From 3a13a53b432d732be258d677b6afca969ce0d65f Mon Sep 17 00:00:00 2001 From: "H.J. Lu" Date: Thu, 8 Apr 2010 22:32:38 +0000 Subject: Support i386 without SSE. gdb/ 2010-04-08 H.J. Lu * 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 * 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 * 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. --- gdb/regformats/i386/i386-mmx-linux.dat | 46 ++++++++++++++++++++++++++++++++++ gdb/regformats/i386/i386-mmx.dat | 36 ++++++++++++++++++++++++++ 2 files changed, 82 insertions(+) create mode 100644 gdb/regformats/i386/i386-mmx-linux.dat create mode 100644 gdb/regformats/i386/i386-mmx.dat (limited to 'gdb/regformats') diff --git a/gdb/regformats/i386/i386-mmx-linux.dat b/gdb/regformats/i386/i386-mmx-linux.dat new file mode 100644 index 0000000..9dcf223 --- /dev/null +++ b/gdb/regformats/i386/i386-mmx-linux.dat @@ -0,0 +1,46 @@ +# DO NOT EDIT: generated from i386/i386-mmx-linux.xml +name:i386_mmx_linux +xmltarget:i386-mmx-linux.xml +expedite:ebp,esp,eip +32:eax +32:ecx +32:edx +32:ebx +32:esp +32:ebp +32:esi +32:edi +32:eip +32:eflags +32:cs +32:ss +32:ds +32:es +32:fs +32:gs +80:st0 +80:st1 +80:st2 +80:st3 +80:st4 +80:st5 +80:st6 +80:st7 +32:fctrl +32:fstat +32:ftag +32:fiseg +32:fioff +32:foseg +32:fooff +32:fop +0: +0: +0: +0: +0: +0: +0: +0: +0: +32:orig_eax diff --git a/gdb/regformats/i386/i386-mmx.dat b/gdb/regformats/i386/i386-mmx.dat new file mode 100644 index 0000000..38a95d4 --- /dev/null +++ b/gdb/regformats/i386/i386-mmx.dat @@ -0,0 +1,36 @@ +# DO NOT EDIT: generated from i386/i386-mmx.xml +name:i386_mmx +xmltarget:i386-mmx.xml +expedite:ebp,esp,eip +32:eax +32:ecx +32:edx +32:ebx +32:esp +32:ebp +32:esi +32:edi +32:eip +32:eflags +32:cs +32:ss +32:ds +32:es +32:fs +32:gs +80:st0 +80:st1 +80:st2 +80:st3 +80:st4 +80:st5 +80:st6 +80:st7 +32:fctrl +32:fstat +32:ftag +32:fiseg +32:fioff +32:foseg +32:fooff +32:fop -- cgit v1.1