-
Notifications
You must be signed in to change notification settings - Fork 10.8k
New issue
Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.
By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.
Already on GitHub? Sign in to your account
[flang] Fixes for LIT testing of FLANG_RUNTIME_F128_MATH_LIB build. #82832
Conversation
@llvm/pr-subscribers-flang-fir-hlfir @llvm/pr-subscribers-clang-driver Author: Slava Zakharin (vzakhari) ChangesFollow-up for #81971 to fix the disabled LIT test and add Full diff: https://github.com/llvm/llvm-project/pull/82832.diff 8 Files Affected:
diff --git a/clang/lib/Driver/ToolChains/CommonArgs.cpp b/clang/lib/Driver/ToolChains/CommonArgs.cpp
index e5196bd8b5ae9e..6c620a7f247a10 100644
--- a/clang/lib/Driver/ToolChains/CommonArgs.cpp
+++ b/clang/lib/Driver/ToolChains/CommonArgs.cpp
@@ -1285,13 +1285,16 @@ void tools::addFortranRuntimeLibs(const ToolChain &TC, const ArgList &Args,
// add the correct libraries to link against as dependents in the object
// file.
if (!TC.getTriple().isKnownWindowsMSVCEnvironment()) {
- StringRef f128LibName = TC.getDriver().getFlangF128MathLibrary();
- f128LibName.consume_front_insensitive("lib");
- if (!f128LibName.empty()) {
+ StringRef F128LibName = TC.getDriver().getFlangF128MathLibrary();
+ F128LibName.consume_front_insensitive("lib");
+ if (!F128LibName.empty()) {
+ bool AsNeeded = !TC.getTriple().isOSAIX();
CmdArgs.push_back("-lFortranFloat128Math");
- addAsNeededOption(TC, Args, CmdArgs, /*as_needed=*/true);
- CmdArgs.push_back(Args.MakeArgString("-l" + f128LibName));
- addAsNeededOption(TC, Args, CmdArgs, /*as_needed=*/false);
+ if (AsNeeded)
+ addAsNeededOption(TC, Args, CmdArgs, /*as_needed=*/true);
+ CmdArgs.push_back(Args.MakeArgString("-l" + F128LibName));
+ if (AsNeeded)
+ addAsNeededOption(TC, Args, CmdArgs, /*as_needed=*/false);
}
CmdArgs.push_back("-lFortranRuntime");
CmdArgs.push_back("-lFortranDecimal");
diff --git a/flang/test/Driver/linker-flags.f90 b/flang/test/Driver/linker-flags.f90
index 5e00520fcc098c..4d3d528b5e99e0 100644
--- a/flang/test/Driver/linker-flags.f90
+++ b/flang/test/Driver/linker-flags.f90
@@ -2,15 +2,15 @@
! invocation. These libraries are added on top of other standard runtime
! libraries that the Clang driver will include.
-! RUN: %flang -### --target=ppc64le-linux-gnu %S/Inputs/hello.f90 2>&1 | FileCheck %s --check-prefixes=CHECK,UNIX
-! RUN: %flang -### --target=aarch64-apple-darwin %S/Inputs/hello.f90 2>&1 | FileCheck %s --check-prefixes=CHECK,DARWIN
-! RUN: %flang -### --target=sparc-sun-solaris2.11 %S/Inputs/hello.f90 2>&1 | FileCheck %s --check-prefixes=CHECK,UNIX
-! RUN: %flang -### --target=x86_64-unknown-freebsd %S/Inputs/hello.f90 2>&1 | FileCheck %s --check-prefixes=CHECK,UNIX
-! RUN: %flang -### --target=x86_64-unknown-netbsd %S/Inputs/hello.f90 2>&1 | FileCheck %s --check-prefixes=CHECK,UNIX
-! RUN: %flang -### --target=x86_64-unknown-openbsd %S/Inputs/hello.f90 2>&1 | FileCheck %s --check-prefixes=CHECK,UNIX
-! RUN: %flang -### --target=x86_64-unknown-dragonfly %S/Inputs/hello.f90 2>&1 | FileCheck %s --check-prefixes=CHECK,UNIX
-! RUN: %flang -### --target=x86_64-unknown-haiku %S/Inputs/hello.f90 2>&1 | FileCheck %s --check-prefixes=CHECK,HAIKU
-! RUN: %flang -### --target=x86_64-windows-gnu %S/Inputs/hello.f90 2>&1 | FileCheck %s --check-prefixes=CHECK,MINGW
+! RUN: %flang -### --target=ppc64le-linux-gnu %S/Inputs/hello.f90 2>&1 | FileCheck %s --check-prefixes=CHECK,UNIX,UNIX-F128%f128-lib
+! RUN: %flang -### --target=aarch64-apple-darwin %S/Inputs/hello.f90 2>&1 | FileCheck %s --check-prefixes=CHECK,DARWIN,DARWIN-F128%f128-lib
+! RUN: %flang -### --target=sparc-sun-solaris2.11 %S/Inputs/hello.f90 2>&1 | FileCheck %s --check-prefixes=CHECK,UNIX,SOLARIS-F128%f128-lib
+! RUN: %flang -### --target=x86_64-unknown-freebsd %S/Inputs/hello.f90 2>&1 | FileCheck %s --check-prefixes=CHECK,UNIX,UNIX-F128%f128-lib
+! RUN: %flang -### --target=x86_64-unknown-netbsd %S/Inputs/hello.f90 2>&1 | FileCheck %s --check-prefixes=CHECK,UNIX,UNIX-F128%f128-lib
+! RUN: %flang -### --target=x86_64-unknown-openbsd %S/Inputs/hello.f90 2>&1 | FileCheck %s --check-prefixes=CHECK,UNIX,UNIX-F128%f128-lib
+! RUN: %flang -### --target=x86_64-unknown-dragonfly %S/Inputs/hello.f90 2>&1 | FileCheck %s --check-prefixes=CHECK,UNIX,UNIX-F128%f128-lib
+! RUN: %flang -### --target=x86_64-unknown-haiku %S/Inputs/hello.f90 2>&1 | FileCheck %s --check-prefixes=CHECK,HAIKU,HAIKU-F128%f128-lib
+! RUN: %flang -### --target=x86_64-windows-gnu %S/Inputs/hello.f90 2>&1 | FileCheck %s --check-prefixes=CHECK,MINGW,MINGW-F128%f128-lib
! RUN: %flang -### --target=aarch64-unknown-linux-gnu %S/Inputs/hello.f90 -lFortran_main 2>&1 | FileCheck %s --check-prefixes=DEPRECATED
! NOTE: Clang's driver library, clangDriver, usually adds 'oldnames' on Windows,
@@ -29,21 +29,33 @@
! executable and may find the GNU linker from MinGW or Cygwin.
! UNIX-LABEL: "{{.*}}ld{{(\.exe)?}}"
! UNIX-SAME: "[[object_file]]"
-! UNIX-SAME: "--whole-archive" "-lFortran_main" "--no-whole-archive" "-lFortranRuntime" "-lFortranDecimal" "-lm"
+! UNIX-SAME: "--whole-archive" "-lFortran_main" "--no-whole-archive"
+! UNIX-F128NONE-NOT: FortranFloat128Math
+! SOLARIS-F128NONE-NOT: FortranFloat128Math
+! UNIX-F128LIBQUADMATH-SAME: "-lFortranFloat128Math" "--as-needed" "-lquadmath" "--no-as-needed"
+! SOLARIS-F128LIBQUADMATH-SAME: "-lFortranFloat128Math" "-z" "ignore" "-lquadmath" "-z" "record"
+! UNIX-SAME: "-lFortranRuntime" "-lFortranDecimal" "-lm"
! DARWIN-LABEL: "{{.*}}ld{{(\.exe)?}}"
! DARWIN-SAME: "[[object_file]]"
! DARWIN-SAME: -lFortran_main
+! DARWIN-F128NONE-NOT: FortranFloat128Math
+! DARWIN-F128LIBQUADMATH-SAME: "-lFortranFloat128Math" "--as-needed" "-lquadmath" "--no-as-needed"
! DARWIN-SAME: -lFortranRuntime
! DARWIN-SAME: -lFortranDecimal
! HAIKU-LABEL: "{{.*}}ld{{(\.exe)?}}"
! HAIKU-SAME: "[[object_file]]"
-! HAIKU-SAME: "--whole-archive" "-lFortran_main" "--no-whole-archive" "-lFortranRuntime" "-lFortranDecimal"
+! HAIKU-SAME: "--whole-archive" "-lFortran_main" "--no-whole-archive"
+! HAIKU-F128NONE-NOT: FortranFloat128Math
+! HAIKU-F128LIBQUADMATH-SAME: "-lFortranFloat128Math" "--as-needed" "-lquadmath" "--no-as-needed"
+! HAIKU-SAME: "-lFortranRuntime" "-lFortranDecimal"
! MINGW-LABEL: "{{.*}}ld{{(\.exe)?}}"
! MINGW-SAME: "[[object_file]]"
! MINGW-SAME: -lFortran_main
+! MINGW-F128NONE-NOT: FortranFloat128Math
+! MINGW-F128LIBQUADMATH-SAME: "-lFortranFloat128Math" "--as-needed" "-lquadmath" "--no-as-needed"
! MINGW-SAME: -lFortranRuntime
! MINGW-SAME: -lFortranDecimal
diff --git a/flang/test/Lower/Intrinsics/cabs_real16.f90 b/flang/test/Lower/Intrinsics/cabs_real16.f90
new file mode 100644
index 00000000000000..363b154a8e7fe7
--- /dev/null
+++ b/flang/test/Lower/Intrinsics/cabs_real16.f90
@@ -0,0 +1,10 @@
+! REQUIRES: flang-supports-f128-math
+! RUN: bbc -emit-fir %s -o - | FileCheck %s
+! RUN: bbc --math-runtime=precise -emit-fir %s -o - | FileCheck %s
+! RUN: %flang_fc1 -emit-fir %s -o - | FileCheck %s
+
+! CHECK: fir.call @_FortranACAbsF128({{.*}}){{.*}}: (!fir.complex<16>) -> f128
+ complex(16) :: a
+ real(16) :: b
+ b = abs(a)
+end
diff --git a/flang/test/Lower/Intrinsics/missing-math-runtime.f90 b/flang/test/Lower/Intrinsics/missing-math-runtime.f90
index ff767ba18faaec..699678fcf2bcec 100644
--- a/flang/test/Lower/Intrinsics/missing-math-runtime.f90
+++ b/flang/test/Lower/Intrinsics/missing-math-runtime.f90
@@ -1,10 +1,8 @@
-! There is no quad math runtime available in lowering
-! for now. Test that the TODO are emitted correctly.
-! FIXME: the lit config has to flip a feature flag so that
-! the tests can use different checks depending on whether
-! REAL(16) math support is enabled or not.
-! XFAIL: *
-! RUN: bbc -emit-fir %s -o /dev/null 2>&1 | FileCheck %s
+! If the compiler is built without 128-bit float math
+! support, an appropriate error message is emitted.
+! UNSUPPORTED: flang-supports-f128-math
+! RUN: bbc -emit-fir %s -o /dev/null >%t 2>&1 || echo
+! RUN: FileCheck %s --input-file=%t
complex(16) :: a
real(16) :: b
diff --git a/flang/test/Lower/Intrinsics/sin_real16.f90 b/flang/test/Lower/Intrinsics/sin_real16.f90
new file mode 100644
index 00000000000000..d09c71fb03e26c
--- /dev/null
+++ b/flang/test/Lower/Intrinsics/sin_real16.f90
@@ -0,0 +1,9 @@
+! REQUIRES: flang-supports-f128-math
+! RUN: bbc -emit-fir %s -o - | FileCheck %s
+! RUN: bbc --math-runtime=precise -emit-fir %s -o - | FileCheck %s
+! RUN: %flang_fc1 -emit-fir %s -o - | FileCheck %s
+
+! CHECK: fir.call @_FortranASinF128({{.*}}){{.*}}: (f128) -> f128
+ real(16) :: a, b
+ b = sin(a)
+end
diff --git a/flang/test/Lower/Intrinsics/sqrt_real16.f90 b/flang/test/Lower/Intrinsics/sqrt_real16.f90
new file mode 100644
index 00000000000000..ac08c8c79e9a84
--- /dev/null
+++ b/flang/test/Lower/Intrinsics/sqrt_real16.f90
@@ -0,0 +1,9 @@
+! REQUIRES: flang-supports-f128-math
+! RUN: bbc -emit-fir %s -o - | FileCheck %s
+! RUN: bbc --math-runtime=precise -emit-fir %s -o - | FileCheck %s
+! RUN: %flang_fc1 -emit-fir %s -o - | FileCheck %s
+
+! CHECK: fir.call @_FortranASqrtF128({{.*}}){{.*}}: (f128) -> f128
+ real(16) :: a, b
+ b = sqrt(a)
+end
diff --git a/flang/test/lit.cfg.py b/flang/test/lit.cfg.py
index 9b8bb83ca23c74..96b26ab25f065f 100644
--- a/flang/test/lit.cfg.py
+++ b/flang/test/lit.cfg.py
@@ -199,3 +199,24 @@
result = lit_config.params.get("LIBPGMATH")
if result:
config.environment["LIBPGMATH"] = True
+
+# Add features and substitutions to test F128 math support.
+# %f128-lib substitution may be used to generate check prefixes
+# for LIT tests checking for F128 library support.
+if config.flang_runtime_f128_math_lib:
+ config.available_features.add("flang-supports-f128-math")
+ config.available_features.add(
+ "flang-f128-math-lib-" + config.flang_runtime_f128_math_lib)
+ config.substitutions.append(
+ (
+ "%f128-lib",
+ config.flang_runtime_f128_math_lib.upper()
+ )
+ )
+else:
+ config.substitutions.append(
+ (
+ "%f128-lib",
+ "NONE"
+ )
+ )
diff --git a/flang/test/lit.site.cfg.py.in b/flang/test/lit.site.cfg.py.in
index 16411d82908cae..e66f1af794526e 100644
--- a/flang/test/lit.site.cfg.py.in
+++ b/flang/test/lit.site.cfg.py.in
@@ -25,6 +25,7 @@ config.cc = "@CMAKE_C_COMPILER@"
config.osx_sysroot = path(r"@CMAKE_OSX_SYSROOT@")
config.targets_to_build = "@TARGETS_TO_BUILD@"
config.default_sysroot = "@DEFAULT_SYSROOT@"
+config.flang_runtime_f128_math_lib = "@FLANG_RUNTIME_F128_MATH_LIB@"
import lit.llvm
lit.llvm.initialize(lit_config, config)
|
✅ With the latest revision this PR passed the Python code formatter. |
cedb135
to
9d0b69f
Compare
Follow-up for llvm#81971 to fix the disabled LIT test and add LIT tests for lowering of the added math intrinsics.
9d0b69f
to
bc6b645
Compare
There was a problem hiding this comment.
Choose a reason for hiding this comment
The reason will be displayed to describe this comment to others. Learn more.
All builds and tests correctly and looks good.
I do not think the Windows CI failure has anything to do with my changes. I am going to merge this. |
Follow-up for #81971 to fix the disabled LIT test and add
LIT tests for lowering of the added math intrinsics.