diff options
| author | Konstantin Belousov <kib@FreeBSD.org> | 2018-09-30 16:57:30 +0000 |
|---|---|---|
| committer | Konstantin Belousov <kib@FreeBSD.org> | 2018-09-30 16:57:30 +0000 |
| commit | 632227a7393cee462beb380b52e4e0704a4f3fc7 (patch) | |
| tree | b04e54c6ba8a81fae08c192a150378735b512d10 /sys/x86 | |
| parent | 81846484257fbf53b2bdeadc71d57601a96098b1 (diff) | |
Notes
Diffstat (limited to 'sys/x86')
| -rw-r--r-- | sys/x86/include/ifunc.h | 32 |
1 files changed, 12 insertions, 20 deletions
diff --git a/sys/x86/include/ifunc.h b/sys/x86/include/ifunc.h index 13f4b886430ea..38c82570770e6 100644 --- a/sys/x86/include/ifunc.h +++ b/sys/x86/include/ifunc.h @@ -1,5 +1,5 @@ /*- - * Copyright (c) 2015, 2017 The FreeBSD Foundation + * Copyright (c) 2015-2018 The FreeBSD Foundation * All rights reserved. * * This software was developed by Konstantin Belousov <kib@FreeBSD.org> @@ -32,27 +32,19 @@ #ifndef __X86_IFUNC_H #define __X86_IFUNC_H -#define DECLARE_LIFUNC(ret_type, name, args) \ -ret_type name args - -#define DEFINE_LIFUNC(scope, selector_qual, ret_type, name, args) \ -__asm__ (scope "\t" #name "\n" \ - "\t.type\t" #name ",@function\n" \ - #name ":\n" \ - "\tjmp *" #name "_selector\n" \ - "\t.size\t" #name ",\t. - "#name); \ -selector_qual ret_type (*name##_selector)args __used; \ -DECLARE_LIFUNC(ret_type, name, args) - -#define DEFINE_STATIC_LIFUNC(ret_type, name, args) \ - DEFINE_LIFUNC(".local", static, ret_type, name, args) - -#define DEFINE_GLOBAL_LIFUNC(ret_type, name, args) \ - DEFINE_LIFUNC(".globl", , ret_type, name, args) - -#define DEFINE_IFUNC(qual, ret_type, name, args, resolver_qual) \ +#define DEFINE_IFUNC(qual, ret_type, name, args, resolver_qual) \ resolver_qual ret_type (*name##_resolver(void))args __used; \ qual ret_type name args __attribute__((ifunc(#name "_resolver"))); \ resolver_qual ret_type (*name##_resolver(void))args +#define DEFINE_UIFUNC(qual, ret_type, name, args, resolver_qual) \ + resolver_qual ret_type (*name##_resolver(uint32_t, uint32_t, \ + uint32_t, uint32_t))args __used; \ + qual ret_type name args __attribute__((ifunc(#name "_resolver"))); \ + resolver_qual ret_type (*name##_resolver( \ + uint32_t cpu_feature __unused, \ + uint32_t cpu_feature2 __unused, \ + uint32_t cpu_stdext_feature __unused, \ + uint32_t cpu_stdext_feature2 __unused))args + #endif |