Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   1) /* SPDX-License-Identifier: GPL-2.0 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   2) #ifndef _ASM_M68K_SETUP_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   3) #define _ASM_M68K_SETUP_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   4) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   5) #include <asm/setup.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   6) #include <linux/linkage.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   7) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   8) /* Status Register bits */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   9) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  10) /* accrued exception bits */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  11) #define FPSR_AEXC_INEX	3
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  12) #define FPSR_AEXC_DZ	4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  13) #define FPSR_AEXC_UNFL	5
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  14) #define FPSR_AEXC_OVFL	6
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  15) #define FPSR_AEXC_IOP	7
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  16) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  17) /* exception status bits */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  18) #define FPSR_EXC_INEX1	8
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  19) #define FPSR_EXC_INEX2	9
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  20) #define FPSR_EXC_DZ	10
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  21) #define FPSR_EXC_UNFL	11
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  22) #define FPSR_EXC_OVFL	12
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  23) #define FPSR_EXC_OPERR	13
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  24) #define FPSR_EXC_SNAN	14
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  25) #define FPSR_EXC_BSUN	15
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  26) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  27) /* quotient byte, assumes big-endian, of course */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  28) #define FPSR_QUOTIENT(fpsr) (*((signed char *) &(fpsr) + 1))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  29) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  30) /* condition code bits */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  31) #define FPSR_CC_NAN	24
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  32) #define FPSR_CC_INF	25
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  33) #define FPSR_CC_Z	26
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  34) #define FPSR_CC_NEG	27
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  35) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  36) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  37) /* Control register bits */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  38) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  39) /* rounding mode */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  40) #define	FPCR_ROUND_RN	0		/* round to nearest/even */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  41) #define FPCR_ROUND_RZ	1		/* round to zero */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  42) #define FPCR_ROUND_RM	2		/* minus infinity */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  43) #define FPCR_ROUND_RP	3		/* plus infinity */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  44) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  45) /* rounding precision */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  46) #define FPCR_PRECISION_X	0	/* long double */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  47) #define FPCR_PRECISION_S	1	/* double */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  48) #define FPCR_PRECISION_D	2	/* float */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  49) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  50) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  51) /* Flags to select the debugging output */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  52) #define PDECODE		0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  53) #define PEXECUTE	1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  54) #define PCONV		2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  55) #define PNORM		3
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  56) #define PREGISTER	4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  57) #define PINSTR		5
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  58) #define PUNIMPL		6
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  59) #define PMOVEM		7
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  60) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  61) #define PMDECODE	(1<<PDECODE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  62) #define PMEXECUTE	(1<<PEXECUTE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  63) #define PMCONV		(1<<PCONV)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  64) #define PMNORM		(1<<PNORM)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  65) #define PMREGISTER	(1<<PREGISTER)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  66) #define PMINSTR		(1<<PINSTR)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  67) #define PMUNIMPL	(1<<PUNIMPL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  68) #define PMMOVEM		(1<<PMOVEM)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  69) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  70) #ifndef __ASSEMBLY__
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  71) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  72) #include <linux/kernel.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  73) #include <linux/sched.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  74) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  75) union fp_mant64 {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  76) 	unsigned long long m64;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  77) 	unsigned long m32[2];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  78) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  79) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  80) union fp_mant128 {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  81) 	unsigned long long m64[2];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  82) 	unsigned long m32[4];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  83) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  84) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  85) /* internal representation of extended fp numbers */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  86) struct fp_ext {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  87) 	unsigned char lowmant;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  88) 	unsigned char sign;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  89) 	unsigned short exp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  90) 	union fp_mant64 mant;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  91) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  92) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  93) /* C representation of FPU registers */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  94) /* NOTE: if you change this, you have to change the assembler offsets
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  95)    below and the size in <asm/fpu.h>, too */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  96) struct fp_data {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  97) 	struct fp_ext fpreg[8];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  98) 	unsigned int fpcr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  99) 	unsigned int fpsr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) 	unsigned int fpiar;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) 	unsigned short prec;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) 	unsigned short rnd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) 	struct fp_ext temp[2];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) #ifdef FPU_EMU_DEBUG
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) extern unsigned int fp_debugprint;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) #define dprint(bit, fmt, ...) ({			\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) 	if (fp_debugprint & (1 << (bit)))		\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) 		pr_info(fmt, ##__VA_ARGS__);		\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) })
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) #define dprint(bit, fmt, ...)	no_printk(fmt, ##__VA_ARGS__)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) #define uprint(str) ({					\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) 	static int __count = 3;				\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) 							\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) 	if (__count > 0) {				\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) 		pr_err("You just hit an unimplemented "	\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) 		       "fpu instruction (%s)\n", str);	\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) 		pr_err("Please report this to ....\n");	\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) 		__count--;				\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) 	}						\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) })
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) #define FPDATA		((struct fp_data *)current->thread.fp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) #else	/* __ASSEMBLY__ */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) #define FPDATA		%a2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) /* offsets from the base register to the floating point data in the task struct */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) #define FPD_FPREG	(TASK_THREAD+THREAD_FPREG+0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) #define FPD_FPCR	(TASK_THREAD+THREAD_FPREG+96)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) #define FPD_FPSR	(TASK_THREAD+THREAD_FPREG+100)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) #define FPD_FPIAR	(TASK_THREAD+THREAD_FPREG+104)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) #define FPD_PREC	(TASK_THREAD+THREAD_FPREG+108)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) #define FPD_RND		(TASK_THREAD+THREAD_FPREG+110)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) #define FPD_TEMPFP1	(TASK_THREAD+THREAD_FPREG+112)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) #define FPD_TEMPFP2	(TASK_THREAD+THREAD_FPREG+124)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) #define FPD_SIZEOF	(TASK_THREAD+THREAD_FPREG+136)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) /* offsets on the stack to access saved registers,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146)  * these are only used during instruction decoding
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147)  * where we always know how deep we're on the stack.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) #define FPS_DO		(PT_OFF_D0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) #define FPS_D1		(PT_OFF_D1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) #define FPS_D2		(PT_OFF_D2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) #define FPS_A0		(PT_OFF_A0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) #define FPS_A1		(PT_OFF_A1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) #define FPS_A2		(PT_OFF_A2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) #define FPS_SR		(PT_OFF_SR)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) #define FPS_PC		(PT_OFF_PC)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) #define FPS_EA		(PT_OFF_PC+6)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) #define FPS_PC2		(PT_OFF_PC+10)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) .macro	fp_get_fp_reg
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) 	lea	(FPD_FPREG,FPDATA,%d0.w*4),%a0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) 	lea	(%a0,%d0.w*8),%a0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) .endm
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) /* Macros used to get/put the current program counter.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166)  * 020/030 use a different stack frame then 040/060, for the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167)  * 040/060 the return pc points already to the next location,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168)  * so this only needs to be modified for jump instructions.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) .macro	fp_get_pc dest
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) 	move.l	(FPS_PC+4,%sp),\dest
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) .endm
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) .macro	fp_put_pc src,jump=0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) 	move.l	\src,(FPS_PC+4,%sp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) .endm
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) .macro	fp_get_instr_data	f,s,dest,label
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) 	getuser	\f,%sp@(FPS_PC+4)@(0),\dest,\label,%sp@(FPS_PC+4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) 	addq.l	#\s,%sp@(FPS_PC+4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) .endm
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) .macro	fp_get_instr_word	dest,label,addr
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) 	fp_get_instr_data	w,2,\dest,\label,\addr
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) .endm
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) .macro	fp_get_instr_long	dest,label,addr
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) 	fp_get_instr_data	l,4,\dest,\label,\addr
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) .endm
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) /* These macros are used to read from/write to user space
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192)  * on error we jump to the fixup section, load the fault
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193)  * address into %a0 and jump to the exit.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194)  * (derived from <asm/uaccess.h>)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) .macro	getuser	size,src,dest,label,addr
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) |	printf	,"[\size<%08x]",1,\addr
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) .Lu1\@:	moves\size	\src,\dest
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) 	.section .fixup,"ax"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) 	.even
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) .Lu2\@:	move.l	\addr,%a0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) 	jra	\label
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) 	.previous
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) 	.section __ex_table,"a"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) 	.align	4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) 	.long	.Lu1\@,.Lu2\@
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) 	.previous
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) .endm
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) .macro	putuser	size,src,dest,label,addr
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) |	printf	,"[\size>%08x]",1,\addr
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) .Lu1\@:	moves\size	\src,\dest
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) .Lu2\@:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) 	.section .fixup,"ax"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) 	.even
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) .Lu3\@:	move.l	\addr,%a0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) 	jra	\label
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) 	.previous
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) 	.section __ex_table,"a"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) 	.align	4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) 	.long	.Lu1\@,.Lu3\@
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) 	.long	.Lu2\@,.Lu3\@
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) 	.previous
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) .endm
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) /* work around binutils idiocy */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) old_gas=-1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) .irp    gas_ident.x .x
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) old_gas=old_gas+1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) .endr
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) .if !old_gas
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) .irp	m b,w,l
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) .macro	getuser.\m src,dest,label,addr
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) 	getuser .\m,\src,\dest,\label,\addr
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) .endm
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) .macro	putuser.\m src,dest,label,addr
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) 	putuser .\m,\src,\dest,\label,\addr
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) .endm
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) .endr
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) .endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) .macro	movestack	nr,arg1,arg2,arg3,arg4,arg5
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) 	.if	\nr
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) 	movestack	(\nr-1),\arg2,\arg3,\arg4,\arg5
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) 	move.l	\arg1,-(%sp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) 	.endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) .endm
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) .macro	printf	bit=-1,string,nr=0,arg1,arg2,arg3,arg4,arg5
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) #ifdef FPU_EMU_DEBUG
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) 	.data
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) .Lpdata\@:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) 	.string	"\string"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) 	.previous
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) 	movem.l	%d0/%d1/%a0/%a1,-(%sp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) 	.if	\bit+1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) #if 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) 	moveq	#\bit,%d0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) 	andw	#7,%d0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) 	btst	%d0,fp_debugprint+((31-\bit)/8)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) 	btst	#\bit,fp_debugprint+((31-\bit)/8)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) 	jeq	.Lpskip\@
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) 	.endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) 	movestack	\nr,\arg1,\arg2,\arg3,\arg4,\arg5
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) 	pea	.Lpdata\@
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) 	jsr	printk
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) 	lea	((\nr+1)*4,%sp),%sp
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) .Lpskip\@:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) 	movem.l	(%sp)+,%d0/%d1/%a0/%a1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) .endm
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) .macro	printx	bit,fp
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) #ifdef FPU_EMU_DEBUG
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) 	movem.l	%d0/%a0,-(%sp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) 	lea	\fp,%a0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) #if 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) 	moveq	#'+',%d0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) 	tst.w	(%a0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) 	jeq	.Lx1\@
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) 	moveq	#'-',%d0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) .Lx1\@:	printf	\bit," %c",1,%d0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) 	move.l	(4,%a0),%d0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) 	bclr	#31,%d0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) 	jne	.Lx2\@
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) 	printf	\bit,"0."
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) 	jra	.Lx3\@
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295) .Lx2\@:	printf	\bit,"1."
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) .Lx3\@:	printf	\bit,"%08x%08x",2,%d0,%a0@(8)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) 	move.w	(2,%a0),%d0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) 	ext.l	%d0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) 	printf	\bit,"E%04x",1,%d0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) 	printf	\bit," %08x%08x%08x",3,%a0@,%a0@(4),%a0@(8)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) 	movem.l	(%sp)+,%d0/%a0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) .endm
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) .macro	debug	instr,args
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) #ifdef FPU_EMU_DEBUG
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) 	\instr	\args
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) .endm
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) #endif	/* __ASSEMBLY__ */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) #endif	/* _ASM_M68K_SETUP_H */