Pranav Bhandarkar 7dda912cd7 Hexagon - Add peephole optimizations for zero extends. ... * lib/Target/Hexagon/HexagonInstrInfo.td: Add patterns to combine a sequence of a pair of i32->i64 extensions followed by a "bitwise or" into COMBINE_rr. * lib/Target/Hexagon/HexagonPeephole.cpp: Copy propagate Rx in the instruction Rp = COMBINE_Ir_V4(0, Rx) to the uses of Rp:subreg_loreg. * test/CodeGen/Hexagon/union-1.ll: New test. * test/CodeGen/Hexagon/combine_ir.ll: Fix test. llvm-svn: 180946		2013-05-02 20:22:51 +00:00
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AArch64	Replace coff-/elf-dump with llvm-readobj	2013-04-12 04:06:46 +00:00
ARM	Optimize away nop CONCAT_VECTOR nodes.	2013-05-01 19:18:51 +00:00
CPP	test commit: remove blank line.	2013-03-14 05:43:59 +00:00
Generic	TBAA: remove !tbaa from testing cases if not used.	2013-04-30 17:52:57 +00:00
Hexagon	Hexagon - Add peephole optimizations for zero extends.	2013-05-02 20:22:51 +00:00
Inputs	Revert "Adding DIImportedModules to DIScopes."	2013-03-28 02:44:59 +00:00
MBlaze	Remove unnecessary leading comment characters in lit-only file	2013-03-18 22:08:16 +00:00
MSP430	Remove unnecessary leading comment characters in lit-only file	2013-03-18 22:08:16 +00:00
Mips	[mips] Fix handling of instructions which copy to/from accumulator registers.	2013-04-30 23:22:09 +00:00
NVPTX	[NVPTX] Remove support for SM < 2.0. This was never fully supported anyway.	2013-03-30 14:29:30 +00:00
PowerPC	LocalStackSlotAllocation improvements	2013-04-30 20:04:37 +00:00
R600	TBAA: remove !tbaa from testing cases if not used.	2013-04-30 17:52:57 +00:00
SI	Add R600 backend	2012-12-11 21:25:42 +00:00
SPARC	Cleanup: test source files do not need to be executable	2013-04-22 08:02:43 +00:00
Thumb	LocalStackSlotAllocation improvements	2013-04-30 20:04:37 +00:00
Thumb2	TBAA: remove !tbaa from testing cases if not used.	2013-04-30 17:52:57 +00:00
X86	TBAA: remove !tbaa from testing cases if not used.	2013-05-02 18:11:35 +00:00
XCore	[XCore] Extend test to check positve offsets are folded into addresses.	2013-04-16 20:05:52 +00:00