48 lines
1.5 KiB
LLVM
48 lines
1.5 KiB
LLVM
; RUN: llc -verify-machineinstrs -mtriple=wasm32-unknown-unknown < %s | FileCheck -check-prefix=WASM32 %s
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@"\01LC" = internal constant [11 x i8] c"buf == %s\0A\00" ; <ptr> [#uses=1]
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; WASM32-LABEL: test:
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; WASM32: i32.load 28
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; WASM32: br_if 0
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; WASM32: call __stack_chk_fail
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; WASM32-NEXT: unreachable
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define void @test(ptr %a) nounwind ssp {
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entry:
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%a_addr = alloca ptr ; <ptr> [#uses=2]
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%buf = alloca [8 x i8] ; <ptr> [#uses=2]
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%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
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store ptr %a, ptr %a_addr
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%0 = load ptr, ptr %a_addr, align 4 ; <ptr> [#uses=1]
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%1 = call ptr @strcpy(ptr %buf, ptr %0) nounwind ; <ptr> [#uses=0]
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%2 = call i32 (ptr, ...) @printf(ptr @"\01LC", ptr %buf) nounwind ; <i32> [#uses=0]
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br label %return
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return: ; preds = %entry
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ret void
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}
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; WASM32-LABEL: test_return_i32:
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; WASM32: call __stack_chk_fail
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; WASM32-NEXT: unreachable
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define i32 @test_return_i32(ptr %a) nounwind ssp {
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entry:
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%a_addr = alloca ptr ; <ptr> [#uses=2]
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%buf = alloca [8 x i8] ; <ptr> [#uses=2]
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%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
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store ptr %a, ptr %a_addr
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%0 = load ptr, ptr %a_addr, align 4 ; <ptr> [#uses=1]
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%1 = call ptr @strcpy(ptr %buf, ptr %0) nounwind ; <ptr> [#uses=0]
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%2 = call i32 (ptr, ...) @printf(ptr @"\01LC", ptr %buf) nounwind ; <i32> [#uses=0]
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br label %return
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return: ; preds = %entry
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ret i32 0
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}
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declare ptr @strcpy(ptr, ptr) nounwind
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declare i32 @printf(ptr, ...) nounwind
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