2006-05-06 18:15:50 +00:00
|
|
|
; These tests should not contain a sign extend.
|
2007-01-05 18:38:33 +00:00
|
|
|
; RUN: llvm-as < %s | llc -march=ppc32 &&
|
|
|
|
; RUN: llvm-as < %s | llc -march=ppc32 | not grep extsh &&
|
|
|
|
; RUN: llvm-as < %s | llc -march=ppc32 | not grep extsb
|
2006-02-17 21:22:08 +00:00
|
|
|
|
2007-01-05 18:38:33 +00:00
|
|
|
define i32 %test1(i32 %mode.0.i.0) {
|
|
|
|
%tmp.79 = trunc i32 %mode.0.i.0 to i16
|
|
|
|
%tmp.80 = sext i16 %tmp.79 to i32
|
|
|
|
%tmp.81 = and i32 %tmp.80, 24
|
|
|
|
ret i32 %tmp.81
|
2006-02-17 21:22:08 +00:00
|
|
|
}
|
2006-05-06 18:15:50 +00:00
|
|
|
|
2007-01-05 18:38:33 +00:00
|
|
|
define i16 %test2(i16 sext %X, i16 sext %x) sext {
|
|
|
|
%tmp = sext i16 %X to i32
|
|
|
|
%tmp1 = sext i16 %x to i32
|
|
|
|
%tmp2 = add i32 %tmp, %tmp1
|
|
|
|
%tmp4 = ashr i32 %tmp2, i8 1
|
|
|
|
%tmp4 = trunc i32 %tmp4 to i16
|
|
|
|
%tmp45 = sext i16 %tmp4 to i32
|
|
|
|
%retval = trunc i32 %tmp45 to i16
|
|
|
|
ret i16 %retval
|
2006-05-06 18:15:50 +00:00
|
|
|
}
|
|
|
|
|
2007-01-05 18:38:33 +00:00
|
|
|
define i16 %test3(i32 zext %X) sext {
|
|
|
|
%tmp1 = lshr i32 %X, i8 16
|
|
|
|
%tmp1 = trunc i32 %tmp1 to i16
|
|
|
|
ret i16 %tmp1
|
2006-05-08 20:58:58 +00:00
|
|
|
}
|
|
|
|
|