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Stop tracking if instruction formats have multiple results.

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All instruction formats can represent multiple results now, so a few
redundant formats can be removed: UnarySplit and BinaryOverflow.
This commit is contained in:
Jakob Stoklund Olesen
2017-04-13 12:24:20 -07:00
parent bf74445eac
commit d3235eb81f
7 changed files with 10 additions and 65 deletions
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13
lib/cretonne/meta/base/formats.py
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@@ -18,14 +18,10 @@ Unary = InstructionFormat(VALUE)
UnaryImm = InstructionFormat(imm64)
UnaryIeee32 = InstructionFormat(ieee32)
UnaryIeee64 = InstructionFormat(ieee64)
UnarySplit = InstructionFormat(VALUE, multiple_results=True)
Binary = InstructionFormat(VALUE, VALUE)
BinaryImm = InstructionFormat(VALUE, imm64)
# Generate result + overflow flag.
BinaryOverflow = InstructionFormat(VALUE, VALUE, multiple_results=True)
# The select instructions are controlled by the second VALUE operand.
# The first VALUE operand is the controlling flag which has a derived type.
# The fma instruction has the same constraint on all inputs.
@@ -33,7 +29,7 @@ Ternary = InstructionFormat(VALUE, VALUE, VALUE, typevar_operand=1)
# Catch-all for instructions with many outputs and inputs and no immediate
# operands.
MultiAry = InstructionFormat(VARIABLE_ARGS, multiple_results=True)
MultiAry = InstructionFormat(VARIABLE_ARGS)
InsertLane = InstructionFormat(VALUE, ('lane', uimm8), VALUE)
ExtractLane = InstructionFormat(VALUE, ('lane', uimm8))
@@ -47,11 +43,8 @@ Branch = InstructionFormat(VALUE, ebb, VARIABLE_ARGS)
BranchIcmp = InstructionFormat(intcc, VALUE, VALUE, ebb, VARIABLE_ARGS)
BranchTable = InstructionFormat(VALUE, jump_table)
Call = InstructionFormat(
func_ref, VARIABLE_ARGS, multiple_results=True)
IndirectCall = InstructionFormat(
sig_ref, VALUE, VARIABLE_ARGS,
multiple_results=True)
Call = InstructionFormat(func_ref, VARIABLE_ARGS)
IndirectCall = InstructionFormat(sig_ref, VALUE, VARIABLE_ARGS)
Load = InstructionFormat(memflags, VALUE, offset32)
Store = InstructionFormat(memflags, VALUE, VALUE, offset32)