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This patch adds a way for users to create their own custom sections to be added to wasm files. At the LLVM IR layer, they are defined through the "wasm.custom_sections" named metadata. The expected use case for this is bindings generators such as wasm-bindgen. Patch by Dan Gohman Differential Revision: https://reviews.llvm.org/D45297 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@329315 91177308-0d34-0410-b5e6-96231b3b80d8
21 lines
561 B
LLVM
21 lines
561 B
LLVM
; RUN: llc < %s -asm-verbose=false | FileCheck %s
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; Test the mechanism for defining user custom sections.
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target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128"
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target triple = "wasm32-unknown-unknown-wasm"
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!0 = !{ !"red", !"foo" }
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!1 = !{ !"green", !"bar" }
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!2 = !{ !"green", !"qux" }
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!wasm.custom_sections = !{ !0, !1, !2 }
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; CHECK: .section .custom_section.red,"",@
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; CHECK-NEXT: .ascii "foo"
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; CHECK: .section .custom_section.green,"",@
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; CHECK-NEXT: .ascii "bar"
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; CHECK: .section .custom_section.green,"",@
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; CHECK-NEXT: .ascii "qux"
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