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[GreedyRA ORE] Add debug location for function level report

Browse Source 
Reviewers: reames, MatzeB, anemet, thegameg
Reviewed By: thegameg
Subscribers: llvm-commits
Differential Revision: https://reviews.llvm.org/D100168
This commit is contained in:
Serguei Katkov 2021-04-09 15:39:55 +07:00
parent 4b5d0c05f7
commit 553d398db5
2 changed files with 8 additions and 3 deletions
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6
lib/CodeGen/RegAllocGreedy.cpp
View File

@ -69,6 +69,7 @@
#include "llvm/Support/Timer.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/Target/TargetMachine.h"
#include "llvm/IR/DebugInfoMetadata.h"
#include <algorithm>
#include <cassert>
#include <cstdint>
@ -3215,7 +3216,10 @@ void RAGreedy::reportNumberOfSplillsReloads() {
using namespace ore;
ORE->emit([&]() {
MachineOptimizationRemarkMissed R(DEBUG_TYPE, "SpillReload", DebugLoc(),
DebugLoc Loc;
if (auto *SP = MF->getFunction().getSubprogram())
Loc = DILocation::get(SP->getContext(), SP->getLine(), 1, SP);
MachineOptimizationRemarkMissed R(DEBUG_TYPE, "SpillReload", Loc,
&MF->front());
Stats.report(R);
R << "generated in function";

5
test/CodeGen/AArch64/arm64-spill-remarks.ll
View File

@ -23,7 +23,7 @@
; (loop:)
; REMARK: remark: /tmp/kk.c:1:20: 2 spills 2 reloads generated in loop{{$}}
; (func:)
; REMARK: remark: <unknown>:0:0: 3 spills 3 reloads generated in function{{$}}
; REMARK: remark: /tmp/kk.c:1:1: 3 spills 3 reloads generated in function{{$}}
; (loop3:)
; HOTNESS: remark: /tmp/kk.c:3:20: 1 spills 1 reloads generated in loop (hotness: 300)
@ -79,6 +79,7 @@
; YAML: --- !Missed
; YAML: Pass: regalloc
; YAML: Name: SpillReload
; YAML: DebugLoc: { File: '/tmp/kk.c', Line: 1, Column: 1 }
; YAML: Function: fpr128
; YAML: Hotness: 3
; YAML: Args:
@ -104,7 +105,7 @@
; THRESHOLD_YAML: - String: generated in loop
; THRESHOLD_YAML: ...
define void @fpr128(<4 x float>* %p) nounwind ssp !prof !11 {
define void @fpr128(<4 x float>* %p) nounwind ssp !prof !11 !dbg !6 {
entry:
br label %loop, !dbg !8