/* * Math library * * Copyright (C) 2016 Intel Corporation. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * Neither the name of Intel Corporation nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * * Author Name * History: * 03-14-2016 Initial version. numerics svn rev. 12864 */ .file "ldexpf.c" .text ..TXTST0: # -- Begin ldexpf .text .align 16,0x90 .globl ldexpf ldexpf: # parameter 1: %xmm0 # parameter 2: %edi ..B1.1: .cfi_startproc ..___tag_value_ldexpf.1: ..L2: movl %edi, %r8d movss %xmm0, -8(%rsp) movzwl -6(%rsp), %eax movl %eax, %esi andl $32640, %esi shrl $7, %esi cmpl $255, %esi je ..B1.9 ..B1.2: xorb %dil, %dil testl %esi, %esi jne ..B1.5 ..B1.3: testl $8388607, -8(%rsp) je ..B1.9 ..B1.4: movss -8(%rsp), %xmm0 movb $1, %dil mulss .L_2il0floatpacket.0(%rip), %xmm0 movss %xmm0, -8(%rsp) movzwl -6(%rsp), %eax movl %eax, %esi andl $32640, %esi shrl $7, %esi addl $-25, %esi ..B1.5: movl $65536, %edx cmpl $65536, %r8d cmovg %edx, %r8d movl $-65536, %ecx cmpl $-65536, %r8d cmovle %ecx, %r8d lea (%rsi,%r8), %edx testl %edx, %edx jle ..B1.11 ..B1.6: cmpl $255, %edx jge ..B1.10 ..B1.7: movzbl %dl, %edx andl $-32641, %eax shll $7, %edx orl %edx, %eax movw %ax, -6(%rsp) movss -8(%rsp), %xmm0 ..B1.8: ret ..B1.9: movss -8(%rsp), %xmm0 ret ..B1.10: movb -5(%rsp), %al lea _large_value_32(%rip), %rdx andb $-128, %al shrb $7, %al movzbl %al, %ecx movss (%rdx,%rcx,4), %xmm0 mulss .L_2il0floatpacket.1(%rip), %xmm0 ret ..B1.11: cmpl $-23, %edx jl ..B1.15 ..B1.12: andl $-32641, %eax lea 25(%rsi,%r8), %edx movzbl %dl, %edx shll $7, %edx orl %edx, %eax movw %ax, -6(%rsp) testb %dil, %dil movss -8(%rsp), %xmm0 mulss .L_2il0floatpacket.3(%rip), %xmm0 je ..B1.14 ..B1.13: testl %r8d, %r8d jl ..B1.8 ..B1.14: ret ..B1.15: movb -5(%rsp), %al lea _small_value_32(%rip), %rdx andb $-128, %al shrb $7, %al movzbl %al, %ecx movss (%rdx,%rcx,4), %xmm0 mulss .L_2il0floatpacket.2(%rip), %xmm0 ret .align 16,0x90 .cfi_endproc .type ldexpf,@function .size ldexpf,.-ldexpf .data # -- End ldexpf .section .rodata, "a" .align 4 .align 4 .L_2il0floatpacket.0: .long 0x4c000000 .type .L_2il0floatpacket.0,@object .size .L_2il0floatpacket.0,4 .align 4 .L_2il0floatpacket.1: .long 0x71800000 .type .L_2il0floatpacket.1,@object .size .L_2il0floatpacket.1,4 .align 4 .L_2il0floatpacket.2: .long 0x0d800000 .type .L_2il0floatpacket.2,@object .size .L_2il0floatpacket.2,4 .align 4 .L_2il0floatpacket.3: .long 0x33000000 .type .L_2il0floatpacket.3,@object .size .L_2il0floatpacket.3,4 .align 4 _large_value_32: .long 1904214016 .long 4051697664 .type _large_value_32,@object .size _large_value_32,8 .align 4 _small_value_32: .long 226492416 .long 2373976064 .type _small_value_32,@object .size _small_value_32,8 .data .section .note.GNU-stack, "" // -- Begin DWARF2 SEGMENT .eh_frame .section .eh_frame,"a",@progbits .eh_frame_seg: .align 1 # End