sparc emulation target (thanx to Thomas M. Ogrisegg)

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@386 c046a42c-6fe2-441c-8c8c-71466251a162

linux-user/sparc/syscall.h

@@ -0,0 +1,7 @@
+struct target_pt_regs {
+	target_ulong psr;
+	target_ulong pc;
+	target_ulong npc;
+	target_ulong y;
+	target_ulong u_regs[16];
+};

target-sparc/cpu.h

@@ -0,0 +1,46 @@
+#ifndef CPU_SPARC_H
+#define CPU_SPARC_H
+
+#include <setjmp.h>
+#include "config.h"
+#include "cpu-defs.h"
+
+/*#define EXCP_INTERRUPT 0x100*/
+
+
+#define PSR_NEG   (1<<23)
+#define PSR_ZERO  (1<<22)
+#define PSR_OVF   (1<<21)
+#define PSR_CARRY (1<<20)
+
+typedef struct CPUSPARCState {
+	uint32_t gregs[8]; /* general registers */
+	uint32_t *regwptr; /* pointer to current register window */
+	double   *regfptr; /* floating point registers */
+	uint32_t pc;       /* program counter */
+	uint32_t npc;      /* next program counter */
+	uint32_t sp;       /* stack pointer */
+	uint32_t y;        /* multiply/divide register */
+	uint32_t psr;      /* processor state register */
+	uint32_t T2;
+	jmp_buf  jmp_env;
+	int user_mode_only;
+	int exception_index;
+	int interrupt_index;
+	int interrupt_request;
+	struct TranslationBlock *current_tb;
+	void *opaque;
+} CPUSPARCState;
+
+CPUSPARCState *cpu_sparc_init(void);
+int cpu_sparc_exec(CPUSPARCState *s);
+int cpu_sparc_close(CPUSPARCState *s);
+
+struct siginfo;
+int cpu_sparc_signal_handler(int hostsignum, struct siginfo *info, void *puc);
+void cpu_sparc_dump_state(CPUSPARCState *env, FILE *f, int flags);
+
+#define TARGET_PAGE_BITS 13
+#include "cpu-all.h"
+
+#endif

target-sparc/exec.h

@@ -0,0 +1,16 @@
+#ifndef EXEC_SPARC_H
+#define EXEC_SPARC_H 1
+#include "dyngen-exec.h"
+
+register struct CPUSPARCState *env asm(AREG0);
+register uint32_t T0 asm(AREG1);
+register uint32_t T1 asm(AREG2);
+register uint32_t T2 asm(AREG3);
+
+#include "cpu.h"
+#include "exec-all.h"
+
+void cpu_lock(void);
+void cpu_unlock(void);
+void cpu_loop_exit(void);
+#endif