llvm-project/lld/test/wasm/wrap.ll

41 lines
1.1 KiB
LLVM

; RUN: llc -filetype=obj %s -o %t.o
; RUN: wasm-ld -wrap nosuchsym -wrap foo -o %t.wasm %t.o
; RUN: wasm-ld -emit-relocs -wrap foo -o %t.wasm %t.o
; RUN: obj2yaml %t.wasm | FileCheck %s
target triple = "wasm32-unknown-unknown"
define i32 @foo() {
ret i32 1
}
define void @_start() {
entry:
call i32 @foo()
ret void
}
declare i32 @__real_foo()
define i32 @__wrap_foo() {
%rtn = call i32 @__real_foo()
ret i32 %rtn
}
; CHECK: - Type: CODE
; CHECK-NEXT: Relocations:
; CHECK-NEXT: - Type: R_WASM_FUNCTION_INDEX_LEB
; CHECK-NEXT: Index: 2
; CHECK-NEXT: Offset: 0x9
; CHECK-NEXT: - Type: R_WASM_FUNCTION_INDEX_LEB
; CHECK-NEXT: Index: 0
; CHECK-NEXT: Offset: 0x13
; CHECK: FunctionNames:
; CHECK-NEXT: - Index: 0
; CHECK-NEXT: Name: foo
; CHECK-NEXT: - Index: 1
; CHECK-NEXT: Name: _start
; CHECK-NEXT: - Index: 2
; CHECK-NEXT: Name: __wrap_foo