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-rw-r--r--toolchain/gdb/Config.in4
-rw-r--r--toolchain/gdb/gdb.mk22
-rw-r--r--toolchain/gdb/snapshot/400-mips32r2-rdhwr-disassemble-hack.patch12
3 files changed, 35 insertions, 3 deletions
diff --git a/toolchain/gdb/Config.in b/toolchain/gdb/Config.in
index 1e44dbde7..3ca91e97a 100644
--- a/toolchain/gdb/Config.in
+++ b/toolchain/gdb/Config.in
@@ -33,11 +33,15 @@ choice
config BR2_GDB_VERSION_6_3
bool "gdb 6.3"
+ config BR2_GDB_VERSION_SNAPSHOT
+ bool "gdb snapshot"
+
endchoice
config BR2_GDB_VERSION
string
default "6.2.1" if BR2_GDB_VERSION_6_2_1
default "6.3" if BR2_GDB_VERSION_6_3
+ default "snapshot" if BR2_GDB_VERSION_SNAPSHOT
diff --git a/toolchain/gdb/gdb.mk b/toolchain/gdb/gdb.mk
index 86264b583..6ae6fab36 100644
--- a/toolchain/gdb/gdb.mk
+++ b/toolchain/gdb/gdb.mk
@@ -6,17 +6,33 @@
GDB_VERSION:=$(strip $(subst ",, $(BR2_GDB_VERSION)))
#"
+ifeq ($(GDB_VERSION),snapshot)
+# Be aware that this changes daily....
+GDB_SITE:=ftp://sources.redhat.com/pub/gdb/snapshots/current
+GDB_SOURCE:=gdb.tar.bz2
+GDB_CAT:=bzcat
+GDB_DIR:=$(TOOL_BUILD_DIR)/gdb-$(GDB_VERSION)
+else
GDB_SITE:=http://ftp.gnu.org/gnu/gdb
GDB_SOURCE:=gdb-$(GDB_VERSION).tar.bz2
GDB_CAT:=bzcat
GDB_DIR:=$(TOOL_BUILD_DIR)/gdb-$(GDB_VERSION)
+# NOTE: This option should not be used with newer gdb versions.
+DISABLE_GDBMI:=--disable-gdbmi
+endif
+
$(DL_DIR)/$(GDB_SOURCE):
$(WGET) -P $(DL_DIR) $(GDB_SITE)/$(GDB_SOURCE)
$(GDB_DIR)/.unpacked: $(DL_DIR)/$(GDB_SOURCE)
$(GDB_CAT) $(DL_DIR)/$(GDB_SOURCE) | tar -C $(TOOL_BUILD_DIR) $(TAR_OPTIONS) -
+ifeq ($(GDB_VERSION),snapshot)
+ GDB_REAL_DIR=$(shell \
+ tar jtf $(DL_DIR)/$(GDB_SOURCE) | head -1 | cut -d"/" -f1)
+ ln -sf $(TOOL_BUILD_DIR)/$(shell tar jtf $(DL_DIR)/$(GDB_SOURCE) | head -1 | cut -d"/" -f1) $(GDB_DIR)
+endif
toolchain/patch-kernel.sh $(GDB_DIR) toolchain/gdb/$(GDB_VERSION) \*.patch
# Copy a config.sub from gcc. This is only necessary until
# gdb's config.sub supports <arch>-linux-uclibc tuples.
@@ -54,7 +70,7 @@ $(GDB_TARGET_DIR)/.configured: $(GDB_DIR)/.unpacked
--target=$(REAL_GNU_TARGET_NAME) \
--prefix=/usr \
$(DISABLE_NLS) \
- --without-uiout --disable-gdbmi \
+ --without-uiout $(DISABLE_GDBMI) \
--disable-tui --disable-gdbtk --without-x \
--disable-sim --enable-gdbserver \
--without-included-gettext \
@@ -111,7 +127,7 @@ $(GDB_SERVER_DIR)/.configured: $(GDB_DIR)/.unpacked
--infodir=/usr/info \
--includedir=$(STAGING_DIR)/include \
$(DISABLE_NLS) \
- --without-uiout --disable-gdbmi \
+ --without-uiout $(DISABLE_GDBMI) \
--disable-tui --disable-gdbtk --without-x \
--without-included-gettext \
);
@@ -155,7 +171,7 @@ $(GDB_CLIENT_DIR)/.configured: $(GDB_DIR)/.unpacked
--host=$(GNU_HOST_NAME) \
--target=$(REAL_GNU_TARGET_NAME) \
$(DISABLE_NLS) \
- --without-uiout --disable-gdbmi \
+ --without-uiout $(DISABLE_GDBMI) \
--disable-tui --disable-gdbtk --without-x \
--without-included-gettext \
--enable-threads \
diff --git a/toolchain/gdb/snapshot/400-mips32r2-rdhwr-disassemble-hack.patch b/toolchain/gdb/snapshot/400-mips32r2-rdhwr-disassemble-hack.patch
new file mode 100644
index 000000000..1d6be1b65
--- /dev/null
+++ b/toolchain/gdb/snapshot/400-mips32r2-rdhwr-disassemble-hack.patch
@@ -0,0 +1,12 @@
+diff -ur gdb-6.3.50.20050827/opcodes/mips-opc.c gdb-6.3.50.20050827-patched/opcodes/mips-opc.c
+--- gdb-6.3.50.20050827/opcodes/mips-opc.c 2005-08-25 13:12:43.000000000 -0500
++++ gdb-6.3.50.20050827-patched/opcodes/mips-opc.c 2005-08-29 17:48:10.000000000 -0500
+@@ -954,7 +954,7 @@
+ {"remu", "z,s,t", 0x0000001b, 0xfc00ffff, RD_s|RD_t|WR_HILO, 0, I1 },
+ {"remu", "d,v,t", 0, (int) M_REMU_3, INSN_MACRO, 0, I1 },
+ {"remu", "d,v,I", 0, (int) M_REMU_3I, INSN_MACRO, 0, I1 },
+-{"rdhwr", "t,K", 0x7c00003b, 0xffe007ff, WR_t, 0, I33 },
++{"rdhwr", "t,K", 0x7c00003b, 0xffe007ff, WR_t, 0, I33|I1 },
+ {"rdpgpr", "d,w", 0x41400000, 0xffe007ff, WR_d, 0, I33 },
+ {"rfe", "", 0x42000010, 0xffffffff, 0, 0, I1|T3 },
+ {"rnas.qh", "X,Q", 0x78200025, 0xfc20f83f, WR_D|RD_T|FP_D, RD_MACC, MX },