machinst x64: implement float Floor/Ceil/Trunc/Nearest as VM calls;

2020-07-21 18:04:33 +02:00
parent 48ec806a9d
commit 694af3aec2
6 changed files with 147 additions and 15 deletions
--- a/cranelift/codegen/src/legalizer/libcall.rs
+++ b/cranelift/codegen/src/legalizer/libcall.rs
@@ -19,7 +19,7 @@ pub fn expand_as_libcall(inst: ir::Inst, func: &mut ir::Function, isa: &dyn Targ
    let mut args = Vec::new();
    args.extend_from_slice(func.dfg.inst_args(inst));

-    let call_conv = CallConv::for_libcall(isa);
+    let call_conv = CallConv::for_libcall(isa.flags(), isa.default_call_conv());
    if call_conv.extends_baldrdash() {
        let vmctx = func
            .special_param(ir::ArgumentPurpose::VMContext)