217 lines
4.9 KiB
C
217 lines
4.9 KiB
C
/* $NetBSD: profile.h,v 1.7 1996/11/13 22:21:01 cgd Exp $ */
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/*
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* Copyright (c) 1994, 1995, 1996 Carnegie-Mellon University.
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* All rights reserved.
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*
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* Author: Chris G. Demetriou
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*
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* Permission to use, copy, modify and distribute this software and
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* its documentation is hereby granted, provided that both the copyright
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* notice and this permission notice appear in all copies of the
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* software, derivative works or modified versions, and any portions
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* thereof, and that both notices appear in supporting documentation.
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*
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* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
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* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
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* FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
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*
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* Carnegie Mellon requests users of this software to return to
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*
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* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
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* School of Computer Science
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* Carnegie Mellon University
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* Pittsburgh PA 15213-3890
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*
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* any improvements or extensions that they make and grant Carnegie the
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* rights to redistribute these changes.
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*/
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#define _MCOUNT_DECL void mcount
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#if 0
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/*
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* XXX The definition of MCOUNT below is really the following code, run
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* XXX through cpp, since the inline assembly isn't preprocessed.
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*/
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#define OFFSET_AT 0
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#define OFFSET_V0 8
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#define OFFSET_T0 16
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#define OFFSET_T1 24
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#define OFFSET_T2 32
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#define OFFSET_T3 40
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#define OFFSET_T4 48
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#define OFFSET_T5 56
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#define OFFSET_T6 64
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#define OFFSET_T7 72
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#define OFFSET_S6 80
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#define OFFSET_A0 88
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#define OFFSET_A1 96
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#define OFFSET_A2 104
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#define OFFSET_A3 112
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#define OFFSET_A4 120
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#define OFFSET_A5 128
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#define OFFSET_T8 136
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#define OFFSET_T9 144
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#define OFFSET_T10 152
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#define OFFSET_T11 160
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#define OFFSET_RA 168
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#define OFFSET_T12 176
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#define OFFSET_GP 184
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#define FRAME_SIZE 192
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LEAF(_mcount,0) /* XXX */
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.set noat
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.set noreorder
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lda sp, -FRAME_SIZE(sp)
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stq at_reg, OFFSET_AT(sp)
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stq v0, OFFSET_V0(sp)
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stq t0, OFFSET_T0(sp)
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stq t1, OFFSET_T1(sp)
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stq t2, OFFSET_T2(sp)
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stq t3, OFFSET_T3(sp)
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stq t4, OFFSET_T4(sp)
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stq t5, OFFSET_T5(sp)
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stq t6, OFFSET_T6(sp)
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stq t7, OFFSET_T7(sp)
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stq s6, OFFSET_S6(sp) /* XXX because run _after_ prologue. */
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stq a0, OFFSET_A0(sp)
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stq a1, OFFSET_A1(sp)
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stq a2, OFFSET_A2(sp)
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stq a3, OFFSET_A3(sp)
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stq a4, OFFSET_A4(sp)
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stq a5, OFFSET_A5(sp)
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stq t8, OFFSET_T8(sp)
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stq t9, OFFSET_T9(sp)
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stq t10, OFFSET_T10(sp)
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stq t11, OFFSET_T11(sp)
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stq ra, OFFSET_RA(sp)
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stq t12, OFFSET_T12(sp)
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stq gp, OFFSET_GP(sp)
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br pv, LX99
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LX99: SETGP(pv)
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mov ra, a0
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mov at_reg, a1
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CALL(mcount)
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ldq v0, OFFSET_V0(sp)
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ldq t0, OFFSET_T0(sp)
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ldq t1, OFFSET_T1(sp)
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ldq t2, OFFSET_T2(sp)
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ldq t3, OFFSET_T3(sp)
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ldq t4, OFFSET_T4(sp)
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ldq t5, OFFSET_T5(sp)
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ldq t6, OFFSET_T6(sp)
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ldq t7, OFFSET_T7(sp)
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ldq s6, OFFSET_S6(sp) /* XXX because run _after_ prologue. */
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ldq a0, OFFSET_A0(sp)
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ldq a1, OFFSET_A1(sp)
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ldq a2, OFFSET_A2(sp)
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ldq a3, OFFSET_A3(sp)
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ldq a4, OFFSET_A4(sp)
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ldq a5, OFFSET_A5(sp)
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ldq t8, OFFSET_T8(sp)
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ldq t9, OFFSET_T9(sp)
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ldq t10, OFFSET_T10(sp)
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ldq t11, OFFSET_T11(sp)
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ldq ra, OFFSET_RA(sp)
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stq t12, OFFSET_T12(sp)
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ldq gp, OFFSET_GP(sp)
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ldq at_reg, OFFSET_AT(sp)
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lda sp, FRAME_SIZE(sp)
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ret zero, (at_reg), 1
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END(_mcount)
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#endif /* 0 */
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#define MCOUNT asm(" \
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.globl _mcount; \
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.ent _mcount 0; \
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_mcount:; \
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.frame $30,0,$26; \
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.set noat; \
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.set noreorder; \
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\
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lda $30, -192($30); \
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\
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stq $28, 0($30); \
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stq $0, 8($30); \
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stq $1, 16($30); \
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stq $2, 24($30); \
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stq $3, 32($30); \
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stq $4, 40($30); \
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stq $5, 48($30); \
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stq $6, 56($30); \
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stq $7, 64($30); \
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stq $8, 72($30); \
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stq $15, 80($30); \
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stq $16, 88($30); \
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stq $17, 96($30); \
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stq $18, 104($30); \
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stq $19, 112($30); \
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stq $20, 120($30); \
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stq $21, 128($30); \
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stq $22, 136($30); \
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stq $23, 144($30); \
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stq $24, 152($30); \
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stq $25, 160($30); \
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stq $26, 168($30); \
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stq $27, 176($30); \
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stq $29, 184($30); \
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\
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br $27, LX98; \
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LX98: ldgp $29,0($27); \
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mov $26, $16; \
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mov $28, $17; \
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jsr $26,mcount; \
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ldgp $29,0($26); \
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\
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ldq $0, 8($30); \
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ldq $1, 16($30); \
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ldq $2, 24($30); \
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ldq $3, 32($30); \
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ldq $4, 40($30); \
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ldq $5, 48($30); \
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ldq $6, 56($30); \
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ldq $7, 64($30); \
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ldq $8, 72($30); \
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ldq $15, 80($30); \
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ldq $16, 88($30); \
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ldq $17, 96($30); \
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ldq $18, 104($30); \
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ldq $19, 112($30); \
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ldq $20, 120($30); \
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ldq $21, 128($30); \
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ldq $22, 136($30); \
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ldq $23, 144($30); \
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ldq $24, 152($30); \
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ldq $25, 160($30); \
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ldq $25, 160($30); \
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ldq $26, 168($30); \
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ldq $27, 176($30); \
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ldq $29, 184($30); \
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\
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lda $30, 192($30); \
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ret $31, ($28), 1; \
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\
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.end _mcount");
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#ifdef _KERNEL
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/*
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* The following two macros do splhigh and splx respectively.
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* _alpha_pal_swpipl is a special version of alpha_pal_swpipl which
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* doesn't include profiling support.
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*
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* XXX These macros should probably use inline assembly.
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*/
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#define MCOUNT_ENTER \
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s = _alpha_pal_swpipl(ALPHA_PSL_IPL_HIGH)
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#define MCOUNT_EXIT \
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(void)_alpha_pal_swpipl(s);
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#endif
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