Jed Davis jld
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| @const = constant | |
| { { { { i64, <{ { { i8*, i64 } } }>, [0 x i8] }, i8, i8 }, | |
| { i64, <{ { { void ({}*, { i64, %tydesc*, i8*, i8*, i8 } addrspace(1)*)*, | |
| { i64, %tydesc*, i8*, i8*, i8 } addrspace(1)* } } }>, | |
| [8 x i8] } }, | |
| { { { i64, <{ { { i8*, i64 } } }>, [0 x i8] }, i8, i8 }, | |
| { i64, <{ { { void ({}*, { i64, %tydesc*, i8*, i8*, i8 } addrspace(1)*)*, | |
| { i64, %tydesc*, i8*, i8*, i8 } addrspace(1)* } } }>, | |
| [8 x i8] } } } | |
| { { { { i64, <{ { { i8*, i64 } } }>, [0 x i8] }, i8, i8 }, |
jld
/ gist:5111955
Created
March 7, 2013 21:26
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| struct S(&static/[int]); | |
| pub const C0: S = S([3]); | |
| pub const C1: int = C0[0]; |
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| #ifdef __ELF__ | |
| #define SYMBOL_THING "" | |
| #else | |
| #define SYMBOL_THING "_" | |
| #endif | |
| int main() { | |
| int r; | |
| asm volatile( | |
| ".pushsection .rodata\n" |
jld
/ gist:5172035
Created
March 15, 2013 18:40
The difference between a libjpeg that works and a libjpeg that blackscreens my FirefoxOS dev phone. WTF, binutils.
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| 62c62 | |
| < LOAD 0x037000 0x00037000 0x00037000 0x00460 0x00478 RW 0x1000 | |
| --- | |
| > LOAD 0x037000 0x0006e000 0x00037000 0x00460 0x00478 RW 0x1000 | |
| 71c71 | |
| < 02 .init_array .fini_array .data.rel.ro .dynamic .got .data .bss | |
| --- | |
| > 02 |
jld
/ sps-stretch.py
Created
April 5, 2013 21:23
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| #!/usr/bin/env python | |
| import json, sys | |
| prof = json.load(sys.stdin) | |
| for thread in prof['profileJSON']['threads']: | |
| raw = thread['samples'] | |
| low = [raw[i]['time'] - raw[i-1]['time'] for i in xrange(1, len(raw))] | |
| while True: | |
| oldlen = len(low) | |
| avg = sum(low) / oldlen |
jld
/ gist:5435823
Created
April 22, 2013 15:12
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| rust: task failed at 'assertion failed: !bcx.ccx().maps.moves_map.contains(&arg_expr.id)', /home/jld/src/rust/src/librustc/middle/trans/callee.rs:735 | |
| /usr/local/src/rust/build/x86_64-unknown-linux-gnu/stage1/bin/../lib/librustrt.so(_ZN9rust_task13begin_failureEPKcS1_m+0x4b)[0x7f0d58827b0b] | |
| /usr/local/src/rust/build/x86_64-unknown-linux-gnu/stage1/bin/../lib/librustrt.so(+0x2cb39)[0x7f0d58838b39] | |
| /usr/local/src/rust/build/x86_64-unknown-linux-gnu/stage1/bin/../lib/librustrt.so(upcall_fail+0x1a0)[0x7f0d58829ab0] | |
| /usr/local/src/rust/build/x86_64-unknown-linux-gnu/stage1/bin/../lib/libcore-c3ca5d77d81b46c1-0.7-pre.so(+0x11298b)[0x7f0d5be1c98b] | |
| /usr/local/src/rust/build/x86_64-unknown-linux-gnu/stage1/bin/../lib/libcore-c3ca5d77d81b46c1-0.7-pre.so(+0x112932)[0x7f0d5be1c932] | |
| /usr/local/src/rust/build/x86_64-unknown-linux-gnu/stage1/bin/../lib/libcore-c3ca5d77d81b46c1-0.7-pre.so(_ZN3sys12begin_unwind16_701b8ec61f97ead6_07preE+0x71)[0x7f0d5bd62041] | |
| /usr/local/src/rust/build/x86_64-unknown-linux-gnu/stage1/bin/../lib/ |
jld
/ gist:5703692
Created
June 4, 2013 05:00
In which Rust code is evaluated over IRC, and monomorphize.rs has a bad day.
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| 21:48 < jld> rusti: struct S<T>{i:u8,t:T} impl<T> S<T>{fn unwrap(self)->T{self.t}} struct A((u32, u32)); struct | |
| B(u64); static Ca: S<A> = S{i:0,t:A((13, 104))}; static Cb: S<B> = S{i:0,t:B(31337)}; | |
| (Ca.unwrap(), Cb.unwrap()) | |
| 21:48 -rusti:#rust- ({__field__: (13, 104)}, {__field__: 134591390154752}) | |
| 21:49 < jld> rusti: struct S<T>{i:u8,t:T} impl<T> S<T>{fn unwrap(self)->T{self.t}} struct A((u32, u32)); struct | |
| B(u64); static Ca: S<A> = S{i:0,t:A((13, 104))}; static Cb: S<B> = S{i:0,t:B(31337)}; Cb.unwrap() | |
| 21:49 -rusti:#rust- {__field__: 31337} | |
| 21:57 < jld> rusti: struct S<T>{i:u8,t:T} impl<T> S<T>{fn unwrap(self)->T{self.t}} struct A((u32, u32)); struct |
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| (* | |
| * Uses Obj.magic at 'a -> int, once; the rest is safe. When compiled with | |
| * ocamlopt, should fail with a segmentation fault or bus error at some point, | |
| * details depending on CPU. | |
| *) | |
| open Printf;; | |
| let () = | |
| let x = [|0|] in | |
| let xi : int = Obj.magic x in | |
| printf "xi = %d\n%!" xi; |
jld
/ gist:5854799
Created
June 24, 2013 23:54
Linux kernel config diff between geeksphone keon and peak
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| --- arch/arm/configs/C8666_defconfig 2013-06-21 12:16:58.431905281 -0700 | |
| +++ /proc/self/fd/15 2013-06-24 16:53:35.741254412 -0700 | |
| @@ -1,6 +1,6 @@ | |
| # | |
| # Automatically generated make config: don't edit | |
| -# Linux/arm 3.0.8 Kernel Configuration | |
| +# Linux/arm 3.0.21 Kernel Configuration | |
| # | |
| CONFIG_ARM=y | |
| CONFIG_SYS_SUPPORTS_APM_EMULATION=y |
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| [5616| 39| 0| 662] 100% ==========================================>|5730.8s | |
| REGRESSIONS | |
| ecma_5/extensions/function-definition-with.js | |
| ecma_5/extensions/proxy-enumeration.js | |
| ecma_5/extensions/cross-global-eval-is-indirect.js | |
| ecma_5/extensions/preventExtensions-cross-global.js | |
| ecma_5/extensions/cross-global-getPrototypeOf.js | |
| ecma_5/Global/cross-global-implicit-this.js | |
| ecma_5/Object/freeze-global-eval-const.js | |
| ecma_5/RegExp/regress-617935.js |