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llvm-reduce: Simplify testing using -implicit-check-not

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Also fix llvm-reduce to use the specified output file name directly,
without appending '.ll' to the name.

llvm-svn: 371555
This commit is contained in:
David Blaikie 2019-09-10 20:52:14 +00:00
parent b5245bbc48
commit 6de21dfa20
3 changed files with 4 additions and 11 deletions
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7
test/Reduce/remove-funcs.ll
View File

@ -10,10 +10,10 @@
; then include the rest of the test script
; RUN: cat %p/Inputs/remove-funcs.py >> %t/test.py
; RUN: llvm-reduce --test %t/test.py %s -o - | FileCheck %s
; RUN: llvm-reduce --test %t/test.py %s -o %t/out.ll
; RUN: cat %t/out.ll | FileCheck -implicit-check-not=uninteresting %s
; REQUIRES: plugins
; CHECK-NOT: uninteresting1()
define i32 @uninteresting1() {
entry:
ret i32 0
@ -24,16 +24,13 @@ define i32 @interesting() {
entry:
; CHECK: call i32 @interesting()
%call2 = call i32 @interesting()
; CHECK-NOT: call i32 @uninteresting1()
%call = call i32 @uninteresting1()
ret i32 5
}
; CHECK-NOT: uninteresting2()
define i32 @uninteresting2() {
entry:
ret i32 0
}
; CHECK-NOT: uninteresting3()
declare void @uninteresting3()

6
test/Reduce/remove-global-vars.ll
View File

@ -10,24 +10,22 @@
; then include the rest of the test script
; RUN: cat %p/Inputs/remove-global-vars.py >> %t/test.py
; RUN: llvm-reduce --test %t/test.py %s -o - | FileCheck %s
; RUN: llvm-reduce --test %t/test.py %s -o %t/out.ll
; RUN: cat %t/out.ll | FileCheck -implicit-check-not=uninteresting %s
; REQUIRES: plugins
; CHECK: @interesting = global
@interesting = global i32 0, align 4
; CHECK-NOT: global
@uninteresting = global i32 1, align 4
define i32 @main() {
entry:
; CHECK-NOT: load i32, i32* @uninteresting, align 4
%0 = load i32, i32* @uninteresting, align 4
; CHECK: store i32 undef, i32* @interesting, align 4
store i32 %0, i32* @interesting, align 4
; CHECK: load i32, i32* @interesting, align 4
%1 = load i32, i32* @interesting, align 4
; CHECK-NOT: store i32 %1, i32* @uninteresting, align 4
store i32 %1, i32* @uninteresting, align 4
; CHECK: %inc = add nsw i32 undef, 1

2
tools/llvm-reduce/llvm-reduce.cpp
View File

@ -99,8 +99,6 @@ int main(int argc, char **argv) {
OutputFilename = InputFilename.c_str();
else if (OutputFilename.empty())
OutputFilename = "reduced.ll";
else
OutputFilename += ".ll";
sys::fs::copy_file(Tester.getReducedFilepath(), OutputFilename);
errs() << "\nDone reducing! Reduced testcase: " << OutputFilename << "\n";