target datalayout = "E-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v128:128:128-n32:64" target triple = "powerpc64-unknown-linux-gnu" ; RUN: llc < %s -march=ppc64 | FileCheck %s ; CHECK: test_pos1_ir_sle ; CHECK: bdnz ; a < b define void @test_pos1_ir_sle(i8* nocapture %p, i32 %a, i32 %b) nounwind { entry: %cmp3 = icmp sle i32 28395, %b br i1 %cmp3, label %for.body.lr.ph, label %for.end for.body.lr.ph: ; preds = %entry br label %for.body for.body: ; preds = %for.body.lr.ph, %for.body %i.04 = phi i32 [ 28395, %for.body.lr.ph ], [ %inc, %for.body ] %arrayidx = getelementptr inbounds i8* %p, i32 %i.04 %0 = load i8* %arrayidx, align 1 %conv = zext i8 %0 to i32 %add = add nsw i32 %conv, 1 %conv1 = trunc i32 %add to i8 store i8 %conv1, i8* %arrayidx, align 1 %inc = add nsw i32 %i.04, 1 %cmp = icmp sle i32 %inc, %b br i1 %cmp, label %for.body, label %for.end for.end: ; preds = %for.body, %entry ret void } ; CHECK: test_pos2_ir_sle ; CHECK: bdnz ; a < b define void @test_pos2_ir_sle(i8* nocapture %p, i32 %a, i32 %b) nounwind { entry: %cmp3 = icmp sle i32 9073, %b br i1 %cmp3, label %for.body.lr.ph, label %for.end for.body.lr.ph: ; preds = %entry br label %for.body for.body: ; preds = %for.body.lr.ph, %for.body %i.04 = phi i32 [ 9073, %for.body.lr.ph ], [ %inc, %for.body ] %arrayidx = getelementptr inbounds i8* %p, i32 %i.04 %0 = load i8* %arrayidx, align 1 %conv = zext i8 %0 to i32 %add = add nsw i32 %conv, 1 %conv1 = trunc i32 %add to i8 store i8 %conv1, i8* %arrayidx, align 1 %inc = add nsw i32 %i.04, 2 %cmp = icmp sle i32 %inc, %b br i1 %cmp, label %for.body, label %for.end for.end: ; preds = %for.body, %entry ret void } ; CHECK: test_pos4_ir_sle ; CHECK: bdnz ; a < b define void @test_pos4_ir_sle(i8* nocapture %p, i32 %a, i32 %b) nounwind { entry: %cmp3 = icmp sle i32 21956, %b br i1 %cmp3, label %for.body.lr.ph, label %for.end for.body.lr.ph: ; preds = %entry br label %for.body for.body: ; preds = %for.body.lr.ph, %for.body %i.04 = phi i32 [ 21956, %for.body.lr.ph ], [ %inc, %for.body ] %arrayidx = getelementptr inbounds i8* %p, i32 %i.04 %0 = load i8* %arrayidx, align 1 %conv = zext i8 %0 to i32 %add = add nsw i32 %conv, 1 %conv1 = trunc i32 %add to i8 store i8 %conv1, i8* %arrayidx, align 1 %inc = add nsw i32 %i.04, 4 %cmp = icmp sle i32 %inc, %b br i1 %cmp, label %for.body, label %for.end for.end: ; preds = %for.body, %entry ret void } ; CHECK: test_pos8_ir_sle ; CHECK: bdnz ; a < b define void @test_pos8_ir_sle(i8* nocapture %p, i32 %a, i32 %b) nounwind { entry: %cmp3 = icmp sle i32 16782, %b br i1 %cmp3, label %for.body.lr.ph, label %for.end for.body.lr.ph: ; preds = %entry br label %for.body for.body: ; preds = %for.body.lr.ph, %for.body %i.04 = phi i32 [ 16782, %for.body.lr.ph ], [ %inc, %for.body ] %arrayidx = getelementptr inbounds i8* %p, i32 %i.04 %0 = load i8* %arrayidx, align 1 %conv = zext i8 %0 to i32 %add = add nsw i32 %conv, 1 %conv1 = trunc i32 %add to i8 store i8 %conv1, i8* %arrayidx, align 1 %inc = add nsw i32 %i.04, 8 %cmp = icmp sle i32 %inc, %b br i1 %cmp, label %for.body, label %for.end for.end: ; preds = %for.body, %entry ret void } ; CHECK: test_pos16_ir_sle ; CHECK: bdnz ; a < b define void @test_pos16_ir_sle(i8* nocapture %p, i32 %a, i32 %b) nounwind { entry: %cmp3 = icmp sle i32 19097, %b br i1 %cmp3, label %for.body.lr.ph, label %for.end for.body.lr.ph: ; preds = %entry br label %for.body for.body: ; preds = %for.body.lr.ph, %for.body %i.04 = phi i32 [ 19097, %for.body.lr.ph ], [ %inc, %for.body ] %arrayidx = getelementptr inbounds i8* %p, i32 %i.04 %0 = load i8* %arrayidx, align 1 %conv = zext i8 %0 to i32 %add = add nsw i32 %conv, 1 %conv1 = trunc i32 %add to i8 store i8 %conv1, i8* %arrayidx, align 1 %inc = add nsw i32 %i.04, 16 %cmp = icmp sle i32 %inc, %b br i1 %cmp, label %for.body, label %for.end for.end: ; preds = %for.body, %entry ret void } ; CHECK: test_pos1_ri_sle ; CHECK: bdnz ; a < b define void @test_pos1_ri_sle(i8* nocapture %p, i32 %a, i32 %b) nounwind { entry: %cmp3 = icmp sle i32 %a, 14040 br i1 %cmp3, label %for.body.lr.ph, label %for.end for.body.lr.ph: ; preds = %entry br label %for.body for.body: ; preds = %for.body.lr.ph, %for.body %i.04 = phi i32 [ %a, %for.body.lr.ph ], [ %inc, %for.body ] %arrayidx = getelementptr inbounds i8* %p, i32 %i.04 %0 = load i8* %arrayidx, align 1 %conv = zext i8 %0 to i32 %add = add nsw i32 %conv, 1 %conv1 = trunc i32 %add to i8 store i8 %conv1, i8* %arrayidx, align 1 %inc = add nsw i32 %i.04, 1 %cmp = icmp sle i32 %inc, 14040 br i1 %cmp, label %for.body, label %for.end for.end: ; preds = %for.body, %entry ret void } ; CHECK: test_pos2_ri_sle ; CHECK: bdnz ; a < b define void @test_pos2_ri_sle(i8* nocapture %p, i32 %a, i32 %b) nounwind { entry: %cmp3 = icmp sle i32 %a, 13710 br i1 %cmp3, label %for.body.lr.ph, label %for.end for.body.lr.ph: ; preds = %entry br label %for.body for.body: ; preds = %for.body.lr.ph, %for.body %i.04 = phi i32 [ %a, %for.body.lr.ph ], [ %inc, %for.body ] %arrayidx = getelementptr inbounds i8* %p, i32 %i.04 %0 = load i8* %arrayidx, align 1 %conv = zext i8 %0 to i32 %add = add nsw i32 %conv, 1 %conv1 = trunc i32 %add to i8 store i8 %conv1, i8* %arrayidx, align 1 %inc = add nsw i32 %i.04, 2 %cmp = icmp sle i32 %inc, 13710 br i1 %cmp, label %for.body, label %for.end for.end: ; preds = %for.body, %entry ret void } ; CHECK: test_pos4_ri_sle ; CHECK: bdnz ; a < b define void @test_pos4_ri_sle(i8* nocapture %p, i32 %a, i32 %b) nounwind { entry: %cmp3 = icmp sle i32 %a, 9920 br i1 %cmp3, label %for.body.lr.ph, label %for.end for.body.lr.ph: ; preds = %entry br label %for.body for.body: ; preds = %for.body.lr.ph, %for.body %i.04 = phi i32 [ %a, %for.body.lr.ph ], [ %inc, %for.body ] %arrayidx = getelementptr inbounds i8* %p, i32 %i.04 %0 = load i8* %arrayidx, align 1 %conv = zext i8 %0 to i32 %add = add nsw i32 %conv, 1 %conv1 = trunc i32 %add to i8 store i8 %conv1, i8* %arrayidx, align 1 %inc = add nsw i32 %i.04, 4 %cmp = icmp sle i32 %inc, 9920 br i1 %cmp, label %for.body, label %for.end for.end: ; preds = %for.body, %entry ret void } ; CHECK: test_pos8_ri_sle ; CHECK: bdnz ; a < b define void @test_pos8_ri_sle(i8* nocapture %p, i32 %a, i32 %b) nounwind { entry: %cmp3 = icmp sle i32 %a, 18924 br i1 %cmp3, label %for.body.lr.ph, label %for.end for.body.lr.ph: ; preds = %entry br label %for.body for.body: ; preds = %for.body.lr.ph, %for.body %i.04 = phi i32 [ %a, %for.body.lr.ph ], [ %inc, %for.body ] %arrayidx = getelementptr inbounds i8* %p, i32 %i.04 %0 = load i8* %arrayidx, align 1 %conv = zext i8 %0 to i32 %add = add nsw i32 %conv, 1 %conv1 = trunc i32 %add to i8 store i8 %conv1, i8* %arrayidx, align 1 %inc = add nsw i32 %i.04, 8 %cmp = icmp sle i32 %inc, 18924 br i1 %cmp, label %for.body, label %for.end for.end: ; preds = %for.body, %entry ret void } ; CHECK: test_pos16_ri_sle ; CHECK: bdnz ; a < b define void @test_pos16_ri_sle(i8* nocapture %p, i32 %a, i32 %b) nounwind { entry: %cmp3 = icmp sle i32 %a, 11812 br i1 %cmp3, label %for.body.lr.ph, label %for.end for.body.lr.ph: ; preds = %entry br label %for.body for.body: ; preds = %for.body.lr.ph, %for.body %i.04 = phi i32 [ %a, %for.body.lr.ph ], [ %inc, %for.body ] %arrayidx = getelementptr inbounds i8* %p, i32 %i.04 %0 = load i8* %arrayidx, align 1 %conv = zext i8 %0 to i32 %add = add nsw i32 %conv, 1 %conv1 = trunc i32 %add to i8 store i8 %conv1, i8* %arrayidx, align 1 %inc = add nsw i32 %i.04, 16 %cmp = icmp sle i32 %inc, 11812 br i1 %cmp, label %for.body, label %for.end for.end: ; preds = %for.body, %entry ret void } ; CHECK: test_pos1_rr_sle ; FIXME: Support this loop! ; CHECK-NOT: bdnz ; a < b define void @test_pos1_rr_sle(i8* nocapture %p, i32 %a, i32 %b) nounwind { entry: %cmp3 = icmp sle i32 %a, %b br i1 %cmp3, label %for.body.lr.ph, label %for.end for.body.lr.ph: ; preds = %entry br label %for.body for.body: ; preds = %for.body.lr.ph, %for.body %i.04 = phi i32 [ %a, %for.body.lr.ph ], [ %inc, %for.body ] %arrayidx = getelementptr inbounds i8* %p, i32 %i.04 %0 = load i8* %arrayidx, align 1 %conv = zext i8 %0 to i32 %add = add nsw i32 %conv, 1 %conv1 = trunc i32 %add to i8 store i8 %conv1, i8* %arrayidx, align 1 %inc = add nsw i32 %i.04, 1 %cmp = icmp sle i32 %inc, %b br i1 %cmp, label %for.body, label %for.end for.end: ; preds = %for.body, %entry ret void } ; CHECK: test_pos2_rr_sle ; FIXME: Support this loop! ; CHECK-NOT: bdnz ; a < b define void @test_pos2_rr_sle(i8* nocapture %p, i32 %a, i32 %b) nounwind { entry: %cmp3 = icmp sle i32 %a, %b br i1 %cmp3, label %for.body.lr.ph, label %for.end for.body.lr.ph: ; preds = %entry br label %for.body for.body: ; preds = %for.body.lr.ph, %for.body %i.04 = phi i32 [ %a, %for.body.lr.ph ], [ %inc, %for.body ] %arrayidx = getelementptr inbounds i8* %p, i32 %i.04 %0 = load i8* %arrayidx, align 1 %conv = zext i8 %0 to i32 %add = add nsw i32 %conv, 1 %conv1 = trunc i32 %add to i8 store i8 %conv1, i8* %arrayidx, align 1 %inc = add nsw i32 %i.04, 2 %cmp = icmp sle i32 %inc, %b br i1 %cmp, label %for.body, label %for.end for.end: ; preds = %for.body, %entry ret void } ; CHECK: test_pos4_rr_sle ; FIXME: Support this loop! ; CHECK-NOT: bdnz ; a < b define void @test_pos4_rr_sle(i8* nocapture %p, i32 %a, i32 %b) nounwind { entry: %cmp3 = icmp sle i32 %a, %b br i1 %cmp3, label %for.body.lr.ph, label %for.end for.body.lr.ph: ; preds = %entry br label %for.body for.body: ; preds = %for.body.lr.ph, %for.body %i.04 = phi i32 [ %a, %for.body.lr.ph ], [ %inc, %for.body ] %arrayidx = getelementptr inbounds i8* %p, i32 %i.04 %0 = load i8* %arrayidx, align 1 %conv = zext i8 %0 to i32 %add = add nsw i32 %conv, 1 %conv1 = trunc i32 %add to i8 store i8 %conv1, i8* %arrayidx, align 1 %inc = add nsw i32 %i.04, 4 %cmp = icmp sle i32 %inc, %b br i1 %cmp, label %for.body, label %for.end for.end: ; preds = %for.body, %entry ret void } ; CHECK: test_pos8_rr_sle ; FIXME: Support this loop! ; CHECK-NOT: bdnz ; a < b define void @test_pos8_rr_sle(i8* nocapture %p, i32 %a, i32 %b) nounwind { entry: %cmp3 = icmp sle i32 %a, %b br i1 %cmp3, label %for.body.lr.ph, label %for.end for.body.lr.ph: ; preds = %entry br label %for.body for.body: ; preds = %for.body.lr.ph, %for.body %i.04 = phi i32 [ %a, %for.body.lr.ph ], [ %inc, %for.body ] %arrayidx = getelementptr inbounds i8* %p, i32 %i.04 %0 = load i8* %arrayidx, align 1 %conv = zext i8 %0 to i32 %add = add nsw i32 %conv, 1 %conv1 = trunc i32 %add to i8 store i8 %conv1, i8* %arrayidx, align 1 %inc = add nsw i32 %i.04, 8 %cmp = icmp sle i32 %inc, %b br i1 %cmp, label %for.body, label %for.end for.end: ; preds = %for.body, %entry ret void } ; CHECK: test_pos16_rr_sle ; FIXME: Support this loop! ; CHECK-NOT: bdnz ; a < b define void @test_pos16_rr_sle(i8* nocapture %p, i32 %a, i32 %b) nounwind { entry: %cmp3 = icmp sle i32 %a, %b br i1 %cmp3, label %for.body.lr.ph, label %for.end for.body.lr.ph: ; preds = %entry br label %for.body for.body: ; preds = %for.body.lr.ph, %for.body %i.04 = phi i32 [ %a, %for.body.lr.ph ], [ %inc, %for.body ] %arrayidx = getelementptr inbounds i8* %p, i32 %i.04 %0 = load i8* %arrayidx, align 1 %conv = zext i8 %0 to i32 %add = add nsw i32 %conv, 1 %conv1 = trunc i32 %add to i8 store i8 %conv1, i8* %arrayidx, align 1 %inc = add nsw i32 %i.04, 16 %cmp = icmp sle i32 %inc, %b br i1 %cmp, label %for.body, label %for.end for.end: ; preds = %for.body, %entry ret void }