[mips][mips64r6] Set ELF e_flags for MIPS32r6/MIPS64r6. Also do MIPS-I to MIPS-V

[oota-llvm.git] / lib / Target / Mips / Mips32r6InstrInfo.td

diff --git a/lib/Target/Mips/Mips32r6InstrInfo.td b/lib/Target/Mips/Mips32r6InstrInfo.td
index e2f703b1cc669693cc9af9e60ab443c180471e84..886f1aaaef512cf34afb11dedc463a61f081c2e2 100644 (file)
--- a/lib/Target/Mips/Mips32r6InstrInfo.td
+++ b/lib/Target/Mips/Mips32r6InstrInfo.td
@@ -14,11 +14,8 @@
 include "Mips32r6InstrFormats.td"
 
 // Notes about removals/changes from MIPS32r6:
-// Unclear: ssnop
-// Reencoded: clo, clz
 // Reencoded: jr -> jalr
 // Reencoded: jr.hb -> jalr.hb
-// Reencoded: sdbbp
 
 def brtarget21 : Operand<OtherVT> {
   let EncoderMethod = "getBranchTarget21OpValue";
@@ -79,6 +76,11 @@ class BGEZC_ENC : CMP_BRANCH_1R_BOTH_OFF16_FM<OPGROUP_BLEZL>,
 class BGTZALC_ENC : CMP_BRANCH_1R_RT_OFF16_FM<OPGROUP_BGTZ>,
                     DecodeDisambiguatedBy<"BgtzGroupBranch">;
 
+class BLTC_ENC : CMP_BRANCH_2R_OFF16_FM<OPGROUP_BGTZL>,
+                 DecodeDisambiguatedBy<"BgtzlGroupBranch">;
+class BLTUC_ENC : CMP_BRANCH_2R_OFF16_FM<OPGROUP_BGTZ>,
+                  DecodeDisambiguatedBy<"BgtzGroupBranch">;
+
 class BLEZC_ENC : CMP_BRANCH_1R_RT_OFF16_FM<OPGROUP_BLEZL>,
                   DecodeDisambiguatedBy<"BlezlGroupBranch">;
 class BLTZALC_ENC : CMP_BRANCH_1R_BOTH_OFF16_FM<OPGROUP_BGTZ>,
@@ -157,9 +159,22 @@ class LWC2_R6_ENC : COP2LDST_FM<OPCODE5_LWC2>;
 class SDC2_R6_ENC : COP2LDST_FM<OPCODE5_SDC2>;
 class SWC2_R6_ENC : COP2LDST_FM<OPCODE5_SWC2>;
 
+class LSA_R6_ENC : SPECIAL_LSA_FM<OPCODE6_LSA>;
+
 class LL_R6_ENC : SPECIAL3_LL_SC_FM<OPCODE6_LL>;
 class SC_R6_ENC : SPECIAL3_LL_SC_FM<OPCODE6_SC>;
 
+class CLO_R6_ENC : SPECIAL_2R_FM<OPCODE6_CLO>;
+class CLZ_R6_ENC : SPECIAL_2R_FM<OPCODE6_CLZ>;
+
+class SDBBP_R6_ENC : SPECIAL_SDBBP_FM;
+
+//===----------------------------------------------------------------------===//
+//
+// Instruction Multiclasses
+//
+//===----------------------------------------------------------------------===//
+
 class CMP_CONDN_DESC_BASE<string CondStr, string Typestr,
                           RegisterOperand FGROpnd,
                           SDPatternOperator Op = null_frag> {
@@ -169,12 +184,6 @@ class CMP_CONDN_DESC_BASE<string CondStr, string Typestr,
   list<dag> Pattern = [(set FGRCCOpnd:$fd, (Op FGROpnd:$fs, FGROpnd:$ft))];
 }
 
-//===----------------------------------------------------------------------===//
-//
-// Instruction Multiclasses
-//
-//===----------------------------------------------------------------------===//
-
 multiclass CMP_CC_M <FIELD_CMP_FORMAT Format, string Typestr,
                      RegisterOperand FGROpnd>{
   def CMP_F_#NAME : COP1_CMP_CONDN_FM<Format, FIELD_CMP_COND_F>,
@@ -328,6 +337,9 @@ class BGEUC_DESC : CMP_BC_DESC_BASE<"bgeuc", brtarget, GPR32Opnd>;
 class BEQC_DESC : CMP_BC_DESC_BASE<"beqc", brtarget, GPR32Opnd>;
 class BNEC_DESC : CMP_BC_DESC_BASE<"bnec", brtarget, GPR32Opnd>;
 
+class BLTC_DESC : CMP_BC_DESC_BASE<"bltc", brtarget, GPR32Opnd>;
+class BLTUC_DESC : CMP_BC_DESC_BASE<"bltuc", brtarget, GPR32Opnd>;
+
 class BLTZC_DESC : CMP_CBR_RT_Z_DESC_BASE<"bltzc", brtarget, GPR32Opnd>;
 class BGEZC_DESC : CMP_CBR_RT_Z_DESC_BASE<"bgezc", brtarget, GPR32Opnd>;
 
@@ -565,6 +577,16 @@ class COP2ST_DESC_BASE<string instr_asm, RegisterOperand COPOpnd> {
 class SDC2_R6_DESC : COP2ST_DESC_BASE<"sdc2", COP2Opnd>;
 class SWC2_R6_DESC : COP2ST_DESC_BASE<"swc2", COP2Opnd>;
 
+class LSA_R6_DESC_BASE<string instr_asm, RegisterOperand GPROpnd,
+                       Operand ImmOpnd> {
+  dag OutOperandList = (outs GPROpnd:$rd);
+  dag InOperandList = (ins GPROpnd:$rs, GPROpnd:$rt, ImmOpnd:$imm2);
+  string AsmString = !strconcat(instr_asm, "\t$rd, $rs, $rt, $imm2");
+  list<dag> Pattern = [];
+}
+
+class LSA_R6_DESC : LSA_R6_DESC_BASE<"lsa", GPR32Opnd, uimm2>;
+
 class LL_R6_DESC_BASE<string instr_asm, RegisterOperand GPROpnd> {
   dag OutOperandList = (outs GPROpnd:$rt);
   dag InOperandList = (ins mem_simm9:$addr);
@@ -586,6 +608,32 @@ class SC_R6_DESC_BASE<string instr_asm, RegisterOperand GPROpnd> {
 
 class SC_R6_DESC : SC_R6_DESC_BASE<"sc", GPR32Opnd>;
 
+class CLO_CLZ_R6_DESC_BASE<string instr_asm, RegisterOperand GPROpnd> {
+  dag OutOperandList = (outs GPROpnd:$rd);
+  dag InOperandList = (ins GPROpnd:$rs);
+  string AsmString = !strconcat(instr_asm, "\t$rd, $rs");
+}
+
+class CLO_R6_DESC_BASE<string instr_asm, RegisterOperand GPROpnd> :
+    CLO_CLZ_R6_DESC_BASE<instr_asm, GPROpnd> {
+  list<dag> Pattern = [(set GPROpnd:$rd, (ctlz (not GPROpnd:$rs)))];
+}
+
+class CLZ_R6_DESC_BASE<string instr_asm, RegisterOperand GPROpnd> :
+    CLO_CLZ_R6_DESC_BASE<instr_asm, GPROpnd> {
+  list<dag> Pattern = [(set GPROpnd:$rd, (ctlz GPROpnd:$rs))];
+}
+
+class CLO_R6_DESC : CLO_R6_DESC_BASE<"clo", GPR32Opnd>;
+class CLZ_R6_DESC : CLZ_R6_DESC_BASE<"clz", GPR32Opnd>;
+
+class SDBBP_R6_DESC {
+  dag OutOperandList = (outs);
+  dag InOperandList = (ins uimm20:$code_);
+  string AsmString = "sdbbp\t$code_";
+  list<dag> Pattern = [];
+}
+
 //===----------------------------------------------------------------------===//
 //
 // Instruction Definitions
@@ -616,8 +664,8 @@ def BGTZC : BGTZC_ENC, BGTZC_DESC, ISA_MIPS32R6;
 def BITSWAP : BITSWAP_ENC, BITSWAP_DESC, ISA_MIPS32R6;
 def BLEZALC : BLEZALC_ENC, BLEZALC_DESC, ISA_MIPS32R6;
 def BLEZC : BLEZC_ENC, BLEZC_DESC, ISA_MIPS32R6;
-def BLTC; // Also aliased to bgtc with operands swapped
-def BLTUC; // Also aliased to bgtuc with operands swapped
+def BLTC : BLTC_ENC, BLTC_DESC, ISA_MIPS32R6;
+def BLTUC : BLTUC_ENC, BLTUC_DESC, ISA_MIPS32R6;
 def BLTZALC : BLTZALC_ENC, BLTZALC_DESC, ISA_MIPS32R6;
 def BLTZC : BLTZC_ENC, BLTZC_DESC, ISA_MIPS32R6;
 def BNEC : BNEC_ENC, BNEC_DESC, ISA_MIPS32R6;
@@ -628,6 +676,8 @@ def BOVC : BOVC_ENC, BOVC_DESC, ISA_MIPS32R6;
 def CACHE_R6 : CACHE_ENC, CACHE_DESC, ISA_MIPS32R6;
 def CLASS_D : CLASS_D_ENC, CLASS_D_DESC, ISA_MIPS32R6;
 def CLASS_S : CLASS_S_ENC, CLASS_S_DESC, ISA_MIPS32R6;
+def CLO_R6 : CLO_R6_ENC, CLO_R6_DESC, ISA_MIPS32R6;
+def CLZ_R6 : CLZ_R6_ENC, CLZ_R6_DESC, ISA_MIPS32R6;
 defm S : CMP_CC_M<FIELD_CMP_FORMAT_S, "s", FGR32Opnd>;
 defm D : CMP_CC_M<FIELD_CMP_FORMAT_D, "d", FGR64Opnd>;
 def DIV : DIV_ENC, DIV_DESC, ISA_MIPS32R6;
@@ -637,7 +687,7 @@ def JIC : JIC_ENC, JIC_DESC, ISA_MIPS32R6;
 def JR_HB_R6 : JR_HB_R6_ENC, JR_HB_R6_DESC, ISA_MIPS32R6;
 def LDC2_R6 : LDC2_R6_ENC, LDC2_R6_DESC, ISA_MIPS32R6;
 def LL_R6 : LL_R6_ENC, LL_R6_DESC, ISA_MIPS32R6;
-// def LSA; // See MSA
+def LSA_R6 : LSA_R6_ENC, LSA_R6_DESC, ISA_MIPS32R6;
 def LWC2_R6 : LWC2_R6_ENC, LWC2_R6_DESC, ISA_MIPS32R6;
 def LWPC : LWPC_ENC, LWPC_DESC, ISA_MIPS32R6;
 def LWUPC : LWUPC_ENC, LWUPC_DESC, ISA_MIPS32R6;
@@ -664,6 +714,7 @@ def PREF_R6 : PREF_ENC, PREF_DESC, ISA_MIPS32R6;
 def RINT_D : RINT_D_ENC, RINT_D_DESC, ISA_MIPS32R6;
 def RINT_S : RINT_S_ENC, RINT_S_DESC, ISA_MIPS32R6;
 def SC_R6 : SC_R6_ENC, SC_R6_DESC, ISA_MIPS32R6;
+def SDBBP_R6 : SDBBP_R6_ENC, SDBBP_R6_DESC, ISA_MIPS32R6;
 def SDC2_R6 : SDC2_R6_ENC, SDC2_R6_DESC, ISA_MIPS32R6;
 def SELEQZ : SELEQZ_ENC, SELEQZ_DESC, ISA_MIPS32R6, GPR_32;
 def SELEQZ_D : SELEQZ_D_ENC, SELEQZ_D_DESC, ISA_MIPS32R6;
@@ -675,6 +726,14 @@ def SEL_D : SEL_D_ENC, SEL_D_DESC, ISA_MIPS32R6;
 def SEL_S : SEL_S_ENC, SEL_S_DESC, ISA_MIPS32R6;
 def SWC2_R6 : SWC2_R6_ENC, SWC2_R6_DESC, ISA_MIPS32R6;
 
+//===----------------------------------------------------------------------===//
+//
+// Instruction Aliases
+//
+//===----------------------------------------------------------------------===//
+
+def : MipsInstAlias<"sdbbp", (SDBBP_R6 0)>, ISA_MIPS32R6;
+
 //===----------------------------------------------------------------------===//
 //
 // Patterns and Pseudo Instructions