ssa: compile go string constant without alloca
This commit is contained in:
Li Jie
File diff suppressed because it is too large
Load Diff
@@ -52,41 +52,27 @@ _llgo_0:
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br label %_llgo_3
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_llgo_1: ; preds = %_llgo_3
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%2 = alloca %"github.com/goplus/llgo/internal/runtime.String", align 8
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%3 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.String", ptr %2, i32 0, i32 0
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store ptr @0, ptr %3, align 8
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%4 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.String", ptr %2, i32 0, i32 1
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store i64 7, ptr %4, align 4
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%5 = load %"github.com/goplus/llgo/internal/runtime.String", ptr %2, align 8
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%6 = extractvalue %"github.com/goplus/llgo/internal/runtime.String" %5, 1
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%7 = call %"github.com/goplus/llgo/internal/runtime.String" @"github.com/goplus/llgo/internal/runtime.StringSlice"(%"github.com/goplus/llgo/internal/runtime.String" %5, i64 %15, i64 %6)
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%8 = call { i32, i64 } @"unicode/utf8.DecodeRuneInString"(%"github.com/goplus/llgo/internal/runtime.String" %7)
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%9 = extractvalue { i32, i64 } %8, 0
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%10 = extractvalue { i32, i64 } %8, 1
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%11 = add i64 %15, %10
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%12 = sext i32 %9 to i64
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call void @"github.com/goplus/llgo/internal/runtime.PrintInt"(i64 %12)
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%2 = call %"github.com/goplus/llgo/internal/runtime.String" @"github.com/goplus/llgo/internal/runtime.StringSlice"(%"github.com/goplus/llgo/internal/runtime.String" { ptr @0, i64 7 }, i64 %10, i64 7)
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%3 = call { i32, i64 } @"unicode/utf8.DecodeRuneInString"(%"github.com/goplus/llgo/internal/runtime.String" %2)
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%4 = extractvalue { i32, i64 } %3, 0
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%5 = extractvalue { i32, i64 } %3, 1
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%6 = add i64 %10, %5
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%7 = sext i32 %4 to i64
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call void @"github.com/goplus/llgo/internal/runtime.PrintInt"(i64 %7)
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call void @"github.com/goplus/llgo/internal/runtime.PrintByte"(i8 10)
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br label %_llgo_3
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_llgo_2: ; preds = %_llgo_3
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%13 = call i8 @main.index(i8 2)
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%14 = icmp eq i8 %13, 3
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call void @"github.com/goplus/llgo/internal/runtime.PrintBool"(i1 %14)
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%8 = call i8 @main.index(i8 2)
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%9 = icmp eq i8 %8, 3
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call void @"github.com/goplus/llgo/internal/runtime.PrintBool"(i1 %9)
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call void @"github.com/goplus/llgo/internal/runtime.PrintByte"(i8 10)
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ret i32 0
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_llgo_3: ; preds = %_llgo_1, %_llgo_0
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%15 = phi i64 [ 0, %_llgo_0 ], [ %11, %_llgo_1 ]
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%16 = alloca %"github.com/goplus/llgo/internal/runtime.String", align 8
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%17 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.String", ptr %16, i32 0, i32 0
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store ptr @0, ptr %17, align 8
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%18 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.String", ptr %16, i32 0, i32 1
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store i64 7, ptr %18, align 4
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%19 = load %"github.com/goplus/llgo/internal/runtime.String", ptr %16, align 8
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%20 = extractvalue %"github.com/goplus/llgo/internal/runtime.String" %19, 1
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%21 = icmp slt i64 %15, %20
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br i1 %21, label %_llgo_1, label %_llgo_2
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%10 = phi i64 [ 0, %_llgo_0 ], [ %6, %_llgo_1 ]
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%11 = icmp slt i64 %10, 7
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br i1 %11, label %_llgo_1, label %_llgo_2
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}
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declare void @"github.com/goplus/llgo/internal/runtime.AssertIndexRange"(i1)
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@@ -36,40 +36,23 @@ _llgo_0:
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%2 = call ptr @"github.com/goplus/llgo/internal/runtime.AllocZ"(i64 48)
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%3 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.eface", ptr %2, i64 0
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%4 = load ptr, ptr @_llgo_int, align 8
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%5 = alloca %"github.com/goplus/llgo/internal/runtime.eface", align 8
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%6 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.eface", ptr %5, i32 0, i32 0
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store ptr %4, ptr %6, align 8
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%7 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.eface", ptr %5, i32 0, i32 1
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store ptr inttoptr (i64 1 to ptr), ptr %7, align 8
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%8 = load %"github.com/goplus/llgo/internal/runtime.eface", ptr %5, align 8
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store %"github.com/goplus/llgo/internal/runtime.eface" %8, ptr %3, align 8
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%9 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.eface", ptr %2, i64 1
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%10 = load ptr, ptr @_llgo_int, align 8
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%11 = alloca %"github.com/goplus/llgo/internal/runtime.eface", align 8
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%12 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.eface", ptr %11, i32 0, i32 0
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store ptr %10, ptr %12, align 8
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%13 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.eface", ptr %11, i32 0, i32 1
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store ptr inttoptr (i64 2 to ptr), ptr %13, align 8
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%14 = load %"github.com/goplus/llgo/internal/runtime.eface", ptr %11, align 8
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store %"github.com/goplus/llgo/internal/runtime.eface" %14, ptr %9, align 8
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%15 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.eface", ptr %2, i64 2
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%16 = load ptr, ptr @_llgo_int, align 8
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%17 = alloca %"github.com/goplus/llgo/internal/runtime.eface", align 8
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%18 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.eface", ptr %17, i32 0, i32 0
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store ptr %16, ptr %18, align 8
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%19 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.eface", ptr %17, i32 0, i32 1
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store ptr inttoptr (i64 3 to ptr), ptr %19, align 8
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%20 = load %"github.com/goplus/llgo/internal/runtime.eface", ptr %17, align 8
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store %"github.com/goplus/llgo/internal/runtime.eface" %20, ptr %15, align 8
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%21 = alloca %"github.com/goplus/llgo/internal/runtime.Slice", align 8
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%22 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.Slice", ptr %21, i32 0, i32 0
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store ptr %2, ptr %22, align 8
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%23 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.Slice", ptr %21, i32 0, i32 1
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store i64 3, ptr %23, align 4
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%24 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.Slice", ptr %21, i32 0, i32 2
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store i64 3, ptr %24, align 4
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%25 = load %"github.com/goplus/llgo/internal/runtime.Slice", ptr %21, align 8
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call void @main.test(%"github.com/goplus/llgo/internal/runtime.Slice" %25)
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%5 = insertvalue %"github.com/goplus/llgo/internal/runtime.eface" undef, ptr %4, 0
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%6 = insertvalue %"github.com/goplus/llgo/internal/runtime.eface" %5, ptr inttoptr (i64 1 to ptr), 1
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store %"github.com/goplus/llgo/internal/runtime.eface" %6, ptr %3, align 8
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%7 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.eface", ptr %2, i64 1
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%8 = load ptr, ptr @_llgo_int, align 8
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%9 = insertvalue %"github.com/goplus/llgo/internal/runtime.eface" undef, ptr %8, 0
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%10 = insertvalue %"github.com/goplus/llgo/internal/runtime.eface" %9, ptr inttoptr (i64 2 to ptr), 1
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store %"github.com/goplus/llgo/internal/runtime.eface" %10, ptr %7, align 8
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%11 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.eface", ptr %2, i64 2
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%12 = load ptr, ptr @_llgo_int, align 8
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%13 = insertvalue %"github.com/goplus/llgo/internal/runtime.eface" undef, ptr %12, 0
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%14 = insertvalue %"github.com/goplus/llgo/internal/runtime.eface" %13, ptr inttoptr (i64 3 to ptr), 1
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store %"github.com/goplus/llgo/internal/runtime.eface" %14, ptr %11, align 8
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%15 = insertvalue %"github.com/goplus/llgo/internal/runtime.Slice" undef, ptr %2, 0
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%16 = insertvalue %"github.com/goplus/llgo/internal/runtime.Slice" %15, i64 3, 1
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%17 = insertvalue %"github.com/goplus/llgo/internal/runtime.Slice" %16, i64 3, 2
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call void @main.test(%"github.com/goplus/llgo/internal/runtime.Slice" %17)
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ret i32 0
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}
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@@ -108,22 +91,12 @@ _llgo_4: ; preds = %_llgo_2
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br label %_llgo_1
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_llgo_5: ; preds = %_llgo_2
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%18 = alloca %"github.com/goplus/llgo/internal/runtime.String", align 8
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%19 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.String", ptr %18, i32 0, i32 0
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store ptr @1, ptr %19, align 8
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%20 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.String", ptr %18, i32 0, i32 1
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store i64 21, ptr %20, align 4
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%21 = load %"github.com/goplus/llgo/internal/runtime.String", ptr %18, align 8
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%22 = load ptr, ptr @_llgo_string, align 8
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%23 = call ptr @"github.com/goplus/llgo/internal/runtime.AllocU"(i64 16)
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store %"github.com/goplus/llgo/internal/runtime.String" %21, ptr %23, align 8
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%24 = alloca %"github.com/goplus/llgo/internal/runtime.eface", align 8
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%25 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.eface", ptr %24, i32 0, i32 0
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store ptr %22, ptr %25, align 8
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%26 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.eface", ptr %24, i32 0, i32 1
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store ptr %23, ptr %26, align 8
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%27 = load %"github.com/goplus/llgo/internal/runtime.eface", ptr %24, align 8
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call void @"github.com/goplus/llgo/internal/runtime.Panic"(%"github.com/goplus/llgo/internal/runtime.eface" %27)
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%18 = load ptr, ptr @_llgo_string, align 8
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%19 = call ptr @"github.com/goplus/llgo/internal/runtime.AllocU"(i64 16)
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store %"github.com/goplus/llgo/internal/runtime.String" { ptr @1, i64 21 }, ptr %19, align 8
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%20 = insertvalue %"github.com/goplus/llgo/internal/runtime.eface" undef, ptr %18, 0
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%21 = insertvalue %"github.com/goplus/llgo/internal/runtime.eface" %20, ptr %19, 1
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call void @"github.com/goplus/llgo/internal/runtime.Panic"(%"github.com/goplus/llgo/internal/runtime.eface" %21)
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unreachable
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}
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