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| author | Chad Rosier <mcrosier@apple.com> | 2012-04-04 20:39:32 +0000 |
|---|---|---|
| committer | Chad Rosier <mcrosier@apple.com> | 2012-04-04 20:39:32 +0000 |
| commit | 7a938fa66be42710b034a79106de337a275fd265 (patch) | |
| tree | 503e48f32b4b1acfc430766e4ccfca520752fb1e /test/Driver | |
| parent | 878f8502ebea491b818b48e342f9ad9de2feaff6 (diff) | |
[driver] Create a new -mfpmath= option, which is used to control whether clang
uses Neon instructions for single-precision FP.
-mfpmath=neon is analogous to passing llc -mattr=+neonfp.
-mfpmath=[vfp|vfp2|vfp3|vfp4] is analogous to passing llc -mattr=-neonfp.
rdar://11108618
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@154046 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Driver')
| -rw-r--r-- | test/Driver/arm-mfpmath.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/test/Driver/arm-mfpmath.c b/test/Driver/arm-mfpmath.c new file mode 100644 index 0000000000..ab1809385a --- /dev/null +++ b/test/Driver/arm-mfpmath.c @@ -0,0 +1,25 @@ +// Test different values of -mfpmath. + +// RUN: %clang -target arm-apple-darwin10 -mfpmath=vfp %s -### -c -o %t.o 2>&1 \ +// RUN: | FileCheck --check-prefix=CHECK-VFP %s +// CHECK-VFP: "-target-feature" "-neonfp" + +// RUN: %clang -target arm-apple-darwin10 -mfpmath=vfp2 %s -### -c -o %t.o 2>&1 \ +// RUN: | FileCheck --check-prefix=CHECK-VFP2 %s +// CHECK-VFP2: "-target-feature" "-neonfp" + +// RUN: %clang -target arm-apple-darwin10 -mfpmath=vfp3 %s -### -c -o %t.o 2>&1 \ +// RUN: | FileCheck --check-prefix=CHECK-VFP3 %s +// CHECK-VFP3: "-target-feature" "-neonfp" + +// RUN: %clang -target arm-apple-darwin10 -mfpmath=vfp4 %s -### -c -o %t.o 2>&1 \ +// RUN: | FileCheck --check-prefix=CHECK-VFP4 %s +// CHECK-VFP4: "-target-feature" "-neonfp" + +// RUN: %clang -target arm-apple-darwin10 -mfpmath=neon %s -### -c -o %t.o 2>&1 \ +// RUN: | FileCheck --check-prefix=CHECK-NEON %s +// CHECK-NEON: "-target-feature" "+neonfp" + +// RUN: %clang -target arm-apple-darwin10 -mfpmath=foo %s -### -c -o %t.o 2>&1 \ +// RUN: | FileCheck --check-prefix=CHECK-ERROR %s +// CHECK-ERROR: clang compiler does not support '-mfpmath=foo' |