From 54f97d1988f623ba7422e13a504caeb5701ba93c Mon Sep 17 00:00:00 2001 From: Xavier Leroy Date: Fri, 21 Aug 2015 11:05:36 +0200 Subject: Refactoring of builtins and annotations in the back-end. Before, the back-end languages had distinct instructions - Iannot for annotations, taking structured expressions (annot_arg) as arguments, and producing no results' - Ibuiltin for other builtins, using simple pseudoregs/locations/registers as arguments and results. This branch enriches Ibuiltin instructions so that they take structured expressions (builtin_arg and builtin_res) as arguments and results. This way, - Annotations fit the general pattern of builtin functions, so Iannot instructions are removed. - EF_vload_global and EF_vstore_global become useless, as the same optimization can be achieved by EF_vload/vstore taking a structured argument of the "address of global" kind. - Better code can be generated for builtin_memcpy between stack locations, or volatile accesses to stack locations. Finally, this commit also introduces a new kind of external function, EF_debug, which is like EF_annot but produces no observable events. It will be used later to transport debug info through the back-end, without preventing optimizations. --- .depend | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to '.depend') diff --git a/.depend b/.depend index 394d99ec..4286b08c 100644 --- a/.depend +++ b/.depend @@ -35,12 +35,12 @@ backend/CminorSel.vo backend/CminorSel.glob backend/CminorSel.v.beautified: back $(ARCH)/SelectOp.vo $(ARCH)/SelectOp.glob $(ARCH)/SelectOp.v.beautified: $(ARCH)/SelectOp.v lib/Coqlib.vo driver/Compopts.vo common/AST.vo lib/Integers.vo lib/Floats.vo $(ARCH)/Op.vo backend/CminorSel.vo backend/SelectDiv.vo backend/SelectDiv.glob backend/SelectDiv.v.beautified: backend/SelectDiv.v lib/Coqlib.vo driver/Compopts.vo common/AST.vo lib/Integers.vo lib/Floats.vo $(ARCH)/Op.vo backend/CminorSel.vo $(ARCH)/SelectOp.vo backend/SelectLong.vo backend/SelectLong.glob backend/SelectLong.v.beautified: backend/SelectLong.v lib/Coqlib.vo common/AST.vo lib/Integers.vo lib/Floats.vo $(ARCH)/Op.vo backend/CminorSel.vo $(ARCH)/SelectOp.vo common/Errors.vo common/Globalenvs.vo -backend/Selection.vo backend/Selection.glob backend/Selection.v.beautified: backend/Selection.v lib/Coqlib.vo common/AST.vo common/Errors.vo lib/Integers.vo common/Globalenvs.vo common/Switch.vo backend/Cminor.vo $(ARCH)/Op.vo backend/CminorSel.vo $(ARCH)/SelectOp.vo backend/SelectDiv.vo backend/SelectLong.vo +backend/Selection.vo backend/Selection.glob backend/Selection.v.beautified: backend/Selection.v lib/Coqlib.vo common/AST.vo common/Errors.vo lib/Integers.vo common/Globalenvs.vo common/Switch.vo backend/Cminor.vo $(ARCH)/Op.vo backend/CminorSel.vo $(ARCH)/SelectOp.vo backend/SelectDiv.vo backend/SelectLong.vo $(ARCH)/Machregs.vo $(ARCH)/SelectOpproof.vo $(ARCH)/SelectOpproof.glob $(ARCH)/SelectOpproof.v.beautified: $(ARCH)/SelectOpproof.v lib/Coqlib.vo common/AST.vo lib/Integers.vo lib/Floats.vo common/Values.vo common/Memory.vo common/Globalenvs.vo backend/Cminor.vo $(ARCH)/Op.vo backend/CminorSel.vo $(ARCH)/SelectOp.vo backend/SelectDivproof.vo backend/SelectDivproof.glob backend/SelectDivproof.v.beautified: backend/SelectDivproof.v lib/Coqlib.vo common/AST.vo lib/Integers.vo lib/Floats.vo common/Values.vo common/Memory.vo common/Globalenvs.vo common/Events.vo backend/Cminor.vo $(ARCH)/Op.vo backend/CminorSel.vo $(ARCH)/SelectOp.vo $(ARCH)/SelectOpproof.vo backend/SelectDiv.vo backend/SelectLongproof.vo backend/SelectLongproof.glob backend/SelectLongproof.v.beautified: backend/SelectLongproof.v lib/Coqlib.vo common/AST.vo common/Errors.vo lib/Integers.vo lib/Floats.vo common/Values.vo common/Memory.vo common/Globalenvs.vo common/Events.vo backend/Cminor.vo $(ARCH)/Op.vo backend/CminorSel.vo $(ARCH)/SelectOp.vo $(ARCH)/SelectOpproof.vo backend/SelectLong.vo backend/Selectionproof.vo backend/Selectionproof.glob backend/Selectionproof.v.beautified: backend/Selectionproof.v lib/Coqlib.vo lib/Maps.vo common/AST.vo common/Errors.vo lib/Integers.vo common/Values.vo common/Memory.vo common/Events.vo common/Globalenvs.vo common/Smallstep.vo common/Switch.vo backend/Cminor.vo $(ARCH)/Op.vo backend/CminorSel.vo $(ARCH)/SelectOp.vo backend/SelectDiv.vo backend/SelectLong.vo backend/Selection.vo $(ARCH)/SelectOpproof.vo backend/SelectDivproof.vo backend/SelectLongproof.vo -backend/Registers.vo backend/Registers.glob backend/Registers.v.beautified: backend/Registers.v lib/Coqlib.vo common/AST.vo lib/Maps.vo lib/Ordered.vo +backend/Registers.vo backend/Registers.glob backend/Registers.v.beautified: backend/Registers.v lib/Coqlib.vo common/AST.vo lib/Maps.vo lib/Ordered.vo common/Values.vo backend/RTL.vo backend/RTL.glob backend/RTL.v.beautified: backend/RTL.v lib/Coqlib.vo lib/Maps.vo common/AST.vo lib/Integers.vo common/Values.vo common/Events.vo common/Memory.vo common/Globalenvs.vo common/Smallstep.vo $(ARCH)/Op.vo backend/Registers.vo backend/RTLgen.vo backend/RTLgen.glob backend/RTLgen.v.beautified: backend/RTLgen.v lib/Coqlib.vo common/Errors.vo lib/Maps.vo common/AST.vo lib/Integers.vo common/Switch.vo $(ARCH)/Op.vo backend/Registers.vo backend/CminorSel.vo backend/RTL.vo backend/RTLgenspec.vo backend/RTLgenspec.glob backend/RTLgenspec.v.beautified: backend/RTLgenspec.v lib/Coqlib.vo common/Errors.vo lib/Maps.vo common/AST.vo lib/Integers.vo common/Switch.vo $(ARCH)/Op.vo backend/Registers.vo backend/CminorSel.vo backend/RTL.vo backend/RTLgen.vo @@ -59,7 +59,7 @@ backend/ValueDomain.vo backend/ValueDomain.glob backend/ValueDomain.v.beautified $(ARCH)/ValueAOp.vo $(ARCH)/ValueAOp.glob $(ARCH)/ValueAOp.v.beautified: $(ARCH)/ValueAOp.v lib/Coqlib.vo driver/Compopts.vo common/AST.vo lib/Integers.vo lib/Floats.vo common/Values.vo common/Memory.vo common/Globalenvs.vo $(ARCH)/Op.vo backend/ValueDomain.vo backend/RTL.vo backend/ValueAnalysis.vo backend/ValueAnalysis.glob backend/ValueAnalysis.v.beautified: backend/ValueAnalysis.v lib/Coqlib.vo lib/Maps.vo driver/Compopts.vo common/AST.vo lib/Integers.vo lib/Floats.vo common/Values.vo common/Memory.vo common/Globalenvs.vo common/Events.vo lib/Lattice.vo backend/Kildall.vo backend/Registers.vo $(ARCH)/Op.vo backend/RTL.vo backend/ValueDomain.vo $(ARCH)/ValueAOp.vo backend/Liveness.vo lib/Axioms.vo $(ARCH)/ConstpropOp.vo $(ARCH)/ConstpropOp.glob $(ARCH)/ConstpropOp.v.beautified: $(ARCH)/ConstpropOp.v lib/Coqlib.vo driver/Compopts.vo common/AST.vo lib/Integers.vo lib/Floats.vo $(ARCH)/Op.vo backend/Registers.vo backend/ValueDomain.vo -backend/Constprop.vo backend/Constprop.glob backend/Constprop.v.beautified: backend/Constprop.v lib/Coqlib.vo lib/Maps.vo common/AST.vo lib/Integers.vo lib/Floats.vo $(ARCH)/Op.vo backend/Registers.vo backend/RTL.vo lib/Lattice.vo backend/Kildall.vo backend/Liveness.vo backend/ValueDomain.vo $(ARCH)/ValueAOp.vo backend/ValueAnalysis.vo $(ARCH)/ConstpropOp.vo +backend/Constprop.vo backend/Constprop.glob backend/Constprop.v.beautified: backend/Constprop.v lib/Coqlib.vo lib/Maps.vo common/AST.vo lib/Integers.vo lib/Floats.vo $(ARCH)/Op.vo $(ARCH)/Machregs.vo backend/Registers.vo backend/RTL.vo lib/Lattice.vo backend/Kildall.vo backend/Liveness.vo $(ARCH)/SelectOp.vo backend/ValueDomain.vo $(ARCH)/ValueAOp.vo backend/ValueAnalysis.vo $(ARCH)/ConstpropOp.vo $(ARCH)/ConstpropOpproof.vo $(ARCH)/ConstpropOpproof.glob $(ARCH)/ConstpropOpproof.v.beautified: $(ARCH)/ConstpropOpproof.v lib/Coqlib.vo driver/Compopts.vo lib/Integers.vo lib/Floats.vo common/Values.vo common/Memory.vo common/Globalenvs.vo common/Events.vo $(ARCH)/Op.vo backend/Registers.vo backend/RTL.vo backend/ValueDomain.vo $(ARCH)/ConstpropOp.vo backend/Constpropproof.vo backend/Constpropproof.glob backend/Constpropproof.v.beautified: backend/Constpropproof.v lib/Coqlib.vo lib/Maps.vo driver/Compopts.vo common/AST.vo lib/Integers.vo common/Values.vo common/Events.vo common/Memory.vo common/Globalenvs.vo common/Smallstep.vo $(ARCH)/Op.vo backend/Registers.vo backend/RTL.vo lib/Lattice.vo backend/Kildall.vo backend/ValueDomain.vo $(ARCH)/ValueAOp.vo backend/ValueAnalysis.vo $(ARCH)/ConstpropOp.vo backend/Constprop.vo $(ARCH)/ConstpropOpproof.vo backend/CSEdomain.vo backend/CSEdomain.glob backend/CSEdomain.v.beautified: backend/CSEdomain.v lib/Coqlib.vo lib/Maps.vo common/AST.vo common/Values.vo common/Memory.vo $(ARCH)/Op.vo backend/Registers.vo backend/RTL.vo -- cgit