From 970a87a6bb8dd0ac304a55aeed219e225fbbea38 Mon Sep 17 00:00:00 2001 From: bellard Date: Sat, 21 Jun 2003 13:13:25 +0000 Subject: new segment access git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@255 c046a42c-6fe2-441c-8c8c-71466251a162 --- cpu-exec.c | 20 ++++++++++---------- linux-user/main.c | 4 ++-- ops_template.h | 4 ++-- 3 files changed, 14 insertions(+), 14 deletions(-) diff --git a/cpu-exec.c b/cpu-exec.c index 8d9ffa6..c5e530c 100644 --- a/cpu-exec.c +++ b/cpu-exec.c @@ -178,21 +178,21 @@ int cpu_exec(CPUState *env1) /* we compute the CPU state. We assume it will not change during the whole generated block. */ #if defined(TARGET_I386) - flags = env->seg_cache[R_CS].seg_32bit << GEN_FLAG_CODE32_SHIFT; - flags |= env->seg_cache[R_SS].seg_32bit << GEN_FLAG_SS32_SHIFT; - flags |= (((unsigned long)env->seg_cache[R_DS].base | - (unsigned long)env->seg_cache[R_ES].base | - (unsigned long)env->seg_cache[R_SS].base) != 0) << + flags = env->segs[R_CS].seg_32bit << GEN_FLAG_CODE32_SHIFT; + flags |= env->segs[R_SS].seg_32bit << GEN_FLAG_SS32_SHIFT; + flags |= (((unsigned long)env->segs[R_DS].base | + (unsigned long)env->segs[R_ES].base | + (unsigned long)env->segs[R_SS].base) != 0) << GEN_FLAG_ADDSEG_SHIFT; if (!(env->eflags & VM_MASK)) { - flags |= (env->segs[R_CS] & 3) << GEN_FLAG_CPL_SHIFT; + flags |= (env->segs[R_CS].selector & 3) << GEN_FLAG_CPL_SHIFT; } else { /* NOTE: a dummy CPL is kept */ flags |= (1 << GEN_FLAG_VM_SHIFT); flags |= (3 << GEN_FLAG_CPL_SHIFT); } flags |= (env->eflags & (IOPL_MASK | TF_MASK)); - cs_base = env->seg_cache[R_CS].base; + cs_base = env->segs[R_CS].base; pc = cs_base + env->eip; #elif defined(TARGET_ARM) flags = 0; @@ -347,13 +347,13 @@ void cpu_x86_load_seg(CPUX86State *s, int seg_reg, int selector) if (env->eflags & VM_MASK) { SegmentCache *sc; selector &= 0xffff; - sc = &env->seg_cache[seg_reg]; + sc = &env->segs[seg_reg]; /* NOTE: in VM86 mode, limit and seg_32bit are never reloaded, so we must load them here */ sc->base = (void *)(selector << 4); sc->limit = 0xffff; sc->seg_32bit = 0; - env->segs[seg_reg] = selector; + sc->selector = selector; } else { load_seg(seg_reg, selector, 0); } @@ -426,7 +426,7 @@ static inline int handle_cpu_signal(unsigned long pc, unsigned long address, return 0; #if defined(TARGET_I386) env->eip = found_pc - tb->cs_base; - env->cr2 = address; + env->cr[2] = address; /* we restore the process signal mask as the sigreturn should do it (XXX: use sigsetjmp) */ sigprocmask(SIG_SETMASK, old_set, NULL); diff --git a/linux-user/main.c b/linux-user/main.c index 889958b..df01a1c 100644 --- a/linux-user/main.c +++ b/linux-user/main.c @@ -176,7 +176,7 @@ void cpu_loop(CPUX86State *env) info.si_code = TARGET_SEGV_MAPERR; else info.si_code = TARGET_SEGV_ACCERR; - info._sifields._sigfault._addr = env->cr2; + info._sifields._sigfault._addr = env->cr[2]; queue_signal(info.si_signo, &info); break; case EXCP00_DIVZ: @@ -231,7 +231,7 @@ void cpu_loop(CPUX86State *env) /* just indicate that signals should be handled asap */ break; default: - pc = env->seg_cache[R_CS].base + env->eip; + pc = env->segs[R_CS].base + env->eip; fprintf(stderr, "qemu: 0x%08lx: unhandled CPU exception 0x%x - aborting\n", (long)pc, trapnr); abort(); diff --git a/ops_template.h b/ops_template.h index ff28086..784c278 100644 --- a/ops_template.h +++ b/ops_template.h @@ -828,7 +828,7 @@ void OPPROTO glue(glue(op_bsr, SUFFIX), _T0_cc)(void) #define STRING_SUFFIX _a32 #define SI_ADDR (uint8_t *)A0 + ESI -#define DI_ADDR env->seg_cache[R_ES].base + EDI +#define DI_ADDR env->segs[R_ES].base + EDI #define INC_SI() ESI += inc #define INC_DI() EDI += inc #define CX ECX @@ -837,7 +837,7 @@ void OPPROTO glue(glue(op_bsr, SUFFIX), _T0_cc)(void) #define STRING_SUFFIX _a16 #define SI_ADDR (uint8_t *)A0 + (ESI & 0xffff) -#define DI_ADDR env->seg_cache[R_ES].base + (EDI & 0xffff) +#define DI_ADDR env->segs[R_ES].base + (EDI & 0xffff) #define INC_SI() ESI = (ESI & ~0xffff) | ((ESI + inc) & 0xffff) #define INC_DI() EDI = (EDI & ~0xffff) | ((EDI + inc) & 0xffff) #define CX (ECX & 0xffff) -- cgit v1.1