mirror of
https://github.com/FEX-Emu/FEX.git
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148 lines
3.5 KiB
NASM
148 lines
3.5 KiB
NASM
%ifdef CONFIG
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{
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"HostFeatures": ["AVX"],
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"RegData": {
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"XMM0": ["0x00060F000F000D01", "0x0000000000070007", "0x0000000000000000", "0x0000000000000000"],
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"XMM1": ["0x3111313131311111", "0x0000000000313131", "0x0000000000000000", "0x0000000000000000"],
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"XMM2": ["0x005A0041007A0061", "0x55AACCBBFF220000", "0xAAAAAAAAAAAAAAAA", "0xBBBBBBBBBBBBBBBB"],
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"XMM3": ["0x006500200027003F", "0x00210065004F0065", "0x8888888888888888", "0x9999999999999999"]
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}
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}
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%endif
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; Adjusts the result from LAHF and SETO so that we have a set of flags organized
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; like [OF, SF, ZF, AF, PF, CF] for storing into the .flags region
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; of memory.
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;
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; The first parameter is the byte offset to store the flag result
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; at in the .flags region of memory.
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;
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%macro ArrangeAndStoreFLAGS 1
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lahf
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seto bl
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movzx bx, bl
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shr ax, 8
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shl bx, 5
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mov di, ax
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mov si, ax
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; Mask and shift
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and di, 0b0000_0000_0000_0100 ; PF
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and si, 0b0000_0000_0001_0000 ; AF
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shr di, 1
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shr si, 2
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; OR all of them together
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or bx, di
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or bx, si
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; Reclaim DI for getting ZF/SF and shift into place
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mov di, ax
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and di, 0b0000_0000_1100_0000 ; ZF and SF
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shr di, 3
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; Finally mask and OR all of the bits together
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and ax, 0b0000_0000_0000_0001 ; CF
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or bx, ax
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or bx, di
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; Store result to .flags memory
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mov [rel .flags + %1], bl
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%endmacro
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; Performs the string comparison and moves the result from RCX to
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; a region of memory in the .indices section specified by a byte
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; offset.
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;
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; The first parameter is the byte offset to store the RCX result to.
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; The second parameter is the control values to pass to vpcmpistri
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;
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%macro CompareAndStore 2
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vpcmpistri xmm2, xmm3, %2
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mov [rel .indices + %1], cl
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ArrangeAndStoreFLAGS %1
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%endmacro
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vmovaps ymm2, [rel .data]
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vmovaps ymm3, [rel .data + 32]
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; Range unsigned byte check (lsb, positive polarity)
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CompareAndStore 0, 0b00000100
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; Range unsigned byte check (msb, positive polarity)
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CompareAndStore 1, 0b01000100
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; Range unsigned byte check (lsb, negative polarity)
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CompareAndStore 2, 0b00010100
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; Range unsigned byte check (msb, negative polarity)
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CompareAndStore 3, 0b01010100
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; Range unsigned byte check (lsb, negative masked)
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CompareAndStore 4, 0b00110100
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; Range unsigned byte check (msb, negative masked)
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CompareAndStore 5, 0b01110100
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; --- 16-bit unsigned word tests ---
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vmovaps ymm2, [rel .data16]
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vmovaps ymm3, [rel .data16 + 32]
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; Range unsigned word check (msb, positive polarity)
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CompareAndStore 6, 0b01000101
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; Range unsigned word check (lsb, negative polarity)
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CompareAndStore 7, 0b00010101
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; Range unsigned word check (msb, negative polarity)
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CompareAndStore 8, 0b01010101
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; Range unsigned word check (lsb, negative masked)
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CompareAndStore 9, 0b00110101
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; Range unsigned word check (msb, negative masked)
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CompareAndStore 10, 0b01110101
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; Load all our stored indices and flags for result comparing
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vmovaps ymm0, [rel .indices]
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vmovaps ymm1, [rel .flags]
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hlt
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align 32
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.data:
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dq 0x998877005A417A61 ; "azAZ" (followed by junk)
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dq 0x55AACCBBFF223344
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dq 0xFFFFFFFFFFFFFFFF
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dq 0xEEEEEEEEEEEEEEEE
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dq 0x726548206D27493F ; "?I'm Her"
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dq 0x21216E65704F2065 ; "e Open!!"
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dq 0xFFFFFFFFFFFFFFFF
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dq 0xEEEEEEEEEEEEEEEE
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.data16:
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dq 0x005A0041007A0061 ; "azAZ"
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dq 0x55AACCBBFF220000
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dq 0xAAAAAAAAAAAAAAAA
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dq 0xBBBBBBBBBBBBBBBB
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dq 0x006500200027003F ; "?' e"
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dq 0x00210065004F0065 ; "eOen!"
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dq 0x8888888888888888
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dq 0x9999999999999999
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.indices:
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dq 0x0000000000000000
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dq 0x0000000000000000
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dq 0x0000000000000000
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dq 0x0000000000000000
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.flags:
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dq 0x0000000000000000
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dq 0x0000000000000000
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dq 0x0000000000000000
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dq 0x0000000000000000
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