src/librustc_codegen_llvm/interfaces/builder.rs

   1 // Copyright 2018 The Rust Project Developers. See the COPYRIGHT
   2 // file at the top-level directory of this distribution and at
   3 // http://rust-lang.org/COPYRIGHT.
   4 //
   5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
   6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
   7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
   8 // option. This file may not be copied, modified, or distributed
   9 // except according to those terms.
  10
  11 use common::*;
  12 use libc::c_char;
  13 use rustc::ty::TyCtxt;
  14 use rustc::ty::layout::{Align, Size};
  15 use rustc::session::Session;
  16 use builder::MemFlags;
  17 use super::backend::Backend;
  18
  19 use std::borrow::Cow;
  20 use std::ops::Range;
  21 use syntax::ast::AsmDialect;
  22
  23
  24
  25 pub trait BuilderMethods<'a, 'll :'a, 'tcx: 'll> : Backend {
  26
  27     fn new_block<'b>(
  28         cx: &'a CodegenCx<'ll, 'tcx, Self::Value>,
  29         llfn: Self::Value,
  30         name: &'b str
  31     ) -> Self;
  32     fn with_cx(cx: &'a CodegenCx<'ll, 'tcx, Self::Value>) -> Self;
  33     fn build_sibling_block<'b>(&self, name: &'b str) -> Self;
  34     fn sess(&self) -> &Session;
  35     fn cx(&self) -> &'a CodegenCx<'ll, 'tcx, Self::Value>;
  36     fn tcx(&self) -> TyCtxt<'a, 'tcx, 'tcx>;
  37     fn llfn(&self) -> Self::Value;
  38     fn llbb(&self) -> Self::BasicBlock;
  39     fn count_insn(&self, category: &str);
  40
  41     fn set_value_name(&self, value: Self::Value, name: &str);
  42     fn position_at_end(&self, llbb: Self::BasicBlock);
  43     fn position_at_start(&self, llbb: Self::BasicBlock);
  44     fn ret_void(&self);
  45     fn ret(&self, v: Self::Value);
  46     fn br(&self, dest: Self::BasicBlock);
  47     fn cond_br(
  48         &self,
  49         cond: Self::Value,
  50         then_llbb: Self::BasicBlock,
  51         else_llbb: Self::BasicBlock,
  52     );
  53     fn switch(
  54         &self,
  55         v: Self::Value,
  56         else_llbb: Self::BasicBlock,
  57         num_cases: usize,
  58     ) -> Self::Value;
  59     fn invoke(
  60         &self,
  61         llfn: Self::Value,
  62         args: &[Self::Value],
  63         then: Self::BasicBlock,
  64         catch: Self::BasicBlock,
  65         bundle: Option<&OperandBundleDef<'ll, Self::Value>>
  66     ) -> Self::Value;
  67     fn unreachable(&self);
  68     fn add(&self, lhs: Self::Value, rhs: Self::Value) -> Self::Value;
  69     fn fadd(&self, lhs: Self::Value, rhs: Self::Value) -> Self::Value;
  70     fn fadd_fast(&self, lhs: Self::Value, rhs: Self::Value) -> Self::Value;
  71     fn sub(&self, lhs: Self::Value, rhs: Self::Value) -> Self::Value;
  72     fn fsub(&self, lhs: Self::Value, rhs: Self::Value) -> Self::Value;
  73     fn fsub_fast(&self, lhs: Self::Value, rhs: Self::Value) -> Self::Value;
  74     fn mul(&self, lhs: Self::Value, rhs: Self::Value) -> Self::Value;
  75     fn fmul(&self, lhs: Self::Value, rhs: Self::Value) -> Self::Value;
  76     fn fmul_fast(&self, lhs: Self::Value, rhs: Self::Value) -> Self::Value;
  77     fn udiv(&self, lhs: Self::Value, rhs: Self::Value) -> Self::Value;
  78     fn exactudiv(&self, lhs: Self::Value, rhs: Self::Value) -> Self::Value;
  79     fn sdiv(&self, lhs: Self::Value, rhs: Self::Value) -> Self::Value;
  80     fn exactsdiv(&self, lhs: Self::Value, rhs: Self::Value) -> Self::Value;
  81     fn fdiv(&self, lhs: Self::Value, rhs: Self::Value) -> Self::Value;
  82     fn fdiv_fast(&self, lhs: Self::Value, rhs: Self::Value) -> Self::Value;
  83     fn urem(&self, lhs: Self::Value, rhs: Self::Value) -> Self::Value;
  84     fn srem(&self, lhs: Self::Value, rhs: Self::Value) -> Self::Value;
  85     fn frem(&self, lhs: Self::Value, rhs: Self::Value) -> Self::Value;
  86     fn frem_fast(&self, lhs: Self::Value, rhs: Self::Value) -> Self::Value;
  87     fn shl(&self, lhs: Self::Value, rhs: Self::Value) -> Self::Value;
  88     fn lshr(&self, lhs: Self::Value, rhs: Self::Value) -> Self::Value;
  89     fn ashr(&self, lhs: Self::Value, rhs: Self::Value) -> Self::Value;
  90     fn and(&self, lhs: Self::Value, rhs: Self::Value) -> Self::Value;
  91     fn or(&self, lhs: Self::Value, rhs: Self::Value) -> Self::Value;
  92     fn xor(&self, lhs: Self::Value, rhs: Self::Value) -> Self::Value;
  93     fn neg(&self, v: Self::Value) -> Self::Value;
  94     fn fneg(&self, v: Self::Value) -> Self::Value;
  95     fn not(&self, v: Self::Value) -> Self::Value;
  96
  97     fn alloca(&self, ty: Self::Type, name: &str, align: Align) -> Self::Value;
  98     fn dynamic_alloca(&self, ty: Self::Type, name: &str, align: Align) -> Self::Value;
  99     fn array_alloca(
 100         &self,
 101         ty: Self::Type,
 102         len: Self::Value,
 103         name: &str,
 104         align: Align
 105     ) -> Self::Value;
 106
 107     fn load(&self, ptr: Self::Value, align: Align) -> Self::Value;
 108     fn volatile_load(&self, ptr: Self::Value) -> Self::Value;
 109     fn atomic_load(&self, ptr: Self::Value, order: AtomicOrdering, size: Size) -> Self::Value;
 110
 111     fn range_metadata(&self, load: Self::Value, range: Range<u128>);
 112     fn nonnull_metadata(&self, load: Self::Value);
 113
 114     fn store(&self, val: Self::Value, ptr: Self::Value, align: Align) -> Self::Value;
 115     fn store_with_flags(
 116         &self,
 117         val: Self::Value,
 118         ptr: Self::Value,
 119         align: Align,
 120         flags: MemFlags,
 121     ) -> Self::Value;
 122     fn atomic_store(
 123         &self,
 124         val: Self::Value,
 125         ptr: Self::Value,
 126         order: AtomicOrdering,
 127         size: Size
 128     );
 129
 130     fn gep(&self, ptr: Self::Value, indices: &[Self::Value]) -> Self::Value;
 131     fn inbounds_gep(&self, ptr: Self::Value, indices: &[Self::Value]) -> Self::Value;
 132     fn struct_gep(&self, ptr: Self::Value, idx: u64) -> Self::Value;
 133
 134     fn trunc(&self, val: Self::Value, dest_ty: Self::Type) -> Self::Value;
 135     fn sext(&self, val: Self::Value, dest_ty: Self::Type) -> Self::Value;
 136     fn fptoui(&self, val: Self::Value, dest_ty: Self::Type) -> Self::Value;
 137     fn fptosi(&self, val: Self::Value, dest_ty: Self::Type) -> Self::Value;
 138     fn uitofp(&self, val: Self::Value, dest_ty: Self::Type) -> Self::Value;
 139     fn sitofp(&self, val: Self::Value, dest_ty: Self::Type) -> Self::Value;
 140     fn fptrunc(&self, val: Self::Value, dest_ty: Self::Type) -> Self::Value;
 141     fn fpext(&self, val: Self::Value, dest_ty: Self::Type) -> Self::Value;
 142     fn ptrtoint(&self, val: Self::Value, dest_ty: Self::Type) -> Self::Value;
 143     fn inttoptr(&self, val: Self::Value, dest_ty: Self::Type) -> Self::Value;
 144     fn bitcast(&self, val: Self::Value, dest_ty: Self::Type) -> Self::Value;
 145     fn intcast(&self, val: Self::Value, dest_ty: Self::Type, is_signed: bool) -> Self::Value;
 146     fn pointercast(&self, val: Self::Value, dest_ty: Self::Type) -> Self::Value;
 147
 148     fn icmp(&self, op: IntPredicate, lhs: Self::Value, rhs: Self::Value) -> Self::Value;
 149     fn fcmp(&self, op: RealPredicate, lhs: Self::Value, rhs: Self::Value) -> Self::Value;
 150
 151     fn empty_phi(&self, ty: Self::Type) -> Self::Value;
 152     fn phi(&self, ty: Self::Type, vals: &[Self::Value], bbs: &[Self::BasicBlock]) -> Self::Value;
 153     fn inline_asm_call(
 154         &self,
 155         asm: *const c_char,
 156         cons: *const c_char,
 157         inputs: &[Self::Value],
 158         output: Self::Type,
 159         volatile: bool,
 160         alignstack: bool,
 161         dia: AsmDialect
 162     ) -> Option<Self::Value>;
 163
 164
 165     fn memcpy(&self, dst: Self::Value, dst_align: u64,
 166                   src: Self::Value, src_align: u64,
 167                   size: Self::Value, is_volatile: bool) -> Self::Value;
 168     fn memmove(&self, dst: Self::Value, dst_align: u64,
 169                   src: Self::Value, src_align: u64,
 170                   size: Self::Value, is_volatile: bool) -> Self::Value;
 171
 172     fn minnum(&self, lhs: Self::Value, rhs: Self::Value) -> Self::Value;
 173     fn maxnum(&self, lhs: Self::Value, rhs: Self::Value) -> Self::Value;
 174     fn select(
 175         &self, cond: Self::Value,
 176         then_val: Self::Value,
 177         else_val: Self::Value,
 178     ) -> Self::Value;
 179
 180     fn va_arg(&self, list: Self::Value, ty: Self::Type) -> Self::Value;
 181     fn extract_element(&self, vec: Self::Value, idx: Self::Value) -> Self::Value;
 182     fn insert_element(
 183         &self, vec: Self::Value,
 184         elt: Self::Value,
 185         idx: Self::Value,
 186     ) -> Self::Value;
 187     fn shuffle_vector(&self, v1: Self::Value, v2: Self::Value, mask: Self::Value) -> Self::Value;
 188     fn vector_splat(&self, num_elts: usize, elt: Self::Value) -> Self::Value;
 189     fn vector_reduce_fadd_fast(&self, acc: Self::Value, src: Self::Value) -> Self::Value;
 190     fn vector_reduce_fmul_fast(&self, acc: Self::Value, src: Self::Value) -> Self::Value;
 191     fn vector_reduce_add(&self, src: Self::Value) -> Self::Value;
 192     fn vector_reduce_mul(&self, src: Self::Value) -> Self::Value;
 193     fn vector_reduce_and(&self, src: Self::Value) -> Self::Value;
 194     fn vector_reduce_or(&self, src: Self::Value) -> Self::Value;
 195     fn vector_reduce_xor(&self, src: Self::Value) -> Self::Value;
 196     fn vector_reduce_fmin(&self, src: Self::Value) -> Self::Value;
 197     fn vector_reduce_fmax(&self, src: Self::Value) -> Self::Value;
 198     fn vector_reduce_fmin_fast(&self, src: Self::Value) -> Self::Value;
 199     fn vector_reduce_fmax_fast(&self, src: Self::Value) -> Self::Value;
 200     fn vector_reduce_min(&self, src: Self::Value, is_signed: bool) -> Self::Value;
 201     fn vector_reduce_max(&self, src: Self::Value, is_signed: bool) -> Self::Value;
 202     fn extract_value(&self, agg_val: Self::Value, idx: u64) -> Self::Value;
 203     fn insert_value(
 204         &self,
 205         agg_val: Self::Value,
 206         elt: Self::Value,
 207         idx: u64
 208     ) -> Self::Value;
 209
 210     fn landing_pad(
 211         &self,
 212         ty: Self::Type,
 213         pers_fn: Self::Value,
 214         num_clauses: usize
 215     ) -> Self::Value;
 216     fn add_clause(&self, landing_pad: Self::Value, clause: Self::Value);
 217     fn set_cleanup(&self, landing_pad: Self::Value);
 218     fn resume(&self, exn: Self::Value) -> Self::Value;
 219     fn cleanup_pad(
 220         &self,
 221         parent: Option<Self::Value>,
 222         args: &[Self::Value]
 223     ) -> Self::Value;
 224     fn cleanup_ret(
 225         &self, cleanup: Self::Value,
 226         unwind: Option<Self::BasicBlock>,
 227     ) -> Self::Value;
 228     fn catch_pad(
 229         &self,
 230         parent: Self::Value,
 231         args: &[Self::Value]
 232     ) -> Self::Value;
 233     fn catch_ret(&self, pad: Self::Value, unwind: Self::BasicBlock) -> Self::Value;
 234     fn catch_switch(
 235         &self,
 236         parent: Option<Self::Value>,
 237         unwind: Option<Self::BasicBlock>,
 238         num_handlers: usize,
 239     ) -> Self::Value;
 240     fn add_handler(&self, catch_switch: Self::Value, handler: Self::BasicBlock);
 241     fn set_personality_fn(&self, personality: Self::Value);
 242
 243     fn atomic_cmpxchg(
 244         &self,
 245         dst: Self::Value,
 246         cmp: Self::Value,
 247         src: Self::Value,
 248         order: AtomicOrdering,
 249         failure_order: AtomicOrdering,
 250         weak: bool,
 251     ) -> Self::Value;
 252     fn atomic_rmw(
 253         &self,
 254         op: AtomicRmwBinOp,
 255         dst: Self::Value,
 256         src: Self::Value,
 257         order: AtomicOrdering,
 258     ) -> Self::Value;
 259     fn atomic_fence(&self, order: AtomicOrdering, scope: SynchronizationScope);
 260     fn add_case(&self, s: Self::Value, on_val: Self::Value, dest: Self::BasicBlock);
 261     fn add_incoming_to_phi(&self, phi: Self::Value, val: Self::Value, bb: Self::BasicBlock);
 262     fn set_invariant_load(&self, load: Self::Value);
 263
 264     fn check_store(
 265         &self,
 266         val: Self::Value,
 267         ptr: Self::Value
 268     ) -> Self::Value;
 269     fn check_call<'b>(
 270         &self,
 271         typ: &str,
 272         llfn: Self::Value,
 273         args: &'b [Self::Value]
 274     ) -> Cow<'b, [Self::Value]> where [Self::Value] : ToOwned;
 275     fn lifetime_start(&self, ptr: Self::Value, size: Size);
 276     fn lifetime_end(&self, ptr: Self::Value, size: Size);
 277
 278     fn call_lifetime_intrinsic(&self, intrinsic: &str, ptr: Self::Value, size: Size);
 279
 280     fn call(&self, llfn: Self::Value, args: &[Self::Value],
 281                 bundle: Option<&OperandBundleDef<'ll, Self::Value>>) -> Self::Value;
 282     fn zext(&self, val: Self::Value, dest_ty: Self::Type) -> Self::Value;
 283 }