鎴戠殑鍏ㄦ爤涔嬭矾-C璇█鍩虹涔婥绋嬪簭杩愯娴佺▼

Posted 2022-08-20

鏍囩锛?a href='http://www.mamicode.com/so/1/ini' title='ini'>ini   width   float   push   pac   gcc   author   cal   12px   

鎴戠殑鍏ㄦ爤涔嬭矾-C璇█鍩虹涔婥绋嬪簭杩愯娴佺▼

鎴戠殑鍏ㄦ爤涔嬭矾

4.1 C绋嬪簭鐨勮繍琛屾祦绋?/span>

C璇█缂栧啓鐨勭▼搴忎竴鑸兘瑕佺粡杩囩紪鍐欐簮鏂囦欢->棰勫鐞?>缂栬瘧->姹囩紪->閾炬帴鍚庤繍琛岃繖鍑犱釜娴佺▼銆?br>

• 棰勫鐞?br> 棰勫鐞嗕富瑕佹槸瀹忔浛鎹€佸寘鍚ご鏂囦欢銆佹潯浠剁紪璇戜互鍙婂垹闄ゆ敞閲婄瓑鎿嶄綔锛岄缂栬瘧闃舵鐢熸垚鏂囦欢鐨勫悗缂€鍚嶉€氬父鏄?i銆?/li>
• 缂栬瘧
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• 姹囩紪
  姹囩紪涓昏鏄皢姹囩紪鏂囦欢鐢熸垚浜岃繘鍒舵枃浠讹紝姹囩紪鍚庣殑鏂囦欢鐨勫悗缂€鍚嶉€氬父鏄?o銆?/li>
• 閾炬帴
  閾炬帴涓昏鏄皢鍚勪釜浜岃繘鍒舵枃浠躲€佸簱鍑芥暟銆佸惎鍔ㄤ唬鐮佺敓鎴愬彲鎵ц鏂囦欢銆?/li>

鎺ヤ笅鏉ョ紪鍐欐簮绋嬪簭program_running_process.c,鐒跺悗缁撳悎Windows涓婄殑GCC缂栬瘧鍣ㄦ彁渚涚殑鍚勪釜閫夐」瀹炵幇棰勫鐞嗐€佺紪璇戙€佹眹缂栥€侀摼鎺ワ紝鍏充簬GCC鐨勫畨瑁呭拰閰嶇疆鍙互鍙傝€?br> Visual Studio Code瀹炵幇Hello World绔犺妭鐨勫唴瀹广€?/p>

#include <stdio.h>
//瀹氫箟娴偣鍨嬬殑甯搁噺
#define PI 3.14
/*
    C璇█绋嬪簭鐨勮繍琛屾祦绋?    @author tony [e-mail]
    @version  2019/08/20
*/
int main(int argc, char* argv[]) 

    printf("PI =%lf\n", PI);
    return 0;

棰勫鐞嗕娇鐢?gcc -E 閫夐」鍗冲彲瀹炵幇锛屽叾涓?o琛ㄧず杈撳嚭鏂囦欢鐨勫悕绉?/p>

D:\workspace\c\visualstuido2019\c-core-programming\c-core-programming-foundational\c-core-programming-foundational>gcc -E  program_runing_process.c -o program_runing_process.i

棰勫鐞嗗畬鎴愪互鍚庯紝鐢熸垚鐨勬枃浠秔rogram_running_process.i鐨勫ぇ灏忔槸54kb

褰撻澶勭悊瀹屾垚浠ュ悗锛屽畾涔夌殑甯搁噺琚浛鎹㈡垚瀹為檯鐨勫€硷紝鑰?include鍖呭惈鐨勫ご鏂囦欢鍐呭涔熻澶嶅埗鍒伴澶勭悊鐨勭敓鎴愮殑鏂囦欢涓?br>

缂栬瘧閫氳繃gcc -S 閫夐」瀹炵幇

D:\workspace\c\visualstuido2019\c-core-programming\c-core-programming-foundational\c-core-programming-foundational>gcc -S program_runing_process.i -o program_runing_process.s

缂栬瘧浼氱敓鎴愭眹缂栨枃浠?/p>

 .file	"program_runing_process.c"
    .text
    .def	__main;	.scl	2;	.type	32;	.endef
    .section .rdata,"dr"
.LC1:
    .ascii "PI =%lf\12\0"
    .text
    .globl	main
    .def	main;	.scl	2;	.type	32;	.endef
    .seh_proc	main
main:
    pushq	%rbp
    .seh_pushreg	%rbp
    movq	%rsp, %rbp
    .seh_setframe	%rbp, 0
    subq	$32, %rsp
    .seh_stackalloc	32
    .seh_endprologue
    movl	%ecx, 16(%rbp)
    movq	%rdx, 24(%rbp)
    call	__main
    movq	.LC0(%rip), %rax
    movq	%rax, %rdx
    movq	%rdx, %xmm1
    movq	%rax, %rdx
    leaq	.LC1(%rip), %rcx
    call	printf
    movl	$0, %eax
    addq	$32, %rsp
    popq	%rbp
    ret
    .seh_endproc
    .section .rdata,"dr"
    .align 8
.LC0:
    .long	1374389535
    .long	1074339512
    .ident	"GCC: (x86_64-posix-seh-rev0, Built by MinGW-W64 project) 7.3.0"
    .def	printf;	.scl	2;	.type	32;	.endef

姹囩紪閫氳繃gcc -c 閫夐」瀹炵幇

D:\workspace\c\visualstuido2019\c-core-programming\c-core-programming-foundational\c-core-programming-foundational>gcc -c program_runing_process.s -o program_runing_process.o

閾炬帴gcc娌℃湁鎻愪緵閫夐」锛岃繖閲屽彧瑕佹墽琛実cc program_running_process.o -o program_running_process.exe灏变細閾炬帴鐢熸垚鍙墽琛屾枃浠?/p>

D:\workspace\c\visualstuido2019\c-core-programming\c-core-programming-foundational\c-core-programming-foundational>gcc program_runing_process.o -o program_runing_process.exe

windows涓嬬殑鍙墽琛屾枃浠跺悗缂€鍚嶉粯璁ゆ槸.exe锛屽綋鐒秅cc缂栬瘧鍣ㄤ笉鍏冲績鍚庣紑鍚嶏紝濡傛灉浣犵殑ubuntu鎴栬€卪acOS涓嬪畨瑁呬簡gcc,涔熷彲浠ュ皢C绋嬪簭缂栬瘧鐢熸垚.exe鍚庣紑鐨勫彲鎵ц鏂囦欢銆?/p>