================
@@ -96,16 +98,120 @@ def getArchSpec(self, architecture):
"""
return ["ARCH=" + architecture] if architecture else []
- def getCCSpec(self, compiler):
+ def getToolchainSpec(self, compiler):
"""
- Helper function to return the key-value string to specify the compiler
+ Helper function to return the key-value strings to specify the
toolchain
used for the make system.
"""
cc = compiler if compiler else None
if not cc and configuration.compiler:
cc = configuration.compiler
+
if cc:
- return ['CC="%s"' % cc]
+ exe_ext = ""
+ if lldbplatformutil.getHostPlatform() == "windows":
+ exe_ext = ".exe"
+
+ cc = cc.strip()
+ cc_path = pathlib.Path(cc)
+ cc = cc_path.as_posix()
+
+ # We can get CC compiler string in the following formats:
+ # [<tool>] <compiler> - such as 'xrun clang', 'xrun
/usr/bin/clang' & etc
+ #
+ # Where <compiler> could contain the following parts:
+ # <simple-name>[.<exe-ext>] - sucn as
'clang', 'clang.exe' ('clamg-cl.exe'?)
+ # <target-triple>-<simple-name>[.<exe-ext>] - such as
'armv7-linux-gnueabi-gcc'
+ # <path>/<simple-name>[.<exe-ext>] - such as
'/usr/bin/clang', 'c:\path\to\compiler\clang,exe'
+ # <path>/<target-triple>-<simple-name>[.<exe-ext>] - such as
'/usr/bin/clang', 'c:\path\to\compiler\clang,exe'
+
+ cc_ext = cc_path.suffix
+ # Compiler name without extension
+ cc_name = cc_path.stem.split(" ")[-1]
+
+ # A kind of compiler (canonical name): clang, gcc, cc & etc.
+ cc_type = cc_name
+ # A triple prefix of compiler name: <armv7-none-linux-gnu->gcc
+ cc_prefix = ""
+ if not "clang-cl" in cc_name and not "llvm-gcc" in cc_name:
+ cc_name_parts = cc_name.split("-")
+ cc_type = cc_name_parts[-1]
+ if len(cc_name_parts) > 1:
+ cc_prefix = "-".join(cc_name_parts[:-1]) + "-"
+
+ # A kind of C++ compiler.
+ cxx_types = {
+ "icc": "icpc",
+ "llvm-gcc": "llvm-g++",
+ "gcc": "g++",
+ "cc": "c++",
+ "clang": "clang++",
+ }
+ cxx_type = cxx_types.get(cc_type, cc_type)
+
+ cc_dir = cc_path.parent
+
+ def getLlvmUtil(util_name):
+ llvm_tools_dir = os.getenv("LLVM_TOOLS_DIR", cc_dir.as_posix())
+ return llvm_tools_dir + "/" + util_name + exe_ext
+
+ def getToolchainUtil(util_name):
+ return (cc_dir / (cc_prefix + util_name + cc_ext)).as_posix()
+
+ cxx = getToolchainUtil(cxx_type)
+
+ util_names = {
+ "OBJCOPY": "objcopy",
+ "STRIP": "objcopy",
+ "ARCHIVER": "ar",
+ "DWP": "dwp",
+ }
+ utils = []
+
+ # Note: LLVM_AR is currently required by API TestBSDArchives.py
tests.
+ # Assembly a full path to llvm-ar for given LLVM_TOOLS_DIR;
+ # otherwise assume we have llvm-ar at the same place where is CC
specified.
+ if not os.getenv("LLVM_AR"):
+ llvm_ar = getLlvmUtil("llvm-ar")
+ utils.extend(['LLVM_AR="%s"' % llvm_ar])
+
+ if not lldbplatformutil.platformIsDarwin():
+ if os.getenv("USE_LLVM_TOOLS"):
+ # Use the llvm project tool instead of the system defaults.
+ for var, name in util_names.items():
+ utils.append('%s="%s"' % (var, getLlvmUtil("llvm-" +
name)))
+ utils.extend(['AR="%s"' % llvm_ar])
+ elif cc_type in ["clang", "cc", "gcc"]:
+ util_paths = {}
+ # Assembly a toolchain side tool cmd based on passed CC.
+ for var, name in util_names.items():
+ # Do not override explicity specified tool from the
cmd line.
+ if not os.getenv(var):
+ util_paths[var] = getToolchainUtil(name)
+ else:
+ util_paths[var] = os.getenv(var)
+ utils.extend(['AR="%s"' % util_paths["ARCHIVER"]])
+
+ # Look for llvm-dwp or gnu dwp
+ if not lldbutil.which(util_paths["DWP"]):
+ util_paths["DWP"] = getToolchainUtil("llvm-dwp")
+ if not lldbutil.which(util_paths["DWP"]):
+ util_paths["DWP"] = lldbutil.which("llvm-dwp")
+ if not util_paths["DWP"]:
+ util_paths["DWP"] = lldbutil.which("dwp")
+ if not util_paths["DWP"]:
+ del util_paths["DWP"]
+
+ for var, path in util_paths.items():
+ utils.append('%s="%s"' % (var, path))
+ else:
+ utils.extend(['AR="%slibtool"' % os.getenv("CROSS_COMPILE",
"")])
+
+ return [
+ 'CC="%s"' % cc,
+ 'CCC="%s"' % cc_type,
+ 'CXX="%s"' % cxx,
----------------
labath wrote:
I.e., by replacing this (and others) with
```suggestion
'CC=%s' % cc,
'CCC=%s' % cc_type,
'CXX=%s' % cxx,
```
https://github.com/llvm/llvm-project/pull/102185
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