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This commit is contained in:
Patrick 2024-10-11 10:19:02 +02:00
parent 74d5d82f57
commit 4e5bb4f004
Signed by: patrick
GPG key ID: 451F95EFB8BECD0F
6 changed files with 12 additions and 4 deletions
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5
benchies.md
View file

@ -15,3 +15,8 @@ LTO && !CFI -> ~ 3650000 KFLOPS
!LTO && !CFI -> ~ 3650000 KFLOPS !LTO && !CFI -> ~ 3650000 KFLOPS
mibench -> not implemented for zephyr and no reason to suspect result differ from linpack mibench -> not implemented for zephyr and no reason to suspect result differ from linpack
embench:
LTO && CFI -> ~ 906.4 ms
LTO && !CFI -> ~ 853.3 ms
!LTO && !CFI -> ~ 934.1 ms

1
benchies/embench/CMakeLists.txt
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@ -4,4 +4,5 @@ cmake_minimum_required(VERSION 3.20.0)
find_package(Zephyr REQUIRED HINTS $ENV{ZEPHYR_BASE}) find_package(Zephyr REQUIRED HINTS $ENV{ZEPHYR_BASE})
project(blinky) project(blinky)
#add_compile_definitions(DEBUG)
target_sources(app PRIVATE src/main.c src/bench.c) target_sources(app PRIVATE src/main.c src/bench.c)

4
benchies/embench/prj.conf
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@ -1,8 +1,8 @@
CONFIG_GPIO=y CONFIG_GPIO=y
#CONFIG_ASAN=y #CONFIG_ASAN=y
#CONFIG_CFI=y CONFIG_CFI=y
CONFIG_LLVM_USE_LLD=y CONFIG_LLVM_USE_LLD=y
#CONFIG_LTO=y CONFIG_LTO=y
#CONFIG_DEBUG=y #CONFIG_DEBUG=y
#CONFIG_DEBUG_INFO=y #CONFIG_DEBUG_INFO=y

2
benchies/embench/src/bench.c
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@ -14,7 +14,7 @@
#include "support.h" #include "support.h"
#define LOCAL_SCALE_FACTOR 51 #define LOCAL_SCALE_FACTOR 50
/* BEEBS heap is just an array */ /* BEEBS heap is just an array */
/* MSG_SIZE * 2 + ((((MSG_SIZE+8)/64 + 1) * 64) - 8) + 64 */ /* MSG_SIZE * 2 + ((((MSG_SIZE+8)/64 + 1) * 64) - 8) + 64 */

2
benchies/embench/src/main.c
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@ -13,6 +13,7 @@
#include "support.h" #include "support.h"
#include <stdio.h> #include <stdio.h>
#include <stdlib.h>
int __attribute__((used)) main(int argc __attribute__((unused)), int __attribute__((used)) main(int argc __attribute__((unused)),
char *argv[] __attribute__((unused))) char *argv[] __attribute__((unused)))
@ -35,6 +36,7 @@ int __attribute__((used)) main(int argc __attribute__((unused)),
correct = verify_benchmark(result); correct = verify_benchmark(result);
puts("returning"); puts("returning");
exit(0);;
return (!correct); return (!correct);
} /* main () */ } /* main () */

2
benchies/embench/src/support.h
View file

@ -20,7 +20,7 @@
#endif #endif
//#define DEBUG //#define DEBUG
#define CPU_MHZ 1 #define CPU_MHZ 5000
#define WARMUP_HEAT 1000 #define WARMUP_HEAT 1000
/* Include board support header if we have one */ /* Include board support header if we have one */