• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1; RUN: llc -march=hexagon < %s | FileCheck %s
2; CHECK: r{{[0-9]+}} = sub(r{{[0-9]+}}.{{L|l}},r{{[0-9]+}}.{{L|l}}):<<16
3
4; Function Attrs: nounwind readnone
5define i64 @f0(i64 %a0, i16 zeroext %a1, i16 zeroext %a2) #0 {
6b0:
7  %v0 = zext i16 %a1 to i32
8  %v1 = zext i16 %a2 to i32
9  %v2 = sub nsw i32 %v0, %v1
10  %v3 = shl i32 %v2, 16
11  %v4 = icmp slt i32 %v3, 65536
12  %v5 = ashr exact i32 %v3, 16
13  %v6 = select i1 %v4, i32 1, i32 %v5
14  %v7 = icmp sgt i32 %v6, 4
15  %v8 = add i32 %v6, 65535
16  %v9 = shl i64 %a0, 2
17  %v10 = and i32 %v8, 65535
18  %v11 = zext i32 %v10 to i64
19  %v12 = select i1 %v7, i64 3, i64 %v11
20  %v13 = or i64 %v12, %v9
21  ret i64 %v13
22}
23
24attributes #0 = { nounwind readnone }
25