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| author | Alex Rønne Petersen <alex@alexrp.com> | 2024-11-12 16:40:00 +0100 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2024-11-12 16:40:00 +0100 |
| commit | 1db8cade5ab5c05fa3c6a884e50947633ebcf065 (patch) | |
| tree | 5a74083c154ad53748440fa85c75a16b009043d9 /src/codegen/llvm.zig | |
| parent | bbbc95afd0d035224047443d56ed2252d8f47cb9 (diff) | |
| parent | c9052ef93105107bd20bd52ee51197d55e7ace34 (diff) | |
| download | zig-1db8cade5ab5c05fa3c6a884e50947633ebcf065.tar.gz zig-1db8cade5ab5c05fa3c6a884e50947633ebcf065.zip | |
Merge pull request #21920 from alexrp/nobuiltin
compiler: Improve handling of `-fno-builtin` and compiler-rt options
Diffstat (limited to 'src/codegen/llvm.zig')
| -rw-r--r-- | src/codegen/llvm.zig | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/src/codegen/llvm.zig b/src/codegen/llvm.zig index 3a8fde75da..fb20d4d622 100644 --- a/src/codegen/llvm.zig +++ b/src/codegen/llvm.zig @@ -3222,8 +3222,6 @@ pub const Object = struct { owner_mod: *Package.Module, omit_frame_pointer: bool, ) Allocator.Error!void { - const comp = o.pt.zcu.comp; - if (!owner_mod.red_zone) { try attributes.addFnAttr(.noredzone, &o.builder); } @@ -3242,8 +3240,7 @@ pub const Object = struct { if (owner_mod.unwind_tables) { try attributes.addFnAttr(.{ .uwtable = Builder.Attribute.UwTable.default }, &o.builder); } - const target = owner_mod.resolved_target.result; - if (comp.skip_linker_dependencies or comp.no_builtin or target.cpu.arch.isBpf()) { + if (owner_mod.no_builtin) { // The intent here is for compiler-rt and libc functions to not generate // infinite recursion. For example, if we are compiling the memcpy function, // and llvm detects that the body is equivalent to memcpy, it may replace the @@ -3258,6 +3255,7 @@ pub const Object = struct { try attributes.addFnAttr(.minsize, &o.builder); try attributes.addFnAttr(.optsize, &o.builder); } + const target = owner_mod.resolved_target.result; if (target.cpu.model.llvm_name) |s| { try attributes.addFnAttr(.{ .string = .{ .kind = try o.builder.string("target-cpu"), @@ -5578,6 +5576,10 @@ pub const FuncGen = struct { var attributes: Builder.FunctionAttributes.Wip = .{}; defer attributes.deinit(&o.builder); + if (self.ng.ownerModule().no_builtin) { + try attributes.addFnAttr(.nobuiltin, &o.builder); + } + switch (modifier) { .auto, .never_tail, .always_tail => {}, .never_inline => try attributes.addFnAttr(.@"noinline", &o.builder), @@ -12728,6 +12730,8 @@ fn backendSupportsF16(target: std.Target) bool { .mips64, .mips64el, .s390x, + .sparc, + .sparc64, => false, .arm, .armeb, |