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Diffstat (limited to 'test/CodeGen/SystemZ/fp-mul-05.ll')
| -rw-r--r-- | test/CodeGen/SystemZ/fp-mul-05.ll | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/test/CodeGen/SystemZ/fp-mul-05.ll b/test/CodeGen/SystemZ/fp-mul-05.ll new file mode 100644 index 000000000000..df5bc4e70755 --- /dev/null +++ b/test/CodeGen/SystemZ/fp-mul-05.ll @@ -0,0 +1,20 @@ +; Test multiplication of two f128s. +; +; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s + +; There is no memory form of 128-bit multiplication. +define void @f1(fp128 *%ptr, float %f2) { +; CHECK: f1: +; CHECK: lxebr %f0, %f0 +; CHECK: ld %f1, 0(%r2) +; CHECK: ld %f3, 8(%r2) +; CHECK: mxbr %f1, %f0 +; CHECK: std %f1, 0(%r2) +; CHECK: std %f3, 8(%r2) +; CHECK: br %r14 + %f1 = load fp128 *%ptr + %f2x = fpext float %f2 to fp128 + %diff = fmul fp128 %f1, %f2x + store fp128 %diff, fp128 *%ptr + ret void +} |