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19eaf54bc9
* Add missing Linux headers. Closes #9837 * Update existing headers to latest Linux. * Consolidate headers that are the same for multiple Zig target CPU architectures. For example, Linux has only an x86 directory for both x86_64 and x86 CPU architectures. Now Zig only ships an x86 directory for Linux headers, and will emit the proper corresponding -isystem flags. * tools/update-linux-headers.zig is now available for upgrading to newer Linux headers, and the update process is now documented on the wiki.
46 lines
No EOL
1 KiB
C
Vendored
46 lines
No EOL
1 KiB
C
Vendored
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
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#ifndef _SPARC_SWAB_H
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#define _SPARC_SWAB_H
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#include <linux/types.h>
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#include <asm/asi.h>
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#if defined(__sparc__) && defined(__arch64__)
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static __inline__ __u16 __arch_swab16p(const __u16 *addr)
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{
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__u16 ret;
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__asm__ __volatile__ ("lduha [%2] %3, %0"
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: "=r" (ret)
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: "m" (*addr), "r" (addr), "i" (ASI_PL));
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return ret;
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}
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#define __arch_swab16p __arch_swab16p
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static __inline__ __u32 __arch_swab32p(const __u32 *addr)
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{
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__u32 ret;
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__asm__ __volatile__ ("lduwa [%2] %3, %0"
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: "=r" (ret)
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: "m" (*addr), "r" (addr), "i" (ASI_PL));
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return ret;
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}
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#define __arch_swab32p __arch_swab32p
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static __inline__ __u64 __arch_swab64p(const __u64 *addr)
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{
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__u64 ret;
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__asm__ __volatile__ ("ldxa [%2] %3, %0"
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: "=r" (ret)
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: "m" (*addr), "r" (addr), "i" (ASI_PL));
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return ret;
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}
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#define __arch_swab64p __arch_swab64p
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#else
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#define __SWAB_64_THRU_32__
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#endif /* defined(__sparc__) && defined(__arch64__) */
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#endif /* _SPARC_SWAB_H */ |