pub(crate) fn codegen_cpuid_call<'tcx>(
fx: &mut FunctionCx<'_, '_, 'tcx>,
leaf: Value,
- _subleaf: Value,
+ _sub_leaf: Value,
) -> (Value, Value, Value, Value) {
let leaf_0 = fx.bcx.create_block();
let leaf_1 = fx.bcx.create_block();
+ let leaf_7 = fx.bcx.create_block();
let leaf_8000_0000 = fx.bcx.create_block();
let leaf_8000_0001 = fx.bcx.create_block();
let unsupported_leaf = fx.bcx.create_block();
let mut switch = cranelift_frontend::Switch::new();
switch.set_entry(0, leaf_0);
switch.set_entry(1, leaf_1);
+ switch.set_entry(7, leaf_7);
switch.set_entry(0x8000_0000, leaf_8000_0000);
switch.set_entry(0x8000_0001, leaf_8000_0001);
switch.emit(&mut fx.bcx, leaf, unsupported_leaf);
let edx_features = fx.bcx.ins().iconst(types::I32, 1 << 25 /* sse */ | 1 << 26 /* sse2 */);
fx.bcx.ins().jump(dest, &[cpu_signature, additional_information, ecx_features, edx_features]);
+ fx.bcx.switch_to_block(leaf_7);
+ // This leaf technically has subleaves, but we just return zero for all subleaves.
+ let zero = fx.bcx.ins().iconst(types::I32, 0);
+ fx.bcx.ins().jump(dest, &[zero, zero, zero, zero]);
+
fx.bcx.switch_to_block(leaf_8000_0000);
let extended_max_basic_leaf = fx.bcx.ins().iconst(types::I32, 0);
let zero = fx.bcx.ins().iconst(types::I32, 0);