diff options
Diffstat (limited to 'gdb/i386-linux-tdep.c')
| -rw-r--r-- | gdb/i386-linux-tdep.c | 83 |
1 files changed, 49 insertions, 34 deletions
diff --git a/gdb/i386-linux-tdep.c b/gdb/i386-linux-tdep.c index d0ecb1a..26bc577 100644 --- a/gdb/i386-linux-tdep.c +++ b/gdb/i386-linux-tdep.c @@ -45,13 +45,14 @@ #include "record-full.h" #include "linux-record.h" -#include "features/i386/i386-linux.c" -#include "features/i386/i386-mmx-linux.c" -#include "features/i386/i386-mpx-linux.c" -#include "features/i386/i386-avx-mpx-linux.c" -#include "features/i386/i386-avx-linux.c" -#include "features/i386/i386-avx-avx512-linux.c" -#include "features/i386/i386-avx-mpx-avx512-pku-linux.c" + +#include "features/i386/32bit-core.c" +#include "features/i386/32bit-sse.c" +#include "features/i386/32bit-linux.c" +#include "features/i386/32bit-avx.c" +#include "features/i386/32bit-mpx.c" +#include "features/i386/32bit-avx512.c" +#include "features/i386/32bit-pkeys.c" /* Return non-zero, when the register is in the corresponding register group. Put the LINUX_ORIG_EAX register in the system group. */ @@ -681,27 +682,50 @@ i386_linux_core_read_xcr0 (bfd *abfd) const struct target_desc * i386_linux_read_description (uint64_t xcr0) { - switch ((xcr0 & X86_XSTATE_ALL_MASK)) + if (xcr0 == 0) + return NULL; + + static struct target_desc *i386_linux_tdescs \ + [2/*X87*/][2/*SSE*/][2/*AVX*/][2/*MPX*/][2/*AVX512*/][2/*PKRU*/] = {}; + struct target_desc **tdesc; + + tdesc = &i386_linux_tdescs[(xcr0 & X86_XSTATE_X87) ? 1 : 0] + [(xcr0 & X86_XSTATE_SSE) ? 1 : 0] + [(xcr0 & X86_XSTATE_AVX) ? 1 : 0] + [(xcr0 & X86_XSTATE_MPX) ? 1 : 0] + [(xcr0 & X86_XSTATE_AVX512) ? 1 : 0] + [(xcr0 & X86_XSTATE_PKRU) ? 1 : 0]; + + if (*tdesc == NULL) { - case X86_XSTATE_AVX_MPX_AVX512_PKU_MASK: - return tdesc_i386_avx_mpx_avx512_pku_linux; - case X86_XSTATE_AVX_AVX512_MASK: - return tdesc_i386_avx_avx512_linux; - case X86_XSTATE_MPX_MASK: - return tdesc_i386_mpx_linux; - case X86_XSTATE_AVX_MPX_MASK: - return tdesc_i386_avx_mpx_linux; - case X86_XSTATE_AVX_MASK: - return tdesc_i386_avx_linux; - case X86_XSTATE_SSE_MASK: - return tdesc_i386_linux; - case X86_XSTATE_X87_MASK: - return tdesc_i386_mmx_linux; - default: - break; + *tdesc = allocate_target_description (); + set_tdesc_architecture (*tdesc, bfd_scan_arch ("i386")); + set_tdesc_osabi (*tdesc, osabi_from_tdesc_string ("GNU/Linux")); + + long regnum = 0; + + if (xcr0 & X86_XSTATE_X87) + regnum = create_feature_i386_32bit_core (*tdesc, regnum); + + if (xcr0 & X86_XSTATE_SSE) + regnum = create_feature_i386_32bit_sse (*tdesc, regnum); + + regnum = create_feature_i386_32bit_linux (*tdesc, regnum); + + if (xcr0 & X86_XSTATE_AVX) + regnum = create_feature_i386_32bit_avx (*tdesc, regnum); + + if (xcr0 & X86_XSTATE_MPX) + regnum = create_feature_i386_32bit_mpx (*tdesc, regnum); + + if (xcr0 & X86_XSTATE_AVX512) + regnum = create_feature_i386_32bit_avx512 (*tdesc, regnum); + + if (xcr0 & X86_XSTATE_PKRU) + regnum = create_feature_i386_32bit_pkeys (*tdesc, regnum); } - return NULL; + return *tdesc; } /* Get Linux/x86 target description from core dump. */ @@ -1090,13 +1114,4 @@ _initialize_i386_linux_tdep (void) { gdbarch_register_osabi (bfd_arch_i386, 0, GDB_OSABI_LINUX, i386_linux_init_abi); - - /* Initialize the Linux target description. */ - initialize_tdesc_i386_linux (); - initialize_tdesc_i386_mmx_linux (); - initialize_tdesc_i386_avx_linux (); - initialize_tdesc_i386_mpx_linux (); - initialize_tdesc_i386_avx_mpx_linux (); - initialize_tdesc_i386_avx_avx512_linux (); - initialize_tdesc_i386_avx_mpx_avx512_pku_linux (); } |