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authorEddie Hung <eddie@fpgeh.com>2019-08-16 13:38:47 -0700
committerEddie Hung <eddie@fpgeh.com>2019-08-16 13:38:47 -0700
commit6b51c154c6812f58676402ebbbdbb18d053ca4be (patch)
treeabc83b857152cd237fd3b64155bdcee2180b5855 /kernel/yosys.h
parent2d5d82e2b6f7d369c0d41b499646a8719ff0bc20 (diff)
parent958be89c47ae4f11b5de07bc026bc2202e2ebc97 (diff)
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Merge remote-tracking branch 'origin/master' into mwk/xilinx_bufgmap
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();