STATISTIC(FunctionsCreated, "Number of functions created");
// Statistics for instruction mapping.
-STATISTIC(NumLegalInUnsignedVec, "Number of legal instrs in unsigned vector");
+STATISTIC(NumLegalInUnsignedVec, "Outlinable instructions mapped");
STATISTIC(NumIllegalInUnsignedVec,
- "Number of illegal instrs in unsigned vector");
-STATISTIC(NumInvisible, "Number of invisible instrs in unsigned vector");
-STATISTIC(UnsignedVecSize, "Size of unsigned vector");
+ "Unoutlinable instructions mapped + number of sentinel values");
+STATISTIC(NumSentinels, "Sentinel values inserted during mapping");
+STATISTIC(NumInvisible,
+ "Invisible instructions skipped during mapping");
+STATISTIC(UnsignedVecSize,
+ "Total number of instructions mapped and saved to mapping vector");
// Set to true if the user wants the outliner to run on linkonceodr linkage
// functions. This is false by default because the linker can dedupe linkonceodr
// repeated substring.
mapToIllegalUnsigned(It, CanOutlineWithPrevInstr, UnsignedVecForMBB,
InstrListForMBB);
+ ++NumSentinels;
append_range(InstrList, InstrListForMBB);
append_range(UnsignedVec, UnsignedVecForMBB);
}
// MBB is suitable for outlining. Map it to a list of unsigneds.
Mapper.convertToUnsignedVec(MBB, *TII);
}
-
- // Statistics.
- UnsignedVecSize = Mapper.UnsignedVec.size();
}
+ // Statistics.
+ UnsignedVecSize = Mapper.UnsignedVec.size();
}
void MachineOutliner::initSizeRemarkInfo(
--- /dev/null
+# RUN: llc -mtriple aarch64 -stats -run-pass=machine-outliner -verify-machineinstrs %s -o /dev/null 2>&1 | FileCheck %s
+# REQUIRES: asserts
+
+# CHECK: 2 machine-outliner - Unoutlinable instructions mapped + number of sentinel values
+# CHECK: 2 machine-outliner - Invisible instructions skipped during mapping
+# CHECK: 4 machine-outliner - Outlinable instructions mapped
+# CHECK: 1 machine-outliner - Sentinel values inserted during mapping
+# CHECK: 5 machine-outliner - Total number of instructions mapped and saved to mapping vector
+
+...
+---
+name: foo
+tracksRegLiveness: true
+machineFunctionInfo:
+ hasRedZone: false
+body: |
+ bb.0:
+ liveins: $w0, $lr, $w8, $w30
+ $lr = ORRXri $lr, 4
+ $w17 = ORRWri $wzr, 1
+ $w17 = ORRWri $wzr, 1
+ $w0 = ORRWri $wzr, 4
+ bb.2:
+ DBG_VALUE $x0, 0
+ DBG_VALUE $x0, 0
+ RET undef $lr