File: constant-folding.mlir

package info (click to toggle)
swiftlang 6.0.3-2
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 2,519,992 kB
  • sloc: cpp: 9,107,863; ansic: 2,040,022; asm: 1,135,751; python: 296,500; objc: 82,456; f90: 60,502; lisp: 34,951; pascal: 19,946; sh: 18,133; perl: 7,482; ml: 4,937; javascript: 4,117; makefile: 3,840; awk: 3,535; xml: 914; fortran: 619; cs: 573; ruby: 573
file content (53 lines) | stat: -rw-r--r-- 1,601 bytes parent folder | download | duplicates (3)
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
51
52
53
// RUN: mlir-opt %s --pass-pipeline="builtin.module(llvm.func(canonicalize))" --split-input-file | FileCheck %s

// CHECK-LABEL: llvm.func @zext_basic
llvm.func @zext_basic() -> i64 {
  %0 = llvm.mlir.constant(1 : i32) : i32
  %1 = llvm.zext %0 : i32 to i64
  // CHECK: %[[RES:.*]] = llvm.mlir.constant(1 : i64) : i64
  // CHECK: llvm.return %[[RES]] : i64
  llvm.return %1 : i64
}

// CHECK-LABEL: llvm.func @zext_neg
llvm.func @zext_neg() -> i64 {
  %0 = llvm.mlir.constant(-1 : i32) : i32
  %1 = llvm.zext %0 : i32 to i64
  // CHECK: %[[RES:.*]] = llvm.mlir.constant(4294967295 : i64) : i64
  // CHECK: llvm.return %[[RES]] : i64
  llvm.return %1 : i64
}

// -----

// CHECK-LABEL: llvm.func @shl_basic
llvm.func @shl_basic() -> i32 {
  %0 = llvm.mlir.constant(1 : i32) : i32
  %1 = llvm.mlir.constant(1 : i32) : i32
  %2 = llvm.shl %0, %1 : i32
  // CHECK: %[[RES:.*]] = llvm.mlir.constant(2 : i32) : i32
  // CHECK: llvm.return %[[RES]] : i32
  llvm.return %2 : i32
}

// CHECK-LABEL: llvm.func @shl_multiple
llvm.func @shl_multiple() -> i32 {
  %0 = llvm.mlir.constant(45 : i32) : i32
  %1 = llvm.mlir.constant(7 : i32) : i32
  %2 = llvm.shl %0, %1 : i32
  // CHECK: %[[RES:.*]] = llvm.mlir.constant(5760 : i32) : i32
  // CHECK: llvm.return %[[RES]] : i32
  llvm.return %2 : i32
}

// -----

// CHECK-LABEL: llvm.func @or_basic
llvm.func @or_basic() -> i32 {
  %0 = llvm.mlir.constant(5 : i32) : i32
  %1 = llvm.mlir.constant(9 : i32) : i32
  %2 = llvm.or %0, %1 : i32
  // CHECK: %[[RES:.*]] = llvm.mlir.constant(13 : i32) : i32
  // CHECK: llvm.return %[[RES]] : i32
  llvm.return %2 : i32
}