[x86] Refactor some tablegen instruction info classes slightly to prepare for another...
[oota-llvm.git] / lib / Target / X86 / X86InstrControl.td
index 2bacb114bd7966f2f465ac831bef2c43be1949d0..28de1580b69af2b80679c4d06f1d64fb1b529678 100644 (file)
@@ -106,20 +106,20 @@ let isBranch = 1, isTerminator = 1, hasSideEffects = 0, SchedRW = [WriteJump] in
   // jecxz.
   let Uses = [CX] in
     def JCXZ : Ii8PCRel<0xE3, RawFrm, (outs), (ins brtarget8:$dst),
-                        "jcxz\t$dst", [], IIC_JCXZ>, AdSize, Requires<[Not64BitMode]>;
+                        "jcxz\t$dst", [], IIC_JCXZ>, AdSize16, Requires<[Not64BitMode]>;
   let Uses = [ECX] in
     def JECXZ_32 : Ii8PCRel<0xE3, RawFrm, (outs), (ins brtarget8:$dst),
-                           "jecxz\t$dst", [], IIC_JCXZ>, Requires<[Not64BitMode]>;
+                           "jecxz\t$dst", [], IIC_JCXZ>, AdSize32, Requires<[Not64BitMode]>;
 
   // J*CXZ instruction: 64-bit versions of this instruction for the asmparser.
   // In 64-bit mode, the address size prefix is jecxz and the unprefixed version
   // is jrcxz.
   let Uses = [ECX] in
     def JECXZ_64 : Ii8PCRel<0xE3, RawFrm, (outs), (ins brtarget8:$dst),
-                            "jecxz\t$dst", [], IIC_JCXZ>, AdSize, Requires<[In64BitMode]>;
+                            "jecxz\t$dst", [], IIC_JCXZ>, AdSize32, Requires<[In64BitMode]>;
   let Uses = [RCX] in
     def JRCXZ : Ii8PCRel<0xE3, RawFrm, (outs), (ins brtarget8:$dst),
-                           "jrcxz\t$dst", [], IIC_JCXZ>, Requires<[In64BitMode]>;
+                           "jrcxz\t$dst", [], IIC_JCXZ>, AdSize64, Requires<[In64BitMode]>;
 }
 
 // Indirect branches
@@ -148,11 +148,11 @@ let isBranch = 1, isTerminator = 1, isBarrier = 1, isIndirectBranch = 1 in {
   let Predicates = [Not64BitMode] in {
     def FARJMP16i  : Iseg16<0xEA, RawFrmImm16, (outs),
                             (ins i16imm:$off, i16imm:$seg),
-                            "ljmp{w}\t{$seg, $off|$off, $seg}", [],
+                            "ljmp{w}\t$seg, $off", [],
                             IIC_JMP_FAR_PTR>, OpSize16, Sched<[WriteJump]>;
     def FARJMP32i  : Iseg32<0xEA, RawFrmImm16, (outs),
                             (ins i32imm:$off, i16imm:$seg),
-                            "ljmp{l}\t{$seg, $off|$off, $seg}", [],
+                            "ljmp{l}\t$seg, $off", [],
                             IIC_JMP_FAR_PTR>, OpSize32, Sched<[WriteJump]>;
   }
   def FARJMP64   : RI<0xFF, MRM5m, (outs), (ins opaque80mem:$dst),
@@ -188,10 +188,11 @@ let isCall = 1 in
                            (outs), (ins i32imm_pcrel:$dst),
                            "call{l}\t$dst", [], IIC_CALL_RI>, OpSize32,
                       Requires<[Not64BitMode]>, Sched<[WriteJump]>;
-    def CALLpcrel16 : Ii16PCRel<0xE8, RawFrm,
-                           (outs), (ins i16imm_pcrel:$dst),
-                           "call{w}\t$dst", [], IIC_CALL_RI>, OpSize16,
-                      Sched<[WriteJump]>;
+    let hasSideEffects = 0 in
+      def CALLpcrel16 : Ii16PCRel<0xE8, RawFrm,
+                             (outs), (ins i16imm_pcrel:$dst),
+                             "call{w}\t$dst", [], IIC_CALL_RI>, OpSize16,
+                        Sched<[WriteJump]>;
     def CALL16r     : I<0xFF, MRM2r, (outs), (ins GR16:$dst),
                         "call{w}\t{*}$dst", [(X86call GR16:$dst)], IIC_CALL_RI>,
                       OpSize16, Requires<[Not64BitMode]>, Sched<[WriteJump]>;
@@ -212,11 +213,11 @@ let isCall = 1 in
     let Predicates = [Not64BitMode] in {
       def FARCALL16i  : Iseg16<0x9A, RawFrmImm16, (outs),
                                (ins i16imm:$off, i16imm:$seg),
-                               "lcall{w}\t{$seg, $off|$off, $seg}", [],
+                               "lcall{w}\t$seg, $off", [],
                                IIC_CALL_FAR_PTR>, OpSize16, Sched<[WriteJump]>;
       def FARCALL32i  : Iseg32<0x9A, RawFrmImm16, (outs),
                                (ins i32imm:$off, i16imm:$seg),
-                               "lcall{l}\t{$seg, $off|$off, $seg}", [],
+                               "lcall{l}\t$seg, $off", [],
                                IIC_CALL_FAR_PTR>, OpSize32, Sched<[WriteJump]>;
     }