diff options
Diffstat (limited to 'results/classifier/zero-shot-user-mode/output/instruction/714')
| -rw-r--r-- | results/classifier/zero-shot-user-mode/output/instruction/714 | 49 |
1 files changed, 0 insertions, 49 deletions
diff --git a/results/classifier/zero-shot-user-mode/output/instruction/714 b/results/classifier/zero-shot-user-mode/output/instruction/714 deleted file mode 100644 index ed21203d..00000000 --- a/results/classifier/zero-shot-user-mode/output/instruction/714 +++ /dev/null @@ -1,49 +0,0 @@ -instruction: 0.518 -syscall: 0.249 -runtime: 0.234 - - - -Command line arguments are not passed correctly with user-space semihosting -Description of problem: -The emulated process always receives a value of 1 for `argc`, with `argv[0]` returning seemingly random characters (in Ubuntu packaged qemu 5.2), but correlating with command-line input (output below from master built qemu 6.1): -``` -$ qemu-arm -cpu cortex-m7 ./a.out 123 test -argc: 1 -argv: - - @@@ - -$ qemu-arm -cpu cortex-m7 ./a.out -argc: 1 -argv: - [0] @ -``` -Steps to reproduce: -1. Compile the following program with [ARM embedded toolchain](https://developer.arm.com/tools-and-software/open-source-software/developer-tools/gnu-toolchain/gnu-rm/downloads): -```cpp -#include <iostream> - -int main(int argc, char* argv[]) { - std::cout << "argc: " << argc << "\n"; - std::cout << "argv: \n"; - - for (int i = 0; i < argc; i++) - std::cout << " [" << i << "] " << argv[i] << "\n"; - return 0; -} -``` - -``` -$ $CXX --version -arm-none-eabi-g++ (GNU Arm Embedded Toolchain 10-2020-q4-major) 10.2.1 20201103 (release) -Copyright (C) 2020 Free Software Foundation, Inc. -This is free software; see the source for copying conditions. There is NO -warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. - -$ $CXX main.cpp --specs=rdimon.specs -mcpu=cortex-m7 -``` - -2. Run in user-space (semihosted): -``` -$ qemu-arm -cpu cortex-m7 ./a.out -``` |