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authorbunnei <bunneidev@gmail.com>2014-12-19 22:46:56 +0100
committerbunnei <bunneidev@gmail.com>2014-12-19 22:46:56 +0100
commit245abb412501e231aee2fef5ffa96e728250edbb (patch)
tree8b6144c1fdc3664d9f4ecff5a1e986e0dc6cb2ac /src/core/arm/interpreter
parentMerge pull request #305 from lioncash/paren (diff)
parentarmemu: Narrow the scope of some variables in handle_v6_insn (diff)
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Diffstat (limited to 'src/core/arm/interpreter')
-rw-r--r--src/core/arm/interpreter/armemu.cpp21
1 files changed, 9 insertions, 12 deletions
diff --git a/src/core/arm/interpreter/armemu.cpp b/src/core/arm/interpreter/armemu.cpp
index 56040a4eb..63cfd03c6 100644
--- a/src/core/arm/interpreter/armemu.cpp
+++ b/src/core/arm/interpreter/armemu.cpp
@@ -5681,11 +5681,8 @@ L_stm_s_takeabort:
/* Attempt to emulate an ARMv6 instruction.
Returns non-zero upon success. */
- static int
- handle_v6_insn (ARMul_State * state, ARMword instr) {
- ARMword lhs, temp;
-
- switch (BITS (20, 27)) {
+ static int handle_v6_insn(ARMul_State* state, ARMword instr) {
+ switch (BITS(20, 27)) {
case 0x03:
printf ("Unhandled v6 insn: ldr\n");
break;
@@ -5719,7 +5716,7 @@ L_stm_s_takeabort:
/* strex */
u32 l = LHSReg;
u32 r = RHSReg;
- lhs = LHS;
+ u32 lhs = LHS;
bool enter = false;
@@ -5744,7 +5741,7 @@ L_stm_s_takeabort:
case 0x19:
/* ldrex */
if (BITS(4, 7) == 0x9) {
- lhs = LHS;
+ u32 lhs = LHS;
state->currentexaddr = lhs;
state->currentexval = ARMul_ReadWord(state, lhs);
@@ -5763,7 +5760,7 @@ L_stm_s_takeabort:
case 0x1c:
if (BITS(4, 7) == 0x9) {
/* strexb */
- lhs = LHS;
+ u32 lhs = LHS;
bool enter = false;
@@ -5793,11 +5790,11 @@ L_stm_s_takeabort:
case 0x1d:
if ((BITS(4, 7)) == 0x9) {
/* ldrexb */
- temp = LHS;
- LoadByte(state, instr, temp, LUNSIGNED);
+ u32 lhs = LHS;
+ LoadByte(state, instr, lhs, LUNSIGNED);
- state->currentexaddr = temp;
- state->currentexval = (u32)ARMul_ReadByte(state, temp);
+ state->currentexaddr = lhs;
+ state->currentexval = (u32)ARMul_ReadByte(state, lhs);
//state->Reg[BITS(12, 15)] = ARMul_LoadByte(state, state->Reg[BITS(16, 19)]);
//printf("ldrexb\n");