Rename target_word_size to target_pointer_width

Closes #20421

[breaking-change]

src/libcore/iter.rs

@@ -2749,9 +2749,9 @@ macro_rules! step_impl_no_between {
 }
 
 step_impl!(uint u8 u16 u32 int i8 i16 i32);
-#[cfg(target_word_size = "64")]
+#[cfg(any(all(stage0, target_word_size = "64"), all(not(stage0), target_pointer_width = "64")))]
 step_impl!(u64 i64);
-#[cfg(target_word_size = "32")]
+#[cfg(any(all(stage0, target_word_size = "32"), all(not(stage0), target_pointer_width = "32")))]
 step_impl_no_between!(u64 i64);
 
 

src/libcore/num/int.rs

@@ -13,5 +13,8 @@
 #![stable]
 #![doc(primitive = "int")]
 
-#[cfg(target_word_size = "32")] int_module! { int, 32 }
-#[cfg(target_word_size = "64")] int_module! { int, 64 }
+#[cfg(stage0)] #[cfg(target_word_size = "32")] int_module! { int, 32 }
+#[cfg(stage0)] #[cfg(target_word_size = "64")] int_module! { int, 64 }
+
+#[cfg(not(stage0))] #[cfg(target_pointer_width = "32")] int_module! { int, 32 }
+#[cfg(not(stage0))] #[cfg(target_pointer_width = "64")] int_module! { int, 64 }

src/libcore/num/mod.rs

@@ -496,7 +496,7 @@ uint_impl! { u64 = u64, 64,
     intrinsics::u64_sub_with_overflow,
     intrinsics::u64_mul_with_overflow }
 
-#[cfg(target_word_size = "32")]
+#[cfg(any(all(stage0, target_word_size = "32"), all(not(stage0), target_pointer_width = "32")))]
 uint_impl! { uint = u32, 32,
     intrinsics::ctpop32,
     intrinsics::ctlz32,
@@ -506,7 +506,7 @@ uint_impl! { uint = u32, 32,
     intrinsics::u32_sub_with_overflow,
     intrinsics::u32_mul_with_overflow }
 
-#[cfg(target_word_size = "64")]
+#[cfg(any(all(stage0, target_word_size = "64"), all(not(stage0), target_pointer_width = "64")))]
 uint_impl! { uint = u64, 64,
     intrinsics::ctpop64,
     intrinsics::ctlz64,
@@ -601,13 +601,13 @@ int_impl! { i64 = i64, u64, 64,
     intrinsics::i64_sub_with_overflow,
     intrinsics::i64_mul_with_overflow }
 
-#[cfg(target_word_size = "32")]
+#[cfg(any(all(stage0, target_word_size = "32"), all(not(stage0), target_pointer_width = "32")))]
 int_impl! { int = i32, u32, 32,
     intrinsics::i32_add_with_overflow,
     intrinsics::i32_sub_with_overflow,
     intrinsics::i32_mul_with_overflow }
 
-#[cfg(target_word_size = "64")]
+#[cfg(any(all(stage0, target_word_size = "64"), all(not(stage0), target_pointer_width = "64")))]
 int_impl! { int = i64, u64, 64,
     intrinsics::i64_add_with_overflow,
     intrinsics::i64_sub_with_overflow,

src/librustc/metadata/filesearch.rs

@@ -272,12 +272,12 @@ fn find_libdir(sysroot: &Path) -> String {
         }
     }
 
-    #[cfg(target_word_size = "64")]
+    #[cfg(any(all(stage0, target_word_size = "64"), all(not(stage0), target_pointer_width = "64")))]
     fn primary_libdir_name() -> String {
         "lib64".to_string()
     }
 
-    #[cfg(target_word_size = "32")]
+    #[cfg(any(all(stage0, target_word_size = "32"), all(not(stage0), target_pointer_width = "32")))]
     fn primary_libdir_name() -> String {
         "lib32".to_string()
     }

src/librustc/session/config.rs

@@ -594,7 +594,7 @@ pub fn default_configuration(sess: &Session) -> ast::CrateConfig {
 
     let end = sess.target.target.target_endian.index(&FullRange);
     let arch = sess.target.target.arch.index(&FullRange);
-    let wordsz = sess.target.target.target_word_size.index(&FullRange);
+    let wordsz = sess.target.target.target_pointer_width.index(&FullRange);
     let os = sess.target.target.target_os.index(&FullRange);
 
     let fam = match sess.target.target.options.is_like_windows {
@@ -609,7 +609,7 @@ pub fn default_configuration(sess: &Session) -> ast::CrateConfig {
          mk(InternedString::new("target_family"), fam),
          mk(InternedString::new("target_arch"), intern(arch)),
          mk(InternedString::new("target_endian"), intern(end)),
-         mk(InternedString::new("target_word_size"),
+         mk(InternedString::new("target_pointer_width"),
             intern(wordsz))
     );
 }
@@ -643,7 +643,7 @@ pub fn build_target_config(opts: &Options, sp: &SpanHandler) -> Config {
     }
     };
 
-    let (int_type, uint_type) = match target.target_word_size.index(&FullRange) {
+    let (int_type, uint_type) = match target.target_pointer_width.index(&FullRange) {
         "32" => (ast::TyI32, ast::TyU32),
         "64" => (ast::TyI64, ast::TyU64),
         w    => sp.handler().fatal((format!("target specification was invalid: unrecognized \

src/librustc_back/target/aarch64_unknown_linux_gnu.rs

@@ -18,7 +18,7 @@ pub fn target() -> Target {
                       n32:64-S128".to_string(),
         llvm_target: "aarch64-unknown-linux-gnu".to_string(),
         target_endian: "little".to_string(),
-        target_word_size: "64".to_string(),
+        target_pointer_width: "64".to_string(),
         arch: "aarch64".to_string(),
         target_os: "linux".to_string(),
         options: base,

src/librustc_back/target/arm_apple_ios.rs

@@ -19,7 +19,7 @@ pub fn target() -> Target {
                       -a:0:64-n32".to_string(),
         llvm_target: "arm-apple-ios".to_string(),
         target_endian: "little".to_string(),
-        target_word_size: "32".to_string(),
+        target_pointer_width: "32".to_string(),
         arch: "arm".to_string(),
         target_os: "ios".to_string(),
         options: TargetOptions {

src/librustc_back/target/arm_linux_androideabi.rs

@@ -27,7 +27,7 @@ pub fn target() -> Target {
                       -a:0:64-n32".to_string(),
         llvm_target: "arm-linux-androideabi".to_string(),
         target_endian: "little".to_string(),
-        target_word_size: "32".to_string(),
+        target_pointer_width: "32".to_string(),
         arch: "arm".to_string(),
         target_os: "android".to_string(),
         options: base,

src/librustc_back/target/arm_unknown_linux_gnueabi.rs

@@ -20,7 +20,7 @@ pub fn target() -> Target {
                       -a:0:64-n32".to_string(),
         llvm_target: "arm-unknown-linux-gnueabi".to_string(),
         target_endian: "little".to_string(),
-        target_word_size: "32".to_string(),
+        target_pointer_width: "32".to_string(),
         arch: "arm".to_string(),
         target_os: "linux".to_string(),
 

src/librustc_back/target/arm_unknown_linux_gnueabihf.rs

@@ -20,7 +20,7 @@ pub fn target() -> Target {
                       -a:0:64-n32".to_string(),
         llvm_target: "arm-unknown-linux-gnueabihf".to_string(),
         target_endian: "little".to_string(),
-        target_word_size: "32".to_string(),
+        target_pointer_width: "32".to_string(),
         arch: "arm".to_string(),
         target_os: "linux".to_string(),
 

src/librustc_back/target/i386_apple_ios.rs

@@ -19,7 +19,7 @@ pub fn target() -> Target {
                       -n8:16:32".to_string(),
         llvm_target: "i386-apple-ios".to_string(),
         target_endian: "little".to_string(),
-        target_word_size: "32".to_string(),
+        target_pointer_width: "32".to_string(),
         arch: "x86".to_string(),
         target_os: "ios".to_string(),
 

src/librustc_back/target/i686_apple_darwin.rs

@@ -22,7 +22,7 @@ pub fn target() -> Target {
                       -n8:16:32".to_string(),
         llvm_target: "i686-apple-darwin".to_string(),
         target_endian: "little".to_string(),
-        target_word_size: "32".to_string(),
+        target_pointer_width: "32".to_string(),
         arch: "x86".to_string(),
         target_os: "macos".to_string(),
         options: base,

src/librustc_back/target/i686_pc_windows_gnu.rs

@@ -26,7 +26,7 @@ pub fn target() -> Target {
         data_layout: "e-p:32:32-f64:64:64-i64:64:64-f80:32:32-n8:16:32".to_string(),
         llvm_target: "i686-pc-windows-gnu".to_string(),
         target_endian: "little".to_string(),
-        target_word_size: "32".to_string(),
+        target_pointer_width: "32".to_string(),
         arch: "x86".to_string(),
         target_os: "windows".to_string(),
         options: options,

src/librustc_back/target/i686_unknown_dragonfly.rs

@@ -18,7 +18,7 @@ pub fn target() -> Target {
         data_layout: "e-p:32:32-f64:32:64-i64:32:64-f80:32:32-n8:16:32".to_string(),
         llvm_target: "i686-unknown-dragonfly".to_string(),
         target_endian: "little".to_string(),
-        target_word_size: "32".to_string(),
+        target_pointer_width: "32".to_string(),
         arch: "x86".to_string(),
         target_os: "dragonfly".to_string(),
         options: base,

src/librustc_back/target/i686_unknown_linux_gnu.rs

@@ -18,7 +18,7 @@ pub fn target() -> Target {
         data_layout: "e-p:32:32-f64:32:64-i64:32:64-f80:32:32-n8:16:32".to_string(),
         llvm_target: "i686-unknown-linux-gnu".to_string(),
         target_endian: "little".to_string(),
-        target_word_size: "32".to_string(),
+        target_pointer_width: "32".to_string(),
         arch: "x86".to_string(),
         target_os: "linux".to_string(),
         options: base,

src/librustc_back/target/mips_unknown_linux_gnu.rs

@@ -19,7 +19,7 @@ pub fn target() -> Target {
                       -a:0:64-n32".to_string(),
         llvm_target: "mips-unknown-linux-gnu".to_string(),
         target_endian: "big".to_string(),
-        target_word_size: "32".to_string(),
+        target_pointer_width: "32".to_string(),
         arch: "mips".to_string(),
         target_os: "linux".to_string(),
         options: super::linux_base::opts()

src/librustc_back/target/mipsel_unknown_linux_gnu.rs

@@ -19,7 +19,7 @@ pub fn target() -> Target {
                       -a:0:64-n32".to_string(),
         llvm_target: "mipsel-unknown-linux-gnu".to_string(),
         target_endian: "little".to_string(),
-        target_word_size: "32".to_string(),
+        target_pointer_width: "32".to_string(),
         arch: "mips".to_string(),
         target_os: "linux".to_string(),
 

src/librustc_back/target/mod.rs

@@ -85,8 +85,8 @@ pub struct Target {
     pub llvm_target: String,
     /// String to use as the `target_endian` `cfg` variable.
     pub target_endian: String,
-    /// String to use as the `target_word_size` `cfg` variable.
-    pub target_word_size: String,
+    /// String to use as the `target_pointer_width` `cfg` variable.
+    pub target_pointer_width: String,
     /// OS name to use for conditional compilation.
     pub target_os: String,
     /// Architecture to use for ABI considerations. Valid options: "x86", "x86_64", "arm",
@@ -233,7 +233,7 @@ impl Target {
             data_layout: get_req_field("data-layout"),
             llvm_target: get_req_field("llvm-target"),
             target_endian: get_req_field("target-endian"),
-            target_word_size: get_req_field("target-word-size"),
+            target_pointer_width: get_req_field("target-word-size"),
             arch: get_req_field("arch"),
             target_os: get_req_field("os"),
             options: Default::default(),

src/librustc_back/target/x86_64_apple_darwin.rs

@@ -21,7 +21,7 @@ pub fn target() -> Target {
                       s0:64:64-f80:128:128-n8:16:32:64".to_string(),
         llvm_target: "x86_64-apple-darwin".to_string(),
         target_endian: "little".to_string(),
-        target_word_size: "64".to_string(),
+        target_pointer_width: "64".to_string(),
         arch: "x86_64".to_string(),
         target_os: "macos".to_string(),
         options: base,

src/librustc_back/target/x86_64_pc_windows_gnu.rs

@@ -23,7 +23,7 @@ pub fn target() -> Target {
                       s0:64:64-f80:128:128-n8:16:32:64-S128".to_string(),
         llvm_target: "x86_64-pc-windows-gnu".to_string(),
         target_endian: "little".to_string(),
-        target_word_size: "64".to_string(),
+        target_pointer_width: "64".to_string(),
         arch: "x86_64".to_string(),
         target_os: "windows".to_string(),
         options: base,

src/librustc_back/target/x86_64_unknown_dragonfly.rs

@@ -20,7 +20,7 @@ pub fn target() -> Target {
                      s0:64:64-f80:128:128-n8:16:32:64-S128".to_string(),
         llvm_target: "x86_64-unknown-dragonfly".to_string(),
         target_endian: "little".to_string(),
-        target_word_size: "64".to_string(),
+        target_pointer_width: "64".to_string(),
         arch: "x86_64".to_string(),
         target_os: "dragonfly".to_string(),
         options: base,

src/librustc_back/target/x86_64_unknown_freebsd.rs

@@ -20,7 +20,7 @@ pub fn target() -> Target {
                      s0:64:64-f80:128:128-n8:16:32:64-S128".to_string(),
         llvm_target: "x86_64-unknown-freebsd".to_string(),
         target_endian: "little".to_string(),
-        target_word_size: "64".to_string(),
+        target_pointer_width: "64".to_string(),
         arch: "x86_64".to_string(),
         target_os: "freebsd".to_string(),
         options: base,

src/librustc_back/target/x86_64_unknown_linux_gnu.rs

@@ -20,7 +20,7 @@ pub fn target() -> Target {
                       s0:64:64-f80:128:128-n8:16:32:64-S128".to_string(),
         llvm_target: "x86_64-unknown-linux-gnu".to_string(),
         target_endian: "little".to_string(),
-        target_word_size: "64".to_string(),
+        target_pointer_width: "64".to_string(),
         arch: "x86_64".to_string(),
         target_os: "linux".to_string(),
         options: base,

src/librustc_trans/trans/base.rs

@@ -1128,7 +1128,7 @@ pub fn call_lifetime_end(cx: Block, ptr: ValueRef) {
 pub fn call_memcpy(cx: Block, dst: ValueRef, src: ValueRef, n_bytes: ValueRef, align: u32) {
     let _icx = push_ctxt("call_memcpy");
     let ccx = cx.ccx();
-    let key = match ccx.sess().target.target.target_word_size.index(&FullRange) {
+    let key = match ccx.sess().target.target.target_pointer_width.index(&FullRange) {
         "32" => "llvm.memcpy.p0i8.p0i8.i32",
         "64" => "llvm.memcpy.p0i8.p0i8.i64",
         tws => panic!("Unsupported target word size for memcpy: {}", tws),
@@ -1175,7 +1175,7 @@ fn memzero<'a, 'tcx>(b: &Builder<'a, 'tcx>, llptr: ValueRef, ty: Ty<'tcx>) {
 
     let llty = type_of::type_of(ccx, ty);
 
-    let intrinsic_key = match ccx.sess().target.target.target_word_size.index(&FullRange) {
+    let intrinsic_key = match ccx.sess().target.target.target_pointer_width.index(&FullRange) {
         "32" => "llvm.memset.p0i8.i32",
         "64" => "llvm.memset.p0i8.i64",
         tws => panic!("Unsupported target word size for memset: {}", tws),

src/librustc_trans/trans/context.rs

@@ -721,7 +721,7 @@ impl<'b, 'tcx> CrateContext<'b, 'tcx> {
     /// currently conservatively bounded to 1 << 47 as that is enough to cover the current usable
     /// address space on 64-bit ARMv8 and x86_64.
     pub fn obj_size_bound(&self) -> u64 {
-        match self.sess().target.target.target_word_size.index(&FullRange) {
+        match self.sess().target.target.target_pointer_width.index(&FullRange) {
             "32" => 1 << 31,
             "64" => 1 << 47,
             _ => unreachable!() // error handled by config::build_target_config

src/librustc_trans/trans/type_.rs

@@ -103,7 +103,7 @@ impl Type {
     }
 
     pub fn int(ccx: &CrateContext) -> Type {
-        match ccx.tcx().sess.target.target.target_word_size.index(&FullRange) {
+        match ccx.tcx().sess.target.target.target_pointer_width.index(&FullRange) {
             "32" => Type::i32(ccx),
             "64" => Type::i64(ccx),
             tws => panic!("Unsupported target word size for int: {}", tws),

src/libserialize/json.rs

@@ -3481,7 +3481,7 @@ mod tests {
         }
     }
     #[test]
-    #[cfg_attr(target_word_size = "32", ignore)] // FIXME(#14064)
+    #[cfg_attr(target_pointer_width = "32", ignore)] // FIXME(#14064)
     fn test_streaming_parser() {
         assert_stream_equal(
             r#"{ "foo":"bar", "array" : [0, 1, 2, 3, 4, 5], "idents":[null,true,false]}"#,
@@ -3520,7 +3520,7 @@ mod tests {
     }
 
     #[test]
-    #[cfg_attr(target_word_size = "32", ignore)] // FIXME(#14064)
+    #[cfg_attr(target_pointer_width = "32", ignore)] // FIXME(#14064)
     fn test_read_object_streaming() {
         assert_eq!(last_event("{ "),      Error(SyntaxError(EOFWhileParsingObject, 1, 3)));
         assert_eq!(last_event("{1"),      Error(SyntaxError(KeyMustBeAString,      1, 2)));
@@ -3604,7 +3604,7 @@ mod tests {
         );
     }
     #[test]
-    #[cfg_attr(target_word_size = "32", ignore)] // FIXME(#14064)
+    #[cfg_attr(target_pointer_width = "32", ignore)] // FIXME(#14064)
     fn test_read_array_streaming() {
         assert_stream_equal(
             "[]",