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Wed, 19 May 2021 22:52:04 +1000 (AEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gibson.dropbear.id.au; s=201602; t=1621428724; bh=FzhpfnsG8zVulwkWbQDPAqH2EUbJv3lkHvgZSaQR6Ok=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=MHtY5JwcEz2Cq5PYMOvL8AIpqg2Wg8c3+gVNleh8l+hbWK7bFbm4YI6oefrls19BI 3iRRwTuB+MIlwJKGAyWgqX8+2NadEb3X/+tdzMFgIAd0+eUwofgTwhdWPI8fSWjt6u NMp4cWqaQWMW3i9tjRWMU9T/HQfwL4kDYG2jPvXg= From: David Gibson To: peter.maydell@linaro.org, groug@kaod.org Subject: [PULL 16/48] target/ppc: Add cia field to DisasContext Date: Wed, 19 May 2021 22:51:16 +1000 Message-Id: <20210519125148.27720-17-david@gibson.dropbear.id.au> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210519125148.27720-1-david@gibson.dropbear.id.au> References: <20210519125148.27720-1-david@gibson.dropbear.id.au> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=203.11.71.1; envelope-from=dgibson@ozlabs.org; helo=ozlabs.org X-Spam_score_int: -17 X-Spam_score: -1.8 X-Spam_bar: - X-Spam_report: (-1.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, HEADER_FROM_DIFFERENT_DOMAINS=0.25, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: richard.henderson@linaro.org, qemu-devel@nongnu.org, Luis Pires , qemu-ppc@nongnu.org, Bruno Larsen , Matheus Ferst , David Gibson Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" From: Richard Henderson Signed-off-by: Richard Henderson Reviewed-by: Bruno Larsen (billionai) Reviewed-by: Luis Pires Signed-off-by: Matheus Ferst Message-Id: <20210512185441.3619828-2-matheus.ferst@eldorado.org.br> Signed-off-by: David Gibson --- target/ppc/translate.c | 36 +++++++++++++++++++----------------- 1 file changed, 19 insertions(+), 17 deletions(-) diff --git a/target/ppc/translate.c b/target/ppc/translate.c index 6c68d7006a..abdef7e291 100644 --- a/target/ppc/translate.c +++ b/target/ppc/translate.c @@ -157,6 +157,7 @@ void ppc_translate_init(void) /* internal defines */ struct DisasContext { DisasContextBase base; + target_ulong cia; /* current instruction address */ uint32_t opcode; uint32_t exception; /* Routine used to access memory */ @@ -256,7 +257,7 @@ static void gen_exception_err(DisasContext *ctx, uint32= _t excp, uint32_t error) * faulting instruction */ if (ctx->exception =3D=3D POWERPC_EXCP_NONE) { - gen_update_nip(ctx, ctx->base.pc_next - 4); + gen_update_nip(ctx, ctx->cia); } t0 =3D tcg_const_i32(excp); t1 =3D tcg_const_i32(error); @@ -275,7 +276,7 @@ static void gen_exception(DisasContext *ctx, uint32_t e= xcp) * faulting instruction */ if (ctx->exception =3D=3D POWERPC_EXCP_NONE) { - gen_update_nip(ctx, ctx->base.pc_next - 4); + gen_update_nip(ctx, ctx->cia); } t0 =3D tcg_const_i32(excp); gen_helper_raise_exception(cpu_env, t0); @@ -4137,7 +4138,7 @@ static void gen_eieio(DisasContext *ctx) */ if (!(ctx->insns_flags2 & PPC2_ISA300)) { qemu_log_mask(LOG_GUEST_ERROR, "invalid eieio using bit 6 at @" - TARGET_FMT_lx "\n", ctx->base.pc_next - 4); + TARGET_FMT_lx "\n", ctx->cia); } else { bar =3D TCG_MO_ST_LD; } @@ -4806,14 +4807,14 @@ static void gen_b(DisasContext *ctx) li =3D LI(ctx->opcode); li =3D (li ^ 0x02000000) - 0x02000000; if (likely(AA(ctx->opcode) =3D=3D 0)) { - target =3D ctx->base.pc_next + li - 4; + target =3D ctx->cia + li; } else { target =3D li; } if (LK(ctx->opcode)) { gen_setlr(ctx, ctx->base.pc_next); } - gen_update_cfar(ctx, ctx->base.pc_next - 4); + gen_update_cfar(ctx, ctx->cia); gen_goto_tb(ctx, 0, target); } =20 @@ -4912,11 +4913,11 @@ static void gen_bcond(DisasContext *ctx, int type) } tcg_temp_free_i32(temp); } - gen_update_cfar(ctx, ctx->base.pc_next - 4); + gen_update_cfar(ctx, ctx->cia); if (type =3D=3D BCOND_IM) { target_ulong li =3D (target_long)((int16_t)(BD(ctx->opcode))); if (likely(AA(ctx->opcode) =3D=3D 0)) { - gen_goto_tb(ctx, 0, ctx->base.pc_next + li - 4); + gen_goto_tb(ctx, 0, ctx->cia + li); } else { gen_goto_tb(ctx, 0, li); } @@ -5032,7 +5033,7 @@ static void gen_rfi(DisasContext *ctx) if (tb_cflags(ctx->base.tb) & CF_USE_ICOUNT) { gen_io_start(); } - gen_update_cfar(ctx, ctx->base.pc_next - 4); + gen_update_cfar(ctx, ctx->cia); gen_helper_rfi(cpu_env); gen_sync_exception(ctx); #endif @@ -5049,7 +5050,7 @@ static void gen_rfid(DisasContext *ctx) if (tb_cflags(ctx->base.tb) & CF_USE_ICOUNT) { gen_io_start(); } - gen_update_cfar(ctx, ctx->base.pc_next - 4); + gen_update_cfar(ctx, ctx->cia); gen_helper_rfid(cpu_env); gen_sync_exception(ctx); #endif @@ -5066,7 +5067,7 @@ static void gen_rfscv(DisasContext *ctx) if (tb_cflags(ctx->base.tb) & CF_USE_ICOUNT) { gen_io_start(); } - gen_update_cfar(ctx, ctx->base.pc_next - 4); + gen_update_cfar(ctx, ctx->cia); gen_helper_rfscv(cpu_env); gen_sync_exception(ctx); #endif @@ -5109,7 +5110,7 @@ static void gen_scv(DisasContext *ctx) =20 /* Set the PC back to the faulting instruction. */ if (ctx->exception =3D=3D POWERPC_EXCP_NONE) { - gen_update_nip(ctx, ctx->base.pc_next - 4); + gen_update_nip(ctx, ctx->cia); } gen_helper_scv(cpu_env, tcg_constant_i32(lev)); =20 @@ -5317,7 +5318,7 @@ static inline void gen_op_mfspr(DisasContext *ctx) if (sprn !=3D SPR_PVR) { qemu_log_mask(LOG_GUEST_ERROR, "Trying to read privileged = spr " "%d (0x%03x) at " TARGET_FMT_lx "\n", sprn, = sprn, - ctx->base.pc_next - 4); + ctx->cia); } gen_priv_exception(ctx, POWERPC_EXCP_PRIV_REG); } @@ -5331,7 +5332,7 @@ static inline void gen_op_mfspr(DisasContext *ctx) /* Not defined */ qemu_log_mask(LOG_GUEST_ERROR, "Trying to read invalid spr %d (0x%03x) at " - TARGET_FMT_lx "\n", sprn, sprn, ctx->base.pc_next - = 4); + TARGET_FMT_lx "\n", sprn, sprn, ctx->cia); =20 /* * The behaviour depends on MSR:PR and SPR# bit 0x10, it can @@ -5495,7 +5496,7 @@ static void gen_mtspr(DisasContext *ctx) /* Privilege exception */ qemu_log_mask(LOG_GUEST_ERROR, "Trying to write privileged spr= " "%d (0x%03x) at " TARGET_FMT_lx "\n", sprn, sprn, - ctx->base.pc_next - 4); + ctx->cia); gen_priv_exception(ctx, POWERPC_EXCP_PRIV_REG); } } else { @@ -5509,7 +5510,7 @@ static void gen_mtspr(DisasContext *ctx) /* Not defined */ qemu_log_mask(LOG_GUEST_ERROR, "Trying to write invalid spr %d (0x%03x) at " - TARGET_FMT_lx "\n", sprn, sprn, ctx->base.pc_next - = 4); + TARGET_FMT_lx "\n", sprn, sprn, ctx->cia); =20 =20 /* @@ -9148,6 +9149,7 @@ static void ppc_tr_translate_insn(DisasContextBase *d= cbase, CPUState *cs) LOG_DISAS("nip=3D" TARGET_FMT_lx " super=3D%d ir=3D%d\n", ctx->base.pc_next, ctx->mem_idx, (int)msr_ir); =20 + ctx->cia =3D ctx->base.pc_next; ctx->opcode =3D translator_ldl_swap(env, ctx->base.pc_next, need_byteswap(ctx)); =20 @@ -9177,7 +9179,7 @@ static void ppc_tr_translate_insn(DisasContextBase *d= cbase, CPUState *cs) TARGET_FMT_lx " %d\n", opc1(ctx->opcode), opc2(ctx->opcode), opc3(ctx->opcode), opc4(ctx->opcode), - ctx->opcode, ctx->base.pc_next - 4, (int)msr_ir); + ctx->opcode, ctx->cia, (int)msr_ir); } else { uint32_t inval; =20 @@ -9194,7 +9196,7 @@ static void ppc_tr_translate_insn(DisasContextBase *d= cbase, CPUState *cs) TARGET_FMT_lx "\n", ctx->opcode & inval, opc1(ctx->opcode), opc2(ctx->opcode), opc3(ctx->opcode), opc4(ctx->opcode), - ctx->opcode, ctx->base.pc_next - 4); + ctx->opcode, ctx->cia); gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); ctx->base.is_jmp =3D DISAS_NORETURN; return; --=20 2.31.1