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authorGabe Black <gblack@eecs.umich.edu>2012-01-07 02:10:34 -0800
committerGabe Black <gblack@eecs.umich.edu>2012-01-07 02:10:34 -0800
commit36a822f08e88483b41af214ace4fd3dccf3aa8cb (patch)
treed7c4c08590459d967a1d7638b02c586911826953 /src/arch/mips/isa
parent85424bef192c02a47c0d46c2d99ac0a5d6e55a99 (diff)
parentf171a29118e1d80c04c72d2fb5f024fed4fb62af (diff)
downloadgem5-36a822f08e88483b41af214ace4fd3dccf3aa8cb.tar.xz
Merge with main repository.
Diffstat (limited to 'src/arch/mips/isa')
-rw-r--r--src/arch/mips/isa/decoder.isa8
-rw-r--r--src/arch/mips/isa/formats/mt.isa22
-rw-r--r--src/arch/mips/isa/includes.isa2
3 files changed, 11 insertions, 21 deletions
diff --git a/src/arch/mips/isa/decoder.isa b/src/arch/mips/isa/decoder.isa
index 25b470972..193f050de 100644
--- a/src/arch/mips/isa/decoder.isa
+++ b/src/arch/mips/isa/decoder.isa
@@ -497,8 +497,8 @@ decode OPCODE_HI default Unknown::unknown() {
0x2: mttc1({{
uint64_t data = xc->readRegOtherThread(RD +
FP_Base_DepTag);
- data = insertBits(data, top_bit,
- bottom_bit, Rt);
+ data = insertBits(data, MT_H ? 63 : 31,
+ MT_H ? 32 : 0, Rt);
xc->setRegOtherThread(RD + FP_Base_DepTag,
data);
}});
@@ -532,7 +532,7 @@ decode OPCODE_HI default Unknown::unknown() {
panic("FP Control Value (%d) "
"Not Available. Ignoring "
"Access to Floating Control "
- "Status Register", FS);
+ "S""tatus Register", FS);
}
xc->setRegOtherThread(FLOATREG_FCSR + FP_Base_DepTag, data);
}});
@@ -776,7 +776,6 @@ decode OPCODE_HI default Unknown::unknown() {
bits(pageGrain, pageGrain.esp) == 1) {
SP = 1;
}
- IndexReg index = Index;
Ptr->insertAt(newEntry, Index & 0x7FFFFFFF, SP);
}});
0x06: tlbwr({{
@@ -842,7 +841,6 @@ decode OPCODE_HI default Unknown::unknown() {
bits(pageGrain, pageGrain.esp) == 1) {
SP = 1;
}
- IndexReg index = Index;
Ptr->insertAt(newEntry, Random, SP);
}});
diff --git a/src/arch/mips/isa/formats/mt.isa b/src/arch/mips/isa/formats/mt.isa
index 1944d69d3..41f94e129 100644
--- a/src/arch/mips/isa/formats/mt.isa
+++ b/src/arch/mips/isa/formats/mt.isa
@@ -107,7 +107,7 @@ def template ThreadRegisterExecute {{
Fault %(class_name)s::execute(%(CPU_exec_context)s *xc, Trace::InstRecord *traceData) const
{
Fault fault = NoFault;
- int64_t data;
+ int64_t data M5_VAR_USED;
%(op_decl)s;
%(op_rd)s;
@@ -126,17 +126,6 @@ def template ThreadRegisterExecute {{
} else if (vpeControl.targTC > mvpConf0.ptc) {
data = -1;
} else {
- int top_bit = 0;
- int bottom_bit = 0;
-
- if (MT_H == 1) {
- top_bit = 63;
- bottom_bit = 32;
- } else {
- top_bit = 31;
- bottom_bit = 0;
- }
-
%(code)s;
}
} else {
@@ -203,10 +192,11 @@ def format MT_MFTR(code, *flags) {{
flags += ('IsNonSpeculative', )
# code = 'std::cerr << curTick() << \": T\" << xc->tcBase()->threadId() << \": Executing MT INST: ' + name + '\" << endl;\n' + code
- code += 'if (MT_H == 1) {\n'
- code += 'data = bits(data, top_bit, bottom_bit);\n'
- code += '}\n'
- code += 'Rd = data;\n'
+ code += '''
+ if (MT_H)
+ data = bits(data, 63, 32);
+ Rd = data;
+ '''
iop = InstObjParams(name, Name, 'MTOp', code, flags)
header_output = BasicDeclare.subst(iop)
diff --git a/src/arch/mips/isa/includes.isa b/src/arch/mips/isa/includes.isa
index 944254d90..d2e9c797e 100644
--- a/src/arch/mips/isa/includes.isa
+++ b/src/arch/mips/isa/includes.isa
@@ -52,7 +52,9 @@ output decoder {{
#include "arch/mips/faults.hh"
#include "arch/mips/isa_traits.hh"
#include "arch/mips/mt_constants.hh"
+#include "arch/mips/pagetable.hh"
#include "arch/mips/pra_constants.hh"
+#include "arch/mips/tlb.hh"
#include "arch/mips/utility.hh"
#include "base/loader/symtab.hh"
#include "base/cprintf.hh"