From: Dan Gohman <gohman@apple.com>
Date: Tue, 9 Oct 2007 15:39:37 +0000 (+0000)
Subject: These two tests now require only two multiply instructions,
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=dde01ec40987ff3f187f0cff43cbbe52ea06615e;p=oota-llvm.git

These two tests now require only two multiply instructions,
instead of four.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42784 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/test/CodeGen/X86/extmul128.ll b/test/CodeGen/X86/extmul128.ll
new file mode 100644
index 00000000000..df487659edb
--- /dev/null
+++ b/test/CodeGen/X86/extmul128.ll
@@ -0,0 +1,14 @@
+; RUN: llvm-as < %s | llc -march=x86-64 | grep mul | count 2
+
+define i128 @i64_sext_i128(i64 %a, i64 %b) {
+  %aa = sext i64 %a to i128
+  %bb = sext i64 %b to i128
+  %cc = mul i128 %aa, %bb
+  ret i128 %cc
+}
+define i128 @i64_zext_i128(i64 %a, i64 %b) {
+  %aa = zext i64 %a to i128
+  %bb = zext i64 %b to i128
+  %cc = mul i128 %aa, %bb
+  ret i128 %cc
+}
diff --git a/test/CodeGen/X86/extmul64.ll b/test/CodeGen/X86/extmul64.ll
new file mode 100644
index 00000000000..635da48133b
--- /dev/null
+++ b/test/CodeGen/X86/extmul64.ll
@@ -0,0 +1,14 @@
+; RUN: llvm-as < %s | llc -march=x86 | grep mul | count 2
+
+define i64 @i32_sext_i64(i32 %a, i32 %b) {
+  %aa = sext i32 %a to i64
+  %bb = sext i32 %b to i64
+  %cc = mul i64 %aa, %bb
+  ret i64 %cc
+}
+define i64 @i32_zext_i64(i32 %a, i32 %b) {
+  %aa = zext i32 %a to i64
+  %bb = zext i32 %b to i64
+  %cc = mul i64 %aa, %bb
+  ret i64 %cc
+}