| ; RUN: llc < %s -mtriple=ppc32-- -verify-machineinstrs |
| |
| ; Machine code verifier will call isRegTiedToDefOperand() on /all/ register use |
| ; operands. We must make sure that the operand flag is found correctly. |
| |
| ; This test case is actually not specific to PowerPC, but the (imm, reg) format |
| ; of PowerPC "m" operands trigger this bug. |
| |
| define void @memory_asm_operand(i32 %a) { |
| ; "m" operand will be represented as: |
| ; INLINEASM fake $0, 10, %R2, 20, -4, %R1 |
| ; It is difficult to find the flag operand (20) when starting from %R1 |
| call i32 asm "lbzx $0, $1", "=r,m" (i32 %a) |
| ret void |
| } |
| |
