return getI32Imm((unsigned)N->getZExtValue());
}]>;
-def i64immSExt32 : PatLeaf<(i64 imm), [{
- // i64immSExt32 predicate - True if the 64-bit immediate fits in a 32-bit
- // sign extended field.
- return (int64_t)N->getZExtValue() == (int32_t)N->getZExtValue();
-}]>;
+def i64immSExt32 : PatLeaf<(i64 imm), [{ return i64immSExt32(N); }]>;
def i64immZExt32 : PatLeaf<(i64 imm), [{
Requires<[In64BitMode]>;
}
-// Interrupt Instructions
-def IRET64 : RI<0xcf, RawFrm, (outs), (ins), "iret{q}", []>;
//===----------------------------------------------------------------------===//
// Call Instructions...
Requires<[In64BitMode, NotWin64]>;
def CALL64r : I<0xFF, MRM2r, (outs), (ins GR64:$dst, variable_ops),
"call{q}\t{*}$dst", [(X86call GR64:$dst)]>,
- Requires<[NotWin64]>;
+ Requires<[In64BitMode, NotWin64]>;
def CALL64m : I<0xFF, MRM2m, (outs), (ins i64mem:$dst, variable_ops),
"call{q}\t{*}$dst", [(X86call (loadi64 addr:$dst))]>,
- Requires<[NotWin64]>;
+ Requires<[In64BitMode, NotWin64]>;
def FARCALL64 : RI<0xFF, MRM3m, (outs), (ins opaque80mem:$dst),
"lcall{q}\t{*}$dst", []>;
// FIXME: We need to teach codegen about single list of call-clobbered
// registers.
-let isCall = 1 in
+let isCall = 1, isCodeGenOnly = 1 in
// All calls clobber the non-callee saved registers. RSP is marked as
// a use to prevent stack-pointer assignments that appear immediately
// before calls from potentially appearing dead. Uses for argument
MM0, MM1, MM2, MM3, MM4, MM5, MM6, MM7,
XMM0, XMM1, XMM2, XMM3, XMM4, XMM5, EFLAGS],
Uses = [RSP] in {
- def WINCALL64pcrel32 : I<0xE8, RawFrm,
+ def WINCALL64pcrel32 : Ii32PCRel<0xE8, RawFrm,
(outs), (ins i64i32imm_pcrel:$dst, variable_ops),
- "call\t$dst", []>,
+ "call{q}\t$dst", []>,
Requires<[IsWin64]>;
def WINCALL64r : I<0xFF, MRM2r, (outs), (ins GR64:$dst, variable_ops),
- "call\t{*}$dst",
+ "call{q}\t{*}$dst",
[(X86call GR64:$dst)]>, Requires<[IsWin64]>;
- def WINCALL64m : I<0xFF, MRM2m, (outs),
- (ins i64mem:$dst, variable_ops), "call\t{*}$dst",
+ def WINCALL64m : I<0xFF, MRM2m, (outs), (ins i64mem:$dst,variable_ops),
+ "call{q}\t{*}$dst",
[(X86call (loadi64 addr:$dst))]>,
Requires<[IsWin64]>;
}
-let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1 in
+let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1,
+ isCodeGenOnly = 1 in
let Defs = [RAX, RCX, RDX, RSI, RDI, R8, R9, R10, R11,
FP0, FP1, FP2, FP3, FP4, FP5, FP6, ST0, ST1,
MM0, MM1, MM2, MM3, MM4, MM5, MM6, MM7,
def JMP64pcrel32 : I<0xE9, RawFrm, (outs), (ins brtarget:$dst),
"jmp{q}\t$dst", []>;
def JMP64r : I<0xFF, MRM4r, (outs), (ins GR64:$dst), "jmp{q}\t{*}$dst",
- [(brind GR64:$dst)]>;
+ [(brind GR64:$dst)]>, Requires<[In64BitMode]>;
def JMP64m : I<0xFF, MRM4m, (outs), (ins i64mem:$dst), "jmp{q}\t{*}$dst",
- [(brind (loadi64 addr:$dst))]>;
+ [(brind (loadi64 addr:$dst))]>, Requires<[In64BitMode]>;
def FARJMP64 : RI<0xFF, MRM5m, (outs), (ins opaque80mem:$dst),
"ljmp{q}\t{*}$dst", []>;
}
def CMPS64 : RI<0xA7, RawFrm, (outs), (ins), "cmpsq", []>;
-// Fast system-call instructions
-def SYSEXIT64 : RI<0x35, RawFrm,
- (outs), (ins), "sysexit", []>, TB, Requires<[In64BitMode]>;
//===----------------------------------------------------------------------===//
// Move Instructions...
[]>;
}
+// 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{%rax, $dst|$dst, %rax}", []>;
def MOV64ao64 : RIi32<0xA3, RawFrm, (outs offset64:$dst), (ins),
"mov{q}\t{%rax, $dst|$dst, %rax}", []>;
+*/
// Moves to and from segment registers
def MOV64rs : RI<0x8C, MRMDestReg, (outs GR64:$dst), (ins SEGMENT_REG:$src),
[]
>, TB;
-def BT64ri8 : Ii8<0xBA, MRM4r, (outs), (ins GR64:$src1, i64i8imm:$src2),
+def BT64ri8 : RIi8<0xBA, MRM4r, (outs), (ins GR64:$src1, i64i8imm:$src2),
"bt{q}\t{$src2, $src1|$src1, $src2}",
- [(set EFLAGS, (X86bt GR64:$src1, i64immSExt8:$src2))]>, TB,
- REX_W;
+ [(set EFLAGS, (X86bt GR64:$src1, i64immSExt8:$src2))]>, TB;
// Note that these instructions don't need FastBTMem because that
// only applies when the other operand is in a register. When it's
// an immediate, bt is still fast.
-def BT64mi8 : Ii8<0xBA, MRM4m, (outs), (ins i64mem:$src1, i64i8imm:$src2),
+def BT64mi8 : RIi8<0xBA, MRM4m, (outs), (ins i64mem:$src1, i64i8imm:$src2),
"bt{q}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86bt (loadi64 addr:$src1),
i64immSExt8:$src2))]>, TB;
(SETB_C64r)>;
//===----------------------------------------------------------------------===//
-// Conversion Instructions...
-//
-
-// f64 -> signed i64
-def CVTSD2SI64rr: RSDI<0x2D, MRMSrcReg, (outs GR64:$dst), (ins FR64:$src),
- "cvtsd2si{q}\t{$src, $dst|$dst, $src}", []>;
-def CVTSD2SI64rm: RSDI<0x2D, MRMSrcMem, (outs GR64:$dst), (ins f64mem:$src),
- "cvtsd2si{q}\t{$src, $dst|$dst, $src}", []>;
-def Int_CVTSD2SI64rr: RSDI<0x2D, MRMSrcReg, (outs GR64:$dst), (ins VR128:$src),
- "cvtsd2si{q}\t{$src, $dst|$dst, $src}",
- [(set GR64:$dst,
- (int_x86_sse2_cvtsd2si64 VR128:$src))]>;
-def Int_CVTSD2SI64rm: RSDI<0x2D, MRMSrcMem, (outs GR64:$dst),
- (ins f128mem:$src),
- "cvtsd2si{q}\t{$src, $dst|$dst, $src}",
- [(set GR64:$dst, (int_x86_sse2_cvtsd2si64
- (load addr:$src)))]>;
-def CVTTSD2SI64rr: RSDI<0x2C, MRMSrcReg, (outs GR64:$dst), (ins FR64:$src),
- "cvttsd2si{q}\t{$src, $dst|$dst, $src}",
- [(set GR64:$dst, (fp_to_sint FR64:$src))]>;
-def CVTTSD2SI64rm: RSDI<0x2C, MRMSrcMem, (outs GR64:$dst), (ins f64mem:$src),
- "cvttsd2si{q}\t{$src, $dst|$dst, $src}",
- [(set GR64:$dst, (fp_to_sint (loadf64 addr:$src)))]>;
-def Int_CVTTSD2SI64rr: RSDI<0x2C, MRMSrcReg, (outs GR64:$dst), (ins VR128:$src),
- "cvttsd2si{q}\t{$src, $dst|$dst, $src}",
- [(set GR64:$dst,
- (int_x86_sse2_cvttsd2si64 VR128:$src))]>;
-def Int_CVTTSD2SI64rm: RSDI<0x2C, MRMSrcMem, (outs GR64:$dst),
- (ins f128mem:$src),
- "cvttsd2si{q}\t{$src, $dst|$dst, $src}",
- [(set GR64:$dst,
- (int_x86_sse2_cvttsd2si64
- (load addr:$src)))]>;
-
-// Signed i64 -> f64
-def CVTSI2SD64rr: RSDI<0x2A, MRMSrcReg, (outs FR64:$dst), (ins GR64:$src),
- "cvtsi2sd{q}\t{$src, $dst|$dst, $src}",
- [(set FR64:$dst, (sint_to_fp GR64:$src))]>;
-def CVTSI2SD64rm: RSDI<0x2A, MRMSrcMem, (outs FR64:$dst), (ins i64mem:$src),
- "cvtsi2sd{q}\t{$src, $dst|$dst, $src}",
- [(set FR64:$dst, (sint_to_fp (loadi64 addr:$src)))]>;
-
-let Constraints = "$src1 = $dst" in {
-def Int_CVTSI2SD64rr: RSDI<0x2A, MRMSrcReg,
- (outs VR128:$dst), (ins VR128:$src1, GR64:$src2),
- "cvtsi2sd{q}\t{$src2, $dst|$dst, $src2}",
- [(set VR128:$dst,
- (int_x86_sse2_cvtsi642sd VR128:$src1,
- GR64:$src2))]>;
-def Int_CVTSI2SD64rm: RSDI<0x2A, MRMSrcMem,
- (outs VR128:$dst), (ins VR128:$src1, i64mem:$src2),
- "cvtsi2sd{q}\t{$src2, $dst|$dst, $src2}",
- [(set VR128:$dst,
- (int_x86_sse2_cvtsi642sd VR128:$src1,
- (loadi64 addr:$src2)))]>;
-} // Constraints = "$src1 = $dst"
-
-// Signed i64 -> f32
-def CVTSI2SS64rr: RSSI<0x2A, MRMSrcReg, (outs FR32:$dst), (ins GR64:$src),
- "cvtsi2ss{q}\t{$src, $dst|$dst, $src}",
- [(set FR32:$dst, (sint_to_fp GR64:$src))]>;
-def CVTSI2SS64rm: RSSI<0x2A, MRMSrcMem, (outs FR32:$dst), (ins i64mem:$src),
- "cvtsi2ss{q}\t{$src, $dst|$dst, $src}",
- [(set FR32:$dst, (sint_to_fp (loadi64 addr:$src)))]>;
-
-let Constraints = "$src1 = $dst" in {
- def Int_CVTSI2SS64rr : RSSI<0x2A, MRMSrcReg,
- (outs VR128:$dst), (ins VR128:$src1, GR64:$src2),
- "cvtsi2ss{q}\t{$src2, $dst|$dst, $src2}",
- [(set VR128:$dst,
- (int_x86_sse_cvtsi642ss VR128:$src1,
- GR64:$src2))]>;
- def Int_CVTSI2SS64rm : RSSI<0x2A, MRMSrcMem,
- (outs VR128:$dst),
- (ins VR128:$src1, i64mem:$src2),
- "cvtsi2ss{q}\t{$src2, $dst|$dst, $src2}",
- [(set VR128:$dst,
- (int_x86_sse_cvtsi642ss VR128:$src1,
- (loadi64 addr:$src2)))]>;
-} // Constraints = "$src1 = $dst"
-
-// f32 -> signed i64
-def CVTSS2SI64rr: RSSI<0x2D, MRMSrcReg, (outs GR64:$dst), (ins FR32:$src),
- "cvtss2si{q}\t{$src, $dst|$dst, $src}", []>;
-def CVTSS2SI64rm: RSSI<0x2D, MRMSrcMem, (outs GR64:$dst), (ins f32mem:$src),
- "cvtss2si{q}\t{$src, $dst|$dst, $src}", []>;
-def Int_CVTSS2SI64rr: RSSI<0x2D, MRMSrcReg, (outs GR64:$dst), (ins VR128:$src),
- "cvtss2si{q}\t{$src, $dst|$dst, $src}",
- [(set GR64:$dst,
- (int_x86_sse_cvtss2si64 VR128:$src))]>;
-def Int_CVTSS2SI64rm: RSSI<0x2D, MRMSrcMem, (outs GR64:$dst), (ins f32mem:$src),
- "cvtss2si{q}\t{$src, $dst|$dst, $src}",
- [(set GR64:$dst, (int_x86_sse_cvtss2si64
- (load addr:$src)))]>;
-def CVTTSS2SI64rr: RSSI<0x2C, MRMSrcReg, (outs GR64:$dst), (ins FR32:$src),
- "cvttss2si{q}\t{$src, $dst|$dst, $src}",
- [(set GR64:$dst, (fp_to_sint FR32:$src))]>;
-def CVTTSS2SI64rm: RSSI<0x2C, MRMSrcMem, (outs GR64:$dst), (ins f32mem:$src),
- "cvttss2si{q}\t{$src, $dst|$dst, $src}",
- [(set GR64:$dst, (fp_to_sint (loadf32 addr:$src)))]>;
-def Int_CVTTSS2SI64rr: RSSI<0x2C, MRMSrcReg, (outs GR64:$dst), (ins VR128:$src),
- "cvttss2si{q}\t{$src, $dst|$dst, $src}",
- [(set GR64:$dst,
- (int_x86_sse_cvttss2si64 VR128:$src))]>;
-def Int_CVTTSS2SI64rm: RSSI<0x2C, MRMSrcMem, (outs GR64:$dst),
- (ins f32mem:$src),
- "cvttss2si{q}\t{$src, $dst|$dst, $src}",
- [(set GR64:$dst,
- (int_x86_sse_cvttss2si64 (load addr:$src)))]>;
-
// Descriptor-table support instructions
// LLDT is not interpreted specially in 64-bit mode because there is no sign
[(X86TLSCall addr:$sym)]>,
Requires<[In64BitMode]>;
-let AddedComplexity = 5, isCodeGenOnly = 1 in
-def MOV64GSrm : RI<0x8B, MRMSrcMem, (outs GR64:$dst), (ins i64mem:$src),
- "movq\t%gs:$src, $dst",
- [(set GR64:$dst, (gsload addr:$src))]>, SegGS;
-
-let AddedComplexity = 5, isCodeGenOnly = 1 in
-def MOV64FSrm : RI<0x8B, MRMSrcMem, (outs GR64:$dst), (ins i64mem:$src),
- "movq\t%fs:$src, $dst",
- [(set GR64:$dst, (fsload addr:$src))]>, SegFS;
-
//===----------------------------------------------------------------------===//
// Atomic Instructions
//===----------------------------------------------------------------------===//
+// TODO: Get this to fold the constant into the instruction.
+let hasSideEffects = 1, Defs = [ESP] in
+def Int_MemBarrierNoSSE64 : RI<0x09, MRM1r, (outs), (ins GR64:$zero),
+ "lock\n\t"
+ "or{q}\t{$zero, (%rsp)|(%rsp), $zero}",
+ [(X86MemBarrierNoSSE GR64:$zero)]>,
+ Requires<[In64BitMode]>, LOCK;
+
let Defs = [RAX, EFLAGS], Uses = [RAX] in {
def LCMPXCHG64 : RI<0xB1, MRMDestMem, (outs), (ins i64mem:$ptr, GR64:$swap),
"lock\n\t"
// Optimized codegen when the non-memory output is not used.
let Defs = [EFLAGS], mayLoad = 1, mayStore = 1 in {
// FIXME: Use normal add / sub instructions and add lock prefix dynamically.
-def LOCK_ADD64mr : RI<0x03, MRMDestMem, (outs), (ins i64mem:$dst, GR64:$src2),
+def LOCK_ADD64mr : RI<0x01, MRMDestMem, (outs), (ins i64mem:$dst, GR64:$src2),
"lock\n\t"
"add{q}\t{$src2, $dst|$dst, $src2}", []>, LOCK;
def LOCK_ADD64mi8 : RIi8<0x83, MRM0m, (outs),
def SWAPGS : I<0x01, MRM_F8, (outs), (ins), "swapgs", []>, TB;
-def PUSHFS64 : I<0xa0, RawFrm, (outs), (ins),
- "push{q}\t%fs", []>, TB;
-def PUSHGS64 : I<0xa8, RawFrm, (outs), (ins),
- "push{q}\t%gs", []>, TB;
-
-def POPFS64 : I<0xa1, RawFrm, (outs), (ins),
- "pop{q}\t%fs", []>, TB;
-def POPGS64 : I<0xa9, RawFrm, (outs), (ins),
- "pop{q}\t%gs", []>, TB;
-
-def LSS64rm : RI<0xb2, MRMSrcMem, (outs GR64:$dst), (ins opaque80mem:$src),
- "lss{q}\t{$src, $dst|$dst, $src}", []>, TB;
-def LFS64rm : RI<0xb4, MRMSrcMem, (outs GR64:$dst), (ins opaque80mem:$src),
- "lfs{q}\t{$src, $dst|$dst, $src}", []>, TB;
-def LGS64rm : RI<0xb5, MRMSrcMem, (outs GR64:$dst), (ins opaque80mem:$src),
- "lgs{q}\t{$src, $dst|$dst, $src}", []>, TB;
-
-// Specialized register support
-
-// no m form encodable; use SMSW16m
-def SMSW64r : RI<0x01, MRM4r, (outs GR64:$dst), (ins),
- "smsw{q}\t$dst", []>, TB;
// String manipulation instructions