https://github.com/eronnen updated
https://github.com/llvm/llvm-project/pull/136494
>From 0bf4cfcbd1fe2a006a68cb6f85af9a09a49b47e7 Mon Sep 17 00:00:00 2001
From: Ely Ronnen <elyron...@gmail.com>
Date: Sun, 20 Apr 2025 17:07:09 +0200
Subject: [PATCH 1/3] fallback to assembly when source code is not available
---
lldb/tools/lldb-dap/JSONUtils.cpp | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/lldb/tools/lldb-dap/JSONUtils.cpp
b/lldb/tools/lldb-dap/JSONUtils.cpp
index 33f10c93d2ada..1a44df7740639 100644
--- a/lldb/tools/lldb-dap/JSONUtils.cpp
+++ b/lldb/tools/lldb-dap/JSONUtils.cpp
@@ -750,9 +750,10 @@ llvm::json::Value CreateStackFrame(lldb::SBFrame &frame,
EmplaceSafeString(object, "name", frame_name);
auto line_entry = frame.GetLineEntry();
+ auto file_spec = line_entry.GetFileSpec();
// A line entry of 0 indicates the line is compiler generated i.e. no source
// file is associated with the frame.
- if (line_entry.GetFileSpec().IsValid() &&
+ if (file_spec.IsValid() && file_spec.Exists() &&
(line_entry.GetLine() != 0 ||
line_entry.GetLine() != LLDB_INVALID_LINE_NUMBER)) {
object.try_emplace("source", CreateSource(line_entry));
>From cbcebed97b9ce9251aa27ee384347b283d0625d3 Mon Sep 17 00:00:00 2001
From: Ely Ronnen <elyron...@gmail.com>
Date: Sun, 20 Apr 2025 21:03:02 +0200
Subject: [PATCH 2/3] fix TestDAP_coreFile.py with source maps
---
.../API/tools/lldb-dap/coreFile/TestDAP_coreFile.py | 10 ++++++----
1 file changed, 6 insertions(+), 4 deletions(-)
diff --git a/lldb/test/API/tools/lldb-dap/coreFile/TestDAP_coreFile.py
b/lldb/test/API/tools/lldb-dap/coreFile/TestDAP_coreFile.py
index 1896acea15a99..ce54133a61f3e 100644
--- a/lldb/test/API/tools/lldb-dap/coreFile/TestDAP_coreFile.py
+++ b/lldb/test/API/tools/lldb-dap/coreFile/TestDAP_coreFile.py
@@ -19,7 +19,9 @@ def test_core_file(self):
core_file = os.path.join(current_dir, "linux-x86_64.core")
self.create_debug_adapter()
- self.attach(exe_file, coreFile=core_file)
+
+ source_map = [["/home/labath/test", current_dir]]
+ self.attach(exe_file, coreFile=core_file, sourceMap=source_map)
expected_frames = [
{
@@ -27,7 +29,7 @@ def test_core_file(self):
"id": 524288,
"line": 4,
"name": "bar",
- "source": {"name": "main.c", "path":
"/home/labath/test/main.c"},
+ "source": {"name": "main.c", "path": os.path.join(current_dir,
"main.c")},
"instructionPointerReference": "0x40011C",
},
{
@@ -35,7 +37,7 @@ def test_core_file(self):
"id": 524289,
"line": 10,
"name": "foo",
- "source": {"name": "main.c", "path":
"/home/labath/test/main.c"},
+ "source": {"name": "main.c", "path": os.path.join(current_dir,
"main.c")},
"instructionPointerReference": "0x400142",
},
{
@@ -43,7 +45,7 @@ def test_core_file(self):
"id": 524290,
"line": 16,
"name": "_start",
- "source": {"name": "main.c", "path":
"/home/labath/test/main.c"},
+ "source": {"name": "main.c", "path": os.path.join(current_dir,
"main.c")},
"instructionPointerReference": "0x40015F",
},
]
>From dd8735e1eb7c9582a7f16d45f8106cbfcda2d02f Mon Sep 17 00:00:00 2001
From: Ely Ronnen <elyron...@gmail.com>
Date: Sun, 20 Apr 2025 21:04:46 +0200
Subject: [PATCH 3/3] use stop-disassembly-display setting to determine when to
show disassembly
---
.../lldb-dap/coreFile/TestDAP_coreFile.py | 10 +-
.../stackTraceDisassemblyDisplay/Makefile | 3 +
.../TestDAP_stackTraceDisassemblyDisplay.py | 195 ++++++++++++++++++
.../stackTraceDisassemblyDisplay/main.c | 10 +
lldb/tools/lldb-dap/DAP.h | 4 +
.../lldb-dap/Handler/AttachRequestHandler.cpp | 1 +
.../lldb-dap/Handler/LaunchRequestHandler.cpp | 1 +
.../tools/lldb-dap/Handler/RequestHandler.cpp | 4 +
lldb/tools/lldb-dap/Handler/RequestHandler.h | 3 +
.../Handler/StackTraceRequestHandler.cpp | 3 +-
lldb/tools/lldb-dap/JSONUtils.cpp | 34 ++-
lldb/tools/lldb-dap/JSONUtils.h | 21 +-
lldb/tools/lldb-dap/LLDBUtils.cpp | 19 ++
lldb/tools/lldb-dap/LLDBUtils.h | 9 +
14 files changed, 300 insertions(+), 17 deletions(-)
create mode 100644
lldb/test/API/tools/lldb-dap/stackTraceDisassemblyDisplay/Makefile
create mode 100644
lldb/test/API/tools/lldb-dap/stackTraceDisassemblyDisplay/TestDAP_stackTraceDisassemblyDisplay.py
create mode 100644
lldb/test/API/tools/lldb-dap/stackTraceDisassemblyDisplay/main.c
diff --git a/lldb/test/API/tools/lldb-dap/coreFile/TestDAP_coreFile.py
b/lldb/test/API/tools/lldb-dap/coreFile/TestDAP_coreFile.py
index ce54133a61f3e..1896acea15a99 100644
--- a/lldb/test/API/tools/lldb-dap/coreFile/TestDAP_coreFile.py
+++ b/lldb/test/API/tools/lldb-dap/coreFile/TestDAP_coreFile.py
@@ -19,9 +19,7 @@ def test_core_file(self):
core_file = os.path.join(current_dir, "linux-x86_64.core")
self.create_debug_adapter()
-
- source_map = [["/home/labath/test", current_dir]]
- self.attach(exe_file, coreFile=core_file, sourceMap=source_map)
+ self.attach(exe_file, coreFile=core_file)
expected_frames = [
{
@@ -29,7 +27,7 @@ def test_core_file(self):
"id": 524288,
"line": 4,
"name": "bar",
- "source": {"name": "main.c", "path": os.path.join(current_dir,
"main.c")},
+ "source": {"name": "main.c", "path":
"/home/labath/test/main.c"},
"instructionPointerReference": "0x40011C",
},
{
@@ -37,7 +35,7 @@ def test_core_file(self):
"id": 524289,
"line": 10,
"name": "foo",
- "source": {"name": "main.c", "path": os.path.join(current_dir,
"main.c")},
+ "source": {"name": "main.c", "path":
"/home/labath/test/main.c"},
"instructionPointerReference": "0x400142",
},
{
@@ -45,7 +43,7 @@ def test_core_file(self):
"id": 524290,
"line": 16,
"name": "_start",
- "source": {"name": "main.c", "path": os.path.join(current_dir,
"main.c")},
+ "source": {"name": "main.c", "path":
"/home/labath/test/main.c"},
"instructionPointerReference": "0x40015F",
},
]
diff --git a/lldb/test/API/tools/lldb-dap/stackTraceDisassemblyDisplay/Makefile
b/lldb/test/API/tools/lldb-dap/stackTraceDisassemblyDisplay/Makefile
new file mode 100644
index 0000000000000..118f0aa59ef6f
--- /dev/null
+++ b/lldb/test/API/tools/lldb-dap/stackTraceDisassemblyDisplay/Makefile
@@ -0,0 +1,3 @@
+C_SOURCES := main.c other.c
+
+include Makefile.rules
diff --git
a/lldb/test/API/tools/lldb-dap/stackTraceDisassemblyDisplay/TestDAP_stackTraceDisassemblyDisplay.py
b/lldb/test/API/tools/lldb-dap/stackTraceDisassemblyDisplay/TestDAP_stackTraceDisassemblyDisplay.py
new file mode 100644
index 0000000000000..e56b87b0d52c3
--- /dev/null
+++
b/lldb/test/API/tools/lldb-dap/stackTraceDisassemblyDisplay/TestDAP_stackTraceDisassemblyDisplay.py
@@ -0,0 +1,195 @@
+"""
+Test lldb-dap stack trace when some of the source paths are missing
+"""
+
+from lldbsuite.test.decorators import skipIfWindows
+from lldbsuite.test.lldbtest import line_number
+import lldbdap_testcase
+from contextlib import contextmanager
+import os
+
+
+OTHER_C_SOURCE_CODE = """
+int fibonacci(int n) {
+ if (n < 0) return -1;
+ if (n == 0) return 0;
+ if (n == 1) return 1;
+ int a = 0, b = 1, c;
+ for (int i = 2; i <= n; ++i) {
+ c = a + b;
+ a = b;
+ b = c;
+ }
+
+ return b; // Break here
+}
+"""
+
+
+@contextmanager
+def delete_file_on_exit(path):
+ try:
+ yield path
+ finally:
+ if os.path.exists(path):
+ os.remove(path)
+
+
+class TestDAP_stackTraceMissingSourcePath(lldbdap_testcase.DAPTestCaseBase):
+ def build_and_run_until_breakpoint(self, stop_disassembly_display: str):
+ """
+ Build the program and run until the breakpoint is hit, and return the
stack frames.
+ """
+ other_source_file = "other.c"
+ with delete_file_on_exit(other_source_file):
+ with open(other_source_file, "w") as f:
+ f.write(OTHER_C_SOURCE_CODE)
+
+ breakpoint_line = line_number(other_source_file, "// Break here")
+
+ program = self.getBuildArtifact("a.out")
+ init_commands = [
+ f"settings set stop-disassembly-display
{stop_disassembly_display}"
+ ]
+ self.build_and_launch(program, initCommands=init_commands)
+
+ breakpoint_ids = self.set_source_breakpoints(
+ other_source_file, [breakpoint_line]
+ )
+ self.assertEqual(
+ len(breakpoint_ids), 1, "expect correct number of breakpoints"
+ )
+
+ self.continue_to_breakpoints(breakpoint_ids)
+
+ frames = self.get_stackFrames()
+ self.assertLessEqual(2, len(frames), "expect at least 2 frames")
+
+ self.assertIn(
+ "path",
+ frames[0]["source"],
+ "Expect source path to always be in frame (other.c)",
+ )
+ self.assertIn(
+ "path",
+ frames[1]["source"],
+ "Expect source path in always be in frame (main.c)",
+ )
+
+ return frames
+
+ @skipIfWindows
+ def test_stopDisassemblyDispay_noSource(self):
+ """
+ Test that with with stop-disassembly-display = no-source - frames
without source available give assembly code.
+ """
+ frames = self.build_and_run_until_breakpoint("no-source")
+
+ self.assertNotIn(
+ "other.c",
+ frames[0]["source"]["path"],
+ "Expect original source path to not be in unavailable source frame
(other.c)",
+ )
+ self.assertIn(
+ "sourceReference",
+ frames[0]["source"],
+ "Expect sourceReference source path in to be in unavailable source
frame (other.c)",
+ )
+
+ self.assertIn(
+ "main.c",
+ frames[1]["source"]["path"],
+ "Expect original source path to be in source code frame (main.c)",
+ )
+ self.assertNotIn(
+ "sourceReference",
+ frames[1]["source"],
+ "Expect no sourceReference in source code frame (main.c)",
+ )
+
+ @skipIfWindows
+ def test_stopDisassemblyDispay_noDebuginfo(self):
+ """
+ Test that with with stop-disassembly-display = no-debuginfo - all
frames give source code even when source not available.
+ """
+ frames = self.build_and_run_until_breakpoint("no-debuginfo")
+
+ self.assertIn(
+ "other.c",
+ frames[0]["source"]["path"],
+ "Expect original source path to be in unavailable source frame
(other.c)",
+ )
+ self.assertNotIn(
+ "sourceReference",
+ frames[0]["source"],
+ "Expect sourceReference source path in to be in unavailable source
frame (other.c)",
+ )
+
+ self.assertIn(
+ "main.c",
+ frames[1]["source"]["path"],
+ "Expect original source path to be in source code frame (main.c)",
+ )
+ self.assertNotIn(
+ "sourceReference",
+ frames[1]["source"],
+ "Expect no sourceReference in source code frame (main.c)",
+ )
+
+ @skipIfWindows
+ def test_stopDisassemblyDispay_never(self):
+ """
+ Test that with with stop-disassembly-display = never - all frames
don't give assembly code.
+ """
+ frames = self.build_and_run_until_breakpoint("never")
+
+ self.assertIn(
+ "other.c",
+ frames[0]["source"]["path"],
+ "Expect original source path to be in unavailable source frame
(other.c)",
+ )
+ self.assertNotIn(
+ "sourceReference",
+ frames[0]["source"],
+ "Expect sourceReference source path in to be in unavailable source
frame (other.c)",
+ )
+
+ self.assertIn(
+ "main.c",
+ frames[1]["source"]["path"],
+ "Expect original source path to be in source code frame (main.c)",
+ )
+ self.assertNotIn(
+ "sourceReference",
+ frames[1]["source"],
+ "Expect no sourceReference in source code frame (main.c)",
+ )
+
+ @skipIfWindows
+ def test_stopDisassemblyDispay_always(self):
+ """
+ Test that with with stop-disassembly-display = always - all frames
give source code.
+ """
+ frames = self.build_and_run_until_breakpoint("always")
+
+ self.assertNotIn(
+ "other.c",
+ frames[0]["source"]["path"],
+ "Expect original source path to not be in unavailable source frame
(other.c)",
+ )
+ self.assertIn(
+ "sourceReference",
+ frames[0]["source"],
+ "Expect sourceReference source path in to be in unavailable source
frame (other.c)",
+ )
+
+ self.assertNotIn(
+ "main.c",
+ frames[1]["source"]["path"],
+ "Expect original source path to not be in source code frame
(main.c)",
+ )
+ self.assertIn(
+ "sourceReference",
+ frames[1]["source"],
+ "Expect sourceReference in source code frame (main.c)",
+ )
diff --git a/lldb/test/API/tools/lldb-dap/stackTraceDisassemblyDisplay/main.c
b/lldb/test/API/tools/lldb-dap/stackTraceDisassemblyDisplay/main.c
new file mode 100644
index 0000000000000..760f60092d5c8
--- /dev/null
+++ b/lldb/test/API/tools/lldb-dap/stackTraceDisassemblyDisplay/main.c
@@ -0,0 +1,10 @@
+#include <stdint.h>
+#include <stdio.h>
+
+int fibonacci(int n);
+
+int main(int argc, char const *argv[]) {
+ int result = fibonacci(10);
+ printf("Fibonacci of 10 is: %d\n", result);
+ return 0;
+}
diff --git a/lldb/tools/lldb-dap/DAP.h b/lldb/tools/lldb-dap/DAP.h
index b79a0d9d0f25c..91ae6e341aa1c 100644
--- a/lldb/tools/lldb-dap/DAP.h
+++ b/lldb/tools/lldb-dap/DAP.h
@@ -202,6 +202,10 @@ struct DAP {
lldb::SBFormat frame_format;
lldb::SBFormat thread_format;
+
+ /// The value of stop-disassembly-display setting in LLDB.
+ std::string stop_disassembly_display;
+
// This is used to allow request_evaluate to handle empty expressions
// (ie the user pressed 'return' and expects the previous expression to
// repeat). If the previous expression was a command, this string will be
diff --git a/lldb/tools/lldb-dap/Handler/AttachRequestHandler.cpp
b/lldb/tools/lldb-dap/Handler/AttachRequestHandler.cpp
index 5e622f3d3dcd4..ce7444304a97d 100644
--- a/lldb/tools/lldb-dap/Handler/AttachRequestHandler.cpp
+++ b/lldb/tools/lldb-dap/Handler/AttachRequestHandler.cpp
@@ -108,6 +108,7 @@ void AttachRequestHandler::operator()(const
llvm::json::Object &request) const {
}
SetSourceMapFromArguments(*arguments);
+ SetStopDisassemblyDisplayFromSettings();
lldb::SBError status;
dap.SetTarget(dap.CreateTargetFromArguments(*arguments, status));
diff --git a/lldb/tools/lldb-dap/Handler/LaunchRequestHandler.cpp
b/lldb/tools/lldb-dap/Handler/LaunchRequestHandler.cpp
index 5f14cb074e37e..7b66b9b08ee55 100644
--- a/lldb/tools/lldb-dap/Handler/LaunchRequestHandler.cpp
+++ b/lldb/tools/lldb-dap/Handler/LaunchRequestHandler.cpp
@@ -95,6 +95,7 @@ void LaunchRequestHandler::operator()(const
llvm::json::Object &request) const {
}
SetSourceMapFromArguments(*arguments);
+ SetStopDisassemblyDisplayFromSettings();
lldb::SBError status;
dap.SetTarget(dap.CreateTargetFromArguments(*arguments, status));
diff --git a/lldb/tools/lldb-dap/Handler/RequestHandler.cpp
b/lldb/tools/lldb-dap/Handler/RequestHandler.cpp
index 3520dc2c71a55..a4e120f914b14 100644
--- a/lldb/tools/lldb-dap/Handler/RequestHandler.cpp
+++ b/lldb/tools/lldb-dap/Handler/RequestHandler.cpp
@@ -98,6 +98,10 @@ void BaseRequestHandler::SetSourceMapFromArguments(
}
}
+void BaseRequestHandler::SetStopDisassemblyDisplayFromSettings() const {
+ dap.stop_disassembly_display = GetStopDisassemblyDisplay(dap.debugger);
+}
+
static llvm::Error RunInTerminal(DAP &dap,
const llvm::json::Object &launch_request,
const uint64_t timeout_seconds) {
diff --git a/lldb/tools/lldb-dap/Handler/RequestHandler.h
b/lldb/tools/lldb-dap/Handler/RequestHandler.h
index 7e56c258ad78a..4a52a946336b5 100644
--- a/lldb/tools/lldb-dap/Handler/RequestHandler.h
+++ b/lldb/tools/lldb-dap/Handler/RequestHandler.h
@@ -63,6 +63,9 @@ class BaseRequestHandler {
/// argument (or neither), from which we need to set the target.source-map.
void SetSourceMapFromArguments(const llvm::json::Object &arguments) const;
+ /// Sets the stop-disassembly-display setting
+ void SetStopDisassemblyDisplayFromSettings() const;
+
/// Prints a welcome message on the editor if the preprocessor variable
/// LLDB_DAP_WELCOME_MESSAGE is defined.
void PrintWelcomeMessage() const;
diff --git a/lldb/tools/lldb-dap/Handler/StackTraceRequestHandler.cpp
b/lldb/tools/lldb-dap/Handler/StackTraceRequestHandler.cpp
index a58e3325af100..acf16dbcd5a2f 100644
--- a/lldb/tools/lldb-dap/Handler/StackTraceRequestHandler.cpp
+++ b/lldb/tools/lldb-dap/Handler/StackTraceRequestHandler.cpp
@@ -67,7 +67,8 @@ static bool FillStackFrames(DAP &dap, lldb::SBThread &thread,
break;
}
- stack_frames.emplace_back(CreateStackFrame(frame, dap.frame_format));
+ stack_frames.emplace_back(CreateStackFrame(frame, dap.frame_format,
+ dap.stop_disassembly_display));
}
if (dap.configuration.displayExtendedBacktrace && reached_end_of_stack) {
diff --git a/lldb/tools/lldb-dap/JSONUtils.cpp
b/lldb/tools/lldb-dap/JSONUtils.cpp
index 1a44df7740639..d3e0f2a050a36 100644
--- a/lldb/tools/lldb-dap/JSONUtils.cpp
+++ b/lldb/tools/lldb-dap/JSONUtils.cpp
@@ -658,6 +658,28 @@ llvm::json::Value CreateSource(llvm::StringRef
source_path) {
return llvm::json::Value(std::move(source));
}
+bool ShouldDisplayAssemblySource(const lldb::SBLineEntry &line_entry,
+ const std::string &stop_disassembly_display) {
+ if (stop_disassembly_display == "never")
+ return false;
+
+ if (stop_disassembly_display == "always")
+ return true;
+
+ // A line entry of 0 indicates the line is compiler generated i.e. no source
+ // file is associated with the frame.
+ auto file_spec = line_entry.GetFileSpec();
+ if (!file_spec.IsValid() || line_entry.GetLine() == 0 ||
+ line_entry.GetLine() == LLDB_INVALID_LINE_NUMBER)
+ return true;
+
+ if (stop_disassembly_display == "no-source" && !file_spec.Exists()) {
+ return true;
+ }
+
+ return false;
+}
+
// "StackFrame": {
// "type": "object",
// "description": "A Stackframe contains the source location.",
@@ -719,8 +741,9 @@ llvm::json::Value CreateSource(llvm::StringRef source_path)
{
// },
// "required": [ "id", "name", "line", "column" ]
// }
-llvm::json::Value CreateStackFrame(lldb::SBFrame &frame,
- lldb::SBFormat &format) {
+llvm::json::Value
+CreateStackFrame(lldb::SBFrame &frame, lldb::SBFormat &format,
+ const std::string &stop_disassembly_display) {
llvm::json::Object object;
int64_t frame_id = MakeDAPFrameID(frame);
object.try_emplace("id", frame_id);
@@ -750,12 +773,7 @@ llvm::json::Value CreateStackFrame(lldb::SBFrame &frame,
EmplaceSafeString(object, "name", frame_name);
auto line_entry = frame.GetLineEntry();
- auto file_spec = line_entry.GetFileSpec();
- // A line entry of 0 indicates the line is compiler generated i.e. no source
- // file is associated with the frame.
- if (file_spec.IsValid() && file_spec.Exists() &&
- (line_entry.GetLine() != 0 ||
- line_entry.GetLine() != LLDB_INVALID_LINE_NUMBER)) {
+ if (!ShouldDisplayAssemblySource(line_entry, stop_disassembly_display)) {
object.try_emplace("source", CreateSource(line_entry));
object.try_emplace("line", line_entry.GetLine());
auto column = line_entry.GetColumn();
diff --git a/lldb/tools/lldb-dap/JSONUtils.h b/lldb/tools/lldb-dap/JSONUtils.h
index b8c53353bf42d..7186f222b04e8 100644
--- a/lldb/tools/lldb-dap/JSONUtils.h
+++ b/lldb/tools/lldb-dap/JSONUtils.h
@@ -345,6 +345,20 @@ llvm::json::Value CreateSource(const lldb::SBLineEntry
&line_entry);
/// definition outlined by Microsoft.
llvm::json::Value CreateSource(llvm::StringRef source_path);
+/// Return true if the given line entry should be displayed as assembly.
+///
+/// \param[in] line_entry
+/// The LLDB line entry to check.
+///
+/// \param[in] stop_disassembly_display
+/// The value of the "stop-disassembly-display" setting.
+///
+/// \return
+/// True if the line entry should be displayed as assembly, false
+/// otherwise.
+bool ShouldDisplayAssemblySource(const lldb::SBLineEntry &line_entry,
+ const std::string &stop_disassembly_display);
+
/// Create a "StackFrame" object for a LLDB frame object.
///
/// This function will fill in the following keys in the returned
@@ -363,11 +377,14 @@ llvm::json::Value CreateSource(llvm::StringRef
source_path);
/// The LLDB format to use when populating out the "StackFrame"
/// object.
///
+/// \param[in] stop_disassembly_display
+/// The value of the "stop-disassembly-display" setting.
+///
/// \return
/// A "StackFrame" JSON object with that follows the formal JSON
/// definition outlined by Microsoft.
-llvm::json::Value CreateStackFrame(lldb::SBFrame &frame,
- lldb::SBFormat &format);
+llvm::json::Value CreateStackFrame(lldb::SBFrame &frame, lldb::SBFormat
&format,
+ const std::string
&stop_disassembly_display);
/// Create a "StackFrame" label object for a LLDB thread.
///
diff --git a/lldb/tools/lldb-dap/LLDBUtils.cpp
b/lldb/tools/lldb-dap/LLDBUtils.cpp
index a27beff0b030d..7dd7d41d96a6a 100644
--- a/lldb/tools/lldb-dap/LLDBUtils.cpp
+++ b/lldb/tools/lldb-dap/LLDBUtils.cpp
@@ -163,6 +163,25 @@ GetEnvironmentFromArguments(const llvm::json::Object
&arguments) {
return envs;
}
+std::string GetStopDisassemblyDisplay(lldb::SBDebugger &debugger) {
+ std::string stop_disassembly_display = "no-debuginfo"; // default value
+ lldb::SBCommandReturnObject result;
+ debugger.GetCommandInterpreter().HandleCommand(
+ "settings show stop-disassembly-display", result);
+ if (result.Succeeded()) {
+ std::string output = result.GetOutput();
+ size_t pos = output.find("stop-disassembly-display");
+ if (pos != std::string::npos) {
+ size_t start = output.find("= ", pos) + 2;
+ size_t end = output.find("\n", start);
+ stop_disassembly_display =
+ output.substr(start, end - start); // trim whitespace
+ }
+ }
+
+ return stop_disassembly_display;
+}
+
llvm::Error ToError(const lldb::SBError &error) {
if (error.Success())
return llvm::Error::success();
diff --git a/lldb/tools/lldb-dap/LLDBUtils.h b/lldb/tools/lldb-dap/LLDBUtils.h
index 2c57847303cb3..1ecb95122da04 100644
--- a/lldb/tools/lldb-dap/LLDBUtils.h
+++ b/lldb/tools/lldb-dap/LLDBUtils.h
@@ -156,6 +156,15 @@ uint32_t GetLLDBFrameID(uint64_t dap_frame_id);
lldb::SBEnvironment
GetEnvironmentFromArguments(const llvm::json::Object &arguments);
+/// Get the stop-disassembly-display settings
+///
+/// \param[in] debugger
+/// The debugger that will execute the lldb commands.
+///
+/// \return
+/// The value of the stop-disassembly-display setting
+std::string GetStopDisassemblyDisplay(lldb::SBDebugger &debugger);
+
/// Take ownership of the stored error.
llvm::Error ToError(const lldb::SBError &error);
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