diff options
Diffstat (limited to 'compiler/rustc_codegen_gcc/src/builder.rs')
| -rw-r--r-- | compiler/rustc_codegen_gcc/src/builder.rs | 34 |
1 files changed, 5 insertions, 29 deletions
diff --git a/compiler/rustc_codegen_gcc/src/builder.rs b/compiler/rustc_codegen_gcc/src/builder.rs index 7e2139866f4..71a0a4c2e96 100644 --- a/compiler/rustc_codegen_gcc/src/builder.rs +++ b/compiler/rustc_codegen_gcc/src/builder.rs @@ -834,10 +834,13 @@ impl<'a, 'gcc, 'tcx> BuilderMethods<'a, 'tcx> for Builder<'a, 'gcc, 'tcx> { } else if let abi::Abi::ScalarPair(ref a, ref b) = place.layout.abi { let b_offset = a.size(self).align_to(b.align(self).abi); - let pair_type = place.layout.gcc_type(self); let mut load = |i, scalar: &abi::Scalar, align| { - let llptr = self.struct_gep(pair_type, place.llval, i as u64); + let llptr = if i == 0 { + place.llval + } else { + self.inbounds_ptradd(place.llval, self.const_usize(b_offset.bytes())) + }; let llty = place.layout.scalar_pair_element_gcc_type(self, i); let load = self.load(llty, llptr, align); scalar_load_metadata(self, load, scalar); @@ -971,33 +974,6 @@ impl<'a, 'gcc, 'tcx> BuilderMethods<'a, 'tcx> for Builder<'a, 'gcc, 'tcx> { result.get_address(None) } - fn struct_gep(&mut self, value_type: Type<'gcc>, ptr: RValue<'gcc>, idx: u64) -> RValue<'gcc> { - // FIXME(antoyo): it would be better if the API only called this on struct, not on arrays. - assert_eq!(idx as usize as u64, idx); - let value = ptr.dereference(None).to_rvalue(); - - if value_type.dyncast_array().is_some() { - let index = self.context.new_rvalue_from_long(self.u64_type, i64::try_from(idx).expect("i64::try_from")); - let element = self.context.new_array_access(None, value, index); - element.get_address(None) - } - else if let Some(vector_type) = value_type.dyncast_vector() { - let array_type = vector_type.get_element_type().make_pointer(); - let array = self.bitcast(ptr, array_type); - let index = self.context.new_rvalue_from_long(self.u64_type, i64::try_from(idx).expect("i64::try_from")); - let element = self.context.new_array_access(None, array, index); - element.get_address(None) - } - else if let Some(struct_type) = value_type.is_struct() { - // NOTE: due to opaque pointers now being used, we need to bitcast here. - let ptr = self.bitcast_if_needed(ptr, value_type.make_pointer()); - ptr.dereference_field(None, struct_type.get_field(idx as i32)).get_address(None) - } - else { - panic!("Unexpected type {:?}", value_type); - } - } - /* Casts */ fn trunc(&mut self, value: RValue<'gcc>, dest_ty: Type<'gcc>) -> RValue<'gcc> { // TODO(antoyo): check that it indeed truncate the value. |
