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Recognize mftbl as alias for mftb, for symmetry with mttb. 

llvm-svn: 214769
This commit is contained in:
Joerg Sonnenberger 2014-08-04 20:28:34 +00:00
parent 48e28e09bb
commit 6e842b34a0
2 changed files with 4 additions and 0 deletions
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1
llvm/lib/Target/PowerPC/PPCInstrInfo.td
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@ -3208,6 +3208,7 @@ def : InstAlias<"mtpid $Rx", (MTSPR 48, gprc:$Rx)>, Requires<[IsBookE]>;
def : InstAlias<"mfpid $Rx", (MFSPR gprc:$Rx, 48)>, Requires<[IsBookE]>;
def : InstAlias<"mftb $Rx", (MFTB gprc:$Rx, 268)>;
def : InstAlias<"mftbl $Rx", (MFTB gprc:$Rx, 268)>;
def : InstAlias<"mftbu $Rx", (MFTB gprc:$Rx, 269)>;
def : InstAlias<"xnop", (XORI R0, R0, 0)>;

3
llvm/test/MC/PowerPC/ppc64-encoding-bookII.s
View File

@ -106,6 +106,9 @@
# CHECK-BE: mftb 2, 268 # encoding: [0x7c,0x4c,0x42,0xe6]
# CHECK-LE: mftb 2, 268 # encoding: [0xe6,0x42,0x4c,0x7c]
mftb 2
# CHECK-BE: mftb 2, 268 # encoding: [0x7c,0x4c,0x42,0xe6]
# CHECK-LE: mftb 2, 268 # encoding: [0xe6,0x42,0x4c,0x7c]
mftbl 2
# CHECK-BE: mftb 2, 269 # encoding: [0x7c,0x4d,0x42,0xe6]
# CHECK-LE: mftb 2, 269 # encoding: [0xe6,0x42,0x4d,0x7c]
mftbu 2