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llgo/internal/cabi/_testdata/arch/amd64/demo.ll

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2025-08-13 16:31:08 +08:00
; ModuleID = '../../wrap/demo.c'
source_filename = "../../wrap/demo.c"
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
target triple = "amd64-unknown-linux-gnu"
%struct.st1 = type { i32, i32 }
; Function Attrs: noinline nounwind optnone uwtable
define dso_local i64 @fn1(i64 %0) #0 {
%2 = alloca %struct.st1, align 4
%3 = alloca %struct.st1, align 4
%4 = bitcast %struct.st1* %3 to i64*
store i64 %0, i64* %4, align 4
%5 = bitcast %struct.st1* %2 to i8*
%6 = bitcast %struct.st1* %3 to i8*
call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 4 %5, i8* align 4 %6, i64 8, i1 false)
%7 = bitcast %struct.st1* %2 to i64*
%8 = load i64, i64* %7, align 4
ret i64 %8
}
; Function Attrs: argmemonly nofree nounwind willreturn
declare void @llvm.memcpy.p0i8.p0i8.i64(i8* noalias nocapture writeonly, i8* noalias nocapture readonly, i64, i1 immarg) #1
attributes #0 = { noinline nounwind optnone uwtable "frame-pointer"="all" "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { argmemonly nofree nounwind willreturn }
!llvm.module.flags = !{!0, !1, !2, !3, !4}
!llvm.ident = !{!5}
!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 7, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{i32 7, !"frame-pointer", i32 2}
!5 = !{!"Apple clang version 14.0.3 (clang-1403.0.22.14.1)"}