cranelift: add i64.[us]{div,rem} libcalls.

These libcalls are useful for 32-bit platforms.
2020-05-22 07:32:22 +00:00
parent 26ee986c2f
commit b2e8ed4dc9
5 changed files with 78 additions and 0 deletions
--- a/cranelift/module/src/backend.rs
+++ b/cranelift/module/src/backend.rs
@@ -179,6 +179,10 @@ where
 pub fn default_libcall_names() -> Box<dyn Fn(ir::LibCall) -> String> {
    Box::new(move |libcall| match libcall {
        ir::LibCall::Probestack => "__cranelift_probestack".to_owned(),
+        ir::LibCall::UdivI64 => "__udivdi3".to_owned(),
+        ir::LibCall::SdivI64 => "__divdi3".to_owned(),
+        ir::LibCall::UremI64 => "__umoddi3".to_owned(),
+        ir::LibCall::SremI64 => "__moddi3".to_owned(),
        ir::LibCall::CeilF32 => "ceilf".to_owned(),
        ir::LibCall::CeilF64 => "ceil".to_owned(),
        ir::LibCall::FloorF32 => "floorf".to_owned(),