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Internals: Add some missing const/UNLIKELY markers. No functional change

This commit is contained in:
Wilson Snyder 2026-03-12 07:46:21 -04:00
parent f2fdc57366
commit a787d631ce
1 changed files with 9 additions and 9 deletions
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18
include/verilated_random.cpp
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@ -67,12 +67,12 @@ public:
protected: protected:
int overflow(int c = traits_type::eof()) override { int overflow(int c = traits_type::eof()) override {
char c2 = static_cast<char>(c); const char c2 = static_cast<char>(c);
if (pbase() == pptr()) return 0; if (pbase() == pptr()) return 0;
size_t size = pptr() - pbase(); const size_t size = pptr() - pbase();
ssize_t n = ::write(m_writeFd, pbase(), size); const ssize_t n = ::write(m_writeFd, pbase(), size);
// VL_PRINTF_MT("solver-write '%s'\n", std::string(pbase(), size).c_str()); // VL_PRINTF_MT("solver-write '%s'\n", std::string(pbase(), size).c_str());
if (n == -1) perror("write"); if (VL_UNLIKELY(n == -1)) perror("write");
if (n <= 0) { if (n <= 0) {
wait_report(); wait_report();
return traits_type::eof(); return traits_type::eof();
@ -86,8 +86,8 @@ protected:
} }
int underflow() override { int underflow() override {
sync(); sync();
ssize_t n = ::read(m_readFd, m_readBuf, sizeof(m_readBuf)); const ssize_t n = ::read(m_readFd, m_readBuf, sizeof(m_readBuf));
if (n == -1) perror("read"); if (VL_UNLIKELY(n == -1)) perror("read");
if (n <= 0) { if (n <= 0) {
wait_report(); wait_report();
return traits_type::eof(); return traits_type::eof();
@ -153,11 +153,11 @@ public:
constexpr int P_RD = 0; constexpr int P_RD = 0;
constexpr int P_WR = 1; constexpr int P_WR = 1;
if (pipe(fd_stdin) != 0) { if (VL_UNLIKELY(pipe(fd_stdin) != 0)) {
perror("VlRProcess::open: pipe"); perror("VlRProcess::open: pipe");
return false; return false;
} }
if (pipe(fd_stdout) != 0) { if (VL_UNLIKELY(pipe(fd_stdout) != 0)) {
perror("VlRProcess::open: pipe"); perror("VlRProcess::open: pipe");
close(fd_stdin[P_RD]); close(fd_stdin[P_RD]);
close(fd_stdin[P_WR]); close(fd_stdin[P_WR]);
@ -177,7 +177,7 @@ public:
} }
const pid_t pid = fork(); const pid_t pid = fork();
if (pid < 0) { if (VL_UNLIKELY(pid < 0)) {
perror("VlRProcess::open: fork"); perror("VlRProcess::open: fork");
close(fd_stdin[P_RD]); close(fd_stdin[P_RD]);
close(fd_stdin[P_WR]); close(fd_stdin[P_WR]);