Add support for Intel CET instructions
authorH.J. Lu <hjl.tools@gmail.com>
Mon, 6 Mar 2017 23:26:37 +0000 (15:26 -0800)
committerH.J. Lu <hjl.tools@gmail.com>
Mon, 6 Mar 2017 23:26:37 +0000 (15:26 -0800)
commit603555e563725616246912711419637add54c961
tree9ccc0b32c73b8ff9017b49040ca4e6e9ea6456a8
parent1cccfb31f5ba0dbc1cd3c679daf2f5b40252c6e0
Add support for Intel CET instructions

Support Intel Control-flow Enforcement Technology (CET) instructions:

https://software.intel.com/sites/default/files/managed/4d/2a/control-flow-enforcement-technology-preview.pdf

gas/

* config/tc-i386.c (cpu_arch): Add .cet.
* doc/c-i386.texi: Document cet.
* testsuite/gas/i386/cet-intel.d: New file.
* testsuite/gas/i386/cet.d: Likewise.
* testsuite/gas/i386/cet.s: Likewise.
* testsuite/gas/i386/x86-64-cet-intel.d: Likewise.
* testsuite/gas/i386/x86-64-cet.d: Likewise.
* testsuite/gas/i386/x86-64-cet.s: Likewise.
* testsuite/gas/i386/i386.exp: Run Intel CET tests.

opcodes/

* i386-dis.c (REG_0F1E_MOD_3): New enum.
(MOD_0F1E_PREFIX_1): Likewise.
(MOD_0F38F5_PREFIX_2): Likewise.
(MOD_0F38F6_PREFIX_0): Likewise.
(RM_0F1E_MOD_3_REG_7): Likewise.
(PREFIX_MOD_0_0F01_REG_5): Likewise.
(PREFIX_MOD_3_0F01_REG_5_RM_1): Likewise.
(PREFIX_MOD_3_0F01_REG_5_RM_2): Likewise.
(PREFIX_0F1E): Likewise.
(PREFIX_MOD_0_0FAE_REG_5): Likewise.
(PREFIX_0F38F5): Likewise.
(dis386_twobyte): Use PREFIX_0F1E.
(reg_table): Add REG_0F1E_MOD_3.
(prefix_table): Add PREFIX_MOD_0_0F01_REG_5,
PREFIX_MOD_3_0F01_REG_5_RM_1, PREFIX_MOD_3_0F01_REG_5_RM_2,
PREFIX_0F1E, PREFIX_MOD_0_0FAE_REG_5 and PREFIX_0F38F5.  Update
PREFIX_0FAE_REG_6 and PREFIX_0F38F6.
(three_byte_table): Use PREFIX_0F38F5.
(mod_table): Use PREFIX_MOD_0_0F01_REG_5, PREFIX_MOD_0_0FAE_REG_5.
Add MOD_0F1E_PREFIX_1, MOD_0F38F5_PREFIX_2, MOD_0F38F6_PREFIX_0.
(rm_table): Add MOD_0F38F5_PREFIX_2, MOD_0F38F6_PREFIX_0,
RM_0F1E_MOD_3_REG_7.  Use PREFIX_MOD_3_0F01_REG_5_RM_1 and
PREFIX_MOD_3_0F01_REG_5_RM_2.
* i386-gen.c (cpu_flag_init): Add CPU_CET_FLAGS.
(cpu_flags): Add CpuCET.
* i386-opc.h (CpuCET): New enum.
(CpuUnused): Commented out.
(i386_cpu_flags): Add cpucet.
* i386-opc.tbl: Add Intel CET instructions.
* i386-init.h: Regenerated.
* i386-tbl.h: Likewise.
17 files changed:
gas/ChangeLog
gas/config/tc-i386.c
gas/doc/c-i386.texi
gas/testsuite/gas/i386/cet-intel.d [new file with mode: 0644]
gas/testsuite/gas/i386/cet.d [new file with mode: 0644]
gas/testsuite/gas/i386/cet.s [new file with mode: 0644]
gas/testsuite/gas/i386/i386.exp
gas/testsuite/gas/i386/x86-64-cet-intel.d [new file with mode: 0644]
gas/testsuite/gas/i386/x86-64-cet.d [new file with mode: 0644]
gas/testsuite/gas/i386/x86-64-cet.s [new file with mode: 0644]
opcodes/ChangeLog
opcodes/i386-dis.c
opcodes/i386-gen.c
opcodes/i386-init.h
opcodes/i386-opc.h
opcodes/i386-opc.tbl
opcodes/i386-tbl.h