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Merge 42e4610e3a into 47ca09a016

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Aki-nyan 2025-10-08 07:34:47 +03:00 • committed by GitHub
commit 3048feb281
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2 changed files with 28 additions and 1 deletions
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6
frontends/rtlil/rtlil_parser.y
View file

@ -187,7 +187,11 @@ wire_stmt:
wire_options:
wire_options TOK_WIDTH TOK_INT {
current_wire->width = $3;
if ($3 > 0x1000000) {
rtlil_frontend_yyerror("RTLIL error: invalid wire width, must be less than 2^24");
} else {
current_wire->width = $3;
}
} |
wire_options TOK_WIDTH TOK_INVALID {
rtlil_frontend_yyerror("RTLIL error: invalid wire width");

23
kernel/rtlil.cc
View file

@ -266,6 +266,9 @@ std::string& Const::get_str() {
RTLIL::Const::Const(const std::string &str)
{
if (str.size() * 8 > 0x1000000)
log_error("RTLIL Const width must be less than 2^24");
flags = RTLIL::CONST_FLAG_STRING;
new ((void*)&str_) std::string(str);
tag = backing_tag::string;
@ -273,6 +276,12 @@ RTLIL::Const::Const(const std::string &str)
RTLIL::Const::Const(long long val) // default width 32
{
if (width < 0)
log_error("RTLIL Const width must not be negative");
if (width > 0x1000000)
log_error("RTLIL Const width must be less than 2^24");
flags = RTLIL::CONST_FLAG_NONE;
char bytes[] = {
(char)(val >> 24), (char)(val >> 16), (char)(val >> 8), (char)val
@ -311,6 +320,12 @@ RTLIL::Const::Const(long long val, int width)
RTLIL::Const::Const(RTLIL::State bit, int width)
{
if (width < 0)
log_error("RTLIL Const width must not be negative");
if (width > 0x1000000)
log_error("RTLIL Const width must be less than 2^24");
flags = RTLIL::CONST_FLAG_NONE;
new ((void*)&bits_) bitvectype();
tag = backing_tag::bits;
@ -322,6 +337,10 @@ RTLIL::Const::Const(RTLIL::State bit, int width)
RTLIL::Const::Const(const std::vector<bool> &bits)
{
if (bits.size() > 0x1000000)
log_error("RTLIL Const width must be less than 2^24");
flags = RTLIL::CONST_FLAG_NONE;
new ((void*)&bits_) bitvectype();
tag = backing_tag::bits;
@ -573,6 +592,10 @@ std::string RTLIL::Const::as_string(const char* any) const
RTLIL::Const RTLIL::Const::from_string(const std::string &str)
{
if (str.size() > 0x1000000)
log_error("RTLIL width must be less than 2^24");
Const c;
bitvectype& bv = c.get_bits();
bv.reserve(str.size());