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| author | Tim Northover <tnorthover@apple.com> | 2014-04-22 10:10:09 +0000 |
|---|---|---|
| committer | Tim Northover <tnorthover@apple.com> | 2014-04-22 10:10:09 +0000 |
| commit | 978d25f39171235f286129ada5b054ada2e4f392 (patch) | |
| tree | 80ef3b0b357f24cc8eeb62671a4e97a2c50ee133 /llvm/test/CodeGen/ARM/vfp-libcalls.ll | |
| parent | c636d152849c068d393061c9ff9679054e33d673 (diff) | |
| download | bcm5719-llvm-978d25f39171235f286129ada5b054ada2e4f392.tar.gz bcm5719-llvm-978d25f39171235f286129ada5b054ada2e4f392.zip | |
ARM: disable emission of __XYZvfp in soft-float environment.
The point of these calls is to allow Thumb-1 code to make use of the VFP unit
to perform its operations. This is not desirable with -msoft-float, since most
of the reasons you'd want that apply equally to the runtime library.
rdar://problem/13766161
llvm-svn: 206874
Diffstat (limited to 'llvm/test/CodeGen/ARM/vfp-libcalls.ll')
| -rw-r--r-- | llvm/test/CodeGen/ARM/vfp-libcalls.ll | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/ARM/vfp-libcalls.ll b/llvm/test/CodeGen/ARM/vfp-libcalls.ll new file mode 100644 index 00000000000..9d4e194e90e --- /dev/null +++ b/llvm/test/CodeGen/ARM/vfp-libcalls.ll @@ -0,0 +1,11 @@ +; RUN: llc -mtriple=armv6-apple-ios -mcpu=arm1136jf-s -o - %s | FileCheck %s --check-prefix=CHECK-HARD +; RUN: llc -mtriple=thumbv6-apple-ios -mcpu=arm1136jf-s -o - %s | FileCheck %s --check-prefix=CHECK-SOFTISH +; RUN: llc -mtriple=armv7s-apple-ios -soft-float -mcpu=arm1136jf-s -o - %s | FileCheck %s --check-prefix=CHECK-SOFT + +define float @test_call(float %a, float %b) { +; CHECK-HARD: vadd.f32 {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}} +; CHECK-SOFTISH: blx ___addsf3vfp +; CHECK-SOFT: bl ___addsf3{{$}} + %sum = fadd float %a, %b + ret float %sum +}
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