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annotate llvm/test/Feature/optnone-opt.ll @ 150:1d019706d866

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LLVM10
author anatofuz
date Thu, 13 Feb 2020 15:10:13 +0900
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children 2e18cbf3894f
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150
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1 ; RUN: opt -S -debug %s 2>&1 | FileCheck %s --check-prefix=OPT-O0
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2 ; RUN: opt -O1 -S -debug %s 2>&1 | FileCheck %s --check-prefix=OPT-O1
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3 ; RUN: opt -O2 -S -debug %s 2>&1 | FileCheck %s --check-prefix=OPT-O1 --check-prefix=OPT-O2O3
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4 ; RUN: opt -O3 -S -debug %s 2>&1 | FileCheck %s --check-prefix=OPT-O1 --check-prefix=OPT-O2O3
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5 ; RUN: opt -dce -die -gvn-hoist -loweratomic -S -debug %s 2>&1 | FileCheck %s --check-prefix=OPT-MORE
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6 ; RUN: opt -indvars -licm -loop-deletion -loop-extract -loop-idiom -loop-instsimplify -loop-reduce -loop-reroll -loop-rotate -loop-unroll -loop-unswitch -S -debug %s 2>&1 | FileCheck %s --check-prefix=OPT-LOOP
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7
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8 ; REQUIRES: asserts
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9
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10 ; This test verifies that we don't run target independent IR-level
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11 ; optimizations on optnone functions.
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12
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13 ; Function Attrs: noinline optnone
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14 define i32 @_Z3fooi(i32 %x) #0 {
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15 entry:
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16 %x.addr = alloca i32, align 4
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17 store i32 %x, i32* %x.addr, align 4
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18 br label %while.cond
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19
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20 while.cond: ; preds = %while.body, %entry
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21 %0 = load i32, i32* %x.addr, align 4
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22 %dec = add nsw i32 %0, -1
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23 store i32 %dec, i32* %x.addr, align 4
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24 %tobool = icmp ne i32 %0, 0
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25 br i1 %tobool, label %while.body, label %while.end
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26
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27 while.body: ; preds = %while.cond
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28 br label %while.cond
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29
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30 while.end: ; preds = %while.cond
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31 ret i32 0
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32 }
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33
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34 attributes #0 = { optnone noinline }
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35
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36 ; Nothing that runs at -O0 gets skipped.
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37 ; OPT-O0-NOT: Skipping pass
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38
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39 ; IR passes run at -O1 and higher.
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40 ; OPT-O1-DAG: Skipping pass 'Aggressive Dead Code Elimination'
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41 ; OPT-O1-DAG: Skipping pass 'Combine redundant instructions'
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42 ; OPT-O1-DAG: Skipping pass 'Early CSE'
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43 ; OPT-O1-DAG: Skipping pass 'Reassociate expressions'
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44 ; OPT-O1-DAG: Skipping pass 'Simplify the CFG'
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45 ; OPT-O1-DAG: Skipping pass 'Sparse Conditional Constant Propagation'
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46
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47 ; Additional IR passes run at -O2 and higher.
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48 ; OPT-O2O3-DAG: Skipping pass 'Global Value Numbering'
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49 ; OPT-O2O3-DAG: Skipping pass 'SLP Vectorizer'
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50
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51 ; Additional IR passes that opt doesn't turn on by default.
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52 ; OPT-MORE-DAG: Skipping pass 'Dead Code Elimination'
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53 ; OPT-MORE-DAG: Skipping pass 'Dead Instruction Elimination'
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54
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55 ; Loop IR passes that opt doesn't turn on by default.
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56 ; OPT-LOOP-DAG: Skipping pass 'Delete dead loops'
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57 ; OPT-LOOP-DAG: Skipping pass 'Induction Variable Simplification'
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58 ; OPT-LOOP-DAG: Skipping pass 'Loop Invariant Code Motion'
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59 ; OPT-LOOP-DAG: Skipping pass 'Loop Strength Reduction'
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60 ; OPT-LOOP-DAG: Skipping pass 'Recognize loop idioms'
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61 ; OPT-LOOP-DAG: Skipping pass 'Reroll loops'
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62 ; OPT-LOOP-DAG: Skipping pass 'Rotate Loops'
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63 ; OPT-LOOP-DAG: Skipping pass 'Simplify instructions in loops'
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64 ; OPT-LOOP-DAG: Skipping pass 'Unroll loops'
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65 ; OPT-LOOP-DAG: Skipping pass 'Unswitch loops'