xref: /llvm-project/llvm/test/CodeGen/MSP430/byval.ll (revision ff9af4c43ad71eeba2cabe99609cfaa0fd54c1d0)
1; RUN: llc < %s | FileCheck %s
2
3target datalayout = "e-p:16:16:16-i8:8:8-i16:16:16-i32:16:32-n8:16"
4target triple = "msp430---elf"
5
6%struct.Foo = type { i16, i16, i16 }
7@foo = global %struct.Foo { i16 1, i16 2, i16 3 }, align 2
8
9define i16 @callee(ptr byval(%struct.Foo) %f) nounwind {
10entry:
11; CHECK-LABEL: callee:
12; CHECK: mov 2(r1), r12
13  %0 = getelementptr inbounds %struct.Foo, ptr %f, i32 0, i32 0
14  %1 = load i16, ptr %0, align 2
15  ret i16 %1
16}
17
18define void @caller() nounwind {
19entry:
20; CHECK-LABEL: caller:
21; CHECK: mov &foo+4, 4(r1)
22; CHECK-NEXT: mov &foo+2, 2(r1)
23; CHECK-NEXT: mov &foo, 0(r1)
24  %call = call i16 @callee(ptr byval(%struct.Foo) @foo)
25  ret void
26}
27