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-rw-r--r--src/arch/alpha/isa/decoder.isa76
1 files changed, 36 insertions, 40 deletions
diff --git a/src/arch/alpha/isa/decoder.isa b/src/arch/alpha/isa/decoder.isa
index 106290784..4bbf83cce 100644
--- a/src/arch/alpha/isa/decoder.isa
+++ b/src/arch/alpha/isa/decoder.isa
@@ -202,8 +202,8 @@ decode OPCODE default Unknown::unknown() {
0x6c: decode RA {
31: decode IMM {
1: decode INTIMM {
- // return EV5 for FULL_SYSTEM and EV6 otherwise
- 1: implver({{ Rc = FULL_SYSTEM ? 1 : 2 }});
+ // return EV5 for FullSystem and EV6 otherwise
+ 1: implver({{ Rc = FullSystem ? 1 : 2 }});
}
}
}
@@ -780,7 +780,7 @@ decode OPCODE default Unknown::unknown() {
* the parser to understand that.
*/
uint64_t unused_var M5_VAR_USED = Rb;
- Ra = FULL_SYSTEM ? xc->readMiscReg(IPR_CC) : curTick();
+ Ra = FullSystem ? xc->readMiscReg(IPR_CC) : curTick();
}}, IsUnverifiable);
// All of the barrier instructions below do nothing in
@@ -805,14 +805,14 @@ decode OPCODE default Unknown::unknown() {
0x4400: wmb({{ }}, IsWriteBarrier, MemWriteOp);
}
- 0xe000: decode FULL_SYSTEM {
+ 0xe000: decode FullSystem {
0: FailUnimpl::rc_se();
default: BasicOperate::rc({{
Ra = IntrFlag;
IntrFlag = 0;
}}, IsNonSpeculative, IsUnverifiable);
}
- 0xf000: decode FULL_SYSTEM {
+ 0xf000: decode FullSystem {
0: FailUnimpl::rs_se();
default: BasicOperate::rs({{
Ra = IntrFlag;
@@ -821,43 +821,41 @@ decode OPCODE default Unknown::unknown() {
}
}
-#if FULL_SYSTEM
- 0x00: CallPal::call_pal({{
- if (!palValid ||
- (palPriv
- && xc->readMiscReg(IPR_ICM) != mode_kernel)) {
- // invalid pal function code, or attempt to do privileged
- // PAL call in non-kernel mode
- fault = new UnimplementedOpcodeFault;
- } else {
- // check to see if simulator wants to do something special
- // on this PAL call (including maybe suppress it)
- bool dopal = xc->simPalCheck(palFunc);
-
- if (dopal) {
- xc->setMiscReg(IPR_EXC_ADDR, NPC);
- NPC = xc->readMiscReg(IPR_PAL_BASE) + palOffset;
+ 0x00: decode FullSystem {
+ 0: decode PALFUNC {
+ format EmulatedCallPal {
+ 0x00: halt ({{
+ exitSimLoop("halt instruction encountered");
+ }}, IsNonSpeculative);
+ 0x83: callsys({{
+ xc->syscall(R0);
+ }}, IsSerializeAfter, IsNonSpeculative, IsSyscall);
+ // Read uniq reg into ABI return value register (r0)
+ 0x9e: rduniq({{ R0 = Runiq; }}, IsIprAccess);
+ // Write uniq reg with value from ABI arg register (r16)
+ 0x9f: wruniq({{ Runiq = R16; }}, IsIprAccess);
}
}
- }}, IsNonSpeculative);
-#else
- 0x00: decode PALFUNC {
- format EmulatedCallPal {
- 0x00: halt ({{
- exitSimLoop("halt instruction encountered");
- }}, IsNonSpeculative);
- 0x83: callsys({{
- xc->syscall(R0);
- }}, IsSerializeAfter, IsNonSpeculative, IsSyscall);
- // Read uniq reg into ABI return value register (r0)
- 0x9e: rduniq({{ R0 = Runiq; }}, IsIprAccess);
- // Write uniq reg with value from ABI arg register (r16)
- 0x9f: wruniq({{ Runiq = R16; }}, IsIprAccess);
- }
+ default: CallPal::call_pal({{
+ if (!palValid ||
+ (palPriv
+ && xc->readMiscReg(IPR_ICM) != mode_kernel)) {
+ // invalid pal function code, or attempt to do privileged
+ // PAL call in non-kernel mode
+ fault = new UnimplementedOpcodeFault;
+ } else {
+ // check to see if simulator wants to do something special
+ // on this PAL call (including maybe suppress it)
+ bool dopal = xc->simPalCheck(palFunc);
+
+ if (dopal) {
+ xc->setMiscReg(IPR_EXC_ADDR, NPC);
+ NPC = xc->readMiscReg(IPR_PAL_BASE) + palOffset;
+ }
+ }
+ }}, IsNonSpeculative);
}
-#endif
-#if FULL_SYSTEM
0x1b: decode PALMODE {
0: OpcdecFault::hw_st_quad();
1: decode HW_LDST_QUAD {
@@ -924,8 +922,6 @@ decode OPCODE default Unknown::unknown() {
}
}
-#endif
-
format BasicOperate {
// M5 special opcodes use the reserved 0x01 opcode space
0x01: decode M5FUNC {