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| author | Ulrich Weigand <ulrich.weigand@de.ibm.com> | 2015-05-05 19:30:05 +0000 |
|---|---|---|
| committer | Ulrich Weigand <ulrich.weigand@de.ibm.com> | 2015-05-05 19:30:05 +0000 |
| commit | e07464832d2df15184b4b288873123ddaef831c3 (patch) | |
| tree | ff3ce3786f99518b1ba034723de0d83cd4b5277a /test/CodeGen/SystemZ/vec-args-error-08.ll | |
| parent | 538287dea2e6ae17a0f81615097c4de0df5d1e4d (diff) | |
[SystemZ] Mark v1i128 and v1f128 as unsupported
The ABI specifies that <1 x i128> and <1 x fp128> are supposed to be
passed in vector registers. We do not yet support those types, and
some infrastructure is missing before we can do so.
In order to prevent accidentally generating code violating the ABI,
this patch adds checks to detect those types and error out if user
code attempts to use them.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@236526 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/SystemZ/vec-args-error-08.ll')
| -rw-r--r-- | test/CodeGen/SystemZ/vec-args-error-08.ll | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/test/CodeGen/SystemZ/vec-args-error-08.ll b/test/CodeGen/SystemZ/vec-args-error-08.ll new file mode 100644 index 00000000000..7b16b9f46e3 --- /dev/null +++ b/test/CodeGen/SystemZ/vec-args-error-08.ll @@ -0,0 +1,12 @@ +; Verify that we detect unsupported single-element vector types. + +; RUN: not llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 2>&1 | FileCheck %s + +declare <1 x fp128> @bar() + +define void @foo() { + %res = call <1 x fp128> @bar () + ret void +} + +; CHECK: LLVM ERROR: Unsupported vector argument or return type |