1 ; RUN: llc -mtriple=aarch64-linux-gnu -o - %s | FileCheck %s
6 ; AAPCS: low 8 bits of %in (== w0) will be either 0 or 1. Need to extend to
8 define void @consume_i1_arg(i1 %in) {
9 ; CHECK-LABEL: consume_i1_arg:
10 ; CHECK: and [[BOOL32:w[0-9]+]], w0, #{{0x1|0xff}}
11 ; CHECK: str [[BOOL32]], [{{x[0-9]+}}, :lo12:var]
12 %val = zext i1 %in to %big
13 store %big %val, %big* @var
17 ; AAPCS: low 8 bits of %val1 (== w0) will be either 0 or 1. Need to extend to
18 ; 32-bits (doesn't really matter if it's from 1 or 8 bits).
19 define void @consume_i1_ret() {
20 ; CHECK-LABEL: consume_i1_ret:
21 ; CHECK: bl produce_i1_ret
22 ; CHECK: and [[BOOL32:w[0-9]+]], w0, #{{0x1|0xff}}
23 ; CHECK: str [[BOOL32]], [{{x[0-9]+}}, :lo12:var]
24 %val1 = call i1 @produce_i1_ret()
25 %val = zext i1 %val1 to %big
26 store %big %val, %big* @var
30 ; AAPCS: low 8 bits of w0 must be either 0 or 1. Need to mask them off.
31 define i1 @produce_i1_ret() {
32 ; CHECK-LABEL: produce_i1_ret:
33 ; CHECK: ldr [[VAR32:w[0-9]+]], [{{x[0-9]+}}, :lo12:var]
34 ; CHECK: and w0, [[VAR32]], #{{0x1|0xff}}
35 %val = load %big, %big* @var
36 %val1 = trunc %big %val to i1
40 define void @produce_i1_arg() {
41 ; CHECK-LABEL: produce_i1_arg:
42 ; CHECK: ldr [[VAR32:w[0-9]+]], [{{x[0-9]+}}, :lo12:var]
43 ; CHECK: and w0, [[VAR32]], #{{0x1|0xff}}
44 ; CHECK: bl consume_i1_arg
45 %val = load %big, %big* @var
46 %val1 = trunc %big %val to i1
47 call void @consume_i1_arg(i1 %val1)
52 ;define zeroext i1 @foo(i8 %in) {
53 ; %val = trunc i8 %in to i1