xref: /llvm-project/llvm/test/CodeGen/Hexagon/isel-global-offset-alignment.ll (revision 2208c97c1bec2512d4e47b6223db6d95a7037956)
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc -mtriple=hexagon < %s | FileCheck %s
3
4; This should compile without errors, and the offsets with respect to the
5; beginning of the global "array" don't need to be multiples of 8.
6
7target datalayout = "e-m:e-p:32:32:32-a:0-n16:32-i64:64:64-i32:32:32-i16:16:16-i1:8:8-f32:32:32-f64:64:64-v32:32:32-v64:64:64-v512:512:512-v1024:1024:1024-v2048:2048:2048"
8target triple = "hexagon"
9
10@array = external global [1000000 x i16], align 8
11
12define void @fred(i1 %x) #0 {
13; CHECK-LABEL: fred:
14; CHECK:       // %bb.0: // %b0
15; CHECK-NEXT:    {
16; CHECK-NEXT:     p0 = tstbit(r0,#0)
17; CHECK-NEXT:     if (!p0.new) r2 = #1024
18; CHECK-NEXT:     if (p0.new) r2 = #0
19; CHECK-NEXT:     r5:4 = combine(#0,#0)
20; CHECK-NEXT:    }
21; CHECK-NEXT:    {
22; CHECK-NEXT:     memd(r2+##array+184) = r5:4
23; CHECK-NEXT:     memd(r2+##array+176) = r5:4
24; CHECK-NEXT:    }
25; CHECK-NEXT:    {
26; CHECK-NEXT:     jumpr r31
27; CHECK-NEXT:    }
28b0:
29  br i1 %x, label %b3, label %b1
30
31b1:                                               ; preds = %b0
32  %v2 = add i32 0, 512
33  br label %b3
34
35b3:                                               ; preds = %b1, %b0
36  %v4 = phi i32 [ 0, %b0 ], [ %v2, %b1 ]
37  %v5 = or i32 %v4, 1
38  %v6 = add nsw i32 %v5, -1
39  %v7 = getelementptr inbounds [1000000 x i16], ptr @array, i32 0, i32 %v6
40  %v8 = getelementptr i16, ptr %v7, i32 88
41  store <8 x i16> zeroinitializer, ptr %v8, align 8
42  ret void
43}
44
45attributes #0 = { norecurse nounwind }
46