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Preliminiary MIPS64 support, disabled by default due to performance impact.

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2250 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
ths 2006-12-21 01:19:56 +00:00
parent 328a42406d
commit c570fd169c
12 changed files with 989 additions and 240 deletions
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13
target-mips/mips-defs.h
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@ -14,7 +14,8 @@
#if (MIPS_CPU == MIPS_R4Kc)
/* 32 bits target */
#define TARGET_LONG_BITS 32
#undef MIPS_HAS_MIPS64
//#define MIPS_HAS_MIPS64 1
/* real pages are variable size... */
#define TARGET_PAGE_BITS 12
/* Uses MIPS R4Kx enhancements to MIPS32 architecture */
@ -69,7 +70,7 @@
(0 << CP0C3_MT) | (0 << CP0C3_SM) | (0 << CP0C3_TL))
#elif (MIPS_CPU == MIPS_R4Kp)
/* 32 bits target */
#define TARGET_LONG_BITS 32
#undef MIPS_HAS_MIPS64
/* real pages are variable size... */
#define TARGET_PAGE_BITS 12
/* Uses MIPS R4Kx enhancements to MIPS32 architecture */
@ -79,8 +80,14 @@
#else
#error "MIPS CPU not defined"
/* Reminder for other flags */
//#define TARGET_MIPS64
//#undef MIPS_HAS_MIPS64
//#define MIPS_USES_FPU
#endif
#ifdef MIPS_HAS_MIPS64
#define TARGET_LONG_BITS 64
#else
#define TARGET_LONG_BITS 32
#endif
#endif /* !defined (__QEMU_MIPS_DEFS_H__) */