xref: /aosp_15_r20/external/llvm/test/CodeGen/X86/fastcc-byval.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -tailcallopt=false | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker; CHECK: movl 8(%esp), %eax
3*9880d681SAndroid Build Coastguard Worker; CHECK: movl 8(%esp), %eax
4*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: movl 8(%esp), %eax
5*9880d681SAndroid Build Coastguard Worker
6*9880d681SAndroid Build Coastguard Worker; PR3122
7*9880d681SAndroid Build Coastguard Worker; rdar://6400815
8*9880d681SAndroid Build Coastguard Worker
9*9880d681SAndroid Build Coastguard Worker; byval requires a copy, even with fastcc.
10*9880d681SAndroid Build Coastguard Worker
11*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"
12*9880d681SAndroid Build Coastguard Workertarget triple = "i386-apple-darwin9.5"
13*9880d681SAndroid Build Coastguard Worker	%struct.MVT = type { i32 }
14*9880d681SAndroid Build Coastguard Worker
15*9880d681SAndroid Build Coastguard Workerdefine fastcc i32 @bar() nounwind {
16*9880d681SAndroid Build Coastguard Worker	%V = alloca %struct.MVT
17*9880d681SAndroid Build Coastguard Worker	%a = getelementptr %struct.MVT, %struct.MVT* %V, i32 0, i32 0
18*9880d681SAndroid Build Coastguard Worker	store i32 1, i32* %a
19*9880d681SAndroid Build Coastguard Worker	call fastcc void @foo(%struct.MVT* byval %V) nounwind
20*9880d681SAndroid Build Coastguard Worker	%t = load i32, i32* %a
21*9880d681SAndroid Build Coastguard Worker	ret i32 %t
22*9880d681SAndroid Build Coastguard Worker}
23*9880d681SAndroid Build Coastguard Worker
24*9880d681SAndroid Build Coastguard Workerdeclare fastcc void @foo(%struct.MVT* byval)
25