Multi rust projects (#4362)

programs/bpf/rust/build.sh

@@ -0,0 +1,4 @@
+#!/usr/bin/env bash
+
+bpf_sdk=../../../sdk/bpf
+./"$bpf_sdk"/rust-utils/build.sh "$PWD"/"$1"

programs/bpf/rust/clean.sh

@@ -0,0 +1,4 @@
+#!/usr/bin/env bash
+
+bpf_sdk=../../../sdk/bpf
+./"$bpf_sdk"/rust-utils/clean.sh "$PWD"/"$1"

programs/bpf/rust/dump.sh

@@ -0,0 +1,16 @@
+#!/usr/bin/env bash
+
+./clean.sh "$1"
+./build.sh "$1"
+
+cd "$1"
+
+cp ./target/dump.txt ./targetdump-last.txt 2>/dev/null
+
+set -ex
+
+ls -la ./target/bpfel-unknown-unknown/release/solana_bpf_rust_"$1".so > ./target/dump_mangled.txt
+greadelf -aW ./target/bpfel-unknown-unknown/release/solana_bpf_rust_"$1".so >> ./target/dump_mangled.txt
+llvm-objdump -print-imm-hex --source --disassemble ./target/bpfel-unknown-unknown/release/solana_bpf_rust_"$1".so >> ./target/dump_mangled.txt
+sed s/://g < ./target/dump_mangled.txt | rustfilt > ./target/dump.txt
+

programs/bpf/rust/iter/.gitignore

@@ -0,0 +1,3 @@
+/target/
+
+Cargo.lock

programs/bpf/rust/iter/Cargo.toml

@@ -0,0 +1,22 @@
+
+# Note: This crate must be built using build.sh
+
+[package]
+name = "solana-bpf-rust-iter"
+version = "0.15.0"
+description = "Solana BPF iter program written in Rust"
+authors = ["Solana Maintainers <maintainers@solana.com>"]
+repository = "https://github.com/solana-labs/solana"
+license = "Apache-2.0"
+homepage = "https://solana.com/"
+edition = "2018"
+
+[dependencies]
+solana-sdk-bpf-utils = { path = "../../../../sdk/bpf/rust-utils", version = "0.15.0" }
+
+[workspace]
+members = []
+
+[lib]
+name = "solana_bpf_rust_iter"
+crate-type = ["cdylib"]

programs/bpf/rust/iter/Xargo.toml

@@ -0,0 +1,7 @@
+
+
+[dependencies.compiler_builtins]
+path = "../../../../sdk/bpf/rust-bpf-sysroot/src/compiler-builtins"
+
+[target.bpfel-unknown-unknown.dependencies]
+alloc = { path = "../../../../sdk/bpf/rust-bpf-sysroot/src/liballoc" }

programs/bpf/rust/iter/src/lib.rs

@@ -0,0 +1,23 @@
+//! @brief Example Rust-based BPF program that prints out the parameters passed to it
+
+#![no_std]
+
+extern crate solana_sdk_bpf_utils;
+
+use solana_sdk_bpf_utils::*;
+
+#[no_mangle]
+pub extern "C" fn entrypoint(_input: *mut u8) -> bool {
+    const ITERS: usize = 100;
+    let ones = [1_u64; ITERS];
+    let mut sum: u64 = 0;
+
+    for v in ones.iter() {
+        sum += *v;
+    }
+    sol_log_64(0xff, 0, 0, 0, sum);
+    assert_eq!(sum, ITERS as u64);
+
+    sol_log("Success");
+    true
+}

programs/bpf/rust/noop/Xargo.toml

@@ -1,4 +1,7 @@
 
 
 [dependencies.compiler_builtins]
-path = "../../../../sdk/bpf/rust-bpf-sysroot/src/compiler-builtins"
+path = "../../../../sdk/bpf/rust-bpf-sysroot/src/compiler-builtins"
+
+[target.bpfel-unknown-unknown.dependencies]
+alloc = { path = "../../../../sdk/bpf/rust-bpf-sysroot/src/liballoc" }

programs/bpf/rust/noop/bpf.ld

@@ -1,19 +0,0 @@
-PHDRS
-{
-  text PT_LOAD  ;
-  rodata PT_LOAD ;
-  dynamic PT_DYNAMIC ;
-}
-
-SECTIONS
-{
-  . = SIZEOF_HEADERS;
-  .text : { *(.text) } :text
-  .rodata : { *(.rodata) } :rodata
-  .dynamic : { *(.dynamic) } :dynamic
-  .dynsym : { *(.dynsym) } :dynamic
-  .dynstr : { *(.dynstr) } :dynamic
-  .gnu.hash : { *(.gnu.hash) } :dynamic
-  .rel.dyn : { *(.rel.dyn) } :dynamic
-  .hash : { *(.hash) } :dynamic
-}

programs/bpf/rust/noop/build.sh

@@ -1,28 +0,0 @@
-#!/usr/bin/env bash
-
-cd "$(dirname "$0")"
-
-cargo install xargo
-
-set -e
-
-bpf_sdk=../../../../sdk/bpf
-
-# Ensure the sdk is installed
-"$bpf_sdk"/scripts/install.sh
-
-export RUSTUP_TOOLCHAIN=bpf
-export RUSTFLAGS="$RUSTFLAGS \
-    -C lto=no \
-    -C opt-level=2 \
-    -C link-arg=-Tbpf.ld \
-    -C link-arg=-z -C link-arg=notext \
-    -C link-arg=--Bdynamic \
-    -C link-arg=-shared \
-    -C link-arg=--entry=entrypoint \
-    -C linker=$bpf_sdk/llvm-native/bin/ld.lld"
-export XARGO_HOME="$PWD/target/xargo"
-export XARGO_RUST_SRC="$bpf_sdk/rust-bpf-sysroot/src"
-xargo build --target bpfel-unknown-unknown --release -v
-
-{ { set +x; } 2>/dev/null; echo Success; }

programs/bpf/rust/noop/clean.sh

@@ -1,5 +0,0 @@
-#!/usr/bin/env bash
-
-set -ex
-
-cargo clean

programs/bpf/rust/noop/dump.sh

@@ -1,12 +0,0 @@
-#!/usr/bin/env bash
-
-cp dump.txt dump_last.txt 2>/dev/null
-
-set -x
-set -e
-
-./clean.sh
-./build.sh
-ls -la ./target/bpfel-unknown-unknown/release/solana_bpf_rust_noop.so > dump.txt
-greadelf -aW ./target/bpfel-unknown-unknown/release/solana_bpf_rust_noop.so | rustfilt >> dump.txt
-llvm-objdump -print-imm-hex --source --disassemble ./target/bpfel-unknown-unknown/release/solana_bpf_rust_noop.so >> dump.txt