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assert if no AVX2 / SSE2 support

This commit is contained in:
Anthony Pesch 2017-11-04 23:01:25 -04:00
parent ffc48584f1
commit 2d098bb7cf
1 changed files with 5 additions and 1 deletions
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6
src/jit/backend/x64/x64_backend.cc
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@ -749,8 +749,12 @@ struct jit_backend *x64_backend_create(struct jit_guest *guest, void *code,
int r = protect_pages(code, code_size, ACC_READWRITEEXEC);
CHECK(r);
int have_avx2 = cpu.has(Xbyak::util::Cpu::tAVX2);
int have_sse2 = cpu.has(Xbyak::util::Cpu::tSSE2);
CHECK(have_avx2 || have_sse2, "CPU must support either AVX2 or SSE2");
backend->codegen = new Xbyak::CodeGenerator(code_size, code);
backend->use_avx = cpu.has(Xbyak::util::Cpu::tAVX2);
backend->use_avx = have_avx2;
/* create disassembler */
int res = cs_open(CS_ARCH_X86, CS_MODE_64, &backend->capstone_handle);