ShuriZma
/
xenia
mirror of https://github.com/xenia-project/xenia.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

(partial) addx and logging compiled addresses.

This commit is contained in:
Ben Vanik 2013-05-22 21:53:21 -07:00
parent 5cb8cf2630
commit fcb66660c0
2 changed files with 37 additions and 32 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

59
src/xenia/cpu/libjit/libjit_emit_alu.cc
View File

@ -21,41 +21,38 @@ namespace libjit {
// Integer arithmetic (A-3)
// XEEMITTER(addx, 0x7C000214, XO )(LibjitEmitter& e, jit_function_t f, InstrData& i) {
// // RD <- (RA) + (RB)
XEEMITTER(addx, 0x7C000214, XO )(LibjitEmitter& e, jit_function_t f, InstrData& i) {
// RD <- (RA) + (RB)
// if (i.XO.OE) {
// // With XER update.
// // This is a different codepath as we need to use llvm.sadd.with.overflow.
if (i.XO.OE) {
// With XER update.
// This is a different codepath as we need to use llvm.sadd.with.overflow.
// Function* sadd_with_overflow = Intrinsic::getDeclaration(
// e.gen_module(), Intrinsic::sadd_with_overflow, jit_type_nint);
// jit_value_t v = b.CreateCall2(sadd_with_overflow,
// e.gpr_value(i.XO.RA), e.gpr_value(i.XO.RB));
// jit_value_t v0 = b.CreateExtractValue(v, 0);
// e.update_gpr_value(i.XO.RT, v0);
// TODO(benvanik): handle overflow exception.
jit_value_t v = jit_insn_add_ovf(f,
e.make_signed(e.gpr_value(i.XO.RA)),
e.make_signed(e.gpr_value(i.XO.RB)));
e.update_gpr_value(i.XO.RT, v);
//e.update_xer_with_overflow(b.CreateExtractValue(v, 1));
// if (i.XO.Rc) {
// // With cr0 update.
// e.update_cr_with_cond(0, v0, e.get_int64(0), true);
// }
if (i.XO.Rc) {
// With cr0 update.
e.update_cr_with_cond(0, v, e.get_int64(0), true);
}
} else {
// No OE bit setting.
jit_value_t v = jit_insn_add(f,
e.make_signed(e.gpr_value(i.XO.RA)),
e.make_signed(e.gpr_value(i.XO.RB)));
e.update_gpr_value(i.XO.RT, v);
// return 0;
// } else {
// // No OE bit setting.
// jit_value_t v = b.CreateAdd(e.gpr_value(i.XO.RA), e.gpr_value(i.XO.RB));
// e.update_gpr_value(i.XO.RT, v);
// if (i.XO.Rc) {
// // With cr0 update.
// e.update_cr_with_cond(0, v, e.get_int64(0), true);
// }
// return 0;
// }
// return 0;
// }
if (i.XO.Rc) {
// With cr0 update.
e.update_cr_with_cond(0, v, e.get_int64(0), true);
}
}
return 0;
}
XEEMITTER(addcx, 0x7C000014, XO )(LibjitEmitter& e, jit_function_t f, InstrData& i) {
XEINSTRNOTIMPLEMENTED();
@ -1019,7 +1016,7 @@ XEEMITTER(srwx, 0x7C000430, X )(LibjitEmitter& e, jit_function_t f, Ins
void LibjitRegisterEmitCategoryALU() {
//XEREGISTERINSTR(addx, 0x7C000214);
XEREGISTERINSTR(addx, 0x7C000214);
XEREGISTERINSTR(addcx, 0X7C000014);
XEREGISTERINSTR(addex, 0x7C000114);
XEREGISTERINSTR(addi, 0x38000000);

8
src/xenia/cpu/libjit/libjit_emitter.cc
View File

@ -218,6 +218,14 @@ int LibjitEmitter::MakeFunction(FunctionSymbol* symbol, jit_function_t fn) {
jit_function_compile(fn_);
// post
jit_dump_function(stdout, fn_, symbol->name());
XELOGE("Compile(%s): compiled to 0x%p - 0x%p (%db)",
symbol->name(),
jit_function_get_code_start_address(fn_),
jit_function_get_code_end_address(fn_),
(uint32_t)(
(intptr_t)jit_function_get_code_end_address(fn_) -
(intptr_t)jit_function_get_code_start_address(fn_)));
}
return result_code;