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Port cmovcc

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This commit is contained in:
Fabian 2017-07-06 14:52:22 -05:00
parent aebcff84ed
commit 1dcb5a6f58
3 changed files with 20 additions and 4 deletions
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2
src/browser/starter.js
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@ -202,8 +202,6 @@ function V86Starter(options)
"_bswap": function() { return cpu.bswap.apply(cpu, arguments); },
"_setcc": function() { return cpu.setcc.apply(cpu, arguments); },
"_cmovcc16": function() { return cpu.cmovcc16.apply(cpu, arguments); },
"_cmovcc32": function() { return cpu.cmovcc32.apply(cpu, arguments); },
"_lar": function() { return cpu.lar.apply(cpu, arguments); },
"_lsl": function() { return cpu.lsl.apply(cpu, arguments); },

4
src/native/instructions_0f.c
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@ -7,8 +7,8 @@
#include "global_pointers.h"
// XXX: Remove these declarations when they are implemented in C
void cmovcc16(bool);
void cmovcc32(bool);
static void cmovcc16(bool);
static void cmovcc32(bool);
void jmpcc16(bool);
void jmpcc32(bool);
void setcc(bool);

18
src/native/misc_instr.c
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@ -149,6 +149,24 @@ void jmpcc32(bool condition)
}
}
static void cmovcc16(bool condition)
{
int32_t data = read_e16();
if(condition)
{
write_g16(data);
}
}
static void cmovcc32(bool condition)
{
int32_t data = read_e32s();
if(condition)
{
write_g32(data);
}
}
static int32_t get_stack_pointer(int32_t offset)
{
if(*stack_size_32)