disable debug info in PTX until LLVM 14

gwenzek · Mar 18, 2022 · 9535a3c · 9535a3c
1 parent f3f5a5d
commit 9535a3c
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Showing 2 changed files with 10 additions and 1 deletion.
diff --git a/lib/std/target.zig b/lib/std/target.zig
@@ -905,6 +905,13 @@ pub const Target = struct {
                 };
             }
 
+            pub fn isPtx(arch: Arch) bool {
+                return switch (arch) {
+                    .nvptx, .nvptx64 => true,
+                    else => false,
+                };
+            }
+
             pub fn parseCpuModel(arch: Arch, cpu_name: []const u8) !*const Cpu.Model {
                 for (arch.allCpuModels()) |cpu| {
                     if (mem.eql(u8, cpu_name, cpu.name)) {

diff --git a/src/target.zig b/src/target.zig
@@ -455,7 +455,9 @@ pub fn classifyCompilerRtLibName(target: std.Target, name: []const u8) CompilerR
 }
 
 pub fn hasDebugInfo(target: std.Target) bool {
-    return !target.cpu.arch.isWasm();
+    // Debug info will be supported by PTX 7.5, which will come to Zig with LLVM 14
+    // TODO(gwenzek): Check the target ptx version and keep debug info if possible
+    return !(target.cpu.arch.isWasm() or target.cpu.arch.isPtx());
 }
 
 pub fn defaultCompilerRtOptimizeMode(target: std.Target) std.builtin.Mode {