| ; Test the setup of the environment area, or associated data area (ADA) |
| ; |
| ; RUN: llc < %s -mtriple=s390x-ibm-zos -mcpu=z10 | FileCheck %s |
| |
| ; CHECK-LABEL: caller: |
| ; CHECK: stmg 6,8,1872(4) |
| ; CHECK-NEXT: aghi 4,-192 |
| ; CHECK-NEXT: lgr 8,5 |
| ; CHECK-NEXT: brasl 7,callee_internal@PLT |
| ; CHECK-NEXT: bcr 0,3 |
| ; CHECK-NEXT: lg 6,8(8) |
| ; CHECK-NEXT: lg 5,0(8) |
| ; CHECK-NEXT: lgr 8,3 |
| ; CHECK-NEXT: basr 7,6 |
| ; CHECK-NEXT: bcr 0,0 |
| ; CHECK-NEXT: la 3,0(3,8) |
| ; CHECK-NEXT: lmg 7,8,2072(4) |
| ; CHECK-NEXT: aghi 4,192 |
| ; CHECK-NEXT: b 2(7) |
| define i64 @caller() { |
| %r1 = call i64 () @callee_internal() |
| %r2 = call i64 () @callee_external() |
| %r3 = add i64 %r1, %r2 |
| ret i64 %r3 |
| } |
| |
| define internal i64 @callee_internal() { |
| ret i64 10 |
| } |
| |
| declare i64 @callee_external() |
