[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[PATCH 46/77] target/microblaze: Convert dec_imm to decodetree
From: |
Richard Henderson |
Subject: |
[PATCH 46/77] target/microblaze: Convert dec_imm to decodetree |
Date: |
Tue, 25 Aug 2020 13:59:19 -0700 |
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
target/microblaze/insns.decode | 2 ++
target/microblaze/translate.c | 18 +++++++++---------
2 files changed, 11 insertions(+), 9 deletions(-)
diff --git a/target/microblaze/insns.decode b/target/microblaze/insns.decode
index 31e50549ea..a7eb7d4e6f 100644
--- a/target/microblaze/insns.decode
+++ b/target/microblaze/insns.decode
@@ -76,6 +76,8 @@ cmpu 000101 ..... ..... ..... 000 0000 0011 @typea
idiv 010010 ..... ..... ..... 000 0000 0000 @typea
idivu 010010 ..... ..... ..... 000 0000 0010 @typea
+imm 101100 00000 00000 imm:16
+
mul 010000 ..... ..... ..... 000 0000 0000 @typea
mulh 010000 ..... ..... ..... 000 0000 0001 @typea
mulhu 010000 ..... ..... ..... 000 0000 0011 @typea
diff --git a/target/microblaze/translate.c b/target/microblaze/translate.c
index 8fdd03fb5a..c1d19f4678 100644
--- a/target/microblaze/translate.c
+++ b/target/microblaze/translate.c
@@ -477,6 +477,15 @@ static void gen_idivu(TCGv_i32 out, TCGv_i32 ina, TCGv_i32
inb)
DO_TYPEA_CFG(idiv, use_div, true, gen_idiv)
DO_TYPEA_CFG(idivu, use_div, true, gen_idivu)
+static bool trans_imm(DisasContext *dc, arg_imm *arg)
+{
+ dc->ext_imm = arg->imm << 16;
+ tcg_gen_movi_i32(cpu_imm, dc->ext_imm);
+ dc->tb_flags |= IMM_FLAG;
+ dc->clear_imm = 0;
+ return true;
+}
+
static void gen_mulh(TCGv_i32 out, TCGv_i32 ina, TCGv_i32 inb)
{
TCGv_i32 tmp = tcg_temp_new_i32();
@@ -834,14 +843,6 @@ static inline void sync_jmpstate(DisasContext *dc)
}
}
-static void dec_imm(DisasContext *dc)
-{
- dc->ext_imm = dc->imm << 16;
- tcg_gen_movi_i32(cpu_imm, dc->ext_imm);
- dc->tb_flags |= IMM_FLAG;
- dc->clear_imm = 0;
-}
-
static inline void compute_ldst_addr(DisasContext *dc, bool ea, TCGv t)
{
/* Should be set to true if r1 is used by loadstores. */
@@ -1547,7 +1548,6 @@ static struct decoder_info {
} decinfo[] = {
{DEC_LD, dec_load},
{DEC_ST, dec_store},
- {DEC_IMM, dec_imm},
{DEC_BR, dec_br},
{DEC_BCC, dec_bcc},
{DEC_RTS, dec_rts},
--
2.25.1
- [PATCH 35/77] target/microblaze: Add decodetree infrastructure, (continued)
- [PATCH 35/77] target/microblaze: Add decodetree infrastructure, Richard Henderson, 2020/08/25
- [PATCH 38/77] target/microblaze: Implement cmp and cmpu inline, Richard Henderson, 2020/08/25
- [PATCH 39/77] target/microblaze: Convert dec_pattern to decodetree, Richard Henderson, 2020/08/25
- [PATCH 42/77] target/microblaze: Convert dec_div to decodetree, Richard Henderson, 2020/08/25
- [PATCH 40/77] target/microblaze: Convert dec_and, dec_or, dec_xor to decodetree, Richard Henderson, 2020/08/25
- [PATCH 43/77] target/microblaze: Unwind properly when raising divide-by-zero, Richard Henderson, 2020/08/25
- [PATCH 41/77] target/microblaze: Convert dec_mul to decodetree, Richard Henderson, 2020/08/25
- [PATCH 44/77] target/microblaze: Convert dec_bit to decodetree, Richard Henderson, 2020/08/25
- [PATCH 45/77] target/microblaze: Convert dec_barrel to decodetree, Richard Henderson, 2020/08/25
- [PATCH 47/77] target/microblaze: Convert dec_fpu to decodetree, Richard Henderson, 2020/08/25
- [PATCH 46/77] target/microblaze: Convert dec_imm to decodetree,
Richard Henderson <=
- [PATCH 48/77] target/microblaze: Fix cpu unwind for fpu exceptions, Richard Henderson, 2020/08/25
- [PATCH 49/77] target/microblaze: Mark fpu helpers TCG_CALL_NO_WG, Richard Henderson, 2020/08/25
- [PATCH 50/77] target/microblaze: Replace MSR_EE_FLAG with MSR_EE, Richard Henderson, 2020/08/25
- [PATCH 51/77] target/microblaze: Cache mem_index in DisasContext, Richard Henderson, 2020/08/25
- [PATCH 52/77] target/microblaze: Fix cpu unwind for stackprot, Richard Henderson, 2020/08/25
- [PATCH 53/77] target/microblaze: Convert dec_load and dec_store to decodetree, Richard Henderson, 2020/08/25
- [PATCH 54/77] target/microblaze: Assert no overlap in flags making up tb_flags, Richard Henderson, 2020/08/25
- [PATCH 57/77] tcg: Add tcg_get_insn_start_param, Richard Henderson, 2020/08/25
- [PATCH 55/77] target/microblaze: Move bimm to BIMM_FLAG, Richard Henderson, 2020/08/25
- [PATCH 56/77] target/microblaze: Store "current" iflags in insn_start, Richard Henderson, 2020/08/25