[llvm-commits] [llvm] r115882 - /llvm/trunk/lib/Target/X86/X86InstrArithmetic.td
Chris Lattner
sabre at nondot.org
Wed Oct 6 17:35:28 PDT 2010
Author: lattner
Date: Wed Oct 6 19:35:28 2010
New Revision: 115882
URL: http://llvm.org/viewvc/llvm-project?rev=115882&view=rev
Log:
add a bunch of classes for other common patterns.
As usual, no change in generated .inc files.
Modified:
llvm/trunk/lib/Target/X86/X86InstrArithmetic.td
Modified: llvm/trunk/lib/Target/X86/X86InstrArithmetic.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86InstrArithmetic.td?rev=115882&r1=115881&r2=115882&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86InstrArithmetic.td (original)
+++ llvm/trunk/lib/Target/X86/X86InstrArithmetic.td Wed Oct 6 19:35:28 2010
@@ -598,7 +598,7 @@
let hasREX_WPrefix = typeinfo.HasREX_WPrefix;
}
-
+// BinOpRR - Instructions like "add reg, reg, reg".
class BinOpRR<bits<8> opcode, string mnemonic, X86TypeInfo typeinfo,
SDNode opnode>
: ITy<opcode, MRMDestReg, typeinfo,
@@ -608,6 +608,7 @@
[(set typeinfo.RegClass:$dst, EFLAGS,
(opnode typeinfo.RegClass:$src1, typeinfo.RegClass:$src2))]>;
+// BinOpRR_Rev - Instructions like "add reg, reg, reg" (reversed encoding).
class BinOpRR_Rev<bits<8> opcode, string mnemonic, X86TypeInfo typeinfo>
: ITy<opcode, MRMSrcReg, typeinfo,
(outs typeinfo.RegClass:$dst),
@@ -617,6 +618,7 @@
let isCodeGenOnly = 1;
}
+// BinOpRM - Instructions like "add reg, reg, [mem]".
class BinOpRM<bits<8> opcode, string mnemonic, X86TypeInfo typeinfo,
SDNode opnode>
: ITy<opcode, MRMSrcMem, typeinfo,
@@ -651,6 +653,39 @@
let ImmT = Imm8; // Always 8-bit immediate.
}
+// BinOpMR - Instructions like "add [mem], reg".
+class BinOpMR<bits<8> opcode, string mnemonic, X86TypeInfo typeinfo,
+ SDNode opnode>
+ : ITy<opcode, MRMDestMem, typeinfo,
+ (outs), (ins typeinfo.MemOperand:$dst, typeinfo.RegClass:$src),
+ mnemonic, "{$src, $dst|$dst, $src}",
+ [(store (opnode (load addr:$dst), typeinfo.RegClass:$src), addr:$dst),
+ (implicit EFLAGS)]>;
+
+// BinOpMI - Instructions like "add [mem], imm".
+class BinOpMI<bits<8> opcode, string mnemonic, X86TypeInfo typeinfo,
+ SDNode opnode, Format f>
+ : ITy<opcode, f, typeinfo,
+ (outs), (ins typeinfo.MemOperand:$dst, typeinfo.ImmOperand:$src),
+ mnemonic, "{$src, $dst|$dst, $src}",
+ [(store (opnode (typeinfo.LoadNode addr:$dst),
+ typeinfo.ImmOperator:$src), addr:$dst),
+ (implicit EFLAGS)]> {
+ let ImmT = typeinfo.ImmEncoding;
+}
+
+// BinOpMI8 - Instructions like "add [mem], imm8".
+class BinOpMI8<bits<8> opcode, string mnemonic, X86TypeInfo typeinfo,
+ SDNode opnode, Format f>
+ : ITy<opcode, f, typeinfo,
+ (outs), (ins typeinfo.MemOperand:$dst, typeinfo.Imm8Operand:$src),
+ mnemonic, "{$src, $dst|$dst, $src}",
+ [(store (opnode (load addr:$dst),
+ typeinfo.Imm8Operator:$src), addr:$dst),
+ (implicit EFLAGS)]> {
+ let ImmT = Imm8; // Always 8-bit immediate.
+}
+
// Logical operators.
let Defs = [EFLAGS] in {
@@ -687,68 +722,24 @@
def AND64ri8 : BinOpRI8<0x82, "and", Xi64, X86and_flag, MRM4r>;
} // Constraints = "$src1 = $dst"
-def AND8mr : I<0x20, MRMDestMem,
- (outs), (ins i8mem :$dst, GR8 :$src),
- "and{b}\t{$src, $dst|$dst, $src}",
- [(store (and (load addr:$dst), GR8:$src), addr:$dst),
- (implicit EFLAGS)]>;
-def AND16mr : I<0x21, MRMDestMem,
- (outs), (ins i16mem:$dst, GR16:$src),
- "and{w}\t{$src, $dst|$dst, $src}",
- [(store (and (load addr:$dst), GR16:$src), addr:$dst),
- (implicit EFLAGS)]>,
- OpSize;
-def AND32mr : I<0x21, MRMDestMem,
- (outs), (ins i32mem:$dst, GR32:$src),
- "and{l}\t{$src, $dst|$dst, $src}",
- [(store (and (load addr:$dst), GR32:$src), addr:$dst),
- (implicit EFLAGS)]>;
-def AND64mr : RI<0x21, MRMDestMem,
- (outs), (ins i64mem:$dst, GR64:$src),
- "and{q}\t{$src, $dst|$dst, $src}",
- [(store (and (load addr:$dst), GR64:$src), addr:$dst),
- (implicit EFLAGS)]>;
-def AND8mi : Ii8<0x80, MRM4m,
- (outs), (ins i8mem :$dst, i8imm :$src),
- "and{b}\t{$src, $dst|$dst, $src}",
- [(store (and (loadi8 addr:$dst), imm:$src), addr:$dst),
- (implicit EFLAGS)]>;
-def AND16mi : Ii16<0x81, MRM4m,
- (outs), (ins i16mem:$dst, i16imm:$src),
- "and{w}\t{$src, $dst|$dst, $src}",
- [(store (and (loadi16 addr:$dst), imm:$src), addr:$dst),
- (implicit EFLAGS)]>,
- OpSize;
-def AND32mi : Ii32<0x81, MRM4m,
- (outs), (ins i32mem:$dst, i32imm:$src),
- "and{l}\t{$src, $dst|$dst, $src}",
- [(store (and (loadi32 addr:$dst), imm:$src), addr:$dst),
- (implicit EFLAGS)]>;
-def AND64mi32 : RIi32<0x81, MRM4m,
- (outs), (ins i64mem:$dst, i64i32imm:$src),
- "and{q}\t{$src, $dst|$dst, $src}",
- [(store (and (loadi64 addr:$dst), i64immSExt32:$src), addr:$dst),
- (implicit EFLAGS)]>;
-
-def AND16mi8 : Ii8<0x83, MRM4m,
- (outs), (ins i16mem:$dst, i16i8imm :$src),
- "and{w}\t{$src, $dst|$dst, $src}",
- [(store (and (load addr:$dst), i16immSExt8:$src), addr:$dst),
- (implicit EFLAGS)]>,
- OpSize;
-def AND32mi8 : Ii8<0x83, MRM4m,
- (outs), (ins i32mem:$dst, i32i8imm :$src),
- "and{l}\t{$src, $dst|$dst, $src}",
- [(store (and (load addr:$dst), i32immSExt8:$src), addr:$dst),
- (implicit EFLAGS)]>;
-def AND64mi8 : RIi8<0x83, MRM4m,
- (outs), (ins i64mem:$dst, i64i8imm :$src),
- "and{q}\t{$src, $dst|$dst, $src}",
- [(store (and (load addr:$dst), i64immSExt8:$src), addr:$dst),
- (implicit EFLAGS)]>;
+def AND8mr : BinOpMR<0x20, "and", Xi8 , and>;
+def AND16mr : BinOpMR<0x20, "and", Xi16, and>;
+def AND32mr : BinOpMR<0x20, "and", Xi32, and>;
+def AND64mr : BinOpMR<0x20, "and", Xi64, and>;
+
+
+def AND8mi : BinOpMI<0x80, "and", Xi8 , and, MRM4m>;
+def AND16mi : BinOpMI<0x80, "and", Xi16, and, MRM4m>;
+def AND32mi : BinOpMI<0x80, "and", Xi32, and, MRM4m>;
+def AND64mi32 : BinOpMI<0x80, "and", Xi64, and, MRM4m>;
+
+def AND16mi8 : BinOpMI8<0x82, "and", Xi16, and, MRM4m>;
+def AND32mi8 : BinOpMI8<0x82, "and", Xi32, and, MRM4m>;
+def AND64mi8 : BinOpMI8<0x82, "and", Xi64, and, MRM4m>;
-// FIXME: Implicitly modifiers AL.
+
+// FIXME: Implicitly modifies AL.
def AND8i8 : Ii8<0x24, RawFrm, (outs), (ins i8imm:$src),
"and{b}\t{$src, %al|%al, $src}", []>;
def AND16i16 : Ii16<0x25, RawFrm, (outs), (ins i16imm:$src),
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