+++ /dev/null
-//====- X86Instr64bit.td - Describe X86-64 Instructions ----*- tablegen -*-===//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// This file describes the X86-64 instruction set, defining the instructions,
-// and properties of the instructions which are needed for code generation,
-// machine code emission, and analysis.
-//
-//===----------------------------------------------------------------------===//
-
-
-//===----------------------------------------------------------------------===//
-// Move Instructions...
-//
-
-let neverHasSideEffects = 1 in
-def MOV64rr : RI<0x89, MRMDestReg, (outs GR64:$dst), (ins GR64:$src),
- "mov{q}\t{$src, $dst|$dst, $src}", []>;
-
-let isReMaterializable = 1, isAsCheapAsAMove = 1 in {
-def MOV64ri : RIi64<0xB8, AddRegFrm, (outs GR64:$dst), (ins i64imm:$src),
- "movabs{q}\t{$src, $dst|$dst, $src}",
- [(set GR64:$dst, imm:$src)]>;
-def MOV64ri32 : RIi32<0xC7, MRM0r, (outs GR64:$dst), (ins i64i32imm:$src),
- "mov{q}\t{$src, $dst|$dst, $src}",
- [(set GR64:$dst, i64immSExt32:$src)]>;
-}
-
-// The assembler accepts movq of a 64-bit immediate as an alternate spelling of
-// movabsq.
-let isAsmParserOnly = 1 in {
-def MOV64ri_alt : RIi64<0xB8, AddRegFrm, (outs GR64:$dst), (ins i64imm:$src),
- "mov{q}\t{$src, $dst|$dst, $src}", []>;
-}
-
-let isCodeGenOnly = 1 in {
-def MOV64rr_REV : RI<0x8B, MRMSrcReg, (outs GR64:$dst), (ins GR64:$src),
- "mov{q}\t{$src, $dst|$dst, $src}", []>;
-}
-
-let canFoldAsLoad = 1, isReMaterializable = 1 in
-def MOV64rm : RI<0x8B, MRMSrcMem, (outs GR64:$dst), (ins i64mem:$src),
- "mov{q}\t{$src, $dst|$dst, $src}",
- [(set GR64:$dst, (load addr:$src))]>;
-
-def MOV64mr : RI<0x89, MRMDestMem, (outs), (ins i64mem:$dst, GR64:$src),
- "mov{q}\t{$src, $dst|$dst, $src}",
- [(store GR64:$src, addr:$dst)]>;
-def MOV64mi32 : RIi32<0xC7, MRM0m, (outs), (ins i64mem:$dst, i64i32imm:$src),
- "mov{q}\t{$src, $dst|$dst, $src}",
- [(store i64immSExt32:$src, addr:$dst)]>;
-
-/// Versions of MOV64rr, MOV64rm, and MOV64mr for i64mem_TC and GR64_TC.
-let isCodeGenOnly = 1 in {
-let neverHasSideEffects = 1 in
-def MOV64rr_TC : RI<0x89, MRMDestReg, (outs GR64_TC:$dst), (ins GR64_TC:$src),
- "mov{q}\t{$src, $dst|$dst, $src}", []>;
-
-let mayLoad = 1,
- canFoldAsLoad = 1, isReMaterializable = 1 in
-def MOV64rm_TC : RI<0x8B, MRMSrcMem, (outs GR64_TC:$dst), (ins i64mem_TC:$src),
- "mov{q}\t{$src, $dst|$dst, $src}",
- []>;
-
-let mayStore = 1 in
-def MOV64mr_TC : RI<0x89, MRMDestMem, (outs), (ins i64mem_TC:$dst, GR64_TC:$src),
- "mov{q}\t{$src, $dst|$dst, $src}",
- []>;
-}
-
-// FIXME: These definitions are utterly broken
-// Just leave them commented out for now because they're useless outside
-// of the large code model, and most compilers won't generate the instructions
-// in question.
-/*
-def MOV64o8a : RIi8<0xA0, RawFrm, (outs), (ins offset8:$src),
- "mov{q}\t{$src, %rax|%rax, $src}", []>;
-def MOV64o64a : RIi32<0xA1, RawFrm, (outs), (ins offset64:$src),
- "mov{q}\t{$src, %rax|%rax, $src}", []>;
-def MOV64ao8 : RIi8<0xA2, RawFrm, (outs offset8:$dst), (ins),
- "mov{q}\t{%rax, $dst|$dst, %rax}", []>;
-def MOV64ao64 : RIi32<0xA3, RawFrm, (outs offset64:$dst), (ins),
- "mov{q}\t{%rax, $dst|$dst, %rax}", []>;
-*/
-
-//===----------------------------------------------------------------------===//
-// Comparison Instructions...
-//
-
-// Integer comparison
-let Defs = [EFLAGS] in {
-
-def CMP64i32 : RIi32<0x3D, RawFrm, (outs), (ins i64i32imm:$src),
- "cmp{q}\t{$src, %rax|%rax, $src}", []>;
-def CMP64rr : RI<0x39, MRMDestReg, (outs), (ins GR64:$src1, GR64:$src2),
- "cmp{q}\t{$src2, $src1|$src1, $src2}",
- [(set EFLAGS, (X86cmp GR64:$src1, GR64:$src2))]>;
-
-// These are alternate spellings for use by the disassembler, we mark them as
-// code gen only to ensure they aren't matched by the assembler.
-let isCodeGenOnly = 1 in {
- def CMP64mrmrr : RI<0x3B, MRMSrcReg, (outs), (ins GR64:$src1, GR64:$src2),
- "cmp{q}\t{$src2, $src1|$src1, $src2}", []>;
-}
-
-def CMP64mr : RI<0x39, MRMDestMem, (outs), (ins i64mem:$src1, GR64:$src2),
- "cmp{q}\t{$src2, $src1|$src1, $src2}",
- [(set EFLAGS, (X86cmp (loadi64 addr:$src1), GR64:$src2))]>;
-def CMP64rm : RI<0x3B, MRMSrcMem, (outs), (ins GR64:$src1, i64mem:$src2),
- "cmp{q}\t{$src2, $src1|$src1, $src2}",
- [(set EFLAGS, (X86cmp GR64:$src1, (loadi64 addr:$src2)))]>;
-def CMP64ri8 : RIi8<0x83, MRM7r, (outs), (ins GR64:$src1, i64i8imm:$src2),
- "cmp{q}\t{$src2, $src1|$src1, $src2}",
- [(set EFLAGS, (X86cmp GR64:$src1, i64immSExt8:$src2))]>;
-def CMP64ri32 : RIi32<0x81, MRM7r, (outs), (ins GR64:$src1, i64i32imm:$src2),
- "cmp{q}\t{$src2, $src1|$src1, $src2}",
- [(set EFLAGS, (X86cmp GR64:$src1, i64immSExt32:$src2))]>;
-def CMP64mi8 : RIi8<0x83, MRM7m, (outs), (ins i64mem:$src1, i64i8imm:$src2),
- "cmp{q}\t{$src2, $src1|$src1, $src2}",
- [(set EFLAGS, (X86cmp (loadi64 addr:$src1),
- i64immSExt8:$src2))]>;
-def CMP64mi32 : RIi32<0x81, MRM7m, (outs),
- (ins i64mem:$src1, i64i32imm:$src2),
- "cmp{q}\t{$src2, $src1|$src1, $src2}",
- [(set EFLAGS, (X86cmp (loadi64 addr:$src1),
- i64immSExt32:$src2))]>;
-} // Defs = [EFLAGS]
-
-// Bit tests.
-// TODO: BTC, BTR, and BTS
-let Defs = [EFLAGS] in {
-def BT64rr : RI<0xA3, MRMDestReg, (outs), (ins GR64:$src1, GR64:$src2),
- "bt{q}\t{$src2, $src1|$src1, $src2}",
- [(set EFLAGS, (X86bt GR64:$src1, GR64:$src2))]>, TB;
-
-// Unlike with the register+register form, the memory+register form of the
-// bt instruction does not ignore the high bits of the index. From ISel's
-// perspective, this is pretty bizarre. Disable these instructions for now.
-def BT64mr : RI<0xA3, MRMDestMem, (outs), (ins i64mem:$src1, GR64:$src2),
- "bt{q}\t{$src2, $src1|$src1, $src2}",
-// [(X86bt (loadi64 addr:$src1), GR64:$src2),
-// (implicit EFLAGS)]
- []
- >, TB;
-
-def BT64ri8 : RIi8<0xBA, MRM4r, (outs), (ins GR64:$src1, i64i8imm:$src2),
- "bt{q}\t{$src2, $src1|$src1, $src2}",
- [(set EFLAGS, (X86bt GR64:$src1, i64immSExt8:$src2))]>, TB;
-// Note that these instructions don't need FastBTMem because that
-// only applies when the other operand is in a register. When it's
-// an immediate, bt is still fast.
-def BT64mi8 : RIi8<0xBA, MRM4m, (outs), (ins i64mem:$src1, i64i8imm:$src2),
- "bt{q}\t{$src2, $src1|$src1, $src2}",
- [(set EFLAGS, (X86bt (loadi64 addr:$src1),
- i64immSExt8:$src2))]>, TB;
-
-def BTC64rr : RI<0xBB, MRMDestReg, (outs), (ins GR64:$src1, GR64:$src2),
- "btc{q}\t{$src2, $src1|$src1, $src2}", []>, TB;
-def BTC64mr : RI<0xBB, MRMDestMem, (outs), (ins i64mem:$src1, GR64:$src2),
- "btc{q}\t{$src2, $src1|$src1, $src2}", []>, TB;
-def BTC64ri8 : RIi8<0xBA, MRM7r, (outs), (ins GR64:$src1, i64i8imm:$src2),
- "btc{q}\t{$src2, $src1|$src1, $src2}", []>, TB;
-def BTC64mi8 : RIi8<0xBA, MRM7m, (outs), (ins i64mem:$src1, i64i8imm:$src2),
- "btc{q}\t{$src2, $src1|$src1, $src2}", []>, TB;
-
-def BTR64rr : RI<0xB3, MRMDestReg, (outs), (ins GR64:$src1, GR64:$src2),
- "btr{q}\t{$src2, $src1|$src1, $src2}", []>, TB;
-def BTR64mr : RI<0xB3, MRMDestMem, (outs), (ins i64mem:$src1, GR64:$src2),
- "btr{q}\t{$src2, $src1|$src1, $src2}", []>, TB;
-def BTR64ri8 : RIi8<0xBA, MRM6r, (outs), (ins GR64:$src1, i64i8imm:$src2),
- "btr{q}\t{$src2, $src1|$src1, $src2}", []>, TB;
-def BTR64mi8 : RIi8<0xBA, MRM6m, (outs), (ins i64mem:$src1, i64i8imm:$src2),
- "btr{q}\t{$src2, $src1|$src1, $src2}", []>, TB;
-
-def BTS64rr : RI<0xAB, MRMDestReg, (outs), (ins GR64:$src1, GR64:$src2),
- "bts{q}\t{$src2, $src1|$src1, $src2}", []>, TB;
-def BTS64mr : RI<0xAB, MRMDestMem, (outs), (ins i64mem:$src1, GR64:$src2),
- "bts{q}\t{$src2, $src1|$src1, $src2}", []>, TB;
-def BTS64ri8 : RIi8<0xBA, MRM5r, (outs), (ins GR64:$src1, i64i8imm:$src2),
- "bts{q}\t{$src2, $src1|$src1, $src2}", []>, TB;
-def BTS64mi8 : RIi8<0xBA, MRM5m, (outs), (ins i64mem:$src1, i64i8imm:$src2),
- "bts{q}\t{$src2, $src1|$src1, $src2}", []>, TB;
-} // Defs = [EFLAGS]
-
-
-
-//===----------------------------------------------------------------------===//
-// X86-64 SSE Instructions
-//===----------------------------------------------------------------------===//
-
-// Move instructions...
-
-def MOV64toPQIrr : RPDI<0x6E, MRMSrcReg, (outs VR128:$dst), (ins GR64:$src),
- "mov{d|q}\t{$src, $dst|$dst, $src}",
- [(set VR128:$dst,
- (v2i64 (scalar_to_vector GR64:$src)))]>;
-def MOVPQIto64rr : RPDI<0x7E, MRMDestReg, (outs GR64:$dst), (ins VR128:$src),
- "mov{d|q}\t{$src, $dst|$dst, $src}",
- [(set GR64:$dst, (vector_extract (v2i64 VR128:$src),
- (iPTR 0)))]>;
-
-def MOV64toSDrr : RPDI<0x6E, MRMSrcReg, (outs FR64:$dst), (ins GR64:$src),
- "mov{d|q}\t{$src, $dst|$dst, $src}",
- [(set FR64:$dst, (bitconvert GR64:$src))]>;
-def MOV64toSDrm : S3SI<0x7E, MRMSrcMem, (outs FR64:$dst), (ins i64mem:$src),
- "movq\t{$src, $dst|$dst, $src}",
- [(set FR64:$dst, (bitconvert (loadi64 addr:$src)))]>;
-
-def MOVSDto64rr : RPDI<0x7E, MRMDestReg, (outs GR64:$dst), (ins FR64:$src),
- "mov{d|q}\t{$src, $dst|$dst, $src}",
- [(set GR64:$dst, (bitconvert FR64:$src))]>;
-def MOVSDto64mr : RPDI<0x7E, MRMDestMem, (outs), (ins i64mem:$dst, FR64:$src),
- "movq\t{$src, $dst|$dst, $src}",
- [(store (i64 (bitconvert FR64:$src)), addr:$dst)]>;
-
} // Defs = [EFLAGS]
+
+//===----------------------------------------------------------------------===//
+// Integer comparisons
+
+let Defs = [EFLAGS] in {
+
+def CMP8rr : I<0x38, MRMDestReg,
+ (outs), (ins GR8 :$src1, GR8 :$src2),
+ "cmp{b}\t{$src2, $src1|$src1, $src2}",
+ [(set EFLAGS, (X86cmp GR8:$src1, GR8:$src2))]>;
+def CMP16rr : I<0x39, MRMDestReg,
+ (outs), (ins GR16:$src1, GR16:$src2),
+ "cmp{w}\t{$src2, $src1|$src1, $src2}",
+ [(set EFLAGS, (X86cmp GR16:$src1, GR16:$src2))]>, OpSize;
+def CMP32rr : I<0x39, MRMDestReg,
+ (outs), (ins GR32:$src1, GR32:$src2),
+ "cmp{l}\t{$src2, $src1|$src1, $src2}",
+ [(set EFLAGS, (X86cmp GR32:$src1, GR32:$src2))]>;
+def CMP64rr : RI<0x39, MRMDestReg, (outs), (ins GR64:$src1, GR64:$src2),
+ "cmp{q}\t{$src2, $src1|$src1, $src2}",
+ [(set EFLAGS, (X86cmp GR64:$src1, GR64:$src2))]>;
+
+def CMP8mr : I<0x38, MRMDestMem,
+ (outs), (ins i8mem :$src1, GR8 :$src2),
+ "cmp{b}\t{$src2, $src1|$src1, $src2}",
+ [(set EFLAGS, (X86cmp (loadi8 addr:$src1), GR8:$src2))]>;
+def CMP16mr : I<0x39, MRMDestMem,
+ (outs), (ins i16mem:$src1, GR16:$src2),
+ "cmp{w}\t{$src2, $src1|$src1, $src2}",
+ [(set EFLAGS, (X86cmp (loadi16 addr:$src1), GR16:$src2))]>,
+ OpSize;
+def CMP32mr : I<0x39, MRMDestMem,
+ (outs), (ins i32mem:$src1, GR32:$src2),
+ "cmp{l}\t{$src2, $src1|$src1, $src2}",
+ [(set EFLAGS, (X86cmp (loadi32 addr:$src1), GR32:$src2))]>;
+def CMP64mr : RI<0x39, MRMDestMem, (outs), (ins i64mem:$src1, GR64:$src2),
+ "cmp{q}\t{$src2, $src1|$src1, $src2}",
+ [(set EFLAGS, (X86cmp (loadi64 addr:$src1), GR64:$src2))]>;
+
+def CMP8rm : I<0x3A, MRMSrcMem,
+ (outs), (ins GR8 :$src1, i8mem :$src2),
+ "cmp{b}\t{$src2, $src1|$src1, $src2}",
+ [(set EFLAGS, (X86cmp GR8:$src1, (loadi8 addr:$src2)))]>;
+def CMP16rm : I<0x3B, MRMSrcMem,
+ (outs), (ins GR16:$src1, i16mem:$src2),
+ "cmp{w}\t{$src2, $src1|$src1, $src2}",
+ [(set EFLAGS, (X86cmp GR16:$src1, (loadi16 addr:$src2)))]>,
+ OpSize;
+def CMP32rm : I<0x3B, MRMSrcMem,
+ (outs), (ins GR32:$src1, i32mem:$src2),
+ "cmp{l}\t{$src2, $src1|$src1, $src2}",
+ [(set EFLAGS, (X86cmp GR32:$src1, (loadi32 addr:$src2)))]>;
+def CMP64rm : RI<0x3B, MRMSrcMem, (outs), (ins GR64:$src1, i64mem:$src2),
+ "cmp{q}\t{$src2, $src1|$src1, $src2}",
+ [(set EFLAGS, (X86cmp GR64:$src1, (loadi64 addr:$src2)))]>;
+
+// These are alternate spellings for use by the disassembler, we mark them as
+// code gen only to ensure they aren't matched by the assembler.
+let isCodeGenOnly = 1 in {
+ def CMP8rr_alt : I<0x3A, MRMSrcReg, (outs), (ins GR8:$src1, GR8:$src2),
+ "cmp{b}\t{$src2, $src1|$src1, $src2}", []>;
+ def CMP16rr_alt : I<0x3B, MRMSrcReg, (outs), (ins GR16:$src1, GR16:$src2),
+ "cmp{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize;
+ def CMP32rr_alt : I<0x3B, MRMSrcReg, (outs), (ins GR32:$src1, GR32:$src2),
+ "cmp{l}\t{$src2, $src1|$src1, $src2}", []>;
+ def CMP64rr_alt : RI<0x3B, MRMSrcReg, (outs), (ins GR64:$src1, GR64:$src2),
+ "cmp{q}\t{$src2, $src1|$src1, $src2}", []>;
+}
+
+def CMP8ri : Ii8<0x80, MRM7r,
+ (outs), (ins GR8:$src1, i8imm:$src2),
+ "cmp{b}\t{$src2, $src1|$src1, $src2}",
+ [(set EFLAGS, (X86cmp GR8:$src1, imm:$src2))]>;
+def CMP16ri : Ii16<0x81, MRM7r,
+ (outs), (ins GR16:$src1, i16imm:$src2),
+ "cmp{w}\t{$src2, $src1|$src1, $src2}",
+ [(set EFLAGS, (X86cmp GR16:$src1, imm:$src2))]>, OpSize;
+def CMP32ri : Ii32<0x81, MRM7r,
+ (outs), (ins GR32:$src1, i32imm:$src2),
+ "cmp{l}\t{$src2, $src1|$src1, $src2}",
+ [(set EFLAGS, (X86cmp GR32:$src1, imm:$src2))]>;
+def CMP64ri32 : RIi32<0x81, MRM7r, (outs), (ins GR64:$src1, i64i32imm:$src2),
+ "cmp{q}\t{$src2, $src1|$src1, $src2}",
+ [(set EFLAGS, (X86cmp GR64:$src1, i64immSExt32:$src2))]>;
+
+def CMP8mi : Ii8 <0x80, MRM7m,
+ (outs), (ins i8mem :$src1, i8imm :$src2),
+ "cmp{b}\t{$src2, $src1|$src1, $src2}",
+ [(set EFLAGS, (X86cmp (loadi8 addr:$src1), imm:$src2))]>;
+def CMP16mi : Ii16<0x81, MRM7m,
+ (outs), (ins i16mem:$src1, i16imm:$src2),
+ "cmp{w}\t{$src2, $src1|$src1, $src2}",
+ [(set EFLAGS, (X86cmp (loadi16 addr:$src1), imm:$src2))]>,
+ OpSize;
+def CMP32mi : Ii32<0x81, MRM7m,
+ (outs), (ins i32mem:$src1, i32imm:$src2),
+ "cmp{l}\t{$src2, $src1|$src1, $src2}",
+ [(set EFLAGS, (X86cmp (loadi32 addr:$src1), imm:$src2))]>;
+def CMP64mi32 : RIi32<0x81, MRM7m, (outs),
+ (ins i64mem:$src1, i64i32imm:$src2),
+ "cmp{q}\t{$src2, $src1|$src1, $src2}",
+ [(set EFLAGS, (X86cmp (loadi64 addr:$src1),
+ i64immSExt32:$src2))]>;
+
+def CMP16ri8 : Ii8<0x83, MRM7r,
+ (outs), (ins GR16:$src1, i16i8imm:$src2),
+ "cmp{w}\t{$src2, $src1|$src1, $src2}",
+ [(set EFLAGS, (X86cmp GR16:$src1, i16immSExt8:$src2))]>,
+ OpSize;
+def CMP32ri8 : Ii8<0x83, MRM7r,
+ (outs), (ins GR32:$src1, i32i8imm:$src2),
+ "cmp{l}\t{$src2, $src1|$src1, $src2}",
+ [(set EFLAGS, (X86cmp GR32:$src1, i32immSExt8:$src2))]>;
+def CMP64ri8 : RIi8<0x83, MRM7r, (outs), (ins GR64:$src1, i64i8imm:$src2),
+ "cmp{q}\t{$src2, $src1|$src1, $src2}",
+ [(set EFLAGS, (X86cmp GR64:$src1, i64immSExt8:$src2))]>;
+
+def CMP16mi8 : Ii8<0x83, MRM7m,
+ (outs), (ins i16mem:$src1, i16i8imm:$src2),
+ "cmp{w}\t{$src2, $src1|$src1, $src2}",
+ [(set EFLAGS, (X86cmp (loadi16 addr:$src1),
+ i16immSExt8:$src2))]>, OpSize;
+def CMP32mi8 : Ii8<0x83, MRM7m,
+ (outs), (ins i32mem:$src1, i32i8imm:$src2),
+ "cmp{l}\t{$src2, $src1|$src1, $src2}",
+ [(set EFLAGS, (X86cmp (loadi32 addr:$src1),
+ i32immSExt8:$src2))]>;
+def CMP64mi8 : RIi8<0x83, MRM7m, (outs), (ins i64mem:$src1, i64i8imm:$src2),
+ "cmp{q}\t{$src2, $src1|$src1, $src2}",
+ [(set EFLAGS, (X86cmp (loadi64 addr:$src1),
+ i64immSExt8:$src2))]>;
+
+def CMP8i8 : Ii8<0x3C, RawFrm, (outs), (ins i8imm:$src),
+ "cmp{b}\t{$src, %al|%al, $src}", []>;
+def CMP16i16 : Ii16<0x3D, RawFrm, (outs), (ins i16imm:$src),
+ "cmp{w}\t{$src, %ax|%ax, $src}", []>, OpSize;
+def CMP32i32 : Ii32<0x3D, RawFrm, (outs), (ins i32imm:$src),
+ "cmp{l}\t{$src, %eax|%eax, $src}", []>;
+def CMP64i32 : RIi32<0x3D, RawFrm, (outs), (ins i64i32imm:$src),
+ "cmp{q}\t{$src, %rax|%rax, $src}", []>;
+
+} // Defs = [EFLAGS]
//===----------------------------------------------------------------------===//
// Move Instructions.
//
+
+// The assembler accepts movq of a 64-bit immediate as an alternate spelling of
+// movabsq.
+let isAsmParserOnly = 1 in {
+// FIXME: Alias??
+def MOV64ri_alt : RIi64<0xB8, AddRegFrm, (outs GR64:$dst), (ins i64imm:$src),
+ "mov{q}\t{$src, $dst|$dst, $src}", []>;
+}
+
+
let neverHasSideEffects = 1 in {
def MOV8rr : I<0x88, MRMDestReg, (outs GR8 :$dst), (ins GR8 :$src),
"mov{b}\t{$src, $dst|$dst, $src}", []>;
"mov{w}\t{$src, $dst|$dst, $src}", []>, OpSize;
def MOV32rr : I<0x89, MRMDestReg, (outs GR32:$dst), (ins GR32:$src),
"mov{l}\t{$src, $dst|$dst, $src}", []>;
+def MOV64rr : RI<0x89, MRMDestReg, (outs GR64:$dst), (ins GR64:$src),
+ "mov{q}\t{$src, $dst|$dst, $src}", []>;
}
let isReMaterializable = 1, isAsCheapAsAMove = 1 in {
def MOV8ri : Ii8 <0xB0, AddRegFrm, (outs GR8 :$dst), (ins i8imm :$src),
def MOV32ri : Ii32<0xB8, AddRegFrm, (outs GR32:$dst), (ins i32imm:$src),
"mov{l}\t{$src, $dst|$dst, $src}",
[(set GR32:$dst, imm:$src)]>;
+def MOV64ri : RIi64<0xB8, AddRegFrm, (outs GR64:$dst), (ins i64imm:$src),
+ "movabs{q}\t{$src, $dst|$dst, $src}",
+ [(set GR64:$dst, imm:$src)]>;
+def MOV64ri32 : RIi32<0xC7, MRM0r, (outs GR64:$dst), (ins i64i32imm:$src),
+ "mov{q}\t{$src, $dst|$dst, $src}",
+ [(set GR64:$dst, i64immSExt32:$src)]>;
}
def MOV8mi : Ii8 <0xC6, MRM0m, (outs), (ins i8mem :$dst, i8imm :$src),
def MOV32mi : Ii32<0xC7, MRM0m, (outs), (ins i32mem:$dst, i32imm:$src),
"mov{l}\t{$src, $dst|$dst, $src}",
[(store (i32 imm:$src), addr:$dst)]>;
+def MOV64mi32 : RIi32<0xC7, MRM0m, (outs), (ins i64mem:$dst, i64i32imm:$src),
+ "mov{q}\t{$src, $dst|$dst, $src}",
+ [(store i64immSExt32:$src, addr:$dst)]>;
/// moffs8, moffs16 and moffs32 versions of moves. The immediate is a
/// 32-bit offset from the PC. These are only valid in x86-32 mode.
"mov{l}\t{%eax, $dst|$dst, %eax}", []>,
Requires<[In32BitMode]>;
+// FIXME: These definitions are utterly broken
+// Just leave them commented out for now because they're useless outside
+// of the large code model, and most compilers won't generate the instructions
+// in question.
+/*
+def MOV64o8a : RIi8<0xA0, RawFrm, (outs), (ins offset8:$src),
+ "mov{q}\t{$src, %rax|%rax, $src}", []>;
+def MOV64o64a : RIi32<0xA1, RawFrm, (outs), (ins offset64:$src),
+ "mov{q}\t{$src, %rax|%rax, $src}", []>;
+def MOV64ao8 : RIi8<0xA2, RawFrm, (outs offset8:$dst), (ins),
+ "mov{q}\t{%rax, $dst|$dst, %rax}", []>;
+def MOV64ao64 : RIi32<0xA3, RawFrm, (outs offset64:$dst), (ins),
+ "mov{q}\t{%rax, $dst|$dst, %rax}", []>;
+*/
+
let isCodeGenOnly = 1 in {
def MOV8rr_REV : I<0x8A, MRMSrcReg, (outs GR8:$dst), (ins GR8:$src),
"mov{w}\t{$src, $dst|$dst, $src}", []>, OpSize;
def MOV32rr_REV : I<0x8B, MRMSrcReg, (outs GR32:$dst), (ins GR32:$src),
"mov{l}\t{$src, $dst|$dst, $src}", []>;
+def MOV64rr_REV : RI<0x8B, MRMSrcReg, (outs GR64:$dst), (ins GR64:$src),
+ "mov{q}\t{$src, $dst|$dst, $src}", []>;
}
let canFoldAsLoad = 1, isReMaterializable = 1 in {
def MOV32rm : I<0x8B, MRMSrcMem, (outs GR32:$dst), (ins i32mem:$src),
"mov{l}\t{$src, $dst|$dst, $src}",
[(set GR32:$dst, (loadi32 addr:$src))]>;
+def MOV64rm : RI<0x8B, MRMSrcMem, (outs GR64:$dst), (ins i64mem:$src),
+ "mov{q}\t{$src, $dst|$dst, $src}",
+ [(set GR64:$dst, (load addr:$src))]>;
}
def MOV8mr : I<0x88, MRMDestMem, (outs), (ins i8mem :$dst, GR8 :$src),
def MOV32mr : I<0x89, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src),
"mov{l}\t{$src, $dst|$dst, $src}",
[(store GR32:$src, addr:$dst)]>;
+def MOV64mr : RI<0x89, MRMDestMem, (outs), (ins i64mem:$dst, GR64:$src),
+ "mov{q}\t{$src, $dst|$dst, $src}",
+ [(store GR64:$src, addr:$dst)]>;
/// Versions of MOV32rr, MOV32rm, and MOV32mr for i32mem_TC and GR32_TC.
let isCodeGenOnly = 1 in {
-let neverHasSideEffects = 1 in
+let neverHasSideEffects = 1 in {
def MOV32rr_TC : I<0x89, MRMDestReg, (outs GR32_TC:$dst), (ins GR32_TC:$src),
"mov{l}\t{$src, $dst|$dst, $src}", []>;
+def MOV64rr_TC : RI<0x89, MRMDestReg, (outs GR64_TC:$dst), (ins GR64_TC:$src),
+ "mov{q}\t{$src, $dst|$dst, $src}", []>;
+}
-let mayLoad = 1,
- canFoldAsLoad = 1, isReMaterializable = 1 in
+let mayLoad = 1, canFoldAsLoad = 1, isReMaterializable = 1 in {
def MOV32rm_TC : I<0x8B, MRMSrcMem, (outs GR32_TC:$dst), (ins i32mem_TC:$src),
"mov{l}\t{$src, $dst|$dst, $src}",
[]>;
+def MOV64rm_TC : RI<0x8B, MRMSrcMem, (outs GR64_TC:$dst), (ins i64mem_TC:$src),
+ "mov{q}\t{$src, $dst|$dst, $src}",
+ []>;
+}
let mayStore = 1 in
def MOV32mr_TC : I<0x89, MRMDestMem, (outs), (ins i32mem_TC:$dst, GR32_TC:$src),
"mov{l}\t{$src, $dst|$dst, $src}",
[]>;
+def MOV64mr_TC : RI<0x89, MRMDestMem, (outs), (ins i64mem_TC:$dst, GR64_TC:$src),
+ "mov{q}\t{$src, $dst|$dst, $src}",
+ []>;
}
// Versions of MOV8rr, MOV8mr, and MOV8rm that use i8mem_NOREX and GR8_NOREX so
let Defs = [AH], Uses = [EFLAGS], neverHasSideEffects = 1 in
def LAHF : I<0x9F, RawFrm, (outs), (ins), "lahf", []>; // AH = flags
-// Integer comparisons
-let Defs = [EFLAGS] in {
-def CMP8i8 : Ii8<0x3C, RawFrm, (outs), (ins i8imm:$src),
- "cmp{b}\t{$src, %al|%al, $src}", []>;
-def CMP16i16 : Ii16<0x3D, RawFrm, (outs), (ins i16imm:$src),
- "cmp{w}\t{$src, %ax|%ax, $src}", []>, OpSize;
-def CMP32i32 : Ii32<0x3D, RawFrm, (outs), (ins i32imm:$src),
- "cmp{l}\t{$src, %eax|%eax, $src}", []>;
-
-def CMP8rr : I<0x38, MRMDestReg,
- (outs), (ins GR8 :$src1, GR8 :$src2),
- "cmp{b}\t{$src2, $src1|$src1, $src2}",
- [(set EFLAGS, (X86cmp GR8:$src1, GR8:$src2))]>;
-def CMP16rr : I<0x39, MRMDestReg,
- (outs), (ins GR16:$src1, GR16:$src2),
- "cmp{w}\t{$src2, $src1|$src1, $src2}",
- [(set EFLAGS, (X86cmp GR16:$src1, GR16:$src2))]>, OpSize;
-def CMP32rr : I<0x39, MRMDestReg,
- (outs), (ins GR32:$src1, GR32:$src2),
- "cmp{l}\t{$src2, $src1|$src1, $src2}",
- [(set EFLAGS, (X86cmp GR32:$src1, GR32:$src2))]>;
-def CMP8mr : I<0x38, MRMDestMem,
- (outs), (ins i8mem :$src1, GR8 :$src2),
- "cmp{b}\t{$src2, $src1|$src1, $src2}",
- [(set EFLAGS, (X86cmp (loadi8 addr:$src1), GR8:$src2))]>;
-def CMP16mr : I<0x39, MRMDestMem,
- (outs), (ins i16mem:$src1, GR16:$src2),
- "cmp{w}\t{$src2, $src1|$src1, $src2}",
- [(set EFLAGS, (X86cmp (loadi16 addr:$src1), GR16:$src2))]>,
- OpSize;
-def CMP32mr : I<0x39, MRMDestMem,
- (outs), (ins i32mem:$src1, GR32:$src2),
- "cmp{l}\t{$src2, $src1|$src1, $src2}",
- [(set EFLAGS, (X86cmp (loadi32 addr:$src1), GR32:$src2))]>;
-def CMP8rm : I<0x3A, MRMSrcMem,
- (outs), (ins GR8 :$src1, i8mem :$src2),
- "cmp{b}\t{$src2, $src1|$src1, $src2}",
- [(set EFLAGS, (X86cmp GR8:$src1, (loadi8 addr:$src2)))]>;
-def CMP16rm : I<0x3B, MRMSrcMem,
- (outs), (ins GR16:$src1, i16mem:$src2),
- "cmp{w}\t{$src2, $src1|$src1, $src2}",
- [(set EFLAGS, (X86cmp GR16:$src1, (loadi16 addr:$src2)))]>,
- OpSize;
-def CMP32rm : I<0x3B, MRMSrcMem,
- (outs), (ins GR32:$src1, i32mem:$src2),
- "cmp{l}\t{$src2, $src1|$src1, $src2}",
- [(set EFLAGS, (X86cmp GR32:$src1, (loadi32 addr:$src2)))]>;
-// These are alternate spellings for use by the disassembler, we mark them as
-// code gen only to ensure they aren't matched by the assembler.
-let isCodeGenOnly = 1 in {
- def CMP8rr_alt : I<0x3A, MRMSrcReg, (outs), (ins GR8:$src1, GR8:$src2),
- "cmp{b}\t{$src2, $src1|$src1, $src2}", []>;
- def CMP16rr_alt : I<0x3B, MRMSrcReg, (outs), (ins GR16:$src1, GR16:$src2),
- "cmp{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize;
- def CMP32rr_alt : I<0x3B, MRMSrcReg, (outs), (ins GR32:$src1, GR32:$src2),
- "cmp{l}\t{$src2, $src1|$src1, $src2}", []>;
-}
-
-def CMP8ri : Ii8<0x80, MRM7r,
- (outs), (ins GR8:$src1, i8imm:$src2),
- "cmp{b}\t{$src2, $src1|$src1, $src2}",
- [(set EFLAGS, (X86cmp GR8:$src1, imm:$src2))]>;
-def CMP16ri : Ii16<0x81, MRM7r,
- (outs), (ins GR16:$src1, i16imm:$src2),
- "cmp{w}\t{$src2, $src1|$src1, $src2}",
- [(set EFLAGS, (X86cmp GR16:$src1, imm:$src2))]>, OpSize;
-def CMP32ri : Ii32<0x81, MRM7r,
- (outs), (ins GR32:$src1, i32imm:$src2),
- "cmp{l}\t{$src2, $src1|$src1, $src2}",
- [(set EFLAGS, (X86cmp GR32:$src1, imm:$src2))]>;
-def CMP8mi : Ii8 <0x80, MRM7m,
- (outs), (ins i8mem :$src1, i8imm :$src2),
- "cmp{b}\t{$src2, $src1|$src1, $src2}",
- [(set EFLAGS, (X86cmp (loadi8 addr:$src1), imm:$src2))]>;
-def CMP16mi : Ii16<0x81, MRM7m,
- (outs), (ins i16mem:$src1, i16imm:$src2),
- "cmp{w}\t{$src2, $src1|$src1, $src2}",
- [(set EFLAGS, (X86cmp (loadi16 addr:$src1), imm:$src2))]>,
- OpSize;
-def CMP32mi : Ii32<0x81, MRM7m,
- (outs), (ins i32mem:$src1, i32imm:$src2),
- "cmp{l}\t{$src2, $src1|$src1, $src2}",
- [(set EFLAGS, (X86cmp (loadi32 addr:$src1), imm:$src2))]>;
-def CMP16ri8 : Ii8<0x83, MRM7r,
- (outs), (ins GR16:$src1, i16i8imm:$src2),
- "cmp{w}\t{$src2, $src1|$src1, $src2}",
- [(set EFLAGS, (X86cmp GR16:$src1, i16immSExt8:$src2))]>,
- OpSize;
-def CMP16mi8 : Ii8<0x83, MRM7m,
- (outs), (ins i16mem:$src1, i16i8imm:$src2),
- "cmp{w}\t{$src2, $src1|$src1, $src2}",
- [(set EFLAGS, (X86cmp (loadi16 addr:$src1),
- i16immSExt8:$src2))]>, OpSize;
-def CMP32mi8 : Ii8<0x83, MRM7m,
- (outs), (ins i32mem:$src1, i32i8imm:$src2),
- "cmp{l}\t{$src2, $src1|$src1, $src2}",
- [(set EFLAGS, (X86cmp (loadi32 addr:$src1),
- i32immSExt8:$src2))]>;
-def CMP32ri8 : Ii8<0x83, MRM7r,
- (outs), (ins GR32:$src1, i32i8imm:$src2),
- "cmp{l}\t{$src2, $src1|$src1, $src2}",
- [(set EFLAGS, (X86cmp GR32:$src1, i32immSExt8:$src2))]>;
-} // Defs = [EFLAGS]
+//===----------------------------------------------------------------------===//
+// Bit tests instructions: BT, BTS, BTR, BTC.
-// Bit tests.
-// TODO: BTC, BTR, and BTS
let Defs = [EFLAGS] in {
def BT16rr : I<0xA3, MRMDestReg, (outs), (ins GR16:$src1, GR16:$src2),
"bt{w}\t{$src2, $src1|$src1, $src2}",
def BT32rr : I<0xA3, MRMDestReg, (outs), (ins GR32:$src1, GR32:$src2),
"bt{l}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86bt GR32:$src1, GR32:$src2))]>, TB;
+def BT64rr : RI<0xA3, MRMDestReg, (outs), (ins GR64:$src1, GR64:$src2),
+ "bt{q}\t{$src2, $src1|$src1, $src2}",
+ [(set EFLAGS, (X86bt GR64:$src1, GR64:$src2))]>, TB;
// Unlike with the register+register form, the memory+register form of the
// bt instruction does not ignore the high bits of the index. From ISel's
// (implicit EFLAGS)]
[]
>, TB, Requires<[FastBTMem]>;
+def BT64mr : RI<0xA3, MRMDestMem, (outs), (ins i64mem:$src1, GR64:$src2),
+ "bt{q}\t{$src2, $src1|$src1, $src2}",
+// [(X86bt (loadi64 addr:$src1), GR64:$src2),
+// (implicit EFLAGS)]
+ []
+ >, TB;
def BT16ri8 : Ii8<0xBA, MRM4r, (outs), (ins GR16:$src1, i16i8imm:$src2),
"bt{w}\t{$src2, $src1|$src1, $src2}",
def BT32ri8 : Ii8<0xBA, MRM4r, (outs), (ins GR32:$src1, i32i8imm:$src2),
"bt{l}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86bt GR32:$src1, i32immSExt8:$src2))]>, TB;
+def BT64ri8 : RIi8<0xBA, MRM4r, (outs), (ins GR64:$src1, i64i8imm:$src2),
+ "bt{q}\t{$src2, $src1|$src1, $src2}",
+ [(set EFLAGS, (X86bt GR64:$src1, i64immSExt8:$src2))]>, TB;
+
// Note that these instructions don't need FastBTMem because that
// only applies when the other operand is in a register. When it's
// an immediate, bt is still fast.
"bt{l}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86bt (loadi32 addr:$src1), i32immSExt8:$src2))
]>, TB;
+def BT64mi8 : RIi8<0xBA, MRM4m, (outs), (ins i64mem:$src1, i64i8imm:$src2),
+ "bt{q}\t{$src2, $src1|$src1, $src2}",
+ [(set EFLAGS, (X86bt (loadi64 addr:$src1),
+ i64immSExt8:$src2))]>, TB;
+
def BTC16rr : I<0xBB, MRMDestReg, (outs), (ins GR16:$src1, GR16:$src2),
"btc{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
def BTC32rr : I<0xBB, MRMDestReg, (outs), (ins GR32:$src1, GR32:$src2),
"btc{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
+def BTC64rr : RI<0xBB, MRMDestReg, (outs), (ins GR64:$src1, GR64:$src2),
+ "btc{q}\t{$src2, $src1|$src1, $src2}", []>, TB;
def BTC16mr : I<0xBB, MRMDestMem, (outs), (ins i16mem:$src1, GR16:$src2),
"btc{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
def BTC32mr : I<0xBB, MRMDestMem, (outs), (ins i32mem:$src1, GR32:$src2),
"btc{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
+def BTC64mr : RI<0xBB, MRMDestMem, (outs), (ins i64mem:$src1, GR64:$src2),
+ "btc{q}\t{$src2, $src1|$src1, $src2}", []>, TB;
def BTC16ri8 : Ii8<0xBA, MRM7r, (outs), (ins GR16:$src1, i16i8imm:$src2),
"btc{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
def BTC32ri8 : Ii8<0xBA, MRM7r, (outs), (ins GR32:$src1, i32i8imm:$src2),
"btc{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
+def BTC64ri8 : RIi8<0xBA, MRM7r, (outs), (ins GR64:$src1, i64i8imm:$src2),
+ "btc{q}\t{$src2, $src1|$src1, $src2}", []>, TB;
def BTC16mi8 : Ii8<0xBA, MRM7m, (outs), (ins i16mem:$src1, i16i8imm:$src2),
"btc{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
def BTC32mi8 : Ii8<0xBA, MRM7m, (outs), (ins i32mem:$src1, i32i8imm:$src2),
"btc{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
+def BTC64mi8 : RIi8<0xBA, MRM7m, (outs), (ins i64mem:$src1, i64i8imm:$src2),
+ "btc{q}\t{$src2, $src1|$src1, $src2}", []>, TB;
def BTR16rr : I<0xB3, MRMDestReg, (outs), (ins GR16:$src1, GR16:$src2),
"btr{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
def BTR32rr : I<0xB3, MRMDestReg, (outs), (ins GR32:$src1, GR32:$src2),
"btr{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
+def BTR64rr : RI<0xB3, MRMDestReg, (outs), (ins GR64:$src1, GR64:$src2),
+ "btr{q}\t{$src2, $src1|$src1, $src2}", []>, TB;
def BTR16mr : I<0xB3, MRMDestMem, (outs), (ins i16mem:$src1, GR16:$src2),
"btr{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
def BTR32mr : I<0xB3, MRMDestMem, (outs), (ins i32mem:$src1, GR32:$src2),
"btr{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
+def BTR64mr : RI<0xB3, MRMDestMem, (outs), (ins i64mem:$src1, GR64:$src2),
+ "btr{q}\t{$src2, $src1|$src1, $src2}", []>, TB;
def BTR16ri8 : Ii8<0xBA, MRM6r, (outs), (ins GR16:$src1, i16i8imm:$src2),
"btr{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
def BTR32ri8 : Ii8<0xBA, MRM6r, (outs), (ins GR32:$src1, i32i8imm:$src2),
"btr{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
+def BTR64ri8 : RIi8<0xBA, MRM6r, (outs), (ins GR64:$src1, i64i8imm:$src2),
+ "btr{q}\t{$src2, $src1|$src1, $src2}", []>, TB;
def BTR16mi8 : Ii8<0xBA, MRM6m, (outs), (ins i16mem:$src1, i16i8imm:$src2),
"btr{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
def BTR32mi8 : Ii8<0xBA, MRM6m, (outs), (ins i32mem:$src1, i32i8imm:$src2),
"btr{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
+def BTR64mi8 : RIi8<0xBA, MRM6m, (outs), (ins i64mem:$src1, i64i8imm:$src2),
+ "btr{q}\t{$src2, $src1|$src1, $src2}", []>, TB;
def BTS16rr : I<0xAB, MRMDestReg, (outs), (ins GR16:$src1, GR16:$src2),
"bts{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
def BTS32rr : I<0xAB, MRMDestReg, (outs), (ins GR32:$src1, GR32:$src2),
"bts{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
+def BTS64rr : RI<0xAB, MRMDestReg, (outs), (ins GR64:$src1, GR64:$src2),
+ "bts{q}\t{$src2, $src1|$src1, $src2}", []>, TB;
def BTS16mr : I<0xAB, MRMDestMem, (outs), (ins i16mem:$src1, GR16:$src2),
"bts{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
def BTS32mr : I<0xAB, MRMDestMem, (outs), (ins i32mem:$src1, GR32:$src2),
"bts{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
+def BTS64mr : RI<0xAB, MRMDestMem, (outs), (ins i64mem:$src1, GR64:$src2),
+ "bts{q}\t{$src2, $src1|$src1, $src2}", []>, TB;
def BTS16ri8 : Ii8<0xBA, MRM5r, (outs), (ins GR16:$src1, i16i8imm:$src2),
"bts{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
def BTS32ri8 : Ii8<0xBA, MRM5r, (outs), (ins GR32:$src1, i32i8imm:$src2),
"bts{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
+def BTS64ri8 : RIi8<0xBA, MRM5r, (outs), (ins GR64:$src1, i64i8imm:$src2),
+ "bts{q}\t{$src2, $src1|$src1, $src2}", []>, TB;
def BTS16mi8 : Ii8<0xBA, MRM5m, (outs), (ins i16mem:$src1, i16i8imm:$src2),
"bts{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
def BTS32mi8 : Ii8<0xBA, MRM5m, (outs), (ins i32mem:$src1, i32i8imm:$src2),
"bts{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
+def BTS64mi8 : RIi8<0xBA, MRM5m, (outs), (ins i64mem:$src1, i64i8imm:$src2),
+ "bts{q}\t{$src2, $src1|$src1, $src2}", []>, TB;
} // Defs = [EFLAGS]
// String manipulation instructions
-
def LODSB : I<0xAC, RawFrm, (outs), (ins), "lodsb", []>;
def LODSW : I<0xAD, RawFrm, (outs), (ins), "lodsw", []>, OpSize;
def LODSD : I<0xAD, RawFrm, (outs), (ins), "lods{l|d}", []>;
//===----------------------------------------------------------------------===//
include "X86InstrArithmetic.td"
-include "X86Instr64bit.td"
-
include "X86InstrCMovSetCC.td"
include "X86InstrExtension.td"
include "X86InstrControl.td"
projects / oota-llvm.git / commitdiff