| Jim Grosbach | 1bd0f35 | 2014-12-23 00:35:23 +0000 | [diff] [blame] | 1 | ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx2 | FileCheck %s |
| 2 | |
| 3 | @e = global [8 x i32] [i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8], align 16 |
| 4 | @d = global [8 x i32] [i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1], align 16 |
| 5 | |
| 6 | ; The global 'e' has 16 byte alignment, so make sure we don't generate an |
| 7 | ; aligned 32-byte load instruction when we combine the load+insert sequence. |
| 8 | |
| 9 | define i32 @subb() nounwind ssp { |
| 10 | ; CHECK-LABEL: subb: |
| 11 | ; CHECK: vmovups e(%rip), %ymm |
| 12 | entry: |
| David Blaikie | f72d05b | 2015-03-13 18:20:45 +0000 | [diff] [blame] | 13 | %0 = load i32, i32* getelementptr inbounds ([8 x i32], [8 x i32]* @e, i64 0, i64 7), align 4 |
| 14 | %1 = load i32, i32* getelementptr inbounds ([8 x i32], [8 x i32]* @e, i64 0, i64 6), align 8 |
| 15 | %2 = load i32, i32* getelementptr inbounds ([8 x i32], [8 x i32]* @e, i64 0, i64 5), align 4 |
| 16 | %3 = load i32, i32* getelementptr inbounds ([8 x i32], [8 x i32]* @e, i64 0, i64 4), align 16 |
| 17 | %4 = load i32, i32* getelementptr inbounds ([8 x i32], [8 x i32]* @e, i64 0, i64 3), align 4 |
| 18 | %5 = load i32, i32* getelementptr inbounds ([8 x i32], [8 x i32]* @e, i64 0, i64 2), align 8 |
| 19 | %6 = load i32, i32* getelementptr inbounds ([8 x i32], [8 x i32]* @e, i64 0, i64 1), align 4 |
| 20 | %7 = load i32, i32* getelementptr inbounds ([8 x i32], [8 x i32]* @e, i64 0, i64 0), align 16 |
| Jim Grosbach | 1bd0f35 | 2014-12-23 00:35:23 +0000 | [diff] [blame] | 21 | %vecinit.i = insertelement <8 x i32> undef, i32 %7, i32 0 |
| 22 | %vecinit1.i = insertelement <8 x i32> %vecinit.i, i32 %6, i32 1 |
| 23 | %vecinit2.i = insertelement <8 x i32> %vecinit1.i, i32 %5, i32 2 |
| 24 | %vecinit3.i = insertelement <8 x i32> %vecinit2.i, i32 %4, i32 3 |
| 25 | %vecinit4.i = insertelement <8 x i32> %vecinit3.i, i32 %3, i32 4 |
| 26 | %vecinit5.i = insertelement <8 x i32> %vecinit4.i, i32 %2, i32 5 |
| 27 | %vecinit6.i = insertelement <8 x i32> %vecinit5.i, i32 %1, i32 6 |
| 28 | %vecinit7.i = insertelement <8 x i32> %vecinit6.i, i32 %0, i32 7 |
| 29 | %8 = bitcast <8 x i32> %vecinit7.i to <32 x i8> |
| 30 | tail call void @llvm.x86.avx.storeu.dq.256(i8* bitcast ([8 x i32]* @d to i8*), <32 x i8> %8) |
| 31 | ret i32 0 |
| 32 | } |
| 33 | |
| 34 | declare void @llvm.x86.avx.storeu.dq.256(i8*, <32 x i8>) nounwind |
| 35 | |