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Implement nontemporal_store using a regular store

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bjorn3 2023-06-23 09:19:11 +00:00
parent 41af17a9d1
commit 7cbc8bcb4b
1 changed files with 2 additions and 1 deletions
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3
src/intrinsics/mod.rs
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@ -647,12 +647,13 @@ fn codegen_regular_intrinsic_call<'tcx>(
let val = CValue::by_ref(Pointer::new(ptr.load_scalar(fx)), inner_layout); let val = CValue::by_ref(Pointer::new(ptr.load_scalar(fx)), inner_layout);
ret.write_cvalue(fx, val); ret.write_cvalue(fx, val);
} }
sym::volatile_store | sym::unaligned_volatile_store => { sym::volatile_store | sym::unaligned_volatile_store | sym::nontemporal_store => {
intrinsic_args!(fx, args => (ptr, val); intrinsic); intrinsic_args!(fx, args => (ptr, val); intrinsic);
let ptr = ptr.load_scalar(fx); let ptr = ptr.load_scalar(fx);
// Cranelift treats stores as volatile by default // Cranelift treats stores as volatile by default
// FIXME correctly handle unaligned_volatile_store // FIXME correctly handle unaligned_volatile_store
// FIXME actually do nontemporal stores if requested
let dest = CPlace::for_ptr(Pointer::new(ptr), val.layout()); let dest = CPlace::for_ptr(Pointer::new(ptr), val.layout());
dest.write_cvalue(fx, val); dest.write_cvalue(fx, val);
} }