1 ; RUN: llc -verify-machineinstrs -mtriple=powerpc64-unknown-linux-gnu -O2 \ 2 ; RUN: -ppc-gpr-icmps=all -ppc-asm-full-reg-names -mcpu=pwr8 < %s | FileCheck %s \ 3 ; RUN: --implicit-check-not cmpw --implicit-check-not cmpd --implicit-check-not cmpl 4 ; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-unknown-linux-gnu -O2 \ 5 ; RUN: -ppc-gpr-icmps=all -ppc-asm-full-reg-names -mcpu=pwr8 < %s | FileCheck %s \ 6 ; RUN: --implicit-check-not cmpw --implicit-check-not cmpd --implicit-check-not cmpl 7 8 %struct.tree_common = type { i8, [3 x i8] } 9 declare signext i32 @fn2(...) local_unnamed_addr #1 10 11 ; Function Attrs: nounwind 12 define i32 @testCompare1(%struct.tree_common* nocapture readonly %arg1) { 13 ; CHECK-LABEL: testCompare1: 14 ; CHECK: # %bb.0: # %entry 15 ; CHECK: lbz r3, 0(r3) 16 ; CHECK-DAG: clrlwi r3, r3, 31 17 ; CHECK-DAG: clrldi r3, r3, 32 18 ; CHECK: lbz r4, 0(r4) 19 ; CHECK-DAG: clrlwi r4, r4, 31 20 ; CHECK-DAG: clrldi r4, r4, 32 21 ; CHECK: sub r3, r4, r3 22 ; CHECK-NEXT: rldicl r3, r3, 1, 63 23 entry: 24 %bf.load = load i8, i8* bitcast (i32 (%struct.tree_common*)* @testCompare1 to i8*), align 4 25 %bf.clear = and i8 %bf.load, 1 26 %0 = getelementptr inbounds %struct.tree_common, %struct.tree_common* %arg1, i64 0, i32 0 27 %bf.load1 = load i8, i8* %0, align 4 28 %bf.clear2 = and i8 %bf.load1, 1 29 %cmp = icmp ult i8 %bf.clear, %bf.clear2 30 %conv = zext i1 %cmp to i32 31 %call = tail call signext i32 bitcast (i32 (...)* @fn2 to i32 (i32)*)(i32 signext %conv) #2 32 ret i32 undef 33 } 34 35 ; Function Attrs: norecurse nounwind readnone 36 define signext i32 @testCompare2(i32 zeroext %a, i32 zeroext %b) { 37 ; CHECK-LABEL: testCompare2: 38 ; CHECK: # %bb.0: # %entry 39 ; CHECK-DAG: rlwinm r3, r3, 0, 31, 31 40 ; CHECK-DAG: rlwinm r4, r4, 0, 31, 31 41 ; CHECK-DAG: clrldi r3, r3, 32 42 ; CHECK-DAG: clrldi r4, r4, 32 43 ; CHECK: sub r3, r3, r4 44 ; CHECK-NEXT: rldicl r3, r3, 1, 63 45 ; CHECK-NEXT: blr 46 entry: 47 %and = and i32 %a, 1 48 %and1 = and i32 %b, 1 49 %cmp = icmp ult i32 %and, %and1 50 %conv = zext i1 %cmp to i32 51 ret i32 %conv 52 } 53
