xref: /aosp_15_r20/external/llvm/test/CodeGen/X86/fast-isel-avoid-unnecessary-pic-base.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc -O0 -relocation-model=pic < %s | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: call
3*9880d681SAndroid Build Coastguard Worker; rdar://8396318
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Worker; Don't emit a PIC base register if no addresses are needed.
6*9880d681SAndroid Build Coastguard Worker
7*9880d681SAndroid Build Coastguard Workertarget datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128-n8:16:32"
8*9880d681SAndroid Build Coastguard Workertarget triple = "i386-apple-darwin11.0.0"
9*9880d681SAndroid Build Coastguard Worker
10*9880d681SAndroid Build Coastguard Workerdefine i32 @foo(i32 %x, i32 %y, i32 %z) nounwind ssp {
11*9880d681SAndroid Build Coastguard Workerentry:
12*9880d681SAndroid Build Coastguard Worker  %x.addr = alloca i32, align 4
13*9880d681SAndroid Build Coastguard Worker  %y.addr = alloca i32, align 4
14*9880d681SAndroid Build Coastguard Worker  %z.addr = alloca i32, align 4
15*9880d681SAndroid Build Coastguard Worker  store i32 %x, i32* %x.addr, align 4
16*9880d681SAndroid Build Coastguard Worker  store i32 %y, i32* %y.addr, align 4
17*9880d681SAndroid Build Coastguard Worker  store i32 %z, i32* %z.addr, align 4
18*9880d681SAndroid Build Coastguard Worker  %tmp = load i32, i32* %x.addr, align 4
19*9880d681SAndroid Build Coastguard Worker  %tmp1 = load i32, i32* %y.addr, align 4
20*9880d681SAndroid Build Coastguard Worker  %add = add nsw i32 %tmp, %tmp1
21*9880d681SAndroid Build Coastguard Worker  %tmp2 = load i32, i32* %z.addr, align 4
22*9880d681SAndroid Build Coastguard Worker  %add3 = add nsw i32 %add, %tmp2
23*9880d681SAndroid Build Coastguard Worker  ret i32 %add3
24*9880d681SAndroid Build Coastguard Worker}
25