zig

commit 1530e82b6b67611e78caade2a31bcb536f212730 (tree)
parent 73256dda91d0d5b3d13016d15f2c4465a69cd7d4
Author: Andrew Kelley <andrew@ziglang.org>
Date:   Tue,  4 Feb 2020 15:16:44 -0500

re-apply: these are not real CPU features

The commit 70ee818d21c44ec0031b997916694327eb9fc37f
(update target CPUs and features with llvm10's data)
accidentally reverted 6793af8d8b370cefc0a1fccbcf1c9fd1a24c7378.

This un-reverts it.

Diffstat:
M
lib/std/target/x86.zig
 | 
18
------------------

1 file changed, 0 insertions(+), 18 deletions(-)
diff --git a/lib/std/target/x86.zig b/lib/std/target/x86.zig
@@ -2,12 +2,9 @@ const std = @import("../std.zig");
 const Cpu = std.Target.Cpu;
 
 pub const Feature = enum {
-    @"16bit_mode",
-    @"32bit_mode",
     @"3dnow",
     @"3dnowa",
     @"64bit",
-    @"64bit_mode",
     adx,
     aes,
     avx,
@@ -138,16 +135,6 @@ pub const all_features = blk: {
     const len = @typeInfo(Feature).Enum.fields.len;
     std.debug.assert(len <= Cpu.Feature.Set.needed_bit_count);
     var result: [len]Cpu.Feature = undefined;
-    result[@enumToInt(Feature.@"16bit_mode")] = .{
-        .llvm_name = "16bit-mode",
-        .description = "16-bit mode (i8086)",
-        .dependencies = featureSet(&[_]Feature{}),
-    };
-    result[@enumToInt(Feature.@"32bit_mode")] = .{
-        .llvm_name = "32bit-mode",
-        .description = "32-bit mode (80386)",
-        .dependencies = featureSet(&[_]Feature{}),
-    };
     result[@enumToInt(Feature.@"3dnow")] = .{
         .llvm_name = "3dnow",
         .description = "Enable 3DNow! instructions",
@@ -167,11 +154,6 @@ pub const all_features = blk: {
         .description = "Support 64-bit instructions",
         .dependencies = featureSet(&[_]Feature{}),
     };
-    result[@enumToInt(Feature.@"64bit_mode")] = .{
-        .llvm_name = "64bit-mode",
-        .description = "64-bit mode (x86_64)",
-        .dependencies = featureSet(&[_]Feature{}),
-    };
     result[@enumToInt(Feature.adx)] = .{
         .llvm_name = "adx",
         .description = "Support ADX instructions",