xref: /llvm-project/llvm/test/CodeGen/Hexagon/tc_duplex.ll (revision 2208c97c1bec2512d4e47b6223db6d95a7037956)
1; RUN: llc -mtriple=hexagon -mattr=+duplex -mcpu=hexagonv67t < %s | FileCheck %s
2
3; Check that we generate two memory operations in tiny core if duplexes
4; are enabled.
5
6; CHECK: {
7; CHECK: memw
8; CHECK-NEXT: memw
9; CHECK: }
10; CHECK: {
11; CHECK: memw
12; CHECK-NEXT: memw
13; CHECK: }
14
15define i32 @test(ptr noalias nocapture readonly %a, ptr noalias nocapture readonly %b, i32 %n) local_unnamed_addr #0 {
16entry:
17  %0 = load i32, ptr %a, align 4
18  %1 = load i32, ptr %b, align 4
19  %mul = mul nsw i32 %1, %0
20  %arrayidx.inc = getelementptr i32, ptr %a, i32 1
21  %arrayidx1.inc = getelementptr i32, ptr %b, i32 1
22  %2 = load i32, ptr %arrayidx.inc, align 4
23  %3 = load i32, ptr %arrayidx1.inc, align 4
24  %mul.1 = mul nsw i32 %3, %2
25  %add.1 = add nsw i32 %mul.1, %mul
26  ret i32 %add.1
27}
28