[llvm-commits] [llvm] r171128 - /llvm/trunk/lib/Target/X86/X86InstrInfo.td
Craig Topper
craig.topper at gmail.com
Wed Dec 26 18:01:33 PST 2012
Author: ctopper
Date: Wed Dec 26 20:01:33 2012
New Revision: 171128
URL: http://llvm.org/viewvc/llvm-project?rev=171128&view=rev
Log:
Add mayLoad, mayStore, and hasSideEffects tags to BT/BTS/BTR/BTC instructions. Shouldn't change any functionality since they don't have patterns to select them.
Modified:
llvm/trunk/lib/Target/X86/X86InstrInfo.td
Modified: llvm/trunk/lib/Target/X86/X86InstrInfo.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86InstrInfo.td?rev=171128&r1=171127&r2=171128&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86InstrInfo.td (original)
+++ llvm/trunk/lib/Target/X86/X86InstrInfo.td Wed Dec 26 20:01:33 2012
@@ -1133,24 +1133,26 @@
// perspective, this is pretty bizarre. Make these instructions disassembly
// only for now.
-def BT16mr : I<0xA3, MRMDestMem, (outs), (ins i16mem:$src1, GR16:$src2),
- "bt{w}\t{$src2, $src1|$src1, $src2}",
-// [(X86bt (loadi16 addr:$src1), GR16:$src2),
-// (implicit EFLAGS)]
- [], IIC_BT_MR
- >, OpSize, TB, Requires<[FastBTMem]>;
-def BT32mr : I<0xA3, MRMDestMem, (outs), (ins i32mem:$src1, GR32:$src2),
- "bt{l}\t{$src2, $src1|$src1, $src2}",
-// [(X86bt (loadi32 addr:$src1), GR32:$src2),
-// (implicit EFLAGS)]
- [], IIC_BT_MR
- >, TB, Requires<[FastBTMem]>;
-def BT64mr : RI<0xA3, MRMDestMem, (outs), (ins i64mem:$src1, GR64:$src2),
- "bt{q}\t{$src2, $src1|$src1, $src2}",
-// [(X86bt (loadi64 addr:$src1), GR64:$src2),
-// (implicit EFLAGS)]
- [], IIC_BT_MR
- >, TB;
+let mayLoad = 1, hasSideEffects = 0 in {
+ def BT16mr : I<0xA3, MRMDestMem, (outs), (ins i16mem:$src1, GR16:$src2),
+ "bt{w}\t{$src2, $src1|$src1, $src2}",
+ // [(X86bt (loadi16 addr:$src1), GR16:$src2),
+ // (implicit EFLAGS)]
+ [], IIC_BT_MR
+ >, OpSize, TB, Requires<[FastBTMem]>;
+ def BT32mr : I<0xA3, MRMDestMem, (outs), (ins i32mem:$src1, GR32:$src2),
+ "bt{l}\t{$src2, $src1|$src1, $src2}",
+ // [(X86bt (loadi32 addr:$src1), GR32:$src2),
+ // (implicit EFLAGS)]
+ [], IIC_BT_MR
+ >, TB, Requires<[FastBTMem]>;
+ def BT64mr : RI<0xA3, MRMDestMem, (outs), (ins i64mem:$src1, GR64:$src2),
+ "bt{q}\t{$src2, $src1|$src1, $src2}",
+ // [(X86bt (loadi64 addr:$src1), GR64:$src2),
+ // (implicit EFLAGS)]
+ [], IIC_BT_MR
+ >, TB;
+}
def BT16ri8 : Ii8<0xBA, MRM4r, (outs), (ins GR16:$src1, i16i8imm:$src2),
"bt{w}\t{$src2, $src1|$src1, $src2}",
@@ -1181,7 +1183,7 @@
[(set EFLAGS, (X86bt (loadi64 addr:$src1),
i64immSExt8:$src2))], IIC_BT_MI>, TB;
-
+let hasSideEffects = 0 in {
def BTC16rr : I<0xBB, MRMDestReg, (outs), (ins GR16:$src1, GR16:$src2),
"btc{w}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_RR>,
OpSize, TB;
@@ -1189,6 +1191,8 @@
"btc{l}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_RR>, TB;
def BTC64rr : RI<0xBB, MRMDestReg, (outs), (ins GR64:$src1, GR64:$src2),
"btc{q}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_RR>, TB;
+
+let mayLoad = 1, mayStore = 1 in {
def BTC16mr : I<0xBB, MRMDestMem, (outs), (ins i16mem:$src1, GR16:$src2),
"btc{w}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_MR>,
OpSize, TB;
@@ -1196,6 +1200,8 @@
"btc{l}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_MR>, TB;
def BTC64mr : RI<0xBB, MRMDestMem, (outs), (ins i64mem:$src1, GR64:$src2),
"btc{q}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_MR>, TB;
+}
+
def BTC16ri8 : Ii8<0xBA, MRM7r, (outs), (ins GR16:$src1, i16i8imm:$src2),
"btc{w}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_RI>,
OpSize, TB;
@@ -1203,6 +1209,8 @@
"btc{l}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_RI>, TB;
def BTC64ri8 : RIi8<0xBA, MRM7r, (outs), (ins GR64:$src1, i64i8imm:$src2),
"btc{q}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_RI>, TB;
+
+let mayLoad = 1, mayStore = 1 in {
def BTC16mi8 : Ii8<0xBA, MRM7m, (outs), (ins i16mem:$src1, i16i8imm:$src2),
"btc{w}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_MI>,
OpSize, TB;
@@ -1210,6 +1218,7 @@
"btc{l}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_MI>, TB;
def BTC64mi8 : RIi8<0xBA, MRM7m, (outs), (ins i64mem:$src1, i64i8imm:$src2),
"btc{q}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_MI>, TB;
+}
def BTR16rr : I<0xB3, MRMDestReg, (outs), (ins GR16:$src1, GR16:$src2),
"btr{w}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_RR>,
@@ -1218,6 +1227,8 @@
"btr{l}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_RR>, TB;
def BTR64rr : RI<0xB3, MRMDestReg, (outs), (ins GR64:$src1, GR64:$src2),
"btr{q}\t{$src2, $src1|$src1, $src2}", []>, TB;
+
+let mayLoad = 1, mayStore = 1 in {
def BTR16mr : I<0xB3, MRMDestMem, (outs), (ins i16mem:$src1, GR16:$src2),
"btr{w}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_MR>,
OpSize, TB;
@@ -1225,6 +1236,8 @@
"btr{l}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_MR>, TB;
def BTR64mr : RI<0xB3, MRMDestMem, (outs), (ins i64mem:$src1, GR64:$src2),
"btr{q}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_MR>, TB;
+}
+
def BTR16ri8 : Ii8<0xBA, MRM6r, (outs), (ins GR16:$src1, i16i8imm:$src2),
"btr{w}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_RI>,
OpSize, TB;
@@ -1232,6 +1245,8 @@
"btr{l}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_RI>, TB;
def BTR64ri8 : RIi8<0xBA, MRM6r, (outs), (ins GR64:$src1, i64i8imm:$src2),
"btr{q}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_RI>, TB;
+
+let mayLoad = 1, mayStore = 1 in {
def BTR16mi8 : Ii8<0xBA, MRM6m, (outs), (ins i16mem:$src1, i16i8imm:$src2),
"btr{w}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_MI>,
OpSize, TB;
@@ -1239,6 +1254,7 @@
"btr{l}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_MI>, TB;
def BTR64mi8 : RIi8<0xBA, MRM6m, (outs), (ins i64mem:$src1, i64i8imm:$src2),
"btr{q}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_MI>, TB;
+}
def BTS16rr : I<0xAB, MRMDestReg, (outs), (ins GR16:$src1, GR16:$src2),
"bts{w}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_RR>,
@@ -1247,6 +1263,8 @@
"bts{l}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_RR>, TB;
def BTS64rr : RI<0xAB, MRMDestReg, (outs), (ins GR64:$src1, GR64:$src2),
"bts{q}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_RR>, TB;
+
+let mayLoad = 1, mayStore = 1 in {
def BTS16mr : I<0xAB, MRMDestMem, (outs), (ins i16mem:$src1, GR16:$src2),
"bts{w}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_MR>,
OpSize, TB;
@@ -1254,6 +1272,8 @@
"bts{l}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_MR>, TB;
def BTS64mr : RI<0xAB, MRMDestMem, (outs), (ins i64mem:$src1, GR64:$src2),
"bts{q}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_MR>, TB;
+}
+
def BTS16ri8 : Ii8<0xBA, MRM5r, (outs), (ins GR16:$src1, i16i8imm:$src2),
"bts{w}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_RI>,
OpSize, TB;
@@ -1261,6 +1281,8 @@
"bts{l}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_RI>, TB;
def BTS64ri8 : RIi8<0xBA, MRM5r, (outs), (ins GR64:$src1, i64i8imm:$src2),
"bts{q}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_RI>, TB;
+
+let mayLoad = 1, mayStore = 1 in {
def BTS16mi8 : Ii8<0xBA, MRM5m, (outs), (ins i16mem:$src1, i16i8imm:$src2),
"bts{w}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_MI>,
OpSize, TB;
@@ -1268,6 +1290,8 @@
"bts{l}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_MI>, TB;
def BTS64mi8 : RIi8<0xBA, MRM5m, (outs), (ins i64mem:$src1, i64i8imm:$src2),
"bts{q}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_MI>, TB;
+}
+} // hasSideEffects = 0
} // Defs = [EFLAGS]
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