| # Test code generation for retrieving function descriptors |
| # from the ADA when the ADA is extremely large and forces the |
| # generation of a different instruction sequence |
| # RUN: %python %s | llc -mtriple=s390x-ibm-zos -O2 | FileCheck %s |
| |
| # CHECK: algfi 8, {{[0-9]+}} |
| # CHECK: la 8, 0(8) |
| |
| from __future__ import print_function |
| |
| num_calls = 35000 |
| |
| print("define hidden signext i32 @main() {") |
| print("entry:") |
| |
| for i in range(num_calls): |
| print(" call void @foo%d()" % i) |
| |
| # This is added to force the use of register r8 to generate |
| # la 8, 0(8) which generates the algfi instruction |
| print('%0 = call ptr asm " LGR $0,$1\0A", "=r,{r8}"(ptr nonnull @foo)') |
| print(" call void @bar(ptr noundef %0)") |
| print("ret i32 0") |
| print("}") |
| |
| for i in range(num_calls): |
| print("declare void @foo%d(...)" % i) |
| |
| print("declare void @bar(ptr noundef)") |
| print("define internal void @foo() {") |
| print("entry:") |
| print(" ret void") |
| print(" }") |
