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author | Iru Cai <mytbk920423@gmail.com> | 2019-02-28 17:07:16 +0800 |
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committer | Iru Cai <mytbk920423@gmail.com> | 2019-03-18 15:11:44 +0800 |
commit | ce003b28a15104574bed634923564a6bd910898d (patch) | |
tree | d4ac3b5be20f0354e717a4854f981d4a4c21065b /src/arch/x86/isa | |
parent | 4cc9473c971650153d148b74ad67e50e54828a99 (diff) | |
download | gem5-ce003b28a15104574bed634923564a6bd910898d.tar.xz |
invisispec-1.0 source
Diffstat (limited to 'src/arch/x86/isa')
-rw-r--r-- | src/arch/x86/isa/decoder/two_byte_opcodes.isa | 3 | ||||
-rw-r--r-- | src/arch/x86/isa/insts/system/msrs.py | 10 | ||||
-rw-r--r-- | src/arch/x86/isa/macroop.isa | 11 |
3 files changed, 23 insertions, 1 deletions
diff --git a/src/arch/x86/isa/decoder/two_byte_opcodes.isa b/src/arch/x86/isa/decoder/two_byte_opcodes.isa index aa60e4c48..bc8edf416 100644 --- a/src/arch/x86/isa/decoder/two_byte_opcodes.isa +++ b/src/arch/x86/isa/decoder/two_byte_opcodes.isa @@ -133,7 +133,8 @@ 0x7: decode MODRM_MOD { 0x3: decode MODRM_RM { 0x0: Inst::SWAPGS(); - 0x1: rdtscp(); + 0x1: Inst::RDTSCP(); + //rdtscp(); default: Inst::UD2(); } default: Inst::INVLPG(M); diff --git a/src/arch/x86/isa/insts/system/msrs.py b/src/arch/x86/isa/insts/system/msrs.py index d0e2675de..f269742dd 100644 --- a/src/arch/x86/isa/insts/system/msrs.py +++ b/src/arch/x86/isa/insts/system/msrs.py @@ -65,4 +65,14 @@ def macroop RDTSC srli t1, t1, 32, dataSize=8 mov rdx, rdx, t1, dataSize=4 }; + + +def macroop RDTSCP +{ + .block + rdtsc t1 + mov rax, rax, t1, dataSize=4 + srli t1, t1, 32, dataSize=8 + mov rdx, rdx, t1, dataSize=4 +}; ''' diff --git a/src/arch/x86/isa/macroop.isa b/src/arch/x86/isa/macroop.isa index 3a1a84a7d..aff0b942c 100644 --- a/src/arch/x86/isa/macroop.isa +++ b/src/arch/x86/isa/macroop.isa @@ -146,6 +146,9 @@ let {{ self.adjust_disp += val def serializing(self): self.serializing = True + # define directive [mengjia] + def block(self): + self.block = True def function_call(self): self.function_call = True @@ -159,6 +162,8 @@ let {{ "adjust_imm" : self.adjustImm, "adjust_disp" : self.adjustDisp, "serializing" : self.serializing, + # add directives block [mengjia] + "block" : self.block, "function_call" : self.function_call, "function_return" : self.function_return } @@ -176,6 +181,8 @@ let {{ adjustedDisp = adjustedDisp; ''' self.serializing = False + # initialize as false [mengjia] + self.block = False self.function_call = False self.function_return = False @@ -212,6 +219,10 @@ let {{ if self.serializing: flags.append("IsSerializing") flags.append("IsSerializeAfter") + # add new attribute for block [mengjia] + if self.block: + flags.append("IsBlock") + flags.append("IsSerializeBefore") if self.function_call: flags.append("IsCall") |