newlib-cygwin/winsup/cygwin/math/remquol.S

/**
 * This file has no copyright assigned and is placed in the Public Domain.
 * This file is part of the mingw-w64 runtime package.
 * No warranty is given; refer to the file DISCLAIMER.PD within this package.
 */
#include <_mingw_mac.h>

	.file	"remquol.S"
        .text
#ifdef __x86_64__
	.align 8
#else
	.align 4
#endif
.globl __MINGW_USYMBOL(remquol)
__MINGW_USYMBOL(remquol):
#ifdef __x86_64__
	pushq	%rcx
        fldt (%r8)
        fldt (%rdx)
1:	fprem1
        fstsw %ax
        sahf
        jp 1b
        fstp %st(1)
        movl %eax, %ecx
        shrl $8, %eax
        shrl $12, %ecx
        andl $4, %ecx
        andl $3, %eax
        orl %eax, %ecx
        movl $0xef2a60, %eax
	leal (%ecx,%ecx,2),%ecx
        shrl %cl, %eax
        andl $7, %eax
        movl 8(%rdx), %edx
        xorl 8(%r8), %edx
        testl $0x8000, %edx
        jz 1f
        negl %eax
1:	movl %eax, (%r9)

	popq %rcx
	movq %rcx,%rax
	movq	$0,8(%rcx)
	fstpt	(%rcx)
        ret
#else
        fldt 4 +12(%esp)
        fldt 4(%esp)
1:	fprem1
        fstsw %ax
        sahf
        jp 1b
        fstp %st(1)
        movl %eax, %ecx
        shrl $8, %eax
        shrl $12, %ecx
        andl $4, %ecx
        andl $3, %eax
        orl %eax, %ecx
        movl $0xef2a60, %eax
	leal (%ecx,%ecx,2),%ecx
        shrl %cl, %eax
        andl $7, %eax
        movl 4 +12 +12(%esp), %ecx
        movl 4 +8(%esp), %edx
        xorl 4 +12 +8(%esp), %edx
        testl $0x8000, %edx
        jz 1f
        negl %eax
1:	movl %eax, (%ecx)

        ret
#endif