[src/trunk]: src/sys/arch Introduce PTRACE_REG_FP() a helper macro to retriev...

To: source-changes-hg%NetBSD.org@localhost
Subject: [src/trunk]: src/sys/arch Introduce PTRACE_REG_FP() a helper macro to retriev...
From: kamil <kamil%NetBSD.org@localhost>
Date: Tue, 18 Jun 2019 23:33:25 +0000
details:   https://anonhg.NetBSD.org/src/rev/8f541dc86165
branches:  trunk
changeset: 452116:8f541dc86165
user:      kamil <kamil%NetBSD.org@localhost>
date:      Tue Jun 18 21:18:11 2019 +0000

description:
Introduce PTRACE_REG_FP() a helper macro to retrieve the frame pointer

The macro is dummy for ia64 (the FP register is unknown and can change
freely) and sparc/sparc64 (not stored in struct reg).

diffstat:

 sys/arch/aarch64/include/ptrace.h |  3 ++-
 sys/arch/alpha/include/ptrace.h   |  3 ++-
 sys/arch/amd64/include/ptrace.h   |  3 ++-
 sys/arch/arm/include/ptrace.h     |  3 ++-
 sys/arch/hppa/include/ptrace.h    |  3 ++-
 sys/arch/i386/include/ptrace.h    |  3 ++-
 sys/arch/ia64/include/ptrace.h    |  3 ++-
 sys/arch/m68k/include/ptrace.h    |  3 ++-
 sys/arch/mips/include/ptrace.h    |  3 ++-
 sys/arch/or1k/include/ptrace.h    |  5 +++--
 sys/arch/powerpc/include/ptrace.h |  3 ++-
 sys/arch/riscv/include/ptrace.h   |  3 ++-
 sys/arch/sh3/include/ptrace.h     |  3 ++-
 sys/arch/sparc/include/ptrace.h   |  3 ++-
 sys/arch/vax/include/ptrace.h     |  3 ++-
 15 files changed, 31 insertions(+), 16 deletions(-)

diffs (257 lines):

diff -r eb73a243c2dd -r 8f541dc86165 sys/arch/aarch64/include/ptrace.h
--- a/sys/arch/aarch64/include/ptrace.h Tue Jun 18 21:14:26 2019 +0000
+++ b/sys/arch/aarch64/include/ptrace.h Tue Jun 18 21:18:11 2019 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: ptrace.h,v 1.8 2018/12/13 10:44:25 ryo Exp $ */
+/* $NetBSD: ptrace.h,v 1.9 2019/06/18 21:18:11 kamil Exp $ */
 
 /*-
  * Copyright (c) 2014 The NetBSD Foundation, Inc.
@@ -57,6 +57,7 @@
 
 #include <machine/reg.h>
 #define PTRACE_REG_PC(r)       (r)->r_pc
+#define PTRACE_REG_FP(r)       (r)->r_reg[29]
 #define PTRACE_REG_SET_PC(r, v)        (r)->r_pc = (v)
 #define PTRACE_REG_SP(r)       (r)->r_sp
 #define PTRACE_REG_INTRV(r)    (r)->r_reg[0]
diff -r eb73a243c2dd -r 8f541dc86165 sys/arch/alpha/include/ptrace.h
--- a/sys/arch/alpha/include/ptrace.h   Tue Jun 18 21:14:26 2019 +0000
+++ b/sys/arch/alpha/include/ptrace.h   Tue Jun 18 21:18:11 2019 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: ptrace.h,v 1.9 2017/04/12 18:17:59 kamil Exp $ */
+/* $NetBSD: ptrace.h,v 1.10 2019/06/18 21:18:11 kamil Exp $ */
 
 /*
  * Copyright (c) 1994 Christopher G. Demetriou
@@ -48,6 +48,7 @@
 #include <machine/reg.h>
 
 #define PTRACE_REG_PC(r)       (r)->r_regs[R_ZERO]
+#define PTRACE_REG_FP(r)       (r)->r_regs[R_S6]
 #define PTRACE_REG_SET_PC(r, v)        (r)->r_regs[R_ZERO] = (v)
 #define PTRACE_REG_SP(r)       (r)->r_regs[R_SP]
 #define PTRACE_REG_INTRV(r)    (r)->r_regs[R_V0]
diff -r eb73a243c2dd -r 8f541dc86165 sys/arch/amd64/include/ptrace.h
--- a/sys/arch/amd64/include/ptrace.h   Tue Jun 18 21:14:26 2019 +0000
+++ b/sys/arch/amd64/include/ptrace.h   Tue Jun 18 21:18:11 2019 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: ptrace.h,v 1.14 2019/06/04 16:29:53 mgorny Exp $       */
+/*     $NetBSD: ptrace.h,v 1.15 2019/06/18 21:18:11 kamil Exp $        */
 
 /*
  * Copyright (c) 1993 Christopher G. Demetriou
@@ -59,6 +59,7 @@
 
 #include <machine/reg.h>
 #define PTRACE_REG_PC(r)       (r)->regs[_REG_RIP]
+#define PTRACE_REG_FP(r)       (r)->regs[_REG_RBP]
 #define PTRACE_REG_SET_PC(r, v)        (r)->regs[_REG_RIP] = (v)
 #define PTRACE_REG_SP(r)       (r)->regs[_REG_RSP]
 #define PTRACE_REG_INTRV(r)    (r)->regs[_REG_RAX]
diff -r eb73a243c2dd -r 8f541dc86165 sys/arch/arm/include/ptrace.h
--- a/sys/arch/arm/include/ptrace.h     Tue Jun 18 21:14:26 2019 +0000
+++ b/sys/arch/arm/include/ptrace.h     Tue Jun 18 21:18:11 2019 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: ptrace.h,v 1.14 2019/06/18 15:21:19 skrll Exp $        */
+/*     $NetBSD: ptrace.h,v 1.15 2019/06/18 21:18:12 kamil Exp $        */
 
 /*
  * Copyright (c) 1995 Frank Lancaster
@@ -60,6 +60,7 @@
 
 #include <machine/reg.h>
 #define PTRACE_REG_PC(_r)              (_r)->r_pc
+#define PTRACE_REG_FP(_r)              (_r)->r[11]
 #define PTRACE_REG_SET_PC(_r, _v)      (_r)->r_pc = (_v)
 #define PTRACE_REG_SP(_r)              (_r)->r_sp
 #define PTRACE_REG_INTRV(_r)           (_r)->r[0]
diff -r eb73a243c2dd -r 8f541dc86165 sys/arch/hppa/include/ptrace.h
--- a/sys/arch/hppa/include/ptrace.h    Tue Jun 18 21:14:26 2019 +0000
+++ b/sys/arch/hppa/include/ptrace.h    Tue Jun 18 21:18:11 2019 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: ptrace.h,v 1.8 2017/04/12 18:17:59 kamil Exp $ */
+/*     $NetBSD: ptrace.h,v 1.9 2019/06/18 21:18:12 kamil Exp $ */
 
 /*     $OpenBSD: ptrace.h,v 1.2 1998/12/01 03:05:44 mickey Exp $       */
 
@@ -50,6 +50,7 @@
 
 #include <machine/reg.h>
 #define PTRACE_REG_PC(r)       (r)->r_pcoqh
+#define PTRACE_REG_FP(r)       (r)->r_regs[3]
 #define PTRACE_REG_SET_PC(r, v)        do {    \
        (r)->r_pcoqh = (v);             \
        (r)->r_pcoqt = (v) + 4;         \
diff -r eb73a243c2dd -r 8f541dc86165 sys/arch/i386/include/ptrace.h
--- a/sys/arch/i386/include/ptrace.h    Tue Jun 18 21:14:26 2019 +0000
+++ b/sys/arch/i386/include/ptrace.h    Tue Jun 18 21:18:11 2019 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: ptrace.h,v 1.21 2019/06/17 14:31:51 kamil Exp $        */
+/*     $NetBSD: ptrace.h,v 1.22 2019/06/18 21:18:12 kamil Exp $        */
 
 /*
  * Copyright (c) 2001 Wasabi Systems, Inc.
@@ -107,6 +107,7 @@
 
 #include <machine/reg.h>
 #define PTRACE_REG_PC(r)       (r)->r_eip
+#define PTRACE_REG_FP(r)       (r)->r_ebp
 #define PTRACE_REG_SET_PC(r, v)        (r)->r_eip = (v)
 #define PTRACE_REG_SP(r)       (r)->r_esp
 #define PTRACE_REG_INTRV(r)    (r)->r_eax
diff -r eb73a243c2dd -r 8f541dc86165 sys/arch/ia64/include/ptrace.h
--- a/sys/arch/ia64/include/ptrace.h    Tue Jun 18 21:14:26 2019 +0000
+++ b/sys/arch/ia64/include/ptrace.h    Tue Jun 18 21:18:11 2019 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: ptrace.h,v 1.4 2017/04/08 00:25:49 kamil Exp $ */
+/*     $NetBSD: ptrace.h,v 1.5 2019/06/18 21:18:12 kamil Exp $ */
 
 /*
  * Copyright (c) 1994 Christopher G. Demetriou
@@ -52,6 +52,7 @@
 
 #include <machine/reg.h>
 #define PTRACE_REG_PC(r)       (r)->r_special.iip
+#define PTRACE_REG_FP(r)       0 /* Not supported in target */
 #define PTRACE_REG_SET_PC(r, v)        (r)->r_special.iip = (v)
 #define PTRACE_REG_SP(r)       (r)->r_special.sp
 #ifdef notyet
diff -r eb73a243c2dd -r 8f541dc86165 sys/arch/m68k/include/ptrace.h
--- a/sys/arch/m68k/include/ptrace.h    Tue Jun 18 21:14:26 2019 +0000
+++ b/sys/arch/m68k/include/ptrace.h    Tue Jun 18 21:18:11 2019 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: ptrace.h,v 1.12 2017/04/12 18:18:00 kamil Exp $        */
+/*     $NetBSD: ptrace.h,v 1.13 2019/06/18 21:18:12 kamil Exp $        */
 
 /*
  * Copyright (c) 1993 Christopher G. Demetriou
@@ -54,6 +54,7 @@
 
 #include <machine/reg.h>
 #define PTRACE_REG_PC(r)       (r)->r_pc
+#define PTRACE_REG_FP(r)       (r)->r_regs[14]
 #define PTRACE_REG_SET_PC(r, v)        (r)->r_pc = (v)
 #define PTRACE_REG_SP(r)       (r)->r_regs[15]
 #define PTRACE_REG_INTRV(r)    (r)->r_regs[0]
diff -r eb73a243c2dd -r 8f541dc86165 sys/arch/mips/include/ptrace.h
--- a/sys/arch/mips/include/ptrace.h    Tue Jun 18 21:14:26 2019 +0000
+++ b/sys/arch/mips/include/ptrace.h    Tue Jun 18 21:18:11 2019 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: ptrace.h,v 1.16 2017/04/12 18:18:00 kamil Exp $        */
+/*     $NetBSD: ptrace.h,v 1.17 2019/06/18 21:18:12 kamil Exp $        */
 
 /*
  * Copyright (c) 1992, 1993
@@ -62,6 +62,7 @@
 
 #include <machine/reg.h>
 #define PTRACE_REG_PC(r)       (r)->r_regs[35]
+#define PTRACE_REG_FP(r)       (r)->r_regs[30]
 #define PTRACE_REG_SET_PC(r, v)        (r)->r_regs[35] = (v)
 #define PTRACE_REG_SP(r)       (r)->r_regs[29]
 #define PTRACE_REG_INTRV(r)    (r)->r_regs[2]
diff -r eb73a243c2dd -r 8f541dc86165 sys/arch/or1k/include/ptrace.h
--- a/sys/arch/or1k/include/ptrace.h    Tue Jun 18 21:14:26 2019 +0000
+++ b/sys/arch/or1k/include/ptrace.h    Tue Jun 18 21:18:11 2019 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: ptrace.h,v 1.2 2015/09/15 15:49:03 christos Exp $ */
+/* $NetBSD: ptrace.h,v 1.3 2019/06/18 21:18:12 kamil Exp $ */
 
 /*-
  * Copyright (c) 2014 The NetBSD Foundation, Inc.
@@ -44,7 +44,8 @@
        "PT_SETREGS"
 
 #include <machine/reg.h>
-#define PTRACE_REG_PC(r)       (r)->r_reg[31]  // XXX:!?!
+#define PTRACE_REG_PC(r)       (r)->r_reg[31]
+#define PTRACE_REG_FP(r)       (r)->r_reg[1]
 #define PTRACE_REG_SET_PC(r, v)        (r)->r_reg[31] = (v)
 #define PTRACE_REG_SP(r)       (r)->r_reg[11]
 #define PTRACE_REG_INTRV(r)    (r)->r_reg[0]
diff -r eb73a243c2dd -r 8f541dc86165 sys/arch/powerpc/include/ptrace.h
--- a/sys/arch/powerpc/include/ptrace.h Tue Jun 18 21:14:26 2019 +0000
+++ b/sys/arch/powerpc/include/ptrace.h Tue Jun 18 21:18:11 2019 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: ptrace.h,v 1.13 2017/04/08 00:25:49 kamil Exp $        */
+/*     $NetBSD: ptrace.h,v 1.14 2019/06/18 21:18:12 kamil Exp $        */
 
 #ifndef _POWERPC_PTRACE_H
 #define        _POWERPC_PTRACE_H
@@ -22,6 +22,7 @@
 
 #include <machine/reg.h>
 #define PTRACE_REG_PC(r)       (r)->pc
+#define PTRACE_REG_FP(r)       (r)->fixreg[31]
 #define PTRACE_REG_SET_PC(r, v)        (r)->pc = (v)
 #define PTRACE_REG_SP(r)       (r)->fixreg[1]
 #define PTRACE_REG_INTRV(r)    (r)->fixreg[3]
diff -r eb73a243c2dd -r 8f541dc86165 sys/arch/riscv/include/ptrace.h
--- a/sys/arch/riscv/include/ptrace.h   Tue Jun 18 21:14:26 2019 +0000
+++ b/sys/arch/riscv/include/ptrace.h   Tue Jun 18 21:18:11 2019 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: ptrace.h,v 1.2 2015/09/15 15:49:03 christos Exp $ */
+/* $NetBSD: ptrace.h,v 1.3 2019/06/18 21:18:12 kamil Exp $ */
 
 /*-
  * Copyright (c) 2014 The NetBSD Foundation, Inc.
@@ -49,6 +49,7 @@
 
 #include <machine/reg.h>
 #define PTRACE_REG_PC(r)       (r)->r_pc
+#define PTRACE_REG_FP(r)       (r)->r_reg[7]
 #define PTRACE_REG_SET_PC(r, v)        (r)->r_pc = (v)
 #define PTRACE_REG_SP(r)       (r)->r_reg[1]
 #define PTRACE_REG_INTRV(r)    (r)->r_reg[9]
diff -r eb73a243c2dd -r 8f541dc86165 sys/arch/sh3/include/ptrace.h
--- a/sys/arch/sh3/include/ptrace.h     Tue Jun 18 21:14:26 2019 +0000
+++ b/sys/arch/sh3/include/ptrace.h     Tue Jun 18 21:18:11 2019 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: ptrace.h,v 1.14 2017/04/12 18:18:00 kamil Exp $        */
+/*     $NetBSD: ptrace.h,v 1.15 2019/06/18 21:18:13 kamil Exp $        */
 
 /*
  * Copyright (c) 1993 Christopher G. Demetriou
@@ -67,6 +67,7 @@
 
 #include <machine/reg.h>
 #define PTRACE_REG_PC(r)       r->r_spc
+#define PTRACE_REG_FP(r)       r->r_r14
 #define PTRACE_REG_SET_PC(r, v)        r->r_spc = (v)
 #define PTRACE_REG_SP(r)       r->r_r15
 #define PTRACE_REG_INTV(r)     r->r_r0
diff -r eb73a243c2dd -r 8f541dc86165 sys/arch/sparc/include/ptrace.h
--- a/sys/arch/sparc/include/ptrace.h   Tue Jun 18 21:14:26 2019 +0000
+++ b/sys/arch/sparc/include/ptrace.h   Tue Jun 18 21:18:11 2019 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: ptrace.h,v 1.13 2019/04/17 15:42:02 martin Exp $ */
+/*     $NetBSD: ptrace.h,v 1.14 2019/06/18 21:18:13 kamil Exp $ */
 
 /*
  * Copyright (c) 1992, 1993
@@ -56,6 +56,7 @@
 
 #include <machine/reg.h>
 #define PTRACE_REG_PC(r)       ((register_t)(r)->r_pc)
+#define PTRACE_REG_FP(r)       0 /* not stored in struct reg */
 #define PTRACE_REG_SET_PC(r, v)        do {    \
        (r)->r_pc = (v);                \
        (r)->r_npc = (v) + 4;           \
diff -r eb73a243c2dd -r 8f541dc86165 sys/arch/vax/include/ptrace.h
--- a/sys/arch/vax/include/ptrace.h     Tue Jun 18 21:14:26 2019 +0000
+++ b/sys/arch/vax/include/ptrace.h     Tue Jun 18 21:18:11 2019 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: ptrace.h,v 1.10 2017/05/22 17:12:11 ragge Exp $        */
+/*     $NetBSD: ptrace.h,v 1.11 2019/06/18 21:18:13 kamil Exp $        */
 
 /*
  * Copyright (c) 1994 Ludd, University of Lule}, Sweden.
@@ -44,6 +44,7 @@
 #include <machine/reg.h>
 
 #define PTRACE_REG_PC(r)       (r)->pc
+#define PTRACE_REG_FP(r)       (r)->fp
 #define PTRACE_REG_SET_PC(r, v)        (r)->pc = (v)
 #define PTRACE_REG_SP(r)       (r)->sp
 #define PTRACE_REG_INTRV(r)    (r)->r0
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