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Adding lfd.

This commit is contained in:
Ben Vanik 2013-05-26 07:19:09 -07:00
parent 9d63eb7499
commit 82159b2b9d
3 changed files with 47 additions and 42 deletions
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39
src/xenia/cpu/x64/x64_emit_memory.cc
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@ -835,24 +835,29 @@ XEEMITTER(sync, 0x7C0004AC, X )(X64Emitter& e, X86Compiler& c, InstrDat
// Floating-point load (A-19)
// XEEMITTER(lfd, 0xC8000000, D )(X64Emitter& e, X86Compiler& c, InstrData& i) {
// // if RA = 0 then
// // b <- 0
// // else
// // b <- (RA)
// // EA <- b + EXTS(D)
// // FRT <- MEM(EA, 8)
XEEMITTER(lfd, 0xC8000000, D )(X64Emitter& e, X86Compiler& c, InstrData& i) {
// if RA = 0 then
// b <- 0
// else
// b <- (RA)
// EA <- b + EXTS(D)
// FRT <- MEM(EA, 8)
// GpVar ea = e.get_int64(XEEXTS16(i.D.DS));
// if (i.D.RA) {
// ea = jit_insn_add(f, e.gpr_value(i.D.RA), ea);
// }
// GpVar v = e.ReadMemory(i.address, ea, 8, false);
// v = b.CreateBitCast(v, jit_type_float64);
// e.update_fpr_value(i.D.RT, v);
GpVar ea(c.newGpVar());
if (i.D.RA) {
c.mov(ea, e.gpr_value(i.D.RA));
c.add(ea, imm(XEEXTS16(i.D.DS)));
} else {
c.mov(ea, imm(XEEXTS16(i.D.DS)));
}
GpVar v = e.ReadMemory(i.address, ea, 8, false);
XmmVar xmm_v(c.newXmmVar());
c.save(v); // Force to memory.
c.movq(xmm_v, v.m64());
e.update_fpr_value(i.D.RT, xmm_v);
// return 0;
// }
return 0;
}
// XEEMITTER(lfdu, 0xCC000000, D )(X64Emitter& e, X86Compiler& c, InstrData& i) {
// // EA <- (RA) + EXTS(D)
@ -1219,7 +1224,7 @@ void X64RegisterEmitCategoryMemory() {
XEREGISTERINSTR(stdcx, 0x7C0001AD);
XEREGISTERINSTR(stwcx, 0x7C00012D);
XEREGISTERINSTR(sync, 0x7C0004AC);
// XEREGISTERINSTR(lfd, 0xC8000000);
XEREGISTERINSTR(lfd, 0xC8000000);
// XEREGISTERINSTR(lfdu, 0xCC000000);
// XEREGISTERINSTR(lfdux, 0x7C0004EE);
// XEREGISTERINSTR(lfdx, 0x7C0004AE);

30
src/xenia/cpu/x64/x64_emitter.cc
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@ -254,7 +254,7 @@ int X64Emitter::MakeFunction(FunctionSymbol* symbol) {
locals_.gpr[n] = GpVar();
}
for (size_t n = 0; n < XECOUNT(locals_.fpr); n++) {
locals_.fpr[n] = GpVar();
locals_.fpr[n] = XmmVar();
}
// Setup function. All share the same signature.
@ -1039,7 +1039,7 @@ void X64Emitter::SetupLocals() {
for (int n = 0; n < 32; n++) {
if (fpr_t & 3) {
xesnprintfa(name, XECOUNT(name), "f%d", n);
locals_.fpr[n] = c.newGpVar(kX86VarTypeXmmSD, name);
locals_.fpr[n] = c.newXmmVar(kX86VarTypeXmmSD, name);
}
fpr_t >>= 2;
}
@ -1126,8 +1126,8 @@ void X64Emitter::FillRegisters() {
if (FLAGS_annotate_disassembly) {
c.comment("Filling f%d", n);
}
c.mov(locals_.fpr[n],
qword_ptr(c.getGpArg(0), offsetof(xe_ppc_state_t, f) + 8 * n));
c.movq(locals_.fpr[n],
qword_ptr(c.getGpArg(0), offsetof(xe_ppc_state_t, f) + 8 * n));
}
}
}
@ -1212,13 +1212,13 @@ void X64Emitter::SpillRegisters() {
}
for (uint32_t n = 0; n < XECOUNT(locals_.fpr); n++) {
GpVar& v = locals_.fpr[n];
XmmVar& v = locals_.fpr[n];
if (v.getId() != kInvalidValue) {
if (FLAGS_annotate_disassembly) {
c.comment("Spilling f%d", n);
}
c.mov(qword_ptr(c.getGpArg(0), offsetof(xe_ppc_state_t, f) + 8 * n),
v);
c.movq(qword_ptr(c.getGpArg(0), offsetof(xe_ppc_state_t, f) + 8 * n),
v);
}
}
}
@ -1501,29 +1501,29 @@ void X64Emitter::update_gpr_value(uint32_t n, GpVar& value) {
}
}
GpVar X64Emitter::fpr_value(uint32_t n) {
XmmVar X64Emitter::fpr_value(uint32_t n) {
X86Compiler& c = compiler_;
XEASSERT(n >= 0 && n < 32);
if (FLAGS_cache_registers) {
XEASSERT(locals_.fpr[n].getId() != kInvalidValue);
return locals_.fpr[n];
} else {
GpVar value(c.newGpVar());
c.mov(value,
qword_ptr(c.getGpArg(0), offsetof(xe_ppc_state_t, f) + 8 * n));
XmmVar value(c.newXmmVar());
c.movq(value,
qword_ptr(c.getGpArg(0), offsetof(xe_ppc_state_t, f) + 8 * n));
return value;
}
}
void X64Emitter::update_fpr_value(uint32_t n, GpVar& value) {
void X64Emitter::update_fpr_value(uint32_t n, XmmVar& value) {
X86Compiler& c = compiler_;
XEASSERT(n >= 0 && n < 32);
if (FLAGS_cache_registers) {
XEASSERT(locals_.fpr[n].getId() != kInvalidValue);
c.mov(locals_.fpr[n], value);
c.movq(locals_.fpr[n], value);
} else {
c.mov(qword_ptr(c.getGpArg(0), offsetof(xe_ppc_state_t, f) + 8 * n),
value);
c.movq(qword_ptr(c.getGpArg(0), offsetof(xe_ppc_state_t, f) + 8 * n),
value);
}
}

20
src/xenia/cpu/x64/x64_emitter.h
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@ -80,8 +80,8 @@ public:
AsmJit::GpVar gpr_value(uint32_t n);
void update_gpr_value(uint32_t n, AsmJit::GpVar& value);
AsmJit::GpVar fpr_value(uint32_t n);
void update_fpr_value(uint32_t n, AsmJit::GpVar& value);
AsmJit::XmmVar fpr_value(uint32_t n);
void update_fpr_value(uint32_t n, AsmJit::XmmVar& value);
AsmJit::GpVar TouchMemoryAddress(uint32_t cia, AsmJit::GpVar& addr);
AsmJit::GpVar ReadMemory(
@ -126,15 +126,15 @@ private:
ppc::InstrAccessBits access_bits_;
struct {
AsmJit::GpVar indirection_target;
AsmJit::GpVar indirection_cia;
AsmJit::GpVar indirection_target;
AsmJit::GpVar indirection_cia;
AsmJit::GpVar xer;
AsmJit::GpVar lr;
AsmJit::GpVar ctr;
AsmJit::GpVar cr[8];
AsmJit::GpVar gpr[32];
AsmJit::GpVar fpr[32];
AsmJit::GpVar xer;
AsmJit::GpVar lr;
AsmJit::GpVar ctr;
AsmJit::GpVar cr[8];
AsmJit::GpVar gpr[32];
AsmJit::XmmVar fpr[32];
} locals_;
};