diff options
Diffstat (limited to 'runtime/ia32')
| -rw-r--r-- | runtime/ia32/i64_dtos.S | 60 | ||||
| -rw-r--r-- | runtime/ia32/i64_dtou.S | 88 | ||||
| -rw-r--r-- | runtime/ia32/i64_sar.S | 60 | ||||
| -rw-r--r-- | runtime/ia32/i64_sdiv.S | 74 | ||||
| -rw-r--r-- | runtime/ia32/i64_shl.S | 59 | ||||
| -rw-r--r-- | runtime/ia32/i64_shr.S | 59 | ||||
| -rw-r--r-- | runtime/ia32/i64_smod.S | 70 | ||||
| -rw-r--r-- | runtime/ia32/i64_smulh.S | 94 | ||||
| -rw-r--r-- | runtime/ia32/i64_stod.S | 49 | ||||
| -rw-r--r-- | runtime/ia32/i64_stof.S | 49 | ||||
| -rw-r--r-- | runtime/ia32/i64_udiv.S | 52 | ||||
| -rw-r--r-- | runtime/ia32/i64_udivmod.S | 104 | ||||
| -rw-r--r-- | runtime/ia32/i64_umod.S | 51 | ||||
| -rw-r--r-- | runtime/ia32/i64_umulh.S | 74 | ||||
| -rw-r--r-- | runtime/ia32/i64_utod.S | 55 | ||||
| -rw-r--r-- | runtime/ia32/i64_utof.S | 55 | ||||
| -rw-r--r-- | runtime/ia32/sysdeps.h | 75 | ||||
| -rw-r--r-- | runtime/ia32/vararg.S | 81 |
18 files changed, 0 insertions, 1209 deletions
diff --git a/runtime/ia32/i64_dtos.S b/runtime/ia32/i64_dtos.S deleted file mode 100644 index 3cc381bf..00000000 --- a/runtime/ia32/i64_dtos.S +++ /dev/null @@ -1,60 +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. - -#include "sysdeps.h" - -// Conversion float -> signed long - -FUNCTION(__i64_dtos) - subl $4, %esp - // Change rounding mode to "round towards zero" - fnstcw 0(%esp) - movw 0(%esp), %ax - movb $12, %ah - movw %ax, 2(%esp) - fldcw 2(%esp) - // Convert - fldl 8(%esp) - fistpll 8(%esp) - // Restore rounding mode - fldcw 0(%esp) - // Load result in edx:eax - movl 8(%esp), %eax - movl 12(%esp), %edx - addl $4, %esp - ret -ENDFUNCTION(__i64_dtos) - diff --git a/runtime/ia32/i64_dtou.S b/runtime/ia32/i64_dtou.S deleted file mode 100644 index 4903f847..00000000 --- a/runtime/ia32/i64_dtou.S +++ /dev/null @@ -1,88 +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. - -#include "sysdeps.h" - -// Conversion float -> unsigned long - -FUNCTION(__i64_dtou) - subl $4, %esp - // Compare argument with 2^63 - fldl 8(%esp) - flds LC1 - fucomp - fnstsw %ax - sahf - jbe 1f // branch if not (ARG < 2^63) - // Argument < 2^63: convert as is - // Change rounding mode to "round towards zero" - fnstcw 0(%esp) - movw 0(%esp), %ax - movb $12, %ah - movw %ax, 2(%esp) - fldcw 2(%esp) - // Convert - fistpll 8(%esp) - movl 8(%esp), %eax - movl 12(%esp), %edx - // Restore rounding mode - fldcw 0(%esp) - addl $4, %esp - ret - // Argument > 2^63: offset ARG by -2^63, then convert, then offset RES by 2^63 -1: fsubs LC1 - // Change rounding mode to "round towards zero" - fnstcw 0(%esp) - movw 0(%esp), %ax - movb $12, %ah - movw %ax, 2(%esp) - fldcw 2(%esp) - // Convert - fistpll 8(%esp) - movl 8(%esp), %eax - movl 12(%esp), %edx - // Offset result by 2^63 - addl $0x80000000, %edx - // Restore rounding mode - fldcw 0(%esp) - addl $4, %esp - ret - - .p2align 2 -LC1: .long 0x5f000000 // 2^63 in single precision - -ENDFUNCTION(__i64_dtou) -
\ No newline at end of file diff --git a/runtime/ia32/i64_sar.S b/runtime/ia32/i64_sar.S deleted file mode 100644 index cf2233b1..00000000 --- a/runtime/ia32/i64_sar.S +++ /dev/null @@ -1,60 +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. - -#include "sysdeps.h" - -// Shift right signed - -// Note: IA32 shift instructions treat their amount (in %cl) modulo 32 - -FUNCTION(__i64_sar) - movl 12(%esp), %ecx // ecx = shift amount, treated mod 64 - testb $32, %cl - jne 1f - // shift amount < 32 - movl 4(%esp), %eax - movl 8(%esp), %edx - shrdl %cl, %edx, %eax // eax = low(XH:XL >> amount) - sarl %cl, %edx // edx = XH >> amount (signed) - ret - // shift amount >= 32 -1: movl 8(%esp), %eax - movl %eax, %edx - sarl %cl, %eax // eax = XH >> (amount - 32) - sarl $31, %edx // edx = sign of X - ret -ENDFUNCTION(__i64_sar) - diff --git a/runtime/ia32/i64_sdiv.S b/runtime/ia32/i64_sdiv.S deleted file mode 100644 index f6551c7d..00000000 --- a/runtime/ia32/i64_sdiv.S +++ /dev/null @@ -1,74 +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. - -#include "sysdeps.h" - -// Signed division - -FUNCTION(__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 GLOB(__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 -ENDFUNCTION(__i64_sdiv) - diff --git a/runtime/ia32/i64_shl.S b/runtime/ia32/i64_shl.S deleted file mode 100644 index 1fabebce..00000000 --- a/runtime/ia32/i64_shl.S +++ /dev/null @@ -1,59 +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. - -#include "sysdeps.h" - -// Shift left - -// Note: IA32 shift instructions treat their amount (in %cl) modulo 32 - -FUNCTION(__i64_shl) - movl 12(%esp), %ecx // ecx = shift amount, treated mod 64 - testb $32, %cl - jne 1f - // shift amount < 32 - movl 4(%esp), %eax - movl 8(%esp), %edx - shldl %cl, %eax, %edx // edx = high(XH:XL << amount) - shll %cl, %eax // eax = XL << amount - ret - // shift amount >= 32 -1: movl 4(%esp), %edx - shll %cl, %edx // edx = XL << (amount - 32) - xorl %eax, %eax // eax = 0 - ret -ENDFUNCTION(__i64_shl) - diff --git a/runtime/ia32/i64_shr.S b/runtime/ia32/i64_shr.S deleted file mode 100644 index 34196f09..00000000 --- a/runtime/ia32/i64_shr.S +++ /dev/null @@ -1,59 +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. - -#include "sysdeps.h" - -// Shift right unsigned - -// Note: IA32 shift instructions treat their amount (in %cl) modulo 32 - -FUNCTION(__i64_shr) - movl 12(%esp), %ecx // ecx = shift amount, treated mod 64 - testb $32, %cl - jne 1f - // shift amount < 32 - movl 4(%esp), %eax - movl 8(%esp), %edx - shrdl %cl, %edx, %eax // eax = low(XH:XL >> amount) - shrl %cl, %edx // edx = XH >> amount - ret - // shift amount >= 32 -1: movl 8(%esp), %eax - shrl %cl, %eax // eax = XH >> (amount - 32) - xorl %edx, %edx // edx = 0 - ret -ENDFUNCTION(__i64_shr) - diff --git a/runtime/ia32/i64_smod.S b/runtime/ia32/i64_smod.S deleted file mode 100644 index 28f47ad4..00000000 --- a/runtime/ia32/i64_smod.S +++ /dev/null @@ -1,70 +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. - -#include "sysdeps.h" - -// Signed remainder - -FUNCTION(__i64_smod) - pushl %ebp - pushl %esi - pushl %edi - movl 20(%esp), %esi // esi = NH - movl %esi, %ebp // save sign of result 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 - testl %esi, %esi - jge 2f // if D < 0, - negl 24(%esp) // D = -D - adcl $0, %esi - negl %esi - movl %esi, 28(%esp) -2: call GLOB(__i64_udivmod) - testl %ebp, %ebp // apply sign to result - jge 3f - negl %eax - adcl $0, %edx - negl %edx -3: popl %edi - popl %esi - popl %ebp - ret -ENDFUNCTION(__i64_smod) diff --git a/runtime/ia32/i64_smulh.S b/runtime/ia32/i64_smulh.S deleted file mode 100644 index cc0f0167..00000000 --- a/runtime/ia32/i64_smulh.S +++ /dev/null @@ -1,94 +0,0 @@ -// ***************************************************************** -// -// The Compcert verified compiler -// -// Xavier Leroy, INRIA Paris -// -// Copyright (c) 2016 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. - -#include "sysdeps.h" - -// Multiply-high signed - -#define XL 12(%esp) -#define XH 16(%esp) -#define YL 20(%esp) -#define YH 24(%esp) - -// Hacker's Delight section 8.3: -// - compute high 64 bits of the unsigned product X * Y (see i64_umulh.S) -// - subtract X if Y < 0 -// - subtract Y if X < 0 - -FUNCTION(__i64_smulh) - pushl %esi - pushl %edi - movl XL, %eax - mull YL // EDX:EAX = 64-bit product XL.YL - movl %edx, %ecx - xorl %esi, %esi - xorl %edi, %edi // EDI:ESI:ECX accumulatesbits 127:32 of result - movl XH, %eax - mull YL // EDX:EAX = 64-bit product XH.YL - addl %eax, %ecx - adcl %edx, %esi - adcl $0, %edi - movl YH, %eax - mull XL // EDX:EAX = 64-bit product YH.XL - addl %eax, %ecx - adcl %edx, %esi - adcl $0, %edi - movl XH, %eax - mull YH // EDX:EAX = 64-bit product XH.YH - addl %eax, %esi - adcl %edx, %edi -// Here, EDI:ESI is the high 64 bits of the unsigned product X.Y - xorl %eax, %eax - xorl %edx, %edx - cmpl $0, XH - cmovl YL, %eax - cmovl YH, %edx // EDX:EAX = Y if X < 0, = 0 if X >= 0 - subl %eax, %esi - sbbl %edx, %edi // EDI:ESI -= Y if X < 0 - xorl %eax, %eax - xorl %edx, %edx - cmpl $0, YH - cmovl XL, %eax - cmovl XH, %edx // EDX:EAX = X if Y < 0, = 0 if Y >= 0 - subl %eax, %esi - sbbl %edx, %edi // EDI:ESI -= X if Y < 0 -// Now EDI:ESI contains the high 64 bits of the signed product X.Y - movl %esi, %eax - movl %edi, %edx - popl %edi - popl %esi - ret -ENDFUNCTION(__i64_smulh) diff --git a/runtime/ia32/i64_stod.S b/runtime/ia32/i64_stod.S deleted file mode 100644 index d020e2fc..00000000 --- a/runtime/ia32/i64_stod.S +++ /dev/null @@ -1,49 +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. - -#include "sysdeps.h" - -// Conversion signed long -> double-precision float - -FUNCTION(__i64_stod) - fildll 4(%esp) - ret - // The result is in extended precision (80 bits) and therefore - // exact (64 bits of mantissa). It will be rounded to double - // precision by the caller, when transferring the result - // to an XMM register or a 64-bit stack slot. -ENDFUNCTION(__i64_stod) - diff --git a/runtime/ia32/i64_stof.S b/runtime/ia32/i64_stof.S deleted file mode 100644 index 25b1d4f7..00000000 --- a/runtime/ia32/i64_stof.S +++ /dev/null @@ -1,49 +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. - -#include "sysdeps.h" - -// Conversion signed long -> single-precision float - -FUNCTION(__i64_stof) - fildll 4(%esp) - // The TOS is in extended precision and therefore exact. - // Force rounding to single precision - fstps 4(%esp) - flds 4(%esp) - ret -ENDFUNCTION(__i64_stof) - diff --git a/runtime/ia32/i64_udiv.S b/runtime/ia32/i64_udiv.S deleted file mode 100644 index 75305433..00000000 --- a/runtime/ia32/i64_udiv.S +++ /dev/null @@ -1,52 +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. - -#include "sysdeps.h" - -// Unsigned division - -FUNCTION(__i64_udiv) - pushl %ebp - pushl %esi - pushl %edi - call GLOB(__i64_udivmod) - movl %esi, %eax - movl %edi, %edx - popl %edi - popl %esi - popl %ebp - ret -ENDFUNCTION(__i64_udiv) diff --git a/runtime/ia32/i64_udivmod.S b/runtime/ia32/i64_udivmod.S deleted file mode 100644 index dccfc286..00000000 --- a/runtime/ia32/i64_udivmod.S +++ /dev/null @@ -1,104 +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. - -#include "sysdeps.h" - -// Division and remainder - -// Auxiliary function, never called directly from C code -// Input: 20(esp), 24(esp) is dividend N -// 28(esp), 32(esp) is divisor D -// Output: esi:edi is quotient Q -// eax:edx is remainder R -// ebp is preserved - -FUNCTION(__i64_udivmod) - cmpl $0, 32(%esp) // single-word divisor? (DH = 0) - jne 1f - // Special case 64 bits divided by 32 bits - movl 28(%esp), %ecx // divide NH by DL - movl 24(%esp), %eax // (will trap if D = 0) - xorl %edx, %edx - divl %ecx // eax = quotient, edx = remainder - movl %eax, %edi // high word of quotient in edi - movl 20(%esp), %eax // divide rem : NL by DL - divl %ecx // eax = quotient, edx = remainder - movl %eax, %esi // low word of quotient in esi */ - movl %edx, %eax // low word of remainder in eax - xorl %edx, %edx // high word of remainder is 0, in edx - ret - // The general case -1: movl 28(%esp), %ecx // esi:ecx = D - movl 32(%esp), %esi - movl 20(%esp), %eax // edx:eax = N - movl 24(%esp), %edx - // Scale D and N down, giving D' and N', until D' fits in 32 bits -2: shrl $1, %esi // shift D' right by one - rcrl $1, %ecx - shrl $1, %edx // shift N' right by one - rcrl $1, %eax - testl %esi, %esi // repeat until D'H = 0 - jnz 2b - // Divide N' by D' to get an approximate quotient - divl %ecx // eax = quotient, edx = remainder - movl %eax, %esi // save tentative quotient Q in esi - // Check for off by one quotient - // Compute Q * D -3: movl 32(%esp), %ecx - imull %esi, %ecx // ecx = Q * DH - movl 28(%esp), %eax - mull %esi // edx:eax = Q * DL - add %ecx, %edx // edx:eax = Q * D - jc 5f // overflow in addition means Q is too high - // Compare Q * D with N, computing the remainder in the process - movl %eax, %ecx - movl 20(%esp), %eax - subl %ecx, %eax - movl %edx, %ecx - movl 24(%esp), %edx - sbbl %ecx, %edx // edx:eax = N - Q * D - jnc 4f // no carry: N >= Q * D, we are fine - decl %esi // carry: N < Q * D, adjust Q down by 1 - addl 28(%esp), %eax // and remainder up by D - adcl 32(%esp), %edx - // Finished -4: xorl %edi, %edi // high half of quotient is 0 - ret - // Special case when Q * D overflows -5: decl %esi // adjust Q down by 1 - jmp 3b // and redo check & computation of remainder - -ENDFUNCTION(__i64_udivmod) diff --git a/runtime/ia32/i64_umod.S b/runtime/ia32/i64_umod.S deleted file mode 100644 index a019df28..00000000 --- a/runtime/ia32/i64_umod.S +++ /dev/null @@ -1,51 +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. - -#include "sysdeps.h" - -// Unsigned remainder - -FUNCTION(__i64_umod) - pushl %ebp - pushl %esi - pushl %edi - call GLOB(__i64_udivmod) - popl %edi - popl %esi - popl %ebp - ret -ENDFUNCTION(__i64_umod) - diff --git a/runtime/ia32/i64_umulh.S b/runtime/ia32/i64_umulh.S deleted file mode 100644 index 449a0f8b..00000000 --- a/runtime/ia32/i64_umulh.S +++ /dev/null @@ -1,74 +0,0 @@ -// ***************************************************************** -// -// The Compcert verified compiler -// -// Xavier Leroy, INRIA Paris -// -// Copyright (c) 2016 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. - -#include "sysdeps.h" - -// Multiply-high unsigned - -#define XL 12(%esp) -#define XH 16(%esp) -#define YL 20(%esp) -#define YH 24(%esp) - -// X * Y = 2^64 XH.YH + 2^32 (XH.YL + XL.YH) + XL.YL - -FUNCTION(__i64_umulh) - pushl %esi - pushl %edi - movl XL, %eax - mull YL // EDX:EAX = 64-bit product XL.YL - movl %edx, %ecx - xorl %esi, %esi - xorl %edi, %edi // EDI:ESI:ECX accumulate bits 127:32 of result - movl XH, %eax - mull YL // EDX:EAX = 64-bit product XH.YL - addl %eax, %ecx - adcl %edx, %esi - adcl $0, %edi - movl YH, %eax - mull XL // EDX:EAX = 64-bit product YH.XL - addl %eax, %ecx - adcl %edx, %esi - adcl $0, %edi - movl XH, %eax - mull YH // EDX:EAX = 64-bit product XH.YH - addl %esi, %eax - adcl %edi, %edx - popl %edi - popl %esi - ret -ENDFUNCTION(__i64_umulh) - diff --git a/runtime/ia32/i64_utod.S b/runtime/ia32/i64_utod.S deleted file mode 100644 index 428a3b94..00000000 --- a/runtime/ia32/i64_utod.S +++ /dev/null @@ -1,55 +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. - -#include "sysdeps.h" - -// Conversion unsigned long -> double-precision float - -FUNCTION(__i64_utod) - fildll 4(%esp) // convert as if signed - cmpl $0, 8(%esp) // is argument >= 2^63? - jns 1f - fadds LC1 // adjust by 2^64 -1: ret - // The result is in extended precision (80 bits) and therefore - // exact (64 bits of mantissa). It will be rounded to double - // precision by the caller, when transferring the result - // to an XMM register or a 64-bit stack slot. - - .p2align 2 -LC1: .long 0x5f800000 // 2^64 in single precision - -ENDFUNCTION(__i64_utod) diff --git a/runtime/ia32/i64_utof.S b/runtime/ia32/i64_utof.S deleted file mode 100644 index 0b58f48b..00000000 --- a/runtime/ia32/i64_utof.S +++ /dev/null @@ -1,55 +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. - -#include "sysdeps.h" - -// Conversion unsigned long -> single-precision float - -FUNCTION(__i64_utof) - fildll 4(%esp) // convert as if signed - cmpl $0, 8(%esp) // is argument >= 2^63? - jns 1f - fadds LC1 // adjust by 2^64 - // The TOS is in extended precision and therefore exact. - // Force rounding to single precision -1: fstps 4(%esp) - flds 4(%esp) - ret - - .p2align 2 -LC1: .long 0x5f800000 // 2^64 in single precision - -ENDFUNCTION(__i64_utof) diff --git a/runtime/ia32/sysdeps.h b/runtime/ia32/sysdeps.h deleted file mode 100644 index 9d957a88..00000000 --- a/runtime/ia32/sysdeps.h +++ /dev/null @@ -1,75 +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. -// -// ********************************************************************* - -// System dependencies - -#if defined(SYS_linux) || defined(SYS_bsd) - -#define GLOB(x) x -#define FUNCTION(f) \ - .text; \ - .globl f; \ - .align 16; \ -f: - -#define ENDFUNCTION(f) \ - .type f, @function; .size f, . - f - -#endif - -#if defined(SYS_macosx) - -#define GLOB(x) _##x -#define FUNCTION(f) \ - .text; \ - .globl _##f; \ - .align 4; \ -_##f: - -#define ENDFUNCTION(f) - -#endif - -#if defined(SYS_cygwin) - -#define GLOB(x) _##x -#define FUNCTION(f) \ - .text; \ - .globl _##f; \ - .align 16; \ -_##f: - -#define ENDFUNCTION(f) - -#endif diff --git a/runtime/ia32/vararg.S b/runtime/ia32/vararg.S deleted file mode 100644 index 78666c70..00000000 --- a/runtime/ia32/vararg.S +++ /dev/null @@ -1,81 +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 variadic functions <stdarg.h>. IA32 version - -#include "sysdeps.h" - -// typedef void * va_list; -// unsigned int __compcert_va_int32(va_list * ap); -// unsigned long long __compcert_va_int64(va_list * ap); -// double __compcert_va_float64(va_list * ap); - -FUNCTION(__compcert_va_int32) - movl 4(%esp), %ecx // %ecx = ap parameter - movl 0(%ecx), %edx // %edx = current argument pointer - movl 0(%edx), %eax // load the int32 value there - addl $4, %edx // increment argument pointer by 4 - movl %edx, 0(%ecx) - ret -ENDFUNCTION(__compcert_va_int32) - -FUNCTION(__compcert_va_int64) - movl 4(%esp), %ecx // %ecx = ap parameter - movl 0(%ecx), %edx // %edx = current argument pointer - movl 0(%edx), %eax // load the int64 value there - movl 4(%edx), %edx - addl $8, 0(%ecx) // increment argument pointer by 8 - ret -ENDFUNCTION(__compcert_va_int64) - -FUNCTION(__compcert_va_float64) - movl 4(%esp), %ecx // %ecx = ap parameter - movl 0(%ecx), %edx // %edx = current argument pointer - fldl 0(%edx) // load the float64 value there - addl $8, %edx // increment argument pointer by 8 - movl %edx, 0(%ecx) - ret -ENDFUNCTION(__compcert_va_float64) - -FUNCTION(__compcert_va_composite) - movl 4(%esp), %ecx // %ecx = ap parameter - movl 8(%esp), %edx // %edx = size of composite in bytes - movl 0(%ecx), %eax // %eax = current argument pointer - leal 3(%eax, %edx), %edx // advance by size - andl $0xfffffffc, %edx // and round up to multiple of 4 - movl %edx, 0(%ecx) // update argument pointer - ret -ENDFUNCTION(__compcert_va_composite) - - |