JitArm64: Track single precision in ps_res.

1 files changed, 9 insertions, 3 deletions

diff --git a/Source/Core/Core/PowerPC/JitArm64/JitArm64_Paired.cpp b/Source/Core/Core/PowerPC/JitArm64/JitArm64_Paired.cpp
index cf7360ab4f..d79a2e11b1 100644
--- a/Source/Core/Core/PowerPC/JitArm64/JitArm64_Paired.cpp
+++ b/Source/Core/Core/PowerPC/JitArm64/JitArm64_Paired.cpp
@@ -159,10 +159,16 @@ void JitArm64::ps_res(UGeckoInstruction inst)
 
 	u32 b = inst.FB, d = inst.FD;
 
-	ARM64Reg VB = fpr.R(b, REG_REG);
-	ARM64Reg VD = fpr.RW(d, REG_REG);
+	bool singles = fpr.IsSingle(b);
+	RegType type = singles ? REG_REG_SINGLE : REG_REG;
+	u8 size = singles ? 32 : 64;
+	ARM64Reg (*reg_encoder)(ARM64Reg) = singles ? EncodeRegToDouble : EncodeRegToQuad;
+
+	ARM64Reg VB = fpr.R(b, type);
+	ARM64Reg VD = fpr.RW(d, type);
+
+	m_float_emit.FRSQRTE(size, reg_encoder(VD), reg_encoder(VB));
 
-	m_float_emit.FRSQRTE(64, VD, VB);
 	fpr.FixSinglePrecision(d);
 }