From cf94bdc0742c13e2a0cac864c478b8626b266e1b Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:11:38 +0200 Subject: Merging upstream version 1.66.0+dfsg1. Signed-off-by: Daniel Baumann --- compiler/rustc_codegen_ssa/src/mir/rvalue.rs | 28 ++++++++++++++-------------- 1 file changed, 14 insertions(+), 14 deletions(-) (limited to 'compiler/rustc_codegen_ssa/src/mir/rvalue.rs') diff --git a/compiler/rustc_codegen_ssa/src/mir/rvalue.rs b/compiler/rustc_codegen_ssa/src/mir/rvalue.rs index 56852b0fc..4aab31fbf 100644 --- a/compiler/rustc_codegen_ssa/src/mir/rvalue.rs +++ b/compiler/rustc_codegen_ssa/src/mir/rvalue.rs @@ -4,7 +4,6 @@ use super::{FunctionCx, LocalRef}; use crate::base; use crate::common::{self, IntPredicate}; -use crate::meth::get_vtable; use crate::traits::*; use crate::MemFlags; @@ -250,7 +249,7 @@ impl<'a, 'tcx, Bx: BuilderMethods<'a, 'tcx>> FunctionCx<'a, 'tcx, Bx> { OperandValue::Pair(lldata, llextra) } mir::CastKind::Pointer(PointerCast::MutToConstPointer) - | mir::CastKind::Misc + | mir::CastKind::PtrToPtr if bx.cx().is_backend_scalar_pair(operand.layout) => { if let OperandValue::Pair(data_ptr, meta) = operand.val { @@ -273,24 +272,25 @@ impl<'a, 'tcx, Bx: BuilderMethods<'a, 'tcx>> FunctionCx<'a, 'tcx, Bx> { } } mir::CastKind::DynStar => { - let data = match operand.val { + let (lldata, llextra) = match operand.val { OperandValue::Ref(_, _, _) => todo!(), - OperandValue::Immediate(v) => v, - OperandValue::Pair(_, _) => todo!(), + OperandValue::Immediate(v) => (v, None), + OperandValue::Pair(v, l) => (v, Some(l)), }; - let trait_ref = - if let ty::Dynamic(data, _, ty::DynStar) = cast.ty.kind() { - data.principal() - } else { - bug!("Only valid to do a DynStar cast into a DynStar type") - }; - let vtable = get_vtable(bx.cx(), source.ty(self.mir, bx.tcx()), trait_ref); - OperandValue::Pair(data, vtable) + let (lldata, llextra) = + base::cast_to_dyn_star(&mut bx, lldata, operand.layout, cast.ty, llextra); + OperandValue::Pair(lldata, llextra) } mir::CastKind::Pointer( PointerCast::MutToConstPointer | PointerCast::ArrayToPointer, ) - | mir::CastKind::Misc + | mir::CastKind::IntToInt + | mir::CastKind::FloatToInt + | mir::CastKind::FloatToFloat + | mir::CastKind::IntToFloat + | mir::CastKind::PtrToPtr + | mir::CastKind::FnPtrToPtr + // Since int2ptr can have arbitrary integer types as input (so we have to do // sign extension and all that), it is currently best handled in the same code // path as the other integer-to-X casts. -- cgit v1.2.3