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authorH.J. Lu <hjl.tools@gmail.com>2010-04-08 22:32:38 +0000
committerH.J. Lu <hjl.tools@gmail.com>2010-04-08 22:32:38 +0000
commit3a13a53b432d732be258d677b6afca969ce0d65f (patch)
treef2a54acc965c20fe324ffb9100e698313b474f46 /gdb/doc
parent080017175b5248f1e5b0d48a55a06634244db459 (diff)
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Support i386 without SSE.
gdb/ 2010-04-08 H.J. Lu <hongjiu.lu@intel.com> * i386-linux-nat.c (have_ptrace_getfpxregs): Initialize to -1 if HAVE_PTRACE_GETFPXREGS is defined. (i386_linux_read_description): Set have_ptrace_getfpxregs and have_ptrace_getregset to 0 if ptrace PTRACE_GETFPXREGS failed. * i386-linux-tdep.c: Include "features/i386/i386-mmx-linux.c" (i386_linux_core_read_description): Return tdesc_i386_mmx_linux if .reg-xfp section doesn't exist. (_initialize_i386_linux_tdep): Call initialize_tdesc_i386_mmx_linux. * i386-linux-tdep.h (tdesc_i386_mmx_linux): New. * i386-tdep.c: Include "features/i386/i386-mmx.c". (i386_go32_init_abi): Set tdesc to tdesc_i386_mmx. (i386_validate_tdesc_p): Make org.gnu.gdb.i386.sse optional. Set xcr0 to I386_XSTATE_X87_MASK if SSE isn't available. (i386_gdbarch_init): Update comments. (_initialize_i386_tdep): Call initialize_tdesc_i386_mmx. * common/i386-xstate.h (I386_XSTATE_X87_MASK): New. * config/djgpp/fnchange.lst: Add i386 MMX XML files. * features/Makefile (i386/i386-mmx-expedite): New. (i386/i386-mmx-linux-expedite): Likewise. ($(outdir)/i386/i386-mmx.dat): Likewise. ($(outdir)/i386/i386-mmx-linux.dat): Likewise. * features/i386/i386-mmx-linux.c: New. * features/i386/i386-mmx-linux.xml: Likewise. * features/i386/i386-mmx.c: Likewise. * features/i386/i386-mmx.xml: Likewise. * regformats/i386/i386-mmx-linux.dat: Likewise. * regformats/i386/i386-mmx.dat: Likewise. * features/Makefile (WHICH): Add i386/i386-mmx and i386/i386-mmx-linux. gdb/doc/ 2010-04-08 H.J. Lu <hongjiu.lu@intel.com> * gdb.texinfo (i386 Features): Make org.gnu.gdb.i386.avx optional. Make org.gnu.gdb.i386.avx requires org.gnu.gdb.i386.avx. gdb/gdbserver/ 2010-04-08 H.J. Lu <hongjiu.lu@intel.com> * Makefile.in (clean): Also remove i386-mmx.c i386-mmx-linux.c. (i386-mmx.o): New. (i386-mmx.c): Likewise. (i386-mmx-linux.o): Likewise. (i386-mmx-linux.c): Likewise. * configure.srv (srv_i386_regobj): Add i386-mmx.o. (srv_i386_linux_regobj): Add i386-mmx-linux.o. (srv_i386_xmlfiles): Add i386/i386-mmx.xml. (srv_i386_linux_xmlfiles): Add i386/i386-mmx-linux.xml. * linux-x86-low.c (init_registers_i386_mmx_linux): New. (x86_linux_update_xmltarget): Call init_registers_i386_mmx_linux and return if ptrace PTRACE_GETFPXREGS failed in 32bit.
Diffstat (limited to 'gdb/doc')
-rw-r--r--gdb/doc/ChangeLog6
-rw-r--r--gdb/doc/gdb.texinfo5
2 files changed, 9 insertions, 2 deletions
diff --git a/gdb/doc/ChangeLog b/gdb/doc/ChangeLog
index 16264af..e3ca994 100644
--- a/gdb/doc/ChangeLog
+++ b/gdb/doc/ChangeLog
@@ -1,3 +1,9 @@
+2010-04-08 H.J. Lu <hongjiu.lu@intel.com>
+
+ * gdb.texinfo (i386 Features): Make org.gnu.gdb.i386.avx
+ optional. Make org.gnu.gdb.i386.avx requires
+ org.gnu.gdb.i386.avx.
+
2010-04-08 Doug Evans <dje@google.com>
* gdb.texinfo (Command Files): Document that gdb skips $cdir in
diff --git a/gdb/doc/gdb.texinfo b/gdb/doc/gdb.texinfo
index 039287d..01ede98 100644
--- a/gdb/doc/gdb.texinfo
+++ b/gdb/doc/gdb.texinfo
@@ -33850,7 +33850,7 @@ targets. It should describe the following registers:
The register sets may be different, depending on the target.
-The @samp{org.gnu.gdb.i386.sse} feature is required. It should
+The @samp{org.gnu.gdb.i386.sse} feature is optional. It should
describe registers:
@itemize @minus
@@ -33862,7 +33862,8 @@ describe registers:
@samp{mxcsr}
@end itemize
-The @samp{org.gnu.gdb.i386.avx} feature is optional. It should
+The @samp{org.gnu.gdb.i386.avx} feature is optional and requires the
+@samp{org.gnu.gdb.i386.sse} feature. It should
describe the upper 128 bits of @sc{ymm} registers:
@itemize @minus