50 lines
1.3 KiB
LLVM
50 lines
1.3 KiB
LLVM
|
; ModuleID = 'main'
|
||
|
|
source_filename = "main"
|
||
|
|
|
||
|
|
@"main.init$guard" = global ptr null
|
||
|
|
@0 = private unnamed_addr constant [17 x i8] c"Hello, callback\0A\00", align 1
|
||
|
|
|
||
|
|
define void @main.callback({ ptr, ptr } %0) {
|
||
|
|
_llgo_0:
|
||
|
|
%1 = extractvalue { ptr, ptr } %0, 0
|
||
|
|
call void %1()
|
||
|
|
ret void
|
||
|
|
}
|
||
|
|
|
||
|
|
define void @main.init() {
|
||
|
|
_llgo_0:
|
||
|
|
%0 = load i1, ptr @"main.init$guard", align 1
|
||
|
|
br i1 %0, label %_llgo_2, label %_llgo_1
|
||
|
|
|
||
|
|
_llgo_1: ; preds = %_llgo_0
|
||
|
|
store i1 true, ptr @"main.init$guard", align 1
|
||
|
|
br label %_llgo_2
|
||
|
|
|
||
|
|
_llgo_2: ; preds = %_llgo_1, %_llgo_0
|
||
|
|
ret void
|
||
|
|
}
|
||
|
|
|
||
|
|
define void @main() {
|
||
|
|
_llgo_0:
|
||
|
|
call void @"github.com/goplus/llgo/internal/runtime.init"()
|
||
|
|
call void @main.init()
|
||
|
|
%0 = alloca { ptr, ptr }, align 8
|
||
|
|
%1 = getelementptr inbounds { ptr, ptr }, ptr %0, i32 0, i32 0
|
||
|
|
store ptr @"main.main$1", ptr %1, align 8
|
||
|
|
%2 = getelementptr inbounds { ptr, ptr }, ptr %0, i32 0, i32 1
|
||
|
|
store ptr null, ptr %2, align 8
|
||
|
|
%3 = load { ptr, ptr }, ptr %0, align 8
|
||
|
|
call void @main.callback({ ptr, ptr } %3)
|
||
|
|
ret void
|
||
|
|
}
|
||
|
|
|
||
|
|
declare void @"github.com/goplus/llgo/internal/runtime.init"()
|
||
|
|
|
||
|
|
define void @"main.main$1"() {
|
||
|
|
_llgo_0:
|
||
|
|
%0 = call i32 (ptr, ...) @printf(ptr @0)
|
||
|
|
ret void
|
||
|
|
}
|
||
|
|
|
||
|
|
declare i32 @printf(ptr, ...)
|