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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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63
cl/_testrt/freevars/out.ll
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@@ -27,13 +27,7 @@ _llgo_0:
store ptr %1, ptr @__llgo_argv, align 8
call void @"github.com/goplus/llgo/internal/runtime.init"()
call void @main.init()
%2 = alloca { ptr, ptr }, align 8
%3 = getelementptr inbounds { ptr, ptr }, ptr %2, i32 0, i32 0
store ptr @"__llgo_stub.main.main$2", ptr %3, align 8
%4 = getelementptr inbounds { ptr, ptr }, ptr %2, i32 0, i32 1
store ptr null, ptr %4, align 8
%5 = load { ptr, ptr }, ptr %2, align 8
call void @"main.main$1"({ ptr, ptr } %5)
call void @"main.main$1"({ ptr, ptr } { ptr @"__llgo_stub.main.main$2", ptr null })
ret i32 0
}
@@ -44,15 +38,10 @@ _llgo_0:
%2 = call ptr @"github.com/goplus/llgo/internal/runtime.AllocU"(i64 8)
%3 = getelementptr inbounds { ptr }, ptr %2, i32 0, i32 0
store ptr %1, ptr %3, align 8
%4 = alloca { ptr, ptr }, align 8
%5 = getelementptr inbounds { ptr, ptr }, ptr %4, i32 0, i32 0
store ptr @"main.main$1$1", ptr %5, align 8
%6 = getelementptr inbounds { ptr, ptr }, ptr %4, i32 0, i32 1
store ptr %2, ptr %6, align 8
%7 = load { ptr, ptr }, ptr %4, align 8
%8 = extractvalue { ptr, ptr } %7, 1
%9 = extractvalue { ptr, ptr } %7, 0
call void %9(ptr %8, %"github.com/goplus/llgo/internal/runtime.iface" zeroinitializer)
%4 = insertvalue { ptr, ptr } { ptr @"main.main$1$1", ptr undef }, ptr %2, 1
%5 = extractvalue { ptr, ptr } %4, 1
%6 = extractvalue { ptr, ptr } %4, 0
call void %6(ptr %5, %"github.com/goplus/llgo/internal/runtime.iface" zeroinitializer)
ret void
}
@@ -61,37 +50,29 @@ _llgo_0:
%2 = load { ptr }, ptr %0, align 8
%3 = call ptr @"github.com/goplus/llgo/internal/runtime.IfaceType"(%"github.com/goplus/llgo/internal/runtime.iface" %1)
%4 = extractvalue %"github.com/goplus/llgo/internal/runtime.iface" %1, 1
%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 %3, ptr %6, align 8
%7 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.eface", ptr %5, i32 0, i32 1
store ptr %4, ptr %7, align 8
%8 = load %"github.com/goplus/llgo/internal/runtime.eface", ptr %5, align 8
%9 = call ptr @"github.com/goplus/llgo/internal/runtime.IfaceType"(%"github.com/goplus/llgo/internal/runtime.iface" zeroinitializer)
%10 = alloca %"github.com/goplus/llgo/internal/runtime.eface", align 8
%11 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.eface", ptr %10, i32 0, i32 0
store ptr %9, ptr %11, align 8
%12 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.eface", ptr %10, i32 0, i32 1
store ptr null, ptr %12, align 8
%13 = load %"github.com/goplus/llgo/internal/runtime.eface", ptr %10, align 8
%14 = call i1 @"github.com/goplus/llgo/internal/runtime.EfaceEqual"(%"github.com/goplus/llgo/internal/runtime.eface" %8, %"github.com/goplus/llgo/internal/runtime.eface" %13)
%15 = xor i1 %14, true
br i1 %15, label %_llgo_1, label %_llgo_2
%5 = insertvalue %"github.com/goplus/llgo/internal/runtime.eface" undef, ptr %3, 0
%6 = insertvalue %"github.com/goplus/llgo/internal/runtime.eface" %5, ptr %4, 1
%7 = call ptr @"github.com/goplus/llgo/internal/runtime.IfaceType"(%"github.com/goplus/llgo/internal/runtime.iface" zeroinitializer)
%8 = insertvalue %"github.com/goplus/llgo/internal/runtime.eface" undef, ptr %7, 0
%9 = insertvalue %"github.com/goplus/llgo/internal/runtime.eface" %8, ptr null, 1
%10 = call i1 @"github.com/goplus/llgo/internal/runtime.EfaceEqual"(%"github.com/goplus/llgo/internal/runtime.eface" %6, %"github.com/goplus/llgo/internal/runtime.eface" %9)
%11 = xor i1 %10, true
br i1 %11, label %_llgo_1, label %_llgo_2
_llgo_1: ; preds = %_llgo_0
%12 = extractvalue { ptr } %2, 0
%13 = load { ptr, ptr }, ptr %12, align 8
%14 = extractvalue { ptr, ptr } %13, 1
%15 = extractvalue { ptr, ptr } %13, 0
call void %15(ptr %14, %"github.com/goplus/llgo/internal/runtime.iface" %1)
ret void
_llgo_2: ; preds = %_llgo_0
%16 = extractvalue { ptr } %2, 0
%17 = load { ptr, ptr }, ptr %16, align 8
%18 = extractvalue { ptr, ptr } %17, 1
%19 = extractvalue { ptr, ptr } %17, 0
call void %19(ptr %18, %"github.com/goplus/llgo/internal/runtime.iface" %1)
ret void
_llgo_2: ; preds = %_llgo_0
%20 = extractvalue { ptr } %2, 0
%21 = load { ptr, ptr }, ptr %20, align 8
%22 = extractvalue { ptr, ptr } %21, 1
%23 = extractvalue { ptr, ptr } %21, 0
call void %23(ptr %22, %"github.com/goplus/llgo/internal/runtime.iface" zeroinitializer)
call void %19(ptr %18, %"github.com/goplus/llgo/internal/runtime.iface" zeroinitializer)
ret void
}