diff options
Diffstat (limited to 'libcpu/mips/common/asm.h')
| -rw-r--r-- | libcpu/mips/common/asm.h | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/libcpu/mips/common/asm.h b/libcpu/mips/common/asm.h index ec451650d2..987a1fb2b6 100644 --- a/libcpu/mips/common/asm.h +++ b/libcpu/mips/common/asm.h @@ -14,6 +14,7 @@ #ifndef __ASM_H__ #define __ASM_H__ +#include <rtconfig.h> /* * LEAF - declare leaf routine */ @@ -117,7 +118,94 @@ symbol = value /* * Macros to handle different pointer/register sizes for 32/64-bit code */ +#if defined SOC_LS2K1000 +/* + * Size of a register + */ +#define SZREG 8 + +/* + * Use the following macros in assemblercode to load/store registers, + * pointers etc. + */ +#define REG_S sd +#define REG_L ld +#define REG_SUBU dsubu +#define REG_ADDU daddu + +/* + * How to add/sub/load/store/shift C int variables. + */ +#define INT_ADD dadd +#define INT_ADDU daddu +#define INT_ADDI daddi +#define INT_ADDIU daddiu +#define INT_SUB dsub +#define INT_SUBU dsubu +#define INT_L ld +#define INT_S sd +#define INT_SLL dsll +#define INT_SLLV dsllv +#define INT_SRL dsrl +#define INT_SRLV dsrlv +#define INT_SRA dsra +#define INT_SRAV dsrav + +/* + * Use the following macros in assemblercode to load/store registers, + * pointers etc. + */ +#define LONG_ADD dadd +#define LONG_ADDU daddu +#define LONG_ADDI daddi +#define LONG_ADDIU daddiu +#define LONG_SUB dsub +#define LONG_SUBU dsubu +#define LONG_L ld +#define LONG_S sd +#define LONG_SP sdp +#define LONG_SLL dsll +#define LONG_SLLV dsllv +#define LONG_SRL dsrl +#define LONG_SRLV dsrlv +#define LONG_SRA dsra +#define LONG_SRAV dsrav + +#define LONG .dword +#define LONGSIZE 8 +#define LONGMASK 7 +#define LONGLOG 3 + +/* + * How to add/sub/load/store/shift pointers. + */ +#define PTR_ADD dadd +#define PTR_ADDU daddu +#define PTR_ADDI daddi +#define PTR_ADDIU daddiu +#define PTR_SUB dsub +#define PTR_SUBU dsubu +#define PTR_L ld +#define PTR_S sd +#define PTR_LA dla +#define PTR_LI dli +#define PTR_SLL dsll +#define PTR_SLLV dsllv +#define PTR_SRL dsrl +#define PTR_SRLV dsrlv +#define PTR_SRA dsra +#define PTR_SRAV dsrav + +#define PTR_SCALESHIFT 3 + +#define PTR .dword +#define PTRSIZE 8 +#define PTRLOG 3 + +#define MFC0 dmfc0 +#define MTC0 dmtc0 +#else /* * Size of a register */ @@ -211,6 +299,7 @@ symbol = value #define MFC0 mfc0 #define MTC0 mtc0 +#endif #define SSNOP sll zero, zero, 1 |