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Module `dmd.backend.cgsched`

Compiler implementation of the D programming language.

Functions

Name	Description
`cgsched_block(b)`	Entry point
`cgsched_block(b)`	Entry point
`simpleops(c, scratch)`	Replace complex instructions with simple ones more conducive to scheduling.
`simpleops(c, scratch)`	Replace complex instructions with simple ones more conducive to scheduling.

Manifest constants

Name	Type	Description
`B`		it's a byte operation
`B`		it's a byte operation
`C`		floating point flags
`C`		floating point flags
`CIFLarraybounds`		this instruction is a jmp to array bounds
`CIFLarraybounds`		this instruction is a jmp to array bounds
`CIFLea`		this instruction has a memory-referencing
`CIFLea`		this instruction has a memory-referencing
`CIFLnostage`		modregrm EA byte
`CIFLnostage`		modregrm EA byte
`CIFLpush`		it's a push we can swap around
`CIFLpush`		it's a push we can swap around
`F`		flags
`F`		flags
`FPfld`		FLD mem
`FPfld`		FLD mem
`FPfop`		Fop ST0,mem or Fop ST0
`FPfop`		Fop ST0,mem or Fop ST0
`FPfstp`		FSTP mem
`FPfstp`		FSTP mem
`FX`		pairable with FXCH instruction
`FX`		pairable with FXCH instruction
`mMEM`		memory
`mMEM`		memory
`N`		other things modified, not swappable
`N`		other things modified, not swappable
`NP`		not pairable
`NP`		not pairable
`PE`		register contention exception
`PE`		register contention exception
`PF`		flags contention exception
`PF`		flags contention exception
`PU`		pairable in U only, never executed in V
`PU`		pairable in U only, never executed in V
`PV`		pairable in V only
`PV`		pairable in V only
`R`		register (reg of modregrm field)
`R`		register (reg of modregrm field)
`S`		floating point stack
`S`		floating point stack
`UV`		pairable in both U and V
`UV`		pairable in both U and V

Authors

Walter Bright

License

Boost License 1.0