zig

commit d84faceebdce75648cc56c06c94ab404bc52e491 (tree)
parent f785e4745d85f7056ab670989c5739b62b0df265
Author: Alex Rønne Petersen <alex@alexrp.com>
Date:   Thu, 16 Oct 2025 23:15:23 +0200

std.os.linux: remove some pointless asm clobbers in naked fns

Diffstat:
M
lib/std/os/linux/arm.zig
 | 
4
++--
M
lib/std/os/linux/powerpc.zig
 | 
2
+-
M
lib/std/os/linux/powerpc64.zig
 | 
2
+-
M
lib/std/os/linux/x86.zig
 | 
4
++--

4 files changed, 6 insertions(+), 6 deletions(-)
diff --git a/lib/std/os/linux/arm.zig b/lib/std/os/linux/arm.zig
@@ -134,12 +134,12 @@ pub fn restore() callconv(.naked) noreturn {
             \\ svc #0
             :
             : [number] "I" (@intFromEnum(SYS.sigreturn)),
-            : .{ .memory = true }),
+        ),
         else => asm volatile (
             \\ svc #0
             :
             : [number] "{r7}" (@intFromEnum(SYS.sigreturn)),
-            : .{ .memory = true }),
+        ),
     }
 }
 
diff --git a/lib/std/os/linux/powerpc.zig b/lib/std/os/linux/powerpc.zig
@@ -254,7 +254,7 @@ pub fn restore_rt() callconv(.naked) noreturn {
             :
             : [number] "i" (@intFromEnum(SYS.rt_sigreturn)),
         ),
-        else => _ = asm volatile (
+        else => asm volatile (
             \\ sc
             :
             : [number] "{r0}" (@intFromEnum(SYS.rt_sigreturn)),
diff --git a/lib/std/os/linux/powerpc64.zig b/lib/std/os/linux/powerpc64.zig
@@ -239,7 +239,7 @@ pub fn restore_rt() callconv(.naked) noreturn {
             :
             : [number] "i" (@intFromEnum(SYS.rt_sigreturn)),
         ),
-        else => _ = asm volatile (
+        else => asm volatile (
             \\ sc
             :
             : [number] "{r0}" (@intFromEnum(SYS.rt_sigreturn)),
diff --git a/lib/std/os/linux/x86.zig b/lib/std/os/linux/x86.zig
@@ -175,12 +175,12 @@ pub fn restore() callconv(.naked) noreturn {
             \\ int $0x80
             :
             : [number] "i" (@intFromEnum(SYS.sigreturn)),
-            : .{ .memory = true }),
+        ),
         else => asm volatile (
             \\ int $0x80
             :
             : [number] "{eax}" (@intFromEnum(SYS.sigreturn)),
-            : .{ .memory = true }),
+        ),
     }
 }