Re: [for-2.6 PATCH 1/3] target-i386: Define structs for layout of xsave area

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On 28/11/2015 20:56, Eduardo Habkost wrote:
> +/* Ext. save area 2: AVX State */
> +typedef struct XSaveAVX {
> +    uint64_t ymmh[16][2];
> +} XSaveAVX;
> +

Because this is always little endian, I would write it as uint8_t[16][16].

> +/* Ext. save area 6: ZMM_Hi256 */
> +typedef struct XSaveZMM_Hi256 {
> +    uint64_t zmm_hi256[16][4];
> +} XSaveZMM_Hi256;

Same here (uint8_t[16][32]).

> +/* Ext. save area 7: Hi16_ZMM */
> +typedef struct XSaveHi16_ZMM {
> +    XMMReg hi16_zmm[16];
> +} XSaveHi16_ZMM;

This is uint8_t[16][64] or uint64_t[16][8].

Paolo
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