Change default output of [@]code_native to intel syntax (#48103)

* Change `[@]code_{native,llvm}` default output to intel syntax

* Add code_native change to NEWS.md

Co-authored-by: Sukera <Seelengrab@users.noreply.github.com>

NEWS.md

@@ -82,6 +82,10 @@ Standard library changes
 #### DelimitedFiles
 
 
+#### InteractiveUtils
+
+ * `code_native` and `@code_native` now default to intel syntax instead of AT&T.
+
 Deprecated or removed
 ---------------------
 

stdlib/InteractiveUtils/src/codeview.jl

@@ -268,7 +268,7 @@ Keyword argument `debuginfo` may be one of source (default) or none, to specify
 """
 function code_llvm(io::IO, @nospecialize(f), @nospecialize(types), raw::Bool,
                    dump_module::Bool=false, optimize::Bool=true, debuginfo::Symbol=:default)
-    d = _dump_function(f, types, false, false, !raw, dump_module, :att, optimize, debuginfo, false)
+    d = _dump_function(f, types, false, false, !raw, dump_module, :intel, optimize, debuginfo, false)
     if highlighting[:llvm] && get(io, :color, false)::Bool
         print_llvm(io, d)
     else
@@ -281,28 +281,28 @@ code_llvm(@nospecialize(f), @nospecialize(types=Base.default_tt(f)); raw=false,
     code_llvm(stdout, f, types; raw, dump_module, optimize, debuginfo)
 
 """
-    code_native([io=stdout,], f, types; syntax=:att, debuginfo=:default, binary=false, dump_module=true)
+    code_native([io=stdout,], f, types; syntax=:intel, debuginfo=:default, binary=false, dump_module=true)
 
 Prints the native assembly instructions generated for running the method matching the given
 generic function and type signature to `io`.
 
-* Set assembly syntax by setting `syntax` to `:att` (default) for AT&T syntax or `:intel` for Intel syntax.
+* Set assembly syntax by setting `syntax` to `:intel` (default) for intel syntax or `:att` for AT&T syntax.
 * Specify verbosity of code comments by setting `debuginfo` to `:source` (default) or `:none`.
 * If `binary` is `true`, also print the binary machine code for each instruction precedented by an abbreviated address.
 * If `dump_module` is `false`, do not print metadata such as rodata or directives.
 
 See also: [`@code_native`](@ref), [`code_llvm`](@ref), [`code_typed`](@ref) and [`code_lowered`](@ref)
 """
 function code_native(io::IO, @nospecialize(f), @nospecialize(types=Base.default_tt(f));
-                     dump_module::Bool=true, syntax::Symbol=:att, debuginfo::Symbol=:default, binary::Bool=false)
+                     dump_module::Bool=true, syntax::Symbol=:intel, debuginfo::Symbol=:default, binary::Bool=false)
     d = _dump_function(f, types, true, false, false, dump_module, syntax, true, debuginfo, binary)
     if highlighting[:native] && get(io, :color, false)::Bool
         print_native(io, d)
     else
         print(io, d)
     end
 end
-code_native(@nospecialize(f), @nospecialize(types=Base.default_tt(f)); dump_module::Bool=true, syntax::Symbol=:att, debuginfo::Symbol=:default, binary::Bool=false) =
+code_native(@nospecialize(f), @nospecialize(types=Base.default_tt(f)); dump_module::Bool=true, syntax::Symbol=:intel, debuginfo::Symbol=:default, binary::Bool=false) =
     code_native(stdout, f, types; dump_module, syntax, debuginfo, binary)
 code_native(::IO, ::Any, ::Symbol) = error("invalid code_native call") # resolve ambiguous call
 

stdlib/InteractiveUtils/src/macros.jl

@@ -345,7 +345,7 @@ by putting it before the function call, like this:
 
     @code_native syntax=:intel debuginfo=:default binary=true dump_module=false f(x)
 
-* Set assembly syntax by setting `syntax` to `:att` (default) for AT&T syntax or `:intel` for Intel syntax.
+* Set assembly syntax by setting `syntax` to `:intel` (default) for Intel syntax or `:att` for AT&T syntax.
 * Specify verbosity of code comments by setting `debuginfo` to `:source` (default) or `:none`.
 * If `binary` is `true`, also print the binary machine code for each instruction precedented by an abbreviated address.
 * If `dump_module` is `false`, do not print metadata such as rodata or directives.