From 3f1f16703d7d7fafb29fb47415b9aa959fb8eda7 Mon Sep 17 00:00:00 2001 From: Gedare Bloom Date: Fri, 17 Jun 2011 12:20:10 -0500 Subject: [PATCH] ARM: Add m5ops and related support for workbegin() and workend() to ARM ISA. --- configs/example/fs.py | 1 + src/arch/arm/isa/formats/m5ops.isa | 2 ++ src/arch/arm/isa/insts/m5ops.isa | 26 ++++++++++++++++++++++++++ util/m5/m5op.h | 2 ++ util/m5/m5op_arm.S | 4 ++++ 5 files changed, 35 insertions(+) diff --git a/configs/example/fs.py b/configs/example/fs.py index 420cf1f8b..b8f50fc90 100644 --- a/configs/example/fs.py +++ b/configs/example/fs.py @@ -137,6 +137,7 @@ elif buildEnv['TARGET_ISA'] == "arm": test_sys = makeArmSystem(test_mem_mode, options.machine_type, bm[0], bare_metal=options.bare_metal) + setWorkCountOptions(test_sys, options) else: fatal("incapable of building non-alpha or non-sparc full system!") diff --git a/src/arch/arm/isa/formats/m5ops.isa b/src/arch/arm/isa/formats/m5ops.isa index 2f5fe2c3a..f532d828b 100644 --- a/src/arch/arm/isa/formats/m5ops.isa +++ b/src/arch/arm/isa/formats/m5ops.isa @@ -72,6 +72,8 @@ def format M5ops() {{ case 0x53: return new M5addsymbol(machInst); #endif case 0x54: return new M5panic(machInst); + case 0x5a: return new M5workbegin(machInst); + case 0x5b: return new M5workend(machInst); } } ''' diff --git a/src/arch/arm/isa/insts/m5ops.isa b/src/arch/arm/isa/insts/m5ops.isa index b48e72b8a..9bd1f4f01 100644 --- a/src/arch/arm/isa/insts/m5ops.isa +++ b/src/arch/arm/isa/insts/m5ops.isa @@ -313,4 +313,30 @@ let {{ decoder_output += BasicConstructor.subst(m5panicIop) exec_output += PredOpExecute.subst(m5panicIop) + m5workbeginCode = '''PseudoInst::workbegin( + xc->tcBase(), + join32to64(R1, R0), + join32to64(R3, R2) + );''' + m5workbeginIop = InstObjParams("m5workbegin", "M5workbegin", "PredOp", + { "code": m5workbeginCode, + "predicate_test": predicateTest }, + ["IsNonSpeculative"]) + header_output += BasicDeclare.subst(m5workbeginIop) + decoder_output += BasicConstructor.subst(m5workbeginIop) + exec_output += PredOpExecute.subst(m5workbeginIop) + + m5workendCode = '''PseudoInst::workend( + xc->tcBase(), + join32to64(R1, R0), + join32to64(R3, R2) + );''' + m5workendIop = InstObjParams("m5workend", "M5workend", "PredOp", + { "code": m5workendCode, + "predicate_test": predicateTest }, + ["IsNonSpeculative"]) + header_output += BasicDeclare.subst(m5workendIop) + decoder_output += BasicConstructor.subst(m5workendIop) + exec_output += PredOpExecute.subst(m5workendIop) + }}; diff --git a/util/m5/m5op.h b/util/m5/m5op.h index b8f13da35..38815e3c3 100644 --- a/util/m5/m5op.h +++ b/util/m5/m5op.h @@ -53,6 +53,8 @@ void m5_debugbreak(void); void m5_switchcpu(void); void m5_addsymbol(uint64_t addr, char *symbol); void m5_panic(void); +void m5_work_begin(uint64_t workid, uint64_t threadid); +void m5_work_end(uint64_t workid, uint64_t threadid); // These operations are for critical path annotation void m5a_bsm(char *sm, const void *id, int flags); diff --git a/util/m5/m5op_arm.S b/util/m5/m5op_arm.S index e3c6509e2..b1fb9adc7 100644 --- a/util/m5/m5op_arm.S +++ b/util/m5/m5op_arm.S @@ -84,6 +84,8 @@ func: #define SWITCHCPU INST(m5_op, 0, 0, switchcpu_func) #define ADDSYMBOL(r1,r2) INST(m5_op, r1, r2, addsymbol_func) #define PANIC INST(m5_op, 0, 0, panic_func) +#define WORK_BEGIN(r1,r2) INST(m5_op, r1, r2, work_begin_func) +#define WORK_END(r1,r2) INST(m5_op, r1, r2, work_end_func) #define AN_BSM INST(m5_op, an_bsm, 0, annotate_func) #define AN_ESM INST(m5_op, an_esm, 0, annotate_func) @@ -123,6 +125,8 @@ SIMPLE_OP(m5_debugbreak, DEBUGBREAK) SIMPLE_OP(m5_switchcpu, SWITCHCPU) SIMPLE_OP(m5_addsymbol, ADDSYMBOL(0, 1)) SIMPLE_OP(m5_panic, PANIC) +SIMPLE_OP(m5_work_begin, WORK_BEGIN(0,1)) +SIMPLE_OP(m5_work_end, WORK_END(0,1)) SIMPLE_OP(m5a_bsm, AN_BSM) SIMPLE_OP(m5a_esm, AN_ESM) -- 2.30.2