cpufunc.h (ff17a6773e4785a8fb78c540de32a208c43162db) cpufunc.h (6f240e18b576739b3bb941a0d7420b0147cbeb13)
1/*-
2 * Copyright (c) 2003 Peter Wemm.
3 * Copyright (c) 1993 The Regents of the University of California.
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:

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58#if defined(__GNUCLIKE_ASM) && defined(__CC_SUPPORTS___INLINE)
59
60static __inline void
61breakpoint(void)
62{
63 __asm __volatile("int $3");
64}
65
1/*-
2 * Copyright (c) 2003 Peter Wemm.
3 * Copyright (c) 1993 The Regents of the University of California.
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:

--- 49 unchanged lines hidden (view full) ---

58#if defined(__GNUCLIKE_ASM) && defined(__CC_SUPPORTS___INLINE)
59
60static __inline void
61breakpoint(void)
62{
63 __asm __volatile("int $3");
64}
65
66static __inline u_int
66static __inline __pure2 u_int
67bsfl(u_int mask)
68{
69 u_int result;
70
71 __asm __volatile("bsfl %1,%0" : "=r" (result) : "rm" (mask));
72 return (result);
73}
74
67bsfl(u_int mask)
68{
69 u_int result;
70
71 __asm __volatile("bsfl %1,%0" : "=r" (result) : "rm" (mask));
72 return (result);
73}
74
75static __inline u_long
75static __inline __pure2 u_long
76bsfq(u_long mask)
77{
78 u_long result;
79
80 __asm __volatile("bsfq %1,%0" : "=r" (result) : "rm" (mask));
81 return (result);
82}
83
76bsfq(u_long mask)
77{
78 u_long result;
79
80 __asm __volatile("bsfq %1,%0" : "=r" (result) : "rm" (mask));
81 return (result);
82}
83
84static __inline u_int
84static __inline __pure2 u_int
85bsrl(u_int mask)
86{
87 u_int result;
88
89 __asm __volatile("bsrl %1,%0" : "=r" (result) : "rm" (mask));
90 return (result);
91}
92
85bsrl(u_int mask)
86{
87 u_int result;
88
89 __asm __volatile("bsrl %1,%0" : "=r" (result) : "rm" (mask));
90 return (result);
91}
92
93static __inline u_long
93static __inline __pure2 u_long
94bsrq(u_long mask)
95{
96 u_long result;
97
98 __asm __volatile("bsrq %1,%0" : "=r" (result) : "rm" (mask));
99 return (result);
100}
101

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150
151#ifdef _KERNEL
152
153#define HAVE_INLINE_FFS
154#define ffs(x) __builtin_ffs(x)
155
156#define HAVE_INLINE_FFSL
157
94bsrq(u_long mask)
95{
96 u_long result;
97
98 __asm __volatile("bsrq %1,%0" : "=r" (result) : "rm" (mask));
99 return (result);
100}
101

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150
151#ifdef _KERNEL
152
153#define HAVE_INLINE_FFS
154#define ffs(x) __builtin_ffs(x)
155
156#define HAVE_INLINE_FFSL
157
158static __inline int
158static __inline __pure2 int
159ffsl(long mask)
160{
161 return (mask == 0 ? mask : (int)bsfq((u_long)mask) + 1);
162}
163
164#define HAVE_INLINE_FFSLL
165
159ffsl(long mask)
160{
161 return (mask == 0 ? mask : (int)bsfq((u_long)mask) + 1);
162}
163
164#define HAVE_INLINE_FFSLL
165
166static __inline int
166static __inline __pure2 int
167ffsll(long long mask)
168{
169 return (ffsl((long)mask));
170}
171
172#define HAVE_INLINE_FLS
173
167ffsll(long long mask)
168{
169 return (ffsl((long)mask));
170}
171
172#define HAVE_INLINE_FLS
173
174static __inline int
174static __inline __pure2 int
175fls(int mask)
176{
177 return (mask == 0 ? mask : (int)bsrl((u_int)mask) + 1);
178}
179
180#define HAVE_INLINE_FLSL
181
175fls(int mask)
176{
177 return (mask == 0 ? mask : (int)bsrl((u_int)mask) + 1);
178}
179
180#define HAVE_INLINE_FLSL
181
182static __inline int
182static __inline __pure2 int
183flsl(long mask)
184{
185 return (mask == 0 ? mask : (int)bsrq((u_long)mask) + 1);
186}
187
188#define HAVE_INLINE_FLSLL
189
183flsl(long mask)
184{
185 return (mask == 0 ? mask : (int)bsrq((u_long)mask) + 1);
186}
187
188#define HAVE_INLINE_FLSLL
189
190static __inline int
190static __inline __pure2 int
191flsll(long long mask)
192{
193 return (flsl((long)mask));
194}
195
196#endif /* _KERNEL */
197
198static __inline void

--- 681 unchanged lines hidden --- 		191flsll(long long mask)
192{
193 return (flsl((long)mask));
194}
195
196#endif /* _KERNEL */
197
198static __inline void

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