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improved handling of unspecified values in FP

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Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
This commit is contained in:
Christoph M. Wintersteiger 2014-12-31 17:31:11 +00:00
parent 7a5239ef70
commit 3fe11e4c38
3 changed files with 44 additions and 15 deletions
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14
src/ast/fpa/fpa2bv_rewriter.h
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@ -24,6 +24,7 @@ Notes:
#include"rewriter_def.h"
#include"bv_decl_plugin.h"
#include"fpa2bv_converter.h"
#include"fpa2bv_rewriter_params.hpp"
struct fpa2bv_rewriter_cfg : public default_rewriter_cfg {
ast_manager & m_manager;
@ -36,7 +37,7 @@ struct fpa2bv_rewriter_cfg : public default_rewriter_cfg {
ast_manager & m() const { return m_manager; }
fpa2bv_rewriter_cfg(ast_manager & m, fpa2bv_converter & c, params_ref const & p):
fpa2bv_rewriter_cfg(ast_manager & m, fpa2bv_converter & c, params_ref const & p) :
m_manager(m),
m_out(m),
m_conv(c),
@ -58,9 +59,16 @@ struct fpa2bv_rewriter_cfg : public default_rewriter_cfg {
void reset() {
}
void updt_local_params(params_ref const & _p) {
fpa2bv_rewriter_params p(_p);
bool v = p.hi_fp_unspecified();
m_conv.set_unspecified_fp_hi(v);
}
void updt_params(params_ref const & p) {
m_max_memory = megabytes_to_bytes(p.get_uint("max_memory", UINT_MAX));
m_max_steps = p.get_uint("max_steps", UINT_MAX);
m_max_memory = megabytes_to_bytes(p.get_uint("max_memory", UINT_MAX));
m_max_steps = p.get_uint("max_steps", UINT_MAX);
updt_local_params(p);
}
bool max_steps_exceeded(unsigned num_steps) const {