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authorEddie Hung <eddie@fpgeh.com>2019-08-15 12:19:51 -0700
committerEddie Hung <eddie@fpgeh.com>2019-08-15 12:19:51 -0700
commit7f10019610e9570549ddcb945da8ae048d718dfd (patch)
tree40f9776fded5e02bea37ff8b1d1a765e15fdc944 /kernel/yosys.h
parent261daffd9d18adb13bb3dc53b17d3543109ea26c (diff)
parentd8a2aaa46379df7a07f4b776b7f9981b04999215 (diff)
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Merge remote-tracking branch 'origin/master' into xc7dsp
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();