mtspr fall through to interpreter not needed for basic SPRs

dolphin-emu · Sep 30, 2013 · cd99e5e · cd99e5e
1 parent d261dfa
commit cd99e5e
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Showing 2 changed files with 26 additions and 0 deletions.
diff --git a/Source/Core/Core/Src/PowerPC/Jit64/Jit_SystemRegisters.cpp b/Source/Core/Core/Src/PowerPC/Jit64/Jit_SystemRegisters.cpp
@@ -26,6 +26,19 @@ void Jit64::mtspr(UGeckoInstruction inst)
 
 	switch (iIndex)
 	{
+
+	case SPR_DMAU:
+
+	case SPR_SPRG0:
+	case SPR_SPRG1:
+	case SPR_SPRG2:
+	case SPR_SPRG3:
+
+	case SPR_SRR0:
+	case SPR_SRR1:
+		// These are safe to do the easy way, see the bottom of this function.
+		break;
+
 	case SPR_LR:
 	case SPR_CTR:
 	case SPR_XER:

diff --git a/Source/Core/Core/Src/PowerPC/JitArm32/JitArm_SystemRegisters.cpp b/Source/Core/Core/Src/PowerPC/JitArm32/JitArm_SystemRegisters.cpp
@@ -36,6 +36,19 @@ void JitArm::mtspr(UGeckoInstruction inst)
 
 	switch (iIndex)
 	{
+
+	case SPR_DMAU:
+
+	case SPR_SPRG0:
+	case SPR_SPRG1:
+	case SPR_SPRG2:
+	case SPR_SPRG3:
+
+	case SPR_SRR0:
+	case SPR_SRR1:
+		// These are safe to do the easy way, see the bottom of this function.
+		break;
+
 	case SPR_LR:
 	case SPR_CTR:
 	case SPR_XER: