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e95ef43181
DFPU arithmetic opcodes update FSR flags. Add FSR parameters and expected FSR register values for the arithmetic tests. Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
143 lines
3.9 KiB
C
143 lines
3.9 KiB
C
#if XCHAL_HAVE_DFP || XCHAL_HAVE_FP_DIV
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#define DFPU 1
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#else
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#define DFPU 0
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#endif
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#define FCR_RM_NEAREST 0
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#define FCR_RM_TRUNC 1
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#define FCR_RM_CEIL 2
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#define FCR_RM_FLOOR 3
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#define FSR__ 0x00000000
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#define FSR_I 0x00000080
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#define FSR_U 0x00000100
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#define FSR_O 0x00000200
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#define FSR_Z 0x00000400
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#define FSR_V 0x00000800
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#define FSR_UI (FSR_U | FSR_I)
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#define FSR_OI (FSR_O | FSR_I)
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#define F32_0 0x00000000
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#define F32_0_5 0x3f000000
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#define F32_1 0x3f800000
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#define F32_MAX 0x7f7fffff
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#define F32_PINF 0x7f800000
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#define F32_NINF 0xff800000
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#define F32_DNAN 0x7fc00000
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#define F32_SNAN(v) (0x7f800000 | (v))
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#define F32_QNAN(v) (0x7fc00000 | (v))
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#define F32_MINUS 0x80000000
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#define F64_0 0x0000000000000000
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#define F64_MIN_NORM 0x0010000000000000
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#define F64_1 0x3ff0000000000000
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#define F64_MAX_2 0x7fe0000000000000
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#define F64_MAX 0x7fefffffffffffff
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#define F64_PINF 0x7ff0000000000000
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#define F64_NINF 0xfff0000000000000
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#define F64_DNAN 0x7ff8000000000000
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#define F64_SNAN(v) (0x7ff0000000000000 | (v))
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#define F64_QNAN(v) (0x7ff8000000000000 | (v))
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#define F64_MINUS 0x8000000000000000
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.macro test_op1_rm op, fr0, fr1, v0, r, sr
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movi a2, 0
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wur a2, fsr
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movfp \fr0, \v0
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\op \fr1, \fr0
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check_res \fr1, \r, \sr
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.endm
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.macro test_op2_rm op, fr0, fr1, fr2, v0, v1, r, sr
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movi a2, 0
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wur a2, fsr
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movfp \fr0, \v0
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movfp \fr1, \v1
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\op \fr2, \fr0, \fr1
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check_res \fr2, \r, \sr
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.endm
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.macro test_op3_rm op, fr0, fr1, fr2, fr3, v0, v1, v2, r, sr
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movi a2, 0
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wur a2, fsr
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movfp \fr0, \v0
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movfp \fr1, \v1
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movfp \fr2, \v2
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\op \fr0, \fr1, \fr2
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check_res \fr3, \r, \sr
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.endm
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.macro test_op1_ex op, fr0, fr1, v0, rm, r, sr
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movi a2, \rm
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wur a2, fcr
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test_op1_rm \op, \fr0, \fr1, \v0, \r, \sr
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movi a2, (\rm) | 0x7c
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wur a2, fcr
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test_op1_rm \op, \fr0, \fr1, \v0, \r, \sr
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.endm
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.macro test_op2_ex op, fr0, fr1, fr2, v0, v1, rm, r, sr
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movi a2, \rm
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wur a2, fcr
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test_op2_rm \op, \fr0, \fr1, \fr2, \v0, \v1, \r, \sr
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movi a2, (\rm) | 0x7c
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wur a2, fcr
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test_op2_rm \op, \fr0, \fr1, \fr2, \v0, \v1, \r, \sr
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.endm
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.macro test_op3_ex op, fr0, fr1, fr2, fr3, v0, v1, v2, rm, r, sr
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movi a2, \rm
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wur a2, fcr
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test_op3_rm \op, \fr0, \fr1, \fr2, \fr3, \v0, \v1, \v2, \r, \sr
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movi a2, (\rm) | 0x7c
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wur a2, fcr
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test_op3_rm \op, \fr0, \fr1, \fr2, \fr3, \v0, \v1, \v2, \r, \sr
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.endm
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.macro test_op1 op, fr0, fr1, v0, r0, r1, r2, r3, sr0, sr1, sr2, sr3
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test_op1_ex \op, \fr0, \fr1, \v0, 0, \r0, \sr0
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test_op1_ex \op, \fr0, \fr1, \v0, 1, \r1, \sr1
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test_op1_ex \op, \fr0, \fr1, \v0, 2, \r2, \sr2
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test_op1_ex \op, \fr0, \fr1, \v0, 3, \r3, \sr3
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.endm
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.macro test_op2 op, fr0, fr1, fr2, v0, v1, r0, r1, r2, r3, sr0, sr1, sr2, sr3
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test_op2_ex \op, \fr0, \fr1, \fr2, \v0, \v1, 0, \r0, \sr0
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test_op2_ex \op, \fr0, \fr1, \fr2, \v0, \v1, 1, \r1, \sr1
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test_op2_ex \op, \fr0, \fr1, \fr2, \v0, \v1, 2, \r2, \sr2
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test_op2_ex \op, \fr0, \fr1, \fr2, \v0, \v1, 3, \r3, \sr3
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.endm
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.macro test_op3 op, fr0, fr1, fr2, fr3, v0, v1, v2, r0, r1, r2, r3, sr0, sr1, sr2, sr3
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test_op3_ex \op, \fr0, \fr1, \fr2, \fr3, \v0, \v1, \v2, 0, \r0, \sr0
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test_op3_ex \op, \fr0, \fr1, \fr2, \fr3, \v0, \v1, \v2, 1, \r1, \sr1
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test_op3_ex \op, \fr0, \fr1, \fr2, \fr3, \v0, \v1, \v2, 2, \r2, \sr2
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test_op3_ex \op, \fr0, \fr1, \fr2, \fr3, \v0, \v1, \v2, 3, \r3, \sr3
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.endm
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.macro test_op2_cpe op
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set_vector kernel, 2f
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movi a2, 0
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wsr a2, cpenable
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1:
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\op f2, f0, f1
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test_fail
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2:
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rsr a2, excvaddr
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movi a3, 1b
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assert eq, a2, a3
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rsr a2, exccause
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movi a3, 32
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assert eq, a2, a3
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set_vector kernel, 0
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movi a2, 1
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wsr a2, cpenable
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.endm
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