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authorClifford Wolf <clifford@clifford.at>2014-08-21 17:11:51 +0200
committerClifford Wolf <clifford@clifford.at>2014-08-21 17:11:51 +0200
commit085c8e873d4d90129a952eba85836891635a7f8c (patch)
tree7afb69f3d74151c225f5ea13e1de615e2fb0b949 /frontends
parent490d7a5bf2062481dfda656de86bfbeca83c080d (diff)
Added AstNode::asInt()
Diffstat (limited to 'frontends')
-rw-r--r--frontends/ast/ast.cc23
-rw-r--r--frontends/ast/ast.h1
-rw-r--r--frontends/ast/dpicall.cc2
3 files changed, 24 insertions, 2 deletions
diff --git a/frontends/ast/ast.cc b/frontends/ast/ast.cc
index de38eff6..2fc8f983 100644
--- a/frontends/ast/ast.cc
+++ b/frontends/ast/ast.cc
@@ -792,9 +792,30 @@ int AstNode::isConst()
return 0;
}
+uint64_t AstNode::asInt(bool is_signed)
+{
+ if (type == AST_CONSTANT)
+ {
+ RTLIL::Const v = bitsAsConst(64, is_signed);
+ uint64_t ret = 0;
+
+ for (int i = 0; i < 64; i++)
+ if (v.bits.at(i) == RTLIL::State::S1)
+ ret |= uint64_t(1) << i;
+
+ return ret;
+ }
+
+ if (type == AST_REALVALUE)
+ return realvalue;
+
+ log_abort();
+}
+
double AstNode::asReal(bool is_signed)
{
- if (type == AST_CONSTANT) {
+ if (type == AST_CONSTANT)
+ {
RTLIL::Const val(bits);
bool is_negative = is_signed && val.bits.back() == RTLIL::State::S1;
diff --git a/frontends/ast/ast.h b/frontends/ast/ast.h
index 88917c64..0a401673 100644
--- a/frontends/ast/ast.h
+++ b/frontends/ast/ast.h
@@ -247,6 +247,7 @@ namespace AST
RTLIL::Const bitsAsConst(int width = -1);
RTLIL::Const asAttrConst();
RTLIL::Const asParaConst();
+ uint64_t asInt(bool is_signed);
bool bits_only_01();
bool asBool();
diff --git a/frontends/ast/dpicall.cc b/frontends/ast/dpicall.cc
index a1954dab..965645cd 100644
--- a/frontends/ast/dpicall.cc
+++ b/frontends/ast/dpicall.cc
@@ -30,7 +30,7 @@ AST::AstNode *AST::dpi_call(const std::string &rtype, const std::string &fname,
if (argtypes[i] == "real" || argtypes[i] == "shortreal")
log(" arg %d (%s): %f\n", i, argtypes[i].c_str(), args[i]->asReal(args[i]->is_signed));
else
- log(" arg %d (%s): %d\n", i, argtypes[i].c_str(), args[i]->bitsAsConst().as_int());
+ log(" arg %d (%s): %lld\n", i, argtypes[i].c_str(), (long long)args[i]->asInt(args[i]->is_signed));
if (rtype == "real" || rtype == "shortreal") {
newNode = new AstNode(AST_REALVALUE);