diff options
Diffstat (limited to 'arch/alpha/lib')
39 files changed, 98 insertions, 54 deletions
diff --git a/arch/alpha/lib/Makefile b/arch/alpha/lib/Makefile index 1cc74f7b50ef..84046e730e6d 100644 --- a/arch/alpha/lib/Makefile +++ b/arch/alpha/lib/Makefile @@ -4,7 +4,6 @@ # asflags-y := $(KBUILD_CFLAGS) -ccflags-y := -Werror # Many of these routines have implementations tuned for ev6. # Choose them iff we're targeting ev6 specifically. @@ -45,17 +44,3 @@ AFLAGS___remlu.o = -DREM -DINTSIZE $(addprefix $(obj)/,__divqu.o __remqu.o __divlu.o __remlu.o): \ $(src)/$(ev6-y)divide.S FORCE $(call if_changed_rule,as_o_S) - -# There are direct branches between {str*cpy,str*cat} and stx*cpy. -# Ensure the branches are within range by merging these objects. - -LDFLAGS_stycpy.o := -r -LDFLAGS_styncpy.o := -r - -$(obj)/stycpy.o: $(obj)/strcpy.o $(obj)/$(ev67-y)strcat.o \ - $(obj)/$(ev6-y)stxcpy.o FORCE - $(call if_changed,ld) - -$(obj)/styncpy.o: $(obj)/strncpy.o $(obj)/$(ev67-y)strncat.o \ - $(obj)/$(ev6-y)stxncpy.o FORCE - $(call if_changed,ld) diff --git a/arch/alpha/lib/callback_srm.S b/arch/alpha/lib/callback_srm.S index b13c4a231f1b..36b63f295170 100644 --- a/arch/alpha/lib/callback_srm.S +++ b/arch/alpha/lib/callback_srm.S @@ -3,8 +3,8 @@ * arch/alpha/lib/callback_srm.S */ +#include <linux/export.h> #include <asm/console.h> -#include <asm/export.h> .text #define HWRPB_CRB_OFFSET 0xc0 diff --git a/arch/alpha/lib/checksum.c b/arch/alpha/lib/checksum.c index 3f35c3ed6948..27b2a9edf3cc 100644 --- a/arch/alpha/lib/checksum.c +++ b/arch/alpha/lib/checksum.c @@ -12,8 +12,10 @@ #include <linux/module.h> #include <linux/string.h> +#include <net/checksum.h> #include <asm/byteorder.h> +#include <asm/checksum.h> static inline unsigned short from64to16(unsigned long x) { diff --git a/arch/alpha/lib/clear_page.S b/arch/alpha/lib/clear_page.S index ce02de7b0493..af70ee309a33 100644 --- a/arch/alpha/lib/clear_page.S +++ b/arch/alpha/lib/clear_page.S @@ -4,7 +4,7 @@ * * Zero an entire page. */ -#include <asm/export.h> +#include <linux/export.h> .text .align 4 .global clear_page diff --git a/arch/alpha/lib/clear_user.S b/arch/alpha/lib/clear_user.S index db6c6ca45896..848eb60a0010 100644 --- a/arch/alpha/lib/clear_user.S +++ b/arch/alpha/lib/clear_user.S @@ -10,7 +10,7 @@ * a successful copy). There is also some rather minor exception setup * stuff. */ -#include <asm/export.h> +#include <linux/export.h> /* Allow an exception for an insn; exit if we get one. */ #define EX(x,y...) \ diff --git a/arch/alpha/lib/copy_page.S b/arch/alpha/lib/copy_page.S index 5439a30c77d0..1c444fdad9a5 100644 --- a/arch/alpha/lib/copy_page.S +++ b/arch/alpha/lib/copy_page.S @@ -4,7 +4,7 @@ * * Copy an entire page. */ -#include <asm/export.h> +#include <linux/export.h> .text .align 4 .global copy_page diff --git a/arch/alpha/lib/copy_user.S b/arch/alpha/lib/copy_user.S index 32ab0344b185..ef18faafcad6 100644 --- a/arch/alpha/lib/copy_user.S +++ b/arch/alpha/lib/copy_user.S @@ -12,7 +12,7 @@ * exception setup stuff.. */ -#include <asm/export.h> +#include <linux/export.h> /* Allow an exception for an insn; exit if we get one. */ #define EXI(x,y...) \ diff --git a/arch/alpha/lib/csum_ipv6_magic.S b/arch/alpha/lib/csum_ipv6_magic.S index c7b213ab01ab..273c426c3859 100644 --- a/arch/alpha/lib/csum_ipv6_magic.S +++ b/arch/alpha/lib/csum_ipv6_magic.S @@ -13,7 +13,7 @@ * added by Ivan Kokshaysky <ink@jurassic.park.msu.ru> */ -#include <asm/export.h> +#include <linux/export.h> .globl csum_ipv6_magic .align 4 .ent csum_ipv6_magic diff --git a/arch/alpha/lib/divide.S b/arch/alpha/lib/divide.S index 2b60eb45e50b..db01840d76ec 100644 --- a/arch/alpha/lib/divide.S +++ b/arch/alpha/lib/divide.S @@ -46,7 +46,7 @@ * $28 - compare status */ -#include <asm/export.h> +#include <linux/export.h> #define halt .long 0 /* diff --git a/arch/alpha/lib/ev6-clear_page.S b/arch/alpha/lib/ev6-clear_page.S index 325864c81586..a534d9ff7161 100644 --- a/arch/alpha/lib/ev6-clear_page.S +++ b/arch/alpha/lib/ev6-clear_page.S @@ -4,7 +4,7 @@ * * Zero an entire page. */ -#include <asm/export.h> +#include <linux/export.h> .text .align 4 .global clear_page diff --git a/arch/alpha/lib/ev6-clear_user.S b/arch/alpha/lib/ev6-clear_user.S index 7e644f83cdf2..af776cc45f91 100644 --- a/arch/alpha/lib/ev6-clear_user.S +++ b/arch/alpha/lib/ev6-clear_user.S @@ -29,7 +29,7 @@ * want to leave a hole (and we also want to avoid repeating lots of work) */ -#include <asm/export.h> +#include <linux/export.h> /* Allow an exception for an insn; exit if we get one. */ #define EX(x,y...) \ 99: x,##y; \ diff --git a/arch/alpha/lib/ev6-copy_page.S b/arch/alpha/lib/ev6-copy_page.S index fd7212c8dcf1..36be5113b7b7 100644 --- a/arch/alpha/lib/ev6-copy_page.S +++ b/arch/alpha/lib/ev6-copy_page.S @@ -57,7 +57,7 @@ destination pages are in the dcache, but it is my guess that this is less important than the dcache miss case. */ -#include <asm/export.h> +#include <linux/export.h> .text .align 4 .global copy_page diff --git a/arch/alpha/lib/ev6-copy_user.S b/arch/alpha/lib/ev6-copy_user.S index f3e433754397..b9b19710c364 100644 --- a/arch/alpha/lib/ev6-copy_user.S +++ b/arch/alpha/lib/ev6-copy_user.S @@ -23,7 +23,7 @@ * L - lower subcluster; L0 - subcluster L0; L1 - subcluster L1 */ -#include <asm/export.h> +#include <linux/export.h> /* Allow an exception for an insn; exit if we get one. */ #define EXI(x,y...) \ 99: x,##y; \ diff --git a/arch/alpha/lib/ev6-csum_ipv6_magic.S b/arch/alpha/lib/ev6-csum_ipv6_magic.S index 9a73f90700a1..2ee548be98e3 100644 --- a/arch/alpha/lib/ev6-csum_ipv6_magic.S +++ b/arch/alpha/lib/ev6-csum_ipv6_magic.S @@ -53,7 +53,7 @@ * may cause additional delay in rare cases (load-load replay traps). */ -#include <asm/export.h> +#include <linux/export.h> .globl csum_ipv6_magic .align 4 .ent csum_ipv6_magic diff --git a/arch/alpha/lib/ev6-divide.S b/arch/alpha/lib/ev6-divide.S index 137ff1a07356..b73a6d26362e 100644 --- a/arch/alpha/lib/ev6-divide.S +++ b/arch/alpha/lib/ev6-divide.S @@ -56,7 +56,7 @@ * Try not to change the actual algorithm if possible for consistency. */ -#include <asm/export.h> +#include <linux/export.h> #define halt .long 0 /* diff --git a/arch/alpha/lib/ev6-memchr.S b/arch/alpha/lib/ev6-memchr.S index 56bf9e14eeee..f75ba43e61e3 100644 --- a/arch/alpha/lib/ev6-memchr.S +++ b/arch/alpha/lib/ev6-memchr.S @@ -28,7 +28,7 @@ * L - lower subcluster; L0 - subcluster L0; L1 - subcluster L1 * Try not to change the actual algorithm if possible for consistency. */ -#include <asm/export.h> +#include <linux/export.h> .set noreorder .set noat diff --git a/arch/alpha/lib/ev6-memcpy.S b/arch/alpha/lib/ev6-memcpy.S index ffbd056b6eb2..3ef43c26c8af 100644 --- a/arch/alpha/lib/ev6-memcpy.S +++ b/arch/alpha/lib/ev6-memcpy.S @@ -20,7 +20,7 @@ * Temp usage notes: * $1,$2, - scratch */ -#include <asm/export.h> +#include <linux/export.h> .set noreorder .set noat diff --git a/arch/alpha/lib/ev6-memset.S b/arch/alpha/lib/ev6-memset.S index 1cfcfbbea6f0..89d7809da4cc 100644 --- a/arch/alpha/lib/ev6-memset.S +++ b/arch/alpha/lib/ev6-memset.S @@ -27,7 +27,7 @@ * as fixes will need to be made in multiple places. The performance gain * is worth it. */ -#include <asm/export.h> +#include <linux/export.h> .set noat .set noreorder .text diff --git a/arch/alpha/lib/ev67-strcat.S b/arch/alpha/lib/ev67-strcat.S index ec3096a9e8d4..f8c7305b11d6 100644 --- a/arch/alpha/lib/ev67-strcat.S +++ b/arch/alpha/lib/ev67-strcat.S @@ -20,7 +20,7 @@ * string once. */ -#include <asm/export.h> +#include <linux/export.h> .text .align 4 diff --git a/arch/alpha/lib/ev67-strchr.S b/arch/alpha/lib/ev67-strchr.S index fbf89e0b6dc3..97a7cb475309 100644 --- a/arch/alpha/lib/ev67-strchr.S +++ b/arch/alpha/lib/ev67-strchr.S @@ -16,7 +16,7 @@ * L - lower subcluster; L0 - subcluster L0; L1 - subcluster L1 * Try not to change the actual algorithm if possible for consistency. */ -#include <asm/export.h> +#include <linux/export.h> #include <asm/regdef.h> .set noreorder diff --git a/arch/alpha/lib/ev67-strlen.S b/arch/alpha/lib/ev67-strlen.S index b73106ffbbc7..3d9078807ab4 100644 --- a/arch/alpha/lib/ev67-strlen.S +++ b/arch/alpha/lib/ev67-strlen.S @@ -18,7 +18,7 @@ * U - upper subcluster; U0 - subcluster U0; U1 - subcluster U1 * L - lower subcluster; L0 - subcluster L0; L1 - subcluster L1 */ -#include <asm/export.h> +#include <linux/export.h> .set noreorder .set noat diff --git a/arch/alpha/lib/ev67-strncat.S b/arch/alpha/lib/ev67-strncat.S index ceb0ca528789..8f313233e3a7 100644 --- a/arch/alpha/lib/ev67-strncat.S +++ b/arch/alpha/lib/ev67-strncat.S @@ -21,7 +21,7 @@ * Try not to change the actual algorithm if possible for consistency. */ -#include <asm/export.h> +#include <linux/export.h> .text .align 4 diff --git a/arch/alpha/lib/ev67-strrchr.S b/arch/alpha/lib/ev67-strrchr.S index 7f80e398530f..ae7355f9ec56 100644 --- a/arch/alpha/lib/ev67-strrchr.S +++ b/arch/alpha/lib/ev67-strrchr.S @@ -19,7 +19,7 @@ * L - lower subcluster; L0 - subcluster L0; L1 - subcluster L1 */ -#include <asm/export.h> +#include <linux/export.h> #include <asm/regdef.h> .set noreorder diff --git a/arch/alpha/lib/fpreg.c b/arch/alpha/lib/fpreg.c index 34fea465645b..3d32165043f8 100644 --- a/arch/alpha/lib/fpreg.c +++ b/arch/alpha/lib/fpreg.c @@ -7,6 +7,9 @@ #include <linux/compiler.h> #include <linux/export.h> +#include <linux/preempt.h> +#include <asm/fpu.h> +#include <asm/thread_info.h> #if defined(CONFIG_ALPHA_EV6) || defined(CONFIG_ALPHA_EV67) #define STT(reg,val) asm volatile ("ftoit $f"#reg",%0" : "=r"(val)); @@ -19,7 +22,12 @@ alpha_read_fp_reg (unsigned long reg) { unsigned long val; - switch (reg) { + if (unlikely(reg >= 32)) + return 0; + preempt_disable(); + if (current_thread_info()->status & TS_SAVED_FP) + val = current_thread_info()->fp[reg]; + else switch (reg) { case 0: STT( 0, val); break; case 1: STT( 1, val); break; case 2: STT( 2, val); break; @@ -52,8 +60,8 @@ alpha_read_fp_reg (unsigned long reg) case 29: STT(29, val); break; case 30: STT(30, val); break; case 31: STT(31, val); break; - default: return 0; } + preempt_enable(); return val; } EXPORT_SYMBOL(alpha_read_fp_reg); @@ -67,7 +75,14 @@ EXPORT_SYMBOL(alpha_read_fp_reg); void alpha_write_fp_reg (unsigned long reg, unsigned long val) { - switch (reg) { + if (unlikely(reg >= 32)) + return; + + preempt_disable(); + if (current_thread_info()->status & TS_SAVED_FP) { + current_thread_info()->status |= TS_RESTORE_FP; + current_thread_info()->fp[reg] = val; + } else switch (reg) { case 0: LDT( 0, val); break; case 1: LDT( 1, val); break; case 2: LDT( 2, val); break; @@ -101,6 +116,7 @@ alpha_write_fp_reg (unsigned long reg, unsigned long val) case 30: LDT(30, val); break; case 31: LDT(31, val); break; } + preempt_enable(); } EXPORT_SYMBOL(alpha_write_fp_reg); @@ -115,7 +131,14 @@ alpha_read_fp_reg_s (unsigned long reg) { unsigned long val; - switch (reg) { + if (unlikely(reg >= 32)) + return 0; + + preempt_disable(); + if (current_thread_info()->status & TS_SAVED_FP) { + LDT(0, current_thread_info()->fp[reg]); + STS(0, val); + } else switch (reg) { case 0: STS( 0, val); break; case 1: STS( 1, val); break; case 2: STS( 2, val); break; @@ -148,8 +171,8 @@ alpha_read_fp_reg_s (unsigned long reg) case 29: STS(29, val); break; case 30: STS(30, val); break; case 31: STS(31, val); break; - default: return 0; } + preempt_enable(); return val; } EXPORT_SYMBOL(alpha_read_fp_reg_s); @@ -163,7 +186,15 @@ EXPORT_SYMBOL(alpha_read_fp_reg_s); void alpha_write_fp_reg_s (unsigned long reg, unsigned long val) { - switch (reg) { + if (unlikely(reg >= 32)) + return; + + preempt_disable(); + if (current_thread_info()->status & TS_SAVED_FP) { + current_thread_info()->status |= TS_RESTORE_FP; + LDS(0, val); + STT(0, current_thread_info()->fp[reg]); + } else switch (reg) { case 0: LDS( 0, val); break; case 1: LDS( 1, val); break; case 2: LDS( 2, val); break; @@ -197,5 +228,6 @@ alpha_write_fp_reg_s (unsigned long reg, unsigned long val) case 30: LDS(30, val); break; case 31: LDS(31, val); break; } + preempt_enable(); } EXPORT_SYMBOL(alpha_write_fp_reg_s); diff --git a/arch/alpha/lib/memchr.S b/arch/alpha/lib/memchr.S index c13d3eca2e05..45366e32feee 100644 --- a/arch/alpha/lib/memchr.S +++ b/arch/alpha/lib/memchr.S @@ -31,7 +31,7 @@ For correctness consider that: - only minimum number of quadwords may be accessed - the third argument is an unsigned long */ -#include <asm/export.h> +#include <linux/export.h> .set noreorder .set noat diff --git a/arch/alpha/lib/memcpy.c b/arch/alpha/lib/memcpy.c index cbac3dc6d963..78b6850a9d53 100644 --- a/arch/alpha/lib/memcpy.c +++ b/arch/alpha/lib/memcpy.c @@ -18,6 +18,7 @@ #include <linux/types.h> #include <linux/export.h> +#include <linux/string.h> /* * This should be done in one go with ldq_u*2/mask/stq_u. Do it @@ -150,6 +151,8 @@ static inline void __memcpy_aligned_dn (unsigned long d, unsigned long s, DO_REST_ALIGNED_DN(d,s,n); } +#undef memcpy + void * memcpy(void * dest, const void *src, size_t n) { if (!(((unsigned long) dest ^ (unsigned long) src) & 7)) { diff --git a/arch/alpha/lib/memmove.S b/arch/alpha/lib/memmove.S index 42d1922d0edf..3a27689e3390 100644 --- a/arch/alpha/lib/memmove.S +++ b/arch/alpha/lib/memmove.S @@ -7,7 +7,7 @@ * This is hand-massaged output from the original memcpy.c. We defer to * memcpy whenever possible; the backwards copy loops are not unrolled. */ -#include <asm/export.h> +#include <linux/export.h> .set noat .set noreorder .text diff --git a/arch/alpha/lib/memset.S b/arch/alpha/lib/memset.S index 00393e30df25..9075d6918346 100644 --- a/arch/alpha/lib/memset.S +++ b/arch/alpha/lib/memset.S @@ -14,7 +14,7 @@ * The scheduling comments are according to the EV5 documentation (and done by * hand, so they might well be incorrect, please do tell me about it..) */ -#include <asm/export.h> +#include <linux/export.h> .set noat .set noreorder .text diff --git a/arch/alpha/lib/stacktrace.c b/arch/alpha/lib/stacktrace.c index 62454a7810e2..2b1176dd5174 100644 --- a/arch/alpha/lib/stacktrace.c +++ b/arch/alpha/lib/stacktrace.c @@ -92,7 +92,7 @@ stacktrace(void) { instr * ret_pc; instr * prologue = (instr *)stacktrace; - register unsigned char * sp __asm__ ("$30"); + unsigned char *sp = (unsigned char *)current_stack_pointer; printk("\tstack trace:\n"); do { diff --git a/arch/alpha/lib/strcat.S b/arch/alpha/lib/strcat.S index 055877dccd27..62b90ebbcf44 100644 --- a/arch/alpha/lib/strcat.S +++ b/arch/alpha/lib/strcat.S @@ -5,7 +5,7 @@ * * Append a null-terminated string from SRC to DST. */ -#include <asm/export.h> +#include <linux/export.h> .text diff --git a/arch/alpha/lib/strchr.S b/arch/alpha/lib/strchr.S index 17871dd00280..68c54ff50dfe 100644 --- a/arch/alpha/lib/strchr.S +++ b/arch/alpha/lib/strchr.S @@ -6,7 +6,7 @@ * Return the address of a given character within a null-terminated * string, or null if it is not found. */ -#include <asm/export.h> +#include <linux/export.h> #include <asm/regdef.h> .set noreorder diff --git a/arch/alpha/lib/strcpy.S b/arch/alpha/lib/strcpy.S index cb74ad23a90d..d8773ba77525 100644 --- a/arch/alpha/lib/strcpy.S +++ b/arch/alpha/lib/strcpy.S @@ -6,7 +6,7 @@ * Copy a null-terminated string from SRC to DST. Return a pointer * to the null-terminator in the source. */ -#include <asm/export.h> +#include <linux/export.h> .text .align 3 diff --git a/arch/alpha/lib/strlen.S b/arch/alpha/lib/strlen.S index dd882fe4d7e3..4fc6a6ff24cd 100644 --- a/arch/alpha/lib/strlen.S +++ b/arch/alpha/lib/strlen.S @@ -12,7 +12,7 @@ * do this instead of the 9 instructions that * binary search needs). */ -#include <asm/export.h> +#include <linux/export.h> .set noreorder .set noat diff --git a/arch/alpha/lib/strncat.S b/arch/alpha/lib/strncat.S index 522fee3e26ac..a913a7c84a39 100644 --- a/arch/alpha/lib/strncat.S +++ b/arch/alpha/lib/strncat.S @@ -10,7 +10,7 @@ * past count, whereas libc may write to count+1. This follows the generic * implementation in lib/string.c and is, IMHO, more sensible. */ -#include <asm/export.h> +#include <linux/export.h> .text .align 3 diff --git a/arch/alpha/lib/strncpy.S b/arch/alpha/lib/strncpy.S index cc57fad8b7ca..cb90cf022df3 100644 --- a/arch/alpha/lib/strncpy.S +++ b/arch/alpha/lib/strncpy.S @@ -11,7 +11,7 @@ * version has cropped that bit o' nastiness as well as assuming that * __stxncpy is in range of a branch. */ -#include <asm/export.h> +#include <linux/export.h> .set noat .set noreorder diff --git a/arch/alpha/lib/strrchr.S b/arch/alpha/lib/strrchr.S index 7650ba99b7e2..dd8e073b6cf2 100644 --- a/arch/alpha/lib/strrchr.S +++ b/arch/alpha/lib/strrchr.S @@ -6,7 +6,7 @@ * Return the address of the last occurrence of a given character * within a null-terminated string, or null if it is not found. */ -#include <asm/export.h> +#include <linux/export.h> #include <asm/regdef.h> .set noreorder diff --git a/arch/alpha/lib/stycpy.S b/arch/alpha/lib/stycpy.S new file mode 100644 index 000000000000..32ecd9c5f90d --- /dev/null +++ b/arch/alpha/lib/stycpy.S @@ -0,0 +1,11 @@ +#include "strcpy.S" +#ifdef CONFIG_ALPHA_EV67 +#include "ev67-strcat.S" +#else +#include "strcat.S" +#endif +#ifdef CONFIG_ALPHA_EV6 +#include "ev6-stxcpy.S" +#else +#include "stxcpy.S" +#endif diff --git a/arch/alpha/lib/styncpy.S b/arch/alpha/lib/styncpy.S new file mode 100644 index 000000000000..72fc2754eb57 --- /dev/null +++ b/arch/alpha/lib/styncpy.S @@ -0,0 +1,11 @@ +#include "strncpy.S" +#ifdef CONFIG_ALPHA_EV67 +#include "ev67-strncat.S" +#else +#include "strncat.S" +#endif +#ifdef CONFIG_ALPHA_EV6 +#include "ev6-stxncpy.S" +#else +#include "stxncpy.S" +#endif diff --git a/arch/alpha/lib/udiv-qrnnd.S b/arch/alpha/lib/udiv-qrnnd.S index b887aa5428e5..96f05918bffe 100644 --- a/arch/alpha/lib/udiv-qrnnd.S +++ b/arch/alpha/lib/udiv-qrnnd.S @@ -25,7 +25,7 @@ # along with GCC; see the file COPYING. If not, write to the # Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, # MA 02111-1307, USA. -#include <asm/export.h> +#include <linux/export.h> .set noreorder .set noat |