R600/SI: Refactor VOP3 instruction definitions

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@213571 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/R600/SIInstrFormats.td b/lib/Target/R600/SIInstrFormats.td
index e85564ee1e761fcaf9cb1f7b2e26cea03353f6e5..00e69ddbeea4b042ac206779268474fb82e8cf76 100644 (file)
--- a/lib/Target/R600/SIInstrFormats.td
+++ b/lib/Target/R600/SIInstrFormats.td
@@ -57,6 +57,8 @@ class VOP3Common <dag outs, dag ins, string asm, list<dag> pattern> :
   let hasSideEffects = 0;
   let UseNamedOperandTable = 1;
   let VOP3 = 1;
+
+  int Size = 8;
 }
 
 //===----------------------------------------------------------------------===//

diff --git a/lib/Target/R600/SIInstrInfo.td b/lib/Target/R600/SIInstrInfo.td
index f3517035f3577fcca36f16cf0a8cc6a007d69a2e..b0ac20f558d08416f01ab09d7ca966901c25e2de 100644 (file)
--- a/lib/Target/R600/SIInstrInfo.td
+++ b/lib/Target/R600/SIInstrInfo.td
@@ -284,16 +284,54 @@ class SIMCInstr <string pseudo, int subtarget> {
   int Subtarget = subtarget;
 }
 
+class VOP3_Pseudo <dag outs, dag ins, list<dag> pattern, string opName> :
+  VOP3Common <outs, ins, "", pattern>,
+  VOP <opName>,
+  SIMCInstr<opName, SISubtarget.NONE> {
+  let isPseudo = 1;
+}
+
+class VOP3_Real_si <bits<9> op, dag outs, dag ins, string asm, string opName> :
+  VOP3 <op, outs, ins, asm, []>,
+  SIMCInstr<opName, SISubtarget.SI>;
+
 multiclass VOP3_m <bits<9> op, dag outs, dag ins, string asm, list<dag> pattern,
                    string opName> {
 
-  def "" : VOP3Common <outs, ins, "", pattern>, VOP <opName>,
-           SIMCInstr<OpName, SISubtarget.NONE> {
-    let isPseudo = 1;
-  }
+  def "" : VOP3_Pseudo <outs, ins, pattern, opName>;
+
+  def _si : VOP3_Real_si <op, outs, ins, asm, opName>;
+
+}
+
+multiclass VOP3_1_m <bits<8> op, dag outs, dag ins, string asm,
+                     list<dag> pattern, string opName> {
+
+  def "" : VOP3_Pseudo <outs, ins, pattern, opName>;
+
+  let src1 = 0, src1_modifiers = 0, src2 = 0, src2_modifiers = 0 in {
+
+    def _si : VOP3_Real_si <
+      {1, 1, op{6}, op{5}, op{4}, op{3}, op{2}, op{1}, op{0}},
+      outs, ins, asm, opName
+    >;
+
+  } // src1 = 0, src1_modifiers = 0, src2 = 0, src2_modifiers = 0
+}
+
+multiclass VOP3_2_m <bits<6> op, dag outs, dag ins, string asm,
+                     list<dag> pattern, string opName, string revOp> {
 
-  def _si : VOP3 <op, outs, ins, asm, []>, SIMCInstr<opName, SISubtarget.SI>;
+  def "" : VOP3_Pseudo <outs, ins, pattern, opName>;
 
+  let src2 = 0, src2_modifiers = 0 in {
+
+    def _si : VOP3_Real_si <
+        {1, 0, 0, op{5}, op{4}, op{3}, op{2}, op{1}, op{0}},
+        outs, ins, asm, opName>,
+        VOP2_REV<revOp#"_e64", !eq(revOp, opName)>;
+
+  } // src2 = 0, src2_modifiers = 0
 }
 
 // This must always be right before the operand being input modified.
@@ -309,17 +347,11 @@ multiclass VOP1_Helper <bits<8> op, RegisterClass drc, RegisterClass src,
     opName#"_e32 $dst, $src0", pattern
   >, VOP <opName>;
 
-  def _e64 : VOP3 <
-    {1, 1, op{6}, op{5}, op{4}, op{3}, op{2}, op{1}, op{0}},
+  defm _e64 : VOP3_1_m <
+    op,
     (outs drc:$dst),
     (ins InputMods:$src0_modifiers, src:$src0, i32imm:$clamp, i32imm:$omod),
-    opName#"_e64 $dst, $src0_modifiers, $clamp, $omod", []
-  >, VOP <opName> {
-    let src1 = 0;
-    let src1_modifiers = 0;
-    let src2 = 0;
-    let src2_modifiers = 0;
-  }
+    opName#"_e64 $dst, $src0_modifiers, $clamp, $omod", [], opName>;
 }
 
 multiclass VOP1_32 <bits<8> op, string opName, list<dag> pattern>
@@ -341,17 +373,14 @@ multiclass VOP2_Helper <bits<6> op, RegisterClass vrc, RegisterClass arc,
     opName#"_e32 $dst, $src0, $src1", pattern
   >, VOP <opName>, VOP2_REV<revOp#"_e32", !eq(revOp, opName)>;
 
-  def _e64 : VOP3 <
-    {1, 0, 0, op{5}, op{4}, op{3}, op{2}, op{1}, op{0}},
+  defm _e64 : VOP3_2_m <
+    op,
     (outs vrc:$dst),
     (ins InputMods:$src0_modifiers, arc:$src0,
          InputMods:$src1_modifiers, arc:$src1,
          i32imm:$clamp, i32imm:$omod),
-    opName#"_e64 $dst, $src0_modifiers, $src1_modifiers, $clamp, $omod", []
-  >, VOP <opName>, VOP2_REV<revOp#"_e64", !eq(revOp, opName)> {
-    let src2 = 0;
-    let src2_modifiers = 0;
-  }
+    opName#"_e64 $dst, $src0_modifiers, $src1_modifiers, $clamp, $omod", [],
+    opName, revOp>;
 }
 
 multiclass VOP2_32 <bits<6> op, string opName, list<dag> pattern,