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| author | Nadav Rotem <nrotem@apple.com> | 2012-11-02 22:31:56 +0000 |
|---|---|---|
| committer | Nadav Rotem <nrotem@apple.com> | 2012-11-02 22:31:56 +0000 |
| commit | f1495671605b50a4b0386697fee0b76ebae9d17f (patch) | |
| tree | bde0209eb4040e18f115562308ccc14b695ef552 /test/Analysis/CostModel/X86 | |
| parent | 4c8edb41e5b9697d9a6bfa5761dbba9430626365 (diff) | |
| download | external_llvm-f1495671605b50a4b0386697fee0b76ebae9d17f.zip external_llvm-f1495671605b50a4b0386697fee0b76ebae9d17f.tar.gz external_llvm-f1495671605b50a4b0386697fee0b76ebae9d17f.tar.bz2 | |
CostModel: add support for Vector Insert and Extract.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167329 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Analysis/CostModel/X86')
| -rw-r--r-- | test/Analysis/CostModel/X86/loop_v2.ll | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/test/Analysis/CostModel/X86/loop_v2.ll b/test/Analysis/CostModel/X86/loop_v2.ll new file mode 100644 index 0000000..260a606 --- /dev/null +++ b/test/Analysis/CostModel/X86/loop_v2.ll @@ -0,0 +1,43 @@ +; RUN: opt < %s -cost-model -analyze -mtriple=x86_64-apple-macosx10.8.0 -mcpu=corei7-avx | FileCheck %s + +target 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" +target triple = "x86_64-apple-macosx10.9.0" + +define i32 @foo(i32* nocapture %A) nounwind uwtable readonly ssp { +vector.ph: + br label %vector.body + +vector.body: ; preds = %vector.body, %vector.ph + %index = phi i64 [ 0, %vector.ph ], [ %index.next, %vector.body ] + %vec.phi = phi <2 x i32> [ zeroinitializer, %vector.ph ], [ %12, %vector.body ] + %0 = getelementptr inbounds i32* %A, i64 %index + %1 = bitcast i32* %0 to <2 x i32>* + %2 = load <2 x i32>* %1, align 4 + %3 = sext <2 x i32> %2 to <2 x i64> + ;CHECK: cost of 1 {{.*}} extract + %4 = extractelement <2 x i64> %3, i32 0 + %5 = getelementptr inbounds i32* %A, i64 %4 + ;CHECK: cost of 1 {{.*}} extract + %6 = extractelement <2 x i64> %3, i32 1 + %7 = getelementptr inbounds i32* %A, i64 %6 + %8 = load i32* %5, align 4, !tbaa !0 + ;CHECK: cost of 1 {{.*}} insert + %9 = insertelement <2 x i32> undef, i32 %8, i32 0 + %10 = load i32* %7, align 4, !tbaa !0 + ;CHECK: cost of 1 {{.*}} insert + %11 = insertelement <2 x i32> %9, i32 %10, i32 1 + %12 = add nsw <2 x i32> %11, %vec.phi + %index.next = add i64 %index, 2 + %13 = icmp eq i64 %index.next, 192 + br i1 %13, label %for.end, label %vector.body + +for.end: ; preds = %vector.body + %14 = extractelement <2 x i32> %12, i32 0 + %15 = extractelement <2 x i32> %12, i32 1 + %16 = add i32 %14, %15 + ret i32 %16 +} + +!0 = metadata !{metadata !"int", metadata !1} +!1 = metadata !{metadata !"omnipotent char", metadata !2} +!2 = metadata !{metadata !"Simple C/C++ TBAA"} |