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| author | Kito Cheng | 2021-05-05 18:06:15 +0200 |
|---|---|---|
| committer | Alistair Francis | 2021-06-08 01:59:45 +0200 |
| commit | 920a1f9955c528f2be3ff9c9e1cbf40ddad1b192 (patch) | |
| tree | e7d91184a7b56a11ab3172ac540efb00486ce75a /target/riscv | |
| parent | target/riscv: rvb: generalized or-combine (diff) | |
| download | qemu-920a1f9955c528f2be3ff9c9e1cbf40ddad1b192.tar.gz qemu-920a1f9955c528f2be3ff9c9e1cbf40ddad1b192.tar.xz qemu-920a1f9955c528f2be3ff9c9e1cbf40ddad1b192.zip | |
target/riscv: rvb: address calculation
Signed-off-by: Kito Cheng <kito.cheng@sifive.com>
Signed-off-by: Frank Chang <frank.chang@sifive.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210505160620.15723-15-frank.chang@sifive.com
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
Diffstat (limited to 'target/riscv')
| -rw-r--r-- | target/riscv/insn32.decode | 6 | ||||
| -rw-r--r-- | target/riscv/insn_trans/trans_rvb.c.inc | 24 | ||||
| -rw-r--r-- | target/riscv/translate.c | 32 |
3 files changed, 62 insertions, 0 deletions
diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index e6dab8dbbc..287920ee9b 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -686,6 +686,9 @@ ror 0110000 .......... 101 ..... 0110011 @r rol 0110000 .......... 001 ..... 0110011 @r grev 0110100 .......... 101 ..... 0110011 @r gorc 0010100 .......... 101 ..... 0110011 @r +sh1add 0010000 .......... 010 ..... 0110011 @r +sh2add 0010000 .......... 100 ..... 0110011 @r +sh3add 0010000 .......... 110 ..... 0110011 @r bseti 00101. ........... 001 ..... 0010011 @sh bclri 01001. ........... 001 ..... 0010011 @sh @@ -714,6 +717,9 @@ rorw 0110000 .......... 101 ..... 0111011 @r rolw 0110000 .......... 001 ..... 0111011 @r grevw 0110100 .......... 101 ..... 0111011 @r gorcw 0010100 .......... 101 ..... 0111011 @r +sh1add_uw 0010000 .......... 010 ..... 0111011 @r +sh2add_uw 0010000 .......... 100 ..... 0111011 @r +sh3add_uw 0010000 .......... 110 ..... 0111011 @r bsetiw 0010100 .......... 001 ..... 0011011 @sh5 bclriw 0100100 .......... 001 ..... 0011011 @sh5 diff --git a/target/riscv/insn_trans/trans_rvb.c.inc b/target/riscv/insn_trans/trans_rvb.c.inc index ec9f9d2ef2..b27114a068 100644 --- a/target/riscv/insn_trans/trans_rvb.c.inc +++ b/target/riscv/insn_trans/trans_rvb.c.inc @@ -226,6 +226,17 @@ static bool trans_gorci(DisasContext *ctx, arg_gorci *a) return gen_shifti(ctx, a, gen_helper_gorc); } +#define GEN_TRANS_SHADD(SHAMT) \ +static bool trans_sh##SHAMT##add(DisasContext *ctx, arg_sh##SHAMT##add *a) \ +{ \ + REQUIRE_EXT(ctx, RVB); \ + return gen_arith(ctx, a, gen_sh##SHAMT##add); \ +} + +GEN_TRANS_SHADD(1) +GEN_TRANS_SHADD(2) +GEN_TRANS_SHADD(3) + static bool trans_clzw(DisasContext *ctx, arg_clzw *a) { REQUIRE_64BIT(ctx); @@ -386,3 +397,16 @@ static bool trans_gorciw(DisasContext *ctx, arg_gorciw *a) REQUIRE_EXT(ctx, RVB); return gen_shiftiw(ctx, a, gen_gorcw); } + +#define GEN_TRANS_SHADD_UW(SHAMT) \ +static bool trans_sh##SHAMT##add_uw(DisasContext *ctx, \ + arg_sh##SHAMT##add_uw *a) \ +{ \ + REQUIRE_64BIT(ctx); \ + REQUIRE_EXT(ctx, RVB); \ + return gen_arith(ctx, a, gen_sh##SHAMT##add_uw); \ +} + +GEN_TRANS_SHADD_UW(1) +GEN_TRANS_SHADD_UW(2) +GEN_TRANS_SHADD_UW(3) diff --git a/target/riscv/translate.c b/target/riscv/translate.c index 35d4d36eef..ae9b5f7a2e 100644 --- a/target/riscv/translate.c +++ b/target/riscv/translate.c @@ -649,6 +649,21 @@ static bool gen_grevi(DisasContext *ctx, arg_grevi *a) return true; } +#define GEN_SHADD(SHAMT) \ +static void gen_sh##SHAMT##add(TCGv ret, TCGv arg1, TCGv arg2) \ +{ \ + TCGv t = tcg_temp_new(); \ + \ + tcg_gen_shli_tl(t, arg1, SHAMT); \ + tcg_gen_add_tl(ret, t, arg2); \ + \ + tcg_temp_free(t); \ +} + +GEN_SHADD(1) +GEN_SHADD(2) +GEN_SHADD(3) + static void gen_ctzw(TCGv ret, TCGv arg1) { tcg_gen_ori_tl(ret, arg1, (target_ulong)MAKE_64BIT_MASK(32, 32)); @@ -733,6 +748,23 @@ static void gen_gorcw(TCGv ret, TCGv arg1, TCGv arg2) gen_helper_gorcw(ret, arg1, arg2); } +#define GEN_SHADD_UW(SHAMT) \ +static void gen_sh##SHAMT##add_uw(TCGv ret, TCGv arg1, TCGv arg2) \ +{ \ + TCGv t = tcg_temp_new(); \ + \ + tcg_gen_ext32u_tl(t, arg1); \ + \ + tcg_gen_shli_tl(t, t, SHAMT); \ + tcg_gen_add_tl(ret, t, arg2); \ + \ + tcg_temp_free(t); \ +} + +GEN_SHADD_UW(1) +GEN_SHADD_UW(2) +GEN_SHADD_UW(3) + static bool gen_arith(DisasContext *ctx, arg_r *a, void(*func)(TCGv, TCGv, TCGv)) { |