Sorry, didn't include changelog. Here is it:
gcc/
* common/config/i386/i386-common.c
(OPTION_MASK_ISA_SGX_UNSET, OPTION_MASK_ISA_SGX_SET): New.
(ix86_handle_option): Handle OPT_msgx.
* config.gcc: Added sgxintrin.h.
* config/i386/cpuid.h (bit_SGX): New.
* config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
* config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
* config/i386/i386.c
(ix86_target_string): Add -msgx.
(PTA_SGX): New.
(ix86_option_override_internal): Handle new options.
(ix86_valid_target_attribute_inner_p): Add sgx.
* config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
* config/i386/i386.opt: Add msgx.
* config/i386/sgxintrin.h: New file.
* config/i386/x86intrin.h: Add sgxintrin.h.
* testsuite/gcc.target/i386/sgx.c New test
libgcc/
config/i386/cpuinfo.c (get_available_features): Handle FEATURE_SGX.
config/i386/cpuinfo.h (FEATURE_SGX): New.
On Thu, Dec 29, 2016 at 10:50 AM, Koval, Julia <julia.ko...@intel.com> wrote:
> Hi,
>
> This patch enables Intel SGX instructions (Reference:
> https://software.intel.com/sites/default/files/managed/39/c5/325462-sdm-vol-1-2abcd-3abcd.pdf
> page 4478 in pdf and 3D 41-1 in page numbers) Ok for trunk?
>
> Thanks,
> Julia
