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cl: compilePhis; llgo/ssa: phi.AddIncoming

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xushiwei
2024-05-02 11:27:02 +08:00
parent fbb1f89ab3
commit 40855c2d2a
5 changed files with 91 additions and 36 deletions
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2
cl/_testrt/concat/in.go
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@@ -13,5 +13,5 @@ func concat(args ...string) (ret string) {
func main() {
result := concat("Hello", " ", "World")
c.Fprintf(c.Stderr, c.Str("Hello %s\n"), c.AllocaCStr(result))
c.Fprintf(c.Stderr, c.Str("Hi, %s\n"), c.AllocaCStr(result))
}

32
cl/_testrt/concat/out.ll
View File

@@ -10,30 +10,38 @@ source_filename = "main"
@2 = private unnamed_addr constant [2 x i8] c" \00", align 1
@3 = private unnamed_addr constant [6 x i8] c"World\00", align 1
@__stderrp = external global ptr
@4 = private unnamed_addr constant [10 x i8] c"Hello %s\0A\00", align 1
@4 = private unnamed_addr constant [8 x i8] c"Hi, %s\0A\00", align 1
define %"github.com/goplus/llgo/internal/runtime.String" @main.concat(%"github.com/goplus/llgo/internal/runtime.Slice" %0) {
_llgo_0:
%1 = call i64 @"github.com/goplus/llgo/internal/runtime.SliceLen"(%"github.com/goplus/llgo/internal/runtime.Slice" %0)
%2 = call %"github.com/goplus/llgo/internal/runtime.String" @"github.com/goplus/llgo/internal/runtime.NewString"(ptr @0, i64 0)
%3 = extractvalue %"github.com/goplus/llgo/internal/runtime.String" %2, 0
%4 = extractvalue %"github.com/goplus/llgo/internal/runtime.String" %2, 1
br label %_llgo_1
_llgo_1: ; preds = %_llgo_2, %_llgo_0
%2 = phi %"github.com/goplus/llgo/internal/runtime.String" [ %10, %_llgo_0 ], [ %9, %_llgo_2 ]
%3 = phi i64 [ -1, %_llgo_0 ], [ %4, %_llgo_2 ]
%4 = add i64 %3, 1
%5 = icmp slt i64 %4, %1
br i1 %5, label %_llgo_2, label %_llgo_3
%5 = phi ptr [ %3, %_llgo_0 ], [ %14, %_llgo_2 ]
%6 = phi i64 [ %4, %_llgo_0 ], [ %15, %_llgo_2 ]
%7 = phi i64 [ -1, %_llgo_0 ], [ %8, %_llgo_2 ]
%mrv = insertvalue %"github.com/goplus/llgo/internal/runtime.String" poison, ptr %5, 0
%mrv1 = insertvalue %"github.com/goplus/llgo/internal/runtime.String" %mrv, i64 %6, 1
ret %"github.com/goplus/llgo/internal/runtime.String" %mrv1
%8 = add i64 %7, 1
%9 = icmp slt i64 %8, %1
br i1 %9, label %_llgo_2, label %_llgo_3
_llgo_2: ; preds = %_llgo_1
%6 = call ptr @"github.com/goplus/llgo/internal/runtime.SliceData"(%"github.com/goplus/llgo/internal/runtime.Slice" %0)
%7 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.String", ptr %6, i64 %4
%8 = load %"github.com/goplus/llgo/internal/runtime.String", ptr %7, align 8
%9 = call %"github.com/goplus/llgo/internal/runtime.String" @"github.com/goplus/llgo/internal/runtime.StringCat"(%"github.com/goplus/llgo/internal/runtime.String" %2, %"github.com/goplus/llgo/internal/runtime.String" %8)
%10 = call ptr @"github.com/goplus/llgo/internal/runtime.SliceData"(%"github.com/goplus/llgo/internal/runtime.Slice" %0)
%11 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.String", ptr %10, i64 %8
%12 = load %"github.com/goplus/llgo/internal/runtime.String", ptr %11, align 8
%13 = call %"github.com/goplus/llgo/internal/runtime.String" @"github.com/goplus/llgo/internal/runtime.StringCat"(void <badref>, %"github.com/goplus/llgo/internal/runtime.String" %12)
%14 = extractvalue %"github.com/goplus/llgo/internal/runtime.String" %13, 0
%15 = extractvalue %"github.com/goplus/llgo/internal/runtime.String" %13, 1
br label %_llgo_1
_llgo_3: ; preds = %_llgo_1
ret %"github.com/goplus/llgo/internal/runtime.String" %2
%10 = call %"github.com/goplus/llgo/internal/runtime.String" @"github.com/goplus/llgo/internal/runtime.NewString"(ptr @0, i64 0)
ret void <badref>
}
define void @main.init() {