1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 4
2 ; These tests should not contain a sign extend.
3 ; RUN: llc -verify-machineinstrs < %s -mtriple=ppc32-- | FileCheck %s
4 ; RUN: llc -verify-machineinstrs < %s -mtriple=ppc32-- | not grep extsh
5 ; RUN: llc -verify-machineinstrs < %s -mtriple=ppc32-- | not grep extsb
7 define i32 @test1(i32 %mode.0.i.0) {
10 ; CHECK-NEXT: rlwinm 3, 3, 0, 27, 28
12 %tmp.79 = trunc i32 %mode.0.i.0 to i16
13 %tmp.80 = sext i16 %tmp.79 to i32
14 %tmp.81 = and i32 %tmp.80, 24
18 define signext i16 @test2(i16 signext %X, i16 signext %x) {
21 ; CHECK-NEXT: add 3, 3, 4
22 ; CHECK-NEXT: srawi 3, 3, 1
24 %tmp = sext i16 %X to i32
25 %tmp1 = sext i16 %x to i32
26 %tmp2 = add i32 %tmp, %tmp1
27 %tmp4 = ashr i32 %tmp2, 1
28 %tmp5 = trunc i32 %tmp4 to i16
29 %tmp45 = sext i16 %tmp5 to i32
30 %retval = trunc i32 %tmp45 to i16
34 define signext i16 @test3(i32 zeroext %X) {
37 ; CHECK-NEXT: srawi 3, 3, 16
39 %tmp1 = lshr i32 %X, 16
40 %tmp2 = trunc i32 %tmp1 to i16