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| author | Steve Reinhardt <stever@eecs.umich.edu> | 2003-10-26 22:37:14 -0800 |
|---|---|---|
| committer | Steve Reinhardt <stever@eecs.umich.edu> | 2003-10-26 22:37:14 -0800 |
| commit | ced22d81a6f63e3b0d9089fe7cd3590ed51dbc1c (patch) | |
| tree | 23ad90eadd98ff8cf4d5f9d5fecea8e96510f331 /arch/alpha/isa_desc | |
| parent | 5e0b617283e468a273a65744b01f6f907b564f48 (diff) | |
| download | gem5-ced22d81a6f63e3b0d9089fe7cd3590ed51dbc1c.tar.xz | |
Fix some problems with stats reset & floss counters.
arch/alpha/isa_desc:
Keep m5 pseudo-instructions (like resetstats) from taking effect
on misspeculated paths.
--HG--
extra : convert_revision : 7f0b0490164bca377ff2b14abc35a6c26bac9e6d
Diffstat (limited to 'arch/alpha/isa_desc')
| -rw-r--r-- | arch/alpha/isa_desc | 32 |
1 files changed, 22 insertions, 10 deletions
diff --git a/arch/alpha/isa_desc b/arch/alpha/isa_desc index 3a0c1bffe..89ec05c0e 100644 --- a/arch/alpha/isa_desc +++ b/arch/alpha/isa_desc @@ -2388,27 +2388,39 @@ decode OPCODE default Unknown::unknown() { 0x1e: hw_rei({{ xc->hwrei(); }}); // M5 special opcodes use the reserved 0x01 opcode space - 0x01: decode M5FUNC{ + 0x01: decode M5FUNC { 0x00: arm({{ - Annotate::ARM(xc); - xc->kernelStats.arm(); + if (!xc->misspeculating()) { + Annotate::ARM(xc); + xc->kernelStats.arm(); + } }}); 0x01: quiesce({{ - Annotate::QUIESCE(xc); - xc->setStatus(ExecContext::Suspended); - xc->kernelStats.quiesce(); + if (!xc->misspeculating()) { + Annotate::QUIESCE(xc); + xc->setStatus(ExecContext::Suspended); + xc->kernelStats.quiesce(); + } }}); 0x10: ivlb({{ - Annotate::BeginInterval(xc); - xc->kernelStats.ivlb(); + if (!xc->misspeculating()) { + Annotate::BeginInterval(xc); + xc->kernelStats.ivlb(); + } + }}, No_OpClass); + 0x11: ivle({{ + if (!xc->misspeculating()) + Annotate::EndInterval(xc); }}, No_OpClass); - 0x11: ivle({{ Annotate::EndInterval(xc); }}, No_OpClass); 0x20: m5exit({{ if (!xc->misspeculating()) m5_exit(); }}, No_OpClass); 0x30: initparam({{ Ra = xc->cpu->system->init_param; }}); - 0x40: resetstats({{ Statistics::reset(); }}); + 0x40: resetstats({{ + if (!xc->misspeculating()) + Statistics::reset(); + }}); } } |