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FileCheck'ize and expand LDA testcases.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@76880 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Andreas Bolka
2009-07-23 15:56:53 +00:00
parent 787b0db33c
commit 0dcde10f5e
10 changed files with 292 additions and 137 deletions
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44
test/Analysis/LoopDependenceAnalysis/ziv.ll Normal file
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; RUN: llvm-as < %s | opt -disable-output -analyze -lda | FileCheck %s
@x = common global [256 x i32] zeroinitializer, align 4
; x[5] = x[6]
define void @f1(...) nounwind {
entry:
br label %for.body
for.body:
%i = phi i64 [ 0, %entry ], [ %i.next, %for.body ]
%x = load i32* getelementptr ([256 x i32]* @x, i32 0, i64 6)
store i32 %x, i32* getelementptr ([256 x i32]* @x, i32 0, i64 5)
; CHECK: 0,1: dep
%i.next = add i64 %i, 1
%exitcond = icmp eq i64 %i.next, 256
br i1 %exitcond, label %for.end, label %for.body
for.end:
ret void
}
; x[c] = x[c+1] // with c being a loop-invariant constant
define void @f2(i64 %c0) nounwind {
entry:
%c1 = add i64 %c0, 1
%x.ld.addr = getelementptr [256 x i32]* @x, i64 0, i64 %c0
%x.st.addr = getelementptr [256 x i32]* @x, i64 0, i64 %c1
br label %for.body
for.body:
%i = phi i64 [ 0, %entry ], [ %i.next, %for.body ]
%x = load i32* %x.ld.addr
store i32 %x, i32* %x.st.addr
; CHECK: 0,1: dep
%i.next = add i64 %i, 1
%exitcond = icmp eq i64 %i.next, 256
br i1 %exitcond, label %for.end, label %for.body
for.end:
ret void
}