1 ; RUN: llc -O0 -mtriple=aarch64-apple-ios -global-isel -stop-after=irtranslator %s -o - | FileCheck %s
3 ; Test that extends correctly translate to G_[ZS]EXT. The translator will never
6 define i32 @test_zext(i32 %a) {
7 ; CHECK-LABEL: name: test_zext
8 ; CHECK: %0:_(s32) = COPY $w0
9 ; CHECK: %1:_(s8) = G_TRUNC %0(s32)
10 ; CHECK: %2:_(s16) = G_ZEXT %1(s8)
11 ; CHECK: %3:_(s32) = G_ZEXT %2(s16)
12 ; CHECK: $w0 = COPY %3(s32)
13 %tmp0 = trunc i32 %a to i8
14 %tmp1 = zext i8 %tmp0 to i16
15 %tmp2 = zext i16 %tmp1 to i32
19 define i32 @test_sext(i32 %a) {
20 ; CHECK-LABEL: name: test_sext
21 ; CHECK: %0:_(s32) = COPY $w0
22 ; CHECK: %1:_(s8) = G_TRUNC %0(s32)
23 ; CHECK: %2:_(s16) = G_SEXT %1(s8)
24 ; CHECK: %3:_(s32) = G_SEXT %2(s16)
25 ; CHECK: $w0 = COPY %3(s32)
26 %tmp0 = trunc i32 %a to i8
27 %tmp1 = sext i8 %tmp0 to i16
28 %tmp2 = sext i16 %tmp1 to i32