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From: Richard Henderson <richard.henderson@linaro.org>
To: qemu-devel@nongnu.org
Cc: qemu-arm@nongnu.org, alex.bennee@linaro.org, laurent@vivier.eu
Subject: [PATCH v2 03/23] linux-user/arm: Split out v2_frame
Date: Fri, 18 Jun 2021 12:29:31 -0700	[thread overview]
Message-ID: <20210618192951.125651-4-richard.henderson@linaro.org> (raw)
In-Reply-To: <20210618192951.125651-1-richard.henderson@linaro.org>

Split out a helper function to test for a v2 signal frame.

Cc: qemu-arm@nongnu.org
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 linux-user/arm/signal.c | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/linux-user/arm/signal.c b/linux-user/arm/signal.c
index 32b68ee302..cb65623965 100644
--- a/linux-user/arm/signal.c
+++ b/linux-user/arm/signal.c
@@ -165,6 +165,11 @@ static inline int valid_user_regs(CPUARMState *regs)
     return 1;
 }
 
+static bool v2_frame(void)
+{
+    return get_osversion() >= 0x020612;
+}
+
 static void
 setup_sigcontext(struct target_sigcontext *sc, /*struct _fpstate *fpstate,*/
                  CPUARMState *env, abi_ulong mask)
@@ -422,7 +427,7 @@ sigsegv:
 void setup_frame(int usig, struct target_sigaction *ka,
                  target_sigset_t *set, CPUARMState *regs)
 {
-    if (get_osversion() >= 0x020612) {
+    if (v2_frame()) {
         setup_frame_v2(usig, ka, set, regs);
     } else {
         setup_frame_v1(usig, ka, set, regs);
@@ -516,7 +521,7 @@ void setup_rt_frame(int usig, struct target_sigaction *ka,
                     target_siginfo_t *info,
                     target_sigset_t *set, CPUARMState *env)
 {
-    if (get_osversion() >= 0x020612) {
+    if (v2_frame()) {
         setup_rt_frame_v2(usig, ka, info, set, env);
     } else {
         setup_rt_frame_v1(usig, ka, info, set, env);
@@ -734,7 +739,7 @@ badframe:
 
 long do_sigreturn(CPUARMState *env)
 {
-    if (get_osversion() >= 0x020612) {
+    if (v2_frame()) {
         return do_sigreturn_v2(env);
     } else {
         return do_sigreturn_v1(env);
@@ -823,7 +828,7 @@ badframe:
 
 long do_rt_sigreturn(CPUARMState *env)
 {
-    if (get_osversion() >= 0x020612) {
+    if (v2_frame()) {
         return do_rt_sigreturn_v2(env);
     } else {
         return do_rt_sigreturn_v1(env);
-- 
2.25.1



  parent reply	other threads:[~2021-06-18 19:32 UTC|newest]

Thread overview: 43+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-06-18 19:29 [PATCH v2 00/23] linux-user: Move signal trampolines to new page Richard Henderson
2021-06-18 19:29 ` [PATCH v2 01/23] linux-user: Add infrastructure for a signal trampoline page Richard Henderson
2021-06-19  9:33   ` Philippe Mathieu-Daudé
2021-06-29 13:30   ` Peter Maydell
2021-06-18 19:29 ` [PATCH v2 02/23] linux-user/aarch64: Implement setup_sigtramp Richard Henderson
2021-06-29 13:36   ` Peter Maydell
2021-07-01 19:27     ` Richard Henderson
2021-06-18 19:29 ` Richard Henderson [this message]
2021-06-29 13:53   ` [PATCH v2 03/23] linux-user/arm: Split out v2_frame Peter Maydell
2021-06-29 14:30     ` Richard Henderson
2021-06-18 19:29 ` [PATCH v2 04/23] linux-user/arm: Force v2 frames for fdpic Richard Henderson
2021-06-29 13:54   ` Peter Maydell
2021-06-18 19:29 ` [PATCH v2 05/23] linux-user/arm: Implement setup_sigtramp Richard Henderson
2021-06-29 14:09   ` Peter Maydell
2021-06-29 18:32     ` Richard Henderson
2021-06-18 19:29 ` [PATCH v2 06/23] linux-user/alpha: " Richard Henderson
2021-06-18 19:29 ` [PATCH v2 07/23] linux-user/cris: " Richard Henderson
2021-06-19  9:33   ` Philippe Mathieu-Daudé
2021-06-19 12:55     ` Richard Henderson
2021-06-19 14:17       ` Philippe Mathieu-Daudé
2021-06-18 19:29 ` [PATCH v2 08/23] linux-user/hexagon: " Richard Henderson
2021-06-19  9:31   ` Philippe Mathieu-Daudé
2021-06-18 19:29 ` [PATCH v2 09/23] linux-user/hppa: Document non-use of setup_sigtramp Richard Henderson
2021-06-18 19:29 ` [PATCH v2 10/23] linux-user/i386: Implement setup_sigtramp Richard Henderson
2021-06-29 14:40   ` Peter Maydell
2021-06-29 18:30     ` Richard Henderson
2021-06-18 19:29 ` [PATCH v2 11/23] linux-user/m68k: " Richard Henderson
2021-06-18 19:29 ` [PATCH v2 12/23] linux-user/microblaze: " Richard Henderson
2021-06-18 19:29 ` [PATCH v2 13/23] linux-user/mips: Tidy install_sigtramp Richard Henderson
2021-06-19  9:29   ` Philippe Mathieu-Daudé
2021-06-18 19:29 ` [PATCH v2 14/23] linux-user/mips: Implement setup_sigtramp Richard Henderson
2021-06-18 19:29 ` [PATCH v2 15/23] linux-user/nios2: Document non-use of setup_sigtramp Richard Henderson
2021-06-19  9:35   ` Philippe Mathieu-Daudé
2021-06-18 19:29 ` [PATCH v2 16/23] linux-user/openrisc: Implement setup_sigtramp Richard Henderson
2021-06-18 19:29 ` [PATCH v2 17/23] linux-user/ppc: " Richard Henderson
2021-06-29 14:52   ` Peter Maydell
2021-06-18 19:29 ` [PATCH v2 18/23] linux-user/riscv: " Richard Henderson
2021-06-18 19:29 ` [PATCH v2 19/23] linux-user/s390x: " Richard Henderson
2021-06-18 19:29 ` [PATCH v2 20/23] linux-user/sh4: " Richard Henderson
2021-06-18 19:29 ` [PATCH v2 21/23] linux-user/sparc: " Richard Henderson
2021-07-02  9:05   ` Philippe Mathieu-Daudé
2021-06-18 19:29 ` [PATCH v2 22/23] linux-user/xtensa: " Richard Henderson
2021-06-18 19:29 ` [PATCH v2 23/23] linux-user: Remove default for TARGET_ARCH_HAS_SIGTRAMP_PAGE Richard Henderson

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