diff options
| -rw-r--r-- | llvm/lib/Target/X86/X86InstrSystem.td | 2 | ||||
| -rw-r--r-- | llvm/test/CodeGen/X86/x86-framelowering-trap.ll | 5 |
2 files changed, 6 insertions, 1 deletions
diff --git a/llvm/lib/Target/X86/X86InstrSystem.td b/llvm/lib/Target/X86/X86InstrSystem.td index 6667bd2aec4..97dc2af2c6c 100644 --- a/llvm/lib/Target/X86/X86InstrSystem.td +++ b/llvm/lib/Target/X86/X86InstrSystem.td @@ -23,7 +23,7 @@ let Defs = [RAX, RCX, RDX] in // CPU flow control instructions -let isTerminator = 1, isBarrier = 1, hasCtrlDep = 1 in { +let mayLoad = 1, mayStore = 0, hasSideEffects = 1 in { def TRAP : I<0x0B, RawFrm, (outs), (ins), "ud2", [(trap)]>, TB; def UD2B : I<0xB9, RawFrm, (outs), (ins), "ud2b", []>, TB; } diff --git a/llvm/test/CodeGen/X86/x86-framelowering-trap.ll b/llvm/test/CodeGen/X86/x86-framelowering-trap.ll index 58a1da23a29..f1590abcae8 100644 --- a/llvm/test/CodeGen/X86/x86-framelowering-trap.ll +++ b/llvm/test/CodeGen/X86/x86-framelowering-trap.ll @@ -3,13 +3,18 @@ target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" target triple = "x86_64-unknown-linux-gnu" ; CHECK-LABEL: bar: +; CHECK: pushq ; CHECK: ud2 +; CHECK-NEXT: popq ; CHECK-NEXT: retq define void @bar() { entry: + call void @callee() call void @llvm.trap() ret void } ; Function Attrs: noreturn nounwind declare void @llvm.trap() + +declare void @callee() |
