1; RUN: llc < %s | llvm-mc -triple=wasm32-unknown-unknown | FileCheck --match-full-lines %s 2 3; Test basic inline assembly can actually be assembled by the assembler. 4 5; .ll code below is the result of this code run thru 6; clang -target wasm32-unknown-unknown-wasm -O2 -S -emit-llvm test.c 7 8; int main(int argc, const char *argv[]) { 9; int src = 1; 10; int dst; 11; asm ("i32.const\t2\n" 12; "\tlocal.get\t%1\n" 13; "\ti32.add\n" 14; "\tlocal.set\t%0" 15; : "=r" (dst) 16; : "r" (src)); 17; return dst != 3; 18; } 19 20target triple = "wasm32-unknown-unknown" 21 22; CHECK-LABEL: main: 23; CHECK-NEXT: .functype main (i32, i32) -> (i32) 24; CHECK-NEXT: .local i32 25; CHECK-NEXT: i32.const 1 26; CHECK-NEXT: local.set [[SRC:[0-9]+]] 27; CHECK-NEXT: i32.const 2 28; CHECK-NEXT: local.get [[SRC]] 29; CHECK-NEXT: i32.add 30; CHECK-NEXT: local.set [[DST:[0-9]+]] 31; CHECK-NEXT: local.get [[DST]] 32; CHECK-NEXT: i32.const 3 33; CHECK-NEXT: i32.ne 34 35define i32 @main(i32 %argc, ptr nocapture readnone %argv) #0 { 36entry: 37 %0 = tail call i32 asm "i32.const\092\0A\09local.get\09$1\0A\09i32.add\0A\09local.set\09$0", "=r,r"(i32 1) #1 38 %cmp = icmp ne i32 %0, 3 39 %conv = zext i1 %cmp to i32 40 ret i32 %conv 41} 42