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ScopInfo: SCEVUnknowns are always parameters 

There is no need for special code to handle SCEVUnknowns. SCEVUnkowns are always
parameters and will be handled by the generic parameter handling code in
visit().

llvm-svn: 157243
This commit is contained in:
Tobias Grosser 2012-05-22 10:47:17 +00:00
parent e192b23f5e
commit 42b69e5745
1 changed files with 1 additions and 15 deletions
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16
polly/lib/Analysis/ScopInfo.cpp
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@ -218,21 +218,7 @@ public:
}
__isl_give isl_pw_aff *visitUnknown(const SCEVUnknown *Expr) {
Value *Value = Expr->getValue();
isl_space *Space;
std::string ValueName = Value->getName();
isl_id *ID = isl_id_alloc(ctx, ValueName.c_str(), Value);
Space = isl_space_set_alloc(ctx, 1, NbLoopSpaces);
Space = isl_space_set_dim_id(Space, isl_dim_param, 0, ID);
isl_set *Domain = isl_set_universe(isl_space_copy(Space));
isl_aff *Affine = isl_aff_zero_on_domain(isl_local_space_from_space(Space));
Affine = isl_aff_add_coefficient_si(Affine, isl_dim_param, 0, 1);
return isl_pw_aff_alloc(Domain, Affine);
llvm_unreachable("Unknowns are always parameters");
}
};