From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:49866) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bh7GJ-00034b-37 for qemu-devel@nongnu.org; Mon, 05 Sep 2016 23:41:36 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bh7GC-0007qQ-NC for qemu-devel@nongnu.org; Mon, 05 Sep 2016 23:41:26 -0400 From: David Gibson Date: Tue, 6 Sep 2016 13:42:38 +1000 Message-Id: <1473133396-18940-29-git-send-email-david@gibson.dropbear.id.au> In-Reply-To: <1473133396-18940-1-git-send-email-david@gibson.dropbear.id.au> References: <1473133396-18940-1-git-send-email-david@gibson.dropbear.id.au> Subject: [Qemu-devel] [PULL 28/66] ppc: Don't update NIP in lmw/stmw/icbi List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: peter.maydell@linaro.org Cc: agraf@suse.de, qemu-devel@nongnu.org, qemu-ppc@nongnu.org, Benjamin Herrenschmidt , David Gibson From: Benjamin Herrenschmidt Instead, pass GETPC() result to the corresponding helpers. Signed-off-by: Benjamin Herrenschmidt Signed-off-by: David Gibson --- target-ppc/mem_helper.c | 11 ++++++----- target-ppc/translate.c | 6 ------ 2 files changed, 6 insertions(+), 11 deletions(-) diff --git a/target-ppc/mem_helper.c b/target-ppc/mem_helper.c index de96c91..e20a53e 100644 --- a/target-ppc/mem_helper.c +++ b/target-ppc/mem_helper.c @@ -57,9 +57,9 @@ void helper_lmw(CPUPPCState *env, target_ulong addr, uint32_t reg) { for (; reg < 32; reg++) { if (needs_byteswap(env)) { - env->gpr[reg] = bswap32(cpu_ldl_data(env, addr)); + env->gpr[reg] = bswap32(cpu_ldl_data_ra(env, addr, GETPC())); } else { - env->gpr[reg] = cpu_ldl_data(env, addr); + env->gpr[reg] = cpu_ldl_data_ra(env, addr, GETPC()); } addr = addr_add(env, addr, 4); } @@ -69,9 +69,10 @@ void helper_stmw(CPUPPCState *env, target_ulong addr, uint32_t reg) { for (; reg < 32; reg++) { if (needs_byteswap(env)) { - cpu_stl_data(env, addr, bswap32((uint32_t)env->gpr[reg])); + cpu_stl_data_ra(env, addr, bswap32((uint32_t)env->gpr[reg]), + GETPC()); } else { - cpu_stl_data(env, addr, (uint32_t)env->gpr[reg]); + cpu_stl_data_ra(env, addr, (uint32_t)env->gpr[reg], GETPC()); } addr = addr_add(env, addr, 4); } @@ -178,7 +179,7 @@ void helper_icbi(CPUPPCState *env, target_ulong addr) * (not a fetch) by the MMU. To be sure it will be so, * do the load "by hand". */ - cpu_ldl_data(env, addr); + cpu_ldl_data_ra(env, addr, GETPC()); } /* XXX: to be tested */ diff --git a/target-ppc/translate.c b/target-ppc/translate.c index 568c1f8..dc5ebb1 100644 --- a/target-ppc/translate.c +++ b/target-ppc/translate.c @@ -2869,8 +2869,6 @@ static void gen_lmw(DisasContext *ctx) TCGv t0; TCGv_i32 t1; gen_set_access_type(ctx, ACCESS_INT); - /* NIP cannot be restored if the memory exception comes from an helper */ - gen_update_nip(ctx, ctx->nip - 4); t0 = tcg_temp_new(); t1 = tcg_const_i32(rD(ctx->opcode)); gen_addr_imm_index(ctx, t0, 0); @@ -2885,8 +2883,6 @@ static void gen_stmw(DisasContext *ctx) TCGv t0; TCGv_i32 t1; gen_set_access_type(ctx, ACCESS_INT); - /* NIP cannot be restored if the memory exception comes from an helper */ - gen_update_nip(ctx, ctx->nip - 4); t0 = tcg_temp_new(); t1 = tcg_const_i32(rS(ctx->opcode)); gen_addr_imm_index(ctx, t0, 0); @@ -4109,8 +4105,6 @@ static void gen_icbi(DisasContext *ctx) { TCGv t0; gen_set_access_type(ctx, ACCESS_CACHE); - /* NIP cannot be restored if the memory exception comes from an helper */ - gen_update_nip(ctx, ctx->nip - 4); t0 = tcg_temp_new(); gen_addr_reg_index(ctx, t0); gen_helper_icbi(cpu_env, t0); -- 2.7.4