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llvm-mirror/test/DebugInfo/debugify-each.ll
Arthur Eubanks 535a7a1f46 [Debugify] Skip debugifying on special/immutable passes
With a function pass manager, it would insert debuginfo metadata before
getting to function passes while processing the pass manager, causing
debugify to skip while running the function passes.

Skip special passes + verifier + printing passes. Compared to the legacy
implementation of -debugify-each, this additionally skips verifier
passes. Probably no need to update the legacy version since it will be
obsolete soon.

This fixes 2 instcombine tests using -debugify-each under NPM.

Reviewed By: MaskRay

Differential Revision: https://reviews.llvm.org/D91558
2020-11-16 20:39:46 -08:00

68 lines
2.7 KiB
LLVM

; 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 -disable-output -debugify-each -passes='default<O3>' %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 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 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
; Check that the quiet mode emits no messages.
; RUN: opt -disable-output -debugify-quiet -debugify-each -O1 < %s 2>&1 | count 0
; Check that stripped textual IR compares equal before and after applying
; debugify.
; RUN: opt -O1 < %s -S -o %t.before
; RUN: opt -O1 -debugify-each < %s -S -o %t.after
; RUN: diff %t.before %t.after
; Check that stripped IR compares equal before and after applying debugify.
; RUN: opt -O1 < %s | llvm-dis -o %t.before
; RUN: opt -O1 -debugify-each < %s | llvm-dis -o %t.after
; RUN: diff %t.before %t.after
; Check that we only run debugify once per function per function pass.
; This ensures that we don't run it for pass managers/verifiers/printers.
; RUN: opt -debugify-each -passes=instsimplify -S -o /dev/null < %s 2> %t
; RUN: FileCheck %s -input-file=%t -check-prefix=FUNCTION-PASS-ONE
; Check that we only run debugify once per module pass
; (plus the implicitly added begin/end verifier passes).
; RUN: opt -debugify-each -passes=globalopt -S -o /dev/null < %s 2> %t
; RUN: FileCheck %s -input-file=%t -check-prefix=MODULE-PASS-ONE
define void @foo(i32 %arg) {
call i32 asm "bswap $0", "=r,r"(i32 %arg)
ret void
}
define void @bar() {
ret void
}
; Verify that the module & function (check-)debugify passes run at least twice.
; MODULE-PASS: CheckModuleDebugify [{{.*}}]
; MODULE-PASS: CheckModuleDebugify [{{.*}}]
; FUNCTION-PASS: CheckFunctionDebugify [{{.*}}]
; FUNCTION-PASS: CheckFunctionDebugify [{{.*}}]
; FUNCTION-PASS: CheckFunctionDebugify [{{.*}}]
; FUNCTION-PASS: CheckFunctionDebugify [{{.*}}]
; MODULE-PASS-ONE: CheckModuleDebugify [{{.*}}]
; MODULE-PASS-ONE-NOT: CheckModuleDebugify [{{.*}}]
; FUNCTION-PASS-ONE: CheckFunctionDebugify [{{.*}}]
; FUNCTION-PASS-ONE: CheckFunctionDebugify [{{.*}}]
; FUNCTION-PASS-ONE-NOT: CheckFunctionDebugify [{{.*}}]