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Diffstat (limited to 'runtime/ia32/i64_sdiv.s')
| -rw-r--r-- | runtime/ia32/i64_sdiv.s | 77 |
1 files changed, 0 insertions, 77 deletions
diff --git a/runtime/ia32/i64_sdiv.s b/runtime/ia32/i64_sdiv.s deleted file mode 100644 index c2a2d5f..0000000 --- a/runtime/ia32/i64_sdiv.s +++ /dev/null @@ -1,77 +0,0 @@ -# ***************************************************************** -# -# The Compcert verified compiler -# -# Xavier Leroy, INRIA Paris-Rocquencourt -# -# Copyright (c) 2013 Institut National de Recherche en Informatique et -# en Automatique. -# -# 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 the <organization> 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 <COPYRIGHT -# HOLDER> 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. -# -# ********************************************************************* - -# Helper functions for 64-bit integer arithmetic. IA32 version. - - .text - -# Signed division - - .globl __i64_sdiv - .balign 16 -__i64_sdiv: - pushl %ebp - pushl %esi - pushl %edi - movl 20(%esp), %esi # esi = NH - movl %esi, %ebp # save sign of N in ebp - testl %esi, %esi - jge 1f # if N < 0, - negl 16(%esp) # N = -N - adcl $0, %esi - negl %esi - movl %esi, 20(%esp) -1: movl 28(%esp), %esi # esi = DH - xorl %esi, %ebp # sign of result in ebp - testl %esi, %esi - jge 2f # if D < 0, - negl 24(%esp) # D = -D - adcl $0, %esi - negl %esi - movl %esi, 28(%esp) -2: call __i64_udivmod - testl %ebp, %ebp # apply sign to result - jge 3f - negl %esi - adcl $0, %edi - negl %edi -3: movl %esi, %eax - movl %edi, %edx - popl %edi - popl %esi - popl %ebp - ret - .type __i64_sdiv, @function - .size __i64_sdiv, . - __i64_sdiv - |