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Diffstat (limited to 'linux-user')
-rw-r--r--linux-user/main.c28
1 files changed, 14 insertions, 14 deletions
diff --git a/linux-user/main.c b/linux-user/main.c
index 21c2d3ba08..4bdec7e9bc 100644
--- a/linux-user/main.c
+++ b/linux-user/main.c
@@ -626,11 +626,11 @@ void cpu_loop(CPUARMState *env)
can be found at http://www.sics.se/~psm/sparcstack.html */
static inline int get_reg_index(CPUSPARCState *env, int cwp, int index)
{
- index = (index + cwp * 16) & (16 * NWINDOWS - 1);
+ index = (index + cwp * 16) % (16 * env->nwindows);
/* wrap handling : if cwp is on the last window, then we use the
registers 'after' the end */
- if (index < 8 && env->cwp == (NWINDOWS - 1))
- index += (16 * NWINDOWS);
+ if (index < 8 && env->cwp == env->nwindows - 1)
+ index += 16 * env->nwindows;
return index;
}
@@ -656,12 +656,12 @@ static void save_window(CPUSPARCState *env)
{
#ifndef TARGET_SPARC64
unsigned int new_wim;
- new_wim = ((env->wim >> 1) | (env->wim << (NWINDOWS - 1))) &
- ((1LL << NWINDOWS) - 1);
- save_window_offset(env, (env->cwp - 2) & (NWINDOWS - 1));
+ new_wim = ((env->wim >> 1) | (env->wim << (env->nwindows - 1))) &
+ ((1LL << env->nwindows) - 1);
+ save_window_offset(env, cpu_cwp_dec(env, env->cwp - 2));
env->wim = new_wim;
#else
- save_window_offset(env, (env->cwp - 2) & (NWINDOWS - 1));
+ save_window_offset(env, cpu_cwp_dec(env, env->cwp - 2));
env->cansave++;
env->canrestore--;
#endif
@@ -672,11 +672,11 @@ static void restore_window(CPUSPARCState *env)
unsigned int new_wim, i, cwp1;
abi_ulong sp_ptr;
- new_wim = ((env->wim << 1) | (env->wim >> (NWINDOWS - 1))) &
- ((1LL << NWINDOWS) - 1);
+ new_wim = ((env->wim << 1) | (env->wim >> (env->nwindows - 1))) &
+ ((1LL << env->nwindows) - 1);
/* restore the invalid window */
- cwp1 = (env->cwp + 1) & (NWINDOWS - 1);
+ cwp1 = cpu_cwp_inc(env, env->cwp + 1);
sp_ptr = env->regbase[get_reg_index(env, cwp1, 6)];
#if defined(DEBUG_WIN)
printf("win_underflow: sp_ptr=0x%x load_cwp=%d\n",
@@ -690,8 +690,8 @@ static void restore_window(CPUSPARCState *env)
env->wim = new_wim;
#ifdef TARGET_SPARC64
env->canrestore++;
- if (env->cleanwin < NWINDOWS - 1)
- env->cleanwin++;
+ if (env->cleanwin < env->nwindows - 1)
+ env->cleanwin++;
env->cansave--;
#endif
}
@@ -703,14 +703,14 @@ static void flush_windows(CPUSPARCState *env)
offset = 1;
for(;;) {
/* if restore would invoke restore_window(), then we can stop */
- cwp1 = (env->cwp + offset) & (NWINDOWS - 1);
+ cwp1 = cpu_cwp_inc(env, env->cwp + offset);
if (env->wim & (1 << cwp1))
break;
save_window_offset(env, cwp1);
offset++;
}
/* set wim so that restore will reload the registers */
- cwp1 = (env->cwp + 1) & (NWINDOWS - 1);
+ cwp1 = cpu_cwp_inc(env, env->cwp + 1);
env->wim = 1 << cwp1;
#if defined(DEBUG_WIN)
printf("flush_windows: nb=%d\n", offset - 1);