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print.c

Timestamp:

01/19/10 14:59:03 (2 years ago)

Author:

mwhitworth

Message:

Add other new files to SVN.

Files:

: 1 modified

rtcg/trunk/src/print.c (modified) (8 diffs)

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: Added
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rtcg/trunk/src/print.c

r2079	r2081
1	1	#include "asm.h"
2	2
3		char* regs[]={"eax", "ecx", "edx", "ebx"};
	3	#define _GNU_SOURCE
	4	#include <stdio.h>
	5	#include <stdlib.h>
4	6
5		void AsmPrintCode(char* out, int length)
	7	#include <x86/modrm.h>
	8
	9	char* regs[]={"eax", "ecx", "edx", "ebx", "esp", "ebp", "esi", "edi"};
	10
	11	void AsmPrintCode(char* code, int length, FILE* outBuffer, int outLength)
6	12	{
7	13	int i=0;
8		unsigned char* ins=(unsigned char*)~~out~~;
	14	unsigned char* ins=(unsigned char*)code;
9	15
10		printf("optimizedCode:\n");
11
12		while (ins < out+length)
	16	while (ins < (unsigned char*)code+length)
13	17	{
	18	printf("\t");
	19
14	20	switch (*ins)
15	21	{
…	…
22	28	unsigned char mod, reg, rm;
23	29	AsmModRm(ins[1], &mod, &reg, &rm);
24		printf("\txor\t%s, %s\n", regs[reg], regs[rm]);
	30	printf("xor\t%s, %s\n", regs[reg], regs[rm]);
25	31	ins+=2;
26	32	break;
…	…
28	34
29	35	case INSTR_TEST:
30		printf("\ttest ecx, ecx\n");
	36	printf("test ecx, ecx\n");
31	37	ins+=2;
32	38	break;
…	…
35	41	{
36	42	char regs[]="acdb";
37		printf("~~\tmov\te%cx, %#~~x\n", regs[ins-0xB8], (unsigned long*)&ins[1]);
	43	printf("mov\te%cx, %#lx\n", regs[ins-0xB8], (unsigned long*)&ins[1]);
38	44	ins+=5;
39	45	break;
…	…
42	48	case INSTR_PUSH_START ... INSTR_PUSH_STOP:
43	49	{
44		printf("\tpush\t%s\n", regs[*ins-INSTR_PUSH_START]);
	50	printf("push\t%s\n", regs[*ins-INSTR_PUSH_START]);
45	51	ins+=1;
	52	break;
	53	}
	54
	55	case INSTR_SUB:
	56	{
	57	unsigned char mod, reg, rm;
	58	AsmModRm(ins[1], &mod, &reg, &rm);
	59
	60	switch (mod)
	61	{
	62	case MOD_REG:
	63	printf("sub [%s], %#X", regs[rm], ins[3]);
	64	break;
	65
	66	default:
	67	printf("INSTR_SUB: TODO\n");
	68	exit(0);
	69	}
	70
	71	ins += 4;
46	72	break;
47	73	}
…	…
49	75	case INSTR_POP_START ... INSTR_POP_STOP:
50	76	{
51		char* regs[]={"eax", "ecx", "edx", "ebx"};
52		printf("\tpop\t%s\n", regs[*ins-INSTR_POP_START]);
	77	printf("pop\t%s", regs[*ins-INSTR_POP_START]);
53	78	ins+=1;
54	79	break;
…	…
56	81
57	82	case INSTR_RET:
58		printf("~~\tret\n~~");
	83	printf("ret");
59	84	ins++;
60	85	break;
…	…
64	89	ins++;
65	90	}
	91
	92	printf("\n");
66	93	}
67	94	}

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Changeset 2081 for rtcg/trunk/src/print.c

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rtcg/trunk/src/print.c

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