/** | |
* 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 "ceilf.S" | |
.text | |
.align 4 | |
.globl __MINGW_USYMBOL(ceilf) | |
.def __MINGW_USYMBOL(ceilf); .scl 2; .type 32; .endef | |
#ifdef _WIN64 | |
.seh_proc __MINGW_USYMBOL(ceilf) | |
#endif | |
__MINGW_USYMBOL(ceilf): | |
#ifdef _WIN64 | |
subq $24, %rsp | |
.seh_stackalloc 24 | |
.seh_endprologue | |
movd %xmm0, 12(%rsp) | |
movl 12(%rsp), %eax | |
movl %eax, %ecx | |
movl %eax, %edx | |
sarl $23, %ecx | |
andl $255, %ecx | |
subl $127, %ecx | |
cmpl $22, %ecx | |
jg .l4 | |
testl %ecx, %ecx | |
js .l5 | |
movl $8388607, %r8d | |
sarl %cl, %r8d | |
testl %eax, %r8d | |
je .l3 | |
addss .hugeval(%rip), %xmm0 | |
ucomiss .zeroval(%rip), %xmm0 | |
jbe .l2 | |
testl %eax, %eax | |
jle .l1 | |
movl $8388608, %eax | |
sarl %cl, %eax | |
addl %eax, %edx | |
.l1: | |
movl %r8d, %eax | |
notl %eax | |
andl %edx, %eax | |
.l2: | |
movl %eax, 8(%rsp) | |
movss 8(%rsp), %xmm0 | |
.l3: | |
addq $24, %rsp | |
ret | |
.p2align 4,,10 | |
.l4: | |
addl $-128, %ecx | |
jne .l3 | |
addss %xmm0, %xmm0 | |
addq $24, %rsp | |
ret | |
.p2align 4,,10 | |
.l5: | |
addss .hugeval(%rip), %xmm0 | |
ucomiss .zeroval(%rip), %xmm0 | |
jbe .islesseqzero | |
testl %eax, %eax | |
js .l6 | |
movl $1065353216, %edx | |
cmovne %edx, %eax | |
.islesseqzero: | |
movl %eax, 8(%rsp) | |
movss 8(%rsp), %xmm0 | |
addq $24, %rsp | |
ret | |
.p2align 4,,10 | |
.l6: | |
movl $-2147483648, 8(%rsp) | |
movss 8(%rsp), %xmm0 | |
addq $24, %rsp | |
ret | |
.seh_endproc | |
.section .rdata,"dr" | |
.align 4 | |
.hugeval: | |
.long 1900671690 | |
.align 4 | |
.zeroval: | |
.long 0 | |
#else | |
flds 4(%esp) | |
subl $8,%esp | |
fstcw 4(%esp) /* store fpu control word */ | |
/* We use here %edx although only the low 1 bits are defined. | |
But none of the operations should care and they are faster | |
than the 16 bit operations. */ | |
movl $0x0800,%edx /* round towards +oo */ | |
orl 4(%esp),%edx | |
andl $0xfbff,%edx | |
movl %edx,(%esp) | |
fldcw (%esp) /* load modified control word */ | |
frndint /* round */ | |
fldcw 4(%esp) /* restore original control word */ | |
addl $8,%esp | |
ret | |
#endif |