[mips][microMIPS] Implement PRECEQ.W.PHL, PRECEQ.W.PHR, PRECEQU.PH.QBL, PRECEQU.PH.QBLA, PRECEQU.PH.QBR, PRECEQU.PH.QBRA, PRECEU.PH.QBL, PRECEU.PH.QBLA, PRECEU.PH.QBR and PRECEU.PH.QBRA instructions
Differential Revision: http://reviews.llvm.org/D14279

llvm-svn: 253326
diff --git a/llvm/lib/Target/Mips/MicroMipsDSPInstrInfo.td b/llvm/lib/Target/Mips/MicroMipsDSPInstrInfo.td
index 15d571a..3ac4182 100644
--- a/llvm/lib/Target/Mips/MicroMipsDSPInstrInfo.td
+++ b/llvm/lib/Target/Mips/MicroMipsDSPInstrInfo.td
@@ -67,6 +67,16 @@
 class SHRL_QB_MM_ENC : POOL32A_2RSA3_FMT<"shrl.qb", 0b1100001>;
 class SHRLV_PH_MMR2_ENC : POOL32A_3RB0_FMT<"shrlv.ph", 0b1100010101>;
 class SHRLV_QB_MM_ENC : POOL32A_3RB0_FMT<"shrlv.qb", 0b1101010101>;
+class PRECEQ_W_PHL_MM_ENC : POOL32A_2R_FMT<"preceq.w.phl", 0b0101000100>;
+class PRECEQ_W_PHR_MM_ENC : POOL32A_2R_FMT<"preceq.w.phr", 0b0110000100>;
+class PRECEQU_PH_QBL_MM_ENC : POOL32A_2R_FMT<"precequ.ph.qbl", 0b0111000100>;
+class PRECEQU_PH_QBLA_MM_ENC : POOL32A_2R_FMT<"precequ.ph.qbla", 0b0111001100>;
+class PRECEQU_PH_QBR_MM_ENC : POOL32A_2R_FMT<"precequ.ph.qbr", 0b1001000100>;
+class PRECEQU_PH_QBRA_MM_ENC : POOL32A_2R_FMT<"precequ.ph.qbra", 0b1001001100>;
+class PRECEU_PH_QBL_MM_ENC : POOL32A_2R_FMT<"preceu.ph.qbl", 0b1011000100>;
+class PRECEU_PH_QBLA_MM_ENC : POOL32A_2R_FMT<"preceu.ph.qbla", 0b1011001100>;
+class PRECEU_PH_QBR_MM_ENC : POOL32A_2R_FMT<"preceu.ph.qbr", 0b1101000100>;
+class PRECEU_PH_QBRA_MM_ENC : POOL32A_2R_FMT<"preceu.ph.qbra", 0b1101001100>;
 
 // Instruction desc.
 class ABSQ_S_PH_MM_R2_DESC_BASE<string opstr, SDPatternOperator OpNode,
@@ -84,6 +94,26 @@
   "absq_s.w", int_mips_absq_s_w, NoItinerary, GPR32Opnd>, Defs<[DSPOutFlag20]>;
 class ABSQ_S_QB_MMR2_DESC : ABSQ_S_PH_MM_R2_DESC_BASE<
   "absq_s.qb", int_mips_absq_s_qb, NoItinerary, DSPROpnd>, Defs<[DSPOutFlag20]>;
+class PRECEQ_W_PHL_MM_DESC : ABSQ_S_PH_MM_R2_DESC_BASE<
+  "preceq.w.phl", int_mips_preceq_w_phl, NoItinerary, GPR32Opnd, DSPROpnd>;
+class PRECEQ_W_PHR_MM_DESC : ABSQ_S_PH_MM_R2_DESC_BASE<
+  "preceq.w.phr", int_mips_preceq_w_phr, NoItinerary, GPR32Opnd, DSPROpnd>;
+class PRECEQU_PH_QBL_MM_DESC : ABSQ_S_PH_MM_R2_DESC_BASE<
+  "precequ.ph.qbl", int_mips_precequ_ph_qbl, NoItinerary, DSPROpnd>;
+class PRECEQU_PH_QBLA_MM_DESC : ABSQ_S_PH_MM_R2_DESC_BASE<
+  "precequ.ph.qbla", int_mips_precequ_ph_qbla, NoItinerary, DSPROpnd>;
+class PRECEQU_PH_QBR_MM_DESC : ABSQ_S_PH_MM_R2_DESC_BASE<
+  "precequ.ph.qbr", int_mips_precequ_ph_qbr, NoItinerary, DSPROpnd>;
+class PRECEQU_PH_QBRA_MM_DESC : ABSQ_S_PH_MM_R2_DESC_BASE<
+  "precequ.ph.qbra", int_mips_precequ_ph_qbra, NoItinerary, DSPROpnd>;
+class PRECEU_PH_QBL_MM_DESC : ABSQ_S_PH_MM_R2_DESC_BASE<
+  "preceu.ph.qbl", int_mips_preceu_ph_qbl, NoItinerary, DSPROpnd>;
+class PRECEU_PH_QBLA_MM_DESC : ABSQ_S_PH_MM_R2_DESC_BASE<
+  "preceu.ph.qbla", int_mips_preceu_ph_qbla, NoItinerary, DSPROpnd>;
+class PRECEU_PH_QBR_MM_DESC : ABSQ_S_PH_MM_R2_DESC_BASE<
+  "preceu.ph.qbr", int_mips_preceu_ph_qbr, NoItinerary, DSPROpnd>;
+class PRECEU_PH_QBRA_MM_DESC : ABSQ_S_PH_MM_R2_DESC_BASE<
+  "preceu.ph.qbra", int_mips_preceu_ph_qbra, NoItinerary, DSPROpnd>;
 
 class SHLL_R2_MM_DESC_BASE<string instr_asm, SDPatternOperator OpNode,
                            SDPatternOperator ImmPat, InstrItinClass itin,
@@ -192,6 +222,18 @@
 def SHRA_R_W_MM : DspMMRel, SHRA_R_W_MM_ENC, SHRA_R_W_MM_DESC;
 def SHRL_QB_MM : DspMMRel, SHRL_QB_MM_ENC, SHRL_QB_MM_DESC;
 def SHRLV_QB_MM : DspMMRel, SHRLV_QB_MM_ENC, SHRLV_QB_MM_DESC;
+def PRECEQ_W_PHL_MM : DspMMRel, PRECEQ_W_PHL_MM_ENC, PRECEQ_W_PHL_MM_DESC;
+def PRECEQ_W_PHR_MM : DspMMRel, PRECEQ_W_PHR_MM_ENC, PRECEQ_W_PHR_MM_DESC;
+def PRECEQU_PH_QBL_MM : DspMMRel, PRECEQU_PH_QBL_MM_ENC, PRECEQU_PH_QBL_MM_DESC;
+def PRECEQU_PH_QBLA_MM : DspMMRel, PRECEQU_PH_QBLA_MM_ENC,
+                         PRECEQU_PH_QBLA_MM_DESC;
+def PRECEQU_PH_QBR_MM : DspMMRel, PRECEQU_PH_QBR_MM_ENC, PRECEQU_PH_QBR_MM_DESC;
+def PRECEQU_PH_QBRA_MM : DspMMRel, PRECEQU_PH_QBRA_MM_ENC,
+                         PRECEQU_PH_QBRA_MM_DESC;
+def PRECEU_PH_QBL_MM : DspMMRel, PRECEU_PH_QBL_MM_ENC, PRECEU_PH_QBL_MM_DESC;
+def PRECEU_PH_QBLA_MM : DspMMRel, PRECEU_PH_QBLA_MM_ENC, PRECEU_PH_QBLA_MM_DESC;
+def PRECEU_PH_QBR_MM : DspMMRel, PRECEU_PH_QBR_MM_ENC, PRECEU_PH_QBR_MM_DESC;
+def PRECEU_PH_QBRA_MM : DspMMRel, PRECEU_PH_QBRA_MM_ENC, PRECEU_PH_QBRA_MM_DESC;
 // microMIPS DSP Rev 2
 def ABSQ_S_QB_MMR2 : DspMMRel, ABSQ_S_QB_MMR2_ENC, ABSQ_S_QB_MMR2_DESC,
                      ISA_DSPR2;