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Split sequential and combinatorial UDPs into separate functions

This commit is contained in:
Nick Gasson 2008-08-13 11:57:05 +01:00
parent dea54df71b
commit d7b85c42a0
1 changed files with 15 additions and 7 deletions
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22
tgt-vhdl/logic.cc
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@ -95,15 +95,10 @@ static void bufif_logic(vhdl_arch *arch, ivl_net_logic_t log, bool if0)
arch->add_stmt(cass);
}
static void udp_logic(vhdl_arch *arch, ivl_net_logic_t log)
static void comb_udp_logic(vhdl_arch *arch, ivl_net_logic_t log)
{
ivl_udp_t udp = ivl_logic_udp(log);
if (ivl_udp_sequ(udp)) {
error("Sequential UDP devices not supported yet");
return;
}
// As with regular case statements, the expression in a
// `with .. select' statement must be "locally static".
// This is achieved by first combining the inputs into
@ -164,6 +159,19 @@ static void udp_logic(vhdl_arch *arch, ivl_net_logic_t log)
arch->add_stmt(ws);
}
static void seq_udp_logic(vhdl_arch *arch, ivl_net_logic_t log)
{
error("Sequential UDP devices not supported yet");
}
static void udp_logic(vhdl_arch *arch, ivl_net_logic_t log)
{
if (ivl_udp_sequ(ivl_logic_udp(log)))
seq_udp_logic(arch, log);
else
comb_udp_logic(arch, log);
}
static vhdl_expr *translate_logic_inputs(vhdl_scope *scope, ivl_net_logic_t log)
{
switch (ivl_logic_type(log)) {