; Test LOCR and LOCGR. ; ; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z196 | FileCheck %s ; Test LOCR. define i32 @f1(i32 %a, i32 %b, i32 %limit) { ; CHECK-LABEL: f1: ; CHECK: clfi %r4, 42 ; CHECK: locrhe %r2, %r3 ; CHECK: br %r14 %cond = icmp ult i32 %limit, 42 %res = select i1 %cond, i32 %a, i32 %b ret i32 %res } ; Test LOCGR. define i64 @f2(i64 %a, i64 %b, i64 %limit) { ; CHECK-LABEL: f2: ; CHECK: clgfi %r4, 42 ; CHECK: locgrhe %r2, %r3 ; CHECK: br %r14 %cond = icmp ult i64 %limit, 42 %res = select i1 %cond, i64 %a, i64 %b ret i64 %res } ; Test LOCR in a case that could use COMPARE AND BRANCH. We prefer using ; LOCR if possible. define i32 @f3(i32 %a, i32 %b, i32 %limit) { ; CHECK-LABEL: f3: ; CHECK: chi %r4, 42 ; CHECK: locrlh %r2, %r3 ; CHECK: br %r14 %cond = icmp eq i32 %limit, 42 %res = select i1 %cond, i32 %a, i32 %b ret i32 %res } ; ...and again for LOCGR. define i64 @f4(i64 %a, i64 %b, i64 %limit) { ; CHECK-LABEL: f4: ; CHECK: cghi %r4, 42 ; CHECK: locgrlh %r2, %r3 ; CHECK: br %r14 %cond = icmp eq i64 %limit, 42 %res = select i1 %cond, i64 %a, i64 %b ret i64 %res }