diff --git a/x86.risu b/x86.risu
index 6f89a80..bc6636e 100644
--- a/x86.risu
+++ b/x86.risu
@@ -486,6 +486,11 @@ PMULLW SSE2 00001111 11010101 \
   !constraints { data16($_); modrm($_); 1 } \
   !memory { load(size => 16, align => 16); }
 
+# 66 0F 38 40 /r: PMULLD xmm1, xmm2/m128
+PMULLD SSE4_1 00001111 00111000 01000000 \
+  !constraints { data16($_); modrm($_); 1 } \
+  !memory { load(size => 16, align => 16); }
+
 # NP 0F E5 /r: PMULHW mm, mm/m64
 PMULHW MMX 00001111 11100101 \
   !constraints { modrm($_); $_->{modrm}{reg} &= 0b111; $_->{modrm}{reg2} &= 0b111 if defined $_->{modrm}{reg2}; 1 } \
@@ -506,6 +511,11 @@ PMULHUW SSE2 00001111 11100100 \
   !constraints { data16($_); modrm($_); 1 } \
   !memory { load(size => 16, align => 16); }
 
+# 66 0F 38 28 /r: PMULDQ xmm1, xmm2/m128
+PMULDQ SSE4_1 00001111 00111000 00101000 \
+  !constraints { data16($_); modrm($_); 1 } \
+  !memory { load(size => 16, align => 16); }
+
 # NP 0F F4 /r: PMULUDQ mm1, mm2/m64
 PMULUDQ_mm SSE2 00001111 11110100 \
   !constraints { modrm($_); $_->{modrm}{reg} &= 0b111; $_->{modrm}{reg2} &= 0b111 if defined $_->{modrm}{reg2}; 1 } \
@@ -636,6 +646,21 @@ PMINUB SSE2 00001111 11011010 \
   !constraints { data16($_); modrm($_); 1 } \
   !memory { load(size => 16, align => 16); }
 
+# 66 0F 38 3A /r: PMINUW xmm1, xmm2/m128
+PMINUW SSE4_1 00001111 00111000 00111010 \
+  !constraints { data16($_); modrm($_); 1 } \
+  !memory { load(size => 16, align => 16); }
+
+# 66 0F 38 3B /r: PMINUD xmm1, xmm2/m128
+PMINUD SSE4_1 00001111 00111000 00111011 \
+  !constraints { data16($_); modrm($_); 1 } \
+  !memory { load(size => 16, align => 16); }
+
+# 66 0F 38 38 /r: PMINSB xmm1, xmm2/m128
+PMINSB SSE4_1 00001111 00111000 00111000 \
+  !constraints { data16($_); modrm($_); 1 } \
+  !memory { load(size => 16, align => 16); }
+
 # NP 0F EA /r: PMINSW mm1, mm2/m64
 PMINSW SSE 00001111 11101010 \
   !constraints { modrm($_); $_->{modrm}{reg} &= 0b111; $_->{modrm}{reg2} &= 0b111 if defined $_->{modrm}{reg2}; 1 } \
@@ -646,6 +671,11 @@ PMINSW SSE2 00001111 11101010 \
   !constraints { data16($_); modrm($_); 1 } \
   !memory { load(size => 16, align => 16); }
 
+# 66 0F 38 39 /r: PMINSD xmm1, xmm2/m128
+PMINSD SSE4_1 00001111 00111000 00111001 \
+  !constraints { data16($_); modrm($_); 1 } \
+  !memory { load(size => 16, align => 16); }
+
 # NP 0F 5D /r: MINPS xmm1, xmm2/m128
 MINPS SSE 00001111 01011101 \
   !constraints { modrm($_); 1 } \
@@ -666,6 +696,11 @@ MINSD SSE2 00001111 01011101 \
   !constraints { repne($_); modrm($_); 1 } \
   !memory { load(size => 8); }
 
+# 66 0F 38 41 /r: PHMINPOSUW xmm1, xmm2/m128
+PHMINPOSUW SSE4_1 00001111 00111000 01000001 \
+  !constraints { data16($_); modrm($_); 1 } \
+  !memory { load(size => 16, align => 16); }
+
 # NP 0F DE /r: PMAXUB mm1, mm2/m64
 PMAXUB SSE 00001111 11011110 \
   !constraints { modrm($_); $_->{modrm}{reg} &= 0b111; $_->{modrm}{reg2} &= 0b111 if defined $_->{modrm}{reg2}; 1 } \
@@ -676,6 +711,21 @@ PMAXUB SSE2 00001111 11011110 \
   !constraints { data16($_); modrm($_); 1 } \
   !memory { load(size => 16, align => 16); }
 
+# 66 0F 38 3E /r: PMAXUW xmm1, xmm2/m128
+PMAXUW SSE4_1 00001111 00111000 00111110 \
+  !constraints { data16($_); modrm($_); 1 } \
+  !memory { load(size => 16, align => 16); }
+
+# 66 0F 38 3F /r: PMAXUD xmm1, xmm2/m128
+PMAXUD SSE4_1 00001111 00111000 00111111 \
+  !constraints { data16($_); modrm($_); 1 } \
+  !memory { load(size => 16, align => 16); }
+
+# 66 0F 38 3C /r: PMAXSB xmm1, xmm2/m128
+PMAXSB SSE4_1 00001111 00111000 00111100 \
+  !constraints { data16($_); modrm($_); 1 } \
+  !memory { load(size => 16, align => 16); }
+
 # NP 0F EE /r: PMAXSW mm1, mm2/m64
 PMAXSW SSE 00001111 11101110 \
   !constraints { modrm($_); $_->{modrm}{reg} &= 0b111; $_->{modrm}{reg2} &= 0b111 if defined $_->{modrm}{reg2}; 1 } \
@@ -686,6 +736,11 @@ PMAXSW SSE2 00001111 11101110 \
   !constraints { data16($_); modrm($_); 1 } \
   !memory { load(size => 16, align => 16); }
 
+# 66 0F 38 3D /r: PMAXSD xmm1, xmm2/m128
+PMAXSD SSE4_1 00001111 00111000 00111101 \
+  !constraints { data16($_); modrm($_); 1 } \
+  !memory { load(size => 16, align => 16); }
+
 # NP 0F 5F /r: MAXPS xmm1, xmm2/m128
 MAXPS SSE 00001111 01011111 \
   !constraints { modrm($_); 1 } \
@@ -736,6 +791,11 @@ PSADBW SSE2 00001111 11110110 \
   !constraints { data16($_); modrm($_); 1 } \
   !memory { load(size => 16, align => 16); }
 
+# 66 0F 3A 42 /r ib: MPSADBW xmm1, xmm2/m128, imm8
+MPSADBW SSE4_1 00001111 00111010 01000010 \
+  !constraints { data16($_); modrm($_); imm($_, width => 8); 1 } \
+  !memory { load(size => 16, align => 16); }
+
 # NP 0F 38 1C /r: PABSB mm1, mm2/m64
 PABSB_mm SSSE3 00001111 00111000 00011100 \
   !constraints { modrm($_); $_->{modrm}{reg} &= 0b111; $_->{modrm}{reg2} &= 0b111 if defined $_->{modrm}{reg2}; 1 } \
@@ -796,6 +856,36 @@ PSIGND SSSE3 00001111 00111000 00001010 \
   !constraints { data16($_); modrm($_); 1 } \
   !memory { load(size => 16, align => 16); }
 
+# 66 0F 3A 40 /r ib: DPPS xmm1, xmm2/m128, imm8
+DPPS SSE4_1 00001111 00111010 01000000 \
+  !constraints { data16($_); modrm($_); imm($_, width => 8); 1 } \
+  !memory { load(size => 16, align => 16); }
+
+# 66 0F 3A 41 /r ib: DPPD xmm1, xmm2/m128, imm8
+DPPD SSE4_1 00001111 00111010 01000001 \
+  !constraints { data16($_); modrm($_); imm($_, width => 8); 1 } \
+  !memory { load(size => 16, align => 16); }
+
+# 66 0F 3A 08 /r ib: ROUNDPS xmm1, xmm2/m128, imm8
+ROUNDPS SSE4_1 00001111 00111010 00001000 \
+  !constraints { data16($_); modrm($_); imm($_, width => 8); 1 } \
+  !memory { load(size => 16, align => 16); }
+
+# 66 0F 3A 09 /r ib: ROUNDPD xmm1, xmm2/m128, imm8
+ROUNDPD SSE4_1 00001111 00111010 00001001 \
+  !constraints { data16($_); modrm($_); imm($_, width => 8); 1 } \
+  !memory { load(size => 16, align => 16); }
+
+# 66 0F 3A 0A /r ib: ROUNDSS xmm1, xmm2/m32, imm8
+ROUNDSS SSE4_1 00001111 00111010 00001010 \
+  !constraints { data16($_); modrm($_); imm($_, width => 8); 1 } \
+  !memory { load(size => 4); }
+
+# 66 0F 3A 0B /r ib: ROUNDSD xmm1, xmm2/m64, imm8
+ROUNDSD SSE4_1 00001111 00111010 00001011 \
+  !constraints { data16($_); modrm($_); imm($_, width => 8); 1 } \
+  !memory { load(size => 8); }
+
 #
 # Comparison Instructions
 # -----------------------
@@ -831,6 +921,11 @@ PCMPEQD SSE2 00001111 01110110 \
   !constraints { data16($_); modrm($_); 1 } \
   !memory { load(size => 16, align => 16); }
 
+# 66 0F 38 29 /r: PCMPEQQ xmm1, xmm2/m128
+PCMPEQQ SSE4_1 00001111 00111000 00101001 \
+  !constraints { data16($_); modrm($_); 1 } \
+  !memory { load(size => 16, align => 16); }
+
 # NP 0F 64 /r: PCMPGTB mm,mm/m64
 PCMPGTB MMX 00001111 01100100 \
   !constraints { modrm($_); $_->{modrm}{reg} &= 0b111; $_->{modrm}{reg2} &= 0b111 if defined $_->{modrm}{reg2}; 1 } \
@@ -861,6 +956,36 @@ PCMPGTD SSE2 00001111 01100110 \
   !constraints { data16($_); modrm($_); 1 } \
   !memory { load(size => 16, align => 16); }
 
+# 66 0F 38 37 /r: PCMPGTQ xmm1,xmm2/m128
+PCMPGTQ SSE4_2 00001111 00111000 00110111 \
+  !constraints { data16($_); modrm($_); 1 } \
+  !memory { load(size => 16, align => 16); }
+
+# 66 0F 3A 60 /r imm8: PCMPESTRM xmm1, xmm2/m128, imm8
+PCMPESTRM SSE4_2 00001111 00111010 01100000 \
+  !constraints { data16($_); modrm($_); imm($_, width => 8); 1 } \
+  !memory { load(size => 16); }
+
+# 66 0F 3A 61 /r imm8: PCMPESTRI xmm1, xmm2/m128, imm8
+PCMPESTRI SSE4_2 00001111 00111010 01100001 \
+  !constraints { data16($_); modrm($_); imm($_, width => 8); 1 } \
+  !memory { load(size => 16, rollback => (defined $_->{modrm}{base} && $_->{modrm}{base} != REG_RCX)); }
+
+# 66 0F 3A 62 /r imm8: PCMPISTRM xmm1, xmm2/m128, imm8
+PCMPISTRM SSE4_2 00001111 00111010 01100010 \
+  !constraints { data16($_); modrm($_); imm($_, width => 8); 1 } \
+  !memory { load(size => 16); }
+
+# 66 0F 3A 63 /r imm8: PCMPISTRI xmm1, xmm2/m128, imm8
+PCMPISTRI SSE4_2 00001111 00111010 01100011 \
+  !constraints { data16($_); modrm($_); imm($_, width => 8); 1 } \
+  !memory { load(size => 16, rollback => (defined $_->{modrm}{base} && $_->{modrm}{base} != REG_RCX)); }
+
+# 66 0F 38 17 /r: PTEST xmm1, xmm2/m128
+PTEST SSE4_1 00001111 00111000 00010111 \
+  !constraints { data16($_); modrm($_); 1 } \
+  !memory { load(size => 16, align => 16); }
+
 # NP 0F C2 /r ib: CMPPS xmm1, xmm2/m128, imm8
 CMPPS SSE 00001111 11000010 \
   !constraints { modrm($_); imm($_, width => 8); 1 } \
@@ -1188,6 +1313,11 @@ PACKUSWB SSE2 00001111 01100111 \
   !constraints { data16($_); modrm($_); 1 } \
   !memory { load(size => 16, align => 16); }
 
+# 66 0F 38 2B /r: PACKUSDW xmm1, xmm2/m128
+PACKUSDW SSE4_1 00001111 00111000 00101011 \
+  !constraints { data16($_); modrm($_); 1 } \
+  !memory { load(size => 16, align => 16); }
+
 # NP 0F 68 /r: PUNPCKHBW mm, mm/m64
 PUNPCKHBW MMX 00001111 01101000 \
   !constraints { modrm($_); $_->{modrm}{reg} &= 0b111; $_->{modrm}{reg2} &= 0b111 if defined $_->{modrm}{reg2}; 1 } \
@@ -1318,6 +1448,46 @@ SHUFPD SSE2 00001111 11000110 \
   !constraints { data16($_); modrm($_); imm($_, width => 8); 1 } \
   !memory { load(size => 16, align => 16); }
 
+# 66 0F 3A 0C /r ib: BLENDPS xmm1, xmm2/m128, imm8
+BLENDPS SSE4_1 00001111 00111010 00001100 \
+  !constraints { data16($_); modrm($_); imm($_, width => 8); 1 } \
+  !memory { load(size => 16, align => 16); }
+
+# 66 0F 3A 0D /r ib: BLENDPD xmm1, xmm2/m128, imm8
+BLENDPD SSE4_1 00001111 00111010 00001101 \
+  !constraints { data16($_); modrm($_); imm($_, width => 8); 1 } \
+  !memory { load(size => 16, align => 16); }
+
+# 66 0F 38 14 /r: BLENDVPS xmm1, xmm2/m128, <XMM0>
+BLENDVPS SSE4_1 00001111 00111000 00010100 \
+  !constraints { data16($_); modrm($_); 1 } \
+  !memory { load(size => 16, align => 16); }
+
+# 66 0F 38 15 /r: BLENDVPD xmm1, xmm2/m128 , <XMM0>
+BLENDVPD SSE4_1 00001111 00111000 00010101 \
+  !constraints { data16($_); modrm($_); 1 } \
+  !memory { load(size => 16, align => 16); }
+
+# 66 0F 38 10 /r: PBLENDVB xmm1, xmm2/m128, <XMM0>
+PBLENDVB SSE4_1 00001111 00111000 00010000 \
+  !constraints { data16($_); modrm($_); 1 } \
+  !memory { load(size => 16, align => 16); }
+
+# 66 0F 3A 0E /r ib: PBLENDW xmm1, xmm2/m128, imm8
+PBLENDW SSE4_1 00001111 00111010 00001110 \
+  !constraints { data16($_); modrm($_); imm($_, width => 8); 1 } \
+  !memory { load(size => 16, align => 16); }
+
+# 66 0F 3A 21 /r ib: INSERTPS xmm1, xmm2/m32, imm8
+INSERTPS SSE4_1 00001111 00111010 00100001 \
+  !constraints { data16($_); modrm($_); imm($_, width => 8); 1 } \
+  !memory { load(size => 4); }
+
+# 66 0F 3A 20 /r ib: PINSRB xmm1,r32/m8,imm8
+PINSRB SSE4_1 00001111 00111010 00100000 \
+  !constraints { data16($_); modrm($_); imm($_, width => 8); !(defined $_->{modrm}{reg2} && $_->{modrm}{reg2} == REG_RSP) } \
+  !memory { load(size => 1); }
+
 # NP 0F C4 /r ib: PINSRW mm, r32/m16, imm8
 PINSRW SSE 00001111 11000100 \
   !constraints { modrm($_); imm($_, width => 8); $_->{modrm}{reg} &= 0b111; !(defined $_->{modrm}{reg2} && $_->{modrm}{reg2} == REG_RSP) } \
@@ -1328,6 +1498,41 @@ PINSRW SSE2 00001111 11000100 \
   !constraints { data16($_); modrm($_); imm($_, width => 8); !(defined $_->{modrm}{reg2} && $_->{modrm}{reg2} == REG_RSP) } \
   !memory { load(size => 2); }
 
+# 66 0F 3A 22 /r ib: PINSRD xmm1,r/m32,imm8
+PINSRD SSE4_1 00001111 00111010 00100010 \
+  !constraints { data16($_); modrm($_); imm($_, width => 8); !(defined $_->{modrm}{reg2} && $_->{modrm}{reg2} == REG_RSP) } \
+  !memory { load(size => 4); }
+
+# 66 REX.W 0F 3A 22 /r ib: PINSRQ xmm1,r/m64,imm8
+PINSRQ SSE4_1 00001111 00111010 00100010 \
+  !constraints { data16($_); rex($_, w => 1); modrm($_); imm($_, width => 8); !(defined $_->{modrm}{reg2} && $_->{modrm}{reg2} == REG_RSP) } \
+  !memory { load(size => 8); }
+
+# 66 0F 3A 17 /r ib: EXTRACTPS reg/m32, xmm1, imm8
+EXTRACTPS SSE4_1 00001111 00111010 00010111 \
+  !constraints { data16($_); modrm($_); imm($_, width => 8); !(defined $_->{modrm}{reg2} && $_->{modrm}{reg2} == REG_RSP) } \
+  !memory { store(size => 4); }
+
+# 66 0F 3A 14 /r ib: PEXTRB reg/m8,xmm2,imm8
+PEXTRB SSE4_1 00001111 00111010 00010100 \
+  !constraints { data16($_); modrm($_); imm($_, width => 8); !(defined $_->{modrm}{reg2} && $_->{modrm}{reg2} == REG_RSP) } \
+  !memory { store(size => 1); }
+
+# 66 0F 3A 15 /r ib: PEXTRW reg/m16, xmm, imm8
+PEXTRW SSE4_1 00001111 00111010 00010101 \
+  !constraints { data16($_); modrm($_); imm($_, width => 8); !(defined $_->{modrm}{reg2} && $_->{modrm}{reg2} == REG_RSP) } \
+  !memory { store(size => 2); }
+
+# 66 0F 3A 16 /r ib: PEXTRD r/m32,xmm2,imm8
+PEXTRD SSE4_1 00001111 00111010 00010110 \
+  !constraints { data16($_); modrm($_); imm($_, width => 8); !(defined $_->{modrm}{reg2} && $_->{modrm}{reg2} == REG_RSP) } \
+  !memory { store(size => 4); }
+
+# 66 REX.W 0F 3A 16 /r ib: PEXTRQ r/m64,xmm2,imm8
+PEXTRQ SSE4_1 00001111 00111010 00010110 \
+  !constraints { data16($_); rex($_, w => 1); modrm($_); imm($_, width => 8); !(defined $_->{modrm}{reg2} && $_->{modrm}{reg2} == REG_RSP) } \
+  !memory { store(size => 8); }
+
 # NP 0F C5 /r ib: PEXTRW reg, mm, imm8
 PEXTRW_reg SSE 00001111 11000101 \
   !constraints { modrm($_); imm($_, width => 8); $_->{modrm}{reg2} &= 0b111 if defined $_->{modrm}{reg2}; $_->{modrm}{reg} != REG_RSP && defined $_->{modrm}{reg2} }
@@ -1341,6 +1546,66 @@ PEXTRW_reg SSE2 00001111 11000101 \
 # -----------------------
 #
 
+# 66 0f 38 20 /r: PMOVSXBW xmm1, xmm2/m64
+PMOVSXBW SSE4_1 00001111 00111000 00100000 \
+  !constraints { data16($_); modrm($_); 1 } \
+  !memory { load(size => 8); }
+
+# 66 0f 38 21 /r: PMOVSXBD xmm1, xmm2/m32
+PMOVSXBD SSE4_1 00001111 00111000 00100001 \
+  !constraints { data16($_); modrm($_); 1 } \
+  !memory { load(size => 4); }
+
+# 66 0f 38 22 /r: PMOVSXBQ xmm1, xmm2/m16
+PMOVSXBQ SSE4_1 00001111 00111000 00100010 \
+  !constraints { data16($_); modrm($_); 1 } \
+  !memory { load(size => 2); }
+
+# 66 0f 38 23 /r: PMOVSXWD xmm1, xmm2/m64
+PMOVSXWD SSE4_1 00001111 00111000 00100011 \
+  !constraints { data16($_); modrm($_); 1 } \
+  !memory { load(size => 8); }
+
+# 66 0f 38 24 /r: PMOVSXWQ xmm1, xmm2/m32
+PMOVSXWQ SSE4_1 00001111 00111000 00100100 \
+  !constraints { data16($_); modrm($_); 1 } \
+  !memory { load(size => 4); }
+
+# 66 0f 38 25 /r: PMOVSXDQ xmm1, xmm2/m64
+PMOVSXDQ SSE4_1 00001111 00111000 00100101 \
+  !constraints { data16($_); modrm($_); 1 } \
+  !memory { load(size => 8); }
+
+# 66 0f 38 30 /r: PMOVZXBW xmm1, xmm2/m64
+PMOVZXBW SSE4_1 00001111 00111000 00110000 \
+  !constraints { data16($_); modrm($_); 1 } \
+  !memory { load(size => 8); }
+
+# 66 0f 38 31 /r: PMOVZXBD xmm1, xmm2/m32
+PMOVZXBD SSE4_1 00001111 00111000 00110001 \
+  !constraints { data16($_); modrm($_); 1 } \
+  !memory { load(size => 4); }
+
+# 66 0f 38 32 /r: PMOVZXBQ xmm1, xmm2/m16
+PMOVZXBQ SSE4_1 00001111 00111000 00110010 \
+  !constraints { data16($_); modrm($_); 1 } \
+  !memory { load(size => 2); }
+
+# 66 0f 38 33 /r: PMOVZXWD xmm1, xmm2/m64
+PMOVZXWD SSE4_1 00001111 00111000 00110011 \
+  !constraints { data16($_); modrm($_); 1 } \
+  !memory { load(size => 8); }
+
+# 66 0f 38 34 /r: PMOVZXWQ xmm1, xmm2/m32
+PMOVZXWQ SSE4_1 00001111 00111000 00110100 \
+  !constraints { data16($_); modrm($_); 1 } \
+  !memory { load(size => 4); }
+
+# 66 0f 38 35 /r: PMOVZXDQ xmm1, xmm2/m64
+PMOVZXDQ SSE4_1 00001111 00111000 00110101 \
+  !constraints { data16($_); modrm($_); 1 } \
+  !memory { load(size => 8); }
+
 # NP 0F 2A /r: CVTPI2PS xmm, mm/m64
 CVTPI2PS SSE 00001111 00101010 \
   !constraints { modrm($_); $_->{modrm}{reg2} &= 0b111 if defined $_->{modrm}{reg2}; 1 } \
@@ -1526,6 +1791,11 @@ MOVNTDQ SSE2 00001111 11100111 \
   !constraints { data16($_); modrm($_); !defined $_->{modrm}{reg2} } \
   !memory { store(size => 16, align => 16); }
 
+# 66 0F 38 2A /r: MOVNTDQA xmm1, m128
+MOVNTDQA SSE4_1 00001111 00111000 00101010 \
+  !constraints { data16($_); modrm($_); !defined $_->{modrm}{reg2} } \
+  !memory { load(size => 16, align => 16); }
+
 # 0F 18 /1: PREFETCHT0 m8
 PREFETCHT0 SSE 00001111 00011000 \
   !constraints { modrm($_, reg => 1); !defined $_->{modrm}{reg2} } \
