32_soft: +// CHECK: #APP +// CHECK: move ${{[0-9]+}}, ${{[0-9]+}} +// CHECK: #NO_APP +check!(reg_f32_soft, f32, reg, "move"); + +// mips64-LABEL: reg_f64_soft: +// mips64: #APP +// mips64: move ${{[0-9]+}}, ${{[0-9]+}} +// mips64: #NO_APP +#[cfg(mips64)] +check!(reg_f64_soft, f64, reg, "move"); + +// CHECK-LABEL: reg_i8: +// CHECK: #APP +// CHECK: move ${{[0-9]+}}, ${{[0-9]+}} +// CHECK: #NO_APP +check!(reg_i8, i8, reg, "move"); + +// CHECK-LABEL: reg_u8: +// CHECK: #APP +// CHECK: move ${{[0-9]+}}, ${{[0-9]+}} +// CHECK: #NO_APP +check!(reg_u8, u8, reg, "move"); + +// CHECK-LABEL: reg_i16: +// CHECK: #APP +// CHECK: move ${{[0-9]+}}, ${{[0-9]+}} +// CHECK: #NO_APP +check!(reg_i16, i16, reg, "move"); + +// mips64-LABEL: reg_i64: +// mips64: #APP +// mips64: move ${{[0-9]+}}, ${{[0-9]+}} +// mips64: #NO_APP +#[cfg(mips64)] +check!(reg_i64, i64, reg, "move"); + +// CHECK-LABEL: r8_ptr: +// CHECK: #APP +// CHECK: move $8, $8 +// CHECK: #NO_APP +check_reg!(r8_ptr, ptr, "$8", "move"); + +// CHECK-LABEL: r8_i32: +// CHECK: #APP +// CHECK: move $8, $8 +// CHECK: #NO_APP +check_reg!(r8_i32, i32, "$8", "move"); + +// CHECK-LABEL: r8_f32: +// CHECK: #APP +// CHECK: move $8, $8 +// CHECK: #NO_APP +check_reg!(r8_f32, f32, "$8", "move"); + +// CHECK-LABEL: r8_i8: +// CHECK: #APP +// CHECK: move $8, $8 +// CHECK: #NO_APP +check_reg!(r8_i8, i8, "$8", "move"); + +// CHECK-LABEL: r8_u8: +// CHECK: #APP +// CHECK: move $8, $8 +// CHECK: #NO_APP +check_reg!(r8_u8, u8, "$8", "move"); + +// CHECK-LABEL: r8_i16: +// CHECK: #APP +// CHECK: move $8, $8 +// CHECK: #NO_APP +check_reg!(r8_i16, i16, "$8", "move"); |