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[AMDGPU] NFC: Add helper to query archVGPR #102690

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Merged
merged 2 commits into from
Aug 12, 2024
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[AMDGPU] NFC: Add helper to query archVGPR #102690

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[AMDGPU] NFC: Add helper to query archVGPR
jrbyrnes Aug 9, 2024
8c93248
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jrbyrnes Aug 12, 2024
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6 changes: 6 additions & 0 deletions llvm/lib/Target/AMDGPU/GCNRegPressure.h
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Original file line number Diff line number Diff line change
Expand Up @@ -46,14 +46,20 @@ struct GCNRegPressure {

void clear() { std::fill(&Value[0], &Value[TOTAL_KINDS], 0); }

/// \returns the SGPR32 pressure
unsigned getSGPRNum() const { return Value[SGPR32]; }
/// \returns the aggregated ArchVGPR32, AccVGPR32 pressure dependent upon \p
/// UnifiedVGPRFile
unsigned getVGPRNum(bool UnifiedVGPRFile) const {
if (UnifiedVGPRFile) {
return Value[AGPR32] ? alignTo(Value[VGPR32], 4) + Value[AGPR32]
: Value[VGPR32] + Value[AGPR32];
}
return std::max(Value[VGPR32], Value[AGPR32]);
}
/// \returns the ArchVGPR32 pressure
unsigned getArchVGPRNum() const { return Value[VGPR32]; }
/// \returns the AccVGPR32 pressure
unsigned getAGPRNum() const { return Value[AGPR32]; }

unsigned getVGPRTuplesWeight() const { return std::max(Value[VGPR_TUPLE],
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