[mips][mips64r6] Add SELEQZ and SELNEZ instructions

Differential Revision: http://reviews.llvm.org/D3743

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@208987 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/Mips/Mips32r6InstrInfo.td b/lib/Target/Mips/Mips32r6InstrInfo.td
index 7a8cc6f468af97cd839e88ad939b74df04aa2301..4d2d103f88e824ee0bb0881b9090f8043711d4fb 100644 (file)
--- a/lib/Target/Mips/Mips32r6InstrInfo.td
+++ b/lib/Target/Mips/Mips32r6InstrInfo.td
@@ -129,6 +129,9 @@ class MSUBF_D_ENC  : COP1_3R_FM<0b011001, FIELD_FMT_D>;
 class SEL_D_ENC  : COP1_3R_FM<0b010000, FIELD_FMT_D>;
 class SEL_S_ENC  : COP1_3R_FM<0b010000, FIELD_FMT_S>;
 
+class SELEQZ_ENC : SPECIAL_3R_FM<0b00000, 0b110101>;
+class SELNEZ_ENC : SPECIAL_3R_FM<0b00000, 0b110111>;
+
 class LWPC_ENC   : PCREL19_FM<OPCODE2_LWPC>;
 class LWUPC_ENC  : PCREL19_FM<OPCODE2_LWUPC>;
 
@@ -413,6 +416,16 @@ class COP1_4R_DESC_BASE<string instr_asm, RegisterOperand FGROpnd> {
 class SEL_D_DESC : COP1_4R_DESC_BASE<"sel.d", FGR64Opnd>;
 class SEL_S_DESC : COP1_4R_DESC_BASE<"sel.s", FGR32Opnd>;
 
+class SELEQNE_Z_DESC_BASE<string instr_asm, RegisterOperand GPROpnd> {
+  dag OutOperandList = (outs GPROpnd:$rd);
+  dag InOperandList = (ins GPROpnd:$rs, GPROpnd:$rt);
+  string AsmString = !strconcat(instr_asm, "\t$rd, $rs, $rt");
+  list<dag> Pattern = [];
+}
+
+class SELEQZ_DESC : SELEQNE_Z_DESC_BASE<"seleqz", GPR32Opnd>;
+class SELNEZ_DESC : SELEQNE_Z_DESC_BASE<"selnez", GPR32Opnd>;
+
 class MADDF_S_DESC  : COP1_4R_DESC_BASE<"maddf.s", FGR32Opnd>;
 class MADDF_D_DESC  : COP1_4R_DESC_BASE<"maddf.d", FGR64Opnd>;
 class MSUBF_S_DESC  : COP1_4R_DESC_BASE<"msubf.s", FGR32Opnd>;
@@ -529,10 +542,10 @@ def MULU   : MULU_ENC, MULU_DESC, ISA_MIPS32R6;
 def NAL; // BAL with rd=0
 def RINT_D : RINT_D_ENC, RINT_D_DESC, ISA_MIPS32R6;
 def RINT_S : RINT_S_ENC, RINT_S_DESC, ISA_MIPS32R6;
-def SELEQZ;
+def SELEQZ : SELEQZ_ENC, SELEQZ_DESC, ISA_MIPS32R6;
 def SELEQZ_D : SELEQZ_D_ENC, SELEQZ_D_DESC, ISA_MIPS32R6;
 def SELEQZ_S : SELEQZ_S_ENC, SELEQZ_S_DESC, ISA_MIPS32R6;
-def SELNEZ;
+def SELNEZ : SELNEZ_ENC, SELNEZ_DESC, ISA_MIPS32R6;
 def SELNEZ_D : SELNEZ_D_ENC, SELNEZ_D_DESC, ISA_MIPS32R6;
 def SELNEZ_S : SELNEZ_S_ENC, SELNEZ_S_DESC, ISA_MIPS32R6;
 def SEL_D : SEL_D_ENC, SEL_D_DESC, ISA_MIPS32R6;

diff --git a/test/MC/Mips/mips32r6/valid.s b/test/MC/Mips/mips32r6/valid.s
index b8bf95e1100721ffe20198a5e47738ad9b55d015..e276c8eb98389341490228b0da3611aafde34e27 100644 (file)
--- a/test/MC/Mips/mips32r6/valid.s
+++ b/test/MC/Mips/mips32r6/valid.s
@@ -76,6 +76,8 @@
         msubf.d $f2,$f3,$f4      # CHECK: msubf.d $f2, $f3, $f4  # encoding: [0x46,0x24,0x18,0x99]
         sel.d   $f0,$f1,$f2      # CHECK: sel.d $f0, $f1, $f2 # encoding: [0x46,0x22,0x08,0x10]
         sel.s   $f0,$f1,$f2      # CHECK: sel.s $f0, $f1, $f2 # encoding: [0x46,0x02,0x08,0x10]
+        seleqz  $2,$3,$4         # CHECK: seleqz $2, $3, $4 # encoding: [0x00,0x64,0x10,0x35]
+        selnez  $2,$3,$4         # CHECK: selnez $2, $3, $4 # encoding: [0x00,0x64,0x10,0x37]
         max.s   $f0, $f2, $f4    # CHECK: max.s $f0, $f2, $f4 # encoding: [0x46,0x04,0x10,0x1d]
         max.d   $f0, $f2, $f4    # CHECK: max.d $f0, $f2, $f4 # encoding: [0x46,0x24,0x10,0x1d]
         min.s   $f0, $f2, $f4    # CHECK: min.s $f0, $f2, $f4 # encoding: [0x46,0x04,0x10,0x1c]

diff --git a/test/MC/Mips/mips64r6/valid.s b/test/MC/Mips/mips64r6/valid.s
index 2208764a20f66fd4b7abb6d7261ea930cbdf0158..4b66eb8db9fa9189cfcf506eaf1140010c232e2b 100644 (file)
--- a/test/MC/Mips/mips64r6/valid.s
+++ b/test/MC/Mips/mips64r6/valid.s
@@ -89,6 +89,8 @@
         msubf.d $f2,$f3,$f4      # CHECK: msubf.d $f2, $f3, $f4  # encoding: [0x46,0x24,0x18,0x99]
         sel.d   $f0,$f1,$f2      # CHECK: sel.d $f0, $f1, $f2 # encoding: [0x46,0x22,0x08,0x10]
         sel.s   $f0,$f1,$f2      # CHECK: sel.s $f0, $f1, $f2 # encoding: [0x46,0x02,0x08,0x10]
+        seleqz  $2,$3,$4         # CHECK: seleqz $2, $3, $4 # encoding: [0x00,0x64,0x10,0x35]
+        selnez  $2,$3,$4         # CHECK: selnez $2, $3, $4 # encoding: [0x00,0x64,0x10,0x37]
         max.s   $f0, $f2, $f4    # CHECK: max.s $f0, $f2, $f4 # encoding: [0x46,0x04,0x10,0x1d]
         max.d   $f0, $f2, $f4    # CHECK: max.d $f0, $f2, $f4 # encoding: [0x46,0x24,0x10,0x1d]
         min.s   $f0, $f2, $f4    # CHECK: min.s $f0, $f2, $f4 # encoding: [0x46,0x04,0x10,0x1c]