Rollup merge of #127390 - Oneirical:rough-testimation, r=jieyouxu

Migrate `raw-dylib-inline-cross-dylib` and `raw-dylib-custom-dlltool` `run-make` tests to rmake

Part of #121876 and the associated [Google Summer of Code project](https://blog.rust-lang.org/2024/05/01/gsoc-2024-selected-projects.html).

Please try:

try-job: i686-mingw

Author: tgross35

src/tools/tidy/src/allowed_run_make_makefiles.txt

@@ -99,9 +99,7 @@ run-make/print-target-list/Makefile
 run-make/prune-link-args/Makefile
 run-make/raw-dylib-alt-calling-convention/Makefile
 run-make/raw-dylib-c/Makefile
-run-make/raw-dylib-custom-dlltool/Makefile
 run-make/raw-dylib-import-name-type/Makefile
-run-make/raw-dylib-inline-cross-dylib/Makefile
 run-make/raw-dylib-link-ordinal/Makefile
 run-make/raw-dylib-stdcall-ordinal/Makefile
 run-make/redundant-libs/Makefile

tests/run-make/raw-dylib-custom-dlltool/Makefile

@@ -0,0 +1,24 @@
+// Instead of using the default dlltool, the rust compiler can also accept a custom
+// command file with the -C dlltool flag. This test uses it to compile some rust code
+// with the raw_dylib Windows-exclusive feature, and checks that the output contains
+// the string passed from the custom dlltool, confirming that the default dlltool was
+// successfully overridden.
+// See https://github.com/rust-lang/rust/pull/109677
+
+//@ only-windows
+//@ only-gnu
+//@ needs-dlltool
+// Reason: this test specifically checks the custom dlltool feature, only
+// available on Windows-gnu.
+
+use run_make_support::{diff, rustc};
+
+fn main() {
+    let out = rustc()
+        .crate_type("lib")
+        .crate_name("raw_dylib_test")
+        .input("lib.rs")
+        .arg("-Cdlltool=script.cmd")
+        .run();
+    diff().expected_file("output.txt").actual_file("actual.txt").normalize(r#"\r"#, "").run();
+}

tests/run-make/raw-dylib-custom-dlltool/rmake.rs

@@ -1,2 +1,2 @@
-echo Called dlltool via script.cmd> %TMPDIR%\output.txt
+echo Called dlltool via script.cmd> actual.txt
 dlltool.exe %*

tests/run-make/raw-dylib-custom-dlltool/script.cmd

@@ -0,0 +1,61 @@
+// When we generate the import library for a dylib or bin crate, we should generate it
+// for the symbols both for the current crate and all upstream crates. This allows for
+// using the link kind `raw-dylib` inside inline functions successfully. This test checks
+// that the import symbols in the object files match this convention, and that execution
+// of the binary results in all function names exported successfully.
+// See https://github.com/rust-lang/rust/pull/102988
+
+//@ only-windows
+
+use run_make_support::{cc, diff, is_msvc, llvm_objdump, run, rustc};
+
+fn main() {
+    rustc()
+        .crate_type("dylib")
+        .crate_name("raw_dylib_test")
+        .input("lib.rs")
+        .arg("-Cprefer-dynamic")
+        .run();
+    rustc()
+        .crate_type("dylib")
+        .crate_name("raw_dylib_test_wrapper")
+        .input("lib_wrapper.rs")
+        .arg("-Cprefer-dynamic")
+        .run();
+    rustc().crate_type("bin").input("driver.rs").arg("-Cprefer-dynamic").run();
+    llvm_objdump()
+        .arg("--private-headers")
+        .input("driver.exe")
+        .run()
+        // Make sure we don't find an import to the functions we expect to be inlined.
+        .assert_stdout_not_contains("inline_library_function")
+        // Make sure we do find an import to the functions we expect to be imported.
+        .assert_stdout_contains("library_function");
+    if is_msvc() {
+        cc().arg("-c").out_exe("extern_1").input("extern_1.c").run();
+        cc().arg("-c").out_exe("extern_2").input("extern_2.c").run();
+        cc().input("extern_1.obj")
+            .arg("-link")
+            .arg("-dll")
+            .arg("-out:extern_1.dll")
+            .arg("-noimplib")
+            .run();
+        cc().input("extern_2.obj")
+            .arg("-link")
+            .arg("-dll")
+            .arg("-out:extern_2.dll")
+            .arg("-noimplib")
+            .run();
+    } else {
+        cc().arg("-v").arg("-c").out_exe("extern_1").input("extern_1.c").run();
+        cc().arg("-v").arg("-c").out_exe("extern_2").input("extern_2.c").run();
+        cc().input("extern_1").out_exe("extern_1.dll").arg("-shared").run();
+        cc().input("extern_2").out_exe("extern_2.dll").arg("-shared").run();
+    }
+    let out = run("driver").stdout_utf8();
+    diff()
+        .expected_file("output.txt")
+        .actual_text("actual_output", out)
+        .normalize(r#"\r"#, "")
+        .run();
+}