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| author | Davide Italiano <davide@freebsd.org> | 2017-07-12 15:26:06 +0000 |
|---|---|---|
| committer | Davide Italiano <davide@freebsd.org> | 2017-07-12 15:26:06 +0000 |
| commit | a63981aaa9a99b34f436644bc023f77bd33b9a1d (patch) | |
| tree | fd0cba0c89602ebcddfedcc79a1ea073cd61d3e5 /llvm/test/CodeGen/X86/fastisel-softfloat.ll | |
| parent | 57226ef33cd31cef0bcfd8cb492b8d1a2253ac3a (diff) | |
| download | bcm5719-llvm-a63981aaa9a99b34f436644bc023f77bd33b9a1d.tar.gz bcm5719-llvm-a63981aaa9a99b34f436644bc023f77bd33b9a1d.zip | |
[X86/FastIsel] Fall-back to SelectionDAG when lowering soft-floats.
FastIsel can't handle them, so we would end up crashing during
register class selection.
Fixes PR26522.
Differential Revision: https://reviews.llvm.org/D35272
llvm-svn: 307797
Diffstat (limited to 'llvm/test/CodeGen/X86/fastisel-softfloat.ll')
| -rw-r--r-- | llvm/test/CodeGen/X86/fastisel-softfloat.ll | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/X86/fastisel-softfloat.ll b/llvm/test/CodeGen/X86/fastisel-softfloat.ll new file mode 100644 index 00000000000..e4330db81e1 --- /dev/null +++ b/llvm/test/CodeGen/X86/fastisel-softfloat.ll @@ -0,0 +1,15 @@ +; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py +; RUN: llc %s -o - | FileCheck %s + +target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" +target triple = "x86_64-unknown-linux-gnu" + +define float @pr26522(float %pat) #0 { +; CHECK-LABEL: pr26522: +; CHECK: # BB#0: +; CHECK-NEXT: movl %edi, %eax +; CHECK-NEXT: retq + ret float %pat +} + +attributes #0 = { noinline optnone "target-features"="+soft-float" } |
