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| author | Michael Liao <michael.liao@intel.com> | 2012-09-26 08:22:37 +0000 |
|---|---|---|
| committer | Michael Liao <michael.liao@intel.com> | 2012-09-26 08:22:37 +0000 |
| commit | f9f7b5518ab21d0023fc73d233a4ef236f7e3846 (patch) | |
| tree | 63ad9899a6f24d7ef996b021ade046f0e8669502 /llvm/test/CodeGen/X86/mulx64.ll | |
| parent | dd9602fe935d500d10acde5798ee659488d6921e (diff) | |
| download | bcm5719-llvm-f9f7b5518ab21d0023fc73d233a4ef236f7e3846.tar.gz bcm5719-llvm-f9f7b5518ab21d0023fc73d233a4ef236f7e3846.zip | |
Add MULX code generation support
llvm-svn: 164673
Diffstat (limited to 'llvm/test/CodeGen/X86/mulx64.ll')
| -rw-r--r-- | llvm/test/CodeGen/X86/mulx64.ll | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/X86/mulx64.ll b/llvm/test/CodeGen/X86/mulx64.ll new file mode 100644 index 00000000000..c59adc6069d --- /dev/null +++ b/llvm/test/CodeGen/X86/mulx64.ll @@ -0,0 +1,22 @@ +; RUN: llc -mcpu=core-avx2 -march=x86-64 < %s | FileCheck %s + +define i128 @f1(i64 %a, i64 %b) { + %x = zext i64 %a to i128 + %y = zext i64 %b to i128 + %r = mul i128 %x, %y +; CHECK: f1 +; CHECK: mulxq +; CHECK: ret + ret i128 %r +} + +define i128 @f2(i64 %a, i64* %p) { + %b = load i64* %p + %x = zext i64 %a to i128 + %y = zext i64 %b to i128 + %r = mul i128 %x, %y +; CHECK: f1 +; CHECK: mulxq ({{.+}}), %{{.+}}, %{{.+}} +; CHECK: ret + ret i128 %r +} |
