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| author | Sanjay Patel <spatel@rotateright.com> | 2018-01-23 22:04:17 +0000 |
|---|---|---|
| committer | Sanjay Patel <spatel@rotateright.com> | 2018-01-23 22:04:17 +0000 |
| commit | c4ed9ed27677555e55a66e9b12e8b40bcc67df44 (patch) | |
| tree | d801d2e5628d0a0a7b60b01af9cbc935453798e1 /llvm/test/Transforms | |
| parent | 67b21313aeba293477afce7481581b91a3a7a3ad (diff) | |
| download | bcm5719-llvm-c4ed9ed27677555e55a66e9b12e8b40bcc67df44.tar.gz bcm5719-llvm-c4ed9ed27677555e55a66e9b12e8b40bcc67df44.zip | |
[SLPVectorizer] add test for PR13837; NFC
This was probably fixed long ago, but I don't see a test
that lines up with the example and target in the bug report:
https://bugs.llvm.org/show_bug.cgi?id=13837
...so adding it here.
llvm-svn: 323269
Diffstat (limited to 'llvm/test/Transforms')
| -rw-r--r-- | llvm/test/Transforms/SLPVectorizer/ARM/extract-insert.ll | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/llvm/test/Transforms/SLPVectorizer/ARM/extract-insert.ll b/llvm/test/Transforms/SLPVectorizer/ARM/extract-insert.ll new file mode 100644 index 00000000000..5998801705b --- /dev/null +++ b/llvm/test/Transforms/SLPVectorizer/ARM/extract-insert.ll @@ -0,0 +1,31 @@ +; NOTE: Assertions have been autogenerated by utils/update_test_checks.py +; RUN: opt < %s -slp-vectorizer -S -mtriple=thumb7 -mcpu=swift | FileCheck %s + +define <4 x i32> @PR13837(<4 x float> %in) { +; CHECK-LABEL: @PR13837( +; CHECK-NEXT: [[TMP1:%.*]] = fptosi <4 x float> [[IN:%.*]] to <4 x i32> +; CHECK-NEXT: [[TMP2:%.*]] = extractelement <4 x i32> [[TMP1]], i32 0 +; CHECK-NEXT: [[V0:%.*]] = insertelement <4 x i32> undef, i32 [[TMP2]], i32 0 +; CHECK-NEXT: [[TMP3:%.*]] = extractelement <4 x i32> [[TMP1]], i32 1 +; CHECK-NEXT: [[V1:%.*]] = insertelement <4 x i32> [[V0]], i32 [[TMP3]], i32 1 +; CHECK-NEXT: [[TMP4:%.*]] = extractelement <4 x i32> [[TMP1]], i32 2 +; CHECK-NEXT: [[V2:%.*]] = insertelement <4 x i32> [[V1]], i32 [[TMP4]], i32 2 +; CHECK-NEXT: [[TMP5:%.*]] = extractelement <4 x i32> [[TMP1]], i32 3 +; CHECK-NEXT: [[V3:%.*]] = insertelement <4 x i32> [[V2]], i32 [[TMP5]], i32 3 +; CHECK-NEXT: ret <4 x i32> [[V3]] +; + %t0 = extractelement <4 x float> %in, i64 0 + %t1 = extractelement <4 x float> %in, i64 1 + %t2 = extractelement <4 x float> %in, i64 2 + %t3 = extractelement <4 x float> %in, i64 3 + %c0 = fptosi float %t0 to i32 + %c1 = fptosi float %t1 to i32 + %c2 = fptosi float %t2 to i32 + %c3 = fptosi float %t3 to i32 + %v0 = insertelement <4 x i32> undef, i32 %c0, i32 0 + %v1 = insertelement <4 x i32> %v0, i32 %c1, i32 1 + %v2 = insertelement <4 x i32> %v1, i32 %c2, i32 2 + %v3 = insertelement <4 x i32> %v2, i32 %c3, i32 3 + ret <4 x i32> %v3 +} + |
