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prepare for min/max i

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2021-09-16 16:23:10 +01:00
parent 50375df8dc
commit c3c5c14ead
7 changed files with 26 additions and 0 deletions
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10
src/ast/fpa/fpa2bv_converter.cpp
View file

@ -1267,6 +1267,16 @@ void fpa2bv_converter::mk_abs(sort * s, expr_ref & x, expr_ref & result) {
result = m_util.mk_fp(m_bv_util.mk_numeral(0, 1), exp, sig);
}
void fpa2bv_converter::mk_min_i(func_decl * f, unsigned num, expr * const * args, expr_ref & result) {
func_decl_ref fu(m.mk_func_decl(f->get_family_id(), OP_FPA_MIN, 0, nullptr, num, args), m);
mk_min(fu, num, args, result);
}
void fpa2bv_converter::mk_max_i(func_decl * f, unsigned num, expr * const * args, expr_ref & result) {
func_decl_ref fu(m.mk_func_decl(f->get_family_id(), OP_FPA_MAX, 0, nullptr, num, args), m);
mk_max(fu, num, args, result);
}
void fpa2bv_converter::mk_min(func_decl * f, unsigned num, expr * const * args, expr_ref & result) {
SASSERT(num == 2);

2
src/ast/fpa/fpa2bv_converter.h
View file

@ -149,6 +149,8 @@ public:
void mk_min(func_decl * f, unsigned num, expr * const * args, expr_ref & result);
void mk_max(func_decl * f, unsigned num, expr * const * args, expr_ref & result);
void mk_min_i(func_decl * f, unsigned num, expr * const * args, expr_ref & result);
void mk_max_i(func_decl * f, unsigned num, expr * const * args, expr_ref & result);
expr_ref mk_min_max_unspecified(func_decl * f, expr * x, expr * y);
void reset();

2
src/ast/fpa/fpa2bv_rewriter.cpp
View file

@ -124,6 +124,8 @@ br_status fpa2bv_rewriter_cfg::reduce_app(func_decl * f, unsigned num, expr * co
case OP_FPA_ABS: m_conv.mk_abs(f, num, args, result); return BR_DONE;
case OP_FPA_MIN: m_conv.mk_min(f, num, args, result); return BR_DONE;
case OP_FPA_MAX: m_conv.mk_max(f, num, args, result); return BR_DONE;
case OP_FPA_MIN_I: m_conv.mk_min_i(f, num, args, result); return BR_DONE;
case OP_FPA_MAX_I: m_conv.mk_max_i(f, num, args, result); return BR_DONE;
case OP_FPA_FMA: m_conv.mk_fma(f, num, args, result); return BR_DONE;
case OP_FPA_SQRT: m_conv.mk_sqrt(f, num, args, result); return BR_DONE;
case OP_FPA_ROUND_TO_INTEGRAL: m_conv.mk_round_to_integral(f, num, args, result); return BR_DONE;