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Prepare struct_gep for opaque pointers

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Imlement struct_gep using LLVMBuildStructGEP2 which takes an explicit
type argument instead of deriving it from a pointer type.
This commit is contained in:
Tomasz Miąsko
2021-08-01 00:00:00 +00:00
parent 87d713ff2b
commit 838042aa4e
6 changed files with 20 additions and 12 deletions
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compiler/rustc_codegen_ssa/src/traits/builder.rs
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@@ -178,7 +178,7 @@ pub trait BuilderMethods<'a, 'tcx>:
fn gep(&mut self, ptr: Self::Value, indices: &[Self::Value]) -> Self::Value;
fn inbounds_gep(&mut self, ptr: Self::Value, indices: &[Self::Value]) -> Self::Value;
fn struct_gep(&mut self, ptr: Self::Value, idx: u64) -> Self::Value;
fn struct_gep(&mut self, ty: Self::Type, ptr: Self::Value, idx: u64) -> Self::Value;
fn trunc(&mut self, val: Self::Value, dest_ty: Self::Type) -> Self::Value;
fn sext(&mut self, val: Self::Value, dest_ty: Self::Type) -> Self::Value;