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arm: enable functions in RAM for go & cgo

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This commit is contained in:
Kenneth Bell
2023-01-13 17:03:41 +00:00
committed by Ron Evans
parent 08cf2b25c5
commit faa449a9e1
4 changed files with 103 additions and 4 deletions
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compiler/symbol.go
+4
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@@ -279,8 +279,12 @@ func (info *functionInfo) parsePragmas(f *ssa.Function) {
info.linkName = parts[2]
}
case "//go:section":
// Only enable go:section when the package imports "unsafe".
// go:section also implies go:noinline since inlining could
// move the code to a different section than that requested.
if len(parts) == 2 && hasUnsafeImport(f.Pkg.Pkg) {
info.section = parts[1]
info.inline = inlineNone
}
case "//go:nobounds":
// Skip bounds checking in this function. Useful for some
compiler/testdata/pragma.ll
Vendored
+4 -4
View File
@@ -47,13 +47,13 @@ entry:
ret void
}
; Function Attrs: nounwind
define hidden void @main.functionInSection(ptr %context) unnamed_addr #1 section ".special_function_section" {
; Function Attrs: noinline nounwind
define hidden void @main.functionInSection(ptr %context) unnamed_addr #4 section ".special_function_section" {
entry:
ret void
}
; Function Attrs: nounwind
; Function Attrs: noinline nounwind
define void @exportedFunctionInSection() #5 section ".special_function_section" {
entry:
ret void
@@ -66,4 +66,4 @@ attributes #1 = { nounwind "target-features"="+bulk-memory,+nontrapping-fptoint,
attributes #2 = { nounwind "target-features"="+bulk-memory,+nontrapping-fptoint,+sign-ext" "wasm-export-name"="extern_func" "wasm-import-module"="env" "wasm-import-name"="extern_func" }
attributes #3 = { inlinehint nounwind "target-features"="+bulk-memory,+nontrapping-fptoint,+sign-ext" }
attributes #4 = { noinline nounwind "target-features"="+bulk-memory,+nontrapping-fptoint,+sign-ext" }
attributes #5 = { nounwind "target-features"="+bulk-memory,+nontrapping-fptoint,+sign-ext" "wasm-export-name"="exportedFunctionInSection" "wasm-import-module"="env" "wasm-import-name"="exportedFunctionInSection" }
attributes #5 = { noinline nounwind "target-features"="+bulk-memory,+nontrapping-fptoint,+sign-ext" "wasm-export-name"="exportedFunctionInSection" "wasm-import-module"="env" "wasm-import-name"="exportedFunctionInSection" }