1; NOTE: This test case aims to test the sequence of spilling the CR[0-7]LT bits 2; NOTE: on POWER9 using the setb instruction. 3 4; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-unknown-linux-gnu \ 5; RUN: -ppc-asm-full-reg-names -ppc-vsr-nums-as-vr -mcpu=pwr9 < %s \ 6; RUN: | FileCheck %s --check-prefix=CHECK-P9 7; RUN: llc -verify-machineinstrs -mtriple=powerpc64-unknown-linux-gnu \ 8; RUN: -ppc-asm-full-reg-names -ppc-vsr-nums-as-vr -mcpu=pwr9 < %s \ 9; RUN: | FileCheck %s --check-prefix=CHECK-P9 10; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-unknown-linux-gnu \ 11; RUN: -ppc-asm-full-reg-names -ppc-vsr-nums-as-vr -mcpu=pwr8 < %s \ 12; RUN: | FileCheck %s --check-prefix=CHECK-P8 13; RUN: llc -verify-machineinstrs -mtriple=powerpc64-unknown-linux-gnu \ 14; RUN: -ppc-asm-full-reg-names -ppc-vsr-nums-as-vr -mcpu=pwr8 < %s \ 15; RUN: | FileCheck %s --check-prefix=CHECK-P8 16 17define void @p9_setb_spill() { 18; CHECK-P9-LABEL: p9_setb_spill: 19; CHECK-P9: # %bb.1: # %if.then 20; CHECK-P9-DAG: crnot 4*cr[[CREG:.*]]+lt, eq 21; CHECK-P9-DAG: setb [[REG1:.*]], cr[[CREG]] 22; CHECK-P9-DAG: stw [[REG1]] 23; CHECK-P9: blr 24; CHECK-P9: .LBB0_4: # %if.then1 25; 26; CHECK-P8-LABEL: p9_setb_spill: 27; CHECK-P8: # %bb.1: # %if.then 28; CHECK-P8-DAG: crnot 4*cr[[CREG2:.*]]+lt, eq 29; CHECK-P8-DAG: mfocrf [[REG2:.*]], 30; CHECK-P8-DAG: rlwinm [[REG2]], [[REG2]] 31; CHECK-P8-DAG: stw [[REG2]] 32; CHECK-P8: blr 33; CHECK-P8: .LBB0_4: # %if.then1 34entry: 35 br i1 undef, label %if.end, label %if.then 36 37if.then: ; preds = %entry 38 %call = tail call signext i32 @fn_call() 39 %cmp1 = icmp ne i32 %call, 0 40 br label %if.end 41 42if.end: ; preds = %if.then, %entry 43 %off0 = phi i1 [ %cmp1, %if.then ], [ false, %entry ] 44 tail call void asm sideeffect "#Clobber", "~{cr0},~{cr1},~{cr2},~{cr3},~{cr4},~{cr5},~{cr6},~{cr7}"() 45 %off0.not = xor i1 %off0, true 46 %or = or i1 false, %off0.not 47 br i1 %or, label %if.end2, label %if.then1 48 49if.then1: ; preds = %if.end 50 unreachable 51 52if.end2: ; preds = %if.end 53 ret void 54} 55 56declare signext i32 @fn_call(...) 57