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|
// This test case tests the incremental compilation hash (ICH) implementation
// for inline asm.
// The general pattern followed here is: Change one thing between rev1 and rev2
// and make sure that the hash has changed, then change nothing between rev2 and
// rev3 and make sure that the hash has not changed.
// build-pass (FIXME(62277): could be check-pass?)
// revisions: cfail1 cfail2 cfail3 cfail4 cfail5 cfail6
// compile-flags: -Z query-dep-graph -O
// needs-asm-support
// [cfail1]compile-flags: -Zincremental-ignore-spans
// [cfail2]compile-flags: -Zincremental-ignore-spans
// [cfail3]compile-flags: -Zincremental-ignore-spans
#![allow(warnings)]
#![feature(rustc_attrs)]
#![crate_type="rlib"]
use std::arch::asm;
// Change template
#[cfg(any(cfail1,cfail4))]
#[cfg(any(target_arch = "x86", target_arch = "x86_64"))]
pub fn change_template(_a: i32) -> i32 {
let c: i32;
unsafe {
asm!("mov {0}, 1",
out(reg) c
);
}
c
}
#[cfg(not(any(cfail1,cfail4)))]
#[rustc_clean(cfg="cfail2", except="hir_owner_nodes, optimized_mir")]
#[rustc_clean(cfg="cfail3")]
#[rustc_clean(cfg="cfail5", except="hir_owner_nodes, optimized_mir")]
#[rustc_clean(cfg="cfail6")]
#[cfg(any(target_arch = "x86", target_arch = "x86_64"))]
pub fn change_template(_a: i32) -> i32 {
let c: i32;
unsafe {
asm!("mov {0}, 2",
out(reg) c
);
}
c
}
// Change output
#[cfg(any(cfail1,cfail4))]
#[cfg(any(target_arch = "x86", target_arch = "x86_64"))]
pub fn change_output(a: i32) -> i32 {
let mut _out1: i32 = 0;
let mut _out2: i32 = 0;
unsafe {
asm!("mov {0}, {1}",
out(reg) _out1,
in(reg) a
);
}
_out1
}
#[cfg(not(any(cfail1,cfail4)))]
#[rustc_clean(cfg="cfail2", except="hir_owner_nodes, optimized_mir")]
#[rustc_clean(cfg="cfail3")]
#[rustc_clean(cfg="cfail5", except="hir_owner_nodes, optimized_mir")]
#[rustc_clean(cfg="cfail6")]
#[cfg(any(target_arch = "x86", target_arch = "x86_64"))]
pub fn change_output(a: i32) -> i32 {
let mut _out1: i32 = 0;
let mut _out2: i32 = 0;
unsafe {
asm!("mov {0}, {1}",
out(reg) _out2,
in(reg) a
);
}
_out1
}
// Change input
#[cfg(any(cfail1,cfail4))]
#[cfg(any(target_arch = "x86", target_arch = "x86_64"))]
pub fn change_input(_a: i32, _b: i32) -> i32 {
let _out;
unsafe {
asm!("mov {0}, {1}",
out(reg) _out,
in(reg) _a
);
}
_out
}
#[cfg(not(any(cfail1,cfail4)))]
#[rustc_clean(cfg="cfail2", except="hir_owner_nodes, optimized_mir")]
#[rustc_clean(cfg="cfail3")]
#[rustc_clean(cfg="cfail5", except="hir_owner_nodes, optimized_mir")]
#[rustc_clean(cfg="cfail6")]
#[cfg(any(target_arch = "x86", target_arch = "x86_64"))]
pub fn change_input(_a: i32, _b: i32) -> i32 {
let _out;
unsafe {
asm!("mov {0}, {1}",
out(reg) _out,
in(reg) _b
);
}
_out
}
// Change input constraint
#[cfg(any(cfail1,cfail4))]
#[cfg(any(target_arch = "x86", target_arch = "x86_64"))]
pub fn change_input_constraint(_a: i32, _b: i32) -> i32 {
let _out;
unsafe {
asm!("mov {0}, {1}",
out(reg) _out,
in(reg) _a,
in("eax") _b);
}
_out
}
#[cfg(not(any(cfail1,cfail4)))]
#[rustc_clean(cfg="cfail2", except="hir_owner_nodes, optimized_mir")]
#[rustc_clean(cfg="cfail3")]
#[rustc_clean(cfg="cfail5", except="hir_owner_nodes, optimized_mir")]
#[rustc_clean(cfg="cfail6")]
#[cfg(any(target_arch = "x86", target_arch = "x86_64"))]
pub fn change_input_constraint(_a: i32, _b: i32) -> i32 {
let _out;
unsafe {
asm!("mov {0}, {1}",
out(reg) _out,
in(reg) _a,
in("ecx") _b);
}
_out
}
// Change clobber
#[cfg(any(cfail1,cfail4))]
#[cfg(any(target_arch = "x86", target_arch = "x86_64"))]
pub fn change_clobber(_a: i32) -> i32 {
let _out;
unsafe {
asm!("mov {0}, {1}",
out(reg) _out,
in(reg) _a,
lateout("ecx") _
);
}
_out
}
#[cfg(not(any(cfail1,cfail4)))]
#[rustc_clean(cfg="cfail2", except="hir_owner_nodes, optimized_mir")]
#[rustc_clean(cfg="cfail3")]
#[rustc_clean(cfg="cfail5", except="hir_owner_nodes, optimized_mir")]
#[rustc_clean(cfg="cfail6")]
#[cfg(any(target_arch = "x86", target_arch = "x86_64"))]
pub fn change_clobber(_a: i32) -> i32 {
let _out;
unsafe {
asm!("mov {0}, {1}",
out(reg) _out,
in(reg) _a,
lateout("edx") _
);
}
_out
}
// Change options
#[cfg(any(cfail1,cfail4))]
#[cfg(any(target_arch = "x86", target_arch = "x86_64"))]
pub fn change_options(_a: i32) -> i32 {
let _out;
unsafe {
asm!("mov {0}, {1}",
out(reg) _out,
in(reg) _a,
options(readonly),
);
}
_out
}
#[cfg(not(any(cfail1,cfail4)))]
#[rustc_clean(cfg="cfail2", except="hir_owner_nodes, optimized_mir")]
#[rustc_clean(cfg="cfail3")]
#[rustc_clean(cfg="cfail5", except="hir_owner_nodes, optimized_mir")]
#[rustc_clean(cfg="cfail6")]
#[cfg(any(target_arch = "x86", target_arch = "x86_64"))]
pub fn change_options(_a: i32) -> i32 {
let _out;
unsafe {
asm!("mov {0}, {1}",
out(reg) _out,
in(reg) _a,
options(nomem ),
);
}
_out
}
|
