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author | Dylan Noblesmith <nobled@dreamwidth.org> | 2012-04-10 22:44:49 +0000 |
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committer | Dylan Noblesmith <nobled@dreamwidth.org> | 2012-04-10 22:44:49 +0000 |
commit | 701de8fafc8db86a0a7df61b177720b1f681c60c (patch) | |
tree | c868d67c320ef89ca35e24e473205d3fd3cfd812 /tools | |
parent | cff60c1409e36079b4bc6ecbda84565143bf00af (diff) | |
download | external_llvm-701de8fafc8db86a0a7df61b177720b1f681c60c.zip external_llvm-701de8fafc8db86a0a7df61b177720b1f681c60c.tar.gz external_llvm-701de8fafc8db86a0a7df61b177720b1f681c60c.tar.bz2 |
llvm-stress: don't make vectors of x86_mmx type
LangRef.html says:
"There are no arrays, vectors or constants of this type."
This was hitting assertions when passing the -generate-x86-mmx
option.
PR12452.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@154445 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'tools')
-rw-r--r-- | tools/llvm-stress/llvm-stress.cpp | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/tools/llvm-stress/llvm-stress.cpp b/tools/llvm-stress/llvm-stress.cpp index c095059..7da80bc 100644 --- a/tools/llvm-stress/llvm-stress.cpp +++ b/tools/llvm-stress/llvm-stress.cpp @@ -202,11 +202,17 @@ protected: /// Pick a random vector type. Type *pickVectorType(unsigned len = (unsigned)-1) { - Type *Ty = pickScalarType(); // Pick a random vector width in the range 2**0 to 2**4. // by adding two randoms we are generating a normal-like distribution // around 2**3. unsigned width = 1<<((Ran->Rand() % 3) + (Ran->Rand() % 3)); + Type *Ty; + + // Vectors of x86mmx are illegal; keep trying till we get something else. + do { + Ty = pickScalarType(); + } while (Ty->isX86_MMXTy()); + if (len != (unsigned)-1) width = len; return VectorType::get(Ty, width); |