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AMDGPU: Remove a useless VI SMRD pattern
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Authored by mareko on Jan 22 2017, 2:17 PM.

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already covered by complex patterns

This revision is now accepted and ready to land.Jan 23 2017, 8:10 AM

This revision was automatically updated to reflect the committed changes.

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llvm/

trunk/

lib/

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AMDGPU/

4 lines

6 lines

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	return CurDAG->getTargetConstant(			return CurDAG->getTargetConstant(
	N->getValueAPF().bitcastToAPInt().getZExtValue(), SDLoc(N), MVT::i64);			N->getValueAPF().bitcastToAPInt().getZExtValue(), SDLoc(N), MVT::i64);
	}]>;			}]>;

	def SIMM16bit : PatLeaf <(imm),			def SIMM16bit : PatLeaf <(imm),
	[{return isInt<16>(N->getSExtValue());}]			[{return isInt<16>(N->getSExtValue());}]
	>;			>;

	def IMM20bit : PatLeaf <(imm),
	[{return isUInt<20>(N->getZExtValue());}]
	>;

	class InlineImm <ValueType vt> : PatLeaf <(vt imm), [{			class InlineImm <ValueType vt> : PatLeaf <(vt imm), [{
	return isInlineImmediate(N);			return isInlineImmediate(N);
	}]>;			}]>;

	class InlineFPImm <ValueType vt> : PatLeaf <(vt fpimm), [{			class InlineFPImm <ValueType vt> : PatLeaf <(vt fpimm), [{
	return isInlineImmediate(N);			return isInlineImmediate(N);
	}]>;			}]>;

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	>;			>;

	} // End let AddedComplexity = 100			} // End let AddedComplexity = 100

	} // let Predicates = [isGCN]			} // let Predicates = [isGCN]

	let Predicates = [isVI] in {			let Predicates = [isVI] in {

	// 1. Offset as 20bit DWORD immediate
	def : Pat <
	(SIload_constant v4i32:$sbase, IMM20bit:$offset),
	(S_BUFFER_LOAD_DWORD_IMM $sbase, (as_i32imm $offset), 0)
	>;

	def : Pat <			def : Pat <
	(i64 (readcyclecounter)),			(i64 (readcyclecounter)),
	(S_MEMREALTIME)			(S_MEMREALTIME)
	>;			>;

	} // let Predicates = [isVI]			} // let Predicates = [isVI]


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