| ; RUN: llc -enable-ipra -print-regusage -o /dev/null 2>&1 < %s | FileCheck %s |
| |
| target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-apple-macosx10.12.0" |
| |
| ; Verify that bar does not clobber anything |
| ; CHECK-NOT: bar Clobbered Registers:{{.+}} |
| ; CHECK: bar Clobbered Registers: |
| define void @bar() #0 { |
| ret void |
| } |
| |
| ; Verifies that inline assembly is correctly handled by giving a list of clobbered registers |
| ; CHECK: foo Clobbered Registers: AH AL AX CH CL CX DI DIL EAX ECX EDI RAX RCX RDI |
| define void @foo() #0 { |
| call void asm sideeffect "", "~{eax},~{ecx},~{edi}"() #0 |
| ret void |
| } |
| |
| attributes #0 = { nounwind } |
