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[code generation] search space pruning

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This commit is contained in:
Philippe Tillet
2019-03-25 14:10:24 -07:00
parent deb7a1cc5c
commit 8d35c98920
14 changed files with 131 additions and 118 deletions
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16
lib/ir/constant.cpp
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@@ -98,12 +98,22 @@ constant *constant_fp::get(context &ctx, double v){
}
// metaparameter
metaparameter::metaparameter(type *ty, unsigned lo, unsigned hi)
: constant_int(ty, 0), lo_(lo), hi_(hi), has_value_(false){ }
metaparameter::metaparameter(type *ty, const std::vector<unsigned> &space)
: constant_int(ty, 0), space_(space), has_value_(false){ }
metaparameter* metaparameter::create(context &ctx, type *ty, unsigned lo, unsigned hi) {
context_impl *impl = ctx.p_impl.get();
metaparameter *result = new metaparameter(ty, lo, hi);
std::vector<unsigned> space;
for(unsigned i = lo; i <= hi; i *= 2)
space.push_back(i);
metaparameter *result = new metaparameter(ty, space);
impl->mp_constants_.push_back(result);
return result;
}
metaparameter* metaparameter::create(context &ctx, type *ty, const std::vector<unsigned> &space) {
context_impl *impl = ctx.p_impl.get();
metaparameter *result = new metaparameter(ty, space);
impl->mp_constants_.push_back(result);
return result;
}