[B! alignment] amachangã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

amachang id:amachang

alignmentã«é–¢ã™ã‚‹amachangã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (2)

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amachang 2007/09/19
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alignment

programming

memory

cpu
ãƒªãƒ³ã‚¯
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â— ã‚³ãƒ¡ãƒ³ãƒˆã®å½¢å¼ C++ã§ã¯ã‚³ãƒ¡ãƒ³ãƒˆã‚’æ¬¡ã®ã‚ˆã†ã«è¨˜è¿°ã—ã¾ã™ï¼Ž #include <stdio.h> //typedef short t_id; //ã‚³ãƒ¡ãƒ³ãƒˆè¡Œ int foo(t_id x); int main(void) ã‚‚ã¡ã‚ã‚“ã‚ªãƒ—ã‚·ãƒ§ãƒ³ã«-ansiã¾ãŸã¯-traditionalã‚’æŒ‡å®šã—ãŸå ´åˆã«ã¯ï¼ŒC++æ–¹å¼ã®ã‚³ãƒ¡ãƒ³ãƒˆã¯èªè˜ã•ã‚Œã¾ã›ã‚“ï¼Žã»ã‹ã®å¤šãã®Cã®å®Ÿè£…ã§ã‚‚ã“ã®ã‚ˆã†ãªã‚³ãƒ¡ãƒ³ãƒˆã‚’ä½¿ã†ã“ã¨ãŒã§ãã‚‹ã®ã§ï¼Œã‚½ãƒ¼ã‚¹ã‚’ANSIã«é™å®šã—ãªãã¦ã‚ˆã„ã®ãªã‚‰ï¼Œã“ã®ã‚³ãƒ¡ãƒ³ãƒˆå½¢å¼ã‚’ä½¿ã£ã¦å•é¡Œãªã„ã§ã—ã‚‡ã†ï¼ˆãƒªã‚¹ãƒˆ7ï¼‰ï¼Ž #include <stdio.h> //ã‚³ãƒ¡ãƒ³ãƒˆ typedef short t_id; int foo(t_id x); int main(void) { int result; t_id y; printf("start\n"); y = 2; result = foo(y); pri
amachang 2007/09/19
__attribute__((aligned(x))) ã¨ã™ã‚‹ã¨ã‚¢ãƒ©ã‚¤ãƒ³ãƒ¡ãƒ³ãƒˆãŒæƒã†ã€‚ãƒªã‚¶ãƒ¼ãƒ–ã¨ã‹ä½¿ã‚ãªãã¦ã‚‚ã„ã„ã€‚

alignment

memory

gcc
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