Remove lint support from system headers and MD x86 headers.

Reviewed by:	dim, jhb
Discussed with:	imp
Sponsored by:	The FreeBSD Foundation
Differential revision:	https://reviews.freebsd.org/D13156

include/stdlib.h

@@ -238,17 +238,13 @@ extern void (*malloc_message)(void *, const char *);
 /*
  * The alloca() function can't be implemented in C, and on some
  * platforms it can't be implemented at all as a callable function.
- * The GNU C compiler provides a built-in alloca() which we can use;
- * in all other cases, provide a prototype, mainly to pacify various
- * incarnations of lint.  On platforms where alloca() is not in libc,
- * programs which use it will fail to link when compiled with non-GNU
- * compilers.
+ * The GNU C compiler provides a built-in alloca() which we can use.
+ * On platforms where alloca() is not in libc, programs which use it
+ * will fail to link when compiled with non-GNU compilers.
  */
 #if __GNUC__ >= 2 || defined(__INTEL_COMPILER)
 #undef  alloca	/* some GNU bits try to get cute and define this on their own */
 #define alloca(sz) __builtin_alloca(sz)
-#elif defined(lint)
-void	*alloca(size_t);
 #endif
 
 void	 abort2(const char *, int, void **) __dead2;

sys/amd64/include/asm.h

@@ -92,10 +92,10 @@
 #define RCSID(x)	.text; .asciz x
 
 #undef __FBSDID
-#if !defined(lint) && !defined(STRIP_FBSDID)
+#if !defined(STRIP_FBSDID)
 #define __FBSDID(s)	.ident s
 #else
 #define __FBSDID(s)	/* nothing */
-#endif /* not lint and not STRIP_FBSDID */
+#endif /* !STRIP_FBSDID */
 
 #endif /* !_MACHINE_ASM_H_ */

sys/amd64/include/pcpu.h

@@ -74,18 +74,7 @@
 
 #ifdef _KERNEL
 
-#ifdef lint
-
-extern struct pcpu *pcpup;
-
-#define	get_pcpu()		(pcpup)
-#define	PCPU_GET(member)	(pcpup->pc_ ## member)
-#define	PCPU_ADD(member, val)	(pcpup->pc_ ## member += (val))
-#define	PCPU_INC(member)	PCPU_ADD(member, 1)
-#define	PCPU_PTR(member)	(&pcpup->pc_ ## member)
-#define	PCPU_SET(member, val)	(pcpup->pc_ ## member = (val))
-
-#elif defined(__GNUCLIKE_ASM) && defined(__GNUCLIKE___TYPEOF)
+#if defined(__GNUCLIKE_ASM) && defined(__GNUCLIKE___TYPEOF)
 
 /*
  * Evaluates to the byte offset of the per-cpu variable name.
@@ -251,11 +240,11 @@ __curpcb(void)
 
 #define	IS_BSP()	(PCPU_GET(cpuid) == 0)
 
-#else /* !lint || defined(__GNUCLIKE_ASM) && defined(__GNUCLIKE___TYPEOF) */
+#else /* !__GNUCLIKE_ASM || !__GNUCLIKE___TYPEOF */
 
 #error "this file needs to be ported to your compiler"
 
-#endif /* lint, etc. */
+#endif /* __GNUCLIKE_ASM && __GNUCLIKE___TYPEOF */
 
 #endif /* _KERNEL */
 

sys/amd64/include/profile.h

@@ -71,10 +71,6 @@
 			 : "ax", "dx", "cx", "di", "si", "r8", "r9", "memory")
 #define	MEXITCOUNT_OVERHEAD_GETLABEL(labelp)				\
 	__asm __volatile("movq $1b,%0" : "=rm" (labelp))
-#elif defined(lint)
-#define	MCOUNT_OVERHEAD(label)
-#define	MEXITCOUNT_OVERHEAD()
-#define	MEXITCOUNT_OVERHEAD_GETLABEL()
 #else
 #error this file needs to be ported to your compiler
 #endif /* !__GNUCLIKE_ASM */

sys/i386/include/asm.h

@@ -113,10 +113,10 @@
 #define RCSID(x)	.text; .asciz x
 
 #undef __FBSDID
-#if !defined(lint) && !defined(STRIP_FBSDID)
+#if !defined(STRIP_FBSDID)
 #define __FBSDID(s)	.ident s
 #else
 #define __FBSDID(s)	/* nothing */
-#endif /* not lint and not STRIP_FBSDID */
+#endif /* not STRIP_FBSDID */
 
 #endif /* !_MACHINE_ASM_H_ */

sys/i386/include/pcpu.h

@@ -72,18 +72,7 @@
 
 #ifdef _KERNEL
 
-#ifdef lint
-
-extern struct pcpu *pcpup;
-
-#define	get_pcpu()		(pcpup)
-#define	PCPU_GET(member)	(pcpup->pc_ ## member)
-#define	PCPU_ADD(member, val)	(pcpup->pc_ ## member += (val))
-#define	PCPU_INC(member)	PCPU_ADD(member, 1)
-#define	PCPU_PTR(member)	(&pcpup->pc_ ## member)
-#define	PCPU_SET(member, val)	(pcpup->pc_ ## member = (val))
-
-#elif defined(__GNUCLIKE_ASM) && defined(__GNUCLIKE___TYPEOF)
+#if defined(__GNUCLIKE_ASM) && defined(__GNUCLIKE___TYPEOF)
 
 /*
  * Evaluates to the byte offset of the per-cpu variable name.
@@ -242,11 +231,11 @@ __curpcb(void)
 }
 #define	curpcb		(__curpcb())
 
-#else /* !lint || defined(__GNUCLIKE_ASM) && defined(__GNUCLIKE___TYPEOF) */
+#else /* defined(__GNUCLIKE_ASM) && defined(__GNUCLIKE___TYPEOF) */
 
 #error "this file needs to be ported to your compiler"
 
-#endif /* lint, etc. */
+#endif /* __GNUCLIKE_ASM etc. */
 
 #endif /* _KERNEL */
 

sys/i386/include/profile.h

@@ -71,10 +71,6 @@
 			 : "ax", "dx", "cx", "memory")
 #define	MEXITCOUNT_OVERHEAD_GETLABEL(labelp)				\
 	__asm __volatile("movl $1b,%0" : "=rm" (labelp))
-#elif defined(lint)
-#define	MCOUNT_OVERHEAD(label)
-#define	MEXITCOUNT_OVERHEAD()
-#define	MEXITCOUNT_OVERHEAD_GETLABEL()
 #else
 #error
 #endif /* !__GNUCLIKE_ASM */

sys/sys/cdefs.h

@@ -207,17 +207,6 @@
  * for a given compiler, let the compile fail if it is told to use
  * a feature that we cannot live without.
  */
-#ifdef lint
-#define	__dead2
-#define	__pure2
-#define	__unused
-#define	__packed
-#define	__aligned(x)
-#define	__alloc_align(x)
-#define	__alloc_size(x)
-#define	__section(x)
-#define	__weak_symbol
-#else
 #define	__weak_symbol	__attribute__((__weak__))
 #if !__GNUC_PREREQ__(2, 5) && !defined(__INTEL_COMPILER)
 #define	__dead2
@@ -249,7 +238,6 @@
 #else
 #define	__alloc_align(x)
 #endif
-#endif /* lint */
 
 #if !__GNUC_PREREQ__(2, 95)
 #define	__alignof(x)	__offsetof(struct { char __a; x __b; }, __b)
@@ -259,7 +247,7 @@
  * Keywords added in C11.
  */
 
-#if !defined(__STDC_VERSION__) || __STDC_VERSION__ < 201112L || defined(lint)
+#if !defined(__STDC_VERSION__) || __STDC_VERSION__ < 201112L
 
 #if !__has_extension(c_alignas)
 #if (defined(__cplusplus) && __cplusplus >= 201103L) || \
@@ -425,7 +413,7 @@
  * software that is unaware of C99 keywords.
  */
 #if !(__GNUC__ == 2 && __GNUC_MINOR__ == 95)
-#if !defined(__STDC_VERSION__) || __STDC_VERSION__ < 199901 || defined(lint)
+#if !defined(__STDC_VERSION__) || __STDC_VERSION__ < 199901
 #define	__restrict
 #else
 #define	__restrict	restrict
@@ -819,7 +807,7 @@
  */
 
 #if __has_attribute(__argument_with_type_tag__) && \
-    __has_attribute(__type_tag_for_datatype__) && !defined(lint)
+    __has_attribute(__type_tag_for_datatype__)
 #define	__arg_type_tag(arg_kind, arg_idx, type_tag_idx) \
 	    __attribute__((__argument_with_type_tag__(arg_kind, arg_idx, type_tag_idx)))
 #define	__datatype_type_tag(kind, type) \

sys/sys/linker_set.h

@@ -61,10 +61,7 @@
 	__set_##set##_sym_##sym __section("set_" #set)	\
 	__used = &(sym)
 #else /* !__GNUCLIKE___SECTION */
-#ifndef lint
 #error this file needs to be ported to your compiler
-#endif /* lint */
-#define __MAKE_SET(set, sym)	extern void const * const (__set_##set##_sym_##sym)
 #endif /* __GNUCLIKE___SECTION */
 
 /*

sys/sys/param.h

@@ -321,7 +321,6 @@ __END_DECLS
 #endif
 #endif
 
-#ifndef lint
 #ifndef _BYTEORDER_FUNC_DEFINED
 #define	_BYTEORDER_FUNC_DEFINED
 #define	htonl(x)	__htonl(x)
@@ -329,7 +328,6 @@ __END_DECLS
 #define	ntohl(x)	__ntohl(x)
 #define	ntohs(x)	__ntohs(x)
 #endif /* !_BYTEORDER_FUNC_DEFINED */
-#endif /* lint */
 #endif /* _KERNEL */
 
 /*

sys/x86/include/_types.h

@@ -62,15 +62,9 @@ typedef	unsigned int		__uint32_t;
 typedef	long			__int64_t;
 typedef	unsigned long		__uint64_t;
 #else
-#ifndef lint
 __extension__
-#endif
-/* LONGLONG */
 typedef	long long		__int64_t;
-#ifndef lint
 __extension__
-#endif
-/* LONGLONG */
 typedef	unsigned long long	__uint64_t;
 #endif
 

sys/x86/include/bus.h

@@ -101,9 +101,7 @@
 #include <machine/cpufunc.h>
 
 #ifndef __GNUCLIKE_ASM
-# ifndef lint
-#  error "no assembler code for your compiler"
-# endif
+#error "no assembler code for your compiler"
 #endif
 
 /*

sys/x86/include/stdarg.h

@@ -60,18 +60,6 @@ typedef	__va_list	va_list;
 #define	va_end(ap) \
 	__builtin_va_end(ap)
 
-#elif defined(lint)
-/* Provide a fake implementation for lint's benefit */
-#define	__va_size(type) \
-	(((sizeof(type) + sizeof(long) - 1) / sizeof(long)) * sizeof(long))
-#define	va_start(ap, last) \
-	((ap) = (va_list)&(last) + __va_size(last))
-#define va_copy(dst, src) \
-	((dst) = (src))
-#define	va_arg(ap, type) \
-	(*(type *)((ap) += __va_size(type), (ap) - __va_size(type)))
-#define	va_end(ap)
-
 #else
 #error this file needs to be ported to your compiler
 #endif

sys/x86/include/ucontext.h

@@ -162,9 +162,4 @@ typedef struct __mcontext {
 } mcontext_t;
 #endif /* __amd64__ */
 
-#ifdef __LINT__
-typedef struct __mcontext {
-} mcontext_t;
-#endif /* __LINT__ */
-
 #endif /* !_X86_UCONTEXT_H_ */