fix imm value in AArch64MCCodeEmitter::getLoadLiteralOpValue

for issue #284

ARM64(llvm): Disable range checking on instructions with a PC-relative offset

ARM64(llvm): Disable range checking on instructions with a PC-relative offset (b/bl/cbz/cbnz/tbz/tbnz/ldr/ldrsw/prfm)

Fix directive address update

Update nix compile docs to use lib64 option

The 'fhs' build option has been renamed to 'lib64'

added support to get current fragment size in the streamer interface. This fixes the address update issue in case of directive emitting values in between instructions and breaking the follow up relative jumps

regression test x86 call [symbol], issue 271

Create x86_call0.py

mips jal test

fix mistakes in docs

LLVM_TARGETS_TO_BUILD should split with ';' not ','

fix cmake failed problem when cross compile with Android NDK under Windows

Update x86_issue10.py

Added test case for issue #207.

https://github.com/keystone-engine/keystone/issues/207

* Adding unit test for arm_bl relative branch

* reducing number of instructions required to create failure

* typo

* Adding more test cases

This reverts commit f4778cff.

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