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author | Ulrich Weigand <ulrich.weigand@de.ibm.com> | 2013-05-06 16:17:29 +0000 |
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committer | Ulrich Weigand <ulrich.weigand@de.ibm.com> | 2013-05-06 16:17:29 +0000 |
commit | b503b49b5105b6aad7d2a015468b84b0f64dfe8e (patch) | |
tree | a60966043fae51838cb2faa08531a7ed078e4fb6 /test/CodeGen/SystemZ/fp-const-02.ll | |
parent | 1d09d56fe1e3f3faadd4bf4ccf3e585ddb3c3b07 (diff) | |
download | llvm-b503b49b5105b6aad7d2a015468b84b0f64dfe8e.tar.gz llvm-b503b49b5105b6aad7d2a015468b84b0f64dfe8e.tar.bz2 llvm-b503b49b5105b6aad7d2a015468b84b0f64dfe8e.tar.xz |
[SystemZ] Add CodeGen test cases
This adds all CodeGen tests for the SystemZ target.
This version of the patch incorporates feedback from a review by
Sean Silva. Thanks to all reviewers!
Patch by Richard Sandiford.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181204 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/SystemZ/fp-const-02.ll')
-rw-r--r-- | test/CodeGen/SystemZ/fp-const-02.ll | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/test/CodeGen/SystemZ/fp-const-02.ll b/test/CodeGen/SystemZ/fp-const-02.ll new file mode 100644 index 0000000000..2dedf54e6f --- /dev/null +++ b/test/CodeGen/SystemZ/fp-const-02.ll @@ -0,0 +1,31 @@ +; Test loads of negative floating-point zero. +; +; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s + +; Test f32. +define float @f1() { +; CHECK: f1: +; CHECK: lzer [[REGISTER:%f[0-5]+]] +; CHECK: lcebr %f0, [[REGISTER]] +; CHECK: br %r14 + ret float -0.0 +} + +; Test f64. +define double @f2() { +; CHECK: f2: +; CHECK: lzdr [[REGISTER:%f[0-5]+]] +; CHECK: lcdbr %f0, [[REGISTER]] +; CHECK: br %r14 + ret double -0.0 +} + +; Test f128. +define void @f3(fp128 *%x) { +; CHECK: f3: +; CHECK: lzxr [[REGISTER:%f[0-5]+]] +; CHECK: lcxbr %f0, [[REGISTER]] +; CHECK: br %r14 + store fp128 0xL00000000000000008000000000000000, fp128 *%x + ret void +} |