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Added support for unsized constants, fixes #1022

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Includes work from @sumit0190 and @AaronKel
This commit is contained in:
Miodrag Milanovic 2019-05-27 11:42:10 +02:00
parent 2058c7c53b
commit 34417ce55f
5 changed files with 45 additions and 13 deletions
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4
frontends/ast/ast.h
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@ -173,7 +173,7 @@ namespace AST
// node content - most of it is unused in most node types
std::string str;
std::vector<RTLIL::State> bits;
bool is_input, is_output, is_reg, is_logic, is_signed, is_string, range_valid, range_swapped, was_checked;
bool is_input, is_output, is_reg, is_logic, is_signed, is_string, range_valid, range_swapped, was_checked, is_unsized;
int port_id, range_left, range_right;
uint32_t integer;
double realvalue;
@ -262,6 +262,7 @@ namespace AST
// helper functions for creating AST nodes for constants
static AstNode *mkconst_int(uint32_t v, bool is_signed, int width = 32);
static AstNode *mkconst_bits(const std::vector<RTLIL::State> &v, bool is_signed, bool is_unsized);
static AstNode *mkconst_bits(const std::vector<RTLIL::State> &v, bool is_signed);
static AstNode *mkconst_str(const std::vector<RTLIL::State> &v);
static AstNode *mkconst_str(const std::string &str);
@ -269,6 +270,7 @@ namespace AST
// helper function for creating sign-extended const objects
RTLIL::Const bitsAsConst(int width, bool is_signed);
RTLIL::Const bitsAsConst(int width = -1);
RTLIL::Const bitsAsUnsizedConst(int width);
RTLIL::Const asAttrConst();
RTLIL::Const asParaConst();
uint64_t asInt(bool is_signed);