diff options
| author | Richard Henderson <richard.henderson@linaro.org> | 2023-11-03 10:38:34 -0700 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2024-02-03 16:46:10 +1000 |
| commit | 1ccd6e13ccc0913bd3750f47c697c3d7c31cd418 (patch) | |
| tree | 208d0192302aa1529556baf95fb5be8842b65994 /linux-user/sparc | |
| parent | 41535ca6f4d708cf376d731930fd89f44c84c98a (diff) | |
target/sparc: Introduce cpu_get_fsr, cpu_put_fsr
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Message-Id: <20231103173841.33651-16-richard.henderson@linaro.org>
Diffstat (limited to 'linux-user/sparc')
| -rw-r--r-- | linux-user/sparc/cpu_loop.c | 2 | ||||
| -rw-r--r-- | linux-user/sparc/signal.c | 14 |
2 files changed, 10 insertions, 6 deletions
diff --git a/linux-user/sparc/cpu_loop.c b/linux-user/sparc/cpu_loop.c index 3c1bde00dd..50424a54df 100644 --- a/linux-user/sparc/cpu_loop.c +++ b/linux-user/sparc/cpu_loop.c @@ -293,7 +293,7 @@ void cpu_loop (CPUSPARCState *env) case TT_FP_EXCP: { int code = TARGET_FPE_FLTUNK; - target_ulong fsr = env->fsr; + target_ulong fsr = cpu_get_fsr(env); if ((fsr & FSR_FTT_MASK) == FSR_FTT_IEEE_EXCP) { if (fsr & FSR_NVC) { diff --git a/linux-user/sparc/signal.c b/linux-user/sparc/signal.c index dfcae707e0..c2dc1000e2 100644 --- a/linux-user/sparc/signal.c +++ b/linux-user/sparc/signal.c @@ -199,20 +199,21 @@ static void save_fpu(struct target_siginfo_fpu *fpu, CPUSPARCState *env) for (i = 0; i < 32; ++i) { __put_user(env->fpr[i].ll, &fpu->si_double_regs[i]); } - __put_user(env->fsr, &fpu->si_fsr); + __put_user(cpu_get_fsr(env), &fpu->si_fsr); __put_user(env->gsr, &fpu->si_gsr); __put_user(env->fprs, &fpu->si_fprs); #else for (i = 0; i < 16; ++i) { __put_user(env->fpr[i].ll, &fpu->si_double_regs[i]); } - __put_user(env->fsr, &fpu->si_fsr); + __put_user(cpu_get_fsr(env), &fpu->si_fsr); __put_user(0, &fpu->si_fpqdepth); #endif } static void restore_fpu(struct target_siginfo_fpu *fpu, CPUSPARCState *env) { + target_ulong fsr; int i; #ifdef TARGET_SPARC64 @@ -230,15 +231,16 @@ static void restore_fpu(struct target_siginfo_fpu *fpu, CPUSPARCState *env) __get_user(env->fpr[i].ll, &fpu->si_double_regs[i]); } } - __get_user(env->fsr, &fpu->si_fsr); __get_user(env->gsr, &fpu->si_gsr); env->fprs |= fprs; #else for (i = 0; i < 16; ++i) { __get_user(env->fpr[i].ll, &fpu->si_double_regs[i]); } - __get_user(env->fsr, &fpu->si_fsr); #endif + + __get_user(fsr, &fpu->si_fsr); + cpu_put_fsr(env, fsr); } #ifdef TARGET_ARCH_HAS_SETUP_FRAME @@ -662,6 +664,7 @@ void sparc64_set_context(CPUSPARCState *env) __get_user(fenab, &(fpup->mcfpu_enab)); if (fenab) { abi_ulong fprs; + abi_ulong fsr; /* * We use the FPRS from the guest only in deciding whether @@ -690,7 +693,8 @@ void sparc64_set_context(CPUSPARCState *env) __get_user(env->fpr[i].ll, &(fpup->mcfpu_fregs.dregs[i])); } } - __get_user(env->fsr, &(fpup->mcfpu_fsr)); + __get_user(fsr, &(fpup->mcfpu_fsr)); + cpu_put_fsr(env, fsr); __get_user(env->gsr, &(fpup->mcfpu_gsr)); } unlock_user_struct(ucp, ucp_addr, 0); |