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document functionalir.h and change visitors to derive from AbstractVisitor. remove extraneous widths arguments from visitors.

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This commit is contained in:
Emily Schmidt 2024-07-17 11:53:42 +01:00
parent 6922633b0b
commit 55c2c17853
5 changed files with 400 additions and 170 deletions
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72
backends/functional/cxx.cc
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@ -98,7 +98,7 @@ struct CxxStruct {
}
};
template<class NodePrinter> struct CxxPrintVisitor {
template<class NodePrinter> struct CxxPrintVisitor : public FunctionalIR::AbstractVisitor<void> {
using Node = FunctionalIR::Node;
CxxWriter &f;
NodePrinter np;
@ -108,36 +108,36 @@ template<class NodePrinter> struct CxxPrintVisitor {
template<typename... Args> void print(const char *fmt, Args&&... args) {
f.print_with(np, fmt, std::forward<Args>(args)...);
}
void buf(Node, Node n) { print("{}", n); }
void slice(Node, Node a, int, int offset, int out_width) { print("{0}.slice<{2}>({1})", a, offset, out_width); }
void zero_extend(Node, Node a, int, int out_width) { print("{}.zero_extend<{}>()", a, out_width); }
void sign_extend(Node, Node a, int, int out_width) { print("{}.sign_extend<{}>()", a, out_width); }
void concat(Node, Node a, int, Node b, int) { print("{}.concat({})", a, b); }
void add(Node, Node a, Node b, int) { print("{} + {}", a, b); }
void sub(Node, Node a, Node b, int) { print("{} - {}", a, b); }
void mul(Node, Node a, Node b, int) { print("{} * {}", a, b); }
void unsigned_div(Node, Node a, Node b, int) { print("{} / {}", a, b); }
void unsigned_mod(Node, Node a, Node b, int) { print("{} % {}", a, b); }
void bitwise_and(Node, Node a, Node b, int) { print("{} & {}", a, b); }
void bitwise_or(Node, Node a, Node b, int) { print("{} | {}", a, b); }
void bitwise_xor(Node, Node a, Node b, int) { print("{} ^ {}", a, b); }
void bitwise_not(Node, Node a, int) { print("~{}", a); }
void unary_minus(Node, Node a, int) { print("-{}", a); }
void reduce_and(Node, Node a, int) { print("{}.all()", a); }
void reduce_or(Node, Node a, int) { print("{}.any()", a); }
void reduce_xor(Node, Node a, int) { print("{}.parity()", a); }
void equal(Node, Node a, Node b, int) { print("{} == {}", a, b); }
void not_equal(Node, Node a, Node b, int) { print("{} != {}", a, b); }
void signed_greater_than(Node, Node a, Node b, int) { print("{}.signed_greater_than({})", a, b); }
void signed_greater_equal(Node, Node a, Node b, int) { print("{}.signed_greater_equal({})", a, b); }
void unsigned_greater_than(Node, Node a, Node b, int) { print("{} > {}", a, b); }
void unsigned_greater_equal(Node, Node a, Node b, int) { print("{} >= {}", a, b); }
void logical_shift_left(Node, Node a, Node b, int, int) { print("{} << {}", a, b); }
void logical_shift_right(Node, Node a, Node b, int, int) { print("{} >> {}", a, b); }
void arithmetic_shift_right(Node, Node a, Node b, int, int) { print("{}.arithmetic_shift_right({})", a, b); }
void mux(Node, Node a, Node b, Node s, int) { print("{2}.any() ? {1} : {0}", a, b, s); }
void pmux(Node, Node a, Node b, Node s, int, int) { print("{0}.pmux({1}, {2})", a, b, s); }
void constant(Node, RTLIL::Const value) {
void buf(Node, Node n) override { print("{}", n); }
void slice(Node, Node a, int offset, int out_width) override { print("{0}.slice<{2}>({1})", a, offset, out_width); }
void zero_extend(Node, Node a, int out_width) override { print("{}.zero_extend<{}>()", a, out_width); }
void sign_extend(Node, Node a, int out_width) override { print("{}.sign_extend<{}>()", a, out_width); }
void concat(Node, Node a, Node b) override { print("{}.concat({})", a, b); }
void add(Node, Node a, Node b) override { print("{} + {}", a, b); }
void sub(Node, Node a, Node b) override { print("{} - {}", a, b); }
void mul(Node, Node a, Node b) override { print("{} * {}", a, b); }
void unsigned_div(Node, Node a, Node b) override { print("{} / {}", a, b); }
void unsigned_mod(Node, Node a, Node b) override { print("{} % {}", a, b); }
void bitwise_and(Node, Node a, Node b) override { print("{} & {}", a, b); }
void bitwise_or(Node, Node a, Node b) override { print("{} | {}", a, b); }
void bitwise_xor(Node, Node a, Node b) override { print("{} ^ {}", a, b); }
void bitwise_not(Node, Node a) override { print("~{}", a); }
void unary_minus(Node, Node a) override { print("-{}", a); }
void reduce_and(Node, Node a) override { print("{}.all()", a); }
void reduce_or(Node, Node a) override { print("{}.any()", a); }
void reduce_xor(Node, Node a) override { print("{}.parity()", a); }
void equal(Node, Node a, Node b) override { print("{} == {}", a, b); }
void not_equal(Node, Node a, Node b) override { print("{} != {}", a, b); }
void signed_greater_than(Node, Node a, Node b) override { print("{}.signed_greater_than({})", a, b); }
void signed_greater_equal(Node, Node a, Node b) override { print("{}.signed_greater_equal({})", a, b); }
void unsigned_greater_than(Node, Node a, Node b) override { print("{} > {}", a, b); }
void unsigned_greater_equal(Node, Node a, Node b) override { print("{} >= {}", a, b); }
void logical_shift_left(Node, Node a, Node b) override { print("{} << {}", a, b); }
void logical_shift_right(Node, Node a, Node b) override { print("{} >> {}", a, b); }
void arithmetic_shift_right(Node, Node a, Node b) override { print("{}.arithmetic_shift_right({})", a, b); }
void mux(Node, Node a, Node b, Node s) override { print("{2}.any() ? {1} : {0}", a, b, s); }
void pmux(Node, Node a, Node b, Node s) override { print("{0}.pmux({1}, {2})", a, b, s); }
void constant(Node, RTLIL::Const value) override {
std::stringstream ss;
bool multiple = value.size() > 32;
ss << "Signal<" << value.size() << ">(" << std::hex << std::showbase;
@ -151,11 +151,11 @@ template<class NodePrinter> struct CxxPrintVisitor {
ss << ")";
print("{}", ss.str());
}
void input(Node, IdString name) { print("input.{}", input_struct[name]); }
void state(Node, IdString name) { print("current_state.{}", state_struct[name]); }
void memory_read(Node, Node mem, Node addr, int, int) { print("{}.read({})", mem, addr); }
void memory_write(Node, Node mem, Node addr, Node data, int, int) { print("{}.write({}, {})", mem, addr, data); }
void undriven(Node, int width) { print("Signal<{}>(0)", width); }
void input(Node, IdString name) override { print("input.{}", input_struct[name]); }
void state(Node, IdString name) override { print("current_state.{}", state_struct[name]); }
void memory_read(Node, Node mem, Node addr) override { print("{}.read({})", mem, addr); }
void memory_write(Node, Node mem, Node addr, Node data) override { print("{}.write({}, {})", mem, addr, data); }
void undriven(Node, int width) override { print("Signal<{}>(0)", width); }
};
struct CxxModule {