| Dan Gohman | 8306cb5 | 2019-04-29 21:09:44 +0000 | [diff] [blame] | 1 | ; RUN: llc -verify-machineinstrs -mtriple=wasm32-unknown-unknown < %s | FileCheck -check-prefix=WASM32 %s |
| 2 | |
| 3 | ; WASM32: i32.load 28 |
| 4 | ; WASM32-NEXT: i32.sub |
| 5 | ; WASM32-NEXT: br_if 0 |
| 6 | |
| 7 | ; WASM32: __stack_chk_fail |
| 8 | |
| 9 | @"\01LC" = internal constant [11 x i8] c"buf == %s\0A\00" ; <[11 x i8]*> [#uses=1] |
| 10 | |
| 11 | define void @test(i8* %a) nounwind ssp { |
| 12 | entry: |
| 13 | %a_addr = alloca i8* ; <i8**> [#uses=2] |
| 14 | %buf = alloca [8 x i8] ; <[8 x i8]*> [#uses=2] |
| 15 | %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0] |
| 16 | store i8* %a, i8** %a_addr |
| 17 | %buf1 = bitcast [8 x i8]* %buf to i8* ; <i8*> [#uses=1] |
| 18 | %0 = load i8*, i8** %a_addr, align 4 ; <i8*> [#uses=1] |
| 19 | %1 = call i8* @strcpy(i8* %buf1, i8* %0) nounwind ; <i8*> [#uses=0] |
| 20 | %buf2 = bitcast [8 x i8]* %buf to i8* ; <i8*> [#uses=1] |
| 21 | %2 = call i32 (i8*, ...) @printf(i8* getelementptr ([11 x i8], [11 x i8]* @"\01LC", i32 0, i32 0), i8* %buf2) nounwind ; <i32> [#uses=0] |
| 22 | br label %return |
| 23 | |
| 24 | return: ; preds = %entry |
| 25 | ret void |
| 26 | } |
| 27 | |
| 28 | declare i8* @strcpy(i8*, i8*) nounwind |
| 29 | |
| 30 | declare i32 @printf(i8*, ...) nounwind |