Add UWP MSVC targets

Cargo.lock

@@ -3126,6 +3126,7 @@ name = "rustc_target"
 version = "0.0.0"
 dependencies = [
  "bitflags 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cc 1.0.35 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc_data_structures 0.0.0",
  "serialize 0.0.0",

README.md

@@ -144,7 +144,7 @@ then you may need to force rustbuild to use an older version. This can be done
 by manually calling the appropriate vcvars file before running the bootstrap.
 
 ```batch
-> CALL "C:\Program Files (x86)\Microsoft Visual Studio\2019\BuildTools\VC\Auxiliary\Build\vcvars64.bat"
+> CALL "C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Auxiliary\Build\vcvars64.bat"
 > python x.py build
 ```
 

src/librustc_target/Cargo.toml

@@ -11,6 +11,7 @@ path = "lib.rs"
 [dependencies]
 bitflags = "1.0"
 log = "0.4"
+cc = "1.0.1"
 rustc_data_structures = { path = "../librustc_data_structures" }
 rustc_serialize = { path = "../libserialize", package = "serialize" }
 syntax_pos = { path = "../libsyntax_pos" }

src/librustc_target/spec/aarch64_uwp_windows_msvc.rs

@@ -0,0 +1,37 @@
+use crate::spec::{LinkerFlavor, Target, TargetResult, PanicStrategy};
+use cc::windows_registry;
+
+pub fn target() -> TargetResult {
+    let mut base = super::windows_uwp_msvc_base::opts();
+    base.max_atomic_width = Some(64);
+    base.has_elf_tls = true;
+
+    // FIXME: this shouldn't be panic=abort, it should be panic=unwind
+    base.panic_strategy = PanicStrategy::Abort;
+
+    let link_tool = windows_registry::find_tool("x86_64-pc-windows-msvc", "link.exe")
+        .expect("no path found for link.exe");
+
+    let original_path = link_tool.path();
+    let lib_root_path = original_path.ancestors().skip(4).next().unwrap().display();
+
+    base.pre_link_args.get_mut(&LinkerFlavor::Msvc).unwrap()
+        .push(format!("{}{}{}",
+            "/LIBPATH:".to_string(),
+            lib_root_path,
+            "lib\\arm64\\store".to_string()));
+
+    Ok(Target {
+        llvm_target: "aarch64-pc-windows-msvc".to_string(),
+        target_endian: "little".to_string(),
+        target_pointer_width: "64".to_string(),
+        target_c_int_width: "32".to_string(),
+        data_layout: "e-m:w-p:64:64-i32:32-i64:64-i128:128-n32:64-S128".to_string(),
+        arch: "aarch64".to_string(),
+        target_os: "windows".to_string(),
+        target_env: "msvc".to_string(),
+        target_vendor: "uwp".to_string(),
+        linker_flavor: LinkerFlavor::Msvc,
+        options: base,
+    })
+}

src/librustc_target/spec/i686_uwp_windows_msvc.rs

@@ -0,0 +1,35 @@
+use crate::spec::{LinkerFlavor, Target, TargetResult};
+use cc::windows_registry;
+
+pub fn target() -> TargetResult {
+    let mut base = super::windows_uwp_msvc_base::opts();
+    base.cpu = "pentium4".to_string();
+    base.max_atomic_width = Some(64);
+    base.has_elf_tls = true;
+
+    let link_tool = windows_registry::find_tool("x86_64-pc-windows-msvc", "link.exe")
+        .expect("no path found for link.exe");
+
+    let original_path = link_tool.path();
+    let lib_root_path = original_path.ancestors().skip(4).next().unwrap().display();
+
+    base.pre_link_args.get_mut(&LinkerFlavor::Msvc).unwrap()
+            .push(format!("{}{}{}",
+            "/LIBPATH:".to_string(),
+            lib_root_path,
+            "lib\\x86\\store".to_string()));
+
+    Ok(Target {
+        llvm_target: "i686-pc-windows-msvc".to_string(),
+        target_endian: "little".to_string(),
+        target_pointer_width: "32".to_string(),
+        target_c_int_width: "32".to_string(),
+        data_layout: "e-m:x-p:32:32-i64:64-f80:32-n8:16:32-a:0:32-S32".to_string(),
+        arch: "x86".to_string(),
+        target_os: "windows".to_string(),
+        target_env: "msvc".to_string(),
+        target_vendor: "uwp".to_string(),
+        linker_flavor: LinkerFlavor::Msvc,
+        options: base,
+    })
+}

src/librustc_target/spec/mod.rs

@@ -61,6 +61,7 @@ mod uefi_base;
 mod windows_base;
 mod windows_msvc_base;
 mod windows_uwp_base;
+mod windows_uwp_msvc_base;
 mod thumb_base;
 mod l4re_base;
 mod fuchsia_base;
@@ -439,8 +440,11 @@ supported_targets! {
     ("x86_64-uwp-windows-gnu", x86_64_uwp_windows_gnu),
 
     ("aarch64-pc-windows-msvc", aarch64_pc_windows_msvc),
+    ("aarch64-uwp-windows-msvc", aarch64_uwp_windows_msvc),
     ("x86_64-pc-windows-msvc", x86_64_pc_windows_msvc),
+    ("x86_64-uwp-windows-msvc", x86_64_uwp_windows_msvc),
     ("i686-pc-windows-msvc", i686_pc_windows_msvc),
+    ("i686-uwp-windows-msvc", i686_uwp_windows_msvc),
     ("i586-pc-windows-msvc", i586_pc_windows_msvc),
     ("thumbv7a-pc-windows-msvc", thumbv7a_pc_windows_msvc),
 

src/librustc_target/spec/windows_uwp_msvc_base.rs

@@ -0,0 +1,33 @@
+use crate::spec::{LinkArgs, LinkerFlavor, TargetOptions};
+use std::default::Default;
+
+pub fn opts() -> TargetOptions {
+    let mut args = LinkArgs::new();
+    args.insert(LinkerFlavor::Msvc,
+                vec!["/NOLOGO".to_string(),
+                     "/NXCOMPAT".to_string(),
+                     "/APPCONTAINER".to_string(),
+                     "mincore.lib".to_string()]);
+
+    TargetOptions {
+        function_sections: true,
+        dynamic_linking: true,
+        executables: true,
+        dll_prefix: String::new(),
+        dll_suffix: ".dll".to_string(),
+        exe_suffix: ".exe".to_string(),
+        staticlib_prefix: String::new(),
+        staticlib_suffix: ".lib".to_string(),
+        target_family: Some("windows".to_string()),
+        is_like_windows: true,
+        is_like_msvc: true,
+        pre_link_args: args,
+        crt_static_allows_dylibs: true,
+        crt_static_respected: true,
+        abi_return_struct_as_int: true,
+        emit_debug_gdb_scripts: false,
+        requires_uwtable: true,
+
+        .. Default::default()
+    }
+}

src/librustc_target/spec/x86_64_uwp_windows_msvc.rs

@@ -0,0 +1,35 @@
+use crate::spec::{LinkerFlavor, Target, TargetResult};
+use cc::windows_registry;
+
+pub fn target() -> TargetResult {
+    let mut base = super::windows_uwp_msvc_base::opts();
+    base.cpu = "x86-64".to_string();
+    base.max_atomic_width = Some(64);
+    base.has_elf_tls = true;
+
+    let link_tool = windows_registry::find_tool("x86_64-pc-windows-msvc", "link.exe")
+        .expect("no path found for link.exe");
+
+    let original_path = link_tool.path();
+    let lib_root_path = original_path.ancestors().skip(4).next().unwrap().display();
+
+    base.pre_link_args.get_mut(&LinkerFlavor::Msvc).unwrap()
+            .push(format!("{}{}{}",
+            "/LIBPATH:".to_string(),
+            lib_root_path,
+            "lib\\x64\\store".to_string()));
+
+    Ok(Target {
+        llvm_target: "x86_64-pc-windows-msvc".to_string(),
+        target_endian: "little".to_string(),
+        target_pointer_width: "64".to_string(),
+        target_c_int_width: "32".to_string(),
+        data_layout: "e-m:w-i64:64-f80:128-n8:16:32:64-S128".to_string(),
+        arch: "x86_64".to_string(),
+        target_os: "windows".to_string(),
+        target_env: "msvc".to_string(),
+        target_vendor: "uwp".to_string(),
+        linker_flavor: LinkerFlavor::Msvc,
+        options: base,
+    })
+}

src/libstd/sys/windows/c.rs

@@ -714,7 +714,7 @@ if #[cfg(target_vendor = "uwp")] {
     pub struct FILE_STANDARD_INFO {
         pub AllocationSize: LARGE_INTEGER,
         pub EndOfFile: LARGE_INTEGER,
-        pub NumberOfLink: DWORD,
+        pub NumberOfLinks: DWORD,
         pub DeletePending: BOOLEAN,
         pub Directory: BOOLEAN,
     }

src/libstd/sys/windows/fs.rs

@@ -357,7 +357,7 @@ impl File {
                                                 size as c::DWORD))?;
             attr.file_size = info.AllocationSize as u64;
             attr.number_of_links = Some(info.NumberOfLinks);
-            if attr.is_reparse_point() {
+            if attr.file_type().is_reparse_point() {
                 let mut b = [0; c::MAXIMUM_REPARSE_DATA_BUFFER_SIZE];
                 if let Ok((_, buf)) = self.reparse_point(&mut b) {
                     attr.reparse_tag = buf.ReparseTag;