diff options
| author | David Bolvansky <david.bolvansky@gmail.com> | 2018-05-16 11:39:52 +0000 |
|---|---|---|
| committer | David Bolvansky <david.bolvansky@gmail.com> | 2018-05-16 11:39:52 +0000 |
| commit | ca22d427b94de946d4ef32b8acbdfb7e62e7cfa4 (patch) | |
| tree | 01b8ba6b94791c2bcc898bcf34d39516a53dea10 /llvm/unittests/Analysis/TargetLibraryInfoTest.cpp | |
| parent | 5647e89f5a6369836b08212c14b8ff42db8e82d2 (diff) | |
| download | bcm5719-llvm-ca22d427b94de946d4ef32b8acbdfb7e62e7cfa4.tar.gz bcm5719-llvm-ca22d427b94de946d4ef32b8acbdfb7e62e7cfa4.zip | |
[SimplifyLibcalls] Replace locked IO with unlocked IO
Summary: If file stream arg is not captured and source is fopen, we could replace IO calls by unlocked IO ("_unlocked" function variants) to gain better speed,
Reviewers: efriedma, RKSimon, spatel, sanjoy, hfinkel, majnemer, lebedev.ri, rja
Reviewed By: rja
Subscribers: rja, srhines, efriedma, lebedev.ri, llvm-commits
Differential Revision: https://reviews.llvm.org/D45736
llvm-svn: 332452
Diffstat (limited to 'llvm/unittests/Analysis/TargetLibraryInfoTest.cpp')
| -rw-r--r-- | llvm/unittests/Analysis/TargetLibraryInfoTest.cpp | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/llvm/unittests/Analysis/TargetLibraryInfoTest.cpp b/llvm/unittests/Analysis/TargetLibraryInfoTest.cpp index 0c8ba9ee77b..ec0f89a7e50 100644 --- a/llvm/unittests/Analysis/TargetLibraryInfoTest.cpp +++ b/llvm/unittests/Analysis/TargetLibraryInfoTest.cpp @@ -161,8 +161,10 @@ TEST_F(TargetLibraryInfoTest, ValidProto) { "declare i32 @ffsl(i64)\n" "declare i32 @ffsll(i64)\n" "declare i32 @fgetc(%struct*)\n" + "declare i32 @fgetc_unlocked(%struct*)\n" "declare i32 @fgetpos(%struct*, i64*)\n" "declare i8* @fgets(i8*, i32, %struct*)\n" + "declare i8* @fgets_unlocked(i8*, i32, %struct*)\n" "declare i32 @fileno(%struct*)\n" "declare void @flockfile(%struct*)\n" "declare double @floor(double)\n" @@ -182,7 +184,9 @@ TEST_F(TargetLibraryInfoTest, ValidProto) { "declare x86_fp80 @fmodl(x86_fp80, x86_fp80)\n" "declare i32 @fprintf(%struct*, i8*, ...)\n" "declare i32 @fputc(i32, %struct*)\n" + "declare i32 @fputc_unlocked(i32, %struct*)\n" "declare i64 @fread(i8*, i64, i64, %struct*)\n" + "declare i64 @fread_unlocked(i8*, i64, i64, %struct*)\n" "declare void @free(i8*)\n" "declare double @frexp(double, i32*)\n" "declare float @frexpf(float, i32*)\n" @@ -199,6 +203,7 @@ TEST_F(TargetLibraryInfoTest, ValidProto) { "declare i32 @getc(%struct*)\n" "declare i32 @getc_unlocked(%struct*)\n" "declare i32 @getchar()\n" + "declare i32 @getchar_unlocked()\n" "declare i8* @getenv(i8*)\n" "declare i32 @getitimer(i32, %struct*)\n" "declare i32 @getlogin_r(i8*, i64)\n" @@ -250,7 +255,9 @@ TEST_F(TargetLibraryInfoTest, ValidProto) { "declare x86_fp80 @powl(x86_fp80, x86_fp80)\n" "declare i32 @printf(i8*, ...)\n" "declare i32 @putc(i32, %struct*)\n" + "declare i32 @putc_unlocked(i32, %struct*)\n" "declare i32 @putchar(i32)\n" + "declare i32 @putchar_unlocked(i32)\n" "declare i32 @puts(i8*)\n" "declare void @qsort(i8*, i64, i64, i32 (i8*, i8*)*)\n" "declare i64 @readlink(i8*, i8*, i64)\n" @@ -347,8 +354,10 @@ TEST_F(TargetLibraryInfoTest, ValidProto) { "declare %struct* @fdopen(i32, i8*)\n" "declare %struct* @fopen(i8*, i8*)\n" "declare i32 @fputs(i8*, %struct*)\n" + "declare i32 @fputs_unlocked(i8*, %struct*)\n" "declare i32 @fstat(i32, %struct*)\n" "declare i64 @fwrite(i8*, i64, i64, %struct*)\n" + "declare i64 @fwrite_unlocked(i8*, i64, i64, %struct*)\n" "declare i32 @lchown(i8*, i32, i32)\n" "declare i32 @lstat(i8*, %struct*)\n" "declare i64 @mktime(%struct*)\n" |
