forked from OSchip/llvm-project
87 lines
2.9 KiB
LLVM
87 lines
2.9 KiB
LLVM
|
; RUN: opt < %s -mtriple=arm-eabi -mattr=+neon -interleaved-access -S | FileCheck %s
|
||
|
|
||
|
; CHECK-LABEL: @extract_user_basic(
|
||
|
; CHECK: %vldN = call { <4 x i32>, <4 x i32> } @llvm.arm.neon.vld2.v4i32.p0i8
|
||
|
; CHECK: %[[R:.+]] = extractvalue { <4 x i32>, <4 x i32> } %vldN, 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: %vldN = call { <4 x i32>, <4 x i32> } @llvm.arm.neon.vld2.v4i32.p0i8
|
||
|
; CHECK: %[[R:.+]] = extractvalue { <4 x i32>, <4 x i32> } %vldN, 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: %vldN = call { <4 x i32>, <4 x i32> } @llvm.arm.neon.vld2.v4i32.p0i8
|
||
|
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: %vldN = call { <4 x i32>, <4 x i32> } @llvm.arm.neon.vld2.v4i32.p0i8
|
||
|
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: %vldN = call { <4 x i32>, <4 x i32> } @llvm.arm.neon.vld2.v4i32.p0i8
|
||
|
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: %vldN = call { <4 x i32>, <4 x i32> } @llvm.arm.neon.vld2.v4i32.p0i8
|
||
|
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
|
||
|
}
|