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Diffstat (limited to 'target-sparc/op_helper.c')
-rw-r--r--target-sparc/op_helper.c247
1 files changed, 13 insertions, 234 deletions
diff --git a/target-sparc/op_helper.c b/target-sparc/op_helper.c
index 250f719623..2aae95507b 100644
--- a/target-sparc/op_helper.c
+++ b/target-sparc/op_helper.c
@@ -5,7 +5,6 @@
#include "softmmu_exec.h"
#endif /* !defined(CONFIG_USER_ONLY) */
-//#define DEBUG_PCALL
//#define DEBUG_MMU
//#define DEBUG_MXCC
//#define DEBUG_UNALIGNED
@@ -2573,7 +2572,7 @@ static inline uint64_t *get_gregset(uint64_t pstate)
}
}
-static inline void change_pstate(uint64_t new_pstate)
+void change_pstate(uint64_t new_pstate)
{
uint64_t pstate_regs, new_pstate_regs;
uint64_t *src, *dst;
@@ -2620,249 +2619,29 @@ void helper_retry(void)
}
#endif
-void set_cwp(int new_cwp)
+void cpu_set_cwp(CPUState *env1, int new_cwp)
{
/* put the modified wrap registers at their proper location */
- if (env->cwp == (NWINDOWS - 1))
- memcpy32(env->regbase, env->regbase + NWINDOWS * 16);
- env->cwp = new_cwp;
+ if (env1->cwp == (NWINDOWS - 1))
+ memcpy32(env1->regbase, env1->regbase + NWINDOWS * 16);
+ env1->cwp = new_cwp;
/* put the wrap registers at their temporary location */
if (new_cwp == (NWINDOWS - 1))
- memcpy32(env->regbase + NWINDOWS * 16, env->regbase);
- env->regwptr = env->regbase + (new_cwp * 16);
- REGWPTR = env->regwptr;
+ memcpy32(env1->regbase + NWINDOWS * 16, env1->regbase);
+ env1->regwptr = env1->regbase + (new_cwp * 16);
+ REGWPTR = env1->regwptr;
}
-void cpu_set_cwp(CPUState *env1, int new_cwp)
+void set_cwp(int new_cwp)
{
- CPUState *saved_env;
-#ifdef reg_REGWPTR
- target_ulong *saved_regwptr;
-#endif
-
- saved_env = env;
-#ifdef reg_REGWPTR
- saved_regwptr = REGWPTR;
-#endif
- env = env1;
- set_cwp(new_cwp);
- env = saved_env;
-#ifdef reg_REGWPTR
- REGWPTR = saved_regwptr;
-#endif
-}
-
-#ifdef TARGET_SPARC64
-#ifdef DEBUG_PCALL
-static const char * const excp_names[0x50] = {
- [TT_TFAULT] = "Instruction Access Fault",
- [TT_TMISS] = "Instruction Access MMU Miss",
- [TT_CODE_ACCESS] = "Instruction Access Error",
- [TT_ILL_INSN] = "Illegal Instruction",
- [TT_PRIV_INSN] = "Privileged Instruction",
- [TT_NFPU_INSN] = "FPU Disabled",
- [TT_FP_EXCP] = "FPU Exception",
- [TT_TOVF] = "Tag Overflow",
- [TT_CLRWIN] = "Clean Windows",
- [TT_DIV_ZERO] = "Division By Zero",
- [TT_DFAULT] = "Data Access Fault",
- [TT_DMISS] = "Data Access MMU Miss",
- [TT_DATA_ACCESS] = "Data Access Error",
- [TT_DPROT] = "Data Protection Error",
- [TT_UNALIGNED] = "Unaligned Memory Access",
- [TT_PRIV_ACT] = "Privileged Action",
- [TT_EXTINT | 0x1] = "External Interrupt 1",
- [TT_EXTINT | 0x2] = "External Interrupt 2",
- [TT_EXTINT | 0x3] = "External Interrupt 3",
- [TT_EXTINT | 0x4] = "External Interrupt 4",
- [TT_EXTINT | 0x5] = "External Interrupt 5",
- [TT_EXTINT | 0x6] = "External Interrupt 6",
- [TT_EXTINT | 0x7] = "External Interrupt 7",
- [TT_EXTINT | 0x8] = "External Interrupt 8",
- [TT_EXTINT | 0x9] = "External Interrupt 9",
- [TT_EXTINT | 0xa] = "External Interrupt 10",
- [TT_EXTINT | 0xb] = "External Interrupt 11",
- [TT_EXTINT | 0xc] = "External Interrupt 12",
- [TT_EXTINT | 0xd] = "External Interrupt 13",
- [TT_EXTINT | 0xe] = "External Interrupt 14",
- [TT_EXTINT | 0xf] = "External Interrupt 15",
-};
-#endif
-
-void do_interrupt(int intno)
-{
-#ifdef DEBUG_PCALL
- if (loglevel & CPU_LOG_INT) {
- static int count;
- const char *name;
-
- if (intno < 0 || intno >= 0x180 || (intno > 0x4f && intno < 0x80))
- name = "Unknown";
- else if (intno >= 0x100)
- name = "Trap Instruction";
- else if (intno >= 0xc0)
- name = "Window Fill";
- else if (intno >= 0x80)
- name = "Window Spill";
- else {
- name = excp_names[intno];
- if (!name)
- name = "Unknown";
- }
-
- fprintf(logfile, "%6d: %s (v=%04x) pc=%016" PRIx64 " npc=%016" PRIx64
- " SP=%016" PRIx64 "\n",
- count, name, intno,
- env->pc,
- env->npc, env->regwptr[6]);
- cpu_dump_state(env, logfile, fprintf, 0);
-#if 0
- {
- int i;
- uint8_t *ptr;
-
- fprintf(logfile, " code=");
- ptr = (uint8_t *)env->pc;
- for(i = 0; i < 16; i++) {
- fprintf(logfile, " %02x", ldub(ptr + i));
- }
- fprintf(logfile, "\n");
- }
-#endif
- count++;
- }
-#endif
-#if !defined(CONFIG_USER_ONLY)
- if (env->tl == MAXTL) {
- cpu_abort(env, "Trap 0x%04x while trap level is MAXTL, Error state",
- env->exception_index);
- return;
- }
-#endif
- env->tsptr->tstate = ((uint64_t)GET_CCR(env) << 32) |
- ((env->asi & 0xff) << 24) | ((env->pstate & 0xf3f) << 8) |
- GET_CWP64(env);
- env->tsptr->tpc = env->pc;
- env->tsptr->tnpc = env->npc;
- env->tsptr->tt = intno;
- change_pstate(PS_PEF | PS_PRIV | PS_AG);
-
- if (intno == TT_CLRWIN)
- set_cwp((env->cwp - 1) & (NWINDOWS - 1));
- else if ((intno & 0x1c0) == TT_SPILL)
- set_cwp((env->cwp - env->cansave - 2) & (NWINDOWS - 1));
- else if ((intno & 0x1c0) == TT_FILL)
- set_cwp((env->cwp + 1) & (NWINDOWS - 1));
- env->tbr &= ~0x7fffULL;
- env->tbr |= ((env->tl > 1) ? 1 << 14 : 0) | (intno << 5);
- if (env->tl < MAXTL - 1) {
- env->tl++;
- } else {
- env->pstate |= PS_RED;
- if (env->tl != MAXTL)
- env->tl++;
- }
- env->tsptr = &env->ts[env->tl];
- env->pc = env->tbr;
- env->npc = env->pc + 4;
- env->exception_index = 0;
+ cpu_set_cwp(env, new_cwp);
}
-#else
-#ifdef DEBUG_PCALL
-static const char * const excp_names[0x80] = {
- [TT_TFAULT] = "Instruction Access Fault",
- [TT_ILL_INSN] = "Illegal Instruction",
- [TT_PRIV_INSN] = "Privileged Instruction",
- [TT_NFPU_INSN] = "FPU Disabled",
- [TT_WIN_OVF] = "Window Overflow",
- [TT_WIN_UNF] = "Window Underflow",
- [TT_UNALIGNED] = "Unaligned Memory Access",
- [TT_FP_EXCP] = "FPU Exception",
- [TT_DFAULT] = "Data Access Fault",
- [TT_TOVF] = "Tag Overflow",
- [TT_EXTINT | 0x1] = "External Interrupt 1",
- [TT_EXTINT | 0x2] = "External Interrupt 2",
- [TT_EXTINT | 0x3] = "External Interrupt 3",
- [TT_EXTINT | 0x4] = "External Interrupt 4",
- [TT_EXTINT | 0x5] = "External Interrupt 5",
- [TT_EXTINT | 0x6] = "External Interrupt 6",
- [TT_EXTINT | 0x7] = "External Interrupt 7",
- [TT_EXTINT | 0x8] = "External Interrupt 8",
- [TT_EXTINT | 0x9] = "External Interrupt 9",
- [TT_EXTINT | 0xa] = "External Interrupt 10",
- [TT_EXTINT | 0xb] = "External Interrupt 11",
- [TT_EXTINT | 0xc] = "External Interrupt 12",
- [TT_EXTINT | 0xd] = "External Interrupt 13",
- [TT_EXTINT | 0xe] = "External Interrupt 14",
- [TT_EXTINT | 0xf] = "External Interrupt 15",
- [TT_TOVF] = "Tag Overflow",
- [TT_CODE_ACCESS] = "Instruction Access Error",
- [TT_DATA_ACCESS] = "Data Access Error",
- [TT_DIV_ZERO] = "Division By Zero",
- [TT_NCP_INSN] = "Coprocessor Disabled",
-};
-#endif
-void do_interrupt(int intno)
+void helper_flush(target_ulong addr)
{
- int cwp;
-
-#ifdef DEBUG_PCALL
- if (loglevel & CPU_LOG_INT) {
- static int count;
- const char *name;
-
- if (intno < 0 || intno >= 0x100)
- name = "Unknown";
- else if (intno >= 0x80)
- name = "Trap Instruction";
- else {
- name = excp_names[intno];
- if (!name)
- name = "Unknown";
- }
-
- fprintf(logfile, "%6d: %s (v=%02x) pc=%08x npc=%08x SP=%08x\n",
- count, name, intno,
- env->pc,
- env->npc, env->regwptr[6]);
- cpu_dump_state(env, logfile, fprintf, 0);
-#if 0
- {
- int i;
- uint8_t *ptr;
-
- fprintf(logfile, " code=");
- ptr = (uint8_t *)env->pc;
- for(i = 0; i < 16; i++) {
- fprintf(logfile, " %02x", ldub(ptr + i));
- }
- fprintf(logfile, "\n");
- }
-#endif
- count++;
- }
-#endif
-#if !defined(CONFIG_USER_ONLY)
- if (env->psret == 0) {
- cpu_abort(env, "Trap 0x%02x while interrupts disabled, Error state",
- env->exception_index);
- return;
- }
-#endif
- env->psret = 0;
- cwp = (env->cwp - 1) & (NWINDOWS - 1);
- set_cwp(cwp);
- env->regwptr[9] = env->pc;
- env->regwptr[10] = env->npc;
- env->psrps = env->psrs;
- env->psrs = 1;
- env->tbr = (env->tbr & TBR_BASE_MASK) | (intno << 4);
- env->pc = env->tbr;
- env->npc = env->pc + 4;
- env->exception_index = 0;
+ addr &= ~7;
+ tb_invalidate_page_range(addr, addr + 8);
}
-#endif
#if !defined(CONFIG_USER_ONLY)
generated by cgit v1.2.3 (git 2.26.2) at 2024-12-24 02:33:13 +0000