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ssa: builtin len&cap

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This commit is contained in:
visualfc
2024-05-02 15:49:32 +08:00
parent 5bd28a1e9e
commit 3e6dfa3c05
8 changed files with 118 additions and 27 deletions
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17
internal/runtime/llgo_autogen.ll
View File

@@ -248,6 +248,15 @@ _llgo_0:
ret %"github.com/goplus/llgo/internal/runtime.Slice" %4
}
define i64 @"github.com/goplus/llgo/internal/runtime.SliceCap"(%"github.com/goplus/llgo/internal/runtime.Slice" %0) {
_llgo_0:
%1 = alloca %"github.com/goplus/llgo/internal/runtime.Slice", align 8
store %"github.com/goplus/llgo/internal/runtime.Slice" %0, ptr %1, align 8
%2 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.Slice", ptr %1, i32 0, i32 2
%3 = load i64, ptr %2, align 4
ret i64 %3
}
define ptr @"github.com/goplus/llgo/internal/runtime.SliceData"(%"github.com/goplus/llgo/internal/runtime.Slice" %0) {
_llgo_0:
%1 = alloca %"github.com/goplus/llgo/internal/runtime.Slice", align 8
@@ -309,11 +318,11 @@ _llgo_0:
ret ptr %3
}
define i64 @"github.com/goplus/llgo/internal/runtime.StringLen"(%"github.com/goplus/llgo/internal/runtime.Slice" %0) {
define i64 @"github.com/goplus/llgo/internal/runtime.StringLen"(%"github.com/goplus/llgo/internal/runtime.String" %0) {
_llgo_0:
%1 = alloca %"github.com/goplus/llgo/internal/runtime.Slice", align 8
store %"github.com/goplus/llgo/internal/runtime.Slice" %0, ptr %1, align 8
%2 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.Slice", ptr %1, i32 0, i32 1
%1 = alloca %"github.com/goplus/llgo/internal/runtime.String", align 8
store %"github.com/goplus/llgo/internal/runtime.String" %0, ptr %1, align 8
%2 = getelementptr inbounds %"github.com/goplus/llgo/internal/runtime.String", ptr %1, i32 0, i32 1
%3 = load i64, ptr %2, align 4
ret i64 %3
}

5
internal/runtime/z_slice.go
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@@ -44,6 +44,11 @@ func SliceLen(s Slice) int {
return s.len
}
// SliceCap returns the capacity of a slice.
func SliceCap(s Slice) int {
return s.cap
}
// SliceData returns the data pointer of a slice.
func SliceData(s Slice) unsafe.Pointer {
return s.data

2
internal/runtime/z_string.go
View File

@@ -46,7 +46,7 @@ func NewString(data unsafe.Pointer, len int) String {
}
// StringLen returns the length of a string.
func StringLen(s Slice) int {
func StringLen(s String) int {
return s.len
}