diff options
Diffstat (limited to 'meta-xilinx/meta-microblaze/recipes-devtools/gcc/gcc-10/0013-Patch-microblaze-Removed-moddi3-routinue.patch')
| -rw-r--r-- | meta-xilinx/meta-microblaze/recipes-devtools/gcc/gcc-10/0013-Patch-microblaze-Removed-moddi3-routinue.patch | 157 |
1 files changed, 0 insertions, 157 deletions
diff --git a/meta-xilinx/meta-microblaze/recipes-devtools/gcc/gcc-10/0013-Patch-microblaze-Removed-moddi3-routinue.patch b/meta-xilinx/meta-microblaze/recipes-devtools/gcc/gcc-10/0013-Patch-microblaze-Removed-moddi3-routinue.patch deleted file mode 100644 index b601c98a9..000000000 --- a/meta-xilinx/meta-microblaze/recipes-devtools/gcc/gcc-10/0013-Patch-microblaze-Removed-moddi3-routinue.patch +++ /dev/null @@ -1,157 +0,0 @@ -From 5de3888c460a341667150d569548b3309188e7e8 Mon Sep 17 00:00:00 2001 -From: Mahesh Bodapati <mbodapat@xilinx.com> -Date: Thu, 12 Jan 2017 17:36:16 +0530 -Subject: [PATCH 13/54] [Patch, microblaze]: Removed moddi3 routinue Using the - default moddi3 function as the existing implementation has many bugs - -Signed-off-by:Nagaraju <nmekala@xilix.com> ---- - libgcc/config/microblaze/moddi3.S | 121 -------------------------- - libgcc/config/microblaze/t-microblaze | 3 +- - 2 files changed, 1 insertion(+), 123 deletions(-) - delete mode 100644 libgcc/config/microblaze/moddi3.S - -diff --git a/libgcc/config/microblaze/moddi3.S b/libgcc/config/microblaze/moddi3.S -deleted file mode 100644 -index d0e24fdb89d..00000000000 ---- a/libgcc/config/microblaze/moddi3.S -+++ /dev/null -@@ -1,121 +0,0 @@ --################################### --# --# Copyright (C) 2009-2020 Free Software Foundation, Inc. --# --# Contributed by Michael Eager <eager@eagercon.com>. --# --# This file is free software; you can redistribute it and/or modify it --# under the terms of the GNU General Public License as published by the --# Free Software Foundation; either version 3, or (at your option) any --# later version. --# --# GCC is distributed in the hope that it will be useful, but WITHOUT --# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public --# License for more details. --# --# Under Section 7 of GPL version 3, you are granted additional --# permissions described in the GCC Runtime Library Exception, version --# 3.1, as published by the Free Software Foundation. --# --# You should have received a copy of the GNU General Public License and --# a copy of the GCC Runtime Library Exception along with this program; --# see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --# <http://www.gnu.org/licenses/>. --# --# modsi3.S --# --# modulo operation for 64 bit integers. --# --####################################### -- -- --/* An executable stack is *not* required for these functions. */ --#ifdef __linux__ --.section .note.GNU-stack,"",%progbits --.previous --#endif -- -- .globl __moddi3 -- .ent __moddi3 --__moddi3: -- .frame r1,0,r15 -- --#Change the stack pointer value and Save callee saved regs -- addik r1,r1,-24 -- swi r25,r1,0 -- swi r26,r1,4 -- swi r27,r1,8 # used for sign -- swi r28,r1,12 # used for loop count -- swi r29,r1,16 # Used for div value High -- swi r30,r1,20 # Used for div value Low -- --#Check for Zero Value in the divisor/dividend -- OR r9,r5,r6 # Check for the op1 being zero -- BEQID r9,$LaResult_Is_Zero # Result is zero -- OR r9,r7,r8 # Check for the dividend being zero -- BEQI r9,$LaDiv_By_Zero # Div_by_Zero # Division Error -- BGEId r5,$La1_Pos -- XOR r27,r5,r7 # Get the sign of the result -- RSUBI r6,r6,0 # Make dividend positive -- RSUBIC r5,r5,0 # Make dividend positive --$La1_Pos: -- BGEI r7,$La2_Pos -- RSUBI r8,r8,0 # Make Divisor Positive -- RSUBIC r9,r9,0 # Make Divisor Positive --$La2_Pos: -- ADDIK r4,r0,0 # Clear mod low -- ADDIK r3,r0,0 # Clear mod high -- ADDIK r29,r0,0 # clear div high -- ADDIK r30,r0,0 # clear div low -- ADDIK r28,r0,64 # Initialize the loop count -- # First part try to find the first '1' in the r5/r6 --$LaDIV1: -- ADD r6,r6,r6 -- ADDC r5,r5,r5 # left shift logical r5 -- BGEID r5,$LaDIV1 -- ADDIK r28,r28,-1 --$LaDIV2: -- ADD r6,r6,r6 -- ADDC r5,r5,r5 # left shift logical r5/r6 get the '1' into the Carry -- ADDC r4,r4,r4 # Move that bit into the Mod register -- ADDC r3,r3,r3 # Move carry into high mod register -- rsub r18,r7,r3 # Compare the High Parts of Mod and Divisor -- bnei r18,$L_High_EQ -- rsub r18,r6,r4 # Compare Low Parts only if Mod[h] == Divisor[h] --$L_High_EQ: -- rSUB r26,r8,r4 # Subtract divisor[L] from Mod[L] -- rsubc r25,r7,r3 # Subtract divisor[H] from Mod[H] -- BLTi r25,$LaMOD_TOO_SMALL -- OR r3,r0,r25 # move r25 to mod [h] -- OR r4,r0,r26 # move r26 to mod [l] -- ADDI r30,r30,1 -- ADDC r29,r29,r0 --$LaMOD_TOO_SMALL: -- ADDIK r28,r28,-1 -- BEQi r28,$LaLOOP_END -- ADD r30,r30,r30 # Shift in the '1' into div [low] -- ADDC r29,r29,r29 # Move the carry generated into high -- BRI $LaDIV2 # Div2 --$LaLOOP_END: -- BGEI r27,$LaRETURN_HERE -- rsubi r30,r30,0 -- rsubc r29,r29,r0 -- BRI $LaRETURN_HERE --$LaDiv_By_Zero: --$LaResult_Is_Zero: -- or r29,r0,r0 # set result to 0 [High] -- or r30,r0,r0 # set result to 0 [Low] --$LaRETURN_HERE: --# Restore values of CSRs and that of r29 and the divisor and the dividend -- -- lwi r25,r1,0 -- lwi r26,r1,4 -- lwi r27,r1,8 -- lwi r28,r1,12 -- lwi r29,r1,16 -- lwi r30,r1,20 -- rtsd r15,8 -- addik r1,r1,24 -- .end __moddi3 -- -diff --git a/libgcc/config/microblaze/t-microblaze b/libgcc/config/microblaze/t-microblaze -index 96959f0292b..8d954a49575 100644 ---- a/libgcc/config/microblaze/t-microblaze -+++ b/libgcc/config/microblaze/t-microblaze -@@ -1,8 +1,7 @@ --LIB2FUNCS_EXCLUDE += _divsi3 _modsi3 _moddi3 _mulsi3 _udivsi3 _umodsi3 -+LIB2FUNCS_EXCLUDE += _divsi3 _modsi3 _mulsi3 _udivsi3 _umodsi3 - - LIB2ADD += \ - $(srcdir)/config/microblaze/divsi3.S \ -- $(srcdir)/config/microblaze/moddi3.S \ - $(srcdir)/config/microblaze/modsi3.S \ - $(srcdir)/config/microblaze/muldi3_hard.S \ - $(srcdir)/config/microblaze/mulsi3.S \ --- -2.17.1 - |