Implement all vendor intrinsics used by the httparse crate · rust-lang/rust@0a35232
@@ -27,6 +27,16 @@ pub(crate) fn codegen_x86_llvm_intrinsic_call<'tcx>(
2727crate::inline_asm::codegen_xgetbv(fx, xcr_no, ret);
2828}
292930+"llvm.x86.sse3.ldu.dq" | "llvm.x86.avx.ldu.dq.256" => {
31+// https://www.intel.com/content/www/us/en/docs/intrinsics-guide/index.html#text=_mm_lddqu_si128&ig_expand=4009
32+// https://www.intel.com/content/www/us/en/docs/intrinsics-guide/index.html#text=_mm256_lddqu_si256&ig_expand=4010
33+intrinsic_args!(fx, args => (ptr); intrinsic);
34+35+// FIXME correctly handle unalignedness
36+let val = CValue::by_ref(Pointer::new(ptr.load_scalar(fx)), ret.layout());
37+ ret.write_cvalue(fx, val);
38+}
39+3040"llvm.x86.sse.cmp.ps" | "llvm.x86.sse2.cmp.pd" => {
3141let (x, y, kind) = match args {
3242[x, y, kind] => (x, y, kind),