X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=lib%2FTarget%2FR600%2FAMDGPUInstructions.td;h=cf3bffac968c907feed8d4840b1709e3c45a09b5;hb=f50f927d65a97737d3e31229f9006c989bbc1fc4;hp=6745fed3baecdc2769ce56a3520ce937f8d9e601;hpb=79916948e1fd176a3898b596b679cc9dba3d40a8;p=oota-llvm.git

diff --git a/lib/Target/R600/AMDGPUInstructions.td b/lib/Target/R600/AMDGPUInstructions.td
index 6745fed3bae..cf3bffac968 100644
--- a/lib/Target/R600/AMDGPUInstructions.td
+++ b/lib/Target/R600/AMDGPUInstructions.td
@@ -34,58 +34,149 @@ class AMDGPUShaderInst <dag outs, dag ins, string asm, list<dag> pattern>
 
 }
 
+def FP32Denormals : Predicate<"Subtarget.hasFP32Denormals()">;
+def FP64Denormals : Predicate<"Subtarget.hasFP64Denormals()">;
+def UnsafeFPMath : Predicate<"TM.Options.UnsafeFPMath">;
+
 def InstFlag : OperandWithDefaultOps <i32, (ops (i32 0))>;
+def ADDRIndirect : ComplexPattern<iPTR, 2, "SelectADDRIndirect", [], []>;
 
-def COND_EQ : PatLeaf <
+let OperandType = "OPERAND_IMMEDIATE" in {
+
+def u32imm : Operand<i32> {
+  let PrintMethod = "printU32ImmOperand";
+}
+
+def u16imm : Operand<i16> {
+  let PrintMethod = "printU16ImmOperand";
+}
+
+def u8imm : Operand<i8> {
+  let PrintMethod = "printU8ImmOperand";
+}
+
+} // End OperandType = "OPERAND_IMMEDIATE"
+
+//===--------------------------------------------------------------------===//
+// Custom Operands
+//===--------------------------------------------------------------------===//
+def brtarget   : Operand<OtherVT>;
+
+//===----------------------------------------------------------------------===//
+// PatLeafs for floating-point comparisons
+//===----------------------------------------------------------------------===//
+
+def COND_OEQ : PatLeaf <
   (cond),
-  [{switch(N->get()){{default: return false;
-                     case ISD::SETOEQ: case ISD::SETUEQ:
-                     case ISD::SETEQ: return true;}}}]
+  [{return N->get() == ISD::SETOEQ || N->get() == ISD::SETEQ;}]
 >;
 
-def COND_NE : PatLeaf <
+def COND_OGT : PatLeaf <
   (cond),
-  [{switch(N->get()){{default: return false;
-                     case ISD::SETONE: case ISD::SETUNE:
-                     case ISD::SETNE: return true;}}}]
+  [{return N->get() == ISD::SETOGT || N->get() == ISD::SETGT;}]
 >;
-def COND_GT : PatLeaf <
+
+def COND_OGE : PatLeaf <
   (cond),
-  [{switch(N->get()){{default: return false;
-                     case ISD::SETOGT: case ISD::SETUGT:
-                     case ISD::SETGT: return true;}}}]
+  [{return N->get() == ISD::SETOGE || N->get() == ISD::SETGE;}]
 >;
 
-def COND_GE : PatLeaf <
+def COND_OLT : PatLeaf <
   (cond),
-  [{switch(N->get()){{default: return false;
-                     case ISD::SETOGE: case ISD::SETUGE:
-                     case ISD::SETGE: return true;}}}]
+  [{return N->get() == ISD::SETOLT || N->get() == ISD::SETLT;}]
 >;
 
-def COND_LT : PatLeaf <
+def COND_OLE : PatLeaf <
+  (cond),
+  [{return N->get() == ISD::SETOLE || N->get() == ISD::SETLE;}]
+>;
+
+def COND_UNE : PatLeaf <
+  (cond),
+  [{return N->get() == ISD::SETUNE || N->get() == ISD::SETNE;}]
+>;
+
+def COND_O : PatLeaf <(cond), [{return N->get() == ISD::SETO;}]>;
+def COND_UO : PatLeaf <(cond), [{return N->get() == ISD::SETUO;}]>;
+
+//===----------------------------------------------------------------------===//
+// PatLeafs for unsigned comparisons
+//===----------------------------------------------------------------------===//
+
+def COND_UGT : PatLeaf <(cond), [{return N->get() == ISD::SETUGT;}]>;
+def COND_UGE : PatLeaf <(cond), [{return N->get() == ISD::SETUGE;}]>;
+def COND_ULT : PatLeaf <(cond), [{return N->get() == ISD::SETULT;}]>;
+def COND_ULE : PatLeaf <(cond), [{return N->get() == ISD::SETULE;}]>;
+
+//===----------------------------------------------------------------------===//
+// PatLeafs for signed comparisons
+//===----------------------------------------------------------------------===//
+
+def COND_SGT : PatLeaf <(cond), [{return N->get() == ISD::SETGT;}]>;
+def COND_SGE : PatLeaf <(cond), [{return N->get() == ISD::SETGE;}]>;
+def COND_SLT : PatLeaf <(cond), [{return N->get() == ISD::SETLT;}]>;
+def COND_SLE : PatLeaf <(cond), [{return N->get() == ISD::SETLE;}]>;
+
+//===----------------------------------------------------------------------===//
+// PatLeafs for integer equality
+//===----------------------------------------------------------------------===//
+
+def COND_EQ : PatLeaf <
   (cond),
-  [{switch(N->get()){{default: return false;
-                     case ISD::SETOLT: case ISD::SETULT:
-                     case ISD::SETLT: return true;}}}]
+  [{return N->get() == ISD::SETEQ || N->get() == ISD::SETUEQ;}]
 >;
 
-def COND_LE : PatLeaf <
+def COND_NE : PatLeaf <
   (cond),
-  [{switch(N->get()){{default: return false;
-                     case ISD::SETOLE: case ISD::SETULE:
-                     case ISD::SETLE: return true;}}}]
+  [{return N->get() == ISD::SETNE || N->get() == ISD::SETUNE;}]
 >;
 
 def COND_NULL : PatLeaf <
   (cond),
-  [{return false;}]
+  [{(void)N; return false;}]
 >;
 
 //===----------------------------------------------------------------------===//
 // Load/Store Pattern Fragments
 //===----------------------------------------------------------------------===//
 
+class PrivateMemOp <dag ops, dag frag> : PatFrag <ops, frag, [{
+  return cast<MemSDNode>(N)->getAddressSpace() == AMDGPUAS::PRIVATE_ADDRESS;
+}]>;
+
+class PrivateLoad <SDPatternOperator op> : PrivateMemOp <
+  (ops node:$ptr), (op node:$ptr)
+>;
+
+class PrivateStore <SDPatternOperator op> : PrivateMemOp <
+  (ops node:$value, node:$ptr), (op node:$value, node:$ptr)
+>;
+
+def extloadi8_private : PrivateLoad <extloadi8>;
+def sextloadi8_private : PrivateLoad <sextloadi8>;
+def extloadi16_private : PrivateLoad <extloadi16>;
+def sextloadi16_private : PrivateLoad <sextloadi16>;
+def load_private : PrivateLoad <load>;
+
+def truncstorei8_private : PrivateStore <truncstorei8>;
+def truncstorei16_private : PrivateStore <truncstorei16>;
+def store_private : PrivateStore <store>;
+
+def global_store : PatFrag<(ops node:$val, node:$ptr),
+    (store node:$val, node:$ptr), [{
+        return isGlobalStore(dyn_cast<StoreSDNode>(N));
+}]>;
+
+// Global address space loads
+def global_load : PatFrag<(ops node:$ptr), (load node:$ptr), [{
+    return isGlobalLoad(dyn_cast<LoadSDNode>(N));
+}]>;
+
+// Constant address space loads
+def constant_load : PatFrag<(ops node:$ptr), (load node:$ptr), [{
+    return isConstantLoad(dyn_cast<LoadSDNode>(N), -1);
+}]>;
+
 def az_extload : PatFrag<(ops node:$ptr), (unindexedload node:$ptr), [{
   LoadSDNode *L = cast<LoadSDNode>(N);
   return L->getExtensionType() == ISD::ZEXTLOAD ||
@@ -191,21 +282,74 @@ def local_load : PatFrag<(ops node:$ptr), (load node:$ptr), [{
     return isLocalLoad(dyn_cast<LoadSDNode>(N));
 }]>;
 
-def atomic_load_add_local : PatFrag<(ops node:$ptr, node:$value),
-                                    (atomic_load_add node:$ptr, node:$value), [{
-  return dyn_cast<MemSDNode>(N)->getAddressSpace() == AMDGPUAS::LOCAL_ADDRESS;
+class Aligned8Bytes <dag ops, dag frag> : PatFrag <ops, frag, [{
+    return cast<MemSDNode>(N)->getAlignment() % 8 == 0;
 }]>;
 
+def local_load_aligned8bytes : Aligned8Bytes <
+  (ops node:$ptr), (local_load node:$ptr)
+>;
+
+def local_store_aligned8bytes : Aligned8Bytes <
+  (ops node:$val, node:$ptr), (local_store node:$val, node:$ptr)
+>;
+
+class local_binary_atomic_op<SDNode atomic_op> :
+  PatFrag<(ops node:$ptr, node:$value),
+    (atomic_op node:$ptr, node:$value), [{
+  return cast<MemSDNode>(N)->getAddressSpace() == AMDGPUAS::LOCAL_ADDRESS;
+}]>;
+
+
+def atomic_swap_local : local_binary_atomic_op<atomic_swap>;
+def atomic_load_add_local : local_binary_atomic_op<atomic_load_add>;
+def atomic_load_sub_local : local_binary_atomic_op<atomic_load_sub>;
+def atomic_load_and_local : local_binary_atomic_op<atomic_load_and>;
+def atomic_load_or_local : local_binary_atomic_op<atomic_load_or>;
+def atomic_load_xor_local : local_binary_atomic_op<atomic_load_xor>;
+def atomic_load_nand_local : local_binary_atomic_op<atomic_load_nand>;
+def atomic_load_min_local : local_binary_atomic_op<atomic_load_min>;
+def atomic_load_max_local : local_binary_atomic_op<atomic_load_max>;
+def atomic_load_umin_local : local_binary_atomic_op<atomic_load_umin>;
+def atomic_load_umax_local : local_binary_atomic_op<atomic_load_umax>;
+
 def mskor_global : PatFrag<(ops node:$val, node:$ptr),
                             (AMDGPUstore_mskor node:$val, node:$ptr), [{
   return dyn_cast<MemSDNode>(N)->getAddressSpace() == AMDGPUAS::GLOBAL_ADDRESS;
 }]>;
 
+def atomic_cmp_swap_32_local :
+  PatFrag<(ops node:$ptr, node:$cmp, node:$swap),
+          (atomic_cmp_swap node:$ptr, node:$cmp, node:$swap), [{
+  AtomicSDNode *AN = cast<AtomicSDNode>(N);
+  return AN->getMemoryVT() == MVT::i32 &&
+         AN->getAddressSpace() == AMDGPUAS::LOCAL_ADDRESS;
+}]>;
+
+def atomic_cmp_swap_64_local :
+  PatFrag<(ops node:$ptr, node:$cmp, node:$swap),
+          (atomic_cmp_swap node:$ptr, node:$cmp, node:$swap), [{
+  AtomicSDNode *AN = cast<AtomicSDNode>(N);
+  return AN->getMemoryVT() == MVT::i64 &&
+         AN->getAddressSpace() == AMDGPUAS::LOCAL_ADDRESS;
+}]>;
+
+//===----------------------------------------------------------------------===//
+// Misc Pattern Fragments
+//===----------------------------------------------------------------------===//
+
+def fmad : PatFrag <
+  (ops node:$src0, node:$src1, node:$src2),
+  (fadd (fmul node:$src0, node:$src1), node:$src2)
+>;
+
 class Constants {
 int TWO_PI = 0x40c90fdb;
 int PI = 0x40490fdb;
 int TWO_PI_INV = 0x3e22f983;
-int FP_UINT_MAX_PLUS_1 = 0x4f800000;	// 1 << 32 in floating point encoding
+int FP_UINT_MAX_PLUS_1 = 0x4f800000;    // 1 << 32 in floating point encoding
+int FP32_NEG_ONE = 0xbf800000;
+int FP32_ONE = 0x3f800000;
 }
 def CONST : Constants;
 
@@ -219,9 +363,6 @@ def FP_ONE : PatLeaf <
   [{return N->isExactlyValue(1.0);}]
 >;
 
-def U24 : ComplexPattern<i32, 1, "SelectU24", [], []>;
-def I24 : ComplexPattern<i32, 1, "SelectI24", [], []>;
-
 let isCodeGenOnly = 1, isPseudo = 1 in {
 
 let usesCustomInserter = 1  in {
@@ -230,7 +371,7 @@ class CLAMP <RegisterClass rc> : AMDGPUShaderInst <
   (outs rc:$dst),
   (ins rc:$src0),
   "CLAMP $dst, $src0",
-  [(set f32:$dst, (int_AMDIL_clamp f32:$src0, (f32 FP_ZERO), (f32 FP_ONE)))]
+  [(set f32:$dst, (AMDGPUclamp f32:$src0, (f32 FP_ZERO), (f32 FP_ONE)))]
 >;
 
 class FABS <RegisterClass rc> : AMDGPUShaderInst <
@@ -251,6 +392,8 @@ class FNEG <RegisterClass rc> : AMDGPUShaderInst <
 
 multiclass RegisterLoadStore <RegisterClass dstClass, Operand addrClass,
                     ComplexPattern addrPat> {
+let UseNamedOperandTable = 1 in {
+
   def RegisterLoad : AMDGPUShaderInst <
     (outs dstClass:$dst),
     (ins addrClass:$addr, i32imm:$chan),
@@ -269,6 +412,7 @@ multiclass RegisterLoadStore <RegisterClass dstClass, Operand addrClass,
     let isRegisterStore = 1;
   }
 }
+}
 
 } // End isCodeGenOnly = 1, isPseudo = 1
 
@@ -285,7 +429,7 @@ class POW_Common <AMDGPUInst log_ieee, AMDGPUInst exp_ieee, AMDGPUInst mul>
 /* --------------------- */
 
 /* Extract element pattern */
-class Extract_Element <ValueType sub_type, ValueType vec_type, int sub_idx, 
+class Extract_Element <ValueType sub_type, ValueType vec_type, int sub_idx,
                        SubRegIndex sub_reg>
   : Pat<
   (sub_type (vector_extract vec_type:$src, sub_idx)),
@@ -300,12 +444,6 @@ class Insert_Element <ValueType elem_type, ValueType vec_type,
   (INSERT_SUBREG $vec, $elem, sub_reg)
 >;
 
-class Vector4_Build <ValueType vecType, ValueType elemType> : Pat <
-  (vecType (build_vector elemType:$x, elemType:$y, elemType:$z, elemType:$w)),
-  (INSERT_SUBREG (INSERT_SUBREG (INSERT_SUBREG (INSERT_SUBREG
-    (vecType (IMPLICIT_DEF)), $x, sub0), $y, sub1), $z, sub2), $w, sub3)
->;
-
 // XXX: Convert to new syntax and use COPY_TO_REG, once the DFAPacketizer
 // can handle COPY instructions.
 // bitconvert pattern
@@ -323,7 +461,7 @@ class DwordAddrPat<ValueType vt, RegisterClass rc> : Pat <
 
 // BFI_INT patterns
 
-multiclass BFIPatterns <Instruction BFI_INT> {
+multiclass BFIPatterns <Instruction BFI_INT, Instruction LoadImm32> {
 
   // Definition from ISA doc:
   // (y & x) | (z & ~x)
@@ -339,6 +477,19 @@ multiclass BFIPatterns <Instruction BFI_INT> {
     (BFI_INT $x, $y, $z)
   >;
 
+  def : Pat <
+    (fcopysign f32:$src0, f32:$src1),
+    (BFI_INT (LoadImm32 0x7fffffff), $src0, $src1)
+  >;
+
+  def : Pat <
+    (f64 (fcopysign f64:$src0, f64:$src1)),
+      (INSERT_SUBREG (INSERT_SUBREG (f64 (IMPLICIT_DEF)),
+      (i32 (EXTRACT_SUBREG $src0, sub0)), sub0),
+      (BFI_INT (LoadImm32 0x7fffffff),
+               (i32 (EXTRACT_SUBREG $src0, sub1)),
+               (i32 (EXTRACT_SUBREG $src1, sub1))), sub1)
+  >;
 }
 
 // SHA-256 Ma patterns
@@ -351,6 +502,11 @@ class SHA256MaPattern <Instruction BFI_INT, Instruction XOR> : Pat <
 
 // Bitfield extract patterns
 
+/*
+
+XXX: The BFE pattern is not working correctly because the XForm is not being
+applied.
+
 def legalshift32 : ImmLeaf <i32, [{return Imm >=0 && Imm < 32;}]>;
 def bfemask : PatLeaf <(imm), [{return isMask_32(N->getZExtValue());}],
                             SDNodeXForm<imm, [{ return CurDAG->getTargetConstant(CountTrailingOnes_32(N->getZExtValue()), MVT::i32);}]>>;
@@ -360,6 +516,8 @@ class BFEPattern <Instruction BFE> : Pat <
   (BFE $x, $y, $z)
 >;
 
+*/
+
 // rotr pattern
 class ROTRPattern <Instruction BIT_ALIGN> : Pat <
   (rotr i32:$src0, i32:$src1),
@@ -376,7 +534,61 @@ class UMUL24Pattern <Instruction UMUL24> : Pat <
 >;
 */
 
+class IMad24Pat<Instruction Inst> : Pat <
+  (add (AMDGPUmul_i24 i32:$src0, i32:$src1), i32:$src2),
+  (Inst $src0, $src1, $src2)
+>;
+
+class UMad24Pat<Instruction Inst> : Pat <
+  (add (AMDGPUmul_u24 i32:$src0, i32:$src1), i32:$src2),
+  (Inst $src0, $src1, $src2)
+>;
+
+multiclass Expand24IBitOps<Instruction MulInst, Instruction AddInst> {
+  def _expand_imad24 : Pat <
+    (AMDGPUmad_i24 i32:$src0, i32:$src1, i32:$src2),
+    (AddInst (MulInst $src0, $src1), $src2)
+  >;
+
+  def _expand_imul24 : Pat <
+    (AMDGPUmul_i24 i32:$src0, i32:$src1),
+    (MulInst $src0, $src1)
+  >;
+}
+
+multiclass Expand24UBitOps<Instruction MulInst, Instruction AddInst> {
+  def _expand_umad24 : Pat <
+    (AMDGPUmad_u24 i32:$src0, i32:$src1, i32:$src2),
+    (AddInst (MulInst $src0, $src1), $src2)
+  >;
+
+  def _expand_umul24 : Pat <
+    (AMDGPUmul_u24 i32:$src0, i32:$src1),
+    (MulInst $src0, $src1)
+  >;
+}
+
+class RcpPat<Instruction RcpInst, ValueType vt> : Pat <
+  (fdiv FP_ONE, vt:$src),
+  (RcpInst $src)
+>;
+
+multiclass RsqPat<Instruction RsqInst, ValueType vt> {
+  def : Pat <
+    (fdiv FP_ONE, (fsqrt vt:$src)),
+    (RsqInst $src)
+  >;
+
+  def : Pat <
+    (AMDGPUrcp (fsqrt vt:$src)),
+    (RsqInst $src)
+  >;
+}
+
 include "R600Instructions.td"
+include "R700Instructions.td"
+include "EvergreenInstructions.td"
+include "CaymanInstructions.td"
 
 include "SIInstrInfo.td"