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15 Commits

Author SHA1 Message Date
Bob Wilson 482495695e Use thumb2 for ARM architectures V6T2 and later. Fix a bug in checking 
for "thumb" and add a check for V6T2.

llvm-svn: 73905
 2009-06-22 21:28:22 +00:00
Bob Wilson 4582530a2c For Darwin on ARMv6 and newer, make register r9 available for use as a 
caller-saved register.

llvm-svn: 73901
 2009-06-22 21:01:46 +00:00
Evan Cheng a0ca298f8a Remove UseThumbBacktraces. Just check if subtarget is darwin. 
llvm-svn: 73734
 2009-06-18 23:14:30 +00:00
Anton Korobeynikov 77d1943637 The attached patches implement most of the ARM AAPCS-VFP hard float 
ABI. The missing piece is support for putting "homogeneous aggregates"
into registers.

Patch by Sandeep Patel!

llvm-svn: 73095
 2009-06-08 22:53:56 +00:00
Anton Korobeynikov 12694bd8ac Implement review feedback. Make thumb2 'normal' subtarget feature 
llvm-svn: 72698
 2009-06-01 20:00:48 +00:00
Anton Korobeynikov b6f4538683 Add placeholder for thumb2 stuff 
llvm-svn: 72593
 2009-05-29 23:41:08 +00:00
Anton Korobeynikov 0b91cc4260 Add ARMv7 architecture, Cortex processors and different FPU modes handling. 
llvm-svn: 72337
 2009-05-23 19:51:43 +00:00
Anton Korobeynikov 08bf4c0f5a Propagate CPU string out of SubtargetFeatures 
llvm-svn: 72335
 2009-05-23 19:50:50 +00:00
Evan Cheng 0ee0da841d ARM target now also recognize triplets like thumbv6-apple-darwin and set thumb mode and arch subversion. Eventually thumb triplets will go way and replaced with function notes. 
llvm-svn: 66435
 2009-03-09 20:25:39 +00:00
Evan Cheng ec415efb44 Recognize triplets starting with armv5-, armv6- etc. And set the ARM arch version accordingly. 
llvm-svn: 66365
 2009-03-08 04:02:49 +00:00
Chris Lattner f3ebc3f3d2 Remove attribution from file headers, per discussion on llvmdev. 
llvm-svn: 45418
 2007-12-29 20:36:04 +00:00
Evan Cheng 9f8301413c Added -march=thumb; removed -enable-thumb. 
llvm-svn: 34521
 2007-02-23 03:14:31 +00:00
Lauro Ramos Venancio 048e16ff8f Add ABI information to ARM subtarget. 
llvm-svn: 34245
 2007-02-13 19:52:28 +00:00
Evan Cheng 181fe36d6c Introduce TargetType's ELF and Darwin. 
llvm-svn: 33363
 2007-01-19 19:22:40 +00:00
Evan Cheng 10043e215b ARM backend contribution from Apple. 
llvm-svn: 33353
 2007-01-19 07:51:42 +00:00