xref: /llvm-project/llvm/test/Transforms/PhaseOrdering/X86/unroll-vectorizer.ll (revision 29441e4f5fa5f5c7709f7cf180815ba97f611297)
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 3
2; RUN: opt < %s -O3 -S | FileCheck %s
3
4target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
5target triple = "x86_64-unknown-linux-gnu"
6
7%Zip = type { { ptr, ptr }, { [32 x i8], { i64, i64 } } }
8
9define void @foo(ptr %a, <32 x i8> %_0) #0 {
10; CHECK-LABEL: define void @foo(
11; CHECK-SAME: ptr writeonly captures(none) initializes((0, 32)) [[A:%.*]], <32 x i8> [[_0:%.*]]) local_unnamed_addr #[[ATTR0:[0-9]+]] {
12; CHECK-NEXT:  start:
13; CHECK-NEXT:    store <32 x i8> [[_0]], ptr [[A]], align 1
14; CHECK-NEXT:    ret void
15;
16start:
17  %z = alloca %Zip, align 8
18  %sroa_1 = getelementptr i8, ptr %z, i64 16
19  store <32 x i8> %_0, ptr %sroa_1, align 8
20  %len_ = getelementptr i8, ptr %z, i64 56
21  store i64 32, ptr %len_, align 8
22  %_1 = getelementptr %Zip, ptr %z, i64 0, i32 1, i32 1
23  %_2 = getelementptr %Zip, ptr %z, i64 0, i32 1, i32 1, i32 1
24  %len = load i64, ptr %_2, align 8
25  %_10 = getelementptr %Zip, ptr %z, i64 0, i32 1
26  br label %body
27
28body:                                             ; preds = %body, %start
29  %_34 = phi ptr [ %_34i, %body ], [ %a, %start ]
30  %idx = phi i64 [ %idx_, %body ], [ 0, %start ]
31  %_34i = getelementptr i8, ptr %_34, i64 1
32  %idx_ = add i64 %idx, 1
33  store i64 0, ptr %_1, align 8
34  %_24 = getelementptr i8, ptr %_10, i64 %idx
35  %_18 = load i8, ptr %_24, align 1
36  store i8 %_18, ptr %_34, align 1
37  %_6 = icmp eq i64 %len, %idx_
38  br i1 %_6, label %exit, label %body
39
40exit:                                             ; preds = %body
41  ret void
42}
43
44attributes #0 = { "target-cpu"="znver3" }
45