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From e376fd5fa64d34803e821e02c0d5199ca7244944 Mon Sep 17 00:00:00 2001
From: Roger Zanoni <rzanoni@igalia.com>
Date: Sun, 12 Nov 2023 19:41:07 -0300
Subject: [PATCH 31/33] [M118-fix] Add a way to set different lib paths host
and target
meta-clang on AGL defines a simplified path structure for clang's
runtime libraries and a different lib naming convention.
Upstream-Status: Inappropriate
Signed-off-by: Roger Zanoni <rzanoni@igalia.com>
---
build/config/clang/BUILD.gn | 79 +++++++++++-------------------------
build/config/clang/clang.gni | 3 ++
2 files changed, 26 insertions(+), 56 deletions(-)
diff --git a/build/config/clang/BUILD.gn b/build/config/clang/BUILD.gn
index fe044e29e428b..81ec24d92da72 100644
--- a/build/config/clang/BUILD.gn
+++ b/build/config/clang/BUILD.gn
@@ -3,6 +3,7 @@
# found in the LICENSE file.
import("//build/config/rust.gni")
+import("//v8/gni/snapshot_toolchain.gni")
import("clang.gni")
if (is_ios) {
@@ -95,66 +96,32 @@ template("clang_lib") {
}
} else {
config(target_name) {
- _dir = ""
+ if (is_a_target_toolchain) {
+ _base_path = "$clang_base_path_target"
+ _cpu = target_cpu
+ } else {
+ _base_path = "$clang_base_path"
+ _cpu = host_cpu
+ }
+
+ if (_cpu == "x64") {
+ _suffix = "-x86_64"
+ } else if (_cpu == "x86") {
+ _suffix = "-i386"
+ } else if (_cpu == "arm64") {
+ _suffix = "-aarch64"
+ } else if (_cpu == "arm") {
+ _suffix = "-arm"
+ } else {
+ assert(false) # Unhandled cpu type
+ }
+
+ _dir = "linux"
_libname = invoker.libname
_prefix = "lib"
- _suffix = ""
_ext = "a"
- if (is_win) {
- _dir = "windows"
- _prefix = ""
- _ext = "lib"
- if (current_cpu == "x64") {
- _suffix = "-x86_64"
- } else if (current_cpu == "x86") {
- _suffix = "-i386"
- } else if (current_cpu == "arm64") {
- _suffix = "-aarch64"
- } else {
- assert(false) # Unhandled cpu type
- }
- } else if (is_apple) {
- _dir = "darwin"
- } else if (is_linux || is_chromeos) {
- if (current_cpu == "x64") {
- _dir = "x86_64-unknown-linux-gnu"
- } else if (current_cpu == "x86") {
- _dir = "i386-unknown-linux-gnu"
- } else if (current_cpu == "arm") {
- _dir = "armv7-unknown-linux-gnueabihf"
- } else if (current_cpu == "arm64") {
- _dir = "aarch64-unknown-linux-gnu"
- } else {
- assert(false) # Unhandled cpu type
- }
- } else if (is_fuchsia) {
- if (current_cpu == "x64") {
- _dir = "x86_64-unknown-fuchsia"
- } else if (current_cpu == "arm64") {
- _dir = "aarch64-unknown-fuchsia"
- } else {
- assert(false) # Unhandled cpu type
- }
- } else if (is_android) {
- _dir = "linux"
- if (current_cpu == "x64") {
- _suffix = "-x86_64-android"
- } else if (current_cpu == "x86") {
- _suffix = "-i686-android"
- } else if (current_cpu == "arm") {
- _suffix = "-arm-android"
- } else if (current_cpu == "arm64") {
- _suffix = "-aarch64-android"
- } else if (current_cpu == "riscv64") {
- _suffix = "-riscv64-android"
- } else {
- assert(false) # Unhandled cpu type
- }
- } else {
- assert(false) # Unhandled target platform
- }
- _clang_lib_dir = "$clang_base_path/lib/clang/$clang_version/lib"
+ _clang_lib_dir = "$_base_path/lib/clang/$clang_version/lib"
_lib_file = "${_prefix}clang_rt.${_libname}${_suffix}.${_ext}"
libs = [ "$_clang_lib_dir/$_dir/$_lib_file" ]
}
diff --git a/build/config/clang/clang.gni b/build/config/clang/clang.gni
index 1a065b5e348b0..46fb56693b494 100644
--- a/build/config/clang/clang.gni
+++ b/build/config/clang/clang.gni
@@ -26,6 +26,9 @@ declare_args() {
build_with_chromium && !is_official_build && is_linux && !is_castos
clang_base_path = default_clang_base_path
+
+ # used only for linking
+ clang_base_path_target = default_clang_base_path
# Specifies whether or not bitcode should be embedded during compilation.
# This is used for creating a MLGO corpus from Chromium in the non-ThinLTO case.
--
2.42.1
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