more general avx improvements

3 files changed, 105 insertions, 0 deletions

diff --git a/test/long_mode/mod.rs b/test/long_mode/mod.rs
index bf49443..066d8c0 100644
--- a/test/long_mode/mod.rs
+++ b/test/long_mode/mod.rs
@@ -1586,6 +1586,12 @@ fn test_vex() {
         test_invalid_under(&InstDecoder::minimal(), bytes);
     }
 
+    fn test_instr_vex_f16c(bytes: &[u8], text: &'static str) {
+        test_display_under(&InstDecoder::minimal().with_avx().with_f16c(), bytes, text);
+        test_display_under(&InstDecoder::default(), bytes, text);
+        test_invalid_under(&InstDecoder::minimal(), bytes);
+    }
+
     fn test_instr_invalid(bytes: &[u8]) {
         test_invalid_under(&InstDecoder::minimal().with_avx(), bytes);
         test_invalid_under(&InstDecoder::default(), bytes);
@@ -1759,6 +1765,8 @@ fn test_vex() {
     test_instr(&[0xc4, 0b000_00010, 0b0_1111_001, 0x0f, 0b11_001_010], "vtestpd xmm9, xmm10");
     test_instr(&[0xc4, 0b000_00010, 0b0_1111_101, 0x0f, 0b11_001_010], "vtestpd ymm9, ymm10");
     test_invalid(&[0xc4, 0b000_00010, 0b1_1111_101, 0x0f, 0b11_001_010]);
+    test_instr_vex_f16c(&[0xc4, 0b111_00010, 0b0_1111_001, 0x13, 0b11_001_010], "vcvtph2ps xmm1, xmm2");
+    test_invalid(&[0xc4, 0b111_00010, 0b1_1111_001, 0x13, 0b11_001_010]);
 
     test_instr(&[0xc4, 0b000_00010, 0b0_1111_101, 0x16, 0b11_001_010], "vpermps ymm9, ymm0, ymm10");
     test_instr(&[0xc4, 0b000_00010, 0b0_1111_101, 0x16, 0b00_001_010], "vpermps ymm9, ymm0, ymmword [r10]");
@@ -1778,6 +1786,7 @@ fn test_vex() {
     test_invalid(&[0xc4, 0b000_00010, 0b0_0111_101, 0x19, 0b00_001_010]);
     test_invalid(&[0xc4, 0b000_00010, 0b1_0111_101, 0x19, 0b00_001_010]);
     test_instr(&[0xc4, 0b000_00010, 0b0_1111_101, 0x1a, 0b00_001_010], "vbroadcastf128 ymm9, xmmword [r10]");
+    test_invalid(&[0xc4, 0b000_00010, 0b1_1111_101, 0x1a, 0b00_001_010]); // vex.w=1 is invalid
     test_invalid(&[0xc4, 0b000_00010, 0b1_0111_101, 0x1a, 0b00_001_010]);
     test_invalid(&[0xc4, 0b000_00010, 0b1_0111_001, 0x1a, 0b00_001_010]);
     test_instr(&[0xc4, 0b000_00010, 0b0_1111_101, 0x5a, 0b00_001_010], "vbroadcasti128 ymm9, xmmword [r10]");
@@ -1789,6 +1798,7 @@ fn test_vex() {
     test_instr(&[0xc4, 0b000_00010, 0b0_1111_101, 0x18, 0b00_001_010], "vbroadcastss ymm9, dword [r10]");
     test_invalid(&[0xc4, 0b000_00010, 0b1_0111_001, 0x18, 0b11_001_010]);
     test_invalid(&[0xc4, 0b000_00010, 0b1_0111_101, 0x18, 0b11_001_010]);
+    test_invalid(&[0xc4, 0b111_00010, 0b0_1111_001, 0x19, 0b11_001_010]); // "vbroadcastsd xmm, xmm" is not legal (L!=0)
     test_avx2(&[0xc4, 0b000_00010, 0b0_1111_101, 0x19, 0b11_001_010], "vbroadcastsd ymm9, xmm10");
     test_instr(&[0xc4, 0b000_00010, 0b0_1111_101, 0x19, 0b00_001_010], "vbroadcastsd ymm9, qword [r10]");
     test_invalid(&[0xc4, 0b000_00010, 0b1_1111_101, 0x19, 0b11_001_010]);
@@ -1840,6 +1850,19 @@ fn test_vex() {
     test_avx2(&[0xc4, 0b000_00010, 0b0_0111_101, 0x2b, 0b11_001_010], "vpackusdw ymm9, ymm8, ymm10");
     test_avx2(&[0xc4, 0b000_00010, 0b0_0111_101, 0x2b, 0b00_001_010], "vpackusdw ymm9, ymm8, ymmword [r10]");
 
+    test_instr(&[0xc4, 0b000_00010, 0b0_0111_001, 0x2c, 0b00_001_010], "vmaskmovps xmm9, xmm8, xmmword [r10]");
+    test_invalid(&[0xc4, 0b000_00010, 0b0_0111_101, 0x2c, 0b11_001_010]);
+    test_avx2(&[0xc4, 0b000_00010, 0b0_0111_101, 0x2c, 0b00_001_010], "vmaskmovps ymm9, ymm8, ymmword [r10]");
+    test_instr(&[0xc4, 0b000_00010, 0b0_0111_001, 0x2d, 0b00_001_010], "vmaskmovpd xmm9, xmm8, xmmword [r10]");
+    test_invalid(&[0xc4, 0b000_00010, 0b0_0111_101, 0x2d, 0b11_001_010]);
+    test_avx2(&[0xc4, 0b000_00010, 0b0_0111_101, 0x2d, 0b00_001_010], "vmaskmovpd ymm9, ymm8, ymmword [r10]");
+    test_instr(&[0xc4, 0b000_00010, 0b0_0111_001, 0x2e, 0b00_001_010], "vmaskmovps xmmword [r10], xmm8, xmm9");
+    test_invalid(&[0xc4, 0b000_00010, 0b0_0111_101, 0x2e, 0b11_001_010]);
+    test_avx2(&[0xc4, 0b000_00010, 0b0_0111_101, 0x2e, 0b00_001_010], "vmaskmovps ymmword [r10], ymm8, ymm9");
+    test_instr(&[0xc4, 0b000_00010, 0b0_0111_001, 0x2f, 0b00_001_010], "vmaskmovpd xmmword [r10], xmm8, xmm9");
+    test_invalid(&[0xc4, 0b000_00010, 0b0_0111_101, 0x2f, 0b11_001_010]);
+    test_avx2(&[0xc4, 0b000_00010, 0b0_0111_101, 0x2f, 0b00_001_010], "vmaskmovpd ymmword [r10], ymm8, ymm9");
+
     test_instr(&[0xc4, 0b000_00010, 0b0_1111_001, 0x30, 0b11_001_010], "vpmovzxbw xmm9, xmm10");
     test_instr(&[0xc4, 0b000_00010, 0b0_1111_101, 0x30, 0b11_001_010], "vpmovzxbw ymm9, xmm10");
     test_instr(&[0xc4, 0b000_00010, 0b0_1111_001, 0x31, 0b11_001_010], "vpmovzxbd xmm9, xmm10");
@@ -1868,6 +1891,7 @@ fn test_vex() {
 
     test_invalid(&[0xc4, 0b000_00010, 0b0_0111_001, 0x36, 0b11_001_010]);
     test_avx2(&[0xc4, 0b000_00010, 0b0_0111_101, 0x36, 0b11_001_010], "vpermd ymm9, ymm8, ymm10");
+    test_invalid(&[0xc4, 0b000_00010, 0b1_1111_101, 0x36, 0b11_001_010]);
     test_instr(&[0xc4, 0b000_00010, 0b0_0111_001, 0x37, 0b11_001_010], "vpcmpgtq xmm9, xmm8, xmm10");
     test_avx2(&[0xc4, 0b000_00010, 0b0_0111_101, 0x37, 0b11_001_010], "vpcmpgtq ymm9, ymm8, ymm10");
     test_instr(&[0xc4, 0b000_00010, 0b0_0111_001, 0x38, 0b11_001_010], "vpminsb xmm9, xmm8, xmm10");
@@ -1919,6 +1943,20 @@ fn test_vex() {
     test_avx2(&[0xc4, 0b000_00010, 0b1_1111_001, 0x47, 0b11_001_010], "vpsllvq xmm9, xmm0, xmm10");
     test_avx2(&[0xc4, 0b000_00010, 0b1_1111_101, 0x47, 0b11_001_010], "vpsllvq ymm9, ymm0, ymm10");
 
+    test_avx2(&[0xc4, 0b111_00010, 0b0_1111_001, 0x58, 0b11_000_001], "vpbroadcastd xmm0, xmm1");
+    test_avx2(&[0xc4, 0b111_00010, 0b0_1111_101, 0x58, 0b11_000_001], "vpbroadcastd ymm0, ymm1");
+    test_invalid(&[0xc4, 0b111_00010, 0b1_1111_001, 0x58, 0b11_000_001]);
+    test_avx2(&[0xc4, 0b111_00010, 0b0_1111_001, 0x59, 0b11_000_001], "vpbroadcastq xmm0, xmm1");
+    test_avx2(&[0xc4, 0b111_00010, 0b0_1111_101, 0x59, 0b11_000_001], "vpbroadcastq ymm0, ymm1");
+    test_invalid(&[0xc4, 0b111_00010, 0b1_1111_001, 0x59, 0b11_000_001]);
+
+    test_avx2(&[0xc4, 0b111_00010, 0b0_1111_001, 0x78, 0b11_000_001], "vpbroadcastb xmm0, xmm1");
+    test_avx2(&[0xc4, 0b111_00010, 0b0_1111_101, 0x78, 0b11_000_001], "vpbroadcastb ymm0, ymm1");
+    test_invalid(&[0xc4, 0b111_00010, 0b1_1111_001, 0x78, 0b11_000_001]);
+    test_avx2(&[0xc4, 0b111_00010, 0b0_1111_001, 0x79, 0b11_000_001], "vpbroadcastw xmm0, xmm1");
+    test_avx2(&[0xc4, 0b111_00010, 0b0_1111_101, 0x79, 0b11_000_001], "vpbroadcastw ymm0, ymm1");
+    test_invalid(&[0xc4, 0b111_00010, 0b1_1111_001, 0x79, 0b11_000_001]);
+
     test_avx2(&[0xc4, 0b000_00010, 0b0_1111_001, 0x8c, 0b00_001_010], "vpmaskmovd xmm9, xmm0, xmmword [r10]");
     test_avx2(&[0xc4, 0b000_00010, 0b0_1111_101, 0x8c, 0b00_001_010], "vpmaskmovd ymm9, ymm0, ymmword [r10]");
     test_invalid(&[0xc4, 0b000_00010, 0b0_1111_001, 0x8c, 0b11_001_010]);
diff --git a/test/protected_mode/mod.rs b/test/protected_mode/mod.rs
index c42ea73..4bd5fc5 100644
--- a/test/protected_mode/mod.rs
+++ b/test/protected_mode/mod.rs
@@ -1388,6 +1388,12 @@ fn test_vex() {
         test_invalid_under(&InstDecoder::minimal(), bytes);
     }
 
+    fn test_instr_vex_f16c(bytes: &[u8], text: &'static str) {
+        test_display_under(&InstDecoder::minimal().with_avx().with_f16c(), bytes, text);
+        test_display_under(&InstDecoder::default(), bytes, text);
+        test_invalid_under(&InstDecoder::minimal(), bytes);
+    }
+
     #[allow(dead_code)]
     fn test_instr_invalid(bytes: &[u8]) {
         test_invalid_under(&InstDecoder::minimal().with_avx(), bytes);
@@ -1562,6 +1568,8 @@ fn test_vex() {
     test_instr(&[0xc4, 0b110_00010, 0b0_1111_001, 0x0f, 0b11_001_010], "vtestpd xmm1, xmm2");
     test_instr(&[0xc4, 0b110_00010, 0b0_1111_101, 0x0f, 0b11_001_010], "vtestpd ymm1, ymm2");
     test_invalid(&[0xc4, 0b110_00010, 0b1_1111_101, 0x0f, 0b11_001_010]);
+    test_instr_vex_f16c(&[0xc4, 0b111_00010, 0b0_1111_001, 0x13, 0b11_001_010], "vcvtph2ps xmm1, xmm2");
+    test_invalid(&[0xc4, 0b111_00010, 0b1_1111_001, 0x13, 0b11_001_010]);
 
 
     test_instr(&[0xc4, 0b110_00010, 0b0_1111_101, 0x16, 0b11_001_010], "vpermps ymm1, ymm0, ymm2");
@@ -1582,6 +1590,7 @@ fn test_vex() {
     test_invalid(&[0xc4, 0b110_00010, 0b0_0111_101, 0x19, 0b00_001_010]);
     test_invalid(&[0xc4, 0b110_00010, 0b1_0111_101, 0x19, 0b00_001_010]);
     test_instr(&[0xc4, 0b110_00010, 0b0_1111_101, 0x1a, 0b00_001_010], "vbroadcastf128 ymm1, xmmword [edx]");
+    test_invalid(&[0xc4, 0b110_00010, 0b1_1111_101, 0x1a, 0b00_001_010]); // vex.w=1 is invalid
     test_invalid(&[0xc4, 0b110_00010, 0b1_0111_101, 0x1a, 0b00_001_010]);
     test_invalid(&[0xc4, 0b110_00010, 0b1_0111_001, 0x1a, 0b00_001_010]);
     test_instr(&[0xc4, 0b110_00010, 0b0_1111_101, 0x5a, 0b00_001_010], "vbroadcasti128 ymm1, xmmword [edx]");
@@ -1593,6 +1602,7 @@ fn test_vex() {
     test_instr(&[0xc4, 0b110_00010, 0b0_1111_101, 0x18, 0b00_001_010], "vbroadcastss ymm1, dword [edx]");
     test_invalid(&[0xc4, 0b110_00010, 0b1_0111_001, 0x18, 0b11_001_010]);
     test_invalid(&[0xc4, 0b110_00010, 0b1_0111_101, 0x18, 0b11_001_010]);
+    test_invalid(&[0xc4, 0b110_00010, 0b0_1111_001, 0x19, 0b11_001_010]); // "vbroadcastsd xmm, xmm" is not legal (L!=0)
     test_avx2(&[0xc4, 0b110_00010, 0b0_1111_101, 0x19, 0b11_001_010], "vbroadcastsd ymm1, xmm2");
     test_instr(&[0xc4, 0b110_00010, 0b0_1111_101, 0x19, 0b00_001_010], "vbroadcastsd ymm1, qword [edx]");
     test_invalid(&[0xc4, 0b110_00010, 0b1_1111_101, 0x19, 0b11_001_010]);
@@ -1644,6 +1654,19 @@ fn test_vex() {
     test_avx2(&[0xc4, 0b110_00010, 0b0_0111_101, 0x2b, 0b11_001_010], "vpackusdw ymm1, ymm0, ymm2");
     test_avx2(&[0xc4, 0b110_00010, 0b0_0111_101, 0x2b, 0b00_001_010], "vpackusdw ymm1, ymm0, ymmword [edx]");
 
+    test_instr(&[0xc4, 0b110_00010, 0b0_0111_001, 0x2c, 0b00_001_010], "vmaskmovps xmm1, xmm0, xmmword [edx]");
+    test_invalid(&[0xc4, 0b110_00010, 0b0_0111_101, 0x2c, 0b11_001_010]);
+    test_avx2(&[0xc4, 0b110_00010, 0b0_0111_101, 0x2c, 0b00_001_010], "vmaskmovps ymm1, ymm0, ymmword [edx]");
+    test_instr(&[0xc4, 0b110_00010, 0b0_0111_001, 0x2d, 0b00_001_010], "vmaskmovpd xmm1, xmm0, xmmword [edx]");
+    test_invalid(&[0xc4, 0b110_00010, 0b0_0111_101, 0x2d, 0b11_001_010]);
+    test_avx2(&[0xc4, 0b110_00010, 0b0_0111_101, 0x2d, 0b00_001_010], "vmaskmovpd ymm1, ymm0, ymmword [edx]");
+    test_instr(&[0xc4, 0b110_00010, 0b0_0111_001, 0x2e, 0b00_001_010], "vmaskmovps xmmword [edx], xmm0, xmm1");
+    test_invalid(&[0xc4, 0b110_00010, 0b0_0111_101, 0x2e, 0b11_001_010]);
+    test_avx2(&[0xc4, 0b110_00010, 0b0_0111_101, 0x2e, 0b00_001_010], "vmaskmovps ymmword [edx], ymm0, ymm1");
+    test_instr(&[0xc4, 0b110_00010, 0b0_0111_001, 0x2f, 0b00_001_010], "vmaskmovpd xmmword [edx], xmm0, xmm1");
+    test_invalid(&[0xc4, 0b110_00010, 0b0_0111_101, 0x2f, 0b11_001_010]);
+    test_avx2(&[0xc4, 0b110_00010, 0b0_0111_101, 0x2f, 0b00_001_010], "vmaskmovpd ymmword [edx], ymm0, ymm1");
+
     test_instr(&[0xc4, 0b110_00010, 0b0_1111_001, 0x30, 0b11_001_010], "vpmovzxbw xmm1, xmm2");
     test_instr(&[0xc4, 0b110_00010, 0b0_1111_101, 0x30, 0b11_001_010], "vpmovzxbw ymm1, xmm2");
     test_instr(&[0xc4, 0b110_00010, 0b0_1111_001, 0x31, 0b11_001_010], "vpmovzxbd xmm1, xmm2");
@@ -1672,6 +1695,7 @@ fn test_vex() {
 
     test_invalid(&[0xc4, 0b110_00010, 0b0_0111_001, 0x36, 0b11_001_010]);
     test_avx2(&[0xc4, 0b110_00010, 0b0_0111_101, 0x36, 0b11_001_010], "vpermd ymm1, ymm0, ymm2");
+    test_invalid(&[0xc4, 0b110_00010, 0b1_1111_101, 0x36, 0b11_001_010]);
     test_instr(&[0xc4, 0b110_00010, 0b0_0111_001, 0x37, 0b11_001_010], "vpcmpgtq xmm1, xmm0, xmm2");
     test_avx2(&[0xc4, 0b110_00010, 0b0_0111_101, 0x37, 0b11_001_010], "vpcmpgtq ymm1, ymm0, ymm2");
     test_instr(&[0xc4, 0b110_00010, 0b0_0111_001, 0x38, 0b11_001_010], "vpminsb xmm1, xmm0, xmm2");
@@ -1723,6 +1747,20 @@ fn test_vex() {
     test_avx2(&[0xc4, 0b110_00010, 0b1_1111_001, 0x47, 0b11_001_010], "vpsllvq xmm1, xmm0, xmm2");
     test_avx2(&[0xc4, 0b110_00010, 0b1_1111_101, 0x47, 0b11_001_010], "vpsllvq ymm1, ymm0, ymm2");
 
+    test_avx2(&[0xc4, 0b111_00010, 0b0_1111_001, 0x58, 0b11_000_001], "vpbroadcastd xmm0, xmm1");
+    test_avx2(&[0xc4, 0b111_00010, 0b0_1111_101, 0x58, 0b11_000_001], "vpbroadcastd ymm0, ymm1");
+    test_invalid(&[0xc4, 0b111_00010, 0b1_1111_001, 0x58, 0b11_000_001]);
+    test_avx2(&[0xc4, 0b111_00010, 0b0_1111_001, 0x59, 0b11_000_001], "vpbroadcastq xmm0, xmm1");
+    test_avx2(&[0xc4, 0b111_00010, 0b0_1111_101, 0x59, 0b11_000_001], "vpbroadcastq ymm0, ymm1");
+    test_invalid(&[0xc4, 0b111_00010, 0b1_1111_001, 0x59, 0b11_000_001]);
+
+    test_avx2(&[0xc4, 0b111_00010, 0b0_1111_001, 0x78, 0b11_000_001], "vpbroadcastb xmm0, xmm1");
+    test_avx2(&[0xc4, 0b111_00010, 0b0_1111_101, 0x78, 0b11_000_001], "vpbroadcastb ymm0, ymm1");
+    test_invalid(&[0xc4, 0b111_00010, 0b1_1111_001, 0x78, 0b11_000_001]);
+    test_avx2(&[0xc4, 0b111_00010, 0b0_1111_001, 0x79, 0b11_000_001], "vpbroadcastw xmm0, xmm1");
+    test_avx2(&[0xc4, 0b111_00010, 0b0_1111_101, 0x79, 0b11_000_001], "vpbroadcastw ymm0, ymm1");
+    test_invalid(&[0xc4, 0b111_00010, 0b1_1111_001, 0x79, 0b11_000_001]);
+
     test_avx2(&[0xc4, 0b110_00010, 0b0_1111_001, 0x8c, 0b00_001_010], "vpmaskmovd xmm1, xmm0, xmmword [edx]");
     test_avx2(&[0xc4, 0b110_00010, 0b0_1111_101, 0x8c, 0b00_001_010], "vpmaskmovd ymm1, ymm0, ymmword [edx]");
     test_invalid(&[0xc4, 0b110_00010, 0b0_1111_001, 0x8c, 0b11_001_010]);
diff --git a/test/real_mode/mod.rs b/test/real_mode/mod.rs
index b866aa0..90a6c60 100644
--- a/test/real_mode/mod.rs
+++ b/test/real_mode/mod.rs
@@ -17401,6 +17401,10 @@ fn test_real_mode() {
     test_display(&[0xc4, 0xc2, 0x39, 0x28, 0xca], "vpmuldq xmm1, xmm0, xmm2");
     test_display(&[0xc4, 0xc2, 0x39, 0x29, 0xca], "vpcmpeqq xmm1, xmm0, xmm2");
     test_display(&[0xc4, 0xc2, 0x39, 0x2b, 0xca], "vpackusdw xmm1, xmm0, xmm2");
+    test_display(&[0xc4, 0xc2, 0x39, 0x2c, 0x0a], "vmaskmovps xmm1, xmm0, xmmword [bp + si * 1]");
+    test_display(&[0xc4, 0xc2, 0x39, 0x2d, 0x0a], "vmaskmovpd xmm1, xmm0, xmmword [bp + si * 1]");
+    test_display(&[0xc4, 0xc2, 0x39, 0x2e, 0x0a], "vmaskmovps xmmword [bp + si * 1], xmm0, xmm1");
+    test_display(&[0xc4, 0xc2, 0x39, 0x2f, 0x0a], "vmaskmovpd xmmword [bp + si * 1], xmm0, xmm1");
     test_display(&[0xc4, 0xc2, 0x39, 0x37, 0xca], "vpcmpgtq xmm1, xmm0, xmm2");
     test_display(&[0xc4, 0xc2, 0x39, 0x38, 0xca], "vpminsb xmm1, xmm0, xmm2");
     test_display(&[0xc4, 0xc2, 0x39, 0x39, 0xca], "vpminsd xmm1, xmm0, xmm2");
@@ -17417,6 +17421,10 @@ fn test_real_mode() {
     test_display(&[0xc4, 0xc2, 0x3d, 0x29, 0xca], "vpcmpeqq ymm1, ymm0, ymm2");
     test_display(&[0xc4, 0xc2, 0x3d, 0x2b, 0x0a], "vpackusdw ymm1, ymm0, ymmword [bp + si * 1]");
     test_display(&[0xc4, 0xc2, 0x3d, 0x2b, 0xca], "vpackusdw ymm1, ymm0, ymm2");
+    test_display(&[0xc4, 0xc2, 0x3d, 0x2c, 0x0a], "vmaskmovps ymm1, ymm0, ymmword [bp + si * 1]");
+    test_display(&[0xc4, 0xc2, 0x3d, 0x2d, 0x0a], "vmaskmovpd ymm1, ymm0, ymmword [bp + si * 1]");
+    test_display(&[0xc4, 0xc2, 0x3d, 0x2e, 0x0a], "vmaskmovps ymmword [bp + si * 1], ymm0, ymm1");
+    test_display(&[0xc4, 0xc2, 0x3d, 0x2f, 0x0a], "vmaskmovpd ymmword [bp + si * 1], ymm0, ymm1");
     test_display(&[0xc4, 0xc2, 0x3d, 0x36, 0xca], "vpermd ymm1, ymm0, ymm2");
     test_display(&[0xc4, 0xc2, 0x3d, 0x37, 0xca], "vpcmpgtq ymm1, ymm0, ymm2");
     test_display(&[0xc4, 0xc2, 0x3d, 0x38, 0xca], "vpminsb ymm1, ymm0, ymm2");
@@ -17509,6 +17517,7 @@ fn test_real_mode() {
     test_display(&[0xc4, 0xc2, 0x7d, 0x34, 0xca], "vpmovzxwq ymm1, xmm2");
     test_display(&[0xc4, 0xc2, 0x7d, 0x35, 0xca], "vpmovzxdq ymm1, xmm2");
     test_display(&[0xc4, 0xc2, 0x7d, 0x45, 0x0a], "vpsrlvd ymm1, ymm0, ymmword [bp + si * 1]");
+    test_display(&[0xc4, 0xe2, 0x79, 0x13, 0xca], "vcvtph2ps xmm1, xmm2");
     test_display(&[0xc4, 0xc2, 0x7d, 0x45, 0xca], "vpsrlvd ymm1, ymm0, ymm2");
     test_display(&[0xc4, 0xc2, 0x7d, 0x46, 0x0a], "vpsravd ymm1, ymm0, ymmword [bp + si * 1]");
     test_display(&[0xc4, 0xc2, 0x7d, 0x47, 0x0a], "vpsllvd ymm1, ymm0, ymmword [bp + si * 1]");
@@ -17611,6 +17620,14 @@ fn test_real_mode() {
     test_display(&[0xc4, 0xe2, 0x78, 0xf3, 0x09], "blsr eax, dword [bx + di * 1]");
     test_display(&[0xc4, 0xe2, 0x78, 0xf3, 0x11], "blsmsk eax, dword [bx + di * 1]");
     test_display(&[0xc4, 0xe2, 0x78, 0xf3, 0x19], "blsi eax, dword [bx + di * 1]");
+    test_display(&[0xc4, 0xe2, 0x79, 0x58, 0xc1], "vpbroadcastd xmm0, xmm1");
+    test_display(&[0xc4, 0xe2, 0x79, 0x59, 0xc1], "vpbroadcastq xmm0, xmm1");
+    test_display(&[0xc4, 0xe2, 0x79, 0x78, 0xc1], "vpbroadcastb xmm0, xmm1");
+    test_display(&[0xc4, 0xe2, 0x79, 0x79, 0xc1], "vpbroadcastw xmm0, xmm1");
+    test_display(&[0xc4, 0xe2, 0x7d, 0x58, 0xc1], "vpbroadcastd ymm0, ymm1");
+    test_display(&[0xc4, 0xe2, 0x7d, 0x59, 0xc1], "vpbroadcastq ymm0, ymm1");
+    test_display(&[0xc4, 0xe2, 0x7d, 0x78, 0xc1], "vpbroadcastb ymm0, ymm1");
+    test_display(&[0xc4, 0xe2, 0x7d, 0x79, 0xc1], "vpbroadcastw ymm0, ymm1");
     test_display(&[0xc4, 0xe2, 0xe0, 0xf2, 0x01], "andn eax, ebx, dword [bx + di * 1]");
     test_display(&[0xc4, 0xe2, 0xe0, 0xf5, 0x07], "bzhi eax, dword [bx], ebx");
     test_display(&[0xc4, 0xe2, 0xe0, 0xf7, 0x01], "bextr eax, dword [bx + di * 1], ebx");
@@ -18186,6 +18203,10 @@ fn test_invalid_sequences() {
     test_invalid(&[0xc4, 0b110_00010, 0b0_0111_101, 0x23, 0b11_001_010]);
     test_invalid(&[0xc4, 0b110_00010, 0b0_0111_101, 0x24, 0b11_001_010]);
     test_invalid(&[0xc4, 0b110_00010, 0b0_0111_101, 0x25, 0b11_001_010]);
+    test_invalid(&[0xc4, 0b110_00010, 0b0_0111_101, 0x2c, 0b11_001_010]);
+    test_invalid(&[0xc4, 0b110_00010, 0b0_0111_101, 0x2d, 0b11_001_010]);
+    test_invalid(&[0xc4, 0b110_00010, 0b0_0111_101, 0x2e, 0b11_001_010]);
+    test_invalid(&[0xc4, 0b110_00010, 0b0_0111_101, 0x2f, 0b11_001_010]);
     test_invalid(&[0xc4, 0b110_00010, 0b0_0111_101, 0x30, 0b11_001_010]);
     test_invalid(&[0xc4, 0b110_00010, 0b0_0111_101, 0x31, 0b11_001_010]);
     test_invalid(&[0xc4, 0b110_00010, 0b0_0111_101, 0x32, 0b11_001_010]);
@@ -18195,6 +18216,7 @@ fn test_invalid_sequences() {
     test_invalid(&[0xc4, 0b110_00010, 0b0_0111_101, 0x41, 0b11_001_010]);
     test_invalid(&[0xc4, 0b110_00010, 0b0_0111_101, 0xdb, 0b11_001_010]);
     test_invalid(&[0xc4, 0b110_00010, 0b0_1111_001, 0x16, 0b00_011_010]);
+    test_invalid(&[0xc4, 0b110_00010, 0b0_1111_001, 0x19, 0b11_001_010]); // "vbroadcastsd xmm, xmm" is not legal (L!=0)
     test_invalid(&[0xc4, 0b110_00010, 0b0_1111_001, 0x5a, 0b00_001_010]);
     test_invalid(&[0xc4, 0b110_00010, 0b0_1111_001, 0x8c, 0b11_001_010]);
     test_invalid(&[0xc4, 0b110_00010, 0b0_1111_001, 0x8e, 0b11_001_010]);
@@ -18213,6 +18235,8 @@ fn test_invalid_sequences() {
     test_invalid(&[0xc4, 0b110_00010, 0b1_1111_001, 0x46, 0b00_001_010]);
     test_invalid(&[0xc4, 0b110_00010, 0b1_1111_101, 0x16, 0b00_011_010]);
     test_invalid(&[0xc4, 0b110_00010, 0b1_1111_101, 0x19, 0b11_001_010]);
+    test_invalid(&[0xc4, 0b110_00010, 0b1_1111_101, 0x1a, 0b00_001_010]); // vex.w=1 is invalid
+    test_invalid(&[0xc4, 0b110_00010, 0b1_1111_101, 0x36, 0b11_001_010]);
     test_invalid(&[0xc4, 0b110_00010, 0b1_1111_101, 0x46, 0b00_001_010]);
     test_invalid(&[0xc4, 0b110_00010, 0b1_1111_101, 0x5a, 0b00_001_010]);
     test_invalid(&[0xc4, 0b110_00011, 0b0_0111_001, 0x08, 0b11_001_010, 0x77]);
@@ -18262,6 +18286,11 @@ fn test_invalid_sequences() {
     test_invalid(&[0xc4, 0b110_00011, 0b1_1111_101, 0x02, 0b11_001_010, 0x77]);
     test_invalid(&[0xc4, 0b110_00011, 0b1_1111_101, 0x19, 0b11_001_010, 0x77]);
     test_invalid(&[0xc4, 0b110_00011, 0b1_1111_101, 0x46, 0b11_001_010, 0x77]);
+    test_invalid(&[0xc4, 0b111_00010, 0b1_1111_001, 0x13, 0b11_001_010]);
+    test_invalid(&[0xc4, 0xe2, 0xf9, 0x58, 0xc1]);
+    test_invalid(&[0xc4, 0xe2, 0xf9, 0x59, 0xc1]);
+    test_invalid(&[0xc4, 0xe2, 0xf9, 0x78, 0xc1]);
+    test_invalid(&[0xc4, 0xe2, 0xf9, 0x79, 0xc1]);
     test_invalid(&[0xc5, 0b1_1111_111, 0x2f, 0b11_001_010]);
     test_invalid(&[0xc5, 0x8c, 0x77]);
     test_invalid(&[0xd9, 0x08]);