Evan Cheng bbc726d624 Fix a minor bug in two-address pass. It was missing a commute opportunity. ...

regB = move RCX
regA = op regB, regC
RAX  = move regA
where both regB and regC are killed. If regB is constrainted to non-compatible
physical registers but regC is not constrainted at all, then it's better to
commute the instruction.
       movl    %edi, %eax
       shlq    $32, %rcx
       leaq    (%rcx,%rax), %rax
=>
       movl    %edi, %eax
       shlq    $32, %rcx
       orq     %rcx, %rax
rdar://8762995


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121793 91177308-0d34-0410-b5e6-96231b3b80d8

2010-12-14 21:34:53 +00:00

..

Alpha

If dbg_declare() or dbg_value() is not lowered by isel then emit DEBUG message instead of creating DBG_VALUE for undefined value in reg0.

2010-12-06 22:39:26 +00:00

ARM

bfi A, (and B, C1), C2) -> bfi A, B, C2 iff C1 & C2 == C1. rdar://8458663

2010-12-14 03:22:07 +00:00

Blackfin

Remove TargetInstrInfo::copyRegToReg entirely.

2010-07-11 17:01:17 +00:00

CBackend

Eliminate more uses of llvm-as and llvm-dis.

2009-09-09 00:09:15 +00:00

CellSPU

If dbg_declare() or dbg_value() is not lowered by isel then emit DEBUG message instead of creating DBG_VALUE for undefined value in reg0.

2010-12-06 22:39:26 +00:00

CPP

fix PR5295 where the .ll parser didn't reject a function after a global

2009-10-25 23:22:50 +00:00

Generic

Removing the useless test that I added recently. It was meant as an example, but not complicated enough to merit another test.

2010-11-20 07:26:51 +00:00

MBlaze

Missed some ADDI <-> ADDIK conversions in 121649.

2010-12-12 22:53:14 +00:00

Mips

Add ROTR and ROTRV mips32 instructions. Patch by Akira Hatanaka

2010-12-09 17:32:30 +00:00

MSP430

If dbg_declare() or dbg_value() is not lowered by isel then emit DEBUG message instead of creating DBG_VALUE for undefined value in reg0.

2010-12-06 22:39:26 +00:00

PowerPC

If dbg_declare() or dbg_value() is not lowered by isel then emit DEBUG message instead of creating DBG_VALUE for undefined value in reg0.

2010-12-06 22:39:26 +00:00

PTX

ptx: add shift instructions

2010-12-06 04:00:03 +00:00

SPARC

If dbg_declare() or dbg_value() is not lowered by isel then emit DEBUG message instead of creating DBG_VALUE for undefined value in reg0.

2010-12-06 22:39:26 +00:00

SystemZ

If dbg_declare() or dbg_value() is not lowered by isel then emit DEBUG message instead of creating DBG_VALUE for undefined value in reg0.

2010-12-06 22:39:26 +00:00

Thumb

If dbg_declare() or dbg_value() is not lowered by isel then emit DEBUG message instead of creating DBG_VALUE for undefined value in reg0.

2010-12-06 22:39:26 +00:00

Thumb2

Remove the rest of the *_sfp Neon instruction patterns.

2010-12-13 23:02:37 +00:00

X86

Fix a minor bug in two-address pass. It was missing a commute opportunity.

2010-12-14 21:34:53 +00:00

XCore

If dbg_declare() or dbg_value() is not lowered by isel then emit DEBUG message instead of creating DBG_VALUE for undefined value in reg0.

2010-12-06 22:39:26 +00:00

thumb2-mul.ll

Enable target-specific mul-lowering on ARM, even at -Os. Remove a test that this makes

2010-09-21 22:51:46 +00:00