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Enable __chkstk only on MSVC compilers, use ___chkstk on MinGW

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This commit is contained in:
Marcin Mielniczuk
2019-07-19 15:27:38 +02:00
committed by Dan Gohman
parent 19e4f42d50
commit a264787897
1 changed files with 16 additions and 2 deletions
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18
wasmtime-jit/src/link.rs
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@@ -333,7 +333,13 @@ fn relocate(
NearestF64 => wasmtime_f64_nearest as usize, NearestF64 => wasmtime_f64_nearest as usize,
#[cfg(not(target_os = "windows"))] #[cfg(not(target_os = "windows"))]
Probestack => __rust_probestack as usize, Probestack => __rust_probestack as usize,
#[cfg(all(target_os = "windows", target_pointer_width = "64"))] #[cfg(all(target_os = "windows", target_env = "gnu"))]
Probestack => ___chkstk as usize,
#[cfg(all(
target_os = "windows",
target_env = "msvc",
target_pointer_width = "64"
))]
Probestack => __chkstk as usize, Probestack => __chkstk as usize,
other => panic!("unexpected libcall: {}", other), other => panic!("unexpected libcall: {}", other),
} }
@@ -393,6 +399,14 @@ fn relocate(
extern "C" { extern "C" {
#[cfg(not(target_os = "windows"))] #[cfg(not(target_os = "windows"))]
pub fn __rust_probestack(); pub fn __rust_probestack();
#[cfg(all(target_os = "windows", target_pointer_width = "64"))] #[cfg(all(
target_os = "windows",
target_env = "msvc",
target_pointer_width = "64"
))]
pub fn __chkstk(); pub fn __chkstk();
// ___chkstk (note the triple underscore) is implemented in compiler-builtins/src/x86_64.rs
// by the Rust compiler for the MinGW target
#[cfg(all(target_os = "windows", target_env = "gnu",))]
pub fn ___chkstk();
} }