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mooz id:mooz

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gcc ã® link time optimization
gcc-4.5 ã‹ã‚‰ link time optimization (lto) ã¨å‘¼ã°ã‚Œã‚‹æœ€é©åŒ–ãŒå¯èƒ½ã«ãªã£ãŸã€‚ å¾“æ¥ã®åˆ†å‰²ã‚³ãƒ³ãƒ‘ã‚¤ãƒ«ã§ã¯ã€ã‚³ãƒ³ãƒ‘ã‚¤ãƒ«å˜ä½(ãƒ•ã‚¡ã‚¤ãƒ«)ã§ã®æœ€é©åŒ–ã—ã‹ã§ããªã‹ã£ãŸã€‚ä¾‹ãˆã°ã€åˆ¥ãƒ•ã‚¡ã‚¤ãƒ«ã®é–¢æ•°ã‚’ã‚¤ãƒ³ãƒ©ã‚¤ãƒ³å±•é–‹ã™ã‚‹ã“ã¨ã¯ã§ããªã„ã—ã€å¼•æ•°ã«æ¸¡ã•ã‚ŒãŸãƒã‚¤ãƒ³ã‚¿ã® escape analysis ã‚‚è«¦ã‚ã–ã‚‹ã‚’å¾—ãªã‹ã£ãŸã€‚ lto ã¯ã‚³ãƒ³ãƒ‘ã‚¤ãƒ«ã™ã‚‹æ™‚ã«ã€ä¸é–“è¡¨ç¾(GIMPLEã®ãƒã‚¤ãƒˆã‚³ãƒ¼ãƒ‰è¡¨ç¾)ã‚’ã‚ªãƒ–ã‚¸ã‚§ã‚¯ãƒˆãƒ•ã‚¡ã‚¤ãƒ«ã«æ®‹ã—ã¦ãŠãã€ãƒªãƒ³ã‚¯ã™ã‚‹ã¨ãã«ã€ã™ã¹ã¦ã®ä¸é–“è¡¨ç¾ã‚’ä½¿ã£ã¦æœ€é©åŒ–ã—ãªãŠã™ã€‚è¦ã¯ã€ã‚½ãƒ¼ã‚¹ã‚³ãƒ¼ãƒ‰ã‚’å…¨éƒ¨ã¨ã£ã¦ãŠã„ã¦ã€æœ€å¾Œã«å…¨éƒ¨ã‚’ã‚³ãƒ³ãƒ‘ã‚¤ãƒ«ã—ãªãŠã™ã®ã¨ã€åŒã˜ã‚ˆã†ãªã‚‚ã®ã ã€‚ æœ€å¤§ã®æ¬ ç‚¹ã¯ã€æœ€å¾Œã«ã‚³ãƒ³ãƒ‘ã‚¤ãƒ«ã—ãªãŠã™ã¨ã“ã‚ã ã€‚ ã“ã®ã‚³ãƒ³ãƒ‘ã‚¤ãƒ«ã¯ä¸€å›žã®ã‚³ãƒ³ãƒ‘ã‚¤ãƒ«ã§ã‚ã‚Šã€å˜ä¸€ãƒ—ãƒã‚»ã‚¹ã§å®Ÿè£…ã•ã‚Œã¦ã„ã‚‹ã®ã§ãƒžãƒ«ãƒCPUã‚’ç”Ÿã‹ã›ãªã„ã€‚ï¼ˆã„ã£ã½ã†ã€åˆ†å‰²ã‚³ãƒ³ãƒ‘ã‚¤ãƒ«ãªã‚‰ä¾å˜é–¢ä¿‚ãŒç·©ã„ã®ã§ä¸¦åˆ—
mooz 2013/07/08
ã‚ªãƒ–ã‚¸ã‚§ã‚¯ãƒˆãƒ•ã‚¡ã‚¤ãƒ«ã‚’ã¾ãŸã„ã æœ€é©åŒ–ã‚’ãŠã“ãªã† -flto ã‚ªãƒ—ã‚·ãƒ§ãƒ³ã€‚JIT ã«å¯¾ã™ã‚‹å¼±ç‚¹ãŒã²ã¨ã¤æ¶ˆãˆãŸã‹ã€‚

gcc
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Where can I find a g++ 4.7 package?
mooz 2013/06/04
ubuntu 11.10 ã§ g++4.7

gcc

ubuntu
ãƒªãƒ³ã‚¯
Charming Python: Functional programming in Python, Part 3
IBM Developer is your one-stop location for getting hands-on training and learning in-demand skills on relevant techno logies such as generative AI, data science, AI, and open source.
mooz 2011/12/12
Linux Kernel ã§ä½¿ã‚ã‚Œã¦ã„ã‚‹ GCC æ‹¡å¼µã‚’ä½¿ã£ãŸãƒ†ã‚¯ãƒ‹ãƒƒã‚¯

gcc

c

linux_kernel
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__builtin_expectã®åŠ¹åŠ› - åˆå¦è€…ã®ç®¸ç½®
RLogã‚’ã„ã˜ã£ã¦ã¦çŸ¥ã£ãŸ__builtin_expectã‚’è©¦ã—ã¦ã¿ãŸã€‚__builtin_expectã¯ã‚ã‚‹å¼ãŒã»ã¨ã‚“ã©ã®å ´åˆã«æ±ºã¾ã£ãŸå®šæ•°ã«ãªã‚‹ã€ã¨è¨€ã†å ´åˆã«åˆ†å²äºˆæ¸¬ã®ãƒ’ãƒ³ãƒˆãªã©ã‚’ä¸Žãˆã¦é«˜é€ŸåŒ–ã‚’è¨ˆã‚‹ãŸã‚ã®gccãƒ‡ã‚£ãƒ¬ã‚¯ãƒ†ã‚£ãƒ–ã ãã†ãªã€‚ RLogã¯dormant(ä¼‘çœ )çŠ¶æ…‹ã®ãƒã‚°ãƒ•ã‚¡ã‚·ãƒªãƒ†ã‚£ã«æœ€é©åŒ–ã—ã¦ã‚ã£ã¦ã€ãƒ—ãƒãƒ€ã‚¯ã‚·ãƒ§ãƒ³ã‚³ãƒ¼ãƒ‰ã«ãƒã‚°ã‚³ãƒ¼ãƒ‰ã‚’æ®‹ã—ã£ã±ãªã—ã§ã‚‚ã•ã»ã©ãƒ‡ã‚°ãƒ¬ã—ãªã„ã®ãŒå£²ã‚Šãªã‚“ã ã‘ã©ã€ãã®ã‚«ãƒ©ã‚¯ãƒªãŒã“ã‚Œã€‚ ã§ã€RLogè‡ªèº«ã«ã¤ã„ã¦ã¯ã‚ã¨ã§æ›¸ãã€‚ ã©ã†ã‹ãï¼Ÿ å…·ä½“çš„ã«ã¯ __builtin_expect(A,B)ã¨æ›¸ã„ãŸå ´åˆ AãŒå®šæ•° Bã§ã‚ã‚‹äº‹ã‚’æœŸå¾…ã™ã‚‹ã€ã¨ã„ã†ãƒ’ãƒ³ãƒˆæƒ…å ±ã«ãªã‚‹ã€‚ ä¾‹ãˆã°ã€æ¯”è¼ƒæ¼”ç®—åãŒã»ã¨ã‚“ã©ã®å ´åˆæˆã‚Šç«‹ãŸãªã„ã€ã¨è¨€ã†å ´åˆ __builtin_expect(, 0)ã€€ã¨ãªã‚‹ã€‚ #include <stdio.h> #ifdef EXPECT #define E
mooz 2011/08/12
åˆ†å²äºˆæ¸¬ã®ãƒ’ãƒ³ãƒˆï¼ŽLinux ã‚«ãƒ¼ãƒãƒ«ã§ likely, unlikely ã¨ãªã£ã¦ã„ã‚‹ã‚¢ãƒ¬ï¼Ž

cpu

gcc
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std::string ã®æ£ä½“ï¼ˆgcc-4.4.3ï¼‰ã¨ç´°ã‹ã„è©± - ã‚„ãŸï¼ ã¯ã¦ãªæ—¥è¨˜
# ç’°å¢ƒä¾å˜ãªå†…å®¹ãªä¸Šï¼Œç„¡é§„ã«ç´°ã‹ã„è©±ãªã®ã§ï¼Œã€Œãã†ã„ã†ã“ã¨ã‚‚ã‚ã‚‹ã‹ã‚‚ããƒ¼ã€ãã‚‰ã„ã«æµã—ã¡ã‚ƒã£ã¦ãã ã•ã„ï¼Ž ï¼ˆè¿½è¨˜ 2011-01-11ï¼‰æ–°ã—ã„è¦æ ¼ã§ã¯ std::string ã® Copy on Writeï¼ˆCoW: æ›¸ãè¾¼ã¿æ™‚ã«è¤‡è£½ï¼‰ãŒå®Ÿè³ªç¦æ¢ã«ãªã‚‹ã¨ã®ã“ã¨ã§ã™ï¼Žå¾Œï¼Œgcc 4.5 ã®æ™‚ç‚¹ã§ CoW ã¯ã‚„ã‚ã¦ã—ã¾ã†ã¿ãŸã„ã§ã™ã—ï¼Œã€Œãã‚“ãªæ™‚ä»£ã‚‚ã‚ã£ãŸã€ãã‚‰ã„ã«è»½ãæµã—ã¡ã‚ƒã£ã¦ãã ã•ã„ï¼Žid:gintenlabo ã•ã‚“ï¼Œã‚³ãƒ¡ãƒ³ãƒˆã‚ã‚ŠãŒã¨ã†ã”ã–ã„ã¾ã™ï¼Ž ï¼ˆè¿½è¨˜ã®ç¶šãï¼‰å€‹äººçš„ã«ã¯ï¼Œstd::string ã® CoW å‹•ä½œã¯æŒ™å‹•ãŒåˆ†ã‹ã‚Šã«ãããªã‚‹ã®ã§æ¢ã‚ã‚‹æ–¹ã«è³›æˆã§ã™ï¼Žã§ã‚‚ï¼Œstd::vector ãªã‚“ã‹ã‚’æ‹¡å¼µã™ã‚‹ã¨ãã¯ã©ã†ã™ã‚‹ã®ã‹ãªâ€¦ï¼Ÿã‚³ãƒ”ãƒ¼ã—ã¦ã—ã¾ã†ã®ã‹ï¼Œswap() ã‚’ä½¿ã†ã‚ˆã†ã«ã™ã‚‹ã®ã‹â€¦ï¼Ž ï¼ˆã•ã‚‰ã«è¿½è¨˜ 2011-01-11ï¼‰ãŠãŠã£ã¨ï¼Œãƒ ãƒ¼ãƒ–ã‚³ãƒ³ã‚¹ãƒˆãƒ©ã‚¯ã‚¿ã«ãƒ ãƒ¼ãƒ–ä»£å…¥æ¼”ç®—åãªã‚“ã¦ã‚‚ã®ãŒâ€¦
mooz 2011/06/11
g++ ã§ã¯ std::string ã®æ£ä½“ãŒãƒã‚¤ãƒ³ã‚¿ã ã£ãŸ

gcc

c++
ãƒªãƒ³ã‚¯
Atomic Builtins - Using the GNU Compiler Collection (GCC)
5.44 Built-in functions for atomic memory access The following builtins are intended to be compatible with those described in the Intel Itanium Processor-specific Application Binary Interface, section 7.4. As such, they depart from the normal GCC practice of using the â€œ__builtin_â€ prefix, and further that they are overloaded such that they work on multiple types. The definition given in the Intel
mooz 2011/05/23
gcc ãŒç”¨æ„ã™ã‚‹ atomic æ“ä½œã®çµ„ã¿è¾¼ã¿é–¢æ•°ï¼Ž__sync_fetch_and_add ãªã©ï¼Ž

gcc

thread
ãƒªãƒ³ã‚¯
Pre-defined Compiler Macros
mooz 2011/05/13
å„ã‚³ãƒ³ãƒ‘ã‚¤ãƒ©ã® #define ã™ã‚‹ãƒžã‚¯ãƒä¸€è¦§

c

c++

gcc

clang
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ã‚½ãƒ¼ãƒˆã®ä¸¦åˆ—åŒ– - ãƒ‡ãƒ¼
ã‚½ãƒ¼ãƒˆãŒé…ãã¦å›°ã£ã¦ã„ãŸã®ã§ã€OpenMPã‚’ä½¿ã£ãŸBitonic Sortã‚’æ›¸ã„ãŸã¨ã“ã‚ã€std::sortã‚ˆã‚Šã‚‚é…ãã¦ã‚·ãƒ§ãƒƒã‚¯ã‚’å—ã‘ã€ã‚¤ãƒ³ã‚¿ãƒ¼ãƒãƒƒãƒˆã§ã„ã‚ã„ã‚èª¿ã¹ã¦ã„ãŸã‚‰ã€gccã ã¨ã‚³ãƒ³ãƒ‘ã‚¤ãƒ©ã®ã‚ªãƒ—ã‚·ãƒ§ãƒ³ã ã‘ã§ä¸¦åˆ—åŒ–ã§ãã‚‹ã“ã¨ã‚’çŸ¥ã‚Šã¾ã—ãŸã€‚ ChapterÂ 18.Â Parallel Mode g++ã®ã‚ªãƒ—ã‚·ãƒ§ãƒ³ã« -D_GLIBCXX_PARALLEL -fopenmpã‚’ã¤ã‘ã‚‹ã¨ã€_GLIBCXX_PARALLELãŒå®šç¾©ã•ã‚Œã¦std::sortãŒ__gnu_parallel::sortã«ãªã‚Šã€OpenMPã‚‚æœ‰åŠ¹ã«ãªã£ã¦ä¸¦åˆ—åŒ–ã•ã‚Œã¾ã™ã€‚ã‚³ãƒ¬ã§ååˆ†ã§ã—ãŸã€‚ è©¦ã™ã€‚ #include <algorithm> #include <vector> #include <iostream> #include <time.h> #include <sys/time.h> #include <assert
mooz 2011/04/29
-D_GLIBCXX_PARALLEL -fopenmp

gcc

parallel
ãƒªãƒ³ã‚¯
yunoã®é›‘è¨˜å¸³ - gcc/attribute
gcc4.1ã®__attribute__ã®ãƒ¡ãƒ¢ã€‚ é–¢æ•°å±žæ€§ â€ __attribute__((alias("name"))) é–¢æ•°ã‚’ä»–ã®é–¢æ•°ã®ã‚¨ã‚¤ãƒªã‚¢ã‚¹ã«ã™ã‚‹ã€‚ void foo() __attribute__((alias("bar"))); __attribute__((always_inline)) æœ€é©åŒ–ãŒã‚ªãƒ•ã®ã¨ãã§ã‚‚ã€é–¢æ•°ã‚’ã‚¤ãƒ³ãƒ©ã‚¤ãƒ³å±•é–‹ã™ã‚‹ã€‚ __attribute__((flatten)) é–¢æ•°ã®ã‚µã‚¤ã‚ºã‚„ã‚¤ãƒ³ãƒ©ã‚¤ãƒ³åŒ–ãƒ‘ãƒ©ãƒ¡ãƒ¼ã‚¿ã‚’ç„¡è¦–ã—ã¦ã€å¸¸ã«ã‚¤ãƒ³ãƒ©ã‚¤ãƒ³å±•é–‹ã™ã‚‹ã€‚ __attribute__((cdecl)) 386å°‚ç”¨ã€‚ __attribute__((const)) é–¢æ•°ã«å‰¯ä½œç”¨ãŒãªãã€æˆ»ã‚Šå€¤ãŒå¼•æ•°ã®ã¿ã«ä¾å˜ã™ã‚‹ã¨ä»®å®šã™ã‚‹ã€‚ __attribute__((constructor)) é–¢æ•°ãŒmainã«å…¥ã‚‹å‰ã«è‡ªå‹•çš„ã«å‘¼ã°ã‚Œã‚‹ã‚ˆã†ã«ã™ã‚‹ã€‚ __attribute__((dest
mooz 2011/04/29
gcc ã® __attribute__ ã¾ã¨ã‚

gcc
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çŸ¥ã£ã¦ã„ã‚‹ã¨ä¾¿åˆ©ãª gcc ã®ã‚ªãƒ—ã‚·ãƒ§ãƒ³
back GNU gcc ã‚’ä½¿ã†éš›ã«çŸ¥ã£ã¦ã„ã‚‹ã¨ä¾¿åˆ©ãªã‚ªãƒ—ã‚·ãƒ§ãƒ³ã‚’æŒ™ã’ã¦ãŠãã¾ã™ã€‚ æ³¨æ„: ã“ã‚ŒãŒå…¨éƒ¨ã§ã¯ã‚ã‚Šã¾ã›ã‚“ã€‚gcc ã«ã¯ã€ã»ã‹ã«ã‚‚ ãƒ—ãƒã‚»ãƒƒã‚µä¾å˜ã®ç´°ã‹ã„ã‚ªãƒ—ã‚·ãƒ§ãƒ³ãŒå±±ã®ã‚ˆã†ã«ã‚ã‚Šã¾ã™ãŒã€ãã‚Œã‚‰ã¯ ãµã¤ã†ã‚ã¾ã‚Šåˆ©ç”¨ã—ãªã„ã®ã§çœç•¥ã—ã¾ã—ãŸã€‚ ä¸€èˆ¬çš„ãªã‚ªãƒ—ã‚·ãƒ§ãƒ³ -c, -o, -I, -g, -O, -L, -l çœç•¥ã€‚ãã‚Œãã‚‰ã„çŸ¥ã£ã¦ã‚‹ã“ã¨ã€‚ã¡ãªã¿ã« -L ã¨ -l ã¯ ld ã¸ã®ã‚ªãƒ—ã‚·ãƒ§ãƒ³ã§ã‚ã‚Šã€é †ç•ªãŒé‡è¦ã§ã‚ã‚‹ã€‚ -pipe å„ã‚¹ãƒ†ãƒ¼ã‚¸é–“ã§æƒ…å ±ã®ã‚„ã‚Šã¨ã‚Šã‚’ã™ã‚‹ã®ã« temporary file ã‚’ä½¿ã‚ãšã€ pipe ã‚’ä½¿ã†ã‚ˆã†ã«ã™ã‚‹ã€‚ã“ã®ã‚ªãƒ—ã‚·ãƒ§ãƒ³ãŒ Makefile ãªã©ã« å«ã¾ã‚Œã¦ã„ã‚‹ã¨ãã¯ã€ãŸã„ã¦ã„é™¤ã„ãŸã»ã†ãŒã‚ˆã„ã€‚ãªãœãªã‚‰ã€ å¤šãã®ã‚·ã‚¹ãƒ†ãƒ ã§ã¯ã€ã‚¢ã‚»ãƒ³ãƒ–ãƒ©å´ãŒãƒ‘ã‚¤ãƒ—ã«å¯¾å¿œã—ã¦ãªã„ã‹ã‚‰ã€‚ è¨€èªžä»•æ§˜ã«é–¢ã™ã‚‹ã‚ªãƒ—ã‚·ãƒ§ãƒ³ -ansi åŽ³æ ¼ãª ANSI ä»•æ§˜ã§ã‚³ãƒ³ãƒ‘ã‚¤ãƒ«ã™ã‚‹ã€‚ã“
mooz 2011/03/08
gcc
ãƒªãƒ³ã‚¯
Precompiled header - Wikipedia
mooz 2011/03/05
.phc, .gch

c

c++

gcc
ãƒªãƒ³ã‚¯
ã‚¹ãƒ¬ãƒƒãƒ‰å±€æ‰€è¨˜æ†¶ - Wikipedia
ã‚¹ãƒ¬ãƒƒãƒ‰å±€æ‰€è¨˜æ†¶ï¼ˆè‹±: thread local storage, TLSï¼‰ã¯ã€é™çš„ã‚‚ã—ãã¯å¤§åŸŸçš„ãªãƒ¡ãƒ¢ãƒªã‚’ã‚¹ãƒ¬ãƒƒãƒ‰ã”ã¨ã«å±€æ‰€çš„ã«ä½¿ç”¨ã™ã‚‹ãŸã‚ã®ã‚³ãƒ³ãƒ”ãƒ¥ãƒ¼ã‚¿ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°ã®æ–¹æ³•ã§ã‚ã‚‹ã€‚ ãƒ—ãƒã‚»ã‚¹å†…ã®ã‚¹ãƒ¬ãƒƒãƒ‰ã¯ã™ã¹ã¦ã‚¢ãƒ‰ãƒ¬ã‚¹ç©ºé–“ã‚’å…±æœ‰ã—ã¦ãŠã‚Šã€åŒã˜ãƒ—ãƒã‚»ã‚¹ã®ã‚¹ãƒ¬ãƒƒãƒ‰ã‹ã‚‰å‚ç…§ã™ã‚‹éš›ã€é™çš„å¤‰æ•°ã‚„ã‚°ãƒãƒ¼ãƒãƒ«å¤‰æ•°ã¯åŒã˜ãƒ¡ãƒ¢ãƒªç•ªåœ°ã«é…ç½®ã•ã‚Œã‚‹ã€‚ ä¸€æ–¹ã‚¹ã‚¿ãƒƒã‚¯ä¸Šã®å¤‰æ•°ã¯ã™ã¹ã¦ã®ã‚¹ãƒ¬ãƒƒãƒ‰ãŒè‡ªåˆ†ã®ã‚¹ã‚¿ãƒƒã‚¯ã‚’æŒã¤ãŸã‚ã‚¹ãƒ¬ãƒƒãƒ‰ã«å¯¾ã—ã¦å±€æ‰€çš„ã§ã‚ã‚Šã€ç•°ãªã‚‹ãƒ¡ãƒ¢ãƒªç•ªåœ°ã«å˜åœ¨ã™ã‚‹ã€‚ åŒã˜é™çš„å¤‰æ•°ãƒ»ã‚°ãƒãƒ¼ãƒãƒ«å¤‰æ•°ã‚’å‚ç…§ã™ã‚‹äºŒã¤ã®ã‚¹ãƒ¬ãƒƒãƒ‰ãŒï¼ˆå¤‰æ•°ã‚’ã‚¹ãƒ¬ãƒƒãƒ‰ã«å¯¾ã—ã¦å±€æ‰€çš„ã«ã™ã‚‹ã“ã¨ã§ï¼‰å®Ÿéš›ã«ã¯ç•°ãªã‚‹ãƒ¡ãƒ¢ãƒªç•ªåœ°ã‚’å‚ç…§ã§ãã‚‹ã“ã¨ãŒæœ›ã¾ã—ã„å ´åˆãŒã‚ã‚‹ã€‚ãŸã¨ãˆã°å…¸åž‹çš„ãªä¾‹ã¨ã—ã¦Cè¨€èªžã®ã‚¨ãƒ©ãƒ¼ã‚³ãƒ¼ãƒ‰ã‚’æ ¼ç´ã™ã‚‹å¤‰æ•° errno ãŒã‚ã‚‹ã€‚ å°‘ãªãã¨ã‚‚ãƒ¡ãƒ¢ãƒªã‚¢ãƒ‰ãƒ¬ã‚¹ã‚’æ ¼ç´ã§ãã‚‹ã‚µã‚¤ã‚ºã®å¤‰æ•°ã‚’ã‚¹ãƒ¬ãƒƒãƒ‰ã«å¯¾ã—ã¦å±€æ‰€çš„ã«ã™ã‚‹ã“ã¨ãŒå¯èƒ½ãªã‚‰ã€ãƒ¡ãƒ¢
mooz 2010/10/23
__thread int number;

concurrent

parallel

gcc
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mooz 2010/10/06
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mooz 2010/09/20
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ãŠæ¯ã•ã‚“ã¿ãŸã„ã«ã‚‚ã£ã¨ï¼“ãƒ¶æœˆå‰ã«æ•™ãˆã¦æ¬²ã—ã„ Posted by admin on the 28th of 3 æœˆ, 2008 at 12:00 am under æœªåˆ†é¡ž. Â Â This post has no comments. ccacheã‚’ä½¿ãˆã°ã€C++ã®ã‚³ãƒ¼ãƒ‰ã®ã‚³ãƒ³ãƒ‘ã‚¤ãƒ«ãŒæ»ã¬ã»ã©é…ãã¦ã‚‚å¤§ä¸ˆå¤«ã¨ã„ã†æƒ…å ±ãŒã€‚ã“ã‚Œã¯headerãƒ•ã‚¡ã‚¤ãƒ«ãªã©é »ç¹ã«ã¯å¤‰æ›´ã—ãªã„ã‚ˆã†ãªéƒ¨åˆ†ã®ã‚³ãƒ³ãƒ‘ã‚¤ãƒ«çµæžœã‚’è‡ªå‹•çš„ã«ã‚ãƒ£ãƒƒã‚·ãƒ¥ã—ã¦ãã‚Œã‚‹ã‚½ãƒ•ãƒˆã‚¦ã‚¨ã‚¢ã ã€‚ã‚ˆã£ã½ã©ã®ã“ã¨ãŒãªã„ã‹ãŽã‚Šã€ä¸€äººã§é–‹ç™ºã—ã¦ã„ã‚‹ã‚³ãƒ¼ãƒ‰ã§ã¯ã€includeã™ã‚‹è‰²ã€…ãªheaderãƒ•ã‚¡ã‚¤ãƒ«ã®ã»ã†ãŒã€è‡ªåˆ†ã§å…¥åŠ›ã™ã‚‹ã‚½ãƒ¼ã‚¹ã‚³ãƒ¼ãƒ‰ã‚ˆã‚Šå¤šã„ã€‚ã—ã‹ã‚‚ã€template programmingã‚’ä½¿ã„ã¾ãã‚‹Boost Spiritã®ã‚ˆã†ãªinculdeã™ã‚‹headerãŒå¤§ããã¦ã€æ§‹æ–‡è§£æžã®å‡¦ç†é‡ãŒå¤šã„ãƒ©ã‚¤ãƒ–ãƒ©ãƒªã‚’åˆ©ç”¨ã—ã¦ã„ã‚‹ã¨ã€æ˜Žã‚‰ã‹ã«headerã®ã›ã„ã§
mooz 2010/09/09
ccache. ãƒ˜ãƒƒãƒ€ãƒ•ã‚¡ã‚¤ãƒ«ãªã©, é »ç¹ã«å¤‰æ›´ã•ã‚Œãªã„éƒ¨åˆ†ã®ã‚³ãƒ³ãƒ‘ã‚¤ãƒ«çµæžœã‚’è‡ªå‹•çš„ã«ã‚ãƒ£ãƒƒã‚·ãƒ¥ã—ã¦ãã‚Œã‚‹ã‚½ãƒ•ãƒˆ.

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mooz 2010/09/03
GCC ç‹¬è‡ªæ‹¡å¼µã®èª¬æ˜Žãªã©.

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g++ã® __attribute__)((init_priority(N)))( ãªã‚‹æ©Ÿèƒ½ã®æ—¥æœ¬èªžã®è§£èª¬ãŒè¦‹å½“ãŸã‚‰ãªã„ã®ã§ã€ã„ã¤ã‚‚ã®ã‚ˆã†ã«ç´¹ä»‹æ–‡ã‚’æ›¸ã„ã¦ã¿ã¾ã™ã€‚ã“ã‚Œã¯ã€C++ã®ã‚°ãƒãƒ¼ãƒãƒ«å¤‰æ•°ã®åˆæœŸåŒ–é †åºã‚’åˆ¶å¾¡ã™ã‚‹ãŸã‚ã®GCCã®æ‹¡å¼µæ©Ÿèƒ½ï¼ˆattributeï¼‰ã§ã™ã€‚ ã”ãçŸã„èª¬æ˜Ž å‹•çš„ãªåˆæœŸåŒ–ãŒå¿…è¦ãªC++ã®ã‚°ãƒãƒ¼ãƒãƒ«å¤‰æ•°ã®å®šç¾©ã«__attribute__)((init_priority(N)))(ã‚’ãã£ã¤ã‘ã‚‹ã¨ã€.oãƒ•ã‚¡ã‚¤ãƒ«ä¸Šã§ã€ãã®å¤‰æ•°ã®åˆæœŸåŒ–é–¢æ•°(ã‚³ãƒ³ã‚¹ãƒˆãƒ©ã‚¯ã‚¿ç‰)ã®ã‚¢ãƒ‰ãƒ¬ã‚¹ãŒ.ctorsã§ã¯ãªã.ctors.M ã‚»ã‚¯ã‚·ãƒ§ãƒ³ã«å…¥ã‚Šã¾ã™ã€‚M ã¯å·¦0ãƒ‘ãƒ‡ã‚£ãƒ³ã‚°5æ¡å›ºå®šã®æ•°å€¤ã§ã€M = 65535 - N ã§ã™ã€‚ã‚ã¨ã¯ã€shinhã•ã‚“ã®2005/11ã®è¨˜äº‹ã‚’ã€‚ç‰¹ã«ã€ãƒªãƒ³ã‚«ã‚¹ã‚¯ãƒªãƒ—ãƒˆã®SORTã®ã¨ã“ã«æ³¨ç›®ã€ã“ã‚Œã«ã‚ˆã‚ŠåˆæœŸåŒ–é †ãŒinit_priorityã§æŒ‡å®šã—ãŸé€šã‚Šã«ãªã‚Šã¾ã™ã€‚NãŒå°ã•ã„ç¨‹å…ˆã«åˆ
mooz 2010/07/19
ã‚³ãƒ³ã‚¹ãƒˆãƒ©ã‚¯ã‚¿ã®èµ°ã‚‹é †ç•ª. ãƒªãƒ³ã‚«, .ctors ã‚»ã‚¯ã‚·ãƒ§ãƒ³, __attribute__((init_priority(N))).

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mooz 2010/06/25
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