| ; RUN: opt < %s -mtriple=aarch64 -interleaved-access -S | FileCheck %s |
| |
| ; CHECK-LABEL: @extract_user_basic( |
| ; CHECK: %ldN = call { <4 x i32>, <4 x i32> } @llvm.aarch64.neon.ld2.v4i32.p0v4i32 |
| ; CHECK: %[[R:.+]] = extractvalue { <4 x i32>, <4 x i32> } %ldN, 0 |
| ; CHECK: extractelement <4 x i32> %[[R]], i64 1 |
| define void @extract_user_basic(<8 x i32>* %A, i1 %C) { |
| entry: |
| %L = load <8 x i32>, <8 x i32>* %A, align 8 |
| %S = shufflevector <8 x i32> %L, <8 x i32> undef, <4 x i32> <i32 0, i32 2, i32 4, i32 6> |
| br i1 %C, label %if.then, label %if.merge |
| |
| if.then: |
| %E = extractelement <8 x i32> %L, i32 2 |
| br label %if.merge |
| |
| if.merge: |
| ret void |
| } |
| |
| ; CHECK-LABEL: @extract_user_multi( |
| ; CHECK: %ldN = call { <4 x i32>, <4 x i32> } @llvm.aarch64.neon.ld2.v4i32.p0v4i32 |
| ; CHECK: %[[R:.+]] = extractvalue { <4 x i32>, <4 x i32> } %ldN, 0 |
| ; CHECK: extractelement <4 x i32> %[[R]], i64 0 |
| ; CHECK: extractelement <4 x i32> %[[R]], i64 1 |
| define void @extract_user_multi(<8 x i32>* %A, i1 %C) { |
| entry: |
| %L = load <8 x i32>, <8 x i32>* %A, align 8 |
| %S = shufflevector <8 x i32> %L, <8 x i32> undef, <4 x i32> <i32 0, i32 2, i32 4, i32 6> |
| br i1 %C, label %if.then, label %if.merge |
| |
| if.then: |
| %E1 = extractelement <8 x i32> %L, i32 0 |
| br label %if.merge |
| |
| if.merge: |
| %E2 = extractelement <8 x i32> %L, i32 2 |
| ret void |
| } |
| |
| ; CHECK-LABEL: @extract_user_multi_no_dom( |
| ; CHECK-NOT: %ldN = call { <4 x i32>, <4 x i32> } @llvm.aarch64.neon.ld2.v4i32.p0v4i32 |
| define void @extract_user_multi_no_dom(<8 x i32>* %A, i1 %C) { |
| entry: |
| %L = load <8 x i32>, <8 x i32>* %A, align 8 |
| %E1 = extractelement <8 x i32> %L, i32 0 |
| br i1 %C, label %if.then, label %if.merge |
| |
| if.then: |
| %S = shufflevector <8 x i32> %L, <8 x i32> undef, <4 x i32> <i32 0, i32 2, i32 4, i32 6> |
| %E2 = extractelement <8 x i32> %L, i32 2 |
| br label %if.merge |
| |
| if.merge: |
| ret void |
| } |
| |
| ; CHECK-LABEL: @extract_user_wrong_const_index( |
| ; CHECK-NOT: %ldN = call { <4 x i32>, <4 x i32> } @llvm.aarch64.neon.ld2.v4i32.p0v4i32 |
| define void @extract_user_wrong_const_index(<8 x i32>* %A) { |
| entry: |
| %L = load <8 x i32>, <8 x i32>* %A, align 8 |
| %S = shufflevector <8 x i32> %L, <8 x i32> undef, <4 x i32> <i32 0, i32 2, i32 4, i32 6> |
| %E = extractelement <8 x i32> %L, i32 1 |
| ret void |
| } |
| |
| ; CHECK-LABEL: @extract_user_undef_index( |
| ; CHECK-NOT: %ldN = call { <4 x i32>, <4 x i32> } @llvm.aarch64.neon.ld2.v4i32.p0v4i32 |
| define void @extract_user_undef_index(<8 x i32>* %A) { |
| entry: |
| %L = load <8 x i32>, <8 x i32>* %A, align 8 |
| %S = shufflevector <8 x i32> %L, <8 x i32> undef, <4 x i32> <i32 0, i32 2, i32 4, i32 6> |
| %E = extractelement <8 x i32> %L, i32 undef |
| ret void |
| } |
| |
| ; CHECK-LABEL: @extract_user_var_index( |
| ; CHECK-NOT: %ldN = call { <4 x i32>, <4 x i32> } @llvm.aarch64.neon.ld2.v4i32.p0v4i32 |
| define void @extract_user_var_index(<8 x i32>* %A, i32 %I) { |
| entry: |
| %L = load <8 x i32>, <8 x i32>* %A, align 8 |
| %S = shufflevector <8 x i32> %L, <8 x i32> undef, <4 x i32> <i32 0, i32 2, i32 4, i32 6> |
| %E = extractelement <8 x i32> %L, i32 %I |
| ret void |
| } |