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From: Richard Henderson <richard.henderson@linaro.org>
To: qemu-devel@nongnu.org
Subject: [PATCH v2 19/25] linux-user/sparc: Add rwin_save to signal frame
Date: Sun, 25 Apr 2021 19:53:28 -0700	[thread overview]
Message-ID: <20210426025334.1168495-20-richard.henderson@linaro.org> (raw)
In-Reply-To: <20210426025334.1168495-1-richard.henderson@linaro.org>

Stub it out to zero, but at least include it.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 linux-user/sparc/signal.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/linux-user/sparc/signal.c b/linux-user/sparc/signal.c
index 59bb449512..4a0578ebf3 100644
--- a/linux-user/sparc/signal.c
+++ b/linux-user/sparc/signal.c
@@ -62,6 +62,7 @@ struct target_signal_frame {
     uint32_t insns[2] QEMU_ALIGNED(8);
     abi_ulong extramask[TARGET_NSIG_WORDS - 1];
     abi_ulong extra_size; /* Should be 0 */
+    abi_ulong rwin_save;
 };
 
 static abi_ulong get_sigframe(struct target_sigaction *sa,
@@ -208,6 +209,8 @@ void setup_frame(int sig, struct target_sigaction *ka,
     save_fpu((struct target_siginfo_fpu *)(sf + 1), env);
     __put_user(sf_addr + sizeof(*sf), &sf->fpu_save);
 
+    __put_user(0, &sf->rwin_save);  /* TODO: save_rwin_state */
+
     __put_user(set->sig[0], &sf->si_mask);
     for (i = 0; i < TARGET_NSIG_WORDS - 1; i++) {
         __put_user(set->sig[i + 1], &sf->extramask[i]);
@@ -303,6 +306,11 @@ long do_sigreturn(CPUSPARCState *env)
         unlock_user_struct(fpu, ptr, 0);
     }
 
+    __get_user(ptr, &sf->rwin_save);
+    if (ptr) {
+        goto segv_and_exit;  /* TODO: restore_rwin */
+    }
+
     __get_user(set.sig[0], &sf->si_mask);
     for (i = 1; i < TARGET_NSIG_WORDS; i++) {
         __get_user(set.sig[i], &sf->extramask[i - 1]);
-- 
2.25.1



  parent reply	other threads:[~2021-04-26  3:04 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-26  2:53 [PATCH v2 00/25] linux-user/sparc: Implement rt signals Richard Henderson
2021-04-26  2:53 ` [PATCH v2 01/25] linux-user: Split out target_restore_altstack Richard Henderson
2021-04-26  2:53 ` [PATCH v2 02/25] linux-user: Use target_restore_altstack in all sigreturn Richard Henderson
2021-04-26  2:53 ` [PATCH v2 03/25] linux-user: Pass CPUArchState to do_sigaltstack Richard Henderson
2021-04-26  2:53 ` [PATCH v2 04/25] linux-user: Pass CPUArchState to target_restore_altstack Richard Henderson
2021-04-26  2:53 ` [PATCH v2 05/25] linux-user/sparc: Include TARGET_STACK_BIAS in get_sp_from_cpustate Richard Henderson
2021-04-26  2:53 ` [PATCH v2 06/25] linux-user/sparc: Clean up init_thread Richard Henderson
2021-04-26  2:53 ` [PATCH v2 07/25] linux-user/sparc: Merge sparc64 target_syscall.h Richard Henderson
2021-05-17 10:21   ` Laurent Vivier
2021-05-17 17:35     ` Richard Henderson
2021-04-26  2:53 ` [PATCH v2 08/25] linux-user/sparc: Merge sparc64 target_elf.h Richard Henderson
2021-04-26  2:53 ` [PATCH v2 09/25] linux-user/sparc: Merge sparc64 target_structs.h Richard Henderson
2021-04-26  2:53 ` [PATCH v2 10/25] linux-user/sparc: Merge sparc64 termbits.h Richard Henderson
2021-04-26  2:53 ` [PATCH v2 11/25] linux-user/sparc: Merge sparc64/ into sparc/ Richard Henderson
2021-04-26  2:53 ` [PATCH v2 12/25] linux-user/sparc: Remove target_sigcontext as unused Richard Henderson
2021-04-26  2:53 ` [PATCH v2 13/25] linux-user/sparc: Remove target_rt_signal_frame " Richard Henderson
2021-04-26  2:53 ` [PATCH v2 14/25] linux-user/sparc: Fix the stackframe structure Richard Henderson
2021-04-26  2:53 ` [PATCH v2 15/25] linux-user/sparc: Use target_pt_regs Richard Henderson
2021-04-26  2:53 ` [PATCH v2 16/25] linux-user/sparc: Split out save_reg_win Richard Henderson
2021-04-26  2:53 ` [PATCH v2 17/25] linux-user/sparc: Clean up get_sigframe Richard Henderson
2021-04-26  2:53 ` [PATCH v2 18/25] linux-user/sparc: Save and restore fpu in signal frame Richard Henderson
2021-04-26  2:53 ` Richard Henderson [this message]
2021-04-26  2:53 ` [PATCH v2 20/25] linux-user/sparc: Clean up setup_frame Richard Henderson
2021-04-26  2:53 ` [PATCH v2 21/25] linux-user/sparc: Minor corrections to do_sigreturn Richard Henderson
2021-04-26  2:53 ` [PATCH v2 22/25] linux-user/sparc: Add 64-bit support to fpu save/restore Richard Henderson
2021-04-26  2:53 ` [PATCH v2 23/25] linux-user/sparc: Implement sparc32 rt signals Richard Henderson
2021-04-26  2:53 ` [PATCH v2 24/25] linux-user/sparc: Implement sparc64 " Richard Henderson
2021-04-26  2:53 ` [PATCH v2 25/25] tests/tcg/sparc64: Re-enable linux-test Richard Henderson
2021-04-26  3:06 ` [PATCH v2 00/25] linux-user/sparc: Implement rt signals Richard Henderson
2021-04-26 11:41   ` Alex Bennée
2021-05-15 19:43 ` Laurent Vivier

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