GHC.CmmToAsm.Config

Native code generator configuration

Documentation

data NCGConfig

Native code generator configuration

Constructors

NCGConfig

Fields

• ncgPlatform :: !Platform

  Target platform

• ncgAsmContext :: !SDocContext

  Context for ASM code generation

• ncgThisModule :: !Module

  The name of the module we are currently compiling

• ncgProcAlignment :: !(Maybe Int)

  Mandatory proc alignment

• ncgExternalDynamicRefs :: !Bool

  Generate code to link against dynamic libraries

• ncgPIC :: !Bool

  Enable Position-Independent Code

• ncgInlineThresholdMemcpy :: !Word

  If inlining memcpy produces less than this threshold (in pseudo-instruction unit), do it

• ncgInlineThresholdMemset :: !Word

  Ditto for memset

• ncgSplitSections :: !Bool

  Split sections

• ncgRegsIterative :: !Bool
• ncgAsmLinting :: !Bool

  Perform ASM linting pass

• ncgDoConstantFolding :: !Bool

  Perform CMM constant folding

• ncgSseVersion :: Maybe SseVersion

  (x86) SSE instructions

• ncgBmiVersion :: Maybe BmiVersion

  (x86) BMI instructions

• ncgDumpRegAllocStages :: !Bool
• ncgDumpAsmStats :: !Bool
• ncgDumpAsmConflicts :: !Bool
• ncgCfgWeights :: !Weights

  CFG edge weights

• ncgCfgBlockLayout :: !Bool

  Use CFG based block layout algorithm

• ncgCfgWeightlessLayout :: !Bool

  Layout based on last instruction per block.

• ncgDwarfEnabled :: !Bool

  Enable Dwarf generation

• ncgDwarfUnwindings :: !Bool

  Enable unwindings

• ncgDwarfStripBlockInfo :: !Bool

  Strip out block information from generated Dwarf

• ncgExposeInternalSymbols :: !Bool

  Expose symbol table entries for internal symbols

• ncgDwarfSourceNotes :: !Bool

  Enable GHC-specific source note DIEs

ncgWordWidth :: NCGConfig -> Width

Return Word size

ncgSpillPreallocSize :: NCGConfig -> Int

Size in bytes of the pre-allocated spill space on the C stack

platformWordWidth :: Platform -> Width

Return Word size