llvm/test/CodeGen/Hexagon/inline-division.ll


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

; Test for checking division is inlined or not in case of Os.
; RUN: llc -O2 -mtriple=hexagon < %s | FileCheck %s

define dso_local i32 @testInt(i32 %a, i32 %b) local_unnamed_addr  {
entry:
;CHECK: call __hexagon_divsi3
  %div = sdiv i32 %a, %b
  %conv = sitofp i32 %div to float
  %conv1 = fptosi float %conv to i32
  ret i32 %conv1
}

define dso_local float @testFloat(float %a, float %b) local_unnamed_addr  {
entry:
;CHECK-NOT: call __hexagon_divsf3
;CHECK: sfrecipa
;CHECK: sffixupn
;CHEKC: and
;CHECK: sfmpy
  %div = fdiv float %a, %b
  ret float %div
}

define dso_local double @testDouble(double %a, double %b) local_unnamed_addr  {
entry:
;CHECK: call __hexagon_divdf3
  %div = fdiv double %a, %b
  ret double %div
}