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authorLioncash <mathew1800@gmail.com>2015-07-26 02:19:39 +0200
committerLioncash <mathew1800@gmail.com>2015-07-26 02:35:18 +0200
commit0191c26521930d439d5474dd2e861ef595405147 (patch)
tree2804060011f6f34e5ca71f7c25ecd5206a5be524 /src/core/arm/skyeye_common
parentdyncom: Move arminit.cpp and armsupp.cpp into skyeye_common (diff)
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Diffstat (limited to 'src/core/arm/skyeye_common')
-rw-r--r--src/core/arm/skyeye_common/armdefs.h34
-rw-r--r--src/core/arm/skyeye_common/armmmu.h1
-rw-r--r--src/core/arm/skyeye_common/armsupp.cpp9
-rw-r--r--src/core/arm/skyeye_common/armsupp.h42
4 files changed, 48 insertions, 38 deletions
diff --git a/src/core/arm/skyeye_common/armdefs.h b/src/core/arm/skyeye_common/armdefs.h
index a0ec108c7..f183b5098 100644
--- a/src/core/arm/skyeye_common/armdefs.h
+++ b/src/core/arm/skyeye_common/armdefs.h
@@ -22,9 +22,6 @@
#include "common/common_types.h"
#include "core/arm/skyeye_common/arm_regformat.h"
-#define BITS(s, a, b) ((s << ((sizeof(s) * 8 - 1) - b)) >> (sizeof(s) * 8 - b + a - 1))
-#define BIT(s, n) ((s >> (n)) & 1)
-
// Signal levels
enum {
LOW = 0,
@@ -47,9 +44,6 @@ enum {
ABORT_BASE_UPDATED = 2
};
-#define POS(i) ( (~(i)) >> 31 )
-#define NEG(i) ( (i) >> 31 )
-
typedef u64 ARMdword; // must be 64 bits wide
typedef u32 ARMword; // must be 32 bits wide
typedef u16 ARMhword; // must be 16 bits wide
@@ -288,31 +282,3 @@ enum {
ONCE = 2, // Execute just one iteration
RUN = 3 // Continuous execution
};
-
-
-bool AddOverflow(ARMword, ARMword, ARMword);
-bool SubOverflow(ARMword, ARMword, ARMword);
-
-void ARMul_SelectProcessor(ARMul_State*, unsigned);
-
-u32 AddWithCarry(u32, u32, u32, bool*, bool*);
-bool ARMul_AddOverflowQ(ARMword, ARMword);
-
-u8 ARMul_SignedSaturatedAdd8(u8, u8);
-u8 ARMul_SignedSaturatedSub8(u8, u8);
-u16 ARMul_SignedSaturatedAdd16(u16, u16);
-u16 ARMul_SignedSaturatedSub16(u16, u16);
-
-u8 ARMul_UnsignedSaturatedAdd8(u8, u8);
-u16 ARMul_UnsignedSaturatedAdd16(u16, u16);
-u8 ARMul_UnsignedSaturatedSub8(u8, u8);
-u16 ARMul_UnsignedSaturatedSub16(u16, u16);
-u8 ARMul_UnsignedAbsoluteDifference(u8, u8);
-u32 ARMul_SignedSatQ(s32, u8, bool*);
-u32 ARMul_UnsignedSatQ(s32, u8, bool*);
-
-bool InBigEndianMode(ARMul_State*);
-bool InAPrivilegedMode(ARMul_State*);
-
-u32 ReadCP15Register(ARMul_State* cpu, u32 crn, u32 opcode_1, u32 crm, u32 opcode_2);
-void WriteCP15Register(ARMul_State* cpu, u32 value, u32 crn, u32 opcode_1, u32 crm, u32 opcode_2);
diff --git a/src/core/arm/skyeye_common/armmmu.h b/src/core/arm/skyeye_common/armmmu.h
index c67d7209b..6aa2e0771 100644
--- a/src/core/arm/skyeye_common/armmmu.h
+++ b/src/core/arm/skyeye_common/armmmu.h
@@ -24,6 +24,7 @@
#include "core/memory.h"
#include "core/arm/skyeye_common/armdefs.h"
+#include "core/arm/skyeye_common/armsupp.h"
// Register numbers in the MMU
enum
diff --git a/src/core/arm/skyeye_common/armsupp.cpp b/src/core/arm/skyeye_common/armsupp.cpp
index 83f7f3e2c..e1d4509c4 100644
--- a/src/core/arm/skyeye_common/armsupp.cpp
+++ b/src/core/arm/skyeye_common/armsupp.cpp
@@ -18,8 +18,9 @@
#include "common/logging/log.h"
#include "core/mem_map.h"
-#include "core/arm/skyeye_common/armdefs.h"
#include "core/arm/skyeye_common/arm_regformat.h"
+#include "core/arm/skyeye_common/armdefs.h"
+#include "core/arm/skyeye_common/armsupp.h"
// Unsigned sum of absolute difference
u8 ARMul_UnsignedAbsoluteDifference(u8 left, u8 right)
@@ -47,21 +48,21 @@ u32 AddWithCarry(u32 left, u32 right, u32 carry_in, bool* carry_out_occurred, bo
}
// Compute whether an addition of A and B, giving RESULT, overflowed.
-bool AddOverflow(ARMword a, ARMword b, ARMword result)
+bool AddOverflow(u32 a, u32 b, u32 result)
{
return ((NEG(a) && NEG(b) && POS(result)) ||
(POS(a) && POS(b) && NEG(result)));
}
// Compute whether a subtraction of A and B, giving RESULT, overflowed.
-bool SubOverflow(ARMword a, ARMword b, ARMword result)
+bool SubOverflow(u32 a, u32 b, u32 result)
{
return ((NEG(a) && POS(b) && POS(result)) ||
(POS(a) && NEG(b) && NEG(result)));
}
// Returns true if the Q flag should be set as a result of overflow.
-bool ARMul_AddOverflowQ(ARMword a, ARMword b)
+bool ARMul_AddOverflowQ(u32 a, u32 b)
{
u32 result = a + b;
if (((result ^ a) & (u32)0x80000000) && ((a ^ b) & (u32)0x80000000) == 0)
diff --git a/src/core/arm/skyeye_common/armsupp.h b/src/core/arm/skyeye_common/armsupp.h
new file mode 100644
index 000000000..d82b21107
--- /dev/null
+++ b/src/core/arm/skyeye_common/armsupp.h
@@ -0,0 +1,42 @@
+// Copyright 2014 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include "common/common_types.h"
+
+struct ARMul_State;
+
+#define BITS(s, a, b) ((s << ((sizeof(s) * 8 - 1) - b)) >> (sizeof(s) * 8 - b + a - 1))
+#define BIT(s, n) ((s >> (n)) & 1)
+
+#define POS(i) ( (~(i)) >> 31 )
+#define NEG(i) ( (i) >> 31 )
+
+bool AddOverflow(u32, u32, u32);
+bool SubOverflow(u32, u32, u32);
+
+void ARMul_SelectProcessor(ARMul_State*, unsigned);
+
+u32 AddWithCarry(u32, u32, u32, bool*, bool*);
+bool ARMul_AddOverflowQ(u32, u32);
+
+u8 ARMul_SignedSaturatedAdd8(u8, u8);
+u8 ARMul_SignedSaturatedSub8(u8, u8);
+u16 ARMul_SignedSaturatedAdd16(u16, u16);
+u16 ARMul_SignedSaturatedSub16(u16, u16);
+
+u8 ARMul_UnsignedSaturatedAdd8(u8, u8);
+u16 ARMul_UnsignedSaturatedAdd16(u16, u16);
+u8 ARMul_UnsignedSaturatedSub8(u8, u8);
+u16 ARMul_UnsignedSaturatedSub16(u16, u16);
+u8 ARMul_UnsignedAbsoluteDifference(u8, u8);
+u32 ARMul_SignedSatQ(s32, u8, bool*);
+u32 ARMul_UnsignedSatQ(s32, u8, bool*);
+
+bool InBigEndianMode(ARMul_State*);
+bool InAPrivilegedMode(ARMul_State*);
+
+u32 ReadCP15Register(ARMul_State* cpu, u32 crn, u32 opcode_1, u32 crm, u32 opcode_2);
+void WriteCP15Register(ARMul_State* cpu, u32 value, u32 crn, u32 opcode_1, u32 crm, u32 opcode_2);