xref: /aosp_15_r20/external/llvm/test/CodeGen/X86/leaf-fp-elim.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -relocation-model=pic -mtriple=x86_64-apple-darwin | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker; <rdar://problem/8170192>
3*9880d681SAndroid Build Coastguard Workertarget datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
4*9880d681SAndroid Build Coastguard Workertarget triple = "x86_64-apple-darwin11.0"
5*9880d681SAndroid Build Coastguard Worker
6*9880d681SAndroid Build Coastguard Worker@msg = internal global i8* null                   ; <i8**> [#uses=1]
7*9880d681SAndroid Build Coastguard Worker@.str = private constant [2 x i8] c"x\00", align 1 ; <[2 x i8]*> [#uses=1]
8*9880d681SAndroid Build Coastguard Worker
9*9880d681SAndroid Build Coastguard Workerdefine void @test(i8* %p) "no-frame-pointer-elim-non-leaf" nounwind optsize ssp {
10*9880d681SAndroid Build Coastguard Worker
11*9880d681SAndroid Build Coastguard Worker; No stack frame, please.
12*9880d681SAndroid Build Coastguard Worker; CHECK:     _test
13*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: pushq %rbp
14*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: movq %rsp, %rbp
15*9880d681SAndroid Build Coastguard Worker; CHECK:     InlineAsm Start
16*9880d681SAndroid Build Coastguard Worker
17*9880d681SAndroid Build Coastguard Workerentry:
18*9880d681SAndroid Build Coastguard Worker  %0 = icmp eq i8* %p, null                       ; <i1> [#uses=1]
19*9880d681SAndroid Build Coastguard Worker  br i1 %0, label %return, label %bb
20*9880d681SAndroid Build Coastguard Worker
21*9880d681SAndroid Build Coastguard Workerbb:                                               ; preds = %entry
22*9880d681SAndroid Build Coastguard Worker  tail call void asm "mov $1, $0", "=*m,{cx},~{dirflag},~{fpsr},~{flags}"(i8** @msg, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str, i64 0, i64 0)) nounwind
23*9880d681SAndroid Build Coastguard Worker  tail call void @llvm.trap()
24*9880d681SAndroid Build Coastguard Worker  unreachable
25*9880d681SAndroid Build Coastguard Worker
26*9880d681SAndroid Build Coastguard Workerreturn:                                           ; preds = %entry
27*9880d681SAndroid Build Coastguard Worker  ret void
28*9880d681SAndroid Build Coastguard Worker}
29*9880d681SAndroid Build Coastguard Worker
30*9880d681SAndroid Build Coastguard Workerdeclare void @llvm.trap() nounwind
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