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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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73
cl/_testdata/vargs/out.ll
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@@ -36,40 +36,23 @@ _llgo_0:
%2 = call ptr @"github.com/goplus/llgo/internal/runtime.AllocZ"(i64 48)
%3 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.eface", ptr %2, i64 0
%4 = load ptr, ptr @_llgo_int, align 8
%5 = alloca %"github.com/goplus/llgo/internal/runtime.eface", align 8
%6 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.eface", ptr %5, i32 0, i32 0
store ptr %4, ptr %6, align 8
%7 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.eface", ptr %5, i32 0, i32 1
store ptr inttoptr (i64 1 to ptr), ptr %7, align 8
%8 = load %"github.com/goplus/llgo/internal/runtime.eface", ptr %5, align 8
store %"github.com/goplus/llgo/internal/runtime.eface" %8, ptr %3, align 8
%9 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.eface", ptr %2, i64 1
%10 = load ptr, ptr @_llgo_int, align 8
%11 = alloca %"github.com/goplus/llgo/internal/runtime.eface", align 8
%12 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.eface", ptr %11, i32 0, i32 0
store ptr %10, ptr %12, align 8
%13 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.eface", ptr %11, i32 0, i32 1
store ptr inttoptr (i64 2 to ptr), ptr %13, align 8
%14 = load %"github.com/goplus/llgo/internal/runtime.eface", ptr %11, align 8
store %"github.com/goplus/llgo/internal/runtime.eface" %14, ptr %9, align 8
%15 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.eface", ptr %2, i64 2
%16 = load ptr, ptr @_llgo_int, align 8
%17 = alloca %"github.com/goplus/llgo/internal/runtime.eface", align 8
%18 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.eface", ptr %17, i32 0, i32 0
store ptr %16, ptr %18, align 8
%19 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.eface", ptr %17, i32 0, i32 1
store ptr inttoptr (i64 3 to ptr), ptr %19, align 8
%20 = load %"github.com/goplus/llgo/internal/runtime.eface", ptr %17, align 8
store %"github.com/goplus/llgo/internal/runtime.eface" %20, ptr %15, align 8
%21 = alloca %"github.com/goplus/llgo/internal/runtime.Slice", align 8
%22 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.Slice", ptr %21, i32 0, i32 0
store ptr %2, ptr %22, align 8
%23 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.Slice", ptr %21, i32 0, i32 1
store i64 3, ptr %23, align 4
%24 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.Slice", ptr %21, i32 0, i32 2
store i64 3, ptr %24, align 4
%25 = load %"github.com/goplus/llgo/internal/runtime.Slice", ptr %21, align 8
call void @main.test(%"github.com/goplus/llgo/internal/runtime.Slice" %25)
%5 = insertvalue %"github.com/goplus/llgo/internal/runtime.eface" undef, ptr %4, 0
%6 = insertvalue %"github.com/goplus/llgo/internal/runtime.eface" %5, ptr inttoptr (i64 1 to ptr), 1
store %"github.com/goplus/llgo/internal/runtime.eface" %6, ptr %3, align 8
%7 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.eface", ptr %2, i64 1
%8 = load ptr, ptr @_llgo_int, align 8
%9 = insertvalue %"github.com/goplus/llgo/internal/runtime.eface" undef, ptr %8, 0
%10 = insertvalue %"github.com/goplus/llgo/internal/runtime.eface" %9, ptr inttoptr (i64 2 to ptr), 1
store %"github.com/goplus/llgo/internal/runtime.eface" %10, ptr %7, align 8
%11 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.eface", ptr %2, i64 2
%12 = load ptr, ptr @_llgo_int, align 8
%13 = insertvalue %"github.com/goplus/llgo/internal/runtime.eface" undef, ptr %12, 0
%14 = insertvalue %"github.com/goplus/llgo/internal/runtime.eface" %13, ptr inttoptr (i64 3 to ptr), 1
store %"github.com/goplus/llgo/internal/runtime.eface" %14, ptr %11, align 8
%15 = insertvalue %"github.com/goplus/llgo/internal/runtime.Slice" undef, ptr %2, 0
%16 = insertvalue %"github.com/goplus/llgo/internal/runtime.Slice" %15, i64 3, 1
%17 = insertvalue %"github.com/goplus/llgo/internal/runtime.Slice" %16, i64 3, 2
call void @main.test(%"github.com/goplus/llgo/internal/runtime.Slice" %17)
ret i32 0
}
@@ -108,22 +91,12 @@ _llgo_4: ; preds = %_llgo_2
br label %_llgo_1
_llgo_5: ; preds = %_llgo_2
%18 = alloca %"github.com/goplus/llgo/internal/runtime.String", align 8
%19 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.String", ptr %18, i32 0, i32 0
store ptr @1, ptr %19, align 8
%20 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.String", ptr %18, i32 0, i32 1
store i64 21, ptr %20, align 4
%21 = load %"github.com/goplus/llgo/internal/runtime.String", ptr %18, align 8
%22 = load ptr, ptr @_llgo_string, align 8
%23 = call ptr @"github.com/goplus/llgo/internal/runtime.AllocU"(i64 16)
store %"github.com/goplus/llgo/internal/runtime.String" %21, ptr %23, align 8
%24 = alloca %"github.com/goplus/llgo/internal/runtime.eface", align 8
%25 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.eface", ptr %24, i32 0, i32 0
store ptr %22, ptr %25, align 8
%26 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.eface", ptr %24, i32 0, i32 1
store ptr %23, ptr %26, align 8
%27 = load %"github.com/goplus/llgo/internal/runtime.eface", ptr %24, align 8
call void @"github.com/goplus/llgo/internal/runtime.Panic"(%"github.com/goplus/llgo/internal/runtime.eface" %27)
%18 = load ptr, ptr @_llgo_string, align 8
%19 = call ptr @"github.com/goplus/llgo/internal/runtime.AllocU"(i64 16)
store %"github.com/goplus/llgo/internal/runtime.String" { ptr @1, i64 21 }, ptr %19, align 8
%20 = insertvalue %"github.com/goplus/llgo/internal/runtime.eface" undef, ptr %18, 0
%21 = insertvalue %"github.com/goplus/llgo/internal/runtime.eface" %20, ptr %19, 1
call void @"github.com/goplus/llgo/internal/runtime.Panic"(%"github.com/goplus/llgo/internal/runtime.eface" %21)
unreachable
}