File: defmclass.td

package info (click to toggle)
llvm-toolchain-9 1%3A9.0.1-16
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 882,436 kB
  • sloc: cpp: 4,167,636; ansic: 714,256; asm: 457,610; python: 155,927; objc: 65,094; sh: 42,856; lisp: 26,908; perl: 7,786; pascal: 7,722; makefile: 6,881; ml: 5,581; awk: 3,648; cs: 2,027; xml: 888; javascript: 381; ruby: 156
file content (50 lines) | stat: -rw-r--r-- 845 bytes parent folder | download | duplicates (24)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
// RUN: llvm-tblgen %s | FileCheck %s
// XFAIL: vg_leak

class XD { bits<4> Prefix = 11; }
// CHECK: Prefix = { 1, 1, 0, 0 };
class XS { bits<4> Prefix = 12; }
class VEX { bit hasVEX_4VPrefix = 1; }

def xd : XD;

class BaseI {
  bits<4> Prefix = 0;
  bit hasVEX_4VPrefix = 0;
}

class I<bits<4> op> : BaseI {
  bits<4> opcode = op;
  int val = !if(!eq(Prefix, xd.Prefix), 7, 21);
  int check = !if(hasVEX_4VPrefix, 0, 10);
}

multiclass R {
  def rr : I<4>;
}

multiclass M {
  def rm : I<2>;
}

multiclass Y {
  defm SS : R, M, XD;
// CHECK: Prefix = { 1, 1, 0, 0 };
// CHECK: Prefix = { 1, 1, 0, 0 };
  defm SD : R, M, XS;
}

// CHECK: int check = 0;
defm Instr : Y, VEX;


// Anonymous defm.

multiclass SomeAnonymous<int x> {
  def rm;
  def mr;
}

// These multiclasses shouldn't conflict.
defm : SomeAnonymous<1>;
defm : SomeAnonymous<2>;