llvm-project/llvm/test/CodeGen/X86/fastcc-sret.ll

25 lines
742 B
LLVM

; RUN: llc < %s -march=x86 -tailcallopt=false | FileCheck %s
; CHECK: ret{{[^4]*$}}
%struct.foo = type { [4 x i32] }
define fastcc void @bar(%struct.foo* noalias sret %agg.result) nounwind {
entry:
%tmp1 = getelementptr %struct.foo* %agg.result, i32 0, i32 0
%tmp3 = getelementptr [4 x i32]* %tmp1, i32 0, i32 0
store i32 1, i32* %tmp3, align 8
ret void
}
@dst = external global i32
define void @foo() nounwind {
%memtmp = alloca %struct.foo, align 4
call fastcc void @bar( %struct.foo* sret %memtmp ) nounwind
%tmp4 = getelementptr %struct.foo* %memtmp, i32 0, i32 0
%tmp5 = getelementptr [4 x i32]* %tmp4, i32 0, i32 0
%tmp6 = load i32* %tmp5
store i32 %tmp6, i32* @dst
ret void
}