diff options
Diffstat (limited to 'src/liblink')
| -rw-r--r-- | src/liblink/objfile.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/liblink/objfile.c b/src/liblink/objfile.c index dc463d474..02cfae495 100644 --- a/src/liblink/objfile.c +++ b/src/liblink/objfile.c @@ -103,6 +103,7 @@ #include <bio.h> #include <link.h> #include "../cmd/ld/textflag.h" +#include "../runtime/funcdata.h" static void writesym(Link*, Biobuf*, LSym*); static void wrint(Biobuf*, int64); @@ -232,6 +233,17 @@ writeobj(Link *ctxt, Biobuf *b) continue; } + if(p->as == ctxt->arch->AFUNCDATA) { + // Rewrite reference to go_args_stackmap(SB) to the Go-provided declaration information. + if(curtext == nil) // func _() {} + continue; + if(strcmp(p->to.sym->name, "go_args_stackmap") == 0) { + if(p->from.type != ctxt->arch->D_CONST || p->from.offset != FUNCDATA_ArgsPointerMaps) + ctxt->diag("FUNCDATA use of go_args_stackmap(SB) without FUNCDATA_ArgsPointerMaps"); + p->to.sym = linklookup(ctxt, smprint("%s.args_stackmap", curtext->name), curtext->version); + } + } + if(curtext == nil) continue; s = curtext; |