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various bugfixes and extensions for FPA

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Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
This commit is contained in:
Christoph M. Wintersteiger 2015-01-15 19:25:49 +00:00
parent caafee0033
commit 5344d6f3c0
10 changed files with 396 additions and 341 deletions
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10
src/ast/fpa/fpa2bv_rewriter.h
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@ -259,13 +259,13 @@ struct fpa2bv_rewriter_cfg : public default_rewriter_cfg {
unsigned ebits = m_conv.fu().get_ebits(s);
unsigned sbits = m_conv.fu().get_sbits(s);
new_var = m().mk_var(t->get_idx(), m_conv.bu().mk_sort(sbits+ebits));
m_conv.mk_triple(m_conv.bu().mk_extract(sbits+ebits-1, sbits+ebits-1, new_var),
m_conv.bu().mk_extract(sbits+ebits-2, ebits, new_var),
m_conv.bu().mk_extract(ebits-1, 0, new_var),
new_exp);
m_conv.mk_fp(m_conv.bu().mk_extract(sbits+ebits-1, sbits+ebits-1, new_var),
m_conv.bu().mk_extract(ebits - 1, 0, new_var),
m_conv.bu().mk_extract(sbits+ebits-2, ebits, new_var),
new_exp);
}
else
new_exp = m().mk_var(t->get_idx(), s);
new_exp = m().mk_var(t->get_idx(), s);
result = new_exp;
result_pr = 0;