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ssa: compile go string constant without alloca

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This commit is contained in:
Li Jie
2024-11-24 15:19:16 +08:00
parent 17832fe18c
commit 43c1bc8d5f
73 changed files with 9742 additions and 21877 deletions
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56
cl/_testlibgo/bytes/out.ll
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@@ -1,8 +1,8 @@
; ModuleID = 'main'
source_filename = "main"
%"github.com/goplus/llgo/internal/runtime.String" = type { ptr, i64 }
%"github.com/goplus/llgo/internal/runtime.Slice" = type { ptr, i64, i64 }
%"github.com/goplus/llgo/internal/runtime.String" = type { ptr, i64 }
%"github.com/goplus/llgo/internal/runtime.iface" = type { ptr, ptr }
@"main.init$guard" = global i1 false, align 1
@@ -35,51 +35,21 @@ _llgo_0:
call void @"github.com/goplus/llgo/internal/runtime.init"()
call void @main.init()
%2 = call ptr @"github.com/goplus/llgo/internal/runtime.AllocZ"(i64 40)
%3 = alloca %"github.com/goplus/llgo/internal/runtime.String", align 8
%4 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.String", ptr %3, i32 0, i32 0
store ptr @0, ptr %4, align 8
%5 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.String", ptr %3, i32 0, i32 1
store i64 6, ptr %5, align 4
%6 = load %"github.com/goplus/llgo/internal/runtime.String", ptr %3, align 8
%7 = call %"github.com/goplus/llgo/internal/runtime.Slice" @"github.com/goplus/llgo/internal/runtime.StringToBytes"(%"github.com/goplus/llgo/internal/runtime.String" %6)
%8 = call { i64, %"github.com/goplus/llgo/internal/runtime.iface" } @"bytes.(*Buffer).Write"(ptr %2, %"github.com/goplus/llgo/internal/runtime.Slice" %7)
%9 = alloca %"github.com/goplus/llgo/internal/runtime.String", align 8
%10 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.String", ptr %9, i32 0, i32 0
store ptr @1, ptr %10, align 8
%11 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.String", ptr %9, i32 0, i32 1
store i64 5, ptr %11, align 4
%12 = load %"github.com/goplus/llgo/internal/runtime.String", ptr %9, align 8
%13 = call { i64, %"github.com/goplus/llgo/internal/runtime.iface" } @"bytes.(*Buffer).WriteString"(ptr %2, %"github.com/goplus/llgo/internal/runtime.String" %12)
%14 = call %"github.com/goplus/llgo/internal/runtime.Slice" @"bytes.(*Buffer).Bytes"(ptr %2)
%15 = call %"github.com/goplus/llgo/internal/runtime.String" @"bytes.(*Buffer).String"(ptr %2)
%16 = alloca %"github.com/goplus/llgo/internal/runtime.String", align 8
%17 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.String", ptr %16, i32 0, i32 0
store ptr @2, ptr %17, align 8
%18 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.String", ptr %16, i32 0, i32 1
store i64 3, ptr %18, align 4
%19 = load %"github.com/goplus/llgo/internal/runtime.String", ptr %16, align 8
call void @"github.com/goplus/llgo/internal/runtime.PrintString"(%"github.com/goplus/llgo/internal/runtime.String" %19)
%3 = call %"github.com/goplus/llgo/internal/runtime.Slice" @"github.com/goplus/llgo/internal/runtime.StringToBytes"(%"github.com/goplus/llgo/internal/runtime.String" { ptr @0, i64 6 })
%4 = call { i64, %"github.com/goplus/llgo/internal/runtime.iface" } @"bytes.(*Buffer).Write"(ptr %2, %"github.com/goplus/llgo/internal/runtime.Slice" %3)
%5 = call { i64, %"github.com/goplus/llgo/internal/runtime.iface" } @"bytes.(*Buffer).WriteString"(ptr %2, %"github.com/goplus/llgo/internal/runtime.String" { ptr @1, i64 5 })
%6 = call %"github.com/goplus/llgo/internal/runtime.Slice" @"bytes.(*Buffer).Bytes"(ptr %2)
%7 = call %"github.com/goplus/llgo/internal/runtime.String" @"bytes.(*Buffer).String"(ptr %2)
call void @"github.com/goplus/llgo/internal/runtime.PrintString"(%"github.com/goplus/llgo/internal/runtime.String" { ptr @2, i64 3 })
call void @"github.com/goplus/llgo/internal/runtime.PrintByte"(i8 32)
call void @"github.com/goplus/llgo/internal/runtime.PrintSlice"(%"github.com/goplus/llgo/internal/runtime.Slice" %14)
call void @"github.com/goplus/llgo/internal/runtime.PrintSlice"(%"github.com/goplus/llgo/internal/runtime.Slice" %6)
call void @"github.com/goplus/llgo/internal/runtime.PrintByte"(i8 32)
call void @"github.com/goplus/llgo/internal/runtime.PrintString"(%"github.com/goplus/llgo/internal/runtime.String" %15)
call void @"github.com/goplus/llgo/internal/runtime.PrintString"(%"github.com/goplus/llgo/internal/runtime.String" %7)
call void @"github.com/goplus/llgo/internal/runtime.PrintByte"(i8 10)
%20 = alloca %"github.com/goplus/llgo/internal/runtime.String", align 8
%21 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.String", ptr %20, i32 0, i32 0
store ptr @3, ptr %21, align 8
%22 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.String", ptr %20, i32 0, i32 1
store i64 2, ptr %22, align 4
%23 = load %"github.com/goplus/llgo/internal/runtime.String", ptr %20, align 8
%24 = call %"github.com/goplus/llgo/internal/runtime.Slice" @"github.com/goplus/llgo/internal/runtime.StringToBytes"(%"github.com/goplus/llgo/internal/runtime.String" %23)
%25 = alloca %"github.com/goplus/llgo/internal/runtime.String", align 8
%26 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.String", ptr %25, i32 0, i32 0
store ptr @4, ptr %26, align 8
%27 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.String", ptr %25, i32 0, i32 1
store i64 2, ptr %27, align 4
%28 = load %"github.com/goplus/llgo/internal/runtime.String", ptr %25, align 8
%29 = call %"github.com/goplus/llgo/internal/runtime.Slice" @"github.com/goplus/llgo/internal/runtime.StringToBytes"(%"github.com/goplus/llgo/internal/runtime.String" %28)
%30 = call i1 @bytes.EqualFold(%"github.com/goplus/llgo/internal/runtime.Slice" %24, %"github.com/goplus/llgo/internal/runtime.Slice" %29)
call void @"github.com/goplus/llgo/internal/runtime.PrintBool"(i1 %30)
%8 = call %"github.com/goplus/llgo/internal/runtime.Slice" @"github.com/goplus/llgo/internal/runtime.StringToBytes"(%"github.com/goplus/llgo/internal/runtime.String" { ptr @3, i64 2 })
%9 = call %"github.com/goplus/llgo/internal/runtime.Slice" @"github.com/goplus/llgo/internal/runtime.StringToBytes"(%"github.com/goplus/llgo/internal/runtime.String" { ptr @4, i64 2 })
%10 = call i1 @bytes.EqualFold(%"github.com/goplus/llgo/internal/runtime.Slice" %8, %"github.com/goplus/llgo/internal/runtime.Slice" %9)
call void @"github.com/goplus/llgo/internal/runtime.PrintBool"(i1 %10)
call void @"github.com/goplus/llgo/internal/runtime.PrintByte"(i8 10)
ret i32 0
}