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-rw-r--r--lib/Target/PowerPC/PPCInstrFormats.td20
-rw-r--r--lib/Target/PowerPC/PPCInstrInfo.td6
2 files changed, 20 insertions, 6 deletions
diff --git a/lib/Target/PowerPC/PPCInstrFormats.td b/lib/Target/PowerPC/PPCInstrFormats.td
index ca4f612be5..a52bda249a 100644
--- a/lib/Target/PowerPC/PPCInstrFormats.td
+++ b/lib/Target/PowerPC/PPCInstrFormats.td
@@ -378,19 +378,33 @@ class XFXForm_3<bits<6> opcode, bits<10> xo, dag OL, string asmstr>
let Inst{31} = 0;
}
-class XFXForm_5<bits<6> opcode, bit mfcrf, bits<10> xo,
- dag OL, string asmstr> : I<opcode, OL, asmstr> {
+class XFXForm_5<bits<6> opcode, bits<10> xo, dag OL, string asmstr>
+ : I<opcode, OL, asmstr> {
bits<8> FXM;
bits<5> ST;
let Inst{6-10} = ST;
- let Inst{11} = mfcrf;
+ let Inst{11} = 0;
let Inst{12-19} = FXM;
let Inst{20} = 0;
let Inst{21-30} = xo;
let Inst{31} = 0;
}
+class XFXForm_5a<bits<6> opcode, bits<10> xo, dag OL, string asmstr>
+ : I<opcode, OL, asmstr> {
+ bits<5> ST;
+ bits<8> FXM;
+
+ let Inst{6-10} = ST;
+ let Inst{11} = 1;
+ let Inst{12-19} = FXM;
+ let Inst{20} = 0;
+ let Inst{21-30} = xo;
+ let Inst{31} = 0;
+}
+
+
class XFXForm_7<bits<6> opcode, bits<10> xo, dag OL, string asmstr>
: XFXForm_1<opcode, xo, OL, asmstr>;
diff --git a/lib/Target/PowerPC/PPCInstrInfo.td b/lib/Target/PowerPC/PPCInstrInfo.td
index 1e7c7a57fb..41e84ac5b5 100644
--- a/lib/Target/PowerPC/PPCInstrInfo.td
+++ b/lib/Target/PowerPC/PPCInstrInfo.td
@@ -364,10 +364,10 @@ def MCRF : XLForm_3<19, 0, (ops CRRC:$BF, CRRC:$BFA),
def MFCTR : XFXForm_1_ext<31, 339, 288, (ops GPRC:$rT), "mfctr $rT">;
def MFLR : XFXForm_1_ext<31, 339, 256, (ops GPRC:$rT), "mflr $rT">;
def MFCR : XFXForm_3<31, 19, (ops GPRC:$rT), "mfcr $rT">;
-def MTCRF : XFXForm_5<31, 0, 144, (ops CRRC:$FXM, GPRC:$rS),
+def MTCRF : XFXForm_5<31, 144, (ops CRRC:$FXM, GPRC:$rS),
"mtcrf $FXM, $rS">;
-def MFOCRF : XFXForm_5<31, 1, 19, (ops GPRC:$rT, crbitm:$FXM),
- "mfcr $rT, $FXM">;
+def MFOCRF : XFXForm_5a<31, 19, (ops GPRC:$rT, crbitm:$FXM),
+ "mfcr $rT, $FXM">;
def MTCTR : XFXForm_7_ext<31, 467, 288, (ops GPRC:$rS), "mtctr $rS">;
def MTLR : XFXForm_7_ext<31, 467, 256, (ops GPRC:$rS), "mtlr $rS">;