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| author | Ingo Molnar <mingo@elte.hu> | 2008-11-20 09:02:39 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-11-20 09:02:39 +0100 |
| commit | fbc2a06056c9aa3cb8c44bf1cfeb1d260e229e5c (patch) | |
| tree | feb2a1c13ad3dff5a8c7ab3c0265e8eca7a0c5a3 /arch/mips/include/asm/fpu_emulator.h | |
| parent | a3d732f93785da17e0137210deadb4616f5536fc (diff) | |
| parent | ee2f6cc7f9ea2542ad46070ed62ba7aa04d08871 (diff) | |
Merge branch 'linus' into x86/uv
Diffstat (limited to 'arch/mips/include/asm/fpu_emulator.h')
| -rw-r--r-- | arch/mips/include/asm/fpu_emulator.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/arch/mips/include/asm/fpu_emulator.h b/arch/mips/include/asm/fpu_emulator.h index 2731c38bd7a..e5189572956 100644 --- a/arch/mips/include/asm/fpu_emulator.h +++ b/arch/mips/include/asm/fpu_emulator.h @@ -23,6 +23,9 @@ #ifndef _ASM_FPU_EMULATOR_H #define _ASM_FPU_EMULATOR_H +#include <asm/break.h> +#include <asm/inst.h> + struct mips_fpu_emulator_stats { unsigned int emulated; unsigned int loads; @@ -34,4 +37,18 @@ struct mips_fpu_emulator_stats { extern struct mips_fpu_emulator_stats fpuemustats; +extern int mips_dsemul(struct pt_regs *regs, mips_instruction ir, + unsigned long cpc); +extern int do_dsemulret(struct pt_regs *xcp); + +/* + * Instruction inserted following the badinst to further tag the sequence + */ +#define BD_COOKIE 0x0000bd36 /* tne $0, $0 with baggage */ + +/* + * Break instruction with special math emu break code set + */ +#define BREAK_MATH (0x0000000d | (BRK_MEMU << 16)) + #endif /* _ASM_FPU_EMULATOR_H */ |