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https://github.com/FEX-Emu/FEX.git
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44 lines
1.0 KiB
NASM
44 lines
1.0 KiB
NASM
%ifdef CONFIG
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{
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"HostFeatures": ["AVX"],
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"RegData": {
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"XMM2": ["0x00000040FFFF8000", "0xFFFF800000000040", "0x0000000000000000", "0x0000000000000000"],
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"XMM3": ["0x00000040FFFF8000", "0xFFFF800000000040", "0x0000000000000000", "0x0000000000000000"],
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"XMM4": ["0x00000040FFFF8000", "0xFFFF800000000040", "0x00000040FFFF8000", "0xFFFF800000000040"],
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"XMM5": ["0x00000040FFFF8000", "0xFFFF800000000040", "0x00000040FFFF8000", "0xFFFF800000000040"]
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},
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"MemoryRegions": {
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"0x100000000": "4096"
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}
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}
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%endif
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lea rdx, [rel .data]
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; 32bit signed -> 16bit signed (saturated)
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; input > 0x7FFF(SHRT_MAX, 32767) = 0x7FFF(SHRT_MAX, 32767)
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; input < 0x8000(-32767) = 0x8000
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vmovapd ymm0, [rdx]
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vmovapd ymm1, [rdx + 32]
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vpackssdw xmm2, xmm0, [rdx + 32]
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vpackssdw xmm3, xmm0, xmm1
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vpackssdw ymm4, ymm0, [rdx + 32]
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vpackssdw ymm5, ymm0, ymm1
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hlt
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align 32
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.data:
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dq 0xFFFFFFFF80000000
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dq 0x0000000000000040
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dq 0xFFFFFFFF80000000
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dq 0x0000000000000040
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dq 0x0000000000000040
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dq 0xFFFFFFFF80000000
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dq 0x0000000000000040
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dq 0xFFFFFFFF80000000
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