llgo/ssa: checkExpr to auto convert funcPtr into closure

2024-05-04 17:25:13 +08:00
parent 9f25d73826
commit c0ef1598c9
7 changed files with 52 additions and 58 deletions
--- a/cl/_testrt/intgen/out.ll
+++ b/cl/_testrt/intgen/out.ll
@@ -0,0 +1,90 @@
+; ModuleID = 'main'
+source_filename = "main"
+
+%"github.com/goplus/llgo/internal/runtime.Slice" = type { ptr, i64, i64 }
+
+@"main.init$guard" = global ptr null
+@0 = private unnamed_addr constant [4 x i8] c"%d\0A\00", align 1
+
+define %"github.com/goplus/llgo/internal/runtime.Slice" @main.genInts(i64 %0, { ptr, ptr } %1) {
+_llgo_0:
+  %2 = mul i64 %0, 4
+  %3 = call ptr @"github.com/goplus/llgo/internal/runtime.AllocZ"(i64 %2)
+  %4 = call %"github.com/goplus/llgo/internal/runtime.Slice" @"github.com/goplus/llgo/internal/runtime.NewSlice"(ptr %3, i64 %0, i64 %0)
+  %5 = call i64 @"github.com/goplus/llgo/internal/runtime.SliceLen"(%"github.com/goplus/llgo/internal/runtime.Slice" %4)
+  br label %_llgo_1
+
+_llgo_1:                                          ; preds = %_llgo_2, %_llgo_0
+  %6 = phi i64 [ -1, %_llgo_0 ], [ %7, %_llgo_2 ]
+  %7 = add i64 %6, 1
+  %8 = icmp slt i64 %7, %5
+  br i1 %8, label %_llgo_2, label %_llgo_3
+
+_llgo_2:                                          ; preds = %_llgo_1
+  %9 = extractvalue { ptr, ptr } %1, 0
+  %10 = call ptr @"github.com/goplus/llgo/internal/runtime.SliceData"(%"github.com/goplus/llgo/internal/runtime.Slice" %4)
+  %11 = getelementptr inbounds i32, ptr %10, i64 %7
+  store i32 0, ptr %11, align 4
+  br label %_llgo_1
+
+_llgo_3:                                          ; preds = %_llgo_1
+  ret %"github.com/goplus/llgo/internal/runtime.Slice" %4
+}
+
+define void @main.init() {
+_llgo_0:
+  %0 = load i1, ptr @"main.init$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.Rand, 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
+  %4 = call %"github.com/goplus/llgo/internal/runtime.Slice" @main.genInts(i64 5, { ptr, ptr } %3)
+  %5 = call i64 @"github.com/goplus/llgo/internal/runtime.SliceLen"(%"github.com/goplus/llgo/internal/runtime.Slice" %4)
+  br label %_llgo_1
+
+_llgo_1:                                          ; preds = %_llgo_2, %_llgo_0
+  %6 = phi i64 [ -1, %_llgo_0 ], [ %7, %_llgo_2 ]
+  %7 = add i64 %6, 1
+  %8 = icmp slt i64 %7, %5
+  br i1 %8, label %_llgo_2, label %_llgo_3
+
+_llgo_2:                                          ; preds = %_llgo_1
+  %9 = call ptr @"github.com/goplus/llgo/internal/runtime.SliceData"(%"github.com/goplus/llgo/internal/runtime.Slice" %4)
+  %10 = getelementptr inbounds i32, ptr %9, i64 %7
+  %11 = load i32, ptr %10, align 4
+  %12 = call i32 (ptr, ...) @printf(ptr @0, i32 %11)
+  br label %_llgo_1
+
+_llgo_3:                                          ; preds = %_llgo_1
+  ret void
+}
+
+declare ptr @"github.com/goplus/llgo/internal/runtime.AllocZ"(i64)
+
+declare %"github.com/goplus/llgo/internal/runtime.Slice" @"github.com/goplus/llgo/internal/runtime.NewSlice"(ptr, i64, i64)
+
+declare i64 @"github.com/goplus/llgo/internal/runtime.SliceLen"(%"github.com/goplus/llgo/internal/runtime.Slice")
+
+declare ptr @"github.com/goplus/llgo/internal/runtime.SliceData"(%"github.com/goplus/llgo/internal/runtime.Slice")
+
+declare void @"github.com/goplus/llgo/internal/runtime.init"()
+
+declare i32 @main.Rand()
+
+declare i32 @printf(ptr, ...)