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authorAli Saidi <Ali.Saidi@ARM.com>2011-01-18 16:30:02 -0600
committerAli Saidi <Ali.Saidi@ARM.com>2011-01-18 16:30:02 -0600
commit0f9a3671b6d12f887501bc80ca50bb23c383686d (patch)
tree5406b672b12e85c0654362272350cb50057be595 /src/arch/arm
parent96375409ea7a5593ddd7f4f723db349921f35142 (diff)
downloadgem5-0f9a3671b6d12f887501bc80ca50bb23c383686d.tar.xz
ARM: Add support for moving predicated false dest operands from sources.
Diffstat (limited to 'src/arch/arm')
-rw-r--r--src/arch/arm/isa/insts/misc.isa3
-rw-r--r--src/arch/arm/isa/templates/basic.isa5
-rw-r--r--src/arch/arm/isa/templates/branch.isa30
-rw-r--r--src/arch/arm/isa/templates/macromem.isa60
-rw-r--r--src/arch/arm/isa/templates/mem.isa60
-rw-r--r--src/arch/arm/isa/templates/misc.isa65
-rw-r--r--src/arch/arm/isa/templates/mult.isa10
-rw-r--r--src/arch/arm/isa/templates/neon.isa25
-rw-r--r--src/arch/arm/isa/templates/pred.isa15
-rw-r--r--src/arch/arm/isa/templates/vfp.isa20
-rw-r--r--src/arch/arm/registers.hh6
11 files changed, 296 insertions, 3 deletions
diff --git a/src/arch/arm/isa/insts/misc.isa b/src/arch/arm/isa/insts/misc.isa
index a1cf895f8..68320d3c5 100644
--- a/src/arch/arm/isa/insts/misc.isa
+++ b/src/arch/arm/isa/insts/misc.isa
@@ -467,8 +467,7 @@ let {{
exec_output += PredOpExecute.subst(usada8Iop)
bkptCode = 'return new PrefetchAbort(PC, ArmFault::DebugEvent);\n'
- bkptIop = InstObjParams("bkpt", "BkptInst", "ArmStaticInst",
- bkptCode)
+ bkptIop = InstObjParams("bkpt", "BkptInst", "PredOp", bkptCode)
header_output += BasicDeclare.subst(bkptIop)
decoder_output += BasicConstructor.subst(bkptIop)
exec_output += BasicExecute.subst(bkptIop)
diff --git a/src/arch/arm/isa/templates/basic.isa b/src/arch/arm/isa/templates/basic.isa
index 843f90840..0728b66e3 100644
--- a/src/arch/arm/isa/templates/basic.isa
+++ b/src/arch/arm/isa/templates/basic.isa
@@ -52,6 +52,11 @@ def template BasicConstructor {{
inline %(class_name)s::%(class_name)s(ExtMachInst machInst) : %(base_class)s("%(mnemonic)s", machInst, %(op_class)s)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
}};
diff --git a/src/arch/arm/isa/templates/branch.isa b/src/arch/arm/isa/templates/branch.isa
index a666c28fa..d1f581f51 100644
--- a/src/arch/arm/isa/templates/branch.isa
+++ b/src/arch/arm/isa/templates/branch.isa
@@ -53,6 +53,11 @@ def template BranchImmConstructor {{
: %(base_class)s("%(mnemonic)s", machInst, %(op_class)s, _imm)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
}};
@@ -75,6 +80,11 @@ def template BranchImmCondConstructor {{
_imm, _condCode)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
}};
@@ -94,6 +104,11 @@ def template BranchRegConstructor {{
: %(base_class)s("%(mnemonic)s", machInst, %(op_class)s, _op1)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
}};
@@ -116,6 +131,11 @@ def template BranchRegCondConstructor {{
_op1, _condCode)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
}};
@@ -152,6 +172,11 @@ def template BranchRegRegConstructor {{
: %(base_class)s("%(mnemonic)s", machInst, %(op_class)s, _op1, _op2)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
}};
@@ -173,5 +198,10 @@ def template BranchImmRegConstructor {{
: %(base_class)s("%(mnemonic)s", machInst, %(op_class)s, _imm, _op1)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
}};
diff --git a/src/arch/arm/isa/templates/macromem.isa b/src/arch/arm/isa/templates/macromem.isa
index c7ebfcd06..7620fb871 100644
--- a/src/arch/arm/isa/templates/macromem.isa
+++ b/src/arch/arm/isa/templates/macromem.isa
@@ -69,6 +69,11 @@ def template MicroMemConstructor {{
_ura, _urb, _up, _imm)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
}};
@@ -89,6 +94,11 @@ def template MicroNeonMemDeclare {{
{
memAccessFlags |= extraMemFlags;
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
%(BasicExecDeclare)s
@@ -121,6 +131,11 @@ def template MicroIntConstructor {{
_ura, _urb, _urc)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
}};
@@ -158,6 +173,11 @@ def template MicroNeonMixDeclare {{
_dest, _op1, _step)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
%(BasicExecDeclare)s
@@ -208,6 +228,11 @@ def template MicroNeonMixLaneDeclare {{
_dest, _op1, _step, _lane)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
%(BasicExecDeclare)s
@@ -236,6 +261,11 @@ def template MicroIntMovConstructor {{
_ura, _urb)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
}};
@@ -264,6 +294,11 @@ def template MicroIntImmConstructor {{
_ura, _urb, _imm)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
}};
@@ -286,6 +321,11 @@ def template MicroIntRegConstructor {{
_ura, _urb, _urc, _shiftAmt, _shiftType)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
}};
@@ -317,6 +357,11 @@ def template MacroMemConstructor {{
index, up, user, writeback, load, reglist)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
}};
@@ -341,6 +386,11 @@ def template VMemMultConstructor {{
rn, vd, regs, inc, size, align, rm)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
}};
@@ -364,6 +414,11 @@ def template VMemSingleConstructor {{
rn, vd, regs, inc, size, align, rm, lane)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
}};
@@ -390,6 +445,11 @@ def template MacroVFPMemConstructor {{
vd, single, up, writeback, load, offset)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
}};
diff --git a/src/arch/arm/isa/templates/mem.isa b/src/arch/arm/isa/templates/mem.isa
index ab4f1b01b..66384331b 100644
--- a/src/arch/arm/isa/templates/mem.isa
+++ b/src/arch/arm/isa/templates/mem.isa
@@ -913,6 +913,11 @@ def template RfeConstructor {{
(IntRegIndex)_base, (AddrMode)_mode, _wb)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
#if %(use_uops)d
assert(numMicroops >= 2);
uops = new StaticInstPtr[numMicroops];
@@ -931,6 +936,11 @@ def template SrsConstructor {{
(OperatingMode)_regMode, (AddrMode)_mode, _wb)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
#if %(use_uops)d
assert(numMicroops >= 2);
uops = new StaticInstPtr[numMicroops];
@@ -949,6 +959,11 @@ def template SwapConstructor {{
(IntRegIndex)_dest, (IntRegIndex)_op1, (IntRegIndex)_base)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
}};
@@ -961,6 +976,11 @@ def template LoadStoreDImmConstructor {{
(IntRegIndex)_base, _add, _imm)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
#if %(use_uops)d
assert(numMicroops >= 2);
uops = new StaticInstPtr[numMicroops];
@@ -982,6 +1002,11 @@ def template StoreExDImmConstructor {{
(IntRegIndex)_base, _add, _imm)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
#if %(use_uops)d
assert(numMicroops >= 2);
uops = new StaticInstPtr[numMicroops];
@@ -1001,6 +1026,11 @@ def template LoadStoreImmConstructor {{
(IntRegIndex)_dest, (IntRegIndex)_base, _add, _imm)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
#if %(use_uops)d
assert(numMicroops >= 2);
uops = new StaticInstPtr[numMicroops];
@@ -1021,6 +1051,11 @@ def template StoreExImmConstructor {{
(IntRegIndex)_base, _add, _imm)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
#if %(use_uops)d
assert(numMicroops >= 2);
uops = new StaticInstPtr[numMicroops];
@@ -1044,6 +1079,11 @@ def template StoreDRegConstructor {{
(IntRegIndex)_index)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
#if %(use_uops)d
assert(numMicroops >= 2);
uops = new StaticInstPtr[numMicroops];
@@ -1066,6 +1106,11 @@ def template StoreRegConstructor {{
(IntRegIndex)_index)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
#if %(use_uops)d
assert(numMicroops >= 2);
uops = new StaticInstPtr[numMicroops];
@@ -1089,6 +1134,11 @@ def template LoadDRegConstructor {{
(IntRegIndex)_index)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
#if %(use_uops)d
assert(numMicroops >= 2);
uops = new StaticInstPtr[numMicroops];
@@ -1123,6 +1173,11 @@ def template LoadRegConstructor {{
(IntRegIndex)_index)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
#if %(use_uops)d
assert(numMicroops >= 2);
uops = new StaticInstPtr[numMicroops];
@@ -1164,6 +1219,11 @@ def template LoadImmConstructor {{
(IntRegIndex)_dest, (IntRegIndex)_base, _add, _imm)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
#if %(use_uops)d
assert(numMicroops >= 2);
uops = new StaticInstPtr[numMicroops];
diff --git a/src/arch/arm/isa/templates/misc.isa b/src/arch/arm/isa/templates/misc.isa
index 915dea9b0..0347869f8 100644
--- a/src/arch/arm/isa/templates/misc.isa
+++ b/src/arch/arm/isa/templates/misc.isa
@@ -54,6 +54,11 @@ def template MrsConstructor {{
: %(base_class)s("%(mnemonic)s", machInst, %(op_class)s, _dest)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
}};
@@ -75,6 +80,11 @@ def template MsrRegConstructor {{
: %(base_class)s("%(mnemonic)s", machInst, %(op_class)s, _op1, mask)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
}};
@@ -96,6 +106,11 @@ def template MsrImmConstructor {{
: %(base_class)s("%(mnemonic)s", machInst, %(op_class)s, imm, mask)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
}};
@@ -115,6 +130,11 @@ def template ImmOpConstructor {{
: %(base_class)s("%(mnemonic)s", machInst, %(op_class)s, _imm)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
}};
@@ -135,6 +155,11 @@ def template RegImmOpConstructor {{
: %(base_class)s("%(mnemonic)s", machInst, %(op_class)s, _dest, _imm)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
}};
@@ -156,6 +181,11 @@ def template RegRegOpConstructor {{
: %(base_class)s("%(mnemonic)s", machInst, %(op_class)s, _dest, _op1)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
}};
@@ -182,6 +212,11 @@ def template RegRegRegImmOpConstructor {{
_dest, _op1, _op2, _imm)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
}};
@@ -208,6 +243,11 @@ def template RegRegRegRegOpConstructor {{
_dest, _op1, _op2, _op3)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
}};
@@ -232,6 +272,11 @@ def template RegRegRegOpConstructor {{
_dest, _op1, _op2)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
}};
@@ -257,6 +302,11 @@ def template RegRegImmOpConstructor {{
_dest, _op1, _imm)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
}};
@@ -283,6 +333,11 @@ def template RegRegImmImmOpConstructor {{
_dest, _op1, _imm1, _imm2)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
}};
@@ -307,6 +362,11 @@ def template RegImmRegOpConstructor {{
_dest, _imm, _op1)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
}};
@@ -334,6 +394,11 @@ def template RegImmRegShiftOpConstructor {{
_dest, _imm, _op1, _shiftAmt, _shiftType)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
}};
diff --git a/src/arch/arm/isa/templates/mult.isa b/src/arch/arm/isa/templates/mult.isa
index d5001fb5f..dd4847fd4 100644
--- a/src/arch/arm/isa/templates/mult.isa
+++ b/src/arch/arm/isa/templates/mult.isa
@@ -57,6 +57,11 @@ def template Mult3Constructor {{
_reg0, _reg1, _reg2)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
}};
@@ -82,5 +87,10 @@ def template Mult4Constructor {{
_reg0, _reg1, _reg2, _reg3)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
}};
diff --git a/src/arch/arm/isa/templates/neon.isa b/src/arch/arm/isa/templates/neon.isa
index 0e592c6e4..02c2bb30d 100644
--- a/src/arch/arm/isa/templates/neon.isa
+++ b/src/arch/arm/isa/templates/neon.isa
@@ -59,6 +59,11 @@ class %(class_name)s : public %(base_class)s
_dest, _op1, _op2)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
%(BasicExecDeclare)s
@@ -80,6 +85,11 @@ class %(class_name)s : public %(base_class)s
_dest, _op1, _op2, _imm)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
%(BasicExecDeclare)s
@@ -100,6 +110,11 @@ class %(class_name)s : public %(base_class)s
_dest, _op1, _imm)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
%(BasicExecDeclare)s
@@ -118,6 +133,11 @@ class %(class_name)s : public %(base_class)s
: %(base_class)s("%(mnemonic)s", machInst, %(op_class)s, _dest, _imm)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
%(BasicExecDeclare)s
@@ -138,6 +158,11 @@ class %(class_name)s : public %(base_class)s
_dest, _op1)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
%(BasicExecDeclare)s
diff --git a/src/arch/arm/isa/templates/pred.isa b/src/arch/arm/isa/templates/pred.isa
index b5bdbc40e..c9e7b1803 100644
--- a/src/arch/arm/isa/templates/pred.isa
+++ b/src/arch/arm/isa/templates/pred.isa
@@ -71,6 +71,11 @@ def template DataImmConstructor {{
_dest, _op1, _imm, _rotC)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
}};
@@ -97,6 +102,11 @@ def template DataRegConstructor {{
_dest, _op1, _op2, _shiftAmt, _shiftType)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
}};
@@ -123,6 +133,11 @@ def template DataRegRegConstructor {{
_dest, _op1, _op2, _shift, _shiftType)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
}};
diff --git a/src/arch/arm/isa/templates/vfp.isa b/src/arch/arm/isa/templates/vfp.isa
index 8ccfedd0d..8888dc0ae 100644
--- a/src/arch/arm/isa/templates/vfp.isa
+++ b/src/arch/arm/isa/templates/vfp.isa
@@ -84,6 +84,11 @@ def template FpRegRegOpConstructor {{
_dest, _op1, mode)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
}};
@@ -105,6 +110,11 @@ def template FpRegImmOpConstructor {{
_dest, _imm, mode)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
}};
@@ -130,6 +140,11 @@ def template FpRegRegImmOpConstructor {{
_dest, _op1, _imm, mode)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
}};
@@ -155,5 +170,10 @@ def template FpRegRegRegOpConstructor {{
_dest, _op1, _op2, mode)
{
%(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
}
}};
diff --git a/src/arch/arm/registers.hh b/src/arch/arm/registers.hh
index 61e467e24..30289ff27 100644
--- a/src/arch/arm/registers.hh
+++ b/src/arch/arm/registers.hh
@@ -49,7 +49,11 @@
namespace ArmISA {
-using ArmISAInst::MaxInstSrcRegs;
+
+// For a predicated instruction, we need all the
+// destination registers to also be sources
+const int MaxInstSrcRegs = ArmISAInst::MaxInstDestRegs +
+ ArmISAInst::MaxInstSrcRegs;
using ArmISAInst::MaxInstDestRegs;
typedef uint16_t RegIndex;