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[Debugify] Print the output to stderr

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Currently debugify prints it's output to stdout,
with this patch all the output generated goes to stderr.

This change lets us use debugify without taking away
the ability to pipe the output to other llvm tools.

llvm-svn: 332642
This commit is contained in:
Anastasis Grammenos 2018-05-17 18:19:58 +00:00
parent 103277308c
commit 5237007f41
4 changed files with 23 additions and 16 deletions
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9
test/DebugInfo/debugify-each.ll
View File

@ -1,15 +1,18 @@
; RUN: opt -debugify-each -O3 -S -o /dev/null < %s > %t
; RUN: opt -debugify-each -O3 -S -o /dev/null < %s 2> %t
; RUN: FileCheck %s -input-file=%t -check-prefix=MODULE-PASS
; RUN: FileCheck %s -input-file=%t -check-prefix=FUNCTION-PASS
; RUN: opt -enable-debugify -debugify-each -O3 -S -o /dev/null < %s > %t
; RUN: opt -enable-debugify -debugify-each -O3 -S -o /dev/null < %s 2> %t
; RUN: FileCheck %s -input-file=%t -check-prefix=MODULE-PASS
; RUN: FileCheck %s -input-file=%t -check-prefix=FUNCTION-PASS
; RUN: opt -debugify-each -instrprof -instrprof -sroa -sccp -S -o /dev/null < %s > %t
; RUN: opt -debugify-each -instrprof -instrprof -sroa -sccp -S -o /dev/null < %s 2> %t
; RUN: FileCheck %s -input-file=%t -check-prefix=MODULE-PASS
; RUN: FileCheck %s -input-file=%t -check-prefix=FUNCTION-PASS
; Verify that debugify each can be safely used with piping
; RUN: opt -debugify-each -O1 < %s | opt -O2 -o /dev/null
define void @foo() {
ret void
}

10
test/DebugInfo/debugify.ll
View File

@ -13,13 +13,17 @@
; RUN: opt -enable-debugify -passes=verify -S -o - < %s | \
; RUN: FileCheck %s -implicit-check-not="CheckModuleDebugify: FAIL"
; RUN: opt -debugify -strip -check-debugify -S -o - < %s | \
; RUN: opt -debugify -strip -check-debugify -S -o - < %s 2>&1 | \
; RUN: FileCheck %s -check-prefix=CHECK-FAIL
; RUN: opt -enable-debugify -strip -S -o - < %s | \
; RUN: opt -enable-debugify -strip -S -o - < %s 2>&1 | \
; RUN: FileCheck %s -check-prefix=CHECK-FAIL
; RUN: opt -enable-debugify -S -o - < %s | FileCheck %s -check-prefix=PASS
; RUN: opt -enable-debugify -S -o - < %s 2>&1 | FileCheck %s -check-prefix=PASS
; Verify that debugify can be safely used with piping
; RUN: opt -enable-debugify -O1 < %s | opt -O2 -o /dev/null
; RUN: opt -debugify -mem2reg -check-debugify < %s | opt -O2 -o /dev/null
; CHECK-LABEL: define void @foo
define void @foo() {

2
test/Transforms/Mem2Reg/PromoteMemToRegister.ll
View File

@ -1,5 +1,5 @@
; Simple sanity check testcase. Both alloca's should be eliminated.
; RUN: opt < %s -debugify -mem2reg -check-debugify -S | FileCheck %s
; RUN: opt < %s -debugify -mem2reg -check-debugify -S 2>&1 | FileCheck %s
; CHECK-NOT: alloca
; CHECK: CheckModuleDebugify [{{.*}}]: PASS

18
tools/opt/Debugify.cpp
View File

@ -163,10 +163,10 @@ bool checkDebugifyMetadata(Module &M,
continue;
}
outs() << "ERROR: Instruction with empty DebugLoc in function ";
outs() << F.getName() << " --";
I.print(outs());
outs() << "\n";
errs() << "ERROR: Instruction with empty DebugLoc in function ";
errs() << F.getName() << " --";
I.print(errs());
errs() << "\n";
HasErrors = true;
}
@ -185,17 +185,17 @@ bool checkDebugifyMetadata(Module &M,
// Print the results.
for (unsigned Idx : MissingLines.set_bits())
outs() << "WARNING: Missing line " << Idx + 1 << "\n";
errs() << "WARNING: Missing line " << Idx + 1 << "\n";
for (unsigned Idx : MissingVars.set_bits())
outs() << "ERROR: Missing variable " << Idx + 1 << "\n";
errs() << "ERROR: Missing variable " << Idx + 1 << "\n";
HasErrors |= MissingVars.count() > 0;
outs() << Banner << " [" << NameOfWrappedPass << "]: "
errs() << Banner << " [" << NameOfWrappedPass << "]: "
<< (HasErrors ? "FAIL" : "PASS") << '\n';
if (HasErrors) {
outs() << "Module IR Dump\n";
M.print(outs(), nullptr, false);
errs() << "Module IR Dump\n";
M.print(errs(), nullptr, false);
}
// Strip the Debugify Metadata if required.