Krister Walfridsson kristerw
kristerw
/ gcc-1.27.patch
Last active
May 10, 2022 09:11
Patch for building gcc-1.27 as described in https://kristerw.blogspot.com/2019/01/building-gcc-127.html
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| diff -ruN gcc-1.27.orig/Makefile gcc-1.27/Makefile | |
| --- gcc-1.27.orig/Makefile 1988-09-01 23:37:53.000000000 +0200 | |
| +++ gcc-1.27/Makefile 2019-01-26 18:40:26.378486900 +0100 | |
| @@ -19,7 +19,8 @@ | |
| #and this notice must be preserved on all copies. | |
| -CFLAGS = -g | |
| +CCLIBFLAGS = -m32 | |
| +CFLAGS = -g -m32 |
kristerw
/ test.asm
Last active
December 29, 2018 19:00
Code for https://kristerw.blogspot.com/2018/12/commodore-64-programming.html
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| ;; Zero page variables | |
| sprite_x_idx = $03 | |
| sprite_y_idx = $04 | |
| sprite_skip_counter = $05 | |
| tmp1 = $10 | |
| irq_saved_a = $20 | |
| irq_saved_x = $21 | |
| irq_saved_y = $22 | |
| irq_color_addr_lo = $22 | |
| irq_color_addr_hi = $23 |
kristerw
/ main.cpp
Last active
July 20, 2017 12:47
Benchmarking code for https://kristerw.blogspot.se/2017/07/a-loadstore-performance-corner-case.html
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| #include <benchmark/benchmark.h> | |
| unsigned char *init_test_memset(int); | |
| unsigned char *init_test_random(int); | |
| void run_test(unsigned char *, int); | |
| void release_test(unsigned char *); | |
| static void BM_cleared(benchmark::State &state) | |
| { | |
| const int len = state.range(0); |
kristerw
/ forloop.cpp
Last active
July 20, 2017 09:37
Benchmarking code for https://kristerw.blogspot.se/2017/06/a-look-at-range-v3-code-generation.html
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| #include <vector> | |
| long run_forloop(std::vector<int> const &vec, long to_find) | |
| { | |
| long len = vec.end() - vec.begin(); | |
| const int *p = &vec[0]; | |
| long i, acc = 0; | |
| for (i = 0; i < len; i++) { | |
| acc += p[i]; | |
| if (to_find < acc) |
kristerw
/ build-gcc-offload-nvptx.sh
Last active
July 18, 2024 05:12
Build GCC with support for offloading to NVIDIA GPUs
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| #!/bin/sh | |
| # | |
| # Build GCC with support for offloading to NVIDIA GPUs. | |
| # | |
| work_dir=$HOME/offload/wrk | |
| install_dir=$HOME/offload/install | |
| # Location of the installed CUDA toolkit |