diff options
Diffstat (limited to 'target/avr/translate.c')
-rw-r--r-- | target/avr/translate.c | 53 |
1 files changed, 28 insertions, 25 deletions
diff --git a/target/avr/translate.c b/target/avr/translate.c index 2d51892..804b0b2 100644 --- a/target/avr/translate.c +++ b/target/avr/translate.c @@ -22,12 +22,13 @@ #include "qemu/qemu-print.h" #include "tcg/tcg.h" #include "cpu.h" -#include "exec/exec-all.h" +#include "exec/translation-block.h" #include "tcg/tcg-op.h" #include "exec/helper-proto.h" #include "exec/helper-gen.h" #include "exec/log.h" #include "exec/translator.h" +#include "exec/target_page.h" #define HELPER_H "helper.h" #include "exec/helper-info.c.inc" @@ -193,6 +194,9 @@ static bool avr_have_feature(DisasContext *ctx, int feature) static bool decode_insn(DisasContext *ctx, uint16_t insn); #include "decode-insn.c.inc" +static void gen_inb(DisasContext *ctx, TCGv data, int port); +static void gen_outb(DisasContext *ctx, TCGv data, int port); + /* * Arithmetic Instructions */ @@ -1292,9 +1296,8 @@ static bool trans_SBRS(DisasContext *ctx, arg_SBRS *a) static bool trans_SBIC(DisasContext *ctx, arg_SBIC *a) { TCGv data = tcg_temp_new_i32(); - TCGv port = tcg_constant_i32(a->reg); - gen_helper_inb(data, tcg_env, port); + gen_inb(ctx, data, a->reg); tcg_gen_andi_tl(data, data, 1 << a->bit); ctx->skip_cond = TCG_COND_EQ; ctx->skip_var0 = data; @@ -1310,9 +1313,8 @@ static bool trans_SBIC(DisasContext *ctx, arg_SBIC *a) static bool trans_SBIS(DisasContext *ctx, arg_SBIS *a) { TCGv data = tcg_temp_new_i32(); - TCGv port = tcg_constant_i32(a->reg); - gen_helper_inb(data, tcg_env, port); + gen_inb(ctx, data, a->reg); tcg_gen_andi_tl(data, data, 1 << a->bit); ctx->skip_cond = TCG_COND_NE; ctx->skip_var0 = data; @@ -1501,11 +1503,18 @@ static void gen_data_store(DisasContext *ctx, TCGv data, TCGv addr) static void gen_data_load(DisasContext *ctx, TCGv data, TCGv addr) { - if (ctx->base.tb->flags & TB_FLAGS_FULL_ACCESS) { - gen_helper_fullrd(data, tcg_env, addr); - } else { - tcg_gen_qemu_ld_tl(data, addr, MMU_DATA_IDX, MO_UB); - } + tcg_gen_qemu_ld_tl(data, addr, MMU_DATA_IDX, MO_UB); +} + +static void gen_inb(DisasContext *ctx, TCGv data, int port) +{ + gen_data_load(ctx, data, tcg_constant_i32(port + NUMBER_OF_CPU_REGISTERS)); +} + +static void gen_outb(DisasContext *ctx, TCGv data, int port) +{ + gen_helper_fullwr(tcg_env, data, + tcg_constant_i32(port + NUMBER_OF_CPU_REGISTERS)); } /* @@ -1577,7 +1586,6 @@ static bool trans_LDS(DisasContext *ctx, arg_LDS *a) TCGv Rd = cpu_r[a->rd]; TCGv addr = tcg_temp_new_i32(); TCGv H = cpu_rampD; - a->imm = next_word(ctx); tcg_gen_mov_tl(addr, H); /* addr = H:M:L */ tcg_gen_shli_tl(addr, addr, 16); @@ -1782,7 +1790,6 @@ static bool trans_STS(DisasContext *ctx, arg_STS *a) TCGv Rd = cpu_r[a->rd]; TCGv addr = tcg_temp_new_i32(); TCGv H = cpu_rampD; - a->imm = next_word(ctx); tcg_gen_mov_tl(addr, H); /* addr = H:M:L */ tcg_gen_shli_tl(addr, addr, 16); @@ -2127,9 +2134,8 @@ static bool trans_SPMX(DisasContext *ctx, arg_SPMX *a) static bool trans_IN(DisasContext *ctx, arg_IN *a) { TCGv Rd = cpu_r[a->rd]; - TCGv port = tcg_constant_i32(a->imm); - gen_helper_inb(Rd, tcg_env, port); + gen_inb(ctx, Rd, a->imm); return true; } @@ -2140,9 +2146,8 @@ static bool trans_IN(DisasContext *ctx, arg_IN *a) static bool trans_OUT(DisasContext *ctx, arg_OUT *a) { TCGv Rd = cpu_r[a->rd]; - TCGv port = tcg_constant_i32(a->imm); - gen_helper_outb(tcg_env, port, Rd); + gen_outb(ctx, Rd, a->imm); return true; } @@ -2408,11 +2413,10 @@ static bool trans_SWAP(DisasContext *ctx, arg_SWAP *a) static bool trans_SBI(DisasContext *ctx, arg_SBI *a) { TCGv data = tcg_temp_new_i32(); - TCGv port = tcg_constant_i32(a->reg); - gen_helper_inb(data, tcg_env, port); + gen_inb(ctx, data, a->reg); tcg_gen_ori_tl(data, data, 1 << a->bit); - gen_helper_outb(tcg_env, port, data); + gen_outb(ctx, data, a->reg); return true; } @@ -2423,11 +2427,10 @@ static bool trans_SBI(DisasContext *ctx, arg_SBI *a) static bool trans_CBI(DisasContext *ctx, arg_CBI *a) { TCGv data = tcg_temp_new_i32(); - TCGv port = tcg_constant_i32(a->reg); - gen_helper_inb(data, tcg_env, port); + gen_inb(ctx, data, a->reg); tcg_gen_andi_tl(data, data, ~(1 << a->bit)); - gen_helper_outb(tcg_env, port, data); + gen_outb(ctx, data, a->reg); return true; } @@ -2598,7 +2601,7 @@ static bool trans_WDR(DisasContext *ctx, arg_WDR *a) * * - translate() * - canonicalize_skip() - * - gen_intermediate_code() + * - translate_code() * - restore_state_to_opc() * */ @@ -2794,8 +2797,8 @@ static const TranslatorOps avr_tr_ops = { .tb_stop = avr_tr_tb_stop, }; -void gen_intermediate_code(CPUState *cs, TranslationBlock *tb, int *max_insns, - vaddr pc, void *host_pc) +void avr_cpu_translate_code(CPUState *cs, TranslationBlock *tb, + int *max_insns, vaddr pc, void *host_pc) { DisasContext dc = { }; translator_loop(cs, tb, max_insns, pc, host_pc, &avr_tr_ops, &dc.base); |