Commit Graph

4 Commits

Author SHA1 Message Date
Tim Northover 79ec019261 AArch64/ARM64: disentangle the "B.CC" and "LDR lit" operands
These can have different relocations in ELF. In particular both:

    b.eq global
    ldr x0, global

are valid, giving different relocations. The only possible way to distinguish
them is via a different fixup, so the operands had to be separated throughout
the backend.

llvm-svn: 207105
2014-04-24 12:12:10 +00:00
Bradley Smith 3971d3dc75 [ARM64] Rename LR to the UAL-compliant 'X30'.
llvm-svn: 205885
2014-04-09 14:43:59 +00:00
Bradley Smith 6f1aa59c31 [ARM64] Rename FP to the UAL-compliant 'X29'.
llvm-svn: 205884
2014-04-09 14:43:50 +00:00
Tim Northover 00ed9964c6 ARM64: initial backend import
This adds a second implementation of the AArch64 architecture to LLVM,
accessible in parallel via the "arm64" triple. The plan over the
coming weeks & months is to merge the two into a single backend,
during which time thorough code review should naturally occur.

Everything will be easier with the target in-tree though, hence this
commit.

llvm-svn: 205090
2014-03-29 10:18:08 +00:00