llvm-6502/test/CodeGen/PowerPC/and_sext.ll
Chris Lattner 26b0000166 manually upgrade a bunch of tests to modern syntax, and remove some that
are either unreduced or only test old syntax.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@133228 91177308-0d34-0410-b5e6-96231b3b80d8
2011-06-17 03:14:27 +00:00

29 lines
820 B
LLVM

; These tests should not contain a sign extend.
; RUN: llc < %s -march=ppc32 | not grep extsh
; RUN: llc < %s -march=ppc32 | not grep extsb
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
}
define signext i16 @test2(i16 signext %X, i16 signext %x) {
%tmp = sext i16 %X to i32
%tmp1 = sext i16 %x to i32
%tmp2 = add i32 %tmp, %tmp1
%tmp4 = ashr i32 %tmp2, 1
%tmp5 = trunc i32 %tmp4 to i16
%tmp45 = sext i16 %tmp5 to i32
%retval = trunc i32 %tmp45 to i16
ret i16 %retval
}
define signext i16 @test3(i32 zeroext %X) {
%tmp1 = lshr i32 %X, 16
%tmp2 = trunc i32 %tmp1 to i16
ret i16 %tmp2
}