From 5d90c20bd7903d7bba966b224e576bf137bf8b4b Mon Sep 17 00:00:00 2001 From: Ben Cheng Date: Sun, 22 Nov 2009 23:31:11 -0800 Subject: Restructure the codegen to make architectural depedency explicit. The original Codegen.c is broken into three components: - CodegenCommon.c (arch-independend) - CodegenFactory.c (Thumb1/2 dependent) - CodegenDriver.c (Dalvik dependent) For the Thumb/Thumb2 directories, each contain the followin three files: - Factory.c (low-level routines for instruction selections) - Gen.c (invoke the ISA-specific instruction selection routines) - Ralloc.c (arch-dependent register pools) The FP directory contains FP-specific codegen routines depending on Thumb/Thumb2/VFP/PortableFP: - Thumb2VFP.c - ThumbVFP.c - ThumbPortableFP.c Then the hierarchy is formed by stacking these files in the following top-down order: 1 CodegenCommon.c 2 Thumb[2]/Factory.c 3 CodegenFactory.c 4 Thumb[2]/Gen.c 5 FP stuff 6 Thumb[2]/Ralloc.c 7 CodegenDriver.c --- vm/compiler/codegen/CompilerCodegen.h | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) (limited to 'vm/compiler/codegen/CompilerCodegen.h') diff --git a/vm/compiler/codegen/CompilerCodegen.h b/vm/compiler/codegen/CompilerCodegen.h index 75307a766..3e9718c6d 100644 --- a/vm/compiler/codegen/CompilerCodegen.h +++ b/vm/compiler/codegen/CompilerCodegen.h @@ -46,6 +46,12 @@ void dvmCompilerRegAlloc(CompilationUnit *cUnit); void dvmCompilerInitializeRegAlloc(CompilationUnit *cUnit); /* Implemented in codegen///ArchVariant.c */ -JitInstructionSetType dvmCompilerInstructionSet(CompilationUnit *cUnit); +JitInstructionSetType dvmCompilerInstructionSet(void); + +/* + * Implemented in codegen///ArchVariant.c + * Architecture-specific initializations and checks + */ +bool dvmCompilerArchVariantInit(void); #endif /* _DALVIK_VM_COMPILERCODEGEN_H_ */ -- cgit v1.2.3