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85 lines
3.2 KiB
NASM
85 lines
3.2 KiB
NASM
%ifdef CONFIG
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{
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"RegData": {
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"XMM0": ["0x782366128a6789f2", "0xf881"],
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"XMM1": ["0xa56724426b4c72f1", "0xd415"],
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"XMM2": ["0xb76472a37404b890", "0x10ad"],
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"XMM3": ["0xb9533de8ad0967d2", "0xb615"],
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"XMM4": ["0x30ae762c30b556de", "0x9af3"],
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"XMM5": ["0xe86b2b5774313a97", "0x1f6d"],
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"XMM6": ["0x48510f254d2fa47f", "0x4886"],
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"XMM7": ["0", "0"]
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}
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}
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%endif
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; FEX had a bug where fxsave wasn't storing x87 registers in the correct order.
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; Init x87
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fninit
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; Load registers with zero
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times 8 fldz
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; Empty them
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times 8 ffreep st0
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; Load seven of them with random data
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fld tword [rel .random_data + (0 * 10)]
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fld tword [rel .random_data + (1 * 10)]
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fld tword [rel .random_data + (2 * 10)]
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fld tword [rel .random_data + (3 * 10)]
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fld tword [rel .random_data + (4 * 10)]
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fld tword [rel .random_data + (5 * 10)]
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fld tword [rel .random_data + (6 * 10)]
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; Save the data
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fxsave [rel .save_data]
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; Load the x87 register data in to vectors for testing.
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movups xmm0, [rel .save_data + 0x20 + (0 * 16)]
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movups xmm1, [rel .save_data + 0x20 + (1 * 16)]
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movups xmm2, [rel .save_data + 0x20 + (2 * 16)]
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movups xmm3, [rel .save_data + 0x20 + (3 * 16)]
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movups xmm4, [rel .save_data + 0x20 + (4 * 16)]
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movups xmm5, [rel .save_data + 0x20 + (5 * 16)]
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movups xmm6, [rel .save_data + 0x20 + (6 * 16)]
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movups xmm7, [rel .save_data + 0x20 + (7 * 16)]
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pand xmm0, [rel .x87_mask]
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pand xmm1, [rel .x87_mask]
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pand xmm2, [rel .x87_mask]
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pand xmm3, [rel .x87_mask]
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pand xmm4, [rel .x87_mask]
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pand xmm5, [rel .x87_mask]
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pand xmm6, [rel .x87_mask]
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pand xmm7, [rel .x87_mask]
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hlt
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align 4096
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.save_data:
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times 64 dq 0
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.x87_mask:
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dq 0xffff_ffff_ffff_ffff, 0xffff
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align 16
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; 256bytes of random data
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.random_data:
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db 0x7f, 0xa4, 0x2f, 0x4d, 0x25, 0x0f, 0x51, 0x48, 0x86, 0x48, 0x97, 0x3a, 0x31, 0x74, 0x57, 0x2b
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db 0x6b, 0xe8, 0x6d, 0x1f, 0xde, 0x56, 0xb5, 0x30, 0x2c, 0x76, 0xae, 0x30, 0xf3, 0x9a, 0xd2, 0x67
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db 0x09, 0xad, 0xe8, 0x3d, 0x53, 0xb9, 0x15, 0xb6, 0x90, 0xb8, 0x04, 0x74, 0xa3, 0x72, 0x64, 0xb7
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db 0xad, 0x10, 0xf1, 0x72, 0x4c, 0x6b, 0x42, 0x24, 0x67, 0xa5, 0x15, 0xd4, 0xf2, 0x89, 0x67, 0x8a
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db 0x12, 0x66, 0x23, 0x78, 0x81, 0xf8, 0x96, 0x89, 0xa9, 0xa2, 0x3c, 0x3d, 0x82, 0x6b, 0xa2, 0x19
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db 0xb0, 0x12, 0x97, 0x68, 0xab, 0x58, 0xf6, 0x00, 0x72, 0x19, 0xd2, 0x1e, 0x03, 0x9d, 0x7d, 0xc9
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db 0xc8, 0x55, 0xdf, 0x98, 0x22, 0x43, 0x86, 0x1c, 0xcc, 0xe9, 0x1b, 0x89, 0xda, 0xfe, 0x9b, 0xb2
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db 0x47, 0x21, 0x0f, 0x71, 0x28, 0xbd, 0xb0, 0x88, 0x38, 0xac, 0xb5, 0x7f, 0x88, 0x5e, 0xe9, 0xc4
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db 0xe4, 0x5b, 0x3e, 0xd0, 0x2a, 0x8c, 0xdf, 0xa7, 0xea, 0x95, 0xd3, 0xc2, 0xee, 0xd1, 0x70, 0x6c
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db 0x18, 0x77, 0xc1, 0x38, 0x7b, 0xfc, 0xa9, 0x58, 0x92, 0xe8, 0xc6, 0xcd, 0x07, 0x5d, 0x3d, 0x76
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db 0xf4, 0x4c, 0x5b, 0x25, 0x7f, 0x9b, 0x02, 0x41, 0x78, 0x39, 0x9e, 0x3e, 0x4c, 0xa2, 0x79, 0xca
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db 0x1c, 0xe9, 0xf2, 0x9a, 0xaf, 0x6d, 0xfa, 0x57, 0x10, 0xc7, 0xfd, 0x5f, 0x20, 0x80, 0xf5, 0x65
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db 0x3c, 0x77, 0xfb, 0xa8, 0xdf, 0x94, 0x16, 0x4f, 0xc0, 0x78, 0x00, 0x76, 0x03, 0x8c, 0x82, 0x10
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db 0x7f, 0x07, 0xe0, 0x02, 0x92, 0xbb, 0xf9, 0x2e, 0xfa, 0x3d, 0x88, 0xc8, 0x24, 0x27, 0xa6, 0x1e
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db 0x04, 0x90, 0xf6, 0xf8, 0x76, 0x0a, 0x4c, 0x94, 0xbc, 0xb7, 0x8d, 0x8b, 0xf9, 0x65, 0xf5, 0x07
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db 0x7f, 0xc1, 0x37, 0x78, 0xa1, 0x1f, 0xc4, 0x10, 0x6c, 0x29, 0x5e, 0x7e, 0x32, 0x24, 0x92, 0x09
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