LDMXCSR failures on AWS

[artemdinaburg]

On AWS (on intel CPUs, AMD may have other issues) we get the following failures related to LDMXCSR.

2022-03-21T23:03:33.8446730Z /__w/cxx-common/cxx-common/remill/tests/X86/Run.cpp:826: Failure
2022-03-21T23:03:33.8446850Z Expected equality of these values:
2022-03-21T23:03:33.8446997Z   lifted_state->gpr
2022-03-21T23:03:33.8447716Z     Which is: 272-byte object <00-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 A0-6B C8-02 00-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 ... 00-00 00-00 00-00 00-00 60-E0 B6-02 00-00 00-00 00-00 00-00 00-00 00-00 1F-E3 70-02 00-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 75-01 4C-00 00-00 00-00>
2022-03-21T23:03:33.8447852Z   native_state->gpr
2022-03-21T23:03:33.8448562Z     Which is: 272-byte object <00-00 00-00 00-00 00-00 80-F0 5C-81 C2-DA 05-00 00-00 00-00 00-00 00-00 58-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 18-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 68-27 03-00 00-00 00-00 ... 00-00 00-00 00-00 00-00 48-3D 2C-51 FF-7F 00-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 75-01 4C-00 00-00 00-00>
2022-03-21T23:03:33.8448727Z Lifted GPR differs from native GPR
2022-03-21T23:03:33.8448957Z /__w/cxx-common/cxx-common/remill/tests/X86/Run.cpp:835: Failure
2022-03-21T23:03:33.8449049Z Value of: false
2022-03-21T23:03:33.8449136Z   Actual: false
2022-03-21T23:03:33.8449218Z Expected: true
2022-03-21T23:03:33.8449415Z States did not match for LDMXCSR_MEMd_1 with ARG1=0x0 and CF=0 PF=0 AF=0 ZF=0 SF=0 DF=0 OF=0
2022-03-21T23:03:33.8449639Z /__w/cxx-common/cxx-common/remill/tests/X86/Run.cpp:839: Failure
2022-03-21T23:03:33.8449744Z Expected equality of these values:
2022-03-21T23:03:33.8449975Z   lifted_state->gpr.rax.qword
2022-03-21T23:03:33.8450066Z     Which is: 0
2022-03-21T23:03:33.8450218Z   native_state->gpr.rax.qword
2022-03-21T23:03:33.8450308Z     Which is: 1647903812415616
2022-03-21T23:03:33.8450522Z /__w/cxx-common/cxx-common/remill/tests/X86/Run.cpp:840: Failure
2022-03-21T23:03:33.8450632Z Expected equality of these values:
2022-03-21T23:03:33.8450784Z   lifted_state->gpr.rbx.qword
2022-03-21T23:03:33.8450884Z     Which is: 46689184
2022-03-21T23:03:33.8451037Z   native_state->gpr.rbx.qword
2022-03-21T23:03:33.8451118Z     Which is: 88
2022-03-21T23:03:33.8451343Z /__w/cxx-common/cxx-common/remill/tests/X86/Run.cpp:841: Failure
2022-03-21T23:03:33.8451446Z Expected equality of these values:
2022-03-21T23:03:33.8451600Z   lifted_state->gpr.rcx.qword
2022-03-21T23:03:33.8451687Z     Which is: 0
2022-03-21T23:03:33.8451840Z   native_state->gpr.rcx.qword
2022-03-21T23:03:33.8451920Z     Which is: 24
2022-03-21T23:03:33.8452180Z /__w/cxx-common/cxx-common/remill/tests/X86/Run.cpp:842: Failure
2022-03-21T23:03:33.8452282Z Expected equality of these values:
2022-03-21T23:03:33.8452433Z   lifted_state->gpr.rdx.qword
2022-03-21T23:03:33.8452513Z     Which is: 0
2022-03-21T23:03:33.8452663Z   native_state->gpr.rdx.qword
2022-03-21T23:03:33.8452749Z     Which is: 206696
2022-03-21T23:03:33.8452995Z /__w/cxx-common/cxx-common/remill/tests/X86/Run.cpp:843: Failure
2022-03-21T23:03:33.8453105Z Expected equality of these values:
2022-03-21T23:03:33.8453257Z   lifted_state->gpr.rdi.qword
2022-03-21T23:03:33.8453338Z     Which is: 0
2022-03-21T23:03:33.8453496Z   native_state->gpr.rdi.qword
2022-03-21T23:03:33.8453578Z     Which is: 140734555241432
2022-03-21T23:03:33.8453791Z /__w/cxx-common/cxx-common/remill/tests/X86/Run.cpp:845: Failure
2022-03-21T23:03:33.8453899Z Expected equality of these values:
2022-03-21T23:03:33.8454057Z   lifted_state->gpr.rbp.qword
2022-03-21T23:03:33.8454146Z     Which is: 140734555247312
2022-03-21T23:03:33.8454293Z   native_state->gpr.rbp.qword
2022-03-21T23:03:33.8454385Z     Which is: 139987882501976
2022-03-21T23:03:33.8454606Z /__w/cxx-common/cxx-common/remill/tests/X86/Run.cpp:846: Failure
2022-03-21T23:03:33.8454711Z Expected equality of these values:
2022-03-21T23:03:33.8454848Z   lifted_state->gpr.rsp.qword
2022-03-21T23:03:33.8454935Z     Which is: 41848440
2022-03-21T23:03:33.8455086Z   native_state->gpr.rsp.qword
2022-03-21T23:03:33.8455166Z     Which is: 140734555241424
2022-03-21T23:03:33.8455387Z /__w/cxx-common/cxx-common/remill/tests/X86/Run.cpp:847: Failure
2022-03-21T23:03:33.8455490Z Expected equality of these values:
2022-03-21T23:03:33.8455658Z   lifted_state->gpr.r8.qword
2022-03-21T23:03:33.8455739Z     Which is: 0
2022-03-21T23:03:33.8455876Z   native_state->gpr.r8.qword
2022-03-21T23:03:33.8455972Z     Which is: 1647903812
2022-03-21T23:03:33.8456181Z /__w/cxx-common/cxx-common/remill/tests/X86/Run.cpp:848: Failure
2022-03-21T23:03:33.8456291Z Expected equality of these values:
2022-03-21T23:03:33.8456433Z   lifted_state->gpr.r9.qword
2022-03-21T23:03:33.8456526Z     Which is: 41840128
2022-03-21T23:03:33.8456676Z   native_state->gpr.r9.qword
2022-03-21T23:03:33.8456763Z     Which is: 140734555263104
2022-03-21T23:03:33.8456977Z /__w/cxx-common/cxx-common/remill/tests/X86/Run.cpp:849: Failure
2022-03-21T23:03:33.8457094Z Expected equality of these values:
2022-03-21T23:03:33.8457235Z   lifted_state->gpr.r10.qword
2022-03-21T23:03:33.8457358Z     Which is: 8
2022-03-21T23:03:33.8457515Z   native_state->gpr.r10.qword
2022-03-21T23:03:33.8457608Z     Which is: 206696
2022-03-21T23:03:33.8457827Z /__w/cxx-common/cxx-common/remill/tests/X86/Run.cpp:851: Failure
2022-03-21T23:03:33.8457932Z Expected equality of these values:
2022-03-21T23:03:33.8458085Z   lifted_state->gpr.r12.qword
2022-03-21T23:03:33.8458169Z     Which is: 4725408
2022-03-21T23:03:33.8458313Z   native_state->gpr.r12.qword
2022-03-21T23:03:33.8458386Z     Which is: 563
2022-03-21T23:03:33.8458609Z /__w/cxx-common/cxx-common/remill/tests/X86/Run.cpp:852: Failure
2022-03-21T23:03:33.8458752Z Expected equality of these values:
2022-03-21T23:03:33.8458902Z   lifted_state->gpr.r13.qword
2022-03-21T23:03:33.8458994Z     Which is: 45539424
2022-03-21T23:03:33.8459140Z   native_state->gpr.r13.qword
2022-03-21T23:03:33.8459226Z     Which is: 140734555241800
2022-03-21T23:03:33.8459445Z /__w/cxx-common/cxx-common/remill/tests/X86/Run.cpp:853: Failure
2022-03-21T23:03:33.8459557Z Expected equality of these values:
2022-03-21T23:03:33.8459727Z   lifted_state->gpr.r14.qword
2022-03-21T23:03:33.8459810Z     Which is: 40952607
2022-03-21T23:03:33.8459959Z   native_state->gpr.r14.qword
2022-03-21T23:03:33.8460043Z     Which is: 0```