mirror of https://github.com/rust-lang/rust.git
145 lines
7.2 KiB
Rust
145 lines
7.2 KiB
Rust
//@ add-core-stubs
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//@ revisions: powerpc powerpc64 powerpc64le aix64
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//@[powerpc] compile-flags: --target powerpc-unknown-linux-gnu
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//@[powerpc] needs-llvm-components: powerpc
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//@[powerpc64] compile-flags: --target powerpc64-unknown-linux-gnu
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//@[powerpc64] needs-llvm-components: powerpc
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//@[powerpc64le] compile-flags: --target powerpc64le-unknown-linux-gnu
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//@[powerpc64le] needs-llvm-components: powerpc
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//@[aix64] compile-flags: --target powerpc64-ibm-aix
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//@[aix64] needs-llvm-components: powerpc
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//@ needs-asm-support
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// ignore-tidy-linelength
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#![crate_type = "rlib"]
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#![feature(no_core, repr_simd, asm_experimental_arch)]
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#![no_core]
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#![allow(non_camel_case_types)]
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extern crate minicore;
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use minicore::*;
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#[repr(simd)]
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pub struct i32x4([i32; 4]);
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#[repr(simd)]
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pub struct i64x2([i64; 2]);
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impl Copy for i32x4 {}
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impl Copy for i64x2 {}
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fn f() {
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let mut x = 0;
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let mut v32x4 = i32x4([0; 4]);
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let mut v64x2 = i64x2([0; 2]);
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unsafe {
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// Unsupported registers
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asm!("", out("sp") _);
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//~^ ERROR invalid register `sp`: the stack pointer cannot be used as an operand for inline asm
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asm!("", out("r2") _);
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//~^ ERROR invalid register `r2`: r2 is a system reserved register and cannot be used as an operand for inline asm
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asm!("", out("r13") _);
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//~^ ERROR cannot use register `r13`: r13 is a reserved register on this target
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asm!("", out("r29") _);
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//~^ ERROR invalid register `r29`: r29 is used internally by LLVM and cannot be used as an operand for inline asm
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asm!("", out("r30") _);
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//~^ ERROR invalid register `r30`: r30 is used internally by LLVM and cannot be used as an operand for inline asm
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asm!("", out("fp") _);
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//~^ ERROR invalid register `fp`: the frame pointer cannot be used as an operand for inline asm
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asm!("", out("lr") _);
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//~^ ERROR invalid register `lr`: the link register cannot be used as an operand for inline asm
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asm!("", out("ctr") _);
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//~^ ERROR invalid register `ctr`: the counter register cannot be used as an operand for inline asm
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asm!("", out("vrsave") _);
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//~^ ERROR invalid register `vrsave`: the vrsave register cannot be used as an operand for inline asm
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// vreg
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asm!("", out("v0") _); // always ok
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asm!("", in("v0") v32x4); // requires altivec
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//[powerpc]~^ ERROR register class `vreg` requires at least one of the following target features: altivec, vsx
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asm!("", out("v0") v32x4); // requires altivec
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//[powerpc]~^ ERROR register class `vreg` requires at least one of the following target features: altivec, vsx
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asm!("", in("v0") v64x2); // requires vsx
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//[powerpc]~^ ERROR register class `vreg` requires at least one of the following target features: altivec, vsx
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//[powerpc64]~^^ ERROR `vsx` target feature is not enabled
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asm!("", out("v0") v64x2); // requires vsx
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//[powerpc]~^ ERROR register class `vreg` requires at least one of the following target features: altivec, vsx
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//[powerpc64]~^^ ERROR `vsx` target feature is not enabled
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asm!("", in("v0") x); // FIXME: should be ok if vsx is available
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//[powerpc]~^ ERROR register class `vreg` requires at least one of the following target features: altivec, vsx
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//[powerpc64,powerpc64le,aix64]~^^ ERROR type `i32` cannot be used with this register class
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asm!("", out("v0") x); // FIXME: should be ok if vsx is available
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//[powerpc]~^ ERROR register class `vreg` requires at least one of the following target features: altivec, vsx
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//[powerpc64,powerpc64le,aix64]~^^ ERROR type `i32` cannot be used with this register class
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asm!("/* {} */", in(vreg) v32x4); // requires altivec
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//[powerpc]~^ ERROR register class `vreg` requires at least one of the following target features: altivec, vsx
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asm!("/* {} */", in(vreg) v64x2); // requires vsx
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//[powerpc]~^ ERROR register class `vreg` requires at least one of the following target features: altivec, vsx
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//[powerpc64]~^^ ERROR `vsx` target feature is not enabled
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asm!("/* {} */", in(vreg) x); // FIXME: should be ok if vsx is available
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//[powerpc]~^ ERROR register class `vreg` requires at least one of the following target features: altivec, vsx
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//[powerpc64,powerpc64le,aix64]~^^ ERROR type `i32` cannot be used with this register class
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asm!("/* {} */", out(vreg) _); // requires altivec
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//[powerpc]~^ ERROR register class `vreg` requires at least one of the following target features: altivec, vsx
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// v20-v31 are reserved on AIX with vec-default ABI (this ABI is not currently used in Rust's builtin AIX targets).
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asm!("", out("v20") _);
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asm!("", out("v21") _);
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asm!("", out("v22") _);
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asm!("", out("v23") _);
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asm!("", out("v24") _);
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asm!("", out("v25") _);
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asm!("", out("v26") _);
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asm!("", out("v27") _);
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asm!("", out("v28") _);
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asm!("", out("v29") _);
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asm!("", out("v30") _);
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asm!("", out("v31") _);
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// Clobber-only registers
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// cr
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asm!("", out("cr") _); // ok
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asm!("", in("cr") x);
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//~^ ERROR can only be used as a clobber
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//~| ERROR type `i32` cannot be used with this register class
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asm!("", out("cr") x);
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//~^ ERROR can only be used as a clobber
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//~| ERROR type `i32` cannot be used with this register class
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asm!("/* {} */", in(cr) x);
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//~^ ERROR can only be used as a clobber
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//~| ERROR type `i32` cannot be used with this register class
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asm!("/* {} */", out(cr) _);
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//~^ ERROR can only be used as a clobber
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// xer
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asm!("", out("xer") _); // ok
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asm!("", in("xer") x);
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//~^ ERROR can only be used as a clobber
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//~| ERROR type `i32` cannot be used with this register class
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asm!("", out("xer") x);
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//~^ ERROR can only be used as a clobber
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//~| ERROR type `i32` cannot be used with this register class
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asm!("/* {} */", in(xer) x);
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//~^ ERROR can only be used as a clobber
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//~| ERROR type `i32` cannot be used with this register class
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asm!("/* {} */", out(xer) _);
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//~^ ERROR can only be used as a clobber
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// Overlapping-only registers
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asm!("", out("cr") _, out("cr0") _);
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//~^ ERROR register `cr0` conflicts with register `cr`
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asm!("", out("cr") _, out("cr1") _);
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//~^ ERROR register `cr1` conflicts with register `cr`
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asm!("", out("cr") _, out("cr2") _);
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//~^ ERROR register `cr2` conflicts with register `cr`
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asm!("", out("cr") _, out("cr3") _);
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//~^ ERROR register `cr3` conflicts with register `cr`
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asm!("", out("cr") _, out("cr4") _);
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//~^ ERROR register `cr4` conflicts with register `cr`
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asm!("", out("cr") _, out("cr5") _);
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//~^ ERROR register `cr5` conflicts with register `cr`
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asm!("", out("cr") _, out("cr6") _);
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//~^ ERROR register `cr6` conflicts with register `cr`
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asm!("", out("cr") _, out("cr7") _);
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//~^ ERROR register `cr7` conflicts with register `cr`
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asm!("", out("f0") _, out("v0") _); // ok
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}
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}
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