Struct rustc_mir_transform::instsimplify::InstSimplifyContext

struct InstSimplifyContext<'tcx, 'a> {
    tcx: TyCtxt<'tcx>,
    local_decls: &'a LocalDecls<'tcx>,
    param_env: ParamEnv<'tcx>,
}

Fields

tcx: TyCtxt<'tcx>

local_decls: &'a LocalDecls<'tcx>

param_env: ParamEnv<'tcx>

Implementations

impl<'tcx> InstSimplifyContext<'tcx, '_>

fn should_simplify( &self, source_info: &SourceInfo, rvalue: &Rvalue<'tcx>, ) -> bool

fn should_simplify_custom( &self, source_info: &SourceInfo, label: &str, value: impl Debug, ) -> bool

fn simplify_bool_cmp(&self, source_info: &SourceInfo, rvalue: &mut Rvalue<'tcx>)

Transform boolean comparisons into logical operations.

fn try_eval_bool(&self, a: &Operand<'_>) -> Option<bool>

fn simplify_ref_deref( &self, source_info: &SourceInfo, rvalue: &mut Rvalue<'tcx>, )

Transform &(*a) ==> a.

fn simplify_len(&self, source_info: &SourceInfo, rvalue: &mut Rvalue<'tcx>)

Transform Len([_; N]) ==> N.

fn simplify_ptr_aggregate( &self, source_info: &SourceInfo, rvalue: &mut Rvalue<'tcx>, )

Transform Aggregate(RawPtr, [p, ()]) ==> Cast(PtrToPtr, p).

fn simplify_ub_check(&self, source_info: &SourceInfo, rvalue: &mut Rvalue<'tcx>)

fn simplify_cast(&self, rvalue: &mut Rvalue<'tcx>)

fn simplify_primitive_clone( &self, terminator: &mut Terminator<'tcx>, statements: &mut Vec<Statement<'tcx>>, )

fn simplify_nounwind_call(&self, terminator: &mut Terminator<'tcx>)

fn simplify_intrinsic_assert(&self, terminator: &mut Terminator<'tcx>)

Layout

Note: Most layout information is completely unstable and may even differ between compilations. The only exception is types with certain repr(...) attributes. Please see the Rust Reference's “Type Layout” chapter for details on type layout guarantees.

Size: 32 bytes