From 0cea061bf62f3092d857bc503b96e77f55134a39 Mon Sep 17 00:00:00 2001 From: Khem Raj Date: Sat, 30 Apr 2016 18:41:57 -0700 Subject: gdb: Upgrade to 7.11 Signed-off-by: Khem Raj Signed-off-by: Richard Purdie --- meta/recipes-devtools/gdb/gdb-7.10.1.inc | 9 - meta/recipes-devtools/gdb/gdb-7.11.inc | 9 + meta/recipes-devtools/gdb/gdb-common.inc | 20 +- .../gdb/gdb-cross-canadian_7.10.1.bb | 3 - .../gdb/gdb-cross-canadian_7.11.bb | 3 + meta/recipes-devtools/gdb/gdb-cross_7.10.1.bb | 4 - meta/recipes-devtools/gdb/gdb-cross_7.11.bb | 2 + meta/recipes-devtools/gdb/gdb.inc | 10 - ...0001-Use-exported-definitions-of-SIGRTMIN.patch | 54 -- .../gdb/0001-include-sys-types.h-for-mode_t.patch | 10 +- ...0001-make-man-install-relative-to-DESTDIR.patch | 28 - ...s-linux-nat-Define-_ABIO32-if-not-defined.patch | 37 - ...Define-pt_regs-uapi_pt_regs-on-GLIBC-syst.patch | 52 -- .../gdb/gdb/0001-use-asm-sgidefs.h.patch | 35 - .../gdb/gdb/0002-Change-order-of-CFLAGS.patch | 34 - ...0002-make-man-install-relative-to-DESTDIR.patch | 28 + ...d-support-for-Renesas-SH-sh4-architecture.patch | 921 --------------------- ...s-linux-nat-Define-_ABIO32-if-not-defined.patch | 37 + ...Define-pt_regs-uapi_pt_regs-on-GLIBC-syst.patch | 53 ++ ...d-support-for-Renesas-SH-sh4-architecture.patch | 921 +++++++++++++++++++++ ...e-libreadline.a-when-using-disable-static.patch | 50 ++ .../gdb/gdb/0007-use-asm-sgidefs.h.patch | 36 + .../0008-Use-exorted-definitions-of-SIGRTMIN.patch | 50 ++ .../gdb/gdb/0009-Change-order-of-CFLAGS.patch | 34 + .../0010-resolve-restrict-keyword-conflict.patch | 48 ++ .../gdb/gdb/force-readline-static.patch | 37 - meta/recipes-devtools/gdb/gdb_7.10.1.bb | 20 - meta/recipes-devtools/gdb/gdb_7.11.bb | 21 + 28 files changed, 1313 insertions(+), 1253 deletions(-) delete mode 100644 meta/recipes-devtools/gdb/gdb-7.10.1.inc create mode 100644 meta/recipes-devtools/gdb/gdb-7.11.inc delete mode 100644 meta/recipes-devtools/gdb/gdb-cross-canadian_7.10.1.bb create mode 100644 meta/recipes-devtools/gdb/gdb-cross-canadian_7.11.bb delete mode 100644 meta/recipes-devtools/gdb/gdb-cross_7.10.1.bb create mode 100644 meta/recipes-devtools/gdb/gdb-cross_7.11.bb delete mode 100644 meta/recipes-devtools/gdb/gdb/0001-Use-exported-definitions-of-SIGRTMIN.patch delete mode 100644 meta/recipes-devtools/gdb/gdb/0001-make-man-install-relative-to-DESTDIR.patch delete mode 100644 meta/recipes-devtools/gdb/gdb/0001-mips-linux-nat-Define-_ABIO32-if-not-defined.patch delete mode 100644 meta/recipes-devtools/gdb/gdb/0001-ppc-ptrace-Define-pt_regs-uapi_pt_regs-on-GLIBC-syst.patch delete mode 100644 meta/recipes-devtools/gdb/gdb/0001-use-asm-sgidefs.h.patch delete mode 100644 meta/recipes-devtools/gdb/gdb/0002-Change-order-of-CFLAGS.patch create mode 100644 meta/recipes-devtools/gdb/gdb/0002-make-man-install-relative-to-DESTDIR.patch delete mode 100644 meta/recipes-devtools/gdb/gdb/0003-Add-support-for-Renesas-SH-sh4-architecture.patch create mode 100644 meta/recipes-devtools/gdb/gdb/0003-mips-linux-nat-Define-_ABIO32-if-not-defined.patch create mode 100644 meta/recipes-devtools/gdb/gdb/0004-ppc-ptrace-Define-pt_regs-uapi_pt_regs-on-GLIBC-syst.patch create mode 100644 meta/recipes-devtools/gdb/gdb/0005-Add-support-for-Renesas-SH-sh4-architecture.patch create mode 100644 meta/recipes-devtools/gdb/gdb/0006-Dont-disable-libreadline.a-when-using-disable-static.patch create mode 100644 meta/recipes-devtools/gdb/gdb/0007-use-asm-sgidefs.h.patch create mode 100644 meta/recipes-devtools/gdb/gdb/0008-Use-exorted-definitions-of-SIGRTMIN.patch create mode 100644 meta/recipes-devtools/gdb/gdb/0009-Change-order-of-CFLAGS.patch create mode 100644 meta/recipes-devtools/gdb/gdb/0010-resolve-restrict-keyword-conflict.patch delete mode 100644 meta/recipes-devtools/gdb/gdb/force-readline-static.patch delete mode 100644 meta/recipes-devtools/gdb/gdb_7.10.1.bb create mode 100644 meta/recipes-devtools/gdb/gdb_7.11.bb diff --git a/meta/recipes-devtools/gdb/gdb-7.10.1.inc b/meta/recipes-devtools/gdb/gdb-7.10.1.inc deleted file mode 100644 index a9267d5548..0000000000 --- a/meta/recipes-devtools/gdb/gdb-7.10.1.inc +++ /dev/null @@ -1,9 +0,0 @@ -LICENSE = "GPLv2 & GPLv3 & LGPLv2 & LGPLv3" -LIC_FILES_CHKSUM = "file://COPYING;md5=59530bdf33659b29e73d4adb9f9f6552 \ - file://COPYING3;md5=d32239bcb673463ab874e80d47fae504 \ - file://COPYING3.LIB;md5=6a6a8e020838b23406c81b19c1d46df6 \ - file://COPYING.LIB;md5=9f604d8a4f8e74f4f5140845a21b6674" - -SRC_URI[md5sum] = "b93a2721393e5fa226375b42d567d90b" -SRC_URI[sha256sum] = "ff14f8050e6484508c73cbfa63731e57901478490ca1672dc0b5e2b03f6af622" - diff --git a/meta/recipes-devtools/gdb/gdb-7.11.inc b/meta/recipes-devtools/gdb/gdb-7.11.inc new file mode 100644 index 0000000000..a9267d5548 --- /dev/null +++ b/meta/recipes-devtools/gdb/gdb-7.11.inc @@ -0,0 +1,9 @@ +LICENSE = "GPLv2 & GPLv3 & LGPLv2 & LGPLv3" +LIC_FILES_CHKSUM = "file://COPYING;md5=59530bdf33659b29e73d4adb9f9f6552 \ + file://COPYING3;md5=d32239bcb673463ab874e80d47fae504 \ + file://COPYING3.LIB;md5=6a6a8e020838b23406c81b19c1d46df6 \ + file://COPYING.LIB;md5=9f604d8a4f8e74f4f5140845a21b6674" + +SRC_URI[md5sum] = "b93a2721393e5fa226375b42d567d90b" +SRC_URI[sha256sum] = "ff14f8050e6484508c73cbfa63731e57901478490ca1672dc0b5e2b03f6af622" + diff --git a/meta/recipes-devtools/gdb/gdb-common.inc b/meta/recipes-devtools/gdb/gdb-common.inc index 3260dbd723..1d1cf8fed3 100644 --- a/meta/recipes-devtools/gdb/gdb-common.inc +++ b/meta/recipes-devtools/gdb/gdb-common.inc @@ -16,8 +16,6 @@ LTTNGUST_mips64eln32 = "" LTTNGUST_sh4 = "" LTTNGUST_libc-musl = "" -INC_PR = "r0" - LIC_FILES_CHKSUM = "file://COPYING;md5=59530bdf33659b29e73d4adb9f9f6552 \ file://COPYING.LIB;md5=9f604d8a4f8e74f4f5140845a21b6674 \ file://COPYING3;md5=d32239bcb673463ab874e80d47fae504 \ @@ -25,8 +23,22 @@ LIC_FILES_CHKSUM = "file://COPYING;md5=59530bdf33659b29e73d4adb9f9f6552 \ inherit autotools texinfo -SRC_URI = "${GNU_MIRROR}/gdb/gdb-${PV}.tar.gz \ - " +SRCREV = "1a982b689ce4e20523bdf69e47fdd574c4f63934" + +SRC_URI = "git://sourceware.org/git/binutils-gdb.git;branch=gdb-7.11-branch \ + file://0001-include-sys-types.h-for-mode_t.patch \ + file://0002-make-man-install-relative-to-DESTDIR.patch \ + file://0003-mips-linux-nat-Define-_ABIO32-if-not-defined.patch \ + file://0004-ppc-ptrace-Define-pt_regs-uapi_pt_regs-on-GLIBC-syst.patch \ + file://0005-Add-support-for-Renesas-SH-sh4-architecture.patch \ + file://0006-Dont-disable-libreadline.a-when-using-disable-static.patch \ + file://0007-use-asm-sgidefs.h.patch \ + file://0008-Use-exorted-definitions-of-SIGRTMIN.patch \ + file://0009-Change-order-of-CFLAGS.patch \ + file://0010-resolve-restrict-keyword-conflict.patch \ +" + +S = "${WORKDIR}/git" B = "${WORKDIR}/build-${TARGET_SYS}" diff --git a/meta/recipes-devtools/gdb/gdb-cross-canadian_7.10.1.bb b/meta/recipes-devtools/gdb/gdb-cross-canadian_7.10.1.bb deleted file mode 100644 index 301035940c..0000000000 --- a/meta/recipes-devtools/gdb/gdb-cross-canadian_7.10.1.bb +++ /dev/null @@ -1,3 +0,0 @@ -require gdb-common.inc -require gdb-cross-canadian.inc -require gdb-${PV}.inc diff --git a/meta/recipes-devtools/gdb/gdb-cross-canadian_7.11.bb b/meta/recipes-devtools/gdb/gdb-cross-canadian_7.11.bb new file mode 100644 index 0000000000..301035940c --- /dev/null +++ b/meta/recipes-devtools/gdb/gdb-cross-canadian_7.11.bb @@ -0,0 +1,3 @@ +require gdb-common.inc +require gdb-cross-canadian.inc +require gdb-${PV}.inc diff --git a/meta/recipes-devtools/gdb/gdb-cross_7.10.1.bb b/meta/recipes-devtools/gdb/gdb-cross_7.10.1.bb deleted file mode 100644 index 3a95cfb035..0000000000 --- a/meta/recipes-devtools/gdb/gdb-cross_7.10.1.bb +++ /dev/null @@ -1,4 +0,0 @@ -require gdb-cross.inc -require gdb-${PV}.inc - -SRC_URI += "file://0001-make-man-install-relative-to-DESTDIR.patch" diff --git a/meta/recipes-devtools/gdb/gdb-cross_7.11.bb b/meta/recipes-devtools/gdb/gdb-cross_7.11.bb new file mode 100644 index 0000000000..50cf159fdb --- /dev/null +++ b/meta/recipes-devtools/gdb/gdb-cross_7.11.bb @@ -0,0 +1,2 @@ +require gdb-cross.inc +require gdb-${PV}.inc diff --git a/meta/recipes-devtools/gdb/gdb.inc b/meta/recipes-devtools/gdb/gdb.inc index 5a2067e04c..52119a0aaa 100644 --- a/meta/recipes-devtools/gdb/gdb.inc +++ b/meta/recipes-devtools/gdb/gdb.inc @@ -2,16 +2,6 @@ require gdb-common.inc inherit gettext -SRC_URI = "${GNU_MIRROR}/gdb/gdb-${PV}.tar.gz \ - file://0002-Change-order-of-CFLAGS.patch \ - file://0003-Add-support-for-Renesas-SH-sh4-architecture.patch \ - file://0001-Use-exported-definitions-of-SIGRTMIN.patch \ - file://0001-include-sys-types.h-for-mode_t.patch \ - file://0001-use-asm-sgidefs.h.patch \ - file://force-readline-static.patch \ - file://0001-mips-linux-nat-Define-_ABIO32-if-not-defined.patch \ - file://0001-ppc-ptrace-Define-pt_regs-uapi_pt_regs-on-GLIBC-syst.patch \ - " #LDFLAGS_append = " -s" #export CFLAGS_append=" -L${STAGING_LIBDIR}" diff --git a/meta/recipes-devtools/gdb/gdb/0001-Use-exported-definitions-of-SIGRTMIN.patch b/meta/recipes-devtools/gdb/gdb/0001-Use-exported-definitions-of-SIGRTMIN.patch deleted file mode 100644 index 5f0c096939..0000000000 --- a/meta/recipes-devtools/gdb/gdb/0001-Use-exported-definitions-of-SIGRTMIN.patch +++ /dev/null @@ -1,54 +0,0 @@ -From 2f97e89e9e4e5797d0d973e1d05c1f44c46b4912 Mon Sep 17 00:00:00 2001 -From: Khem Raj -Date: Fri, 5 Jun 2015 20:21:38 -0700 -Subject: [PATCH] Use exorted definitions of SIGRTMIN - -Define W_STOPCODE if not defined already - -__SIGRTMIN is internal to glibc and other libcs e.g. musl -may not provide them - -Fixes -https://sourceware.org/bugzilla/show_bug.cgi?id=13012 - -Signed-off-by: Khem Raj ---- -Upstream-Status: Submitted - - gdb/linux-nat.c | 4 ++-- - gdb/nat/linux-nat.h | 4 ++++ - 2 files changed, 6 insertions(+), 2 deletions(-) - -diff --git a/gdb/linux-nat.c b/gdb/linux-nat.c -index 396c30c..50320ee 100644 ---- a/gdb/linux-nat.c -+++ b/gdb/linux-nat.c -@@ -4856,10 +4856,10 @@ lin_thread_get_thread_signals (sigset_t *set) - fortunately they don't change! */ - - if (restart == 0) -- restart = __SIGRTMIN; -+ restart = SIGRTMIN; - - if (cancel == 0) -- cancel = __SIGRTMIN + 1; -+ cancel = SIGRTMIN + 1; - - sigaddset (set, restart); - sigaddset (set, cancel); -diff --git a/gdb/nat/linux-nat.h b/gdb/nat/linux-nat.h -index 83a6d91..efbe0fd 100644 ---- a/gdb/nat/linux-nat.h -+++ b/gdb/nat/linux-nat.h -@@ -25,4 +25,8 @@ - instead SIGTRAP with bit 7 set. */ - #define SYSCALL_SIGTRAP (SIGTRAP | 0x80) - -+#ifndef W_STOPCODE -+#define W_STOPCODE(sig) ((sig) << 8 | 0x7f) -+#endif -+ - #endif /* LINUX_NAT_H */ --- -2.1.4 - diff --git a/meta/recipes-devtools/gdb/gdb/0001-include-sys-types.h-for-mode_t.patch b/meta/recipes-devtools/gdb/gdb/0001-include-sys-types.h-for-mode_t.patch index a0292e4166..0042c00634 100644 --- a/meta/recipes-devtools/gdb/gdb/0001-include-sys-types.h-for-mode_t.patch +++ b/meta/recipes-devtools/gdb/gdb/0001-include-sys-types.h-for-mode_t.patch @@ -1,7 +1,7 @@ -From acbee4edacb80b5eeaff2480712fe98e56443997 Mon Sep 17 00:00:00 2001 +From fddd7178915968acf680814411b8b3cb137d0587 Mon Sep 17 00:00:00 2001 From: Khem Raj Date: Tue, 19 Jan 2016 18:18:52 -0800 -Subject: [PATCH] include sys/types.h for mode_t +Subject: [PATCH 01/10] include sys/types.h for mode_t mode_t is used in target.h, so we need to include sys/types.h to get the defintion @@ -14,10 +14,10 @@ Upstream-Status: Pending 1 file changed, 1 insertion(+) diff --git a/gdb/gdbserver/target.h b/gdb/gdbserver/target.h -index 9a40867..aaecab9 100644 +index 5af2051..f42c510 100644 --- a/gdb/gdbserver/target.h +++ b/gdb/gdbserver/target.h -@@ -27,6 +27,7 @@ +@@ -28,6 +28,7 @@ #include "target/waitstatus.h" #include "mem-break.h" #include "btrace-common.h" @@ -26,5 +26,5 @@ index 9a40867..aaecab9 100644 struct emit_ops; struct buffer; -- -2.7.0 +2.8.2 diff --git a/meta/recipes-devtools/gdb/gdb/0001-make-man-install-relative-to-DESTDIR.patch b/meta/recipes-devtools/gdb/gdb/0001-make-man-install-relative-to-DESTDIR.patch deleted file mode 100644 index 6996c183bb..0000000000 --- a/meta/recipes-devtools/gdb/gdb/0001-make-man-install-relative-to-DESTDIR.patch +++ /dev/null @@ -1,28 +0,0 @@ -From 12b0506951460c3cc37d775478d024db3f95e9d8 Mon Sep 17 00:00:00 2001 -From: Khem Raj -Date: Mon, 2 Mar 2015 02:27:55 +0000 -Subject: [PATCH 1/3] make man install relative to DESTDIR - -Upstream-Status: Pending - -Signed-off-by: Khem Raj ---- - sim/common/Makefile.in | 2 +- - 1 file changed, 1 insertion(+), 1 deletion(-) - -diff --git a/sim/common/Makefile.in b/sim/common/Makefile.in -index d49a93b..2121c46 100644 ---- a/sim/common/Makefile.in -+++ b/sim/common/Makefile.in -@@ -35,7 +35,7 @@ tooldir = $(libdir)/$(target_alias) - datarootdir = @datarootdir@ - datadir = @datadir@ - mandir = @mandir@ --man1dir = $(mandir)/man1 -+man1dir = $(DESTDIR)$(mandir)/man1 - infodir = @infodir@ - includedir = @includedir@ - --- -2.1.4 - diff --git a/meta/recipes-devtools/gdb/gdb/0001-mips-linux-nat-Define-_ABIO32-if-not-defined.patch b/meta/recipes-devtools/gdb/gdb/0001-mips-linux-nat-Define-_ABIO32-if-not-defined.patch deleted file mode 100644 index 31739525ae..0000000000 --- a/meta/recipes-devtools/gdb/gdb/0001-mips-linux-nat-Define-_ABIO32-if-not-defined.patch +++ /dev/null @@ -1,37 +0,0 @@ -From e92f8932ef488de2a56db4299131ce6a4eb170bd Mon Sep 17 00:00:00 2001 -From: Khem Raj -Date: Wed, 23 Mar 2016 06:30:09 +0000 -Subject: [PATCH] mips-linux-nat: Define _ABIO32 if not defined - -This helps building gdb on mips64 on musl, since -musl does not provide sgidefs.h this define is -only defined when GCC is using o32 ABI, in that -case gcc emits it as built-in define and hence -it works ok for mips32 - -Signed-off-by: Khem Raj ---- -Upstream-Status: Pending - - gdb/mips-linux-nat.c | 5 +++++ - 1 file changed, 5 insertions(+) - -diff --git a/gdb/mips-linux-nat.c b/gdb/mips-linux-nat.c -index fd5c705..753f29d 100644 ---- a/gdb/mips-linux-nat.c -+++ b/gdb/mips-linux-nat.c -@@ -46,6 +46,11 @@ - #define PTRACE_GET_THREAD_AREA 25 - #endif - -+/* musl does not define and relies on compiler built-in macros for it */ -+#ifndef _ABIO32 -+#define _ABIO32 1 -+#endif -+ - /* Assume that we have PTRACE_GETREGS et al. support. If we do not, - we'll clear this and use PTRACE_PEEKUSER instead. */ - static int have_ptrace_regsets = 1; --- -1.8.3.1 - diff --git a/meta/recipes-devtools/gdb/gdb/0001-ppc-ptrace-Define-pt_regs-uapi_pt_regs-on-GLIBC-syst.patch b/meta/recipes-devtools/gdb/gdb/0001-ppc-ptrace-Define-pt_regs-uapi_pt_regs-on-GLIBC-syst.patch deleted file mode 100644 index 342f1ce425..0000000000 --- a/meta/recipes-devtools/gdb/gdb/0001-ppc-ptrace-Define-pt_regs-uapi_pt_regs-on-GLIBC-syst.patch +++ /dev/null @@ -1,52 +0,0 @@ -From 33a2cdb731298b73277507f01b9a21cd340c5b5c Mon Sep 17 00:00:00 2001 -From: Khem Raj -Date: Sat, 30 Apr 2016 16:46:03 +0000 -Subject: [PATCH] ppc/ptrace: Define pt_regs uapi_pt_regs on !GLIBC systems - -Upstream-Status: Pending - -Signed-off-by: Khem Raj ---- - gdb/gdbserver/linux-ppc-low.c | 6 ++++++ - gdb/nat/ppc-linux.h | 6 ++++++ - 2 files changed, 12 insertions(+) - -diff --git a/gdb/gdbserver/linux-ppc-low.c b/gdb/gdbserver/linux-ppc-low.c -index 188fac0..f71d5ab 100644 ---- a/gdb/gdbserver/linux-ppc-low.c -+++ b/gdb/gdbserver/linux-ppc-low.c -@@ -21,7 +21,13 @@ - #include "linux-low.h" - - #include -+#if !defined(__GLIBC__) -+# define pt_regs uapi_pt_regs -+#endif - #include -+#if !defined(__GLIBC__) -+# undef pt_regs -+#endif - - #include "nat/ppc-linux.h" - -diff --git a/gdb/nat/ppc-linux.h b/gdb/nat/ppc-linux.h -index 0ff2223..c978daa 100644 ---- a/gdb/nat/ppc-linux.h -+++ b/gdb/nat/ppc-linux.h -@@ -18,7 +18,13 @@ - #ifndef PPC_LINUX_H - #define PPC_LINUX_H 1 - -+#if !defined(__GLIBC__) -+# define pt_regs uapi_pt_regs -+#endif - #include -+#if !defined(__GLIBC__) -+# undef pt_regs -+#endif - #include - - /* This sometimes isn't defined. */ --- -1.8.3.1 - diff --git a/meta/recipes-devtools/gdb/gdb/0001-use-asm-sgidefs.h.patch b/meta/recipes-devtools/gdb/gdb/0001-use-asm-sgidefs.h.patch deleted file mode 100644 index eaec39030a..0000000000 --- a/meta/recipes-devtools/gdb/gdb/0001-use-asm-sgidefs.h.patch +++ /dev/null @@ -1,35 +0,0 @@ -From 677b5b56135141c0d259e370aacd0e11c810aa15 Mon Sep 17 00:00:00 2001 -From: Andre McCurdy -Date: Fri, 5 Feb 2016 14:00:00 -0800 -Subject: [PATCH] use - -Build fix for MIPS with musl libc - -The MIPS specific header is provided by glibc and uclibc -but not by musl. Regardless of the libc, the kernel headers provide - which provides the same definitions, so use that -instead. - -Upstream-Status: Pending - -Signed-off-by: Andre McCurdy ---- - gdb/mips-linux-nat.c | 2 +- - 1 file changed, 1 insertion(+), 1 deletion(-) - -diff --git a/gdb/mips-linux-nat.c b/gdb/mips-linux-nat.c -index a36bb63..fd5c705 100644 ---- a/gdb/mips-linux-nat.c -+++ b/gdb/mips-linux-nat.c -@@ -31,7 +31,7 @@ - #include "gdb_proc_service.h" - #include "gregset.h" - --#include -+#include - #include - #include - --- -1.9.1 - diff --git a/meta/recipes-devtools/gdb/gdb/0002-Change-order-of-CFLAGS.patch b/meta/recipes-devtools/gdb/gdb/0002-Change-order-of-CFLAGS.patch deleted file mode 100644 index bccb45fda1..0000000000 --- a/meta/recipes-devtools/gdb/gdb/0002-Change-order-of-CFLAGS.patch +++ /dev/null @@ -1,34 +0,0 @@ -From 262ccc4fdb2a3df0f16c61a807046964ae7729c9 Mon Sep 17 00:00:00 2001 -From: Khem Raj -Date: Mon, 2 Mar 2015 02:29:23 +0000 -Subject: [PATCH 2/3] Change order of CFLAGS - -Lets us override Werror if need be - -Upstream-Status: Inappropriate - -Signed-off-by: Khem Raj ---- - gdb/gdbserver/Makefile.in | 4 ++-- - 1 file changed, 2 insertions(+), 2 deletions(-) - -diff --git a/gdb/gdbserver/Makefile.in b/gdb/gdbserver/Makefile.in -index 1ed2ec8..0cef95b 100644 ---- a/gdb/gdbserver/Makefile.in -+++ b/gdb/gdbserver/Makefile.in -@@ -131,10 +131,10 @@ CFLAGS = @CFLAGS@ - CPPFLAGS = @CPPFLAGS@ - - # INTERNAL_CFLAGS is the aggregate of all other *CFLAGS macros. --INTERNAL_CFLAGS_BASE = ${CFLAGS} ${GLOBAL_CFLAGS} \ -+INTERNAL_CFLAGS_BASE = ${GLOBAL_CFLAGS} \ - ${PROFILE_CFLAGS} ${INCLUDE_CFLAGS} ${CPPFLAGS} - INTERNAL_WARN_CFLAGS = ${INTERNAL_CFLAGS_BASE} $(WARN_CFLAGS) --INTERNAL_CFLAGS = ${INTERNAL_WARN_CFLAGS} $(WERROR_CFLAGS) -DGDBSERVER -+INTERNAL_CFLAGS = ${INTERNAL_WARN_CFLAGS} $(WERROR_CFLAGS) ${CFLAGS} -DGDBSERVER - - # LDFLAGS is specifically reserved for setting from the command line - # when running make. --- -2.1.4 - diff --git a/meta/recipes-devtools/gdb/gdb/0002-make-man-install-relative-to-DESTDIR.patch b/meta/recipes-devtools/gdb/gdb/0002-make-man-install-relative-to-DESTDIR.patch new file mode 100644 index 0000000000..defed621f4 --- /dev/null +++ b/meta/recipes-devtools/gdb/gdb/0002-make-man-install-relative-to-DESTDIR.patch @@ -0,0 +1,28 @@ +From 3229cb09033eeb5003a08d91fa9d43be8ba4c86b Mon Sep 17 00:00:00 2001 +From: Khem Raj +Date: Mon, 2 Mar 2015 02:27:55 +0000 +Subject: [PATCH 02/10] make man install relative to DESTDIR + +Upstream-Status: Pending + +Signed-off-by: Khem Raj +--- + sim/common/Makefile.in | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/sim/common/Makefile.in b/sim/common/Makefile.in +index a05f507..8d0fa64 100644 +--- a/sim/common/Makefile.in ++++ b/sim/common/Makefile.in +@@ -35,7 +35,7 @@ tooldir = $(libdir)/$(target_alias) + datarootdir = @datarootdir@ + datadir = @datadir@ + mandir = @mandir@ +-man1dir = $(mandir)/man1 ++man1dir = $(DESTDIR)$(mandir)/man1 + infodir = @infodir@ + includedir = @includedir@ + +-- +2.8.2 + diff --git a/meta/recipes-devtools/gdb/gdb/0003-Add-support-for-Renesas-SH-sh4-architecture.patch b/meta/recipes-devtools/gdb/gdb/0003-Add-support-for-Renesas-SH-sh4-architecture.patch deleted file mode 100644 index 4a3e22c445..0000000000 --- a/meta/recipes-devtools/gdb/gdb/0003-Add-support-for-Renesas-SH-sh4-architecture.patch +++ /dev/null @@ -1,921 +0,0 @@ -From 407cb13cfb70697f45dfb761304e005e1ecbd0e9 Mon Sep 17 00:00:00 2001 -From: Khem Raj -Date: Mon, 2 Mar 2015 02:31:12 +0000 -Subject: [PATCH 3/3] Add support for Renesas SH (sh4) architecture. - -gdb (7.4-1~cvs20111117.2) experimental; urgency=low - . - * Add Renesas SH (sh4) support (Closes: #576242) - - Thanks Nobuhiro Iwamatsu, Takashi Yoshii. -Author: Hector Oron -Bug-Debian: http://bugs.debian.org/576242 - -Upstream-Status: Pending -Signed-off-by: Khem Raj ---- - gdb/Makefile.in | 1 + - gdb/configure.host | 1 + - gdb/sh-linux-tdep.c | 519 +++++++++++++++++++++++++++++++++++ - gdb/sh-tdep.c | 54 ++-- - gdb/sh-tdep.h | 49 ++++ - gdb/testsuite/gdb.asm/asm-source.exp | 5 + - gdb/testsuite/gdb.asm/sh.inc | 3 +- - gdb/testsuite/gdb.base/annota1.c | 3 + - gdb/testsuite/gdb.base/annota3.c | 4 + - gdb/testsuite/gdb.base/sigall.c | 3 + - gdb/testsuite/gdb.base/signals.c | 4 + - 11 files changed, 617 insertions(+), 29 deletions(-) - -diff --git a/gdb/Makefile.in b/gdb/Makefile.in -index 7937801..63baf81 100644 ---- a/gdb/Makefile.in -+++ b/gdb/Makefile.in -@@ -1707,6 +1707,7 @@ ALLDEPFILES = \ - score-tdep.c \ - ser-go32.c ser-pipe.c ser-tcp.c ser-mingw.c \ - sh-tdep.c sh64-tdep.c shnbsd-tdep.c shnbsd-nat.c \ -+ sh-linux-tdep.c sh-linux-nat.c \ - sol2-tdep.c \ - solib-svr4.c \ - sparc-linux-nat.c sparc-linux-tdep.c \ -diff --git a/gdb/configure.host b/gdb/configure.host -index d07be4b..b6391c5 100644 ---- a/gdb/configure.host -+++ b/gdb/configure.host -@@ -150,6 +150,7 @@ powerpc*-*-linux*) gdb_host=linux ;; - - s390*-*-linux*) gdb_host=linux ;; - -+sh*-*-linux*) gdb_host=linux ;; - sh*-*-netbsdelf* | sh*-*-knetbsd*-gnu) - gdb_host=nbsd ;; - sh*-*-openbsd*) gdb_host=nbsd ;; -diff --git a/gdb/sh-linux-tdep.c b/gdb/sh-linux-tdep.c -index 2ff2ee8..1a11262 100644 ---- a/gdb/sh-linux-tdep.c -+++ b/gdb/sh-linux-tdep.c -@@ -18,14 +18,37 @@ - along with this program. If not, see . */ - - #include "defs.h" -+#include "gdbcore.h" -+#include "frame.h" -+#include "frame-base.h" -+#include "frame-unwind.h" -+#include "dwarf2-frame.h" -+#include "value.h" -+#include "regcache.h" -+#include "inferior.h" - #include "osabi.h" - -+#include "reggroups.h" -+#include "arch-utils.h" -+#include "floatformat.h" - #include "solib-svr4.h" - #include "symtab.h" -+#include "gdb_string.h" -+#include "command.h" -+#include "gdb_assert.h" - - #include "trad-frame.h" - #include "tramp-frame.h" - -+#include -+#include -+#include -+#include -+#include -+ -+#include -+ -+#include "regset.h" - #include "glibc-tdep.h" - #include "sh-tdep.h" - #include "linux-tdep.h" -@@ -180,9 +203,505 @@ static struct tramp_frame sh_linux_rt_sigreturn_tramp_frame = { - sh_linux_rt_sigreturn_init - }; - -+/* Recognizing signal handler frames. */ -+ -+/* GNU/Linux has two flavors of signals. Normal signal handlers, and -+ "realtime" (RT) signals. The RT signals can provide additional -+ information to the signal handler if the SA_SIGINFO flag is set -+ when establishing a signal handler using `sigaction'. It is not -+ unlikely that future versions of GNU/Linux will support SA_SIGINFO -+ for normal signals too. */ -+ -+/* When the SH Linux kernel calls a signal handler and the -+ SA_RESTORER flag isn't set, the return address points to a bit of -+ code on the stack. This function returns whether the PC appears to -+ be within this bit of code. -+ -+ The instruction sequence for normal signals is -+ mov.w 1f,r3 -+ trapa #16 -+ or r0, r0 -+ or r0, r0 -+ or r0, r0 -+ or r0, r0 -+ or r0, r0 -+ 1: .word __NR_sigreturn -+ or 0x9305 0xc310 0x200b 0x200b 0x200b 0x200b 0x200b 0x0077. -+ -+ Checking for the code sequence should be somewhat reliable, because -+ the effect is to call the system call sigreturn. This is unlikely -+ to occur anywhere other than a signal trampoline. -+ -+ It kind of sucks that we have to read memory from the process in -+ order to identify a signal trampoline, but there doesn't seem to be -+ any other way. The PC_IN_SIGTRAMP macro in tm-linux.h arranges to -+ only call us if no function name could be identified, which should -+ be the case since the code is on the stack. -+ -+ Detection of signal trampolines for handlers that set the -+ SA_RESTORER flag is in general not possible. Unfortunately this is -+ what the GNU C Library has been doing for quite some time now. -+ However, as of version 2.1.2, the GNU C Library uses signal -+ trampolines (named __restore and __restore_rt) that are identical -+ to the ones used by the kernel. Therefore, these trampolines are -+ supported too. */ -+ -+#define MOVW(n) (0x9300|((n)-2)) /* Move mem word at PC+n to R3 */ -+#define TRAP16 0xc310 /* Syscall w/no args (NR in R3) */ -+#define OR_R0_R0 0x200b /* or r0,r0 (insert to avoid hardware bug) */ -+ -+#define LINUX_SIGTRAMP_INSN0 MOVW(7) /* Move mem word at PC+7 to R3 */ -+#define LINUX_SIGTRAMP_INSN1 TRAP16 /* Syscall w/no args (NR in R3) */ -+#define LINUX_SIGTRAMP_INSN2 OR_R0_R0 /* or r0,r0 (insert to avoid hardware bug) */ -+ -+static const unsigned short linux_sigtramp_code[] = -+{ -+ LINUX_SIGTRAMP_INSN0, -+ LINUX_SIGTRAMP_INSN1, -+ LINUX_SIGTRAMP_INSN2, -+ LINUX_SIGTRAMP_INSN2, -+ LINUX_SIGTRAMP_INSN2, -+ LINUX_SIGTRAMP_INSN2, -+ LINUX_SIGTRAMP_INSN2, -+ __NR_sigreturn -+}; -+ -+#define LINUX_SIGTRAMP_LEN (sizeof linux_sigtramp_code) -+ -+/* If PC is in a sigtramp routine, return the address of the start of -+ the routine. Otherwise, return 0. */ -+ -+static CORE_ADDR -+sh_linux_sigtramp_start (struct frame_info *next_frame) -+{ -+ CORE_ADDR pc = get_frame_pc (next_frame); -+ gdb_byte buf[LINUX_SIGTRAMP_LEN]; -+ -+ /* We only recognize a signal trampoline if PC is at the start of -+ one of the three instructions. We optimize for finding the PC at -+ the start, as will be the case when the trampoline is not the -+ first frame on the stack. We assume that in the case where the -+ PC is not at the start of the instruction sequence, there will be -+ a few trailing readable bytes on the stack. */ -+ -+ if (!safe_frame_unwind_memory (next_frame, pc, buf, LINUX_SIGTRAMP_LEN)) -+ return 0; -+ -+ if (buf[0] != LINUX_SIGTRAMP_INSN0) -+ { -+ if (buf[0] != LINUX_SIGTRAMP_INSN1) -+ return 0; -+ -+ pc -= 2; -+ -+ if (!safe_frame_unwind_memory (next_frame, pc, buf, LINUX_SIGTRAMP_LEN)) -+ return 0; -+ } -+ -+ if (memcmp (buf, linux_sigtramp_code, LINUX_SIGTRAMP_LEN) != 0) -+ return 0; -+ -+ return pc; -+} -+ -+/* This function does the same for RT signals. Here the instruction -+ sequence is -+ mov.w 1f,r3 -+ trapa #16 -+ or r0, r0 -+ or r0, r0 -+ or r0, r0 -+ or r0, r0 -+ or r0, r0 -+ 1: .word __NR_rt_sigreturn -+ or 0x9305 0xc310 0x200b 0x200b 0x200b 0x200b 0x200b 0x00ad. -+ -+ The effect is to call the system call rt_sigreturn. */ -+ -+#define LINUX_RT_SIGTRAMP_INSN0 MOVW(7) /* Move mem word at PC+7 to R3 */ -+#define LINUX_RT_SIGTRAMP_INSN1 TRAP16 /* Syscall w/no args (NR in R3) */ -+#define LINUX_RT_SIGTRAMP_INSN2 OR_R0_R0 /* or r0,r0 (insert to avoid hardware bug) */ -+ -+static const unsigned short linux_rt_sigtramp_code[] = -+{ -+ LINUX_RT_SIGTRAMP_INSN0, -+ LINUX_RT_SIGTRAMP_INSN1, -+ LINUX_RT_SIGTRAMP_INSN2, -+ LINUX_RT_SIGTRAMP_INSN2, -+ LINUX_RT_SIGTRAMP_INSN2, -+ LINUX_RT_SIGTRAMP_INSN2, -+ LINUX_RT_SIGTRAMP_INSN2, -+ __NR_rt_sigreturn -+}; -+ -+#define LINUX_RT_SIGTRAMP_LEN (sizeof linux_rt_sigtramp_code) -+ -+/* If PC is in a RT sigtramp routine, return the address of the start -+ of the routine. Otherwise, return 0. */ -+ -+static CORE_ADDR -+sh_linux_rt_sigtramp_start (struct frame_info *next_frame) -+{ -+ CORE_ADDR pc = get_frame_pc (next_frame); -+ gdb_byte buf[LINUX_RT_SIGTRAMP_LEN]; -+ -+ /* We only recognize a signal trampoline if PC is at the start of -+ one of the two instructions. We optimize for finding the PC at -+ the start, as will be the case when the trampoline is not the -+ first frame on the stack. We assume that in the case where the -+ PC is not at the start of the instruction sequence, there will be -+ a few trailing readable bytes on the stack. */ -+ -+ if (!safe_frame_unwind_memory (next_frame, pc, buf, LINUX_RT_SIGTRAMP_LEN)) -+ return 0; -+ -+ if (buf[0] != LINUX_RT_SIGTRAMP_INSN0) -+ { -+ if (buf[0] != LINUX_RT_SIGTRAMP_INSN1) -+ return 0; -+ -+ pc -= 2; -+ -+ if (!safe_frame_unwind_memory (next_frame, pc, buf, -+ LINUX_RT_SIGTRAMP_LEN)) -+ return 0; -+ } -+ -+ if (memcmp (buf, linux_rt_sigtramp_code, LINUX_RT_SIGTRAMP_LEN) != 0) -+ return 0; -+ -+ return pc; -+} -+ -+/* Return whether PC is in a GNU/Linux sigtramp routine. */ -+ -+static int -+sh_linux_sigtramp_p (struct frame_info *this_frame) -+{ -+ CORE_ADDR pc = get_frame_pc (this_frame); -+ char *name; -+ -+ find_pc_partial_function (pc, &name, NULL, NULL); -+ -+ /* If we have NAME, we can optimize the search. The trampolines are -+ named __restore and __restore_rt. However, they aren't dynamically -+ exported from the shared C library, so the trampoline may appear to -+ be part of the preceding function. This should always be sigaction, -+ __sigaction, or __libc_sigaction (all aliases to the same function). */ -+ if (name == NULL || strstr (name, "sigaction") != NULL) -+ return (sh_linux_sigtramp_start (this_frame) != 0 -+ || sh_linux_rt_sigtramp_start (this_frame) != 0); -+ -+ return (strcmp ("__restore", name) == 0 -+ || strcmp ("__restore_rt", name) == 0); -+} -+ -+/* Offset to struct sigcontext in ucontext, from . */ -+#define SH_LINUX_UCONTEXT_SIGCONTEXT_OFFSET 12 -+ -+ -+/* Assuming NEXT_FRAME is a frame following a GNU/Linux sigtramp -+ routine, return the address of the associated sigcontext structure. */ -+ -+static CORE_ADDR -+sh_linux_sigcontext_addr (struct frame_info *this_frame) -+{ -+ CORE_ADDR pc; -+ CORE_ADDR sp; -+ -+ sp = get_frame_register_unsigned (this_frame, SP_REGNUM); -+ -+ pc = sh_linux_sigtramp_start (this_frame); -+ if (pc) -+ { -+ return sp; -+ } -+ -+ pc = sh_linux_rt_sigtramp_start (this_frame); -+ if (pc) -+ { -+ CORE_ADDR ucontext_addr; -+ -+ /* The sigcontext structure is part of the user context. A -+ pointer to the user context is passed as the third argument -+ to the signal handler. */ -+ ucontext_addr = get_frame_register_unsigned (this_frame, ARG0_REGNUM+2); -+ return ucontext_addr + SH_LINUX_UCONTEXT_SIGCONTEXT_OFFSET; -+ } -+ -+ error ("Couldn't recognize signal trampoline."); -+ return 0; -+} -+ -+/* Signal trampolines. */ -+extern struct sh_frame_cache *sh_alloc_frame_cache (void); -+ -+static struct sh_frame_cache * -+sh_linux_sigtramp_frame_cache (struct frame_info *this_frame, void **this_cache) -+{ -+ struct sh_frame_cache *cache; -+ struct gdbarch_tdep *tdep = gdbarch_tdep (get_current_arch ()); -+ CORE_ADDR sigcontext_addr; -+ -+ if (*this_cache) -+ return *this_cache; -+ -+ cache = sh_alloc_frame_cache (); -+ -+ cache->base = get_frame_register_unsigned (this_frame, SP_REGNUM); -+ sigcontext_addr = tdep->sigcontext_addr (this_frame); -+ if (tdep->sc_reg_offset) -+ { -+ int i; -+ -+ gdb_assert (tdep->sc_num_regs <= SH_NUM_REGS); -+ -+ for (i = 0; i < tdep->sc_num_regs; i++) -+ if (tdep->sc_reg_offset[i] != -1) -+ cache->saved_regs[i] = sigcontext_addr + tdep->sc_reg_offset[i]; -+ } -+ -+ *this_cache = cache; -+ return cache; -+} -+ -+static void -+sh_linux_sigtramp_frame_this_id (struct frame_info *this_frame, void **this_cache, -+ struct frame_id *this_id) -+{ -+ struct sh_frame_cache *cache = -+ sh_linux_sigtramp_frame_cache (this_frame, this_cache); -+ -+ (*this_id) = frame_id_build (cache->base + 64, cache->pc); -+} -+ -+extern struct value * sh_frame_prev_register (); -+static struct value * -+sh_linux_sigtramp_frame_prev_register (struct frame_info *this_frame, -+ void **this_cache, int regnum) -+{ -+ sh_linux_sigtramp_frame_cache (this_frame, this_cache); -+ -+ return sh_frame_prev_register (this_frame, this_cache, regnum); -+} -+ -+static int -+sh_linux_sigtramp_frame_sniffer (const struct frame_unwind *self, -+ struct frame_info *this_frame, -+ void **this_prologue_cache) -+{ -+ struct gdbarch_tdep *tdep = gdbarch_tdep (get_frame_arch (this_frame)); -+ -+ /* We shouldn't even bother if we don't have a sigcontext_addr -+ handler. */ -+ if (tdep->sigcontext_addr == NULL) -+ return 0; -+ -+ if (tdep->sigtramp_p != NULL) -+ { -+ if (tdep->sigtramp_p (this_frame)) -+ return 1; -+ } -+ -+ return 0; -+} -+ -+static const struct frame_unwind sh_linux_sigtramp_frame_unwind = -+{ -+ SIGTRAMP_FRAME, -+ sh_linux_sigtramp_frame_this_id, -+ sh_linux_sigtramp_frame_prev_register, -+ NULL, -+ sh_linux_sigtramp_frame_sniffer -+}; -+ -+/* Supply register REGNUM from the buffer specified by GREGS and LEN -+ in the general-purpose register set REGSET to register cache -+ REGCACHE. If REGNUM is -1, do this for all registers in REGSET. */ -+ -+void -+sh_supply_gregset (const struct regset *regset, struct regcache *regcache, -+ int regnum, const void *gregs, size_t len) -+{ -+ const struct gdbarch_tdep *tdep = gdbarch_tdep (regset->arch); -+ const char *regs = gregs; -+ int i; -+ -+ gdb_assert (len == tdep->sizeof_gregset); -+ -+ for (i = 0; i < tdep->gregset_num_regs; i++) -+ { -+ if ((regnum == i || regnum == -1) -+ && tdep->gregset_reg_offset[i] != -1) -+ regcache_raw_supply (regcache, i, regs + tdep->gregset_reg_offset[i]); -+ } -+} -+ -+/* Collect register REGNUM from the register cache REGCACHE and store -+ it in the buffer specified by GREGS and LEN as described by the -+ general-purpose register set REGSET. If REGNUM is -1, do this for -+ all registers in REGSET. */ -+ -+void -+sh_collect_gregset (const struct regset *regset, -+ const struct regcache *regcache, -+ int regnum, void *gregs, size_t len) -+{ -+ const struct gdbarch_tdep *tdep = gdbarch_tdep (regset->arch); -+ char *regs = gregs; -+ int i; -+ -+ gdb_assert (len == tdep->sizeof_gregset); -+ -+ for (i = 0; i < tdep->gregset_num_regs; i++) -+ { -+ if ((regnum == i || regnum == -1) -+ && tdep->gregset_reg_offset[i] != -1) -+ regcache_raw_collect (regcache, i, regs + tdep->gregset_reg_offset[i]); -+ } -+} -+ -+/* Supply register REGNUM from the buffer specified by FPREGS and LEN -+ in the floating-point register set REGSET to register cache -+ REGCACHE. If REGNUM is -1, do this for all registers in REGSET. */ -+ -+static void -+sh_supply_fpregset (const struct regset *regset, struct regcache *regcache, -+ int regnum, const void *fpregs, size_t len) -+{ -+ const struct gdbarch_tdep *tdep = gdbarch_tdep (regset->arch); -+ const char *regs = fpregs; -+ int i; -+ -+ gdb_assert (len == tdep->sizeof_fpregset); -+ for (i = 0; i < 16; i++) -+ { -+ if (regnum == i+25 || regnum == -1) -+ regcache_raw_supply (regcache, i+25, regs + i*4); -+ } -+ if (regnum == FPSCR_REGNUM || regnum == -1) -+ regcache_raw_supply (regcache, FPSCR_REGNUM, regs + 32*4); -+ if (regnum == FPUL_REGNUM || regnum == -1) -+ regcache_raw_supply (regcache, FPUL_REGNUM, regs + 33*4); -+} -+ -+/* Collect register REGNUM from the register cache REGCACHE and store -+ it in the buffer specified by FPREGS and LEN as described by the -+ floating-point register set REGSET. If REGNUM is -1, do this for -+ all registers in REGSET. */ -+ -+static void -+sh_collect_fpregset (const struct regset *regset, -+ const struct regcache *regcache, -+ int regnum, void *fpregs, size_t len) -+{ -+ const struct gdbarch_tdep *tdep = gdbarch_tdep (regset->arch); -+ char *regs = fpregs; -+ int i; -+ -+ gdb_assert (len == tdep->sizeof_fpregset); -+ for (i = 0; i < 16; i++) -+ { -+ if (regnum == i+25 || regnum == -1) -+ regcache_raw_collect (regcache, i+25, regs + i*4); -+ } -+ if (regnum == FPSCR_REGNUM || regnum == -1) -+ regcache_raw_collect (regcache, FPSCR_REGNUM, regs + 32*4); -+ if (regnum == FPUL_REGNUM || regnum == -1) -+ regcache_raw_collect (regcache, FPUL_REGNUM, regs + 33*4); -+} -+ -+/* Return the appropriate register set for the core section identified -+ by SECT_NAME and SECT_SIZE. */ -+ -+const struct regset * -+sh_linux_regset_from_core_section (struct gdbarch *gdbarch, -+ const char *sect_name, size_t sect_size) -+{ -+ struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch); -+ -+ if (strcmp (sect_name, ".reg") == 0 && sect_size == tdep->sizeof_gregset) -+ { -+ if (tdep->gregset == NULL) -+ tdep->gregset = regset_alloc (gdbarch, sh_supply_gregset, -+ sh_collect_gregset); -+ return tdep->gregset; -+ } -+ -+ if ((strcmp (sect_name, ".reg2") == 0 && sect_size == tdep->sizeof_fpregset)) -+ { -+ if (tdep->fpregset == NULL) -+ tdep->fpregset = regset_alloc (gdbarch, sh_supply_fpregset, -+ sh_collect_fpregset); -+ return tdep->fpregset; -+ } -+ -+ return NULL; -+} -+ -+/* The register sets used in GNU/Linux ELF core-dumps are identical to -+ the register sets in `struct user' that are used for a.out -+ core-dumps. These are also used by ptrace(2). The corresponding -+ types are `elf_gregset_t' for the general-purpose registers (with -+ `elf_greg_t' the type of a single GP register) and `elf_fpregset_t' -+ for the floating-point registers. -+ -+ Those types used to be available under the names `gregset_t' and -+ `fpregset_t' too, and GDB used those names in the past. But those -+ names are now used for the register sets used in the `mcontext_t' -+ type, which have a different size and layout. */ -+ -+/* Mapping between the general-purpose registers in `struct user' -+ format and GDB's register cache layout. */ -+ -+/* From . */ -+static int sh_linux_gregset_reg_offset[] = -+{ -+ 0, 4, 8, 12, 16, 20, 24, 28, -+ 32, 36, 40, 44, 48, 52, 56, 60, -+ -+ REG_PC*4, REG_PR*4, REG_GBR*4, -1, -+ REG_MACH*4, REG_MACL*4, REG_SR*4, -+}; -+ -+/* Mapping between the general-purpose registers in `struct -+ sigcontext' format and GDB's register cache layout. */ -+ -+/* From . */ -+static int sh_linux_sc_reg_offset[] = -+{ -+ 4, 8, 12, 16, 20, 24, 28, 32, -+ 36, 40, 44, 48, 52, 56, 60, 64, -+ 68, 72, 80, -1, -+ 84, 88, 76 -+}; -+ - static void - sh_linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch) - { -+ struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch); -+ bfd abfd; -+ -+ tdep->gregset_reg_offset = sh_linux_gregset_reg_offset; -+ tdep->gregset_num_regs = ARRAY_SIZE (sh_linux_gregset_reg_offset); -+ tdep->sizeof_gregset = 23 * 4; -+ -+ tdep->jb_pc_offset = 32; /* From . */ -+ -+ tdep->sigtramp_p = sh_linux_sigtramp_p; -+ tdep->sigcontext_addr = sh_linux_sigcontext_addr; -+ tdep->sc_reg_offset = sh_linux_sc_reg_offset; -+ tdep->sc_num_regs = ARRAY_SIZE (sh_linux_sc_reg_offset); -+ -+ frame_unwind_append_unwinder(gdbarch, &sh_linux_sigtramp_frame_unwind); -+ -+ /* If we have a register mapping, enable the generic core file -+ support, unless it has already been enabled. */ -+ if (tdep->gregset_reg_offset -+ && !gdbarch_regset_from_core_section_p (gdbarch)) -+ set_gdbarch_regset_from_core_section (gdbarch, -+ sh_linux_regset_from_core_section); -+ - linux_init_abi (info, gdbarch); - - /* GNU/Linux uses SVR4-style shared libraries. */ -diff --git a/gdb/sh-tdep.c b/gdb/sh-tdep.c -index 82cf2f4..b443e46 100644 ---- a/gdb/sh-tdep.c -+++ b/gdb/sh-tdep.c -@@ -21,6 +21,9 @@ - sac@cygnus.com. */ - - #include "defs.h" -+#include "arch-utils.h" -+#include "command.h" -+#include "dummy-frame.h" - #include "frame.h" - #include "frame-base.h" - #include "frame-unwind.h" -@@ -35,6 +38,7 @@ - #include "arch-utils.h" - #include "floatformat.h" - #include "regcache.h" -+#include "regset.h" - #include "doublest.h" - #include "osabi.h" - #include "reggroups.h" -@@ -67,23 +71,6 @@ static const char *const sh_cc_enum[] = { - - static const char *sh_active_calling_convention = sh_cc_gcc; - --#define SH_NUM_REGS 67 -- --struct sh_frame_cache --{ -- /* Base address. */ -- CORE_ADDR base; -- LONGEST sp_offset; -- CORE_ADDR pc; -- -- /* Flag showing that a frame has been created in the prologue code. */ -- int uses_fp; -- -- /* Saved registers. */ -- CORE_ADDR saved_regs[SH_NUM_REGS]; -- CORE_ADDR saved_sp; --}; -- - static int - sh_is_renesas_calling_convention (struct type *func_type) - { -@@ -1043,7 +1030,7 @@ sh_treat_as_flt_p (struct type *type) - return 0; - /* Otherwise if the type of that member is float, the whole type is - treated as float. */ -- if (TYPE_CODE (TYPE_FIELD_TYPE (type, 0)) == TYPE_CODE_FLT) -+ if (TYPE_CODE (check_typedef (TYPE_FIELD_TYPE (type, 0))) == TYPE_CODE_FLT) - return 1; - /* Otherwise it's not treated as float. */ - return 0; -@@ -1093,7 +1080,7 @@ sh_push_dummy_call_fpu (struct gdbarch *gdbarch, - in four registers available. Loop thru args from first to last. */ - for (argnum = 0; argnum < nargs; argnum++) - { -- type = value_type (args[argnum]); -+ type = check_typedef (value_type (args[argnum])); - len = TYPE_LENGTH (type); - val = sh_justify_value_in_reg (gdbarch, args[argnum], len); - -@@ -1821,7 +1808,7 @@ sh_dwarf2_frame_init_reg (struct gdbarch *gdbarch, int regnum, - reg->how = DWARF2_FRAME_REG_UNDEFINED; - } - --static struct sh_frame_cache * -+struct sh_frame_cache * - sh_alloc_frame_cache (void) - { - struct sh_frame_cache *cache; -@@ -1848,7 +1835,7 @@ sh_alloc_frame_cache (void) - return cache; - } - --static struct sh_frame_cache * -+struct sh_frame_cache * - sh_frame_cache (struct frame_info *this_frame, void **this_cache) - { - struct gdbarch *gdbarch = get_frame_arch (this_frame); -@@ -1915,9 +1902,9 @@ sh_frame_cache (struct frame_info *this_frame, void **this_cache) - return cache; - } - --static struct value * --sh_frame_prev_register (struct frame_info *this_frame, -- void **this_cache, int regnum) -+struct value * -+sh_frame_prev_register (struct frame_info *this_frame, void **this_cache, -+ int regnum) - { - struct gdbarch *gdbarch = get_frame_arch (this_frame); - struct sh_frame_cache *cache = sh_frame_cache (this_frame, this_cache); -@@ -1931,7 +1918,7 @@ sh_frame_prev_register (struct frame_info *this_frame, - the current frame. Frob regnum so that we pull the value from - the correct place. */ - if (regnum == gdbarch_pc_regnum (gdbarch)) -- regnum = PR_REGNUM; -+ regnum = PR_REGNUM; /* XXX: really? */ - - if (regnum < SH_NUM_REGS && cache->saved_regs[regnum] != -1) - return frame_unwind_got_memory (this_frame, regnum, -@@ -2237,8 +2224,8 @@ sh_return_in_first_hidden_param_p (struct gdbarch *gdbarch, - static struct gdbarch * - sh_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches) - { -- struct gdbarch *gdbarch; - struct gdbarch_tdep *tdep; -+ struct gdbarch *gdbarch; - - /* SH5 is handled entirely in sh64-tdep.c. */ - if (info.bfd_arch_info->mach == bfd_mach_sh5) -@@ -2254,6 +2241,18 @@ sh_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches) - tdep = XCNEW (struct gdbarch_tdep); - gdbarch = gdbarch_alloc (&info, tdep); - -+ /* General-purpose registers. */ -+ tdep->gregset = NULL; -+ tdep->gregset_reg_offset = NULL; -+ tdep->gregset_num_regs = 23; -+ tdep->sizeof_gregset = 0; -+ -+ /* Floating-point registers. */ -+ tdep->fpregset = NULL; -+ tdep->sizeof_fpregset = 34*4; -+ -+ tdep->jb_pc_offset = -1; -+ - set_gdbarch_short_bit (gdbarch, 2 * TARGET_CHAR_BIT); - set_gdbarch_int_bit (gdbarch, 4 * TARGET_CHAR_BIT); - set_gdbarch_long_bit (gdbarch, 4 * TARGET_CHAR_BIT); -@@ -2404,10 +2403,11 @@ sh_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches) - break; - } - -+ dwarf2_append_unwinders (gdbarch); -+ - /* Hook in ABI-specific overrides, if they have been registered. */ - gdbarch_init_osabi (info, gdbarch); - -- dwarf2_append_unwinders (gdbarch); - frame_unwind_append_unwinder (gdbarch, &sh_stub_unwind); - frame_unwind_append_unwinder (gdbarch, &sh_frame_unwind); - -diff --git a/gdb/sh-tdep.h b/gdb/sh-tdep.h -index fc671a5..699f59f 100644 ---- a/gdb/sh-tdep.h -+++ b/gdb/sh-tdep.h -@@ -21,6 +21,12 @@ - - /* Contributed by Steve Chamberlain sac@cygnus.com. */ - -+struct frame_info; -+struct gdbarch; -+struct reggroup; -+struct regset; -+struct regcache; -+ - /* Registers for all SH variants. Used also by sh3-rom.c. */ - enum - { -@@ -29,6 +35,7 @@ enum - ARG0_REGNUM = 4, - ARGLAST_REGNUM = 7, - FP_REGNUM = 14, -+ SP_REGNUM = 15, - PC_REGNUM = 16, - PR_REGNUM = 17, - GBR_REGNUM = 18, -@@ -81,6 +88,24 @@ enum - FV0_REGNUM = 76, - FV_LAST_REGNUM = 79 - }; -+#define SH_NUM_REGS 67 -+ -+struct sh_frame_cache -+{ -+ /* Base address. */ -+ CORE_ADDR base; -+ LONGEST sp_offset; -+ CORE_ADDR pc; -+ -+ /* Flag showing that a frame has been created in the prologue code. */ -+ int uses_fp; -+ -+ /* Saved registers. */ -+ CORE_ADDR saved_regs[SH_NUM_REGS]; -+ CORE_ADDR saved_sp; -+}; -+ -+extern struct sh_frame_cache *sh_frame_cache (struct frame_info *next_frame, void **this_cache); - - /* This structure describes a register in a core-file. */ - struct sh_corefile_regmap -@@ -89,8 +114,32 @@ struct sh_corefile_regmap - unsigned int offset; - }; - -+/* sh architecture specific information. */ - struct gdbarch_tdep - { -+ /* General-purpose registers. */ -+ struct regset *gregset; -+ int *gregset_reg_offset; -+ int gregset_num_regs; -+ size_t sizeof_gregset; -+ -+ /* Floating-point registers. */ -+ struct regset *fpregset; -+ size_t sizeof_fpregset; -+ -+ /* Offset of saved PC in jmp_buf. */ -+ int jb_pc_offset; -+ -+ /* Detect sigtramp. */ -+ int (*sigtramp_p) (struct frame_info *); -+ -+ /* Get address of sigcontext for sigtramp. */ -+ CORE_ADDR (*sigcontext_addr) (struct frame_info *); -+ -+ /* Offset of registers in `struct sigcontext'. */ -+ int *sc_reg_offset; -+ int sc_num_regs; -+ - /* Non-NULL when debugging from a core file. Provides the offset - where each general-purpose register is stored inside the associated - core file section. */ -diff --git a/gdb/testsuite/gdb.asm/asm-source.exp b/gdb/testsuite/gdb.asm/asm-source.exp -index 8854af0..ef44682 100644 ---- a/gdb/testsuite/gdb.asm/asm-source.exp -+++ b/gdb/testsuite/gdb.asm/asm-source.exp -@@ -113,6 +113,11 @@ switch -glob -- [istarget] { - append link-flags " -m elf32ppc" - } - } -+ "sh*-linux*" { -+ set asm-arch sh-linux -+ set asm-flags "-I${srcdir}/${subdir} -I${objdir}/${subdir}" -+ set debug-flags "-gdwarf-2" -+ } - "sh*-*-*" { - set asm-arch sh - set debug-flags "-gdwarf-2" -diff --git a/gdb/testsuite/gdb.asm/sh.inc b/gdb/testsuite/gdb.asm/sh.inc -index a4a5fc5..89efed7 100644 ---- a/gdb/testsuite/gdb.asm/sh.inc -+++ b/gdb/testsuite/gdb.asm/sh.inc -@@ -40,9 +40,8 @@ - mov.l .Lconst\@,r1 - bra .Lafterconst\@ - nop -- nop --.Lconst\@: - .align 2 -+.Lconst\@: - .long \subr - .align 1 - .Lafterconst\@: -diff --git a/gdb/testsuite/gdb.base/annota1.c b/gdb/testsuite/gdb.base/annota1.c -index 424e1b8..0de2e7b 100644 ---- a/gdb/testsuite/gdb.base/annota1.c -+++ b/gdb/testsuite/gdb.base/annota1.c -@@ -1,6 +1,9 @@ - #include - #include - -+#ifdef __sh__ -+#define signal(a,b) /* Signals not supported on this target - make them go away */ -+#endif - - void - handle_USR1 (int sig) -diff --git a/gdb/testsuite/gdb.base/annota3.c b/gdb/testsuite/gdb.base/annota3.c -index 424e1b8..952aaf2 100644 ---- a/gdb/testsuite/gdb.base/annota3.c -+++ b/gdb/testsuite/gdb.base/annota3.c -@@ -1,6 +1,10 @@ - #include - #include - -+#ifdef __sh__ -+#define signal(a,b) /* Signals not supported on this target - make them go away */ -+#endif -+ - - void - handle_USR1 (int sig) -diff --git a/gdb/testsuite/gdb.base/sigall.c b/gdb/testsuite/gdb.base/sigall.c -index 81f3b08..1574b2d 100644 ---- a/gdb/testsuite/gdb.base/sigall.c -+++ b/gdb/testsuite/gdb.base/sigall.c -@@ -1,6 +1,9 @@ - #include - #include - -+#ifdef __sh__ -+#define signal(a,b) /* Signals not supported on this target - make them go away */ -+#endif - - /* Signal handlers, we set breakpoints in them to make sure that the - signals really get delivered. */ -diff --git a/gdb/testsuite/gdb.base/signals.c b/gdb/testsuite/gdb.base/signals.c -index 7566068..1205a9b 100644 ---- a/gdb/testsuite/gdb.base/signals.c -+++ b/gdb/testsuite/gdb.base/signals.c -@@ -3,6 +3,10 @@ - #include - #include - -+#ifdef __sh__ -+#define signal(a,b) /* Signals not supported on this target - make them go away */ -+#define alarm(a) /* Ditto for alarm() */ -+#endif - - static int count = 0; - --- -2.1.4 - diff --git a/meta/recipes-devtools/gdb/gdb/0003-mips-linux-nat-Define-_ABIO32-if-not-defined.patch b/meta/recipes-devtools/gdb/gdb/0003-mips-linux-nat-Define-_ABIO32-if-not-defined.patch new file mode 100644 index 0000000000..bac793964a --- /dev/null +++ b/meta/recipes-devtools/gdb/gdb/0003-mips-linux-nat-Define-_ABIO32-if-not-defined.patch @@ -0,0 +1,37 @@ +From 88e67caed662d8344c8db56176c9f1221e6cd2a2 Mon Sep 17 00:00:00 2001 +From: Khem Raj +Date: Wed, 23 Mar 2016 06:30:09 +0000 +Subject: [PATCH 03/10] mips-linux-nat: Define _ABIO32 if not defined + +This helps building gdb on mips64 on musl, since +musl does not provide sgidefs.h this define is +only defined when GCC is using o32 ABI, in that +case gcc emits it as built-in define and hence +it works ok for mips32 + +Signed-off-by: Khem Raj +--- +Upstream-Status: Pending + + gdb/mips-linux-nat.c | 5 +++++ + 1 file changed, 5 insertions(+) + +diff --git a/gdb/mips-linux-nat.c b/gdb/mips-linux-nat.c +index bfe9fcb..449b43a 100644 +--- a/gdb/mips-linux-nat.c ++++ b/gdb/mips-linux-nat.c +@@ -46,6 +46,11 @@ + #define PTRACE_GET_THREAD_AREA 25 + #endif + ++/* musl does not define and relies on compiler built-in macros for it */ ++#ifndef _ABIO32 ++#define _ABIO32 1 ++#endif ++ + /* Assume that we have PTRACE_GETREGS et al. support. If we do not, + we'll clear this and use PTRACE_PEEKUSER instead. */ + static int have_ptrace_regsets = 1; +-- +2.8.2 + diff --git a/meta/recipes-devtools/gdb/gdb/0004-ppc-ptrace-Define-pt_regs-uapi_pt_regs-on-GLIBC-syst.patch b/meta/recipes-devtools/gdb/gdb/0004-ppc-ptrace-Define-pt_regs-uapi_pt_regs-on-GLIBC-syst.patch new file mode 100644 index 0000000000..a5fe2a2793 --- /dev/null +++ b/meta/recipes-devtools/gdb/gdb/0004-ppc-ptrace-Define-pt_regs-uapi_pt_regs-on-GLIBC-syst.patch @@ -0,0 +1,53 @@ +From bec564eb454bc7fc6ecfcb573aa53040bf39c1d5 Mon Sep 17 00:00:00 2001 +From: Khem Raj +Date: Sat, 30 Apr 2016 16:46:03 +0000 +Subject: [PATCH 04/10] ppc/ptrace: Define pt_regs uapi_pt_regs on !GLIBC + systems + +Upstream-Status: Pending + +Signed-off-by: Khem Raj +--- + gdb/gdbserver/linux-ppc-low.c | 6 ++++++ + gdb/nat/ppc-linux.h | 6 ++++++ + 2 files changed, 12 insertions(+) + +diff --git a/gdb/gdbserver/linux-ppc-low.c b/gdb/gdbserver/linux-ppc-low.c +index 2145c50..777905d 100644 +--- a/gdb/gdbserver/linux-ppc-low.c ++++ b/gdb/gdbserver/linux-ppc-low.c +@@ -21,7 +21,13 @@ + #include "linux-low.h" + + #include ++#if !defined(__GLIBC__) ++# define pt_regs uapi_pt_regs ++#endif + #include ++#if !defined(__GLIBC__) ++# undef pt_regs ++#endif + + #include "nat/ppc-linux.h" + +diff --git a/gdb/nat/ppc-linux.h b/gdb/nat/ppc-linux.h +index 85fbcd8..cbec9c5 100644 +--- a/gdb/nat/ppc-linux.h ++++ b/gdb/nat/ppc-linux.h +@@ -18,7 +18,13 @@ + #ifndef PPC_LINUX_H + #define PPC_LINUX_H 1 + ++#if !defined(__GLIBC__) ++# define pt_regs uapi_pt_regs ++#endif + #include ++#if !defined(__GLIBC__) ++# undef pt_regs ++#endif + #include + + /* This sometimes isn't defined. */ +-- +2.8.2 + diff --git a/meta/recipes-devtools/gdb/gdb/0005-Add-support-for-Renesas-SH-sh4-architecture.patch b/meta/recipes-devtools/gdb/gdb/0005-Add-support-for-Renesas-SH-sh4-architecture.patch new file mode 100644 index 0000000000..8809e6f8b2 --- /dev/null +++ b/meta/recipes-devtools/gdb/gdb/0005-Add-support-for-Renesas-SH-sh4-architecture.patch @@ -0,0 +1,921 @@ +From 8c5fe58c5a0044ddb517a41b277ed27fb3d3bedc Mon Sep 17 00:00:00 2001 +From: Khem Raj +Date: Mon, 2 Mar 2015 02:31:12 +0000 +Subject: [PATCH 05/10] Add support for Renesas SH (sh4) architecture. + +gdb (7.4-1~cvs20111117.2) experimental; urgency=low + . + * Add Renesas SH (sh4) support (Closes: #576242) + - Thanks Nobuhiro Iwamatsu, Takashi Yoshii. +Author: Hector Oron +Bug-Debian: http://bugs.debian.org/576242 + +Upstream-Status: Pending +Signed-off-by: Khem Raj +--- + gdb/Makefile.in | 1 + + gdb/configure.host | 1 + + gdb/sh-linux-tdep.c | 519 +++++++++++++++++++++++++++++++++++ + gdb/sh-tdep.c | 54 ++-- + gdb/sh-tdep.h | 49 ++++ + gdb/testsuite/gdb.asm/asm-source.exp | 5 + + gdb/testsuite/gdb.asm/sh.inc | 3 +- + gdb/testsuite/gdb.base/annota1.c | 3 + + gdb/testsuite/gdb.base/annota3.c | 4 + + gdb/testsuite/gdb.base/sigall.c | 3 + + gdb/testsuite/gdb.base/signals.c | 4 + + 11 files changed, 617 insertions(+), 29 deletions(-) + +diff --git a/gdb/Makefile.in b/gdb/Makefile.in +index ec2af52..df8e84d 100644 +--- a/gdb/Makefile.in ++++ b/gdb/Makefile.in +@@ -1736,6 +1736,7 @@ ALLDEPFILES = \ + score-tdep.c \ + ser-go32.c ser-pipe.c ser-tcp.c ser-mingw.c \ + sh-tdep.c sh64-tdep.c shnbsd-tdep.c shnbsd-nat.c \ ++ sh-linux-tdep.c sh-linux-nat.c \ + sol2-tdep.c \ + solib-svr4.c \ + sparc-linux-nat.c sparc-linux-tdep.c \ +diff --git a/gdb/configure.host b/gdb/configure.host +index ef265eb..322a1e2 100644 +--- a/gdb/configure.host ++++ b/gdb/configure.host +@@ -149,6 +149,7 @@ powerpc*-*-linux*) gdb_host=linux ;; + + s390*-*-linux*) gdb_host=linux ;; + ++sh*-*-linux*) gdb_host=linux ;; + sh*-*-netbsdelf* | sh*-*-knetbsd*-gnu) + gdb_host=nbsd ;; + sh*-*-openbsd*) gdb_host=nbsd ;; +diff --git a/gdb/sh-linux-tdep.c b/gdb/sh-linux-tdep.c +index 2418d25..ac8ea9e 100644 +--- a/gdb/sh-linux-tdep.c ++++ b/gdb/sh-linux-tdep.c +@@ -18,14 +18,37 @@ + along with this program. If not, see . */ + + #include "defs.h" ++#include "gdbcore.h" ++#include "frame.h" ++#include "frame-base.h" ++#include "frame-unwind.h" ++#include "dwarf2-frame.h" ++#include "value.h" ++#include "regcache.h" ++#include "inferior.h" + #include "osabi.h" + ++#include "reggroups.h" ++#include "arch-utils.h" ++#include "floatformat.h" + #include "solib-svr4.h" + #include "symtab.h" ++#include "gdb_string.h" ++#include "command.h" ++#include "gdb_assert.h" + + #include "trad-frame.h" + #include "tramp-frame.h" + ++#include ++#include ++#include ++#include ++#include ++ ++#include ++ ++#include "regset.h" + #include "glibc-tdep.h" + #include "sh-tdep.h" + #include "linux-tdep.h" +@@ -180,9 +203,505 @@ static struct tramp_frame sh_linux_rt_sigreturn_tramp_frame = { + sh_linux_rt_sigreturn_init + }; + ++/* Recognizing signal handler frames. */ ++ ++/* GNU/Linux has two flavors of signals. Normal signal handlers, and ++ "realtime" (RT) signals. The RT signals can provide additional ++ information to the signal handler if the SA_SIGINFO flag is set ++ when establishing a signal handler using `sigaction'. It is not ++ unlikely that future versions of GNU/Linux will support SA_SIGINFO ++ for normal signals too. */ ++ ++/* When the SH Linux kernel calls a signal handler and the ++ SA_RESTORER flag isn't set, the return address points to a bit of ++ code on the stack. This function returns whether the PC appears to ++ be within this bit of code. ++ ++ The instruction sequence for normal signals is ++ mov.w 1f,r3 ++ trapa #16 ++ or r0, r0 ++ or r0, r0 ++ or r0, r0 ++ or r0, r0 ++ or r0, r0 ++ 1: .word __NR_sigreturn ++ or 0x9305 0xc310 0x200b 0x200b 0x200b 0x200b 0x200b 0x0077. ++ ++ Checking for the code sequence should be somewhat reliable, because ++ the effect is to call the system call sigreturn. This is unlikely ++ to occur anywhere other than a signal trampoline. ++ ++ It kind of sucks that we have to read memory from the process in ++ order to identify a signal trampoline, but there doesn't seem to be ++ any other way. The PC_IN_SIGTRAMP macro in tm-linux.h arranges to ++ only call us if no function name could be identified, which should ++ be the case since the code is on the stack. ++ ++ Detection of signal trampolines for handlers that set the ++ SA_RESTORER flag is in general not possible. Unfortunately this is ++ what the GNU C Library has been doing for quite some time now. ++ However, as of version 2.1.2, the GNU C Library uses signal ++ trampolines (named __restore and __restore_rt) that are identical ++ to the ones used by the kernel. Therefore, these trampolines are ++ supported too. */ ++ ++#define MOVW(n) (0x9300|((n)-2)) /* Move mem word at PC+n to R3 */ ++#define TRAP16 0xc310 /* Syscall w/no args (NR in R3) */ ++#define OR_R0_R0 0x200b /* or r0,r0 (insert to avoid hardware bug) */ ++ ++#define LINUX_SIGTRAMP_INSN0 MOVW(7) /* Move mem word at PC+7 to R3 */ ++#define LINUX_SIGTRAMP_INSN1 TRAP16 /* Syscall w/no args (NR in R3) */ ++#define LINUX_SIGTRAMP_INSN2 OR_R0_R0 /* or r0,r0 (insert to avoid hardware bug) */ ++ ++static const unsigned short linux_sigtramp_code[] = ++{ ++ LINUX_SIGTRAMP_INSN0, ++ LINUX_SIGTRAMP_INSN1, ++ LINUX_SIGTRAMP_INSN2, ++ LINUX_SIGTRAMP_INSN2, ++ LINUX_SIGTRAMP_INSN2, ++ LINUX_SIGTRAMP_INSN2, ++ LINUX_SIGTRAMP_INSN2, ++ __NR_sigreturn ++}; ++ ++#define LINUX_SIGTRAMP_LEN (sizeof linux_sigtramp_code) ++ ++/* If PC is in a sigtramp routine, return the address of the start of ++ the routine. Otherwise, return 0. */ ++ ++static CORE_ADDR ++sh_linux_sigtramp_start (struct frame_info *next_frame) ++{ ++ CORE_ADDR pc = get_frame_pc (next_frame); ++ gdb_byte buf[LINUX_SIGTRAMP_LEN]; ++ ++ /* We only recognize a signal trampoline if PC is at the start of ++ one of the three instructions. We optimize for finding the PC at ++ the start, as will be the case when the trampoline is not the ++ first frame on the stack. We assume that in the case where the ++ PC is not at the start of the instruction sequence, there will be ++ a few trailing readable bytes on the stack. */ ++ ++ if (!safe_frame_unwind_memory (next_frame, pc, buf, LINUX_SIGTRAMP_LEN)) ++ return 0; ++ ++ if (buf[0] != LINUX_SIGTRAMP_INSN0) ++ { ++ if (buf[0] != LINUX_SIGTRAMP_INSN1) ++ return 0; ++ ++ pc -= 2; ++ ++ if (!safe_frame_unwind_memory (next_frame, pc, buf, LINUX_SIGTRAMP_LEN)) ++ return 0; ++ } ++ ++ if (memcmp (buf, linux_sigtramp_code, LINUX_SIGTRAMP_LEN) != 0) ++ return 0; ++ ++ return pc; ++} ++ ++/* This function does the same for RT signals. Here the instruction ++ sequence is ++ mov.w 1f,r3 ++ trapa #16 ++ or r0, r0 ++ or r0, r0 ++ or r0, r0 ++ or r0, r0 ++ or r0, r0 ++ 1: .word __NR_rt_sigreturn ++ or 0x9305 0xc310 0x200b 0x200b 0x200b 0x200b 0x200b 0x00ad. ++ ++ The effect is to call the system call rt_sigreturn. */ ++ ++#define LINUX_RT_SIGTRAMP_INSN0 MOVW(7) /* Move mem word at PC+7 to R3 */ ++#define LINUX_RT_SIGTRAMP_INSN1 TRAP16 /* Syscall w/no args (NR in R3) */ ++#define LINUX_RT_SIGTRAMP_INSN2 OR_R0_R0 /* or r0,r0 (insert to avoid hardware bug) */ ++ ++static const unsigned short linux_rt_sigtramp_code[] = ++{ ++ LINUX_RT_SIGTRAMP_INSN0, ++ LINUX_RT_SIGTRAMP_INSN1, ++ LINUX_RT_SIGTRAMP_INSN2, ++ LINUX_RT_SIGTRAMP_INSN2, ++ LINUX_RT_SIGTRAMP_INSN2, ++ LINUX_RT_SIGTRAMP_INSN2, ++ LINUX_RT_SIGTRAMP_INSN2, ++ __NR_rt_sigreturn ++}; ++ ++#define LINUX_RT_SIGTRAMP_LEN (sizeof linux_rt_sigtramp_code) ++ ++/* If PC is in a RT sigtramp routine, return the address of the start ++ of the routine. Otherwise, return 0. */ ++ ++static CORE_ADDR ++sh_linux_rt_sigtramp_start (struct frame_info *next_frame) ++{ ++ CORE_ADDR pc = get_frame_pc (next_frame); ++ gdb_byte buf[LINUX_RT_SIGTRAMP_LEN]; ++ ++ /* We only recognize a signal trampoline if PC is at the start of ++ one of the two instructions. We optimize for finding the PC at ++ the start, as will be the case when the trampoline is not the ++ first frame on the stack. We assume that in the case where the ++ PC is not at the start of the instruction sequence, there will be ++ a few trailing readable bytes on the stack. */ ++ ++ if (!safe_frame_unwind_memory (next_frame, pc, buf, LINUX_RT_SIGTRAMP_LEN)) ++ return 0; ++ ++ if (buf[0] != LINUX_RT_SIGTRAMP_INSN0) ++ { ++ if (buf[0] != LINUX_RT_SIGTRAMP_INSN1) ++ return 0; ++ ++ pc -= 2; ++ ++ if (!safe_frame_unwind_memory (next_frame, pc, buf, ++ LINUX_RT_SIGTRAMP_LEN)) ++ return 0; ++ } ++ ++ if (memcmp (buf, linux_rt_sigtramp_code, LINUX_RT_SIGTRAMP_LEN) != 0) ++ return 0; ++ ++ return pc; ++} ++ ++/* Return whether PC is in a GNU/Linux sigtramp routine. */ ++ ++static int ++sh_linux_sigtramp_p (struct frame_info *this_frame) ++{ ++ CORE_ADDR pc = get_frame_pc (this_frame); ++ char *name; ++ ++ find_pc_partial_function (pc, &name, NULL, NULL); ++ ++ /* If we have NAME, we can optimize the search. The trampolines are ++ named __restore and __restore_rt. However, they aren't dynamically ++ exported from the shared C library, so the trampoline may appear to ++ be part of the preceding function. This should always be sigaction, ++ __sigaction, or __libc_sigaction (all aliases to the same function). */ ++ if (name == NULL || strstr (name, "sigaction") != NULL) ++ return (sh_linux_sigtramp_start (this_frame) != 0 ++ || sh_linux_rt_sigtramp_start (this_frame) != 0); ++ ++ return (strcmp ("__restore", name) == 0 ++ || strcmp ("__restore_rt", name) == 0); ++} ++ ++/* Offset to struct sigcontext in ucontext, from . */ ++#define SH_LINUX_UCONTEXT_SIGCONTEXT_OFFSET 12 ++ ++ ++/* Assuming NEXT_FRAME is a frame following a GNU/Linux sigtramp ++ routine, return the address of the associated sigcontext structure. */ ++ ++static CORE_ADDR ++sh_linux_sigcontext_addr (struct frame_info *this_frame) ++{ ++ CORE_ADDR pc; ++ CORE_ADDR sp; ++ ++ sp = get_frame_register_unsigned (this_frame, SP_REGNUM); ++ ++ pc = sh_linux_sigtramp_start (this_frame); ++ if (pc) ++ { ++ return sp; ++ } ++ ++ pc = sh_linux_rt_sigtramp_start (this_frame); ++ if (pc) ++ { ++ CORE_ADDR ucontext_addr; ++ ++ /* The sigcontext structure is part of the user context. A ++ pointer to the user context is passed as the third argument ++ to the signal handler. */ ++ ucontext_addr = get_frame_register_unsigned (this_frame, ARG0_REGNUM+2); ++