diff options
| author | Chris Lattner <sabre@nondot.org> | 2010-11-15 04:51:55 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2010-11-15 04:51:55 +0000 |
| commit | a04084e777db923faea0d2c93ce667054fdf576f (patch) | |
| tree | 5fcc5f1ee07850756eb091fe7e03a947978e45ae /lib/Target/PowerPC/PPCMCCodeEmitter.cpp | |
| parent | a2d602529d4ddde934bde14b43d15a0d009f76d3 (diff) | |
add basic encoding support for immediates and registers, allowing us
to encode all of these instructions correctly (for example):
mflr r0 ; encoding: [0x7c,0x08,0x02,0xa6]
stw r0, 8(r1) ; encoding: [0x90,0x01,0x00,0x08]
stwu r1, -64(r1) ; encoding: [0x94,0x21,0xff,0xc0]
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@119118 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/PowerPC/PPCMCCodeEmitter.cpp')
| -rw-r--r-- | lib/Target/PowerPC/PPCMCCodeEmitter.cpp | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/lib/Target/PowerPC/PPCMCCodeEmitter.cpp b/lib/Target/PowerPC/PPCMCCodeEmitter.cpp index 889fe0f046..fd98f4dfb1 100644 --- a/lib/Target/PowerPC/PPCMCCodeEmitter.cpp +++ b/lib/Target/PowerPC/PPCMCCodeEmitter.cpp @@ -13,6 +13,7 @@ #define DEBUG_TYPE "mccodeemitter" #include "PPC.h" +#include "PPCRegisterInfo.h" #include "llvm/MC/MCCodeEmitter.h" #include "llvm/MC/MCInst.h" #include "llvm/ADT/Statistic.h" @@ -91,6 +92,12 @@ MCCodeEmitter *llvm::createPPCMCCodeEmitter(const Target &, TargetMachine &TM, unsigned PPCMCCodeEmitter:: getMachineOpValue(const MCInst &MI, const MCOperand &MO, SmallVectorImpl<MCFixup> &Fixups) const { + if (MO.isReg()) + return PPCRegisterInfo::getRegisterNumbering(MO.getReg()); + + if (MO.isImm()) + return MO.getImm(); + // FIXME. return 0; } |