[llvm] r356754 - [SLPVectorizer] Add test related to SLP Throttling support, NFCI.
Dinar Temirbulatov via llvm-commits
llvm-commits at lists.llvm.org
Fri Mar 22 07:50:53 PDT 2019
Author: dinar
Date: Fri Mar 22 07:50:53 2019
New Revision: 356754
URL: http://llvm.org/viewvc/llvm-project?rev=356754&view=rev
Log:
[SLPVectorizer] Add test related to SLP Throttling support, NFCI.
Added:
llvm/trunk/test/Transforms/SLPVectorizer/X86/slp-throttle.ll
Added: llvm/trunk/test/Transforms/SLPVectorizer/X86/slp-throttle.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/Transforms/SLPVectorizer/X86/slp-throttle.ll?rev=356754&view=auto
==============================================================================
--- llvm/trunk/test/Transforms/SLPVectorizer/X86/slp-throttle.ll (added)
+++ llvm/trunk/test/Transforms/SLPVectorizer/X86/slp-throttle.ll Fri Mar 22 07:50:53 2019
@@ -0,0 +1,37 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
+; RUN: opt -slp-vectorizer -S -mtriple=x86_64-unknown-linux-gnu -mcpu=bdver2 < %s | FileCheck %s
+
+define dso_local void @rftbsub(double* %a) local_unnamed_addr #0 {
+; CHECK-LABEL: @rftbsub(
+; CHECK-NEXT: entry:
+; CHECK-NEXT: [[ARRAYIDX6:%.*]] = getelementptr inbounds double, double* [[A:%.*]], i64 2
+; CHECK-NEXT: [[TMP0:%.*]] = load double, double* [[ARRAYIDX6]], align 8
+; CHECK-NEXT: [[TMP1:%.*]] = or i64 2, 1
+; CHECK-NEXT: [[ARRAYIDX12:%.*]] = getelementptr inbounds double, double* [[A]], i64 [[TMP1]]
+; CHECK-NEXT: [[TMP2:%.*]] = load double, double* [[ARRAYIDX12]], align 8
+; CHECK-NEXT: [[ADD16:%.*]] = fadd double [[TMP2]], undef
+; CHECK-NEXT: [[MUL18:%.*]] = fmul double undef, [[ADD16]]
+; CHECK-NEXT: [[ADD19:%.*]] = fadd double undef, [[MUL18]]
+; CHECK-NEXT: [[SUB22:%.*]] = fsub double undef, undef
+; CHECK-NEXT: [[SUB25:%.*]] = fsub double [[TMP0]], [[ADD19]]
+; CHECK-NEXT: store double [[SUB25]], double* [[ARRAYIDX6]], align 8
+; CHECK-NEXT: [[SUB29:%.*]] = fsub double [[TMP2]], [[SUB22]]
+; CHECK-NEXT: store double [[SUB29]], double* [[ARRAYIDX12]], align 8
+; CHECK-NEXT: unreachable
+;
+entry:
+ %arrayidx6 = getelementptr inbounds double, double* %a, i64 2
+ %0 = load double, double* %arrayidx6, align 8
+ %1 = or i64 2, 1
+ %arrayidx12 = getelementptr inbounds double, double* %a, i64 %1
+ %2 = load double, double* %arrayidx12, align 8
+ %add16 = fadd double %2, undef
+ %mul18 = fmul double undef, %add16
+ %add19 = fadd double undef, %mul18
+ %sub22 = fsub double undef, undef
+ %sub25 = fsub double %0, %add19
+ store double %sub25, double* %arrayidx6, align 8
+ %sub29 = fsub double %2, %sub22
+ store double %sub29, double* %arrayidx12, align 8
+ unreachable
+}
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