diff options
Diffstat (limited to 'target-ppc')
| -rw-r--r-- | target-ppc/translate.c | 62 |
1 files changed, 24 insertions, 38 deletions
diff --git a/target-ppc/translate.c b/target-ppc/translate.c index 47efcd7091..63d4dbc571 100644 --- a/target-ppc/translate.c +++ b/target-ppc/translate.c @@ -267,12 +267,10 @@ static inline void gen_set_access_type(DisasContext *ctx, int access_type) static inline void gen_update_nip(DisasContext *ctx, target_ulong nip) { -#if defined(TARGET_PPC64) - if (ctx->sf_mode) - tcg_gen_movi_tl(cpu_nip, nip); - else -#endif - tcg_gen_movi_tl(cpu_nip, (uint32_t)nip); + if (NARROW_MODE(ctx)) { + nip = (uint32_t)nip; + } + tcg_gen_movi_tl(cpu_nip, nip); } static inline void gen_exception_err(DisasContext *ctx, uint32_t excp, uint32_t error) @@ -3352,10 +3350,9 @@ static inline void gen_goto_tb(DisasContext *ctx, int n, target_ulong dest) { TranslationBlock *tb; tb = ctx->tb; -#if defined(TARGET_PPC64) - if (!ctx->sf_mode) + if (NARROW_MODE(ctx)) { dest = (uint32_t) dest; -#endif + } if ((tb->pc & TARGET_PAGE_MASK) == (dest & TARGET_PAGE_MASK) && likely(!ctx->singlestep_enabled)) { tcg_gen_goto_tb(n); @@ -3383,12 +3380,10 @@ static inline void gen_goto_tb(DisasContext *ctx, int n, target_ulong dest) static inline void gen_setlr(DisasContext *ctx, target_ulong nip) { -#if defined(TARGET_PPC64) - if (ctx->sf_mode == 0) - tcg_gen_movi_tl(cpu_lr, (uint32_t)nip); - else -#endif - tcg_gen_movi_tl(cpu_lr, nip); + if (NARROW_MODE(ctx)) { + nip = (uint32_t)nip; + } + tcg_gen_movi_tl(cpu_lr, nip); } /* b ba bl bla */ @@ -3398,18 +3393,16 @@ static void gen_b(DisasContext *ctx) ctx->exception = POWERPC_EXCP_BRANCH; /* sign extend LI */ -#if defined(TARGET_PPC64) - if (ctx->sf_mode) - li = ((int64_t)LI(ctx->opcode) << 38) >> 38; - else -#endif - li = ((int32_t)LI(ctx->opcode) << 6) >> 6; - if (likely(AA(ctx->opcode) == 0)) + li = LI(ctx->opcode); + li = (li ^ 0x02000000) - 0x02000000; + if (likely(AA(ctx->opcode) == 0)) { target = ctx->nip + li - 4; - else + } else { target = li; - if (LK(ctx->opcode)) + } + if (LK(ctx->opcode)) { gen_setlr(ctx, ctx->nip); + } gen_update_cfar(ctx, ctx->nip); gen_goto_tb(ctx, 0, target); } @@ -3445,12 +3438,11 @@ static inline void gen_bcond(DisasContext *ctx, int type) return; } tcg_gen_subi_tl(cpu_ctr, cpu_ctr, 1); -#if defined(TARGET_PPC64) - if (!ctx->sf_mode) + if (NARROW_MODE(ctx)) { tcg_gen_ext32u_tl(temp, cpu_ctr); - else -#endif + } else { tcg_gen_mov_tl(temp, cpu_ctr); + } if (bo & 0x2) { tcg_gen_brcondi_tl(TCG_COND_NE, temp, 0, l1); } else { @@ -3484,20 +3476,14 @@ static inline void gen_bcond(DisasContext *ctx, int type) gen_set_label(l1); gen_goto_tb(ctx, 1, ctx->nip); } else { -#if defined(TARGET_PPC64) - if (!(ctx->sf_mode)) + if (NARROW_MODE(ctx)) { tcg_gen_andi_tl(cpu_nip, target, (uint32_t)~3); - else -#endif + } else { tcg_gen_andi_tl(cpu_nip, target, ~3); + } tcg_gen_exit_tb(0); gen_set_label(l1); -#if defined(TARGET_PPC64) - if (!(ctx->sf_mode)) - tcg_gen_movi_tl(cpu_nip, (uint32_t)ctx->nip); - else -#endif - tcg_gen_movi_tl(cpu_nip, ctx->nip); + gen_update_nip(ctx, ctx->nip); tcg_gen_exit_tb(0); } } |