File: div_cte.ll

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 (45 lines) | stat: -rw-r--r-- 2,338 bytes parent folder | download | duplicates (13)
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
; RUN: opt -cost-model -analyze -mtriple=aarch64-linux-gnu -mattr=+neon < %s | FileCheck %s

; Verify the cost of integer division by constant.

define <16 x i8> @sdiv8xi16(<16 x i8> %x) {
; CHECK-LABEL: 'Cost Model Analysis' for function 'sdiv8xi16':
; CHECK: Found an estimated cost of 9 for instruction: %div = sdiv <16 x i8> %x, <i8 9, i8 9, i8 9, i8 9, i8 9, i8 9, i8 9, i8 9, i8 9, i8 9, i8 9, i8 9, i8 9, i8 9, i8 9, i8 9>
  %div = sdiv <16 x i8> %x, <i8 9, i8 9, i8 9, i8 9, i8 9, i8 9, i8 9, i8 9, i8 9, i8 9, i8 9, i8 9, i8 9, i8 9, i8 9, i8 9>
  ret <16 x i8> %div
}

define <8 x i16> @sdiv16xi8(<8 x i16> %x) {
; CHECK-LABEL: 'Cost Model Analysis' for function 'sdiv16xi8':
; CHECK: Found an estimated cost of 9 for instruction: %div = sdiv <8 x i16> %x, <i16 9, i16 9, i16 9, i16 9, i16 9, i16 9, i16 9, i16 9>
  %div = sdiv <8 x i16> %x, <i16 9, i16 9, i16 9, i16 9, i16 9, i16 9, i16 9, i16 9>
  ret <8 x i16> %div
}

define <4 x i32> @sdiv32xi4(<4 x i32> %x) {
; CHECK-LABEL: 'Cost Model Analysis' for function 'sdiv32xi4':
; CHECK: Found an estimated cost of 9 for instruction: %div = sdiv <4 x i32> %x, <i32 9, i32 9, i32 9, i32 9>
  %div = sdiv <4 x i32> %x, <i32 9, i32 9, i32 9, i32 9>
  ret <4 x i32> %div
}

define <16 x i8> @udiv8xi16(<16 x i8> %x) {
; CHECK-LABEL: 'Cost Model Analysis' for function 'udiv8xi16':
; CHECK: Found an estimated cost of 9 for instruction: %div = udiv <16 x i8> %x, <i8 9, i8 9, i8 9, i8 9, i8 9, i8 9, i8 9, i8 9, i8 9, i8 9, i8 9, i8 9, i8 9, i8 9, i8 9, i8 9>
  %div = udiv <16 x i8> %x, <i8 9, i8 9, i8 9, i8 9, i8 9, i8 9, i8 9, i8 9, i8 9, i8 9, i8 9, i8 9, i8 9, i8 9, i8 9, i8 9>
  ret <16 x i8> %div
}

define <8 x i16> @udiv16xi8(<8 x i16> %x) {
; CHECK-LABEL: 'Cost Model Analysis' for function 'udiv16xi8':
; CHECK: Found an estimated cost of 9 for instruction:   %div = udiv <8 x i16> %x, <i16 9, i16 9, i16 9, i16 9, i16 9, i16 9, i16 9, i16 9>
  %div = udiv <8 x i16> %x, <i16 9, i16 9, i16 9, i16 9, i16 9, i16 9, i16 9, i16 9>
  ret <8 x i16> %div
}

define <4 x i32> @udiv32xi4(<4 x i32> %x) {
; CHECK-LABEL: Printing analysis 'Cost Model Analysis' for function 'udiv32xi4':
; CHECK: Found an estimated cost of 9 for instruction:   %div = udiv <4 x i32> %x, <i32 9, i32 9, i32 9, i32 9>
  %div = udiv <4 x i32> %x, <i32 9, i32 9, i32 9, i32 9>
  ret <4 x i32> %div
}