diff options
| author | Bastian Koppelmann <kbastian@mail.uni-paderborn.de> | 2019-02-13 07:53:49 -0800 |
|---|---|---|
| committer | Bastian Koppelmann <kbastian@mail.uni-paderborn.de> | 2019-03-13 10:34:06 +0100 |
| commit | 3b77c289aef21b33517f2fd7639cce13bed50cc1 (patch) | |
| tree | 06d0ca35d095768b7f81d6ce5cf1772279f89e03 /target/riscv/insn32.decode | |
| parent | d2e2c1e406e0ab886eafeb012fd2ed0d21f3a6a1 (diff) | |
target/riscv: Convert RV32A insns to decodetree
Acked-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
Signed-off-by: Peer Adelt <peer.adelt@hni.uni-paderborn.de>
Diffstat (limited to 'target/riscv/insn32.decode')
| -rw-r--r-- | target/riscv/insn32.decode | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index e53944bf0e..00b9e2d9a5 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -34,6 +34,7 @@ # Argument sets: &b imm rs2 rs1 &shift shamt rs1 rd +&atomic aq rl rs2 rs1 rd # Formats 32: @r ....... ..... ..... ... ..... ....... %rs2 %rs1 %rd @@ -46,6 +47,9 @@ @sh ...... ...... ..... ... ..... ....... &shift shamt=%sh10 %rs1 %rd @csr ............ ..... ... ..... ....... %csr %rs1 %rd +@atom_ld ..... aq:1 rl:1 ..... ........ ..... ....... &atomic rs2=0 %rs1 %rd +@atom_st ..... aq:1 rl:1 ..... ........ ..... ....... &atomic %rs2 %rs1 %rd + # *** RV32I Base Instruction Set *** lui .................... ..... 0110111 @u auipc .................... ..... 0010111 @u @@ -102,3 +106,16 @@ div 0000001 ..... ..... 100 ..... 0110011 @r divu 0000001 ..... ..... 101 ..... 0110011 @r rem 0000001 ..... ..... 110 ..... 0110011 @r remu 0000001 ..... ..... 111 ..... 0110011 @r + +# *** RV32A Standard Extension *** +lr_w 00010 . . 00000 ..... 010 ..... 0101111 @atom_ld +sc_w 00011 . . ..... ..... 010 ..... 0101111 @atom_st +amoswap_w 00001 . . ..... ..... 010 ..... 0101111 @atom_st +amoadd_w 00000 . . ..... ..... 010 ..... 0101111 @atom_st +amoxor_w 00100 . . ..... ..... 010 ..... 0101111 @atom_st +amoand_w 01100 . . ..... ..... 010 ..... 0101111 @atom_st +amoor_w 01000 . . ..... ..... 010 ..... 0101111 @atom_st +amomin_w 10000 . . ..... ..... 010 ..... 0101111 @atom_st +amomax_w 10100 . . ..... ..... 010 ..... 0101111 @atom_st +amominu_w 11000 . . ..... ..... 010 ..... 0101111 @atom_st +amomaxu_w 11100 . . ..... ..... 010 ..... 0101111 @atom_st |