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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-round-01.ll | |
parent | 1d09d56fe1e3f3faadd4bf4ccf3e585ddb3c3b07 (diff) |
[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-round-01.ll')
-rw-r--r-- | test/CodeGen/SystemZ/fp-round-01.ll | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/test/CodeGen/SystemZ/fp-round-01.ll b/test/CodeGen/SystemZ/fp-round-01.ll new file mode 100644 index 00000000000..20325c33664 --- /dev/null +++ b/test/CodeGen/SystemZ/fp-round-01.ll @@ -0,0 +1,36 @@ +; Test rint()-like rounding, with non-integer values triggering an +; inexact condition. +; +; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s + +; Test f32. +declare float @llvm.rint.f32(float %f) +define float @f1(float %f) { +; CHECK: f1: +; CHECK: fiebr %f0, 0, %f0 +; CHECK: br %r14 + %res = call float @llvm.rint.f32(float %f) + ret float %res +} + +; Test f64. +declare double @llvm.rint.f64(double %f) +define double @f2(double %f) { +; CHECK: f2: +; CHECK: fidbr %f0, 0, %f0 +; CHECK: br %r14 + %res = call double @llvm.rint.f64(double %f) + ret double %res +} + +; Test f128. +declare fp128 @llvm.rint.f128(fp128 %f) +define void @f3(fp128 *%ptr) { +; CHECK: f3: +; CHECK: fixbr %f0, 0, %f0 +; CHECK: br %r14 + %src = load fp128 *%ptr + %res = call fp128 @llvm.rint.f128(fp128 %src) + store fp128 %res, fp128 *%ptr + ret void +} |