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| author | Huihui Zhang <huihuiz@quicinc.com> | 2019-12-05 13:38:07 -0800 |
|---|---|---|
| committer | Huihui Zhang <huihuiz@quicinc.com> | 2019-12-05 19:43:19 -0800 |
| commit | 381d3c5c45c55c00f8d561eaff03b460953ca5c0 (patch) | |
| tree | 9d8ec244bdce72abf21afc2c3903909802f0132a /llvm/test/Analysis | |
| parent | 759909506c2b557b9bc5cd3883970dea48e0b86b (diff) | |
| download | bcm5719-llvm-381d3c5c45c55c00f8d561eaff03b460953ca5c0.tar.gz bcm5719-llvm-381d3c5c45c55c00f8d561eaff03b460953ca5c0.zip | |
[ConstantFold][SVE] Skip scalable vectors in ConstantFoldInsertElementInstruction.
Summary:
Should not constant fold insertelement instruction for scalable vector type.
Reviewers: huntergr, sdesmalen, spatel, levedev.ri, apazos, efriedma, willlovett
Reviewed By: efriedma, spatel
Subscribers: tschuett, hiraditya, rkruppe, psnobl, llvm-commits
Tags: #llvm
Differential Revision: https://reviews.llvm.org/D70985
Diffstat (limited to 'llvm/test/Analysis')
| -rw-r--r-- | llvm/test/Analysis/ConstantFolding/insertelement.ll | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/llvm/test/Analysis/ConstantFolding/insertelement.ll b/llvm/test/Analysis/ConstantFolding/insertelement.ll new file mode 100644 index 00000000000..960042acfb4 --- /dev/null +++ b/llvm/test/Analysis/ConstantFolding/insertelement.ll @@ -0,0 +1,19 @@ +; NOTE: Assertions have been autogenerated by utils/update_test_checks.py +; RUN: opt < %s -constprop -S | FileCheck %s + + +define <4 x i32> @insertelement_fixedlength_constant() { +; CHECK-LABEL: @insertelement_fixedlength_constant( +; CHECK-NEXT: ret <4 x i32> <i32 1, i32 undef, i32 undef, i32 undef> +; + %i = insertelement <4 x i32> undef, i32 1, i32 0 + ret <4 x i32> %i +} + +define <vscale x 4 x i32> @insertelement_scalable_constant() { +; CHECK-LABEL: @insertelement_scalable_constant( +; CHECK-NEXT: ret <vscale x 4 x i32> insertelement (<vscale x 4 x i32> undef, i32 1, i32 0) +; + %i = insertelement <vscale x 4 x i32> undef, i32 1, i32 0 + ret <vscale x 4 x i32> %i +} |
