Move cmov pseudo instructions to InstrCompiler,
authorChris Lattner <sabre@nondot.org>
Tue, 5 Oct 2010 23:09:10 +0000 (23:09 +0000)
committerChris Lattner <sabre@nondot.org>
Tue, 5 Oct 2010 23:09:10 +0000 (23:09 +0000)
convert all the rest of the cmovs to the multiclass,
with good results:

 X86InstrCMovSetCC.td |  598 +--------------------------------------------------
 X86InstrCompiler.td  |   61 +++++
 2 files changed, 77 insertions(+), 582 deletions(-)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@115707 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Target/X86/X86InstrCMovSetCC.td
lib/Target/X86/X86InstrCompiler.td

index f22fe4de7682214c2303efaed592ba70e7bcd2bf..3a43b22ddf3dd43f21b8d10de453038fadd2ee3a 100644 (file)
@@ -34,7 +34,7 @@ multiclass CMOV<bits<8> opc, string Mnemonic, PatLeaf CondNode> {
                 (X86cmov GR64:$src1, GR64:$src2, CondNode, EFLAGS))]>, TB;
   }
 
-  let Uses = [EFLAGS], Predicates = [HasCMov], Constraints = "$src1 = $dst"in {
+  let Uses = [EFLAGS], Predicates = [HasCMov], Constraints = "$src1 = $dst" in {
     def #NAME#16rm
       : I<opc, MRMSrcMem, (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
           !strconcat(Mnemonic, "{w}\t{$src2, $dst|$dst, $src2}"),
@@ -55,588 +55,22 @@ multiclass CMOV<bits<8> opc, string Mnemonic, PatLeaf CondNode> {
 
 
 // Conditional Moves.
+defm CMOVO  : CMOV<0x40, "cmovo" , X86_COND_O>;
+defm CMOVNO : CMOV<0x41, "cmovno", X86_COND_NO>;
+defm CMOVB  : CMOV<0x42, "cmovb" , X86_COND_B>;
+defm CMOVAE : CMOV<0x43, "cmovae", X86_COND_AE>;
+defm CMOVE  : CMOV<0x44, "cmove" , X86_COND_E>;
+defm CMOVNE : CMOV<0x45, "cmovne", X86_COND_NE>;
 defm CMOVBE : CMOV<0x46, "cmovbe", X86_COND_BE>;
-
-
-let Constraints = "$src1 = $dst" in {
-
-// Conditional moves
-let Uses = [EFLAGS] in {
-
-let Predicates = [HasCMov] in {
-let isCommutable = 1 in {
-def CMOVB16rr : I<0x42, MRMSrcReg,       // if <u, GR16 = GR16
-                  (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
-                  "cmovb{w}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
-                                   X86_COND_B, EFLAGS))]>,
-                  TB, OpSize;
-def CMOVB32rr : I<0x42, MRMSrcReg,       // if <u, GR32 = GR32
-                  (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
-                  "cmovb{l}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
-                                   X86_COND_B, EFLAGS))]>,
-                   TB;
-def CMOVAE16rr: I<0x43, MRMSrcReg,       // if >=u, GR16 = GR16
-                  (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
-                  "cmovae{w}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
-                                   X86_COND_AE, EFLAGS))]>,
-                   TB, OpSize;
-def CMOVAE32rr: I<0x43, MRMSrcReg,       // if >=u, GR32 = GR32
-                  (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
-                  "cmovae{l}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
-                                   X86_COND_AE, EFLAGS))]>,
-                   TB;
-def CMOVE16rr : I<0x44, MRMSrcReg,       // if ==, GR16 = GR16
-                  (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
-                  "cmove{w}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
-                                   X86_COND_E, EFLAGS))]>,
-                   TB, OpSize;
-def CMOVE32rr : I<0x44, MRMSrcReg,       // if ==, GR32 = GR32
-                  (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
-                  "cmove{l}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
-                                   X86_COND_E, EFLAGS))]>,
-                   TB;
-def CMOVNE16rr: I<0x45, MRMSrcReg,       // if !=, GR16 = GR16
-                  (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
-                  "cmovne{w}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
-                                   X86_COND_NE, EFLAGS))]>,
-                   TB, OpSize;
-def CMOVNE32rr: I<0x45, MRMSrcReg,       // if !=, GR32 = GR32
-                  (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
-                  "cmovne{l}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
-                                   X86_COND_NE, EFLAGS))]>,
-                   TB;
-def CMOVA16rr : I<0x47, MRMSrcReg,       // if >u, GR16 = GR16
-                  (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
-                  "cmova{w}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
-                                   X86_COND_A, EFLAGS))]>,
-                   TB, OpSize;
-def CMOVA32rr : I<0x47, MRMSrcReg,       // if >u, GR32 = GR32
-                  (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
-                  "cmova{l}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
-                                   X86_COND_A, EFLAGS))]>,
-                   TB;
-def CMOVL16rr : I<0x4C, MRMSrcReg,       // if <s, GR16 = GR16
-                  (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
-                  "cmovl{w}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
-                                   X86_COND_L, EFLAGS))]>,
-                   TB, OpSize;
-def CMOVL32rr : I<0x4C, MRMSrcReg,       // if <s, GR32 = GR32
-                  (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
-                  "cmovl{l}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
-                                   X86_COND_L, EFLAGS))]>,
-                   TB;
-def CMOVGE16rr: I<0x4D, MRMSrcReg,       // if >=s, GR16 = GR16
-                  (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
-                  "cmovge{w}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
-                                   X86_COND_GE, EFLAGS))]>,
-                   TB, OpSize;
-def CMOVGE32rr: I<0x4D, MRMSrcReg,       // if >=s, GR32 = GR32
-                  (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
-                  "cmovge{l}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
-                                   X86_COND_GE, EFLAGS))]>,
-                   TB;
-def CMOVLE16rr: I<0x4E, MRMSrcReg,       // if <=s, GR16 = GR16
-                  (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
-                  "cmovle{w}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
-                                   X86_COND_LE, EFLAGS))]>,
-                   TB, OpSize;
-def CMOVLE32rr: I<0x4E, MRMSrcReg,       // if <=s, GR32 = GR32
-                  (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
-                  "cmovle{l}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
-                                   X86_COND_LE, EFLAGS))]>,
-                   TB;
-def CMOVG16rr : I<0x4F, MRMSrcReg,       // if >s, GR16 = GR16
-                  (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
-                  "cmovg{w}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
-                                   X86_COND_G, EFLAGS))]>,
-                   TB, OpSize;
-def CMOVG32rr : I<0x4F, MRMSrcReg,       // if >s, GR32 = GR32
-                  (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
-                  "cmovg{l}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
-                                   X86_COND_G, EFLAGS))]>,
-                   TB;
-def CMOVS16rr : I<0x48, MRMSrcReg,       // if signed, GR16 = GR16
-                  (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
-                  "cmovs{w}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
-                                   X86_COND_S, EFLAGS))]>,
-                  TB, OpSize;
-def CMOVS32rr : I<0x48, MRMSrcReg,       // if signed, GR32 = GR32
-                  (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
-                  "cmovs{l}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
-                                   X86_COND_S, EFLAGS))]>,
-                  TB;
-def CMOVNS16rr: I<0x49, MRMSrcReg,       // if !signed, GR16 = GR16
-                  (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
-                  "cmovns{w}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
-                                   X86_COND_NS, EFLAGS))]>,
-                  TB, OpSize;
-def CMOVNS32rr: I<0x49, MRMSrcReg,       // if !signed, GR32 = GR32
-                  (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
-                  "cmovns{l}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
-                                   X86_COND_NS, EFLAGS))]>,
-                  TB;
-def CMOVP16rr : I<0x4A, MRMSrcReg,       // if parity, GR16 = GR16
-                  (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
-                  "cmovp{w}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
-                                   X86_COND_P, EFLAGS))]>,
-                  TB, OpSize;
-def CMOVP32rr : I<0x4A, MRMSrcReg,       // if parity, GR32 = GR32
-                  (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
-                  "cmovp{l}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
-                                   X86_COND_P, EFLAGS))]>,
-                  TB;
-def CMOVNP16rr : I<0x4B, MRMSrcReg,       // if !parity, GR16 = GR16
-                  (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
-                  "cmovnp{w}\t{$src2, $dst|$dst, $src2}",
-                   [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
-                                    X86_COND_NP, EFLAGS))]>,
-                  TB, OpSize;
-def CMOVNP32rr : I<0x4B, MRMSrcReg,       // if !parity, GR32 = GR32
-                  (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
-                  "cmovnp{l}\t{$src2, $dst|$dst, $src2}",
-                   [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
-                                    X86_COND_NP, EFLAGS))]>,
-                  TB;
-def CMOVO16rr : I<0x40, MRMSrcReg,       // if overflow, GR16 = GR16
-                  (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
-                  "cmovo{w}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
-                                   X86_COND_O, EFLAGS))]>,
-                  TB, OpSize;
-def CMOVO32rr : I<0x40, MRMSrcReg,       // if overflow, GR32 = GR32
-                  (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
-                  "cmovo{l}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
-                                   X86_COND_O, EFLAGS))]>,
-                  TB;
-def CMOVNO16rr : I<0x41, MRMSrcReg,       // if !overflow, GR16 = GR16
-                  (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
-                  "cmovno{w}\t{$src2, $dst|$dst, $src2}",
-                   [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
-                                    X86_COND_NO, EFLAGS))]>,
-                  TB, OpSize;
-def CMOVNO32rr : I<0x41, MRMSrcReg,       // if !overflow, GR32 = GR32
-                  (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
-                  "cmovno{l}\t{$src2, $dst|$dst, $src2}",
-                   [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
-                                    X86_COND_NO, EFLAGS))]>,
-                  TB;
-} // isCommutable = 1
-
-def CMOVB16rm : I<0x42, MRMSrcMem,       // if <u, GR16 = [mem16]
-                  (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
-                  "cmovb{w}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
-                                   X86_COND_B, EFLAGS))]>,
-                  TB, OpSize;
-def CMOVB32rm : I<0x42, MRMSrcMem,       // if <u, GR32 = [mem32]
-                  (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
-                  "cmovb{l}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
-                                   X86_COND_B, EFLAGS))]>,
-                   TB;
-def CMOVAE16rm: I<0x43, MRMSrcMem,       // if >=u, GR16 = [mem16]
-                  (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
-                  "cmovae{w}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
-                                   X86_COND_AE, EFLAGS))]>,
-                   TB, OpSize;
-def CMOVAE32rm: I<0x43, MRMSrcMem,       // if >=u, GR32 = [mem32]
-                  (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
-                  "cmovae{l}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
-                                   X86_COND_AE, EFLAGS))]>,
-                   TB;
-def CMOVE16rm : I<0x44, MRMSrcMem,       // if ==, GR16 = [mem16]
-                  (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
-                  "cmove{w}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
-                                   X86_COND_E, EFLAGS))]>,
-                   TB, OpSize;
-def CMOVE32rm : I<0x44, MRMSrcMem,       // if ==, GR32 = [mem32]
-                  (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
-                  "cmove{l}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
-                                   X86_COND_E, EFLAGS))]>,
-                   TB;
-def CMOVNE16rm: I<0x45, MRMSrcMem,       // if !=, GR16 = [mem16]
-                  (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
-                  "cmovne{w}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
-                                   X86_COND_NE, EFLAGS))]>,
-                   TB, OpSize;
-def CMOVNE32rm: I<0x45, MRMSrcMem,       // if !=, GR32 = [mem32]
-                  (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
-                  "cmovne{l}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
-                                   X86_COND_NE, EFLAGS))]>,
-                   TB;
-def CMOVA16rm : I<0x47, MRMSrcMem,       // if >u, GR16 = [mem16]
-                  (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
-                  "cmova{w}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
-                                   X86_COND_A, EFLAGS))]>,
-                   TB, OpSize;
-def CMOVA32rm : I<0x47, MRMSrcMem,       // if >u, GR32 = [mem32]
-                  (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
-                  "cmova{l}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
-                                   X86_COND_A, EFLAGS))]>,
-                   TB;
-def CMOVL16rm : I<0x4C, MRMSrcMem,       // if <s, GR16 = [mem16]
-                  (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
-                  "cmovl{w}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
-                                   X86_COND_L, EFLAGS))]>,
-                   TB, OpSize;
-def CMOVL32rm : I<0x4C, MRMSrcMem,       // if <s, GR32 = [mem32]
-                  (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
-                  "cmovl{l}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
-                                   X86_COND_L, EFLAGS))]>,
-                   TB;
-def CMOVGE16rm: I<0x4D, MRMSrcMem,       // if >=s, GR16 = [mem16]
-                  (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
-                  "cmovge{w}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
-                                   X86_COND_GE, EFLAGS))]>,
-                   TB, OpSize;
-def CMOVGE32rm: I<0x4D, MRMSrcMem,       // if >=s, GR32 = [mem32]
-                  (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
-                  "cmovge{l}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
-                                   X86_COND_GE, EFLAGS))]>,
-                   TB;
-def CMOVLE16rm: I<0x4E, MRMSrcMem,       // if <=s, GR16 = [mem16]
-                  (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
-                  "cmovle{w}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
-                                   X86_COND_LE, EFLAGS))]>,
-                   TB, OpSize;
-def CMOVLE32rm: I<0x4E, MRMSrcMem,       // if <=s, GR32 = [mem32]
-                  (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
-                  "cmovle{l}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
-                                   X86_COND_LE, EFLAGS))]>,
-                   TB;
-def CMOVG16rm : I<0x4F, MRMSrcMem,       // if >s, GR16 = [mem16]
-                  (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
-                  "cmovg{w}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
-                                   X86_COND_G, EFLAGS))]>,
-                   TB, OpSize;
-def CMOVG32rm : I<0x4F, MRMSrcMem,       // if >s, GR32 = [mem32]
-                  (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
-                  "cmovg{l}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
-                                   X86_COND_G, EFLAGS))]>,
-                   TB;
-def CMOVS16rm : I<0x48, MRMSrcMem,       // if signed, GR16 = [mem16]
-                  (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
-                  "cmovs{w}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
-                                   X86_COND_S, EFLAGS))]>,
-                  TB, OpSize;
-def CMOVS32rm : I<0x48, MRMSrcMem,       // if signed, GR32 = [mem32]
-                  (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
-                  "cmovs{l}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
-                                   X86_COND_S, EFLAGS))]>,
-                  TB;
-def CMOVNS16rm: I<0x49, MRMSrcMem,       // if !signed, GR16 = [mem16]
-                  (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
-                  "cmovns{w}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
-                                   X86_COND_NS, EFLAGS))]>,
-                  TB, OpSize;
-def CMOVNS32rm: I<0x49, MRMSrcMem,       // if !signed, GR32 = [mem32]
-                  (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
-                  "cmovns{l}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
-                                   X86_COND_NS, EFLAGS))]>,
-                  TB;
-def CMOVP16rm : I<0x4A, MRMSrcMem,       // if parity, GR16 = [mem16]
-                  (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
-                  "cmovp{w}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
-                                   X86_COND_P, EFLAGS))]>,
-                  TB, OpSize;
-def CMOVP32rm : I<0x4A, MRMSrcMem,       // if parity, GR32 = [mem32]
-                  (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
-                  "cmovp{l}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
-                                   X86_COND_P, EFLAGS))]>,
-                  TB;
-def CMOVNP16rm : I<0x4B, MRMSrcMem,       // if !parity, GR16 = [mem16]
-                  (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
-                  "cmovnp{w}\t{$src2, $dst|$dst, $src2}",
-                   [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
-                                    X86_COND_NP, EFLAGS))]>,
-                  TB, OpSize;
-def CMOVNP32rm : I<0x4B, MRMSrcMem,       // if !parity, GR32 = [mem32]
-                  (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
-                  "cmovnp{l}\t{$src2, $dst|$dst, $src2}",
-                   [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
-                                    X86_COND_NP, EFLAGS))]>,
-                  TB;
-def CMOVO16rm : I<0x40, MRMSrcMem,       // if overflow, GR16 = [mem16]
-                  (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
-                  "cmovo{w}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
-                                   X86_COND_O, EFLAGS))]>,
-                  TB, OpSize;
-def CMOVO32rm : I<0x40, MRMSrcMem,       // if overflow, GR32 = [mem32]
-                  (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
-                  "cmovo{l}\t{$src2, $dst|$dst, $src2}",
-                  [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
-                                   X86_COND_O, EFLAGS))]>,
-                  TB;
-def CMOVNO16rm : I<0x41, MRMSrcMem,       // if !overflow, GR16 = [mem16]
-                  (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
-                  "cmovno{w}\t{$src2, $dst|$dst, $src2}",
-                   [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
-                                    X86_COND_NO, EFLAGS))]>,
-                  TB, OpSize;
-def CMOVNO32rm : I<0x41, MRMSrcMem,       // if !overflow, GR32 = [mem32]
-                  (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
-                  "cmovno{l}\t{$src2, $dst|$dst, $src2}",
-                   [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
-                                    X86_COND_NO, EFLAGS))]>,
-                  TB;
-} // Predicates = [HasCMov]
-
-// X86 doesn't have 8-bit conditional moves. Use a customInserter to
-// emit control flow. An alternative to this is to mark i8 SELECT as Promote,
-// however that requires promoting the operands, and can induce additional
-// i8 register pressure. Note that CMOV_GR8 is conservatively considered to
-// clobber EFLAGS, because if one of the operands is zero, the expansion
-// could involve an xor.
-let usesCustomInserter = 1, Constraints = "", Defs = [EFLAGS] in {
-def CMOV_GR8 : I<0, Pseudo,
-                 (outs GR8:$dst), (ins GR8:$src1, GR8:$src2, i8imm:$cond),
-                 "#CMOV_GR8 PSEUDO!",
-                 [(set GR8:$dst, (X86cmov GR8:$src1, GR8:$src2,
-                                          imm:$cond, EFLAGS))]>;
-
-let Predicates = [NoCMov] in {
-def CMOV_GR32 : I<0, Pseudo,
-                    (outs GR32:$dst), (ins GR32:$src1, GR32:$src2, i8imm:$cond),
-                    "#CMOV_GR32* PSEUDO!",
-                    [(set GR32:$dst,
-                      (X86cmov GR32:$src1, GR32:$src2, imm:$cond, EFLAGS))]>;
-def CMOV_GR16 : I<0, Pseudo,
-                    (outs GR16:$dst), (ins GR16:$src1, GR16:$src2, i8imm:$cond),
-                    "#CMOV_GR16* PSEUDO!",
-                    [(set GR16:$dst,
-                      (X86cmov GR16:$src1, GR16:$src2, imm:$cond, EFLAGS))]>;
-def CMOV_RFP32 : I<0, Pseudo,
-                    (outs RFP32:$dst),
-                    (ins RFP32:$src1, RFP32:$src2, i8imm:$cond),
-                    "#CMOV_RFP32 PSEUDO!",
-                    [(set RFP32:$dst,
-                      (X86cmov RFP32:$src1, RFP32:$src2, imm:$cond,
-                                                  EFLAGS))]>;
-def CMOV_RFP64 : I<0, Pseudo,
-                    (outs RFP64:$dst),
-                    (ins RFP64:$src1, RFP64:$src2, i8imm:$cond),
-                    "#CMOV_RFP64 PSEUDO!",
-                    [(set RFP64:$dst,
-                      (X86cmov RFP64:$src1, RFP64:$src2, imm:$cond,
-                                                  EFLAGS))]>;
-def CMOV_RFP80 : I<0, Pseudo,
-                    (outs RFP80:$dst),
-                    (ins RFP80:$src1, RFP80:$src2, i8imm:$cond),
-                    "#CMOV_RFP80 PSEUDO!",
-                    [(set RFP80:$dst,
-                      (X86cmov RFP80:$src1, RFP80:$src2, imm:$cond,
-                                                  EFLAGS))]>;
-} // Predicates = [NoCMov]
-} // UsesCustomInserter = 1, Constraints = "", Defs = [EFLAGS] 
-} // Uses = [EFLAGS]
-
-} // Constraints = "$src1 = $dst" in
-
-
-// Conditional moves
-let Uses = [EFLAGS], Constraints = "$src1 = $dst" in {
-let isCommutable = 1 in {
-def CMOVB64rr : RI<0x42, MRMSrcReg,       // if <u, GR64 = GR64
-                   (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
-                   "cmovb{q}\t{$src2, $dst|$dst, $src2}",
-                   [(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
-                                     X86_COND_B, EFLAGS))]>, TB;
-def CMOVAE64rr: RI<0x43, MRMSrcReg,       // if >=u, GR64 = GR64
-                   (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
-                   "cmovae{q}\t{$src2, $dst|$dst, $src2}",
-                   [(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
-                                     X86_COND_AE, EFLAGS))]>, TB;
-def CMOVE64rr : RI<0x44, MRMSrcReg,       // if ==, GR64 = GR64
-                   (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
-                   "cmove{q}\t{$src2, $dst|$dst, $src2}",
-                   [(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
-                                     X86_COND_E, EFLAGS))]>, TB;
-def CMOVNE64rr: RI<0x45, MRMSrcReg,       // if !=, GR64 = GR64
-                   (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
-                   "cmovne{q}\t{$src2, $dst|$dst, $src2}",
-                   [(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
-                                    X86_COND_NE, EFLAGS))]>, TB;
-def CMOVA64rr : RI<0x47, MRMSrcReg,       // if >u, GR64 = GR64
-                   (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
-                   "cmova{q}\t{$src2, $dst|$dst, $src2}",
-                   [(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
-                                    X86_COND_A, EFLAGS))]>, TB;
-def CMOVL64rr : RI<0x4C, MRMSrcReg,       // if <s, GR64 = GR64
-                   (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
-                   "cmovl{q}\t{$src2, $dst|$dst, $src2}",
-                   [(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
-                                    X86_COND_L, EFLAGS))]>, TB;
-def CMOVGE64rr: RI<0x4D, MRMSrcReg,       // if >=s, GR64 = GR64
-                   (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
-                   "cmovge{q}\t{$src2, $dst|$dst, $src2}",
-                   [(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
-                                    X86_COND_GE, EFLAGS))]>, TB;
-def CMOVLE64rr: RI<0x4E, MRMSrcReg,       // if <=s, GR64 = GR64
-                   (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
-                   "cmovle{q}\t{$src2, $dst|$dst, $src2}",
-                   [(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
-                                    X86_COND_LE, EFLAGS))]>, TB;
-def CMOVG64rr : RI<0x4F, MRMSrcReg,       // if >s, GR64 = GR64
-                   (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
-                   "cmovg{q}\t{$src2, $dst|$dst, $src2}",
-                   [(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
-                                    X86_COND_G, EFLAGS))]>, TB;
-def CMOVS64rr : RI<0x48, MRMSrcReg,       // if signed, GR64 = GR64
-                   (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
-                   "cmovs{q}\t{$src2, $dst|$dst, $src2}",
-                   [(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
-                                    X86_COND_S, EFLAGS))]>, TB;
-def CMOVNS64rr: RI<0x49, MRMSrcReg,       // if !signed, GR64 = GR64
-                   (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
-                   "cmovns{q}\t{$src2, $dst|$dst, $src2}",
-                   [(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
-                                    X86_COND_NS, EFLAGS))]>, TB;
-def CMOVP64rr : RI<0x4A, MRMSrcReg,       // if parity, GR64 = GR64
-                   (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
-                   "cmovp{q}\t{$src2, $dst|$dst, $src2}",
-                   [(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
-                                    X86_COND_P, EFLAGS))]>, TB;
-def CMOVNP64rr : RI<0x4B, MRMSrcReg,       // if !parity, GR64 = GR64
-                   (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
-                   "cmovnp{q}\t{$src2, $dst|$dst, $src2}",
-                    [(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
-                                     X86_COND_NP, EFLAGS))]>, TB;
-def CMOVO64rr : RI<0x40, MRMSrcReg,       // if overflow, GR64 = GR64
-                   (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
-                   "cmovo{q}\t{$src2, $dst|$dst, $src2}",
-                   [(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
-                                    X86_COND_O, EFLAGS))]>, TB;
-def CMOVNO64rr : RI<0x41, MRMSrcReg,       // if !overflow, GR64 = GR64
-                   (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
-                   "cmovno{q}\t{$src2, $dst|$dst, $src2}",
-                    [(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
-                                     X86_COND_NO, EFLAGS))]>, TB;
-} // isCommutable = 1
-
-def CMOVB64rm : RI<0x42, MRMSrcMem,       // if <u, GR64 = [mem64]
-                   (outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
-                   "cmovb{q}\t{$src2, $dst|$dst, $src2}",
-                   [(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
-                                     X86_COND_B, EFLAGS))]>, TB;
-def CMOVAE64rm: RI<0x43, MRMSrcMem,       // if >=u, GR64 = [mem64]
-                   (outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
-                   "cmovae{q}\t{$src2, $dst|$dst, $src2}",
-                   [(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
-                                     X86_COND_AE, EFLAGS))]>, TB;
-def CMOVE64rm : RI<0x44, MRMSrcMem,       // if ==, GR64 = [mem64]
-                   (outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
-                   "cmove{q}\t{$src2, $dst|$dst, $src2}",
-                   [(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
-                                     X86_COND_E, EFLAGS))]>, TB;
-def CMOVNE64rm: RI<0x45, MRMSrcMem,       // if !=, GR64 = [mem64]
-                   (outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
-                   "cmovne{q}\t{$src2, $dst|$dst, $src2}",
-                   [(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
-                                    X86_COND_NE, EFLAGS))]>, TB;
-def CMOVA64rm : RI<0x47, MRMSrcMem,       // if >u, GR64 = [mem64]
-                   (outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
-                   "cmova{q}\t{$src2, $dst|$dst, $src2}",
-                   [(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
-                                    X86_COND_A, EFLAGS))]>, TB;
-def CMOVL64rm : RI<0x4C, MRMSrcMem,       // if <s, GR64 = [mem64]
-                   (outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
-                   "cmovl{q}\t{$src2, $dst|$dst, $src2}",
-                   [(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
-                                    X86_COND_L, EFLAGS))]>, TB;
-def CMOVGE64rm: RI<0x4D, MRMSrcMem,       // if >=s, GR64 = [mem64]
-                   (outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
-                   "cmovge{q}\t{$src2, $dst|$dst, $src2}",
-                   [(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
-                                    X86_COND_GE, EFLAGS))]>, TB;
-def CMOVLE64rm: RI<0x4E, MRMSrcMem,       // if <=s, GR64 = [mem64]
-                   (outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
-                   "cmovle{q}\t{$src2, $dst|$dst, $src2}",
-                   [(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
-                                    X86_COND_LE, EFLAGS))]>, TB;
-def CMOVG64rm : RI<0x4F, MRMSrcMem,       // if >s, GR64 = [mem64]
-                   (outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
-                   "cmovg{q}\t{$src2, $dst|$dst, $src2}",
-                   [(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
-                                    X86_COND_G, EFLAGS))]>, TB;
-def CMOVS64rm : RI<0x48, MRMSrcMem,       // if signed, GR64 = [mem64]
-                   (outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
-                   "cmovs{q}\t{$src2, $dst|$dst, $src2}",
-                   [(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
-                                    X86_COND_S, EFLAGS))]>, TB;
-def CMOVNS64rm: RI<0x49, MRMSrcMem,       // if !signed, GR64 = [mem64]
-                   (outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
-                   "cmovns{q}\t{$src2, $dst|$dst, $src2}",
-                   [(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
-                                    X86_COND_NS, EFLAGS))]>, TB;
-def CMOVP64rm : RI<0x4A, MRMSrcMem,       // if parity, GR64 = [mem64]
-                   (outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
-                   "cmovp{q}\t{$src2, $dst|$dst, $src2}",
-                   [(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
-                                    X86_COND_P, EFLAGS))]>, TB;
-def CMOVNP64rm : RI<0x4B, MRMSrcMem,       // if !parity, GR64 = [mem64]
-                   (outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
-                   "cmovnp{q}\t{$src2, $dst|$dst, $src2}",
-                    [(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
-                                     X86_COND_NP, EFLAGS))]>, TB;
-def CMOVO64rm : RI<0x40, MRMSrcMem,       // if overflow, GR64 = [mem64]
-                   (outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
-                   "cmovo{q}\t{$src2, $dst|$dst, $src2}",
-                   [(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
-                                    X86_COND_O, EFLAGS))]>, TB;
-def CMOVNO64rm : RI<0x41, MRMSrcMem,       // if !overflow, GR64 = [mem64]
-                   (outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
-                   "cmovno{q}\t{$src2, $dst|$dst, $src2}",
-                    [(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
-                                     X86_COND_NO, EFLAGS))]>, TB;
-} // Constraints = "$src1 = $dst"
+defm CMOVA  : CMOV<0x47, "cmova" , X86_COND_A>;
+defm CMOVS  : CMOV<0x48, "cmovs" , X86_COND_S>;
+defm CMOVNS : CMOV<0x49, "cmovns", X86_COND_NS>;
+defm CMOVP  : CMOV<0x4A, "cmovp" , X86_COND_P>;
+defm CMOVNP : CMOV<0x4B, "cmovnp", X86_COND_NP>;
+defm CMOVL  : CMOV<0x4C, "cmovl" , X86_COND_L>;
+defm CMOVGE : CMOV<0x4D, "cmovge", X86_COND_GE>;
+defm CMOVLE : CMOV<0x4E, "cmovle", X86_COND_LE>;
+defm CMOVG  : CMOV<0x4F, "cmovg" , X86_COND_G>;
 
 
 // SetCC instructions.
index 39901764052e3b2fbf17177a0ee98863bddf58ff..b8e1b80817125201dee8d1b063a6a3d227ebc755 100644 (file)
@@ -273,6 +273,67 @@ def TLSCall_64 : I<0, Pseudo, (outs), (ins i64mem:$sym),
                   [(X86TLSCall addr:$sym)]>,
                   Requires<[In64BitMode]>;
 
+
+//===----------------------------------------------------------------------===//
+// Conditional Move Pseudo Instructions
+
+let Constraints = "$src1 = $dst" in {
+
+// Conditional moves
+let Uses = [EFLAGS] in {
+
+// X86 doesn't have 8-bit conditional moves. Use a customInserter to
+// emit control flow. An alternative to this is to mark i8 SELECT as Promote,
+// however that requires promoting the operands, and can induce additional
+// i8 register pressure. Note that CMOV_GR8 is conservatively considered to
+// clobber EFLAGS, because if one of the operands is zero, the expansion
+// could involve an xor.
+let usesCustomInserter = 1, Constraints = "", Defs = [EFLAGS] in {
+def CMOV_GR8 : I<0, Pseudo,
+                 (outs GR8:$dst), (ins GR8:$src1, GR8:$src2, i8imm:$cond),
+                 "#CMOV_GR8 PSEUDO!",
+                 [(set GR8:$dst, (X86cmov GR8:$src1, GR8:$src2,
+                                          imm:$cond, EFLAGS))]>;
+
+let Predicates = [NoCMov] in {
+def CMOV_GR32 : I<0, Pseudo,
+                    (outs GR32:$dst), (ins GR32:$src1, GR32:$src2, i8imm:$cond),
+                    "#CMOV_GR32* PSEUDO!",
+                    [(set GR32:$dst,
+                      (X86cmov GR32:$src1, GR32:$src2, imm:$cond, EFLAGS))]>;
+def CMOV_GR16 : I<0, Pseudo,
+                    (outs GR16:$dst), (ins GR16:$src1, GR16:$src2, i8imm:$cond),
+                    "#CMOV_GR16* PSEUDO!",
+                    [(set GR16:$dst,
+                      (X86cmov GR16:$src1, GR16:$src2, imm:$cond, EFLAGS))]>;
+def CMOV_RFP32 : I<0, Pseudo,
+                    (outs RFP32:$dst),
+                    (ins RFP32:$src1, RFP32:$src2, i8imm:$cond),
+                    "#CMOV_RFP32 PSEUDO!",
+                    [(set RFP32:$dst,
+                      (X86cmov RFP32:$src1, RFP32:$src2, imm:$cond,
+                                                  EFLAGS))]>;
+def CMOV_RFP64 : I<0, Pseudo,
+                    (outs RFP64:$dst),
+                    (ins RFP64:$src1, RFP64:$src2, i8imm:$cond),
+                    "#CMOV_RFP64 PSEUDO!",
+                    [(set RFP64:$dst,
+                      (X86cmov RFP64:$src1, RFP64:$src2, imm:$cond,
+                                                  EFLAGS))]>;
+def CMOV_RFP80 : I<0, Pseudo,
+                    (outs RFP80:$dst),
+                    (ins RFP80:$src1, RFP80:$src2, i8imm:$cond),
+                    "#CMOV_RFP80 PSEUDO!",
+                    [(set RFP80:$dst,
+                      (X86cmov RFP80:$src1, RFP80:$src2, imm:$cond,
+                                                  EFLAGS))]>;
+} // Predicates = [NoCMov]
+} // UsesCustomInserter = 1, Constraints = "", Defs = [EFLAGS] 
+} // Uses = [EFLAGS]
+
+} // Constraints = "$src1 = $dst" in
+
+
 //===----------------------------------------------------------------------===//
 // Atomic Instruction Pseudo Instructions
 //===----------------------------------------------------------------------===//