zig

commit c166c49b1917bb682d6949150feb59e54d6c0b2d (tree)
parent dde76ae5f7f74f9173650d4b420ed44e183b1337
Author: Alex Rønne Petersen <alex@alexrp.com>
Date:   Mon, 27 Apr 2026 13:45:35 +0200

build: use -ffunction-sections -fdata-sections for the Zig compiler on Hexagon

Diffstat:
M
CMakeLists.txt
 | 
2
+-
M
build.zig
 | 
14
+++++++++++++-

2 files changed, 14 insertions(+), 2 deletions(-)
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -609,7 +609,7 @@ else()
   set(ZIG1_COMPILE_FLAGS "-std=c99 -Os -fno-strict-aliasing")
   set(ZIG2_COMPILE_FLAGS "-std=c99 -O0 -fno-sanitize=undefined -fno-stack-protector -fno-strict-aliasing")
   # Must match the condition in build.zig.
-  if(ZIG_HOST_TARGET_ARCH MATCHES "^(arm|thumb)(eb)?$" OR ZIG_HOST_TARGET_ARCH MATCHES "^powerpc(64)?(le)?$")
+  if(ZIG_HOST_TARGET_ARCH MATCHES "^(arm|thumb)(eb)?$" OR ZIG_HOST_TARGET_ARCH EQUAL "hexagon" OR ZIG_HOST_TARGET_ARCH MATCHES "^powerpc(64)?(le)?$")
     set(ZIG1_COMPILE_FLAGS "${ZIG1_COMPILE_FLAGS} -ffunction-sections -fdata-sections")
     set(ZIG2_COMPILE_FLAGS "${ZIG2_COMPILE_FLAGS} -ffunction-sections -fdata-sections")
   endif()
diff --git a/build.zig b/build.zig
@@ -780,7 +780,19 @@ fn addCompilerStep(b: *std.Build, options: AddCompilerModOptions) *std.Build.Ste
     exe.stack_size = stack_size;
 
     // Must match the condition in CMakeLists.txt.
-    const function_data_sections = options.target.result.cpu.arch.isArm() or options.target.result.cpu.arch.isPowerPC();
+    const function_data_sections = switch (options.target.result.cpu.arch) {
+        .arm,
+        .armeb,
+        .thumb,
+        .thumbeb,
+        .hexagon,
+        .powerpc,
+        .powerpcle,
+        .powerpc64,
+        .powerpc64le,
+        => true,
+        else => false,
+    };
 
     exe.link_function_sections = function_data_sections;
     exe.link_data_sections = function_data_sections;