Index: lib/Target/Mips/MicroMipsDSPInstrInfo.td
===================================================================
--- lib/Target/Mips/MicroMipsDSPInstrInfo.td
+++ lib/Target/Mips/MicroMipsDSPInstrInfo.td
@@ -55,6 +55,19 @@
 class SHLL_S_W_MM_ENC : POOL32A_2RSA5B0_FMT<"shll_s.w", 0b1111110101>;
 class SHRA_QB_MMR2_ENC : POOL32A_2RSA3_FMT<"shra.qb", 0b0000111>;
 class SHRA_R_QB_MMR2_ENC : POOL32A_2RSA3_FMT<"shra_r.qb", 0b1000111>;
+class SUBQ_PH_MM_ENC : POOL32A_3R_FMT<"subq.ph", 0b01000001101>;
+class SUBQ_S_PH_MM_ENC : POOL32A_3R_FMT<"subq_s.ph", 0b11000001101>;
+class SUBQ_S_W_MM_ENC : POOL32A_3RB0_FMT<"subq_s.w", 0b1101000101>;
+class SUBQH_PH_MMR2_ENC : POOL32A_3R_FMT<"subqh.ph", 0b01001001101>;
+class SUBQH_R_PH_MMR2_ENC : POOL32A_3R_FMT<"subqh_r.ph", 0b11001001101>;
+class SUBQH_W_MMR2_ENC : POOL32A_3R_FMT<"subqh.w", 0b01010001101>;
+class SUBQH_R_W_MMR2_ENC : POOL32A_3R_FMT<"subqh_r.w", 0b11010001101>;
+class SUBU_PH_MMR2_ENC : POOL32A_3R_FMT<"subu.ph", 0b01100001101>;
+class SUBU_S_PH_MMR2_ENC : POOL32A_3R_FMT<"subu_s.ph", 0b11100001101>;
+class SUBU_QB_MM_ENC : POOL32A_3R_FMT<"subu.qb", 0b01011001101>;
+class SUBU_S_QB_MM_ENC : POOL32A_3R_FMT<"subu_s.qb", 0b11011001101>;
+class SUBUH_QB_MMR2_ENC : POOL32A_3R_FMT<"subuh.qb", 0b01101001101>;
+class SUBUH_R_QB_MMR2_ENC : POOL32A_3R_FMT<"subuh_r.qb", 0b11101001101>;
 
 // Instruction desc.
 class ABSQ_S_PH_MM_R2_DESC_BASE<string opstr, SDPatternOperator OpNode,
@@ -148,6 +161,11 @@
 def SHLLV_QB_MM : DspMMRel, SHLLV_QB_MM_ENC, SHLLV_QB_MM_DESC;
 def SHLLV_S_W_MM : DspMMRel, SHLLV_S_W_MM_ENC, SHLLV_S_W_MM_DESC;
 def SHLL_S_W_MM : DspMMRel, SHLL_S_W_MM_ENC, SHLL_S_W_MM_DESC;
+def SUBQ_PH_MM : DspMMRel, SUBQ_PH_MM_ENC, SUBQ_PH_DESC;
+def SUBQ_S_PH_MM : DspMMRel, SUBQ_S_PH_MM_ENC, SUBQ_S_PH_DESC;
+def SUBQ_S_W_MM : DspMMRel, SUBQ_S_W_MM_ENC, SUBQ_S_W_DESC;
+def SUBU_QB_MM : DspMMRel, SUBU_QB_MM_ENC, SUBU_QB_DESC;
+def SUBU_S_QB_MM : DspMMRel, SUBU_S_QB_MM_ENC, SUBU_S_QB_DESC;
 // microMIPS DSP Rev 2
 def ABSQ_S_QB_MMR2 : DspMMRel, ABSQ_S_QB_MMR2_ENC, ABSQ_S_QB_MMR2_DESC,
                      ISA_DSPR2;
@@ -168,3 +186,11 @@
 def SHRA_QB_MMR2 : DspMMRel, SHRA_QB_MMR2_ENC, SHRA_QB_MMR2_DESC, ISA_DSPR2;
 def SHRA_R_QB_MMR2 : DspMMRel, SHRA_R_QB_MMR2_ENC, SHRA_R_QB_MMR2_DESC,
                      ISA_DSPR2;
+def SUBQH_PH_MMR2 : DspMMRel, SUBQH_PH_MMR2_ENC, SUBQH_PH_DESC, ISA_DSPR2;
+def SUBQH_R_PH_MMR2 : DspMMRel, SUBQH_R_PH_MMR2_ENC, SUBQH_R_PH_DESC, ISA_DSPR2;
+def SUBQH_W_MMR2 : DspMMRel, SUBQH_W_MMR2_ENC, SUBQH_W_DESC, ISA_DSPR2;
+def SUBQH_R_W_MMR2 : DspMMRel, SUBQH_R_W_MMR2_ENC, SUBQH_R_W_DESC, ISA_DSPR2;
+def SUBU_PH_MMR2 : DspMMRel, SUBU_PH_MMR2_ENC, SUBU_PH_DESC, ISA_DSPR2;
+def SUBU_S_PH_MMR2 : DspMMRel, SUBU_S_PH_MMR2_ENC, SUBU_S_PH_DESC, ISA_DSPR2;
+def SUBUH_QB_MMR2 : DspMMRel, SUBUH_QB_MMR2_ENC, SUBUH_QB_DESC, ISA_DSPR2;
+def SUBUH_R_QB_MMR2 : DspMMRel, SUBUH_R_QB_MMR2_ENC, SUBUH_R_QB_DESC, ISA_DSPR2;
Index: lib/Target/Mips/MipsDSPInstrInfo.td
===================================================================
--- lib/Target/Mips/MipsDSPInstrInfo.td
+++ lib/Target/Mips/MipsDSPInstrInfo.td
@@ -1084,14 +1084,14 @@
 // MIPS DSP Rev 1
 def ADDU_QB : DspMMRel, ADDU_QB_ENC, ADDU_QB_DESC;
 def ADDU_S_QB : DspMMRel, ADDU_S_QB_ENC, ADDU_S_QB_DESC;
-def SUBU_QB : SUBU_QB_ENC, SUBU_QB_DESC;
-def SUBU_S_QB : SUBU_S_QB_ENC, SUBU_S_QB_DESC;
+def SUBU_QB : DspMMRel, SUBU_QB_ENC, SUBU_QB_DESC;
+def SUBU_S_QB : DspMMRel, SUBU_S_QB_ENC, SUBU_S_QB_DESC;
 def ADDQ_PH : DspMMRel, ADDQ_PH_ENC, ADDQ_PH_DESC;
 def ADDQ_S_PH : DspMMRel, ADDQ_S_PH_ENC, ADDQ_S_PH_DESC;
-def SUBQ_PH : SUBQ_PH_ENC, SUBQ_PH_DESC;
-def SUBQ_S_PH : SUBQ_S_PH_ENC, SUBQ_S_PH_DESC;
+def SUBQ_PH : DspMMRel, SUBQ_PH_ENC, SUBQ_PH_DESC;
+def SUBQ_S_PH : DspMMRel, SUBQ_S_PH_ENC, SUBQ_S_PH_DESC;
 def ADDQ_S_W : DspMMRel, ADDQ_S_W_ENC, ADDQ_S_W_DESC;
-def SUBQ_S_W : SUBQ_S_W_ENC, SUBQ_S_W_DESC;
+def SUBQ_S_W : DspMMRel, SUBQ_S_W_ENC, SUBQ_S_W_DESC;
 def ADDSC : DspMMRel, ADDSC_ENC, ADDSC_DESC;
 def ADDWC : DspMMRel, ADDWC_ENC, ADDWC_DESC;
 def MODSUB : MODSUB_ENC, MODSUB_DESC;
@@ -1201,24 +1201,24 @@
 
 def ADDU_PH : DspMMRel, ADDU_PH_ENC, ADDU_PH_DESC;
 def ADDU_S_PH : DspMMRel, ADDU_S_PH_ENC, ADDU_S_PH_DESC;
-def SUBU_PH : SUBU_PH_ENC, SUBU_PH_DESC;
-def SUBU_S_PH : SUBU_S_PH_ENC, SUBU_S_PH_DESC;
+def SUBU_PH : DspMMRel, SUBU_PH_ENC, SUBU_PH_DESC;
+def SUBU_S_PH : DspMMRel, SUBU_S_PH_ENC, SUBU_S_PH_DESC;
 def CMPGDU_EQ_QB : CMPGDU_EQ_QB_ENC, CMPGDU_EQ_QB_DESC;
 def CMPGDU_LT_QB : CMPGDU_LT_QB_ENC, CMPGDU_LT_QB_DESC;
 def CMPGDU_LE_QB : CMPGDU_LE_QB_ENC, CMPGDU_LE_QB_DESC;
 def ABSQ_S_QB : DspMMRel, ABSQ_S_QB_ENC, ABSQ_S_QB_DESC;
 def ADDUH_QB : DspMMRel, ADDUH_QB_ENC, ADDUH_QB_DESC;
 def ADDUH_R_QB : DspMMRel, ADDUH_R_QB_ENC, ADDUH_R_QB_DESC;
-def SUBUH_QB : SUBUH_QB_ENC, SUBUH_QB_DESC;
-def SUBUH_R_QB : SUBUH_R_QB_ENC, SUBUH_R_QB_DESC;
+def SUBUH_QB : DspMMRel, SUBUH_QB_ENC, SUBUH_QB_DESC;
+def SUBUH_R_QB : DspMMRel, SUBUH_R_QB_ENC, SUBUH_R_QB_DESC;
 def ADDQH_PH : DspMMRel, ADDQH_PH_ENC, ADDQH_PH_DESC;
 def ADDQH_R_PH : DspMMRel, ADDQH_R_PH_ENC, ADDQH_R_PH_DESC;
-def SUBQH_PH : SUBQH_PH_ENC, SUBQH_PH_DESC;
-def SUBQH_R_PH : SUBQH_R_PH_ENC, SUBQH_R_PH_DESC;
+def SUBQH_PH : DspMMRel, SUBQH_PH_ENC, SUBQH_PH_DESC;
+def SUBQH_R_PH : DspMMRel, SUBQH_R_PH_ENC, SUBQH_R_PH_DESC;
 def ADDQH_W : DspMMRel, ADDQH_W_ENC, ADDQH_W_DESC;
 def ADDQH_R_W : DspMMRel, ADDQH_R_W_ENC, ADDQH_R_W_DESC;
-def SUBQH_W : SUBQH_W_ENC, SUBQH_W_DESC;
-def SUBQH_R_W : SUBQH_R_W_ENC, SUBQH_R_W_DESC;
+def SUBQH_W : DspMMRel, SUBQH_W_ENC, SUBQH_W_DESC;
+def SUBQH_R_W : DspMMRel, SUBQH_R_W_ENC, SUBQH_R_W_DESC;
 def MUL_PH : MUL_PH_ENC, MUL_PH_DESC;
 def MUL_S_PH : MUL_S_PH_ENC, MUL_S_PH_DESC;
 def MULQ_S_W : MULQ_S_W_ENC, MULQ_S_W_DESC;
Index: test/MC/Disassembler/Mips/micromips-dsp/valid.txt
===================================================================
--- test/MC/Disassembler/Mips/micromips-dsp/valid.txt
+++ test/MC/Disassembler/Mips/micromips-dsp/valid.txt
@@ -28,3 +28,8 @@
 0x00 0x85 0x1b 0x95 # CHECK: shllv.qb $3, $4, $5
 0x00 0x85 0x1b 0xd5 # CHECK: shllv_s.w $3, $4, $5
 0x00 0x64 0x2b 0xf5 # CHECK: shll_s.w $3, $4, 5
+0x00 0xa4 0x1a 0x0d # CHECK: subq.ph $3, $4, $5
+0x00 0xa4 0x1e 0x0d # CHECK: subq_s.ph $3, $4, $5
+0x00 0xa4 0x1b 0x45 # CHECK: subq_s.w $3, $4, $5
+0x00 0xa4 0x1a 0xcd # CHECK: subu.qb $3, $4, $5
+0x00 0xa4 0x1e 0xcd # CHECK: subu_s.qb $3, $4, $5
Index: test/MC/Disassembler/Mips/micromips-dspr2/valid.txt
===================================================================
--- test/MC/Disassembler/Mips/micromips-dspr2/valid.txt
+++ test/MC/Disassembler/Mips/micromips-dspr2/valid.txt
@@ -15,3 +15,11 @@
 0x00 0x22 0xd0 0xbc # CHECK: dpax.w.ph $ac3, $2, $1
 0x00 0x64 0xa1 0xfc # CHECK: shra.qb $3, $4, 5
 0x00 0x64 0xb1 0xfc # CHECK: shra_r.qb $3, $4, 5
+0x00 0xa4 0x1a 0x4d # CHECK: subqh.ph $3, $4, $5
+0x00 0xa4 0x1e 0x4d # CHECK: subqh_r.ph $3, $4, $5
+0x00 0xa4 0x1a 0x8d # CHECK: subqh.w $3, $4, $5
+0x00 0xa4 0x1e 0x8d # CHECK: subqh_r.w $3, $4, $5
+0x00 0xa4 0x1b 0x0d # CHECK: subu.ph $3, $4, $5
+0x00 0xa4 0x1f 0x0d # CHECK: subu_s.ph $3, $4, $5
+0x00 0xa4 0x1b 0x4d # CHECK: subuh.qb $3, $4, $5
+0x00 0xa4 0x1f 0x4d # CHECK: subuh_r.qb $3, $4, $5
Index: test/MC/Mips/micromips-dsp/valid.s
===================================================================
--- test/MC/Mips/micromips-dsp/valid.s
+++ test/MC/Mips/micromips-dsp/valid.s
@@ -29,3 +29,8 @@
   shllv.qb $3, $4, $5          # CHECK: shllv.qb $3, $4, $5     # encoding: [0x00,0x85,0x1b,0x95]
   shllv_s.w $3, $4, $5         # CHECK: shllv_s.w $3, $4, $5    # encoding: [0x00,0x85,0x1b,0xd5]
   shll_s.w $3, $4, 5           # CHECK: shll_s.w $3, $4, 5      # encoding: [0x00,0x64,0x2b,0xf5]
+  subq.ph $3, $4, $5           # CHECK: subq.ph $3, $4, $5      # encoding: [0x00,0xa4,0x1a,0x0d]
+  subq_s.ph $3, $4, $5         # CHECK: subq_s.ph $3, $4, $5    # encoding: [0x00,0xa4,0x1e,0x0d]
+  subq_s.w $3, $4, $5          # CHECK: subq_s.w $3, $4, $5     # encoding: [0x00,0xa4,0x1b,0x45]
+  subu.qb $3, $4, $5           # CHECK: subu.qb $3, $4, $5      # encoding: [0x00,0xa4,0x1a,0xcd]
+  subu_s.qb $3, $4, $5         # CHECK: subu_s.qb $3, $4, $5    # encoding: [0x00,0xa4,0x1e,0xcd]
Index: test/MC/Mips/micromips-dspr2/valid.s
===================================================================
--- test/MC/Mips/micromips-dspr2/valid.s
+++ test/MC/Mips/micromips-dspr2/valid.s
@@ -16,3 +16,11 @@
   dpax.w.ph $ac3, $2, $1       # CHECK: dpax.w.ph $ac3, $2, $1     # encoding: [0x00,0x22,0xd0,0xbc]
   shra.qb $3, $4, 5            # CHECK: shra.qb $3, $4, 5       # encoding: [0x00,0x64,0xa1,0xfc]
   shra_r.qb $3, $4, 5          # CHECK: shra_r.qb $3, $4, 5     # encoding: [0x00,0x64,0xb1,0xfc]
+  subqh.ph $3, $4, $5          # CHECK: subqh.ph $3, $4, $5     # encoding: [0x00,0xa4,0x1a,0x4d]
+  subqh_r.ph $3, $4, $5        # CHECK: subqh_r.ph $3, $4, $5   # encoding: [0x00,0xa4,0x1e,0x4d]
+  subqh.w $3, $4, $5           # CHECK: subqh.w $3, $4, $5      # encoding: [0x00,0xa4,0x1a,0x8d]
+  subqh_r.w $3, $4, $5         # CHECK: subqh_r.w $3, $4, $5    # encoding: [0x00,0xa4,0x1e,0x8d]
+  subu.ph $3, $4, $5           # CHECK: subu.ph $3, $4, $5      # encoding: [0x00,0xa4,0x1b,0x0d]
+  subu_s.ph $3, $4, $5         # CHECK: subu_s.ph $3, $4, $5    # encoding: [0x00,0xa4,0x1f,0x0d]
+  subuh.qb $3, $4, $5          # CHECK: subuh.qb $3, $4, $5     # encoding: [0x00,0xa4,0x1b,0x4d]
+  subuh_r.qb $3, $4, $5        # CHECK: subuh_r.qb $3, $4, $5   # encoding: [0x00,0xa4,0x1f,0x4d]