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Re: SDL1 open issues

Subject: Re: SDL1 open issues
by samo79 on 2019/3/14 21:49:39

@Capehill

On my system the testgl example crash if i try to start two session of it

Quote:
Crash log for task "testgl"
Generated by GrimReaper 53.19
Crash occured in module minigl.library at address 0x6D00EE94
Type of crash: DSI (Data Storage Interrupt) exception
Alert number: 0x80000003

Register dump:
GPR (General Purpose Registers):
0: 6D00EE80 4ADFC9C0 00000000 00000000 54686EC8 00000000 4ADFCA88 00000280
8: 000001E0 00000000 54686EC8 6D066420 24222848 545CEEE8 00000000 4AD8B4D8
16: 4AD8B4BC 545C0000 000001AB 20000000 545C6F14 4ADFCBA0 4ADFCB40 000003AA
24: 54686EC8 4A600000 54686E28 49A72300 4ADFCA88 00000000 49A4F000 49A6F000


FPR (Floating Point Registers, NaN = Not a Number):
0: nan 0.977316 -0.138081 0.977316
4: 0.160786 -0.138081 0 0
8: 0.977316 0.160786 -0.138081 255
12: nan 65536 0 -0
16: 0 0 0 0
20: 0 0 0 1.61895e-319
24: 0 0 2.65249e-315 0
28: 0 5 0 1

FPSCR (Floating Point Status and Control Register): 0x82000000


SPRs (Special Purpose Registers):
Machine State (msr) : 0x0002F030
Condition (cr) : 0x4520EDA0
Instruction Pointer (ip) : 0x6D00EE94
Xtended Exception (xer) : 0x018233AC
Count (ctr) : 0x00000000
Link (lr) : 0x00000000
DSI Status (dsisr) : 0x01842B34
Data Address (dar) : 0x00000000



680x0 emulated registers:
DATA: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
ADDR: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
FPU0: 0 0 0 0
FPU4: 0 0 0 0



Symbol info:
Instruction pointer 0x6D00EE94 belongs to module "minigl.library" (HUNK/Kickstart)

Stack trace:
module LIBS:minigl.library at 0x6D00EE94 (section 5 @ 0x4E70)
module LIBS:minigl.library at 0x6D00EE80 (section 5 @ 0x4E5C)
AmigaOS4:SObjs/libSDL-1.2.so:os4video_GL_SwapBuffers()+0x268 (section 8 @ 0x3D5B4)
AmigaOS4:SObjs/libSDL-1.2.so:SDL_GL_SwapBuffers()+0x48 (section 8 @ 0x27E6C)
testgl:RunGLTest()+0xc7c (section 7 @ 0x2018)
testgl:main()+0x2d8 (section 7 @ 0x26C8)
native kernel module newlib.library.kmod+0x000020ac
native kernel module newlib.library.kmod+0x00002d14
native kernel module newlib.library.kmod+0x00002ef0
testgl:_start()+0x170 (section 7 @ 0x16C)
native kernel module dos.library.kmod+0x000255c8
native kernel module kernel+0x0003e7b4
native kernel module kernel+0x0003e7fc

PPC disassembly:
6d00ee8c: 809f1fbc lwz r4,8124(r31)
6d00ee90: 7d234b78 mr r3,r9
*6d00ee94: 81290054 lwz r9,84(r9)
6d00ee98: 7d2903a6 mtctr r9
6d00ee9c: 4e800421 bctrl

System information:

CPU
Model: AMCC PPC440EP V1.3
CPU speed: 799 MHz
FSB speed: 133 MHz
Extensions:

Machine
Machine name: Sam440EP
Memory: 1048576 KB
Extensions: bus.pci


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