1 ; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s 2 3 declare i64 @llvm.get.dynamic.area.offset.i64() 4 5 declare void @use(i64) 6 7 define void @f1() { 8 ; CHECK-LABEL: f1 9 ; CHECK: la %r2, 160 10 ; CHECK: brasl %r14, use 11 ; CHECK: br %r14 12 %tmp = alloca i64, align 32 13 %dynamic_area_offset = call i64 @llvm.get.dynamic.area.offset.i64() 14 call void @use(i64 %dynamic_area_offset) 15 ret void 16 } 17 18 define void @f2(i64 %arg) { 19 ; CHECK-LABEL: f2 20 ; CHECK: la %r2, 160(%r2) 21 ; CHECK: brasl %r14, use 22 ; CHECK: br %r14 23 %tmp = alloca i64, align 32 24 %dynamic_area_offset = call i64 @llvm.get.dynamic.area.offset.i64() 25 %param = add i64 %dynamic_area_offset, %arg 26 call void @use(i64 %param) 27 ret void 28 } 29 30 declare void @eatsalot(i64, i64, i64, i64, i64, i64) 31 32 define void @f3() { 33 ; CHECK-LABEL: f3 34 ; CHECK: la %r2, 168 35 ; CHECK: brasl %r14, use 36 ; CHECK: br %r14 37 %tmp = alloca i64, align 32 38 call void @eatsalot(i64 0, i64 0, i64 0, i64 0, i64 0, i64 0) 39 %dynamic_area_offset = call i64 @llvm.get.dynamic.area.offset.i64() 40 call void @use(i64 %dynamic_area_offset) 41 ret void 42 } 43
