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Improve Mips JIT.

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Implement encoder methods getJumpTargetOpValue and getBranchTargetOpValue
for jmptarget and brtarget Mips tablegen operand types in the code emitter
for old-style JIT. Rename the pc relative relocation for branches - new
name is Mips::reloc_mips_pc16.

Patch by Sasa Stankovic

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147382 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bruno Cardoso Lopes
2011-12-30 21:04:30 +00:00
parent db186c4c83
commit 3aa035fa0c
3 changed files with 15 additions and 6 deletions
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2
lib/Target/Mips/MipsJITInfo.cpp
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@ -200,7 +200,7 @@ void MipsJITInfo::relocate(void *Function, MachineRelocation *MR,
intptr_t ResultPtr = (intptr_t) MR->getResultPointer();
switch ((Mips::RelocationType) MR->getRelocationType()) {
case Mips::reloc_mips_branch:
case Mips::reloc_mips_pc16:
ResultPtr = (((ResultPtr - (intptr_t) RelocPos) - 4) >> 2) & 0xffff;
*((unsigned*) RelocPos) |= (unsigned) ResultPtr;
break;