diff options
Diffstat (limited to 'linux-user/loongarch64/signal.c')
| -rw-r--r-- | linux-user/loongarch64/signal.c | 24 |
1 files changed, 2 insertions, 22 deletions
diff --git a/linux-user/loongarch64/signal.c b/linux-user/loongarch64/signal.c index 65fd5f3857..7c7afb652e 100644 --- a/linux-user/loongarch64/signal.c +++ b/linux-user/loongarch64/signal.c @@ -71,26 +71,6 @@ struct extctx_layout { struct ctx_layout end; }; -/* The kernel's sc_save_fcc macro is a sequence of MOVCF2GR+BSTRINS. */ -static uint64_t read_all_fcc(CPULoongArchState *env) -{ - uint64_t ret = 0; - - for (int i = 0; i < 8; ++i) { - ret |= (uint64_t)env->cf[i] << (i * 8); - } - - return ret; -} - -/* The kernel's sc_restore_fcc macro is a sequence of BSTRPICK+MOVGR2CF. */ -static void write_all_fcc(CPULoongArchState *env, uint64_t val) -{ - for (int i = 0; i < 8; ++i) { - env->cf[i] = (val >> (i * 8)) & 1; - } -} - static abi_ptr extframe_alloc(struct extctx_layout *extctx, struct ctx_layout *sctx, unsigned size, unsigned align, abi_ptr orig_sp) @@ -150,7 +130,7 @@ static void setup_sigframe(CPULoongArchState *env, for (i = 0; i < 32; ++i) { __put_user(env->fpr[i], &fpu_ctx->regs[i]); } - __put_user(read_all_fcc(env), &fpu_ctx->fcc); + __put_user(read_fcc(env), &fpu_ctx->fcc); __put_user(env->fcsr0, &fpu_ctx->fcsr); /* @@ -216,7 +196,7 @@ static void restore_sigframe(CPULoongArchState *env, __get_user(env->fpr[i], &fpu_ctx->regs[i]); } __get_user(fcc, &fpu_ctx->fcc); - write_all_fcc(env, fcc); + write_fcc(env, fcc); __get_user(env->fcsr0, &fpu_ctx->fcsr); restore_fp_status(env); } |