[clang] [flang] Revert "[clang][flang] Support -time in both clang and flang" (PR #115955)
Tarun Prabhu via cfe-commits
cfe-commits at lists.llvm.org
Tue Nov 12 14:55:18 PST 2024
https://github.com/tarunprabhu created https://github.com/llvm/llvm-project/pull/115955
Reverts llvm/llvm-project#109165
This created a buildbot failure on [Fuchsia](https://lab.llvm.org/buildbot/#/builders/11/builds/8080).
>From 86e5163d2403cebb179815ea8ee012f13d273efd Mon Sep 17 00:00:00 2001
From: Tarun Prabhu <tarunprabhu at gmail.com>
Date: Tue, 12 Nov 2024 15:48:07 -0700
Subject: [PATCH] Revert "[clang][flang] Support -time in both clang and flang"
This reverts commit f5396748c7da3d9f278fcd42e2a10a3214920d82.
---
clang/include/clang/Driver/Options.td | 1 -
clang/lib/Driver/Compilation.cpp | 20 ---------------
clang/lib/Driver/Driver.cpp | 3 ---
clang/test/Driver/time.c | 33 ------------------------
flang/test/Driver/time.f90 | 36 ---------------------------
5 files changed, 93 deletions(-)
delete mode 100644 clang/test/Driver/time.c
delete mode 100644 flang/test/Driver/time.f90
diff --git a/clang/include/clang/Driver/Options.td b/clang/include/clang/Driver/Options.td
index 0bbab21120f2b6..9fb7f8bb6489b0 100644
--- a/clang/include/clang/Driver/Options.td
+++ b/clang/include/clang/Driver/Options.td
@@ -5896,7 +5896,6 @@ def print_enabled_extensions : Flag<["-", "--"], "print-enabled-extensions">,
def : Flag<["-"], "mcpu=help">, Alias<print_supported_cpus>;
def : Flag<["-"], "mtune=help">, Alias<print_supported_cpus>;
def time : Flag<["-"], "time">,
- Visibility<[ClangOption, CLOption, DXCOption, FlangOption]>,
HelpText<"Time individual commands">;
def traditional_cpp : Flag<["-", "--"], "traditional-cpp">,
Visibility<[ClangOption, CC1Option]>,
diff --git a/clang/lib/Driver/Compilation.cpp b/clang/lib/Driver/Compilation.cpp
index 6965e59367c95d..ad077d5bbfa69a 100644
--- a/clang/lib/Driver/Compilation.cpp
+++ b/clang/lib/Driver/Compilation.cpp
@@ -21,9 +21,6 @@
#include "llvm/Option/OptSpecifier.h"
#include "llvm/Option/Option.h"
#include "llvm/Support/FileSystem.h"
-#include "llvm/Support/Format.h"
-#include "llvm/Support/Path.h"
-#include "llvm/Support/Timer.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/TargetParser/Triple.h"
#include <cassert>
@@ -197,28 +194,11 @@ int Compilation::ExecuteCommand(const Command &C,
if (LogOnly)
return 0;
- // We don't use any timers or llvm::TimeGroup's because those are tied into
- // the global static timer list which, in principle, could be cleared without
- // us knowing about it.
- llvm::TimeRecord StartTime;
- if (getArgs().hasArg(options::OPT_time))
- StartTime = llvm::TimeRecord::getCurrentTime(/*Start=*/true);
-
std::string Error;
bool ExecutionFailed;
int Res = C.Execute(Redirects, &Error, &ExecutionFailed);
if (PostCallback)
PostCallback(C, Res);
-
- if (getArgs().hasArg(options::OPT_time)) {
- llvm::TimeRecord Time = llvm::TimeRecord::getCurrentTime(/*Start=*/false);
- Time -= StartTime;
- llvm::StringRef Name = llvm::sys::path::filename(C.getExecutable());
- llvm::errs() << "# " << Name << " "
- << llvm::format("%0.2f", Time.getUserTime()) << " "
- << llvm::format("%0.2f", Time.getSystemTime()) << "\n";
- }
-
if (!Error.empty()) {
assert(Res && "Error string set with 0 result code!");
getDriver().Diag(diag::err_drv_command_failure) << Error;
diff --git a/clang/lib/Driver/Driver.cpp b/clang/lib/Driver/Driver.cpp
index a0fd459967a6b2..93e85f7dffe35a 100644
--- a/clang/lib/Driver/Driver.cpp
+++ b/clang/lib/Driver/Driver.cpp
@@ -1315,9 +1315,6 @@ Compilation *Driver::BuildCompilation(ArrayRef<const char *> ArgList) {
// Ignore -pipe.
Args.ClaimAllArgs(options::OPT_pipe);
- // Ignore -time.
- Args.ClaimAllArgs(options::OPT_time);
-
// Extract -ccc args.
//
// FIXME: We need to figure out where this behavior should live. Most of it
diff --git a/clang/test/Driver/time.c b/clang/test/Driver/time.c
deleted file mode 100644
index a9a95b073afb73..00000000000000
--- a/clang/test/Driver/time.c
+++ /dev/null
@@ -1,33 +0,0 @@
-// The -time option prints timing information for the various subcommands in a
-// format similar to that used by gcc. When compiling and linking, this will
-// include the time to call clang-${LLVM_VERSION_MAJOR} and the linker. Since
-// the name of the linker could vary across platforms, and name of the compiler
-// could be something different, just check that whatever is printed to stderr
-// looks like timing information.
-
-// Ideally, this should be tested on various platforms, but that requires the
-// the full toolchain, including a linker to be present. The initial author of
-// the test only had access to Linux on x86 which is why this is only enabled
-// there. More platforms ought to be added if possible.
-
-// REQUIRES: x86-registered-target
-// REQUIRES: x86_64-linux
-
-// RUN: %clang --target=x86_64-pc-linux -time -c -o /dev/null %s 2>&1 \
-// RUN: | FileCheck %s --check-prefix=COMPILE-ONLY
-// RUN: %clang --target=x86_64-pc-linux -time -S -emit-llvm -o /dev/null %s 2>&1 \
-// RUN: | FileCheck %s --check-prefix=COMPILE-ONLY
-// RUN: %clang --target=x86_64-pc-linux -time -S -o /dev/null %s 2>&1 \
-// RUN: | FileCheck %s --check-prefix=COMPILE-ONLY
-// RUN: %clang --target=x86_64-pc-linux -time -o /dev/null %s 2>&1 \
-// RUN: | FileCheck %s --check-prefix=COMPILE-AND-LINK
-
-// COMPILE-ONLY: # {{.+}} {{[0-9]+(.[0-9]+)?}} {{[0-9]+(.[0-9]+)?}}
-// COMPILE-ONLY-NOT: {{.}}
-
-// COMPILE-AND-LINK: # {{.+}} {{[0-9]+(.[0-9]+)?}} {{[0-9]+(.[0-9]+)?}}
-// COMPILE-AND-LINK: # {{.+}} {{[0-9]+(.[0-9]+)?}} {{[0-9]+(.[0-9]+)?}}
-
-int main() {
- return 0;
-}
diff --git a/flang/test/Driver/time.f90 b/flang/test/Driver/time.f90
deleted file mode 100644
index 98d4fac4e805e9..00000000000000
--- a/flang/test/Driver/time.f90
+++ /dev/null
@@ -1,36 +0,0 @@
-! TODO: For some reason, on Windows, nothing is printed to stderr which causes
-! the checks to fail. It is not clear why this is, so disable this on Windows
-! until the root cause can be determined.
-!
-! UNSUPPORTED: system-windows
-
-! The -time option prints timing information for the various subcommands in a
-! format similar to that used by gfortran. When compiling and linking, this will
-! include the time to call flang-${LLVM_VERSION_MAJOR} and the linker. Since the
-! name of the linker could vary across platforms, and the flang name could also
-! potentially be something different, just check that whatever is printed to
-! stderr looks like timing information.
-
-! Ideally, this should be tested on various platforms, but that requires the
-! the full toolchain, including a linker to be present. The initial author of
-! the test only had access to Linux on x86 which is why this is only enabled
-! there. More platforms ought to be added if possible.
-
-! REQUIRES: x86_64-linux
-
-! RUN: %flang --target=x86_64-linux -time -c -o /dev/null %s 2>&1 \
-! RUN: | FileCheck %s --check-prefix=COMPILE-ONLY
-! RUN: %flang --target=x86_64-linux -time -S -emit-llvm -O3 -o /dev/null %s 2>&1 \
-! RUN: | FileCheck %s --check-prefix=COMPILE-ONLY
-! RUN: %flang --target=x86_64-linux -time -S -o /dev/null %s 2>&1 \
-! RUN: | FileCheck %s --check-prefix=COMPILE-ONLY
-! RUN: %flang --target=x86_64-linux -time -o /dev/null %s 2>&1 \
-! RUN: | FileCheck %s --check-prefix=COMPILE-AND-LINK
-
-! COMPILE-ONLY: # {{.+}} {{[0-9]+(.[0-9]+)?}} {{[0-9]+(.[0-9]+)?}}
-! COMPILE-ONLY-NOT: {{.}}
-
-! COMPILE-AND-LINK: # {{.+}} {{[0-9]+(.[0-9]+)?}} {{[0-9]+(.[0-9]+)?}}
-! COMPILE-AND-LINK: # {{.+}} {{[0-9]+(.[0-9]+)?}} {{[0-9]+(.[0-9]+)?}}
-
-end program
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