From: Chris Lattner <sabre@nondot.org>
Date: Wed, 14 Dec 2005 19:24:08 +0000 (+0000)
Subject: new testcase, each function should have one extension instr in it
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=e4e49132af74a69aba92a35c38e1c87be8907ecd;p=oota-llvm.git

new testcase, each function should have one extension instr in it


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24711 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/test/CodeGen/X86/extend.ll b/test/CodeGen/X86/extend.ll
new file mode 100644
index 00000000000..1685d3ba421
--- /dev/null
+++ b/test/CodeGen/X86/extend.ll
@@ -0,0 +1,19 @@
+; RUN: llvm-as < %s | llc -march=x86 -x86-asm-syntax=intel | grep movzx | wc -l | grep 1
+; RUN: llvm-as < %s | llc -march=x86 -x86-asm-syntax=intel | grep movsx | wc -l | grep 1
+
+%G1 = internal global ubyte 0		; <ubyte*> [#uses=1]
+%G2 = internal global sbyte 0		; <sbyte*> [#uses=1]
+
+implementation   ; Functions:
+
+short %test1() {  ;; one zext
+	%tmp.0 = load ubyte* %G1		; <ubyte> [#uses=1]
+	%tmp.3 = cast ubyte %tmp.0 to short		; <short> [#uses=1]
+	ret short %tmp.3
+}
+
+short %test2() {  ;; one sext
+	%tmp.0 = load sbyte* %G2		; <sbyte> [#uses=1]
+	%tmp.3 = cast sbyte %tmp.0 to short		; <short> [#uses=1]
+	ret short %tmp.3
+}