| Hal Finkel | 83c9796 | 2012-04-14 07:32:50 +0000 | [diff] [blame] | 1 | target 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-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128" |
| 2 | ; RUN: opt < %s -bb-vectorize -bb-vectorize-req-chain-depth=2 -instcombine -gvn -S | FileCheck %s |
| 3 | |
| 4 | ; Make sure that things (specifically getelementptr) are not connected to loads |
| 5 | ; and stores via the address operand (which would be bad because the address |
| 6 | ; is really a scalar even after vectorization) |
| 7 | define i64 @test2(i64 %a) nounwind uwtable readonly { |
| 8 | entry: |
| 9 | %a1 = inttoptr i64 %a to i64* |
| David Blaikie | 79e6c74 | 2015-02-27 19:29:02 +0000 | [diff] [blame] | 10 | %a2 = getelementptr i64, i64* %a1, i64 1 |
| 11 | %a3 = getelementptr i64, i64* %a1, i64 2 |
| David Blaikie | a79ac14 | 2015-02-27 21:17:42 +0000 | [diff] [blame] | 12 | %v2 = load i64, i64* %a2, align 8 |
| 13 | %v3 = load i64, i64* %a3, align 8 |
| Hal Finkel | 83c9796 | 2012-04-14 07:32:50 +0000 | [diff] [blame] | 14 | %v2a = add i64 %v2, 5 |
| 15 | %v3a = add i64 %v3, 7 |
| 16 | store i64 %v2a, i64* %a2, align 8 |
| 17 | store i64 %v3a, i64* %a3, align 8 |
| 18 | %r = add i64 %v2, %v3 |
| 19 | ret i64 %r |
| Stephen Lin | c1c7a13 | 2013-07-14 01:42:54 +0000 | [diff] [blame] | 20 | ; CHECK-LABEL: @test2( |
| David Blaikie | 79e6c74 | 2015-02-27 19:29:02 +0000 | [diff] [blame] | 21 | ; CHECK-NOT: getelementptr i64, <2 x i64*> |
| Hal Finkel | 83c9796 | 2012-04-14 07:32:50 +0000 | [diff] [blame] | 22 | } |
| 23 | |