* Implement PowerPC block trampoline
* Adjust pagesize on ppc64
* Skip UnexpectedException test for PowerPC
* Move PAGE_SIZE to asmconstants.h
* Use PAGE_SIZE and PAGE_SHIFT macros for PowerPC
* Add ppc64el and powerpc qemu-crossbuild targets
* Add NO_SAFE_CACHING definition and guards
* Do not export objc_method_cache_version on ppc32
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Co-authored-by: David Chisnall <davidchisnall@users.noreply.github.com>
* Add __GNUSTEP_MSGSEND__ definition
* Mark test as skipped if return code is 77
* Skip tests using objc_msgSend if not available
* ManyManySelectors: Skip objc_msgSend if not available
* Skip UnexpectedException test on ARM and AArch64
* Add UnexpectedException.m to list of unit tests
* Call manyArgs with objc_msgSend directly