-; RUN: llvm-as < %s | llc -march=ppc32 | not grep 'extsh\|rlwinm r3, r3'
+; RUN: llvm-as < %s | llc -march=ppc32 | not grep {extsh\\|rlwinm}
-int %test1(short %X) {
- %Y = cast short %X to int ;; dead
- ret int %Y
+declare i16 @foo() signext
+
+define i32 @test1(i16 signext %X) {
+ %Y = sext i16 %X to i32 ;; dead
+ ret i32 %Y
+}
+
+define i32 @test2(i16 zeroext %X) {
+ %Y = sext i16 %X to i32
+ %Z = and i32 %Y, 65535 ;; dead
+ ret i32 %Z
+}
+
+define void @test3() {
+ %tmp.0 = call i16 @foo() signext ;; no extsh!
+ %tmp.1 = icmp slt i16 %tmp.0, 1234
+ br i1 %tmp.1, label %then, label %UnifiedReturnBlock
+
+then:
+ call i32 @test1(i16 0 signext)
+ ret void
+UnifiedReturnBlock:
+ ret void
+}
+
+define i32 @test4(i16* %P) {
+ %tmp.1 = load i16* %P
+ %tmp.2 = zext i16 %tmp.1 to i32
+ %tmp.3 = and i32 %tmp.2, 255
+ ret i32 %tmp.3
+}
+
+define i32 @test5(i16* %P) {
+ %tmp.1 = load i16* %P
+ %tmp.2 = bitcast i16 %tmp.1 to i16
+ %tmp.3 = zext i16 %tmp.2 to i32
+ %tmp.4 = and i32 %tmp.3, 255
+ ret i32 %tmp.4
+}
+
+define i32 @test6(i32* %P) {
+ %tmp.1 = load i32* %P
+ %tmp.2 = and i32 %tmp.1, 255
+ ret i32 %tmp.2
}
-int %test2(ushort %X) {
- %Y = cast ushort %X to int
- %Z = and int %Y, 65535 ;; dead
- ret int %Z
+define i16 @test7(float %a) zeroext {
+ %tmp.1 = fptoui float %a to i16
+ ret i16 %tmp.1
}