From f18f6cd0a214ca661dacfacc3f1402c6a7450dc5 Mon Sep 17 00:00:00 2001 From: Sintendo Date: Tue, 2 Nov 2021 00:39:02 +0100 Subject: [PATCH] Jit64: divwx - Improve comments --- Source/Core/Core/PowerPC/Jit64/Jit_Integer.cpp | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/Source/Core/Core/PowerPC/Jit64/Jit_Integer.cpp b/Source/Core/Core/PowerPC/Jit64/Jit_Integer.cpp index 7cc7723b76..d34b432db9 100644 --- a/Source/Core/Core/PowerPC/Jit64/Jit_Integer.cpp +++ b/Source/Core/Core/PowerPC/Jit64/Jit_Integer.cpp @@ -1496,15 +1496,18 @@ void Jit64::divwx(UGeckoInstruction inst) X64Reg tmp = RSCRATCH; if (!Ra.IsSimpleReg()) { + // Load dividend from memory MOV(32, R(tmp), Ra); MOV(32, Rd, R(tmp)); } else if (d == a) { + // Make a copy of the dividend MOV(32, R(tmp), Ra); } else { + // Copy dividend directly into destination MOV(32, Rd, Ra); tmp = Ra.GetSimpleReg(); } @@ -1538,11 +1541,11 @@ void Jit64::divwx(UGeckoInstruction inst) else if (d == a) { // Rd holds the dividend, while RSCRATCH holds the sum - // This is opposite of the other cases + // This is the reverse of the other cases dividend = Rd; sum = RSCRATCH; src = RSCRATCH; - // Negate condition to compensate the swapped values + // Negate condition to compensate for the swapped values cond = CC_S; } else