Commit Graph

2 Commits

Author SHA1 Message Date
Renato Golin e11531f7ea [ARM] Add support for ARMV6K subtarget (Clang)
ARMv6K is another layer between ARMV6 and ARMV6T2. This is the Clang
side of the changes.

ARMV6 family LLVM implementation.

+-------------------------------------+
| ARMV6                               |
+----------------+--------------------+
| ARMV6M (thumb) | ARMV6K (arm,thumb) | <- From ARMV6K and ARMV6M processors
+----------------+--------------------+    have support for hint instructions
| ARMV6T2 (arm,thumb,thumb2)          |    (SEV/WFE/WFI/NOP/YIELD). They can
+-------------------------------------+    be either real or default to NOP.
| ARMV7 (arm,thumb,thumb2)            |    The two processors also use
+-------------------------------------+    different encoding for them.

Patch by Vinicius Tinti.

llvm-svn: 232469
2015-03-17 11:55:43 +00:00
Joerg Sonnenberger b7e0ac6253 Only override the target architecture on -m32 and friends if it is
actually different. Fixes a surprising link error with nodejs on rpi,
where armv6-netbsd-eabihf turned into armv5e-netbsd-eabihf, which
doesn't lacks the necessary VFP support.

llvm-svn: 217546
2014-09-10 21:25:37 +00:00