xref: /aosp_15_r20/external/llvm/test/CodeGen/X86/fast-isel-i1.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -mtriple=i686-apple-darwin10 -fast-isel -fast-isel-abort=1 | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -mtriple=x86_64-apple-darwin10 -fast-isel -fast-isel-abort=1 | FileCheck %s
3*9880d681SAndroid Build Coastguard Worker
4*9880d681SAndroid Build Coastguard Workerdeclare i32 @test1a(i32)
5*9880d681SAndroid Build Coastguard Worker
6*9880d681SAndroid Build Coastguard Workerdefine i32 @test1(i32 %x) nounwind {
7*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: test1:
8*9880d681SAndroid Build Coastguard Worker; CHECK: andb $1, %
9*9880d681SAndroid Build Coastguard Worker	%y = add i32 %x, -3
10*9880d681SAndroid Build Coastguard Worker	%t = call i32 @test1a(i32 %y)
11*9880d681SAndroid Build Coastguard Worker	%s = mul i32 %t, 77
12*9880d681SAndroid Build Coastguard Worker	%z = trunc i32 %s to i1
13*9880d681SAndroid Build Coastguard Worker	br label %next
14*9880d681SAndroid Build Coastguard Worker
15*9880d681SAndroid Build Coastguard Workernext:		; preds = %0
16*9880d681SAndroid Build Coastguard Worker	%u = zext i1 %z to i32
17*9880d681SAndroid Build Coastguard Worker	%v = add i32 %u, 1999
18*9880d681SAndroid Build Coastguard Worker	br label %exit
19*9880d681SAndroid Build Coastguard Worker
20*9880d681SAndroid Build Coastguard Workerexit:		; preds = %next
21*9880d681SAndroid Build Coastguard Worker	ret i32 %v
22*9880d681SAndroid Build Coastguard Worker}
23*9880d681SAndroid Build Coastguard Worker
24*9880d681SAndroid Build Coastguard Workerdefine void @test2(i8* %a) nounwind {
25*9880d681SAndroid Build Coastguard Workerentry:
26*9880d681SAndroid Build Coastguard Worker; clang uses i8 constants for booleans, so we test with an i8 1.
27*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: test2:
28*9880d681SAndroid Build Coastguard Worker; CHECK: movb {{.*}} %al
29*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: xorb $1, %al
30*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: testb $1
31*9880d681SAndroid Build Coastguard Worker  %tmp = load i8, i8* %a, align 1
32*9880d681SAndroid Build Coastguard Worker  %xor = xor i8 %tmp, 1
33*9880d681SAndroid Build Coastguard Worker  %tobool = trunc i8 %xor to i1
34*9880d681SAndroid Build Coastguard Worker  br i1 %tobool, label %if.then, label %if.end
35*9880d681SAndroid Build Coastguard Worker
36*9880d681SAndroid Build Coastguard Workerif.then:
37*9880d681SAndroid Build Coastguard Worker  call void @test2(i8* null)
38*9880d681SAndroid Build Coastguard Worker  br label %if.end
39*9880d681SAndroid Build Coastguard Worker
40*9880d681SAndroid Build Coastguard Workerif.end:
41*9880d681SAndroid Build Coastguard Worker  ret void
42*9880d681SAndroid Build Coastguard Worker}
43