[ARM] ps_div implementation.

dolphin-emu · Sep 24, 2013 · 3b1b0d3 · 3b1b0d3
1 parent 94a731b
commit 3b1b0d3
Show file tree

Hide file tree

Showing 3 changed files with 22 additions and 1 deletion.
diff --git a/Source/Core/Core/Src/PowerPC/JitArm32/Jit.h b/Source/Core/Core/Src/PowerPC/JitArm32/Jit.h
@@ -222,6 +222,7 @@ class JitArm : public JitBase, public ArmGen::ARMXCodeBlock
 
 	// Paired Singles
 	void ps_add(UGeckoInstruction _inst);
+	void ps_div(UGeckoInstruction _inst);
 	void ps_sum0(UGeckoInstruction _inst);
 	void ps_sum1(UGeckoInstruction _inst);
 	void ps_madd(UGeckoInstruction _inst);

diff --git a/Source/Core/Core/Src/PowerPC/JitArm32/JitArm_Paired.cpp b/Source/Core/Core/Src/PowerPC/JitArm32/JitArm_Paired.cpp
@@ -149,6 +149,26 @@ void JitArm::ps_add(UGeckoInstruction inst)
 	VADD(vD1, vA1, vB1);
 }
 
+void JitArm::ps_div(UGeckoInstruction inst)
+{
+	INSTRUCTION_START
+	JITDISABLE(bJITPairedOff)
+
+	u32 a = inst.FA, b = inst.FB, d = inst.FD;
+	if (inst.Rc){
+		Default(inst); return;
+	}
+	ARMReg vA0 = fpr.R0(a);
+	ARMReg vA1 = fpr.R1(a);
+	ARMReg vB0 = fpr.R0(b);
+	ARMReg vB1 = fpr.R1(b);
+	ARMReg vD0 = fpr.R0(d, false);
+	ARMReg vD1 = fpr.R1(d, false);
+
+	VDIV(vD0, vA0, vB0);
+	VDIV(vD1, vA1, vB1);
+}
+
 void JitArm::ps_nmadd(UGeckoInstruction inst)
 {
 	INSTRUCTION_START

diff --git a/Source/Core/Core/Src/PowerPC/JitArm32/JitArm_Tables.cpp b/Source/Core/Core/Src/PowerPC/JitArm32/JitArm_Tables.cpp
@@ -149,7 +149,7 @@ static GekkoOPTemplate table4_2[] =
 	{13, &JitArm::ps_muls1}, //"ps_muls1",  OPTYPE_PS, 0}},
 	{14, &JitArm::ps_madds0}, //"ps_madds0", OPTYPE_PS, 0}},
 	{15, &JitArm::ps_madds1}, //"ps_madds1", OPTYPE_PS, 0}},
-	{18, &JitArm::Default}, //"ps_div",    OPTYPE_PS, 0, 16}},
+	{18, &JitArm::ps_div}, //"ps_div",    OPTYPE_PS, 0, 16}},
 	{20, &JitArm::ps_sub}, //"ps_sub",    OPTYPE_PS, 0}},
 	{21, &JitArm::ps_add}, //"ps_add",    OPTYPE_PS, 0}},
 	{23, &JitArm::ps_sel}, //"ps_sel",    OPTYPE_PS, 0}},