WebAssemblyInstrMemory.td revision 286425 
1// WebAssemblyInstrMemory.td-WebAssembly Memory codegen support -*- tablegen -*-
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9///
10/// \file
11/// \brief WebAssembly Memory operand code-gen constructs.
12///
13//===----------------------------------------------------------------------===//
14
15/*
16 * TODO(jfb): Add the following.
17 * Each has optional alignment and immediate byte offset.
18 *
19 * int32.load_sx[int8]: sign-extend to int32
20 * int32.load_sx[int16]: sign-extend to int32
21 * int32.load_zx[int8]: zero-extend to int32
22 * int32.load_zx[int16]: zero-extend to int32
23 * int32.load[int32]: (no conversion)
24 * int64.load_sx[int8]: sign-extend to int64
25 * int64.load_sx[int16]: sign-extend to int64
26 * int64.load_sx[int32]: sign-extend to int64
27 * int64.load_zx[int8]: zero-extend to int64
28 * int64.load_zx[int16]: zero-extend to int64
29 * int64.load_zx[int32]: zero-extend to int64
30 * int64.load[int64]: (no conversion)
31 * float32.load[float32]: (no conversion)
32 * float64.load[float64]: (no conversion)
33 * 
34 * int32.store[int8]: wrap int32 to int8
35 * int32.store[int16]: wrap int32 to int16
36 * int32.store[int32]: (no conversion)
37 * int64.store[int8]: wrap int64 to int8
38 * int64.store[int16]: wrap int64 to int16
39 * int64.store[int32]: wrap int64 to int32
40 * int64.store[int64]: (no conversion)
41 * float32.store[float32]: (no conversion)
42 * float64.store[float64]: (no conversion)
43 * 
44 * load_global: load the value of a given global variable
45 * store_global: store a given value to a given global variable
46 */
47