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authorClifford Wolf <clifford@clifford.at>2019-08-15 12:03:16 +0200
committerGitHub <noreply@github.com>2019-08-15 12:03:16 +0200
commit704686774e28b9b602874264df2c0f96841be05e (patch)
treee81654955cedfd7e06339db4004d7860ee0b1e55 /kernel/yosys.h
parent5422007400bf6f9860d1a230b561fe4fa64f0d32 (diff)
parent85b0b2c58989402d8b2a4bcade264e28dc246778 (diff)
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Merge pull request #1275 from YosysHQ/clifford/ids
New ID() macro and now also use it
Diffstat (limited to 'kernel/yosys.h')
-rw-r--r--kernel/yosys.h12
1 files changed, 10 insertions, 2 deletions
diff --git a/kernel/yosys.h b/kernel/yosys.h
index 09e8139bb..49716ed52 100644
--- a/kernel/yosys.h
+++ b/kernel/yosys.h
@@ -305,8 +305,16 @@ RTLIL::IdString new_id(std::string file, int line, std::string func);
#define NEW_ID \
YOSYS_NAMESPACE_PREFIX new_id(__FILE__, __LINE__, __FUNCTION__)
-#define ID(_str) \
- ([]() { static YOSYS_NAMESPACE_PREFIX RTLIL::IdString _id(_str); return _id; })()
+// Create a statically allocated IdString object, using for example ID(A) or ID($add).
+//
+// Recipe for Converting old code that is using conversion of strings like "\\A" and
+// "$add" for creating IdStrings: Run below SED command on the .cc file and then use for
+// example "meld foo.cc foo.cc.orig" to manually compile errors, if necessary.
+//
+// sed -i.orig -r 's/"\\\\([a-zA-Z0-9_]+)"/ID(\1)/g; s/"(\$[a-zA-Z0-9_]+)"/ID(\1)/g;' <filename>
+//
+#define ID(_id) ([]() { const char *p = "\\" #_id, *q = p[1] == '$' ? p+1 : p; \
+ static const YOSYS_NAMESPACE_PREFIX RTLIL::IdString id(q); return id; })()
RTLIL::Design *yosys_get_design();
std::string proc_self_dirname();