From: Serhei Makarov <smakarov@redhat.com>
Date: Mon, 1 Feb 2021 18:06:05 +0000 (-0500)
Subject: stap.bpf optional debugging aid :: show location of bpfasm-embeddedcode
X-Git-Tag: release-4.5~80
X-Git-Url: https://sourceware.org/git/?a=commitdiff_plain;h=1723dc79c8031da18f8cfe3fc456d979f491fa2e;p=systemtap.git

stap.bpf optional debugging aid :: show location of bpfasm-embeddedcode
---

diff --git a/bpf-translate.cxx b/bpf-translate.cxx
index e02ad4901..0f4a7de7f 100644
--- a/bpf-translate.cxx
+++ b/bpf-translate.cxx
@@ -1480,6 +1480,9 @@ bpf_unparser::visit_embeddedcode (embeddedcode *s)
 {
 #ifdef DEBUG_CODEGEN
   this_ins.notes.push("asm");
+  // XXX verbose; for more precise diagnostics:
+  //std::stringstream os; os << s->tok->location;
+  //this_ins.notes.push("asm@" + os.str());
 #endif
   // XXX allocate asm_stmts off the stack to avoid deallocating tok on throw
   std::vector<asm_stmt> *statements_p = new std::vector<asm_stmt>;