added some tests to check stupid pattern matching mistakes

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21154 91177308-0d34-0410-b5e6-96231b3b80d8

test/CodeGen/Alpha/bic.ll

@@ -0,0 +1,11 @@
+; Make sure this testcase codegens to the bic instruction
+; RUN: llvm-as < %s | llc -march=alpha | grep 'bic'
+
+implementation   ; Functions:
+
+long %bar(long %x, long %y) {
+entry:
+	%tmp.1 = xor long %x, -1  		; <long> [#uses=1]
+        %tmp.2 = and long %y, long %tmp.1
+	ret long %tmp.2
+}

test/CodeGen/Alpha/eqv.ll

@@ -0,0 +1,11 @@
+; Make sure this testcase codegens to the eqv instruction
+; RUN: llvm-as < %s | llc -march=alpha | grep 'eqv'
+
+implementation   ; Functions:
+
+long %bar(long %x, long %y) {
+entry:
+	%tmp.1 = xor long %x, -1  		; <long> [#uses=1]
+        %tmp.2 = xor long %y, long %tmp.1
+	ret long %tmp.2
+}

test/CodeGen/Alpha/neg1.ll

@@ -0,0 +1,9 @@
+; Make sure this testcase codegens to the lda -1 instruction
+; RUN: llvm-as < %s | llc -march=alpha | grep '-1'
+
+implementation   ; Functions:
+
+long %bar() {
+entry:
+	ret long -1
+}

test/CodeGen/Alpha/not.ll

@@ -0,0 +1,10 @@
+; Make sure this testcase codegens to the ornot instruction
+; RUN: llvm-as < %s | llc -march=alpha | grep 'ornot'
+
+implementation   ; Functions:
+
+long %bar(long %x) {
+entry:
+	%tmp.1 = xor long %x, -1  		; <long> [#uses=1]
+	ret long %tmp.1
+}

test/CodeGen/Alpha/ornot.ll

@@ -0,0 +1,11 @@
+; Make sure this testcase codegens to the ornot instruction
+; RUN: llvm-as < %s | llc -march=alpha | grep 'ornot'
+
+implementation   ; Functions:
+
+long %bar(long %x, long %y) {
+entry:
+	%tmp.1 = xor long %x, -1  		; <long> [#uses=1]
+        %tmp.2 = or long %y, long %tmp.1
+	ret long %tmp.2
+}