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cl: initLinknameByDoc

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This commit is contained in:
xushiwei
2024-05-01 21:18:28 +08:00
parent 8d3cb246c2
commit 52a64a7770
6 changed files with 79 additions and 20 deletions
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15
cl/_testrt/fprintf/in.go
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@@ -1,9 +1,16 @@
package main
import (
"github.com/goplus/llgo/internal/runtime/c"
)
import "unsafe"
//go:linkname cstr llgo.cstr
func cstr(string) *int8
//go:linkname stderr __stderrp
var stderr unsafe.Pointer
//go:linkname fprintf C.fprintf
func fprintf(fp unsafe.Pointer, format *int8, __llgo_va_list ...any)
func main() {
c.Fprintf(c.Stderr, c.Str("Hello %d\n"), 100)
fprintf(stderr, cstr("Hello %d\n"), 100)
}

6
cl/_testrt/fprintf/out.ll
View File

@@ -5,6 +5,8 @@ source_filename = "main"
@__stderrp = external global ptr
@0 = private unnamed_addr constant [10 x i8] c"Hello %d\0A\00", align 1
declare void @fprintf(ptr, ptr, ...)
define void @main.init() {
_llgo_0:
%0 = load i1, ptr @"main.init$guard", align 1
@@ -23,10 +25,8 @@ _llgo_0:
call void @"github.com/goplus/llgo/internal/runtime.init"()
call void @main.init()
%0 = load ptr, ptr @__stderrp, align 8
%1 = call i32 (ptr, ptr, ...) @fprintf(ptr %0, ptr @0, i64 100)
call void (ptr, ptr, ...) @fprintf(ptr %0, ptr @0, i64 100)
ret void
}
declare void @"github.com/goplus/llgo/internal/runtime.init"()
declare i32 @fprintf(ptr, ptr, ...)