xref: /llvm-project/llvm/test/Transforms/LoopVectorize/X86/x86_fp80-vector-store.ll (revision 03d4a9d94da30590ebfc444cf13a8763f47b7bb9)
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2; RUN: opt -passes="default<O3>,loop-vectorize" -force-vector-interleave=1 -force-vector-width=2 -S < %s | FileCheck %s
3
4target 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"
5target triple = "x86_64-apple-macosx10.7.0"
6
7@x = common global [1024 x x86_fp80] zeroinitializer, align 16
8
9
10define void @example() nounwind ssp uwtable {
11; CHECK-LABEL: @example(
12; CHECK-NEXT:  entry:
13; CHECK-NEXT:    br label [[VECTOR_BODY:%.*]]
14; CHECK:       vector.body:
15; CHECK-NEXT:    [[INDEX:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
16; CHECK-NEXT:    [[TMP0:%.*]] = or disjoint i64 [[INDEX]], 1
17; CHECK-NEXT:    [[TMP1:%.*]] = getelementptr inbounds [1024 x x86_fp80], ptr @x, i64 0, i64 [[INDEX]]
18; CHECK-NEXT:    [[TMP2:%.*]] = getelementptr inbounds [1024 x x86_fp80], ptr @x, i64 0, i64 [[TMP0]]
19; CHECK-NEXT:    store x86_fp80 0xK3FFF8000000000000000, ptr [[TMP1]], align 16
20; CHECK-NEXT:    store x86_fp80 0xK3FFF8000000000000000, ptr [[TMP2]], align 16
21; CHECK-NEXT:    [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 2
22; CHECK-NEXT:    [[TMP3:%.*]] = icmp eq i64 [[INDEX_NEXT]], 1024
23; CHECK-NEXT:    br i1 [[TMP3]], label [[FOR_END:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]]
24; CHECK:       for.end:
25; CHECK-NEXT:    ret void
26;
27entry:
28  br label %for.body
29
30for.body:                                         ; preds = %for.body, %entry
31  %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
32  %conv = sitofp i32 1 to x86_fp80
33  %arrayidx = getelementptr inbounds [1024 x x86_fp80], ptr @x, i64 0, i64 %indvars.iv
34  store x86_fp80 %conv, ptr %arrayidx, align 16
35  %indvars.iv.next = add i64 %indvars.iv, 1
36  %lftr.wideiv = trunc i64 %indvars.iv.next to i32
37  %exitcond = icmp eq i32 %lftr.wideiv, 1024
38  br i1 %exitcond, label %for.end, label %for.body
39
40for.end:                                          ; preds = %for.body
41  ret void
42}
43