From ecfd628ecd394f8e7df654ffc7c342d959e12e15 Mon Sep 17 00:00:00 2001 From: Ali Saidi Date: Tue, 16 Jan 2007 19:06:05 -0500 Subject: Modify ISA and staticInst to support a IsFirstMicroOp flag Increment instruction count on first micro-op instead of last src/arch/sparc/isa/decoder.isa: Implement a twin load for ASI_LDTX_P(0xe2) src/arch/sparc/isa/formats/mem/blockmem.isa: set the new flag IsFirstMicroOp when needed src/cpu/simple/atomic.cc: Increment instruction count on first micro-op instead of last (because if we take a fault on a micro coded instruction it should be counted twice acording to legion) src/cpu/static_inst.hh: Add IsFirstMicroop flag to static insts --HG-- extra : convert_revision : 02bea93d38c03bbafe4570665eb4c01c11caa2fc --- src/cpu/static_inst.hh | 2 ++ 1 file changed, 2 insertions(+) (limited to 'src/cpu/static_inst.hh') diff --git a/src/cpu/static_inst.hh b/src/cpu/static_inst.hh index 523cfae40..5928eea76 100644 --- a/src/cpu/static_inst.hh +++ b/src/cpu/static_inst.hh @@ -146,6 +146,7 @@ class StaticInstBase : public RefCounted IsMicroOp, ///< Is a microop IsDelayedCommit, ///< This microop doesn't commit right away IsLastMicroOp, ///< This microop ends a microop sequence + IsFirstMicroOp, ///< This microop begins a microop sequence //This flag doesn't do anything yet IsMicroBranch, ///< This microop branches within the microcode for a macroop @@ -244,6 +245,7 @@ class StaticInstBase : public RefCounted bool isMicroOp() const { return flags[IsMicroOp]; } bool isDelayedCommit() const { return flags[IsDelayedCommit]; } bool isLastMicroOp() const { return flags[IsLastMicroOp]; } + bool isFirstMicroOp() const { return flags[IsFirstMicroOp]; } //This flag doesn't do anything yet bool isMicroBranch() const { return flags[IsMicroBranch]; } //@} -- cgit v1.2.3