target/riscv: Allow generating hlv/hlvx/hsv instructions

Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
Message-id: 477c864312280ea55a98dc84cb01d826751b6c14.1597259519.git.alistair.francis@wdc.com
Message-Id: <477c864312280ea55a98dc84cb01d826751b6c14.1597259519.git.alistair.francis@wdc.com>
diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode
index bdd8563..84080dd 100644
--- a/target/riscv/insn32.decode
+++ b/target/riscv/insn32.decode
@@ -78,6 +78,7 @@
 @r_vm_0  ...... . ..... ..... ... ..... .......    &rmrr vm=0 %rs2 %rs1 %rd
 @r_wdvm  ..... wd:1 vm:1 ..... ..... ... ..... ....... &rwdvm %rs2 %rs1 %rd
 @r2_zimm . zimm:11  ..... ... ..... ....... %rs1 %rd
+@r2_s    .......   ..... ..... ... ..... ....... %rs2 %rs1
 
 @hfence_gvma ....... ..... .....   ... ..... ....... %rs2 %rs1
 @hfence_vvma ....... ..... .....   ... ..... ....... %rs2 %rs1
@@ -223,6 +224,16 @@
 fcvt_d_wu  1101001  00001 ..... ... ..... 1010011 @r2_rm
 
 # *** RV32H Base Instruction Set ***
+hlv_b       0110000  00000  ..... 100 ..... 1110011 @r2
+hlv_bu      0110000  00001  ..... 100 ..... 1110011 @r2
+hlv_h       0110010  00000  ..... 100 ..... 1110011 @r2
+hlv_hu      0110010  00001  ..... 100 ..... 1110011 @r2
+hlvx_hu     0110010  00011  ..... 100 ..... 1110011 @r2
+hlv_w       0110100  00000  ..... 100 ..... 1110011 @r2
+hlvx_wu     0110100  00011  ..... 100 ..... 1110011 @r2
+hsv_b       0110001  .....  ..... 100 00000 1110011 @r2_s
+hsv_h       0110011  .....  ..... 100 00000 1110011 @r2_s
+hsv_w       0110101  .....  ..... 100 00000 1110011 @r2_s
 hfence_gvma 0110001  .....  ..... 000 00000 1110011 @hfence_gvma
 hfence_vvma 0010001  .....  ..... 000 00000 1110011 @hfence_vvma