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5879b5c72c
-force-attribute adds an attribute to function via command-line. However, there was no counter-part to remove an attribute. This patch adds -force-remove-attribute that removes an attribute from function. Differential Revision: https://reviews.llvm.org/D85586
36 lines
1.5 KiB
LLVM
36 lines
1.5 KiB
LLVM
; RUN: opt < %s -S -forceattrs | FileCheck %s --check-prefix=CHECK-CONTROL
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; RUN: opt < %s -S -forceattrs -force-attribute foo:noinline | FileCheck %s --check-prefix=CHECK-FOO
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; RUN: opt < %s -S -passes=forceattrs -force-attribute foo:noinline | FileCheck %s --check-prefix=CHECK-FOO
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; RUN: opt < %s -S -passes=forceattrs -force-remove-attribute goo:cold | FileCheck %s --check-prefix=REMOVE-COLD
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; RUN: opt < %s -S -passes=forceattrs -force-remove-attribute goo:noinline | FileCheck %s --check-prefix=REMOVE-NOINLINE
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; RUN: opt < %s -S -passes=forceattrs -force-attribute goo:cold -force-remove-attribute goo:noinline | FileCheck %s --check-prefix=ADD-COLD-REMOVE-NOINLINE
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; RUN: opt < %s -S -passes=forceattrs -force-attribute goo:noinline -force-remove-attribute goo:noinline | FileCheck %s --check-prefix=ADD-NOINLINE-REMOVE-NOINLINE
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; CHECK-CONTROL: define void @foo() {
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; CHECK-FOO: define void @foo() #0 {
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define void @foo() {
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ret void
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}
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; Ignore `cold` which does not exist before.
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; REMOVE-COLD: define void @goo() #0 {
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; Remove `noinline` attribute.
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; REMOVE-NOINLINE: define void @goo() {
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; Add `cold` and remove `noinline` leaving `cold` only.
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; ADD-COLD-REMOVE-NOINLINE: define void @goo() #0 {
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; `force-remove` takes precedence over `force`.
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; `noinline` is removed.
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; ADD-NOINLINE-REMOVE-NOINLINE: define void @goo() {
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define void @goo() #0 {
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ret void
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}
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attributes #0 = { noinline }
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; CHECK-FOO: attributes #0 = { noinline }
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; REMOVE-COLD: attributes #0 = { noinline }
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; ADD-COLD-REMOVE-NOINLINE: attributes #0 = { cold }
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