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test/link/macho: test objc msgsend selector stubs

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This commit is contained in:
Jakub Konka 2024-01-15 11:16:03 +01:00
parent 3d835dea2a
commit 000598acc9
1 changed files with 155 additions and 0 deletions
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155
test/link/macho.zig
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@ -53,6 +53,8 @@ pub fn testAll(b: *Build, build_opts: BuildOptions) *Step {
macho_step.dependOn(testHeaderpad(b, .{ .target = b.host }));
macho_step.dependOn(testNeededFramework(b, .{ .target = b.host }));
macho_step.dependOn(testObjc(b, .{ .target = b.host }));
macho_step.dependOn(testObjcStubs(b, .{ .target = b.host }));
macho_step.dependOn(testObjcStubs2(b, .{ .target = b.host }));
macho_step.dependOn(testWeakFramework(b, .{ .target = b.host }));
}
}
@ -289,6 +291,7 @@ fn testEntryPointArchive(b: *Build, opts: Options) *Step {
exe.root_module.addLibraryPath(lib.getEmittedBinDirectory());
const run = addRunArtifact(exe);
run.expectExitCode(0);
test_step.dependOn(&run.step);
}
@ -299,6 +302,7 @@ fn testEntryPointArchive(b: *Build, opts: Options) *Step {
exe.link_gc_sections = true;
const run = addRunArtifact(exe);
run.expectExitCode(0);
test_step.dependOn(&run.step);
}
@ -769,6 +773,7 @@ fn testNoDeadStrip(b: *Build, opts: Options) *Step {
test_step.dependOn(&check.step);
const run = addRunArtifact(exe);
run.expectExitCode(0);
test_step.dependOn(&run.step);
return test_step;
@ -859,6 +864,155 @@ fn testObjc(b: *Build, opts: Options) *Step {
return test_step;
}
fn testObjcStubs(b: *Build, opts: Options) *Step {
const test_step = addTestStep(b, "macho-objc-stubs", opts);
const exe = addExecutable(b, opts, .{
.name = "main",
.objc_source_bytes =
\\@import Foundation;
\\@interface Foo : NSObject
\\@property (nonatomic, assign) NSString* name;
\\@end
\\@implementation Foo
\\- (void)bar {
\\ printf("%s", [self.name UTF8String]);
\\}
\\@end
\\int main() {
\\ Foo *foo = [[Foo alloc] init];
\\ foo.name = @"Foo";
\\ [foo bar];
\\ return 0;
\\}
,
.objc_source_flags = &.{ "-fmodules", "-fobjc-msgsend-selector-stubs" },
});
exe.root_module.linkFramework("Foundation", .{});
const run = addRunArtifact(exe);
run.expectStdOutEqual("Foo");
test_step.dependOn(&run.step);
const check = exe.checkObject();
check.checkInHeaders();
check.checkExact("sectname __objc_stubs");
check.checkInHeaders();
check.checkExact("sectname __objc_methname");
check.checkInHeaders();
check.checkExact("sectname __objc_selrefs");
check.checkInSymtab();
check.checkContains("(__TEXT,__objc_stubs) (was private external) _objc_msgSend$bar");
check.checkInSymtab();
check.checkContains("(__TEXT,__objc_stubs) (was private external) _objc_msgSend$name");
check.checkInSymtab();
check.checkContains("(__TEXT,__objc_stubs) (was private external) _objc_msgSend$setName");
test_step.dependOn(&check.step);
return test_step;
}
fn testObjcStubs2(b: *Build, opts: Options) *Step {
const test_step = addTestStep(b, "macho-objc-stubs-2", opts);
const all_h = all_h: {
const wf = WriteFile.create(b);
break :all_h wf.add("all.h",
\\#import <Foundation/Foundation.h>
\\
\\@interface Foo : NSObject
\\@property (nonatomic, assign) NSString* name;
\\- (void) foo;
\\@end
\\@interface Bar : NSObject
\\@property (nonatomic, assign) NSString* name;
\\- (void) bar;
\\- (void) foobar: (Foo*) foo;
\\@end
);
};
const foo_o = addObject(b, opts, .{
.name = "foo",
.objc_source_bytes =
\\#import <Foundation/Foundation.h>
\\#import "all.h"
\\@implementation Foo
\\- (void)foo {
\\ printf("%s", [self.name UTF8String]);
\\}
\\@end
,
.objc_source_flags = &.{"-fobjc-msgsend-selector-stubs"},
});
foo_o.root_module.addIncludePath(all_h.dirname());
const bar_o = addObject(b, opts, .{
.name = "bar",
.objc_source_bytes =
\\#import <Foundation/Foundation.h>
\\#import "all.h"
\\@implementation Bar
\\- (void)bar {
\\ printf("%s", [self.name UTF8String]);
\\}
\\- (void)foobar: (Foo*) foo {
\\ printf("%s%s", [foo.name UTF8String], [self.name UTF8String]);
\\}
\\@end
,
.objc_source_flags = &.{"-fobjc-msgsend-selector-stubs"},
});
bar_o.root_module.addIncludePath(all_h.dirname());
const main_o = addObject(b, opts, .{
.name = "main",
.objc_source_bytes =
\\#import <Foundation/Foundation.h>
\\#import "all.h"
\\int main() {
\\ Foo *foo = [[Foo alloc] init];
\\ foo.name = @"Foo";
\\ Bar *bar = [[Bar alloc] init];
\\ bar.name = @"Bar";
\\ [foo foo];
\\ [bar bar];
\\ [bar foobar:foo];
\\ return 0;
\\}
,
.objc_source_flags = &.{"-fobjc-msgsend-selector-stubs"},
});
main_o.root_module.addIncludePath(all_h.dirname());
const exe = addExecutable(b, opts, .{ .name = "main" });
exe.addObject(main_o);
exe.addObject(foo_o);
exe.addObject(bar_o);
exe.root_module.linkFramework("Foundation", .{});
const run = addRunArtifact(exe);
run.expectStdOutEqual("FooBarFooBar");
test_step.dependOn(&run.step);
const check = exe.checkObject();
check.checkInHeaders();
check.checkExact("sectname __objc_stubs");
check.checkInHeaders();
check.checkExact("sectname __objc_methname");
check.checkInHeaders();
check.checkExact("sectname __objc_selrefs");
check.checkInSymtab();
check.checkContains("(__TEXT,__objc_stubs) (was private external) _objc_msgSend$foo");
check.checkInSymtab();
check.checkContains("(__TEXT,__objc_stubs) (was private external) _objc_msgSend$bar");
check.checkInSymtab();
check.checkContains("(__TEXT,__objc_stubs) (was private external) _objc_msgSend$foobar");
test_step.dependOn(&check.step);
return test_step;
}
fn testRelocatable(b: *Build, opts: Options) *Step {
const test_step = addTestStep(b, "macho-relocatable", opts);
@ -1647,3 +1801,4 @@ const BuildOptions = link.BuildOptions;
const Compile = Step.Compile;
const Options = link.Options;
const Step = Build.Step;
const WriteFile = Step.WriteFile;