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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74976 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng 2009-07-08 00:05:05 +00:00
parent 0fc0ade095
commit c9a4153eef
2 changed files with 9 additions and 1 deletions
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3
lib/Target/ARM/ARMCodeEmitter.cpp
View File

@ -1165,7 +1165,8 @@ void Emitter<CodeEmitter>::emitMiscBranchInstruction(const MachineInstr &MI) {
emitDataProcessingInstruction(MI, ARM::PC);
// Then emit the inline jump table.
unsigned JTIndex = (TID.Opcode == ARM::BR_JTr || TID.Opcode == ARM::t2BR_JTr)
unsigned JTIndex =
(TID.Opcode == ARM::BR_JTr || TID.Opcode == ARM::t2BR_JTr)
? MI.getOperand(1).getIndex() : MI.getOperand(2).getIndex();
emitInlineJumpTable(JTIndex);
return;

7
lib/Target/ARM/README-Thumb2.txt Normal file
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@ -0,0 +1,7 @@
//===---------------------------------------------------------------------===//
// Random ideas for the ARM backend (Thumb2 specific).
//===---------------------------------------------------------------------===//
* We should model IT instructions explicitly. We should introduce them (even if
if-converter is not run, the function could still contain movcc's) before
PEI since passes starting from PEI may require exact code size.