Update to new ralloc, new panic implementation, new compiler-builtins

Cargo.lock

@@ -3,22 +3,22 @@ name = "ansi_term"
 version = "0.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "atty"
-version = "0.2.8"
+version = "0.2.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
  "termion 1.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "bitflags"
-version = "1.0.1"
+version = "1.0.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -27,22 +27,22 @@ version = "0.5.2"
 dependencies = [
  "clap 2.31.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.36 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.66 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.21 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_json 1.0.13 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.21 (registry+https://github.com/rust-lang/crates.io-index)",
  "standalone-syn 0.13.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "tempdir 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
- "toml 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "toml 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "cc"
-version = "1.0.9"
+version = "1.0.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "cfg-if"
-version = "0.1.2"
+version = "0.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -51,18 +51,18 @@ version = "2.31.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "ansi_term 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "atty 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "bitflags 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "atty 0.2.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bitflags 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "strsim 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "textwrap 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "unicode-width 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "vec_map 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "unicode-width 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "vec_map 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "compiler_builtins"
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-source = "git+https://github.com/rust-lang-nursery/compiler-builtins.git#2a2f6d96c8dc578d2474742f14c9bab0b36b0408"
+source = "git+https://github.com/rust-lang-nursery/compiler-builtins.git#6eb8f8d710c5d77b0914bec56f68336ad3f06aac"
 
 [[package]]
 name = "crt0"
@@ -122,7 +122,7 @@ name = "fuchsia-zircon"
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 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "bitflags 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bitflags 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "fuchsia-zircon-sys 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -155,7 +155,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "libc"
-version = "0.2.40"
+version = "0.2.42"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -171,15 +171,15 @@ name = "log"
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 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "log 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "log"
-version = "0.4.1"
+version = "0.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cfg-if 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cfg-if 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -189,16 +189,11 @@ dependencies = [
  "in_h 0.1.0",
 ]
 
-[[package]]
-name = "num-traits"
-version = "0.2.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-
 [[package]]
 name = "platform"
 version = "0.1.0"
 dependencies = [
- "redox_syscall 0.1.37 (registry+https://github.com/rust-lang/crates.io-index)",
+ "redox_syscall 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
  "sc 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -227,7 +222,7 @@ dependencies = [
 name = "ralloc_shim"
 version = "0.1.1"
 dependencies = [
- "redox_syscall 0.1.37 (registry+https://github.com/rust-lang/crates.io-index)",
+ "redox_syscall 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
  "sc 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
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@@ -237,26 +232,26 @@ version = "0.4.2"
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  "fuchsia-zircon 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
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 [[package]]
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-version = "0.5.0-pre.0"
-source = "git+https://github.com/rust-lang-nursery/rand/#1960f833c0ca54c75badd11c5af397c677f92584"
+version = "0.5.2"
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- "rand_core 0.1.0-pre.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_core 0.2.1 (git+https://github.com/rust-lang-nursery/rand/)",
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 [[package]]
 name = "rand_core"
-version = "0.1.0-pre.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
+version = "0.2.1"
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 [[package]]
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-version = "0.1.37"
+version = "0.1.40"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -264,14 +259,14 @@ name = "redox_termios"
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 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "redox_syscall 0.1.37 (registry+https://github.com/rust-lang/crates.io-index)",
+ "redox_syscall 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "relibc"
 version = "0.1.0"
 dependencies = [
- "cc 1.0.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cc 1.0.17 (registry+https://github.com/rust-lang/crates.io-index)",
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@@ -301,10 +296,10 @@ dependencies = [
 
 [[package]]
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-version = "0.5.0"
+version = "0.5.1"
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- "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
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 [[package]]
@@ -322,7 +317,7 @@ dependencies = [
 
 [[package]]
 name = "serde"
-version = "1.0.36"
+version = "1.0.66"
 source = "registry+https://github.com/rust-lang/crates.io-index"
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@@ -349,13 +344,12 @@ dependencies = [
 
 [[package]]
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- "serde 1.0.36 (registry+https://github.com/rust-lang/crates.io-index)",
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 [[package]]
@@ -414,7 +408,7 @@ dependencies = [
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- "rand 0.5.0-pre.0 (git+https://github.com/rust-lang-nursery/rand/)",
+ "rand 0.5.2 (git+https://github.com/rust-lang-nursery/rand/)",
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 [[package]]
@@ -506,7 +500,7 @@ version = "0.3.7"
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- "remove_dir_all 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "remove_dir_all 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
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 [[package]]
@@ -514,8 +508,8 @@ name = "termion"
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- "libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)",
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@@ -524,7 +518,7 @@ name = "textwrap"
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 dependencies = [
- "unicode-width 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
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 [[package]]
@@ -538,10 +532,10 @@ dependencies = [
 
 [[package]]
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 [[package]]
@@ -551,7 +545,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
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-version = "0.1.4"
+version = "0.1.5"
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 [[package]]
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 [[package]]
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 [[package]]
@@ -603,7 +597,7 @@ dependencies = [
 
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@@ -657,12 +650,12 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum tempdir 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)" = "15f2b5fb00ccdf689e0149d1b1b3c03fead81c2b37735d812fa8bddbbf41b6d8"
 "checksum termion 1.5.1 (registry+https://github.com/rust-lang/crates.io-index)" = "689a3bdfaab439fd92bc87df5c4c78417d3cbe537487274e9b0b2dce76e92096"
 "checksum textwrap 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)" = "c0b59b6b4b44d867f1370ef1bd91bfb262bf07bf0ae65c202ea2fbc16153b693"
-"checksum toml 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)" = "a7540f4ffc193e0d3c94121edb19b055670d369f77d5804db11ae053a45b6e7e"
+"checksum toml 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)" = "a0263c6c02c4db6c8f7681f9fd35e90de799ebd4cfdeab77a38f4ff6b3d8c0d9"
 "checksum unborrow 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "e92e959f029e4f8ee25d70d15ab58d2b46f98a17bc238b9265ff0c26f6f3d67f"
-"checksum unicode-width 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)" = "bf3a113775714a22dcb774d8ea3655c53a32debae63a063acc00a91cc586245f"
+"checksum unicode-width 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "882386231c45df4700b275c7ff55b6f3698780a650026380e72dabe76fa46526"
 "checksum unicode-xid 0.0.4 (registry+https://github.com/rust-lang/crates.io-index)" = "8c1f860d7d29cf02cb2f3f359fd35991af3d30bac52c57d265a3c461074cb4dc"
 "checksum unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "fc72304796d0818e357ead4e000d19c9c174ab23dc11093ac919054d20a6a7fc"
-"checksum vec_map 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)" = "887b5b631c2ad01628bbbaa7dd4c869f80d3186688f8d0b6f58774fbe324988c"
-"checksum winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)" = "04e3bd221fcbe8a271359c04f21a76db7d0c6028862d1bb5512d85e1e2eb5bb3"
+"checksum vec_map 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)" = "05c78687fb1a80548ae3250346c3db86a80a7cdd77bda190189f2d0a0987c81a"
+"checksum winapi 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)" = "773ef9dcc5f24b7d850d0ff101e542ff24c3b090a9768e03ff889fdef41f00fd"
 "checksum winapi-i686-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
 "checksum winapi-x86_64-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"

Cargo.toml

@@ -11,10 +11,9 @@ crate-type = ["staticlib"]
 members = ["src/crt0"]
 
 [build-dependencies]
-cc = "1.0"
+cc = "1.0.17"
 
 [dependencies]
-compiler_builtins = { git = "https://github.com/rust-lang-nursery/compiler-builtins.git", default-features = false }
 ctype = { path = "src/ctype" }
 errno = { path = "src/errno" }
 fcntl = { path = "src/fcntl" }
@@ -40,6 +39,11 @@ time = { path = "src/time" }
 unistd = { path = "src/unistd" }
 wctype = { path = "src/wctype" }
 
+[dependencies.compiler_builtins]
+git = "https://github.com/rust-lang-nursery/compiler-builtins.git"
+default-features = false
+features = ["no-lang-items"]
+
 [profile.dev]
 panic = "abort"
 

Makefile

@@ -52,7 +52,7 @@ $(BUILD)/debug/libc.a: $(SRC)
 	touch $@
 
 $(BUILD)/debug/crt0.o: $(SRC)
-	cargo rustc --manifest-path src/crt0/Cargo.toml $(CARGOFLAGS) -- --emit obj=$@
+	CARGO_INCREMENTAL=0 cargo --verbose --verbose rustc --manifest-path src/crt0/Cargo.toml $(CARGOFLAGS) -- --emit obj=$@
 	touch $@
 
 $(BUILD)/release/libc.a: $(SRC)
@@ -60,7 +60,7 @@ $(BUILD)/release/libc.a: $(SRC)
 	touch $@
 
 $(BUILD)/release/crt0.o: $(SRC)
-	cargo rustc --release --manifest-path src/crt0/Cargo.toml $(CARGOFLAGS) -- --emit obj=$@
+	CARGO_INCREMENTAL=0 cargo rustc --release --manifest-path src/crt0/Cargo.toml $(CARGOFLAGS) -- --emit obj=$@
 	touch $@
 
 $(BUILD)/openlibm: openlibm

ralloc

@@ -1 +1 @@
-Subproject commit 2d8d44970eb5bb2ecc55f5ced8a33f21ed9407f4
+Subproject commit 311db75868ff73089a3ab46258ce8cdb2d1670f9

rust-toolchain

@@ -1 +1 @@
-nightly-2018-03-04
+nightly-2018-06-19

src/crt0/src/lib.rs

@@ -2,8 +2,8 @@
 
 #![no_std]
 #![feature(asm)]
-#![feature(lang_items)]
 #![feature(naked_functions)]
+#![feature(panic_implementation)]
 
 extern crate platform;
 
@@ -59,7 +59,13 @@ pub unsafe extern "C" fn _start_rust(sp: &'static Stack) -> ! {
     platform::exit(main(argc, argv));
 }
 
-#[lang = "panic_fmt"]
-pub extern "C" fn rust_begin_unwind(_fmt: ::core::fmt::Arguments, _file: &str, _line: u32) -> ! {
-    loop {}
+#[panic_implementation]
+#[no_mangle]
+pub extern "C" fn _start_panic(pi: &::core::panic::PanicInfo) -> ! {
+    use core::fmt::Write;
+
+    let mut w = platform::FileWriter(2);
+    let _ = w.write_fmt(format_args!("RELIBC CRT0 PANIC: {}\n", pi));
+
+    platform::exit(1);
 }

src/fenv/cbindgen.toml

@@ -1,4 +1,4 @@
-sys_includes = ["sys/types.h"]
+sys_includes = ["stdint.h", "sys/types.h"]
 include_guard = "_FENV_H"
 language = "C"
 

src/lib.rs

@@ -1,7 +1,8 @@
 #![no_std]
 #![feature(lang_items)]
+#![feature(panic_implementation)]
 
-extern crate compiler_builtins;
+//extern crate compiler_builtins;
 extern crate platform;
 
 pub extern crate ctype;
@@ -27,28 +28,24 @@ pub extern crate time;
 pub extern crate unistd;
 pub extern crate wctype;
 
-#[lang = "eh_personality"]
+#[panic_implementation]
 #[no_mangle]
-pub extern "C" fn rust_eh_personality() {}
-
-#[lang = "panic_fmt"]
-#[no_mangle]
-pub extern "C" fn rust_begin_unwind(fmt: ::core::fmt::Arguments, file: &str, line: u32) -> ! {
+pub extern "C" fn relibc_panic(pi: &::core::panic::PanicInfo) -> ! {
     use core::fmt::Write;
 
     let mut w = platform::FileWriter(2);
-    let _ = w.write_fmt(format_args!("{}:{}: {}\n", file, line, fmt));
+    let _ = w.write_fmt(format_args!("RELIBC PANIC: {}\n", pi));
 
     platform::exit(1);
 }
 
-#[allow(non_snake_case)]
+#[lang = "oom"]
 #[no_mangle]
-pub extern "C" fn _Unwind_Resume() -> ! {
+pub extern fn relibc_oom(layout: ::core::alloc::Layout) -> ! {
     use core::fmt::Write;
 
     let mut w = platform::FileWriter(2);
-    let _ = w.write_str("_Unwind_Resume\n");
+    let _ = w.write_fmt(format_args!("RELIBC OOM: {} bytes aligned to {} bytes\n", layout.size(), layout.align()));
 
     platform::exit(1);
 }