fpu.h (3991B)
1#if XCHAL_HAVE_DFP || XCHAL_HAVE_FP_DIV 2#define DFPU 1 3#else 4#define DFPU 0 5#endif 6 7#define FCR_RM_NEAREST 0 8#define FCR_RM_TRUNC 1 9#define FCR_RM_CEIL 2 10#define FCR_RM_FLOOR 3 11 12#define FSR__ 0x00000000 13#define FSR_I 0x00000080 14#define FSR_U 0x00000100 15#define FSR_O 0x00000200 16#define FSR_Z 0x00000400 17#define FSR_V 0x00000800 18 19#define FSR_UI (FSR_U | FSR_I) 20#define FSR_OI (FSR_O | FSR_I) 21 22#define F32_0 0x00000000 23#define F32_0_5 0x3f000000 24#define F32_1 0x3f800000 25#define F32_MAX 0x7f7fffff 26#define F32_PINF 0x7f800000 27#define F32_NINF 0xff800000 28 29#define F32_DNAN 0x7fc00000 30#define F32_SNAN(v) (0x7f800000 | (v)) 31#define F32_QNAN(v) (0x7fc00000 | (v)) 32 33#define F32_MINUS 0x80000000 34 35#define F64_0 0x0000000000000000 36#define F64_MIN_NORM 0x0010000000000000 37#define F64_1 0x3ff0000000000000 38#define F64_MAX_2 0x7fe0000000000000 39#define F64_MAX 0x7fefffffffffffff 40#define F64_PINF 0x7ff0000000000000 41#define F64_NINF 0xfff0000000000000 42 43#define F64_DNAN 0x7ff8000000000000 44#define F64_SNAN(v) (0x7ff0000000000000 | (v)) 45#define F64_QNAN(v) (0x7ff8000000000000 | (v)) 46 47#define F64_MINUS 0x8000000000000000 48 49.macro test_op1_rm op, fr0, fr1, v0, r, sr 50 movi a2, 0 51 wur a2, fsr 52 movfp \fr0, \v0 53 \op \fr1, \fr0 54 check_res \fr1, \r, \sr 55.endm 56 57.macro test_op2_rm op, fr0, fr1, fr2, v0, v1, r, sr 58 movi a2, 0 59 wur a2, fsr 60 movfp \fr0, \v0 61 movfp \fr1, \v1 62 \op \fr2, \fr0, \fr1 63 check_res \fr2, \r, \sr 64.endm 65 66.macro test_op3_rm op, fr0, fr1, fr2, fr3, v0, v1, v2, r, sr 67 movi a2, 0 68 wur a2, fsr 69 movfp \fr0, \v0 70 movfp \fr1, \v1 71 movfp \fr2, \v2 72 \op \fr0, \fr1, \fr2 73 check_res \fr3, \r, \sr 74.endm 75 76.macro test_op1_ex op, fr0, fr1, v0, rm, r, sr 77 movi a2, \rm 78 wur a2, fcr 79 test_op1_rm \op, \fr0, \fr1, \v0, \r, \sr 80 movi a2, (\rm) | 0x7c 81 wur a2, fcr 82 test_op1_rm \op, \fr0, \fr1, \v0, \r, \sr 83.endm 84 85.macro test_op2_ex op, fr0, fr1, fr2, v0, v1, rm, r, sr 86 movi a2, \rm 87 wur a2, fcr 88 test_op2_rm \op, \fr0, \fr1, \fr2, \v0, \v1, \r, \sr 89 movi a2, (\rm) | 0x7c 90 wur a2, fcr 91 test_op2_rm \op, \fr0, \fr1, \fr2, \v0, \v1, \r, \sr 92.endm 93 94.macro test_op3_ex op, fr0, fr1, fr2, fr3, v0, v1, v2, rm, r, sr 95 movi a2, \rm 96 wur a2, fcr 97 test_op3_rm \op, \fr0, \fr1, \fr2, \fr3, \v0, \v1, \v2, \r, \sr 98 movi a2, (\rm) | 0x7c 99 wur a2, fcr 100 test_op3_rm \op, \fr0, \fr1, \fr2, \fr3, \v0, \v1, \v2, \r, \sr 101.endm 102 103.macro test_op1 op, fr0, fr1, v0, r0, r1, r2, r3, sr0, sr1, sr2, sr3 104 test_op1_ex \op, \fr0, \fr1, \v0, 0, \r0, \sr0 105 test_op1_ex \op, \fr0, \fr1, \v0, 1, \r1, \sr1 106 test_op1_ex \op, \fr0, \fr1, \v0, 2, \r2, \sr2 107 test_op1_ex \op, \fr0, \fr1, \v0, 3, \r3, \sr3 108.endm 109 110.macro test_op2 op, fr0, fr1, fr2, v0, v1, r0, r1, r2, r3, sr0, sr1, sr2, sr3 111 test_op2_ex \op, \fr0, \fr1, \fr2, \v0, \v1, 0, \r0, \sr0 112 test_op2_ex \op, \fr0, \fr1, \fr2, \v0, \v1, 1, \r1, \sr1 113 test_op2_ex \op, \fr0, \fr1, \fr2, \v0, \v1, 2, \r2, \sr2 114 test_op2_ex \op, \fr0, \fr1, \fr2, \v0, \v1, 3, \r3, \sr3 115.endm 116 117.macro test_op3 op, fr0, fr1, fr2, fr3, v0, v1, v2, r0, r1, r2, r3, sr0, sr1, sr2, sr3 118 test_op3_ex \op, \fr0, \fr1, \fr2, \fr3, \v0, \v1, \v2, 0, \r0, \sr0 119 test_op3_ex \op, \fr0, \fr1, \fr2, \fr3, \v0, \v1, \v2, 1, \r1, \sr1 120 test_op3_ex \op, \fr0, \fr1, \fr2, \fr3, \v0, \v1, \v2, 2, \r2, \sr2 121 test_op3_ex \op, \fr0, \fr1, \fr2, \fr3, \v0, \v1, \v2, 3, \r3, \sr3 122.endm 123 124.macro test_op2_cpe op 125 set_vector kernel, 2f 126 movi a2, 0 127 wsr a2, cpenable 1281: 129 \op f2, f0, f1 130 test_fail 1312: 132 rsr a2, excvaddr 133 movi a3, 1b 134 assert eq, a2, a3 135 rsr a2, exccause 136 movi a3, 32 137 assert eq, a2, a3 138 139 set_vector kernel, 0 140 movi a2, 1 141 wsr a2, cpenable 142.endm