Server : Apache System : Linux server2.corals.io 4.18.0-348.2.1.el8_5.x86_64 #1 SMP Mon Nov 15 09:17:08 EST 2021 x86_64 User : corals ( 1002) PHP Version : 7.4.33 Disable Function : exec,passthru,shell_exec,system Directory :  /usr/lib/modules/4.18.0-348.2.1.el8_5.x86_64/source/arch/x86/include/asm/fpu/

Upload File : current_dir [ Writeable ] document_root [ Writeable ]

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_FPU_XCR_H
#define _ASM_X86_FPU_XCR_H

/*
 * MXCSR and XCR definitions:
 */

static inline void ldmxcsr(u32 mxcsr)
{
	asm volatile("ldmxcsr %0" :: "m" (mxcsr));
}

extern unsigned int mxcsr_feature_mask;

#define XCR_XFEATURE_ENABLED_MASK	0x00000000

static inline u64 xgetbv(u32 index)
{
	u32 eax, edx;

	asm volatile("xgetbv" : "=a" (eax), "=d" (edx) : "c" (index));
	return eax + ((u64)edx << 32);
}

static inline void xsetbv(u32 index, u64 value)
{
	u32 eax = value;
	u32 edx = value >> 32;

	asm volatile("xsetbv" :: "a" (eax), "d" (edx), "c" (index));
}

#endif /* _ASM_X86_FPU_XCR_H */