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comparison usr/src/cmd/sgs/librtld_db/demo/sparcv9/regs.c @ 12939:a27c46eb192b

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6972234 sgs demo's could use some cleanup
author Rod Evans <Rod.Evans@Sun.COM>
date Tue, 27 Jul 2010 22:49:34 -0700
parents usr/src/cmd/sgs/librtld_db/rdb_demo/sparcv9/regs.c@68f95e015346
children
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12938:599476a18982 12939:a27c46eb192b
1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21
22 /*
23 * Copyright (c) 1995, 2010, Oracle and/or its affiliates. All rights reserved.
24 */
25
26 #include <stdio.h>
27 #include <unistd.h>
28 #include <string.h>
29 #include <sys/param.h>
30
31 #include "rdb.h"
32
33 static void
34 disp_reg_line(struct ps_prochandle *ph, pstatus_t *prst, char *r1, int ind1,
35 char *r2, int ind2)
36 {
37 char str1[MAXPATHLEN], str2[MAXPATHLEN];
38
39 (void) strcpy(str1, print_address_ps(ph, prst->pr_lwp.pr_reg[ind1],
40 FLG_PAP_NOHEXNAME));
41
42 (void) strcpy(str2, print_address_ps(ph, prst->pr_lwp.pr_reg[ind2],
43 FLG_PAP_NOHEXNAME));
44
45 if (ph->pp_dmodel == PR_MODEL_LP64) {
46 /*
47 * In 64-bits, the display gets too wide when
48 * you have both a 64-bit address and a symbol
49 * name, e.g. _GLOBAL_OFFSET_TABLE; therefore,
50 * each is put on a separate line. This isn't
51 * as convenient as the 32-bit display.
52 */
53 (void) printf("%8s: 0x%08lx %-16s\n", r1,
54 prst->pr_lwp.pr_reg[ind1], str1);
55 (void) printf("%8s: 0x%08lx %-16s\n", r2,
56 prst->pr_lwp.pr_reg[ind2], str2);
57 } else
58 (void) printf("%8s: 0x%08lx %-16s %8s: 0x%08lx %-16s\n", r1,
59 prst->pr_lwp.pr_reg[ind1], str1, r2,
60 prst->pr_lwp.pr_reg[ind2], str2);
61 }
62
63 void
64 display_local_regs(struct ps_prochandle *ph, pstatus_t *prst)
65 {
66 pstatus_t pstatus;
67
68 if (prst == NULL) {
69 if (pread(ph->pp_statusfd, &pstatus, sizeof (pstatus),
70 0) == -1) {
71 perror("dar: reading status");
72 return;
73 }
74 prst = &pstatus;
75 }
76 (void) printf("locals:\n");
77 disp_reg_line(ph, prst, "l0", R_L0, "l4", R_L4);
78 disp_reg_line(ph, prst, "l1", R_L1, "l5", R_L5);
79 disp_reg_line(ph, prst, "l2", R_L2, "l6", R_L6);
80 disp_reg_line(ph, prst, "l3", R_L3, "l7", R_L7);
81 }
82
83 void
84 display_out_regs(struct ps_prochandle *ph, pstatus_t *prst)
85 {
86 pstatus_t pstatus;
87
88 if (prst == NULL) {
89 if (pread(ph->pp_statusfd, &pstatus, sizeof (pstatus),
90 0) == -1) {
91 perror("dar: reading status");
92 return;
93 }
94 prst = &pstatus;
95 }
96 (void) printf("outs:\n");
97 disp_reg_line(ph, prst, "o0", R_O0, "o4", R_O4);
98 disp_reg_line(ph, prst, "o1", R_O1, "o5", R_O5);
99 disp_reg_line(ph, prst, "o2", R_O2, "o6(sp)", R_O6);
100 disp_reg_line(ph, prst, "o3", R_O3, "o7", R_O7);
101 }
102
103 void
104 display_special_regs(struct ps_prochandle *ph, pstatus_t *prst)
105 {
106 pstatus_t pstatus;
107
108 if (prst == NULL) {
109 if (pread(ph->pp_statusfd, &pstatus, sizeof (pstatus),
110 0) == -1) {
111 perror("dar: reading status");
112 return;
113 }
114 prst = &pstatus;
115 }
116 (void) printf("specials:\n");
117 if (ph->pp_dmodel == PR_MODEL_LP64) {
118 disp_reg_line(ph, prst, "ccr", R_CCR, "pc", R_PC);
119 disp_reg_line(ph, prst, "npc", R_nPC, "Y", R_Y);
120 disp_reg_line(ph, prst, "asi", R_ASI, "FPRS", R_FPRS);
121 } else {
122 disp_reg_line(ph, prst, "psr", R_PSR, "pc", R_PC);
123 disp_reg_line(ph, prst, "npc", R_nPC, "Y", R_Y);
124 disp_reg_line(ph, prst, "wim", R_WIM, "TBR", R_TBR);
125 }
126 }
127
128 void
129 display_global_regs(struct ps_prochandle *ph, pstatus_t *prst)
130 {
131 pstatus_t pstatus;
132
133 if (prst == NULL) {
134 if (pread(ph->pp_statusfd, &pstatus, sizeof (pstatus),
135 0) == -1) {
136 perror("dar: reading status");
137 return;
138 }
139 prst = &pstatus;
140 }
141 (void) printf("globals:\n");
142 disp_reg_line(ph, prst, "g0", R_G0, "g4", R_G4);
143 disp_reg_line(ph, prst, "g1", R_G1, "g5", R_G5);
144 disp_reg_line(ph, prst, "g2", R_G2, "g6", R_G6);
145 disp_reg_line(ph, prst, "g3", R_G3, "g7", R_G7);
146 }
147
148 void
149 display_in_regs(struct ps_prochandle *ph, pstatus_t *prst)
150 {
151 pstatus_t pstatus;
152
153 if (prst == NULL) {
154 if (pread(ph->pp_statusfd, &pstatus, sizeof (pstatus),
155 0) == -1) {
156 perror("dar: reading status");
157 return;
158 }
159 prst = &pstatus;
160 }
161 (void) printf("ins:\n");
162 disp_reg_line(ph, prst, "i0", R_I0, "i4", R_I4);
163 disp_reg_line(ph, prst, "i1", R_I1, "i5", R_I5);
164 disp_reg_line(ph, prst, "i2", R_I2, "i6(fp)", R_I6);
165 disp_reg_line(ph, prst, "i3", R_I3, "i7", R_I7);
166
167 }
168
169 retc_t
170 display_all_regs(struct ps_prochandle *ph)
171 {
172 pstatus_t pstatus;
173
174 if (pread(ph->pp_statusfd, &pstatus, sizeof (pstatus),
175 0) == -1) {
176 perror("dar: reading status");
177 return (RET_FAILED);
178 }
179 display_global_regs(ph, &pstatus);
180 display_in_regs(ph, &pstatus);
181 display_local_regs(ph, &pstatus);
182 display_out_regs(ph, &pstatus);
183 display_special_regs(ph, &pstatus);
184
185 return (RET_OK);
186 }