From 4dc28134f3d7db0033c6b3c5bc4be9a91adb3e2b Mon Sep 17 00:00:00 2001 From: "Igor V. Kovalenko" Date: Thu, 7 Jan 2010 23:28:15 +0300 Subject: [PATCH] sparc64: check for pending irq when pil, pstate or softint is changed Signed-off-by: Igor V. Kovalenko Signed-off-by: Blue Swirl --- target-sparc/op_helper.c | 41 ++++++++++++++++++++++++++++++++++++++--- 1 file changed, 38 insertions(+), 3 deletions(-) diff --git a/target-sparc/op_helper.c b/target-sparc/op_helper.c index 3d7f64c127..381e6c49d7 100644 --- a/target-sparc/op_helper.c +++ b/target-sparc/op_helper.c @@ -3301,6 +3301,12 @@ static inline void change_pstate(uint32_t new_pstate) void helper_wrpstate(target_ulong new_state) { change_pstate(new_state & 0xf3f); + +#if !defined(CONFIG_USER_ONLY) + if (cpu_interrupts_enabled(env)) { + cpu_check_irqs(env); + } +#endif } void helper_wrpil(target_ulong new_pil) @@ -3328,6 +3334,14 @@ void helper_done(void) change_pstate((tsptr->tstate >> 8) & 0xf3f); PUT_CWP64(env, tsptr->tstate & 0xff); env->tl--; + + DPRINTF_PSTATE("... helper_done tl=%d\n", env->tl); + +#if !defined(CONFIG_USER_ONLY) + if (cpu_interrupts_enabled(env)) { + cpu_check_irqs(env); + } +#endif } void helper_retry(void) @@ -3341,21 +3355,42 @@ void helper_retry(void) change_pstate((tsptr->tstate >> 8) & 0xf3f); PUT_CWP64(env, tsptr->tstate & 0xff); env->tl--; + + DPRINTF_PSTATE("... helper_retry tl=%d\n", env->tl); + +#if !defined(CONFIG_USER_ONLY) + if (cpu_interrupts_enabled(env)) { + cpu_check_irqs(env); + } +#endif +} + +static void do_modify_softint(const char* operation, uint32_t value) +{ + if (env->softint != value) { + env->softint = value; + DPRINTF_PSTATE(": %s new %08x\n", operation, env->softint); +#if !defined(CONFIG_USER_ONLY) + if (cpu_interrupts_enabled(env)) { + cpu_check_irqs(env); + } +#endif + } } void helper_set_softint(uint64_t value) { - env->softint |= (uint32_t)value; + do_modify_softint("helper_set_softint", env->softint | (uint32_t)value); } void helper_clear_softint(uint64_t value) { - env->softint &= (uint32_t)~value; + do_modify_softint("helper_clear_softint", env->softint & (uint32_t)~value); } void helper_write_softint(uint64_t value) { - env->softint = (uint32_t)value; + do_modify_softint("helper_write_softint", (uint32_t)value); } #endif -- 2.11.0