1 ; These tests should not contain a sign extend.
2 ; RUN: llc < %s -march=ppc32 | not grep extsh
3 ; RUN: llc < %s -march=ppc32 | not grep extsb
5 define i32 @test1(i32 %mode.0.i.0) {
6 %tmp.79 = trunc i32 %mode.0.i.0 to i16
7 %tmp.80 = sext i16 %tmp.79 to i32
8 %tmp.81 = and i32 %tmp.80, 24
12 define signext i16 @test2(i16 signext %X, i16 signext %x) {
13 %tmp = sext i16 %X to i32
14 %tmp1 = sext i16 %x to i32
15 %tmp2 = add i32 %tmp, %tmp1
16 %tmp4 = ashr i32 %tmp2, 1
17 %tmp5 = trunc i32 %tmp4 to i16
18 %tmp45 = sext i16 %tmp5 to i32
19 %retval = trunc i32 %tmp45 to i16
23 define signext i16 @test3(i32 zeroext %X) {
24 %tmp1 = lshr i32 %X, 16
25 %tmp2 = trunc i32 %tmp1 to i16