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-rw-r--r--Source/Core/Core/PowerPC/Jit64/Jit_Integer.cpp43
1 files changed, 25 insertions, 18 deletions
diff --git a/Source/Core/Core/PowerPC/Jit64/Jit_Integer.cpp b/Source/Core/Core/PowerPC/Jit64/Jit_Integer.cpp
index 370ab5c671..65d2a4296b 100644
--- a/Source/Core/Core/PowerPC/Jit64/Jit_Integer.cpp
+++ b/Source/Core/Core/PowerPC/Jit64/Jit_Integer.cpp
@@ -16,6 +16,7 @@
#include "Common/x64Emitter.h"
#include "Core/CoreTiming.h"
+#include "Core/PowerPC/ConditionRegister.h"
#include "Core/PowerPC/Interpreter/ExceptionUtils.h"
#include "Core/PowerPC/Interpreter/Interpreter.h"
#include "Core/PowerPC/Jit64/RegCache/JitRegCache.h"
@@ -453,32 +454,31 @@ void Jit64::DoMergedBranchCondition()
js.downcountAmount++;
js.skipInstructions = 1;
const UGeckoInstruction& next = js.op[1].inst;
- int test_bit = 8 >> (next.BI & 3);
+ int test_bit = 3 - (next.BI & 3);
bool condition = !!(next.BO & BO_BRANCH_IF_TRUE);
const u32 nextPC = js.op[1].address;
ASSERT(gpr.IsAllUnlocked());
FixupBranch pDontBranch;
- if (test_bit & 8)
+ switch (test_bit)
{
+ case PowerPC::CR_LT_BIT:
// Test < 0, so jump over if >= 0.
pDontBranch = J_CC(condition ? CC_GE : CC_L, Jump::Near);
- }
- else if (test_bit & 4)
- {
+ break;
+ case PowerPC::CR_GT_BIT:
// Test > 0, so jump over if <= 0.
pDontBranch = J_CC(condition ? CC_LE : CC_G, Jump::Near);
- }
- else if (test_bit & 2)
- {
+ break;
+ case PowerPC::CR_EQ_BIT:
// Test = 0, so jump over if != 0.
pDontBranch = J_CC(condition ? CC_NE : CC_E, Jump::Near);
- }
- else
- {
+ break;
+ case PowerPC::CR_SO_BIT:
// SO bit, do not branch (we don't emulate SO for cmp).
pDontBranch = J(Jump::Near);
+ break;
}
{
@@ -516,21 +516,28 @@ void Jit64::DoMergedBranchImmediate(s64 val)
js.downcountAmount++;
js.skipInstructions = 1;
const UGeckoInstruction& next = js.op[1].inst;
- int test_bit = 8 >> (next.BI & 3);
+ int test_bit = 3 - (next.BI & 3);
bool condition = !!(next.BO & BO_BRANCH_IF_TRUE);
const u32 nextPC = js.op[1].address;
ASSERT(gpr.IsAllUnlocked());
- bool branch;
- if (test_bit & 8)
+ bool branch = false;
+ switch (test_bit)
+ {
+ case PowerPC::CR_LT_BIT:
branch = condition ? val < 0 : val >= 0;
- else if (test_bit & 4)
+ break;
+ case PowerPC::CR_GT_BIT:
branch = condition ? val > 0 : val <= 0;
- else if (test_bit & 2)
+ break;
+ case PowerPC::CR_EQ_BIT:
branch = condition ? val == 0 : val != 0;
- else // SO bit, do not branch (we don't emulate SO for cmp).
- branch = false;
+ break;
+ case PowerPC::CR_SO_BIT:
+ // SO bit, do not branch (we don't emulate SO for cmp).
+ break;
+ }
if (branch)
{