diff options
Diffstat (limited to 'tests/tcg/xtensa/fpu.h')
| -rw-r--r-- | tests/tcg/xtensa/fpu.h | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/tests/tcg/xtensa/fpu.h b/tests/tcg/xtensa/fpu.h new file mode 100644 index 0000000000..42e3217473 --- /dev/null +++ b/tests/tcg/xtensa/fpu.h @@ -0,0 +1,142 @@ +#if XCHAL_HAVE_DFP || XCHAL_HAVE_FP_DIV +#define DFPU 1 +#else +#define DFPU 0 +#endif + +#define FCR_RM_NEAREST 0 +#define FCR_RM_TRUNC 1 +#define FCR_RM_CEIL 2 +#define FCR_RM_FLOOR 3 + +#define FSR__ 0x00000000 +#define FSR_I 0x00000080 +#define FSR_U 0x00000100 +#define FSR_O 0x00000200 +#define FSR_Z 0x00000400 +#define FSR_V 0x00000800 + +#define FSR_UI (FSR_U | FSR_I) +#define FSR_OI (FSR_O | FSR_I) + +#define F32_0 0x00000000 +#define F32_0_5 0x3f000000 +#define F32_1 0x3f800000 +#define F32_MAX 0x7f7fffff +#define F32_PINF 0x7f800000 +#define F32_NINF 0xff800000 + +#define F32_DNAN 0x7fc00000 +#define F32_SNAN(v) (0x7f800000 | (v)) +#define F32_QNAN(v) (0x7fc00000 | (v)) + +#define F32_MINUS 0x80000000 + +#define F64_0 0x0000000000000000 +#define F64_MIN_NORM 0x0010000000000000 +#define F64_1 0x3ff0000000000000 +#define F64_MAX_2 0x7fe0000000000000 +#define F64_MAX 0x7fefffffffffffff +#define F64_PINF 0x7ff0000000000000 +#define F64_NINF 0xfff0000000000000 + +#define F64_DNAN 0x7ff8000000000000 +#define F64_SNAN(v) (0x7ff0000000000000 | (v)) +#define F64_QNAN(v) (0x7ff8000000000000 | (v)) + +#define F64_MINUS 0x8000000000000000 + +.macro test_op1_rm op, fr0, fr1, v0, r, sr + movi a2, 0 + wur a2, fsr + movfp \fr0, \v0 + \op \fr1, \fr0 + check_res \fr1, \r, \sr +.endm + +.macro test_op2_rm op, fr0, fr1, fr2, v0, v1, r, sr + movi a2, 0 + wur a2, fsr + movfp \fr0, \v0 + movfp \fr1, \v1 + \op \fr2, \fr0, \fr1 + check_res \fr2, \r, \sr +.endm + +.macro test_op3_rm op, fr0, fr1, fr2, fr3, v0, v1, v2, r, sr + movi a2, 0 + wur a2, fsr + movfp \fr0, \v0 + movfp \fr1, \v1 + movfp \fr2, \v2 + \op \fr0, \fr1, \fr2 + check_res \fr3, \r, \sr +.endm + +.macro test_op1_ex op, fr0, fr1, v0, rm, r, sr + movi a2, \rm + wur a2, fcr + test_op1_rm \op, \fr0, \fr1, \v0, \r, \sr + movi a2, (\rm) | 0x7c + wur a2, fcr + test_op1_rm \op, \fr0, \fr1, \v0, \r, \sr +.endm + +.macro test_op2_ex op, fr0, fr1, fr2, v0, v1, rm, r, sr + movi a2, \rm + wur a2, fcr + test_op2_rm \op, \fr0, \fr1, \fr2, \v0, \v1, \r, \sr + movi a2, (\rm) | 0x7c + wur a2, fcr + test_op2_rm \op, \fr0, \fr1, \fr2, \v0, \v1, \r, \sr +.endm + +.macro test_op3_ex op, fr0, fr1, fr2, fr3, v0, v1, v2, rm, r, sr + movi a2, \rm + wur a2, fcr + test_op3_rm \op, \fr0, \fr1, \fr2, \fr3, \v0, \v1, \v2, \r, \sr + movi a2, (\rm) | 0x7c + wur a2, fcr + test_op3_rm \op, \fr0, \fr1, \fr2, \fr3, \v0, \v1, \v2, \r, \sr +.endm + +.macro test_op1 op, fr0, fr1, v0, r0, r1, r2, r3, sr0, sr1, sr2, sr3 + test_op1_ex \op, \fr0, \fr1, \v0, 0, \r0, \sr0 + test_op1_ex \op, \fr0, \fr1, \v0, 1, \r1, \sr1 + test_op1_ex \op, \fr0, \fr1, \v0, 2, \r2, \sr2 + test_op1_ex \op, \fr0, \fr1, \v0, 3, \r3, \sr3 +.endm + +.macro test_op2 op, fr0, fr1, fr2, v0, v1, r0, r1, r2, r3, sr0, sr1, sr2, sr3 + test_op2_ex \op, \fr0, \fr1, \fr2, \v0, \v1, 0, \r0, \sr0 + test_op2_ex \op, \fr0, \fr1, \fr2, \v0, \v1, 1, \r1, \sr1 + test_op2_ex \op, \fr0, \fr1, \fr2, \v0, \v1, 2, \r2, \sr2 + test_op2_ex \op, \fr0, \fr1, \fr2, \v0, \v1, 3, \r3, \sr3 +.endm + +.macro test_op3 op, fr0, fr1, fr2, fr3, v0, v1, v2, r0, r1, r2, r3, sr0, sr1, sr2, sr3 + test_op3_ex \op, \fr0, \fr1, \fr2, \fr3, \v0, \v1, \v2, 0, \r0, \sr0 + test_op3_ex \op, \fr0, \fr1, \fr2, \fr3, \v0, \v1, \v2, 1, \r1, \sr1 + test_op3_ex \op, \fr0, \fr1, \fr2, \fr3, \v0, \v1, \v2, 2, \r2, \sr2 + test_op3_ex \op, \fr0, \fr1, \fr2, \fr3, \v0, \v1, \v2, 3, \r3, \sr3 +.endm + +.macro test_op2_cpe op + set_vector kernel, 2f + movi a2, 0 + wsr a2, cpenable +1: + \op f2, f0, f1 + test_fail +2: + rsr a2, excvaddr + movi a3, 1b + assert eq, a2, a3 + rsr a2, exccause + movi a3, 32 + assert eq, a2, a3 + + set_vector kernel, 0 + movi a2, 1 + wsr a2, cpenable +.endm |