thejpster

#0  window_overflow_trap_handler () at ../../../cpukit/score/cpu/sparc/window.S:57
#1  0x40007b00 in compiler_builtins::int::shift::__ashldi3::__ashldi3 (a=47483648, b=32) at src/macros.rs:572
#2  0x40007274 in core::ops::bit::{impl#335}::shl (self=47483648, other=32) at /home/jonathan/Documents/rust-lang/rust/build/x86_64-unknown-linux-gnu/stage1/lib/rustlib/src/rust/library/core/src/ops/bit.rs:470
#3  0x400077dc in compiler_builtins::int::HInt::widen_hi<u32> (self=47483648) at src/int/mod.rs:323
#4  0x4000979c in compiler_builtins::int::shift::Ashl::ashl<u64> (self=47483648, shl=32) at src/int/shift.rs:9
#5  0x40009954 in compiler_builtins::int::shift::__ashldi3 (a=47483648, b=32) at src/int/shift.rs:82
#6  0x40007b00 in compiler_builtins::int::shift::__ashldi3::__ashldi3 (a=47483648, b=32) at src/macros.rs:572
#7  0x40007274 in core::ops::bit::{impl#335}::shl (self=47483648, other=32) at /home/jonathan/Documents/rust-lang/rust/build/x86_64-unknown-linux-gnu/stage1/lib/rustlib/src/rust/library/core/src/ops/

thejpster

/* Use this linker script:

```text
SECTIONS {
    . = 0x10000000;

    Flash : {
        KEEP(*(.entry))
        KEEP(*(.entry.*))

thejpster

// This file is Public Domain, or CC0 where that is not allowed

static int GLOBAL_VALUE = 5;

__attribute__((noinline))
int reloc_get(void) {
        return GLOBAL_VALUE;
}

int reloc_add(int a) {

thejpster

fn main() -> Result<(), anyhow::Error> {
    println!("Hello, world!");
    let f = std::fs::File::open("mytweets.json")?;
    let bf = std::io::BufReader::new(f);
    println!("Parsing...");
    let all_tweets: Vec<serde_json::Value> = serde_json::from_reader(bf)?;
    println!("Got {} items", all_tweets.len());
    let mut tweet_info = Vec::new();
    for item in all_tweets {

thejpster

C:/Users/msn/Downloads/thumbv6m-none-eabi-flash1002-libneotron_os.elf:	file format elf32-littlearm

Disassembly of section .text:

10020004 <<&T as core::fmt::Debug>::fmt>:
10020004: b5b0         	push	{r4, r5, r7, lr}
10020006: af02         	add	r7, sp, #8
10020008: b0a2         	sub	sp, #136
1002000a: 6800         	ldr	r0, [r0]

thejpster

./release/thumbv6m-none-eabi-flash1002-libneotron_os.elf:	file format elf32-littlearm

Disassembly of section .text:

10020004 <<&T as core::fmt::Debug>::fmt>:
10020004: b5b0         	push	{r4, r5, r7, lr}
10020006: af02         	add	r7, sp, #8
10020008: b0a2         	sub	sp, #136

thejpster

target/thumbv6m-none-eabi/release/neotron-pico-bios:	file format elf32-littlearm

Disassembly of section .text:

100001c0 <__stext>:
100001c0: 2400         	movs	r4, #0
100001c2: 43e4         	mvns	r4, r4
100001c4: 46a6         	mov	lr, r4
100001c6: f005 f81a    	bl	0x100051fe <__pre_init> @ imm = #20532

thejpster

Things on my wish list

• An old-world PowerPC Macintosh
• Anything that runs MIPS, PowerPC or Alpha Windows NT 4
• A Nintendo Entertainment System
• A Nintendo N64
• A Sega Mega CD
• A Sega 32X
• A Sega Saturn
• A Sega Dreamcast

thejpster

/**
 * An example of some bad C code.
 *
 * Copyright (c) Jonathan 'theJPster' Pallant 2019
 *
 * This example is under the Blue Oak Model Licence: https://blueoakcouncil.org/license/1.0.0
 */

// ===========================================================================
// System Includes

thejpster

5 OPTION GOSUB
10 H% = 30
20 W% = 80
30 F$ = " .:^*xsS#$"
40 T% = H% * W%
50 DIM B%(T% + W% + 1)
60 FOR C% = 0 TO INT(W% / 9)
70 B%((RND(1) * W%) + W% * (H%-1)) = 65
80 NEXT C%
90 C% = 0