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vsldoi.

This commit is contained in:
Ben Vanik 2013-10-06 11:19:02 -07:00 committed by U-noxa-pc\noxa
parent cdb13775e2
commit 9ebbc3535f
2 changed files with 45 additions and 5 deletions
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13
src/xenia/cpu/ppc/instr.h
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@ -332,6 +332,19 @@ typedef struct {
} VX128_4;
// kXEPPCInstrFormatVX128_5
struct {
// VD128 = VD128l | (VD128h << 5)
// VA128 = VA128l | (VA128h << 5) | (VA128H << 6)
// VB128 = VB128l | (VB128h << 5)
uint32_t VB128h : 2;
uint32_t VD128h : 2;
uint32_t : 1;
uint32_t VA128h : 1;
uint32_t SH : 4;
uint32_t VA128H : 1;
uint32_t VB128l : 5;
uint32_t VA128l : 5;
uint32_t VD128l : 5;
uint32_t : 6;
} VX128_5;
// kXEPPCInstrFormatVX128_P
struct {

37
src/xenia/cpu/x64/x64_emit_altivec.cc
View File

@ -48,6 +48,10 @@ namespace x64 {
#define VX128_3_VD128 (i.VX128_3.VD128l | (i.VX128_3.VD128h << 5))
#define VX128_3_VB128 (i.VX128_3.VB128l | (i.VX128_3.VB128h << 5))
#define VX128_3_IMM (i.VX128_3.IMM)
#define VX128_5_VD128 (i.VX128_5.VD128l | (i.VX128_5.VD128h << 5))
#define VX128_5_VA128 (i.VX128_5.VA128l | (i.VX128_5.VA128h << 5))
#define VX128_5_VB128 (i.VX128_5.VB128l | (i.VX128_5.VB128h << 5))
#define VX128_5_SH (i.VX128_5.SH)
#define VX128_R_VD128 (i.VX128_R.VD128l | (i.VX128_R.VD128h << 5))
#define VX128_R_VA128 (i.VX128_R.VA128l | (i.VX128_R.VA128h << 5) | (i.VX128_R.VA128H << 6))
#define VX128_R_VB128 (i.VX128_R.VB128l | (i.VX128_R.VB128h << 5))
@ -1184,7 +1188,6 @@ __m128i __emulated_vperm(__m128i va, __m128i vb, __m128i vc) {
}
int InstrEmit_vperm_(X64Emitter& e, X86Compiler& c, uint32_t vd, uint32_t va, uint32_t vb, uint32_t vc) {
// Call emulation function.
XmmVar tva(c.newXmmVar()), tvb(c.newXmmVar()), tvc(c.newXmmVar());
GpVar pva(c.newGpVar()), pvb(c.newGpVar()), pvc(c.newGpVar());
c.lea(pva, e.vr_value(va).m128());
c.lea(pvb, e.vr_value(vb).m128());
@ -1453,13 +1456,37 @@ XEEMITTER(vslb, 0x10000104, VX )(X64Emitter& e, X86Compiler& c, Instr
return 1;
}
int InstrEmit_vsldoi_(X64Emitter& e, X86Compiler& c, uint32_t vd, uint32_t va, uint32_t vb, uint32_t sh) {
// (VD) <- ((VA) || (VB)) << (SH << 3)
if (!sh) {
// No shift?
e.update_vr_value(vd, e.vr_value(va));
e.TraceVR(vd, va, vb);
return 0;
}
XmmVar v(c.newXmmVar());
c.movaps(v, e.vr_value(va));
XmmVar v_r(c.newXmmVar());
c.movaps(v_r, e.vr_value(vb));
// (VA << SH) OR (VB >> (16 - SH))
GpVar gt(c.newGpVar());
c.xor_(gt, gt);
c.pinsrb(v, gt.r8(), imm(15));
c.pinsrb(v_r, gt.r8(), imm(0));
c.mov(gt, imm((sysint_t)&__lvsl_table_left[sh]));
c.pshufb(v, xmmword_ptr(gt));
c.mov(gt, imm((sysint_t)&__lvsl_table_right[sh]));
c.pshufb(v_r, xmmword_ptr(gt));
c.por(v, v_r);
e.update_vr_value(vd, v);
e.TraceVR(vd, va, vb);
return 0;
}
XEEMITTER(vsldoi, 0x1000002C, VXA )(X64Emitter& e, X86Compiler& c, InstrData& i) {
XEINSTRNOTIMPLEMENTED();
return 1;
return InstrEmit_vsldoi_(e, c, i.VXA.VD, i.VXA.VA, i.VXA.VB, i.VXA.VC & 0xF);
}
XEEMITTER(vsldoi128, VX128_5(4, 16), VX128_5)(X64Emitter& e, X86Compiler& c, InstrData& i) {
XEINSTRNOTIMPLEMENTED();
return 1;
return InstrEmit_vsldoi_(e, c, VX128_5_VD128, VX128_5_VA128, VX128_5_VB128, VX128_5_SH);
}
XEEMITTER(vslh, 0x10000144, VX )(X64Emitter& e, X86Compiler& c, InstrData& i) {