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[24.74.129.96]) by smtp.gmail.com with ESMTPSA id r13sm7141104qkk.73.2021.09.24.09.59.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 24 Sep 2021 09:59:30 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH v3 04/27] linux-user/arm: Drop "_v2" from symbols in signal.c Date: Fri, 24 Sep 2021 12:59:03 -0400 Message-Id: <20210924165926.752809-5-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210924165926.752809-1-richard.henderson@linaro.org> References: <20210924165926.752809-1-richard.henderson@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::f30; envelope-from=richard.henderson@linaro.org; helo=mail-qv1-xf30.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham 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: peter.maydell@linaro.org, laurent@vivier.eu, =?utf-8?q?Philippe_Mathie?= =?utf-8?q?u-Daud=C3=A9?= Errors-To: qemu-devel-bounces+patch=linaro.org@nongnu.org Sender: "Qemu-devel" Since we no longer support "v1", there's no need to distinguish "v2". Reviewed-by: Philippe Mathieu-Daudé Signed-off-by: Richard Henderson --- linux-user/arm/signal.c | 155 +++++++++++++++++----------------------- 1 file changed, 65 insertions(+), 90 deletions(-) -- 2.25.1 diff --git a/linux-user/arm/signal.c b/linux-user/arm/signal.c index d0940bab47..ed7d1d80bb 100644 --- a/linux-user/arm/signal.c +++ b/linux-user/arm/signal.c @@ -46,7 +46,7 @@ struct target_sigcontext { abi_ulong fault_address; }; -struct target_ucontext_v2 { +struct target_ucontext { abi_ulong tuc_flags; abi_ulong tuc_link; target_stack_t tuc_stack; @@ -90,16 +90,16 @@ struct target_iwmmxt_sigframe { #define TARGET_VFP_MAGIC 0x56465001 #define TARGET_IWMMXT_MAGIC 0x12ef842a -struct sigframe_v2 +struct sigframe { - struct target_ucontext_v2 uc; + struct target_ucontext uc; abi_ulong retcode[4]; }; -struct rt_sigframe_v2 +struct rt_sigframe { struct target_siginfo info; - struct target_ucontext_v2 uc; + struct target_ucontext uc; abi_ulong retcode[4]; }; @@ -270,7 +270,7 @@ setup_return(CPUARMState *env, struct target_sigaction *ka, return 0; } -static abi_ulong *setup_sigframe_v2_vfp(abi_ulong *regspace, CPUARMState *env) +static abi_ulong *setup_sigframe_vfp(abi_ulong *regspace, CPUARMState *env) { int i; struct target_vfp_sigframe *vfpframe; @@ -287,8 +287,7 @@ static abi_ulong *setup_sigframe_v2_vfp(abi_ulong *regspace, CPUARMState *env) return (abi_ulong*)(vfpframe+1); } -static abi_ulong *setup_sigframe_v2_iwmmxt(abi_ulong *regspace, - CPUARMState *env) +static abi_ulong *setup_sigframe_iwmmxt(abi_ulong *regspace, CPUARMState *env) { int i; struct target_iwmmxt_sigframe *iwmmxtframe; @@ -307,15 +306,15 @@ static abi_ulong *setup_sigframe_v2_iwmmxt(abi_ulong *regspace, return (abi_ulong*)(iwmmxtframe+1); } -static void setup_sigframe_v2(struct target_ucontext_v2 *uc, - target_sigset_t *set, CPUARMState *env) +static void setup_sigframe(struct target_ucontext *uc, + target_sigset_t *set, CPUARMState *env) { struct target_sigaltstack stack; int i; abi_ulong *regspace; /* Clear all the bits of the ucontext we don't use. */ - memset(uc, 0, offsetof(struct target_ucontext_v2, tuc_mcontext)); + memset(uc, 0, offsetof(struct target_ucontext, tuc_mcontext)); memset(&stack, 0, sizeof(stack)); target_save_altstack(&stack, env); @@ -325,10 +324,10 @@ static void setup_sigframe_v2(struct target_ucontext_v2 *uc, /* Save coprocessor signal frame. */ regspace = uc->tuc_regspace; if (cpu_isar_feature(aa32_vfp_simd, env_archcpu(env))) { - regspace = setup_sigframe_v2_vfp(regspace, env); + regspace = setup_sigframe_vfp(regspace, env); } if (arm_feature(env, ARM_FEATURE_IWMMXT)) { - regspace = setup_sigframe_v2_iwmmxt(regspace, env); + regspace = setup_sigframe_iwmmxt(regspace, env); } /* Write terminating magic word */ @@ -339,10 +338,10 @@ static void setup_sigframe_v2(struct target_ucontext_v2 *uc, } } -static void setup_frame_v2(int usig, struct target_sigaction *ka, - target_sigset_t *set, CPUARMState *regs) +void setup_frame(int usig, struct target_sigaction *ka, + target_sigset_t *set, CPUARMState *regs) { - struct sigframe_v2 *frame; + struct sigframe *frame; abi_ulong frame_addr = get_sigframe(ka, regs, sizeof(*frame)); trace_user_setup_frame(regs, frame_addr); @@ -350,10 +349,10 @@ static void setup_frame_v2(int usig, struct target_sigaction *ka, goto sigsegv; } - setup_sigframe_v2(&frame->uc, set, regs); + setup_sigframe(&frame->uc, set, regs); if (setup_return(regs, ka, frame->retcode, frame_addr, usig, - frame_addr + offsetof(struct sigframe_v2, retcode))) { + frame_addr + offsetof(struct sigframe, retcode))) { goto sigsegv; } @@ -364,51 +363,38 @@ sigsegv: force_sigsegv(usig); } -void setup_frame(int usig, struct target_sigaction *ka, - target_sigset_t *set, CPUARMState *regs) -{ - setup_frame_v2(usig, ka, set, regs); -} - -static void setup_rt_frame_v2(int usig, struct target_sigaction *ka, - target_siginfo_t *info, - target_sigset_t *set, CPUARMState *env) -{ - struct rt_sigframe_v2 *frame; - abi_ulong frame_addr = get_sigframe(ka, env, sizeof(*frame)); - abi_ulong info_addr, uc_addr; - - trace_user_setup_rt_frame(env, frame_addr); - if (!lock_user_struct(VERIFY_WRITE, frame, frame_addr, 0)) { - goto sigsegv; - } - - info_addr = frame_addr + offsetof(struct rt_sigframe_v2, info); - uc_addr = frame_addr + offsetof(struct rt_sigframe_v2, uc); - tswap_siginfo(&frame->info, info); - - setup_sigframe_v2(&frame->uc, set, env); - - if (setup_return(env, ka, frame->retcode, frame_addr, usig, - frame_addr + offsetof(struct rt_sigframe_v2, retcode))) { - goto sigsegv; - } - - env->regs[1] = info_addr; - env->regs[2] = uc_addr; - - unlock_user_struct(frame, frame_addr, 1); - return; -sigsegv: - unlock_user_struct(frame, frame_addr, 1); - force_sigsegv(usig); -} - void setup_rt_frame(int usig, struct target_sigaction *ka, target_siginfo_t *info, target_sigset_t *set, CPUARMState *env) { - setup_rt_frame_v2(usig, ka, info, set, env); + struct rt_sigframe *frame; + abi_ulong frame_addr = get_sigframe(ka, env, sizeof(*frame)); + abi_ulong info_addr, uc_addr; + + trace_user_setup_rt_frame(env, frame_addr); + if (!lock_user_struct(VERIFY_WRITE, frame, frame_addr, 0)) { + goto sigsegv; + } + + info_addr = frame_addr + offsetof(struct rt_sigframe, info); + uc_addr = frame_addr + offsetof(struct rt_sigframe, uc); + tswap_siginfo(&frame->info, info); + + setup_sigframe(&frame->uc, set, env); + + if (setup_return(env, ka, frame->retcode, frame_addr, usig, + frame_addr + offsetof(struct rt_sigframe, retcode))) { + goto sigsegv; + } + + env->regs[1] = info_addr; + env->regs[2] = uc_addr; + + unlock_user_struct(frame, frame_addr, 1); + return; +sigsegv: + unlock_user_struct(frame, frame_addr, 1); + force_sigsegv(usig); } static int @@ -441,7 +427,7 @@ restore_sigcontext(CPUARMState *env, struct target_sigcontext *sc) return err; } -static abi_ulong *restore_sigframe_v2_vfp(CPUARMState *env, abi_ulong *regspace) +static abi_ulong *restore_sigframe_vfp(CPUARMState *env, abi_ulong *regspace) { int i; abi_ulong magic, sz; @@ -471,8 +457,8 @@ static abi_ulong *restore_sigframe_v2_vfp(CPUARMState *env, abi_ulong *regspace) return (abi_ulong*)(vfpframe + 1); } -static abi_ulong *restore_sigframe_v2_iwmmxt(CPUARMState *env, - abi_ulong *regspace) +static abi_ulong *restore_sigframe_iwmmxt(CPUARMState *env, + abi_ulong *regspace) { int i; abi_ulong magic, sz; @@ -496,9 +482,9 @@ static abi_ulong *restore_sigframe_v2_iwmmxt(CPUARMState *env, return (abi_ulong*)(iwmmxtframe + 1); } -static int do_sigframe_return_v2(CPUARMState *env, - target_ulong context_addr, - struct target_ucontext_v2 *uc) +static int do_sigframe_return(CPUARMState *env, + target_ulong context_addr, + struct target_ucontext *uc) { sigset_t host_set; abi_ulong *regspace; @@ -506,19 +492,20 @@ static int do_sigframe_return_v2(CPUARMState *env, target_to_host_sigset(&host_set, &uc->tuc_sigmask); set_sigmask(&host_set); - if (restore_sigcontext(env, &uc->tuc_mcontext)) + if (restore_sigcontext(env, &uc->tuc_mcontext)) { return 1; + } /* Restore coprocessor signal frame */ regspace = uc->tuc_regspace; if (cpu_isar_feature(aa32_vfp_simd, env_archcpu(env))) { - regspace = restore_sigframe_v2_vfp(env, regspace); + regspace = restore_sigframe_vfp(env, regspace); if (!regspace) { return 1; } } if (arm_feature(env, ARM_FEATURE_IWMMXT)) { - regspace = restore_sigframe_v2_iwmmxt(env, regspace); + regspace = restore_sigframe_iwmmxt(env, regspace); if (!regspace) { return 1; } @@ -535,10 +522,10 @@ static int do_sigframe_return_v2(CPUARMState *env, return 0; } -static long do_sigreturn_v2(CPUARMState *env) +long do_sigreturn(CPUARMState *env) { abi_ulong frame_addr; - struct sigframe_v2 *frame = NULL; + struct sigframe *frame = NULL; /* * Since we stacked the signal on a 64-bit boundary, @@ -555,10 +542,9 @@ static long do_sigreturn_v2(CPUARMState *env) goto badframe; } - if (do_sigframe_return_v2(env, - frame_addr - + offsetof(struct sigframe_v2, uc), - &frame->uc)) { + if (do_sigframe_return(env, + frame_addr + offsetof(struct sigframe, uc), + &frame->uc)) { goto badframe; } @@ -571,15 +557,10 @@ badframe: return -TARGET_QEMU_ESIGRETURN; } -long do_sigreturn(CPUARMState *env) -{ - return do_sigreturn_v2(env); -} - -static long do_rt_sigreturn_v2(CPUARMState *env) +long do_rt_sigreturn(CPUARMState *env) { abi_ulong frame_addr; - struct rt_sigframe_v2 *frame = NULL; + struct rt_sigframe *frame = NULL; /* * Since we stacked the signal on a 64-bit boundary, @@ -596,10 +577,9 @@ static long do_rt_sigreturn_v2(CPUARMState *env) goto badframe; } - if (do_sigframe_return_v2(env, - frame_addr - + offsetof(struct rt_sigframe_v2, uc), - &frame->uc)) { + if (do_sigframe_return(env, + frame_addr + offsetof(struct rt_sigframe, uc), + &frame->uc)) { goto badframe; } @@ -611,8 +591,3 @@ badframe: force_sig(TARGET_SIGSEGV); return -TARGET_QEMU_ESIGRETURN; } - -long do_rt_sigreturn(CPUARMState *env) -{ - return do_rt_sigreturn_v2(env); -}