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Added print_ptr() util function for debugging

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Maxime Chevalier-Boisvert 2020-10-14 14:03:31 -04:00 committed by Alan Wu
parent e5751768ba
commit 6f81bd2c76
3 changed files with 20 additions and 7 deletions
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7
ujit_compile.c
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@ -426,13 +426,6 @@ void gen_opt_minus(codeblock_t* cb, codeblock_t* ocb, ctx_t* ctx)
jo_ptr(cb, side_exit); jo_ptr(cb, side_exit);
add(cb, RAX, imm_opnd(1)); add(cb, RAX, imm_opnd(1));
/*
print_int(cb, arg0);
print_int(cb, arg1);
print_int(cb, RAX);
print_str(cb, "");
*/
// Push the output on the stack // Push the output on the stack
x86opnd_t dst = ctx_stack_push(ctx, 1); x86opnd_t dst = ctx_stack_push(ctx, 1);
mov(cb, dst, RAX); mov(cb, dst, RAX);

19
ujit_utils.c
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@ -1,5 +1,6 @@
#include <stdio.h> #include <stdio.h>
#include <string.h> #include <string.h>
#include <assert.h>
#include "ujit_utils.h" #include "ujit_utils.h"
#include "ujit_asm.h" #include "ujit_asm.h"
@ -54,6 +55,24 @@ void print_int(codeblock_t* cb, x86opnd_t opnd)
pop_regs(cb); pop_regs(cb);
} }
static void print_ptr_cfun(int64_t val)
{
printf("%llX\n", val);
}
void print_ptr(codeblock_t* cb, x86opnd_t opnd)
{
assert (opnd.num_bits == 64);
push_regs(cb);
mov(cb, RDI, opnd);
mov(cb, RAX, const_ptr_opnd((void*)&print_ptr_cfun));
call(cb, RAX);
pop_regs(cb);
}
static void print_str_cfun(const char* str) static void print_str_cfun(const char* str)
{ {
printf("%s\n", str); printf("%s\n", str);

1
ujit_utils.h
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@ -9,6 +9,7 @@
void push_regs(codeblock_t* cb); void push_regs(codeblock_t* cb);
void pop_regs(codeblock_t* cb); void pop_regs(codeblock_t* cb);
void print_int(codeblock_t* cb, x86opnd_t opnd); void print_int(codeblock_t* cb, x86opnd_t opnd);
void print_ptr(codeblock_t* cb, x86opnd_t opnd);
void print_str(codeblock_t* cb, const char* str); void print_str(codeblock_t* cb, const char* str);
#endif // #ifndef UJIT_UTILS_H #endif // #ifndef UJIT_UTILS_H