• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1; RUN: llc -mcpu=pwr7 < %s | FileCheck %s
2target datalayout = "E-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-f128:128:128-v128:128:128-n32:64"
3target triple = "powerpc64-unknown-linux-gnu"
4
5declare <4 x i32> @llvm.ppc.altivec.lvx(i8*) #1
6
7define <4 x i32> @test1(<4 x i32>* %h) #0 {
8entry:
9  %h1 = getelementptr <4 x i32>, <4 x i32>* %h, i64 1
10  %hv = bitcast <4 x i32>* %h1 to i8*
11  %vl = call <4 x i32> @llvm.ppc.altivec.lvx(i8* %hv)
12
13  %v0 = load <4 x i32>, <4 x i32>* %h, align 8
14
15  %a = add <4 x i32> %v0, %vl
16  ret <4 x i32> %a
17
18; CHECK-LABEL: @test1
19; CHECK: li [[REG:[0-9]+]], 16
20; CHECK-NOT: li {{[0-9]+}}, 15
21; CHECK-DAG: lvx {{[0-9]+}}, 0, 3
22; CHECK-DAG: lvx {{[0-9]+}}, 3, [[REG]]
23; CHECK: blr
24}
25
26declare void @llvm.ppc.altivec.stvx(<4 x i32>, i8*) #0
27
28define <4 x i32> @test2(<4 x i32>* %h, <4 x i32> %d) #0 {
29entry:
30  %h1 = getelementptr <4 x i32>, <4 x i32>* %h, i64 1
31  %hv = bitcast <4 x i32>* %h1 to i8*
32  call void @llvm.ppc.altivec.stvx(<4 x i32> %d, i8* %hv)
33
34  %v0 = load <4 x i32>, <4 x i32>* %h, align 8
35
36  ret <4 x i32> %v0
37
38; CHECK-LABEL: @test2
39; CHECK: li [[REG:[0-9]+]], 16
40; CHECK-NOT: li {{[0-9]+}}, 15
41; CHECK-DAG: lvx {{[0-9]+}}, 0, 3
42; CHECK-DAG: lvx {{[0-9]+}}, 3, [[REG]]
43; CHECK: blr
44}
45
46attributes #0 = { nounwind }
47attributes #1 = { nounwind readonly }
48
49