mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2025-10-31 08:16:47 +00:00
f4c3a5601a
Add implementations of: bool isLegalICmpImmediate(int64_t Imm) const bool isLegalAddImmediate(int64_t Imm) const bool isTruncateFree(Type *Ty1, Type *Ty2) const bool isTruncateFree(EVT VT1, EVT VT2) const bool shouldConvertConstantLoadToIntImm(const APInt &Imm, Type *Ty) const Unfortunately, this regresses counter-register-based loop formation because some of the loops now end up in forms were SE cannot compute loop counts. However, nevertheless, the test-suite results favor committing: SingleSource/Benchmarks/BenchmarkGame/puzzle: 26% speedup MultiSource/Benchmarks/FreeBench/analyzer/analyzer: 21% speedup MultiSource/Benchmarks/MiBench/automotive-susan/automotive-susan: 20% speedup SingleSource/Benchmarks/Polybench/linear-algebra/kernels/trisolv/trisolv: 19% speedup SingleSource/Benchmarks/Polybench/linear-algebra/kernels/gesummv/gesummv: 15% speedup MultiSource/Benchmarks/FreeBench/pcompress2/pcompress2: 2% speedup MultiSource/Benchmarks/VersaBench/bmm/bmm: 26% slowdown git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@206120 91177308-0d34-0410-b5e6-96231b3b80d8
445 lines
13 KiB
LLVM
445 lines
13 KiB
LLVM
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"
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target triple = "powerpc64-unknown-linux-gnu"
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; RUN: llc < %s -march=ppc64 | FileCheck %s
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; XFAIL: *
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; SE needs improvement
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; CHECK: test_pos1_ir_sle
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; CHECK: bdnz
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; a < b
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define void @test_pos1_ir_sle(i8* nocapture %p, i32 %a, i32 %b) nounwind {
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entry:
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%cmp3 = icmp sle i32 28395, %b
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br i1 %cmp3, label %for.body.lr.ph, label %for.end
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for.body.lr.ph: ; preds = %entry
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br label %for.body
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for.body: ; preds = %for.body.lr.ph, %for.body
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%i.04 = phi i32 [ 28395, %for.body.lr.ph ], [ %inc, %for.body ]
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%arrayidx = getelementptr inbounds i8* %p, i32 %i.04
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%0 = load i8* %arrayidx, align 1
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%conv = zext i8 %0 to i32
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%add = add nsw i32 %conv, 1
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%conv1 = trunc i32 %add to i8
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store i8 %conv1, i8* %arrayidx, align 1
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%inc = add nsw i32 %i.04, 1
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%cmp = icmp sle i32 %inc, %b
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br i1 %cmp, label %for.body, label %for.end
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for.end: ; preds = %for.body, %entry
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ret void
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}
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; CHECK: test_pos2_ir_sle
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; CHECK: bdnz
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; a < b
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define void @test_pos2_ir_sle(i8* nocapture %p, i32 %a, i32 %b) nounwind {
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entry:
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%cmp3 = icmp sle i32 9073, %b
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br i1 %cmp3, label %for.body.lr.ph, label %for.end
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for.body.lr.ph: ; preds = %entry
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br label %for.body
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for.body: ; preds = %for.body.lr.ph, %for.body
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%i.04 = phi i32 [ 9073, %for.body.lr.ph ], [ %inc, %for.body ]
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%arrayidx = getelementptr inbounds i8* %p, i32 %i.04
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%0 = load i8* %arrayidx, align 1
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%conv = zext i8 %0 to i32
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%add = add nsw i32 %conv, 1
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%conv1 = trunc i32 %add to i8
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store i8 %conv1, i8* %arrayidx, align 1
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%inc = add nsw i32 %i.04, 2
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%cmp = icmp sle i32 %inc, %b
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br i1 %cmp, label %for.body, label %for.end
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for.end: ; preds = %for.body, %entry
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ret void
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}
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; CHECK: test_pos4_ir_sle
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; CHECK: bdnz
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; a < b
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define void @test_pos4_ir_sle(i8* nocapture %p, i32 %a, i32 %b) nounwind {
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entry:
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%cmp3 = icmp sle i32 21956, %b
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br i1 %cmp3, label %for.body.lr.ph, label %for.end
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for.body.lr.ph: ; preds = %entry
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br label %for.body
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for.body: ; preds = %for.body.lr.ph, %for.body
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%i.04 = phi i32 [ 21956, %for.body.lr.ph ], [ %inc, %for.body ]
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%arrayidx = getelementptr inbounds i8* %p, i32 %i.04
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%0 = load i8* %arrayidx, align 1
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%conv = zext i8 %0 to i32
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%add = add nsw i32 %conv, 1
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%conv1 = trunc i32 %add to i8
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store i8 %conv1, i8* %arrayidx, align 1
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%inc = add nsw i32 %i.04, 4
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%cmp = icmp sle i32 %inc, %b
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br i1 %cmp, label %for.body, label %for.end
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for.end: ; preds = %for.body, %entry
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ret void
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}
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; CHECK: test_pos8_ir_sle
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; CHECK: bdnz
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; a < b
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define void @test_pos8_ir_sle(i8* nocapture %p, i32 %a, i32 %b) nounwind {
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entry:
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%cmp3 = icmp sle i32 16782, %b
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br i1 %cmp3, label %for.body.lr.ph, label %for.end
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for.body.lr.ph: ; preds = %entry
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br label %for.body
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for.body: ; preds = %for.body.lr.ph, %for.body
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%i.04 = phi i32 [ 16782, %for.body.lr.ph ], [ %inc, %for.body ]
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%arrayidx = getelementptr inbounds i8* %p, i32 %i.04
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%0 = load i8* %arrayidx, align 1
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%conv = zext i8 %0 to i32
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%add = add nsw i32 %conv, 1
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%conv1 = trunc i32 %add to i8
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store i8 %conv1, i8* %arrayidx, align 1
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%inc = add nsw i32 %i.04, 8
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%cmp = icmp sle i32 %inc, %b
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br i1 %cmp, label %for.body, label %for.end
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for.end: ; preds = %for.body, %entry
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ret void
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}
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; CHECK: test_pos16_ir_sle
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; CHECK: bdnz
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; a < b
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define void @test_pos16_ir_sle(i8* nocapture %p, i32 %a, i32 %b) nounwind {
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entry:
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%cmp3 = icmp sle i32 19097, %b
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br i1 %cmp3, label %for.body.lr.ph, label %for.end
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for.body.lr.ph: ; preds = %entry
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br label %for.body
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for.body: ; preds = %for.body.lr.ph, %for.body
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%i.04 = phi i32 [ 19097, %for.body.lr.ph ], [ %inc, %for.body ]
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%arrayidx = getelementptr inbounds i8* %p, i32 %i.04
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%0 = load i8* %arrayidx, align 1
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%conv = zext i8 %0 to i32
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%add = add nsw i32 %conv, 1
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%conv1 = trunc i32 %add to i8
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store i8 %conv1, i8* %arrayidx, align 1
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%inc = add nsw i32 %i.04, 16
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%cmp = icmp sle i32 %inc, %b
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br i1 %cmp, label %for.body, label %for.end
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for.end: ; preds = %for.body, %entry
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ret void
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}
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; CHECK: test_pos1_ri_sle
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; CHECK: bdnz
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; a < b
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define void @test_pos1_ri_sle(i8* nocapture %p, i32 %a, i32 %b) nounwind {
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entry:
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%cmp3 = icmp sle i32 %a, 14040
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br i1 %cmp3, label %for.body.lr.ph, label %for.end
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for.body.lr.ph: ; preds = %entry
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br label %for.body
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for.body: ; preds = %for.body.lr.ph, %for.body
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%i.04 = phi i32 [ %a, %for.body.lr.ph ], [ %inc, %for.body ]
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%arrayidx = getelementptr inbounds i8* %p, i32 %i.04
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%0 = load i8* %arrayidx, align 1
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%conv = zext i8 %0 to i32
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%add = add nsw i32 %conv, 1
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%conv1 = trunc i32 %add to i8
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store i8 %conv1, i8* %arrayidx, align 1
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%inc = add nsw i32 %i.04, 1
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%cmp = icmp sle i32 %inc, 14040
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br i1 %cmp, label %for.body, label %for.end
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for.end: ; preds = %for.body, %entry
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ret void
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}
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; CHECK: test_pos2_ri_sle
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; CHECK: bdnz
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; a < b
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define void @test_pos2_ri_sle(i8* nocapture %p, i32 %a, i32 %b) nounwind {
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entry:
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%cmp3 = icmp sle i32 %a, 13710
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br i1 %cmp3, label %for.body.lr.ph, label %for.end
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for.body.lr.ph: ; preds = %entry
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br label %for.body
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for.body: ; preds = %for.body.lr.ph, %for.body
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%i.04 = phi i32 [ %a, %for.body.lr.ph ], [ %inc, %for.body ]
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%arrayidx = getelementptr inbounds i8* %p, i32 %i.04
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%0 = load i8* %arrayidx, align 1
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%conv = zext i8 %0 to i32
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%add = add nsw i32 %conv, 1
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%conv1 = trunc i32 %add to i8
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store i8 %conv1, i8* %arrayidx, align 1
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%inc = add nsw i32 %i.04, 2
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%cmp = icmp sle i32 %inc, 13710
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br i1 %cmp, label %for.body, label %for.end
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for.end: ; preds = %for.body, %entry
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ret void
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}
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; CHECK: test_pos4_ri_sle
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; CHECK: bdnz
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; a < b
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define void @test_pos4_ri_sle(i8* nocapture %p, i32 %a, i32 %b) nounwind {
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entry:
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%cmp3 = icmp sle i32 %a, 9920
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br i1 %cmp3, label %for.body.lr.ph, label %for.end
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for.body.lr.ph: ; preds = %entry
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br label %for.body
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for.body: ; preds = %for.body.lr.ph, %for.body
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%i.04 = phi i32 [ %a, %for.body.lr.ph ], [ %inc, %for.body ]
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%arrayidx = getelementptr inbounds i8* %p, i32 %i.04
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%0 = load i8* %arrayidx, align 1
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%conv = zext i8 %0 to i32
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%add = add nsw i32 %conv, 1
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%conv1 = trunc i32 %add to i8
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store i8 %conv1, i8* %arrayidx, align 1
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%inc = add nsw i32 %i.04, 4
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%cmp = icmp sle i32 %inc, 9920
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br i1 %cmp, label %for.body, label %for.end
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for.end: ; preds = %for.body, %entry
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ret void
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}
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; CHECK: test_pos8_ri_sle
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; CHECK: bdnz
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; a < b
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define void @test_pos8_ri_sle(i8* nocapture %p, i32 %a, i32 %b) nounwind {
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entry:
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%cmp3 = icmp sle i32 %a, 18924
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br i1 %cmp3, label %for.body.lr.ph, label %for.end
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for.body.lr.ph: ; preds = %entry
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br label %for.body
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for.body: ; preds = %for.body.lr.ph, %for.body
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%i.04 = phi i32 [ %a, %for.body.lr.ph ], [ %inc, %for.body ]
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%arrayidx = getelementptr inbounds i8* %p, i32 %i.04
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%0 = load i8* %arrayidx, align 1
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%conv = zext i8 %0 to i32
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%add = add nsw i32 %conv, 1
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%conv1 = trunc i32 %add to i8
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store i8 %conv1, i8* %arrayidx, align 1
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%inc = add nsw i32 %i.04, 8
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%cmp = icmp sle i32 %inc, 18924
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br i1 %cmp, label %for.body, label %for.end
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for.end: ; preds = %for.body, %entry
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ret void
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}
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; CHECK: test_pos16_ri_sle
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; CHECK: bdnz
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; a < b
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define void @test_pos16_ri_sle(i8* nocapture %p, i32 %a, i32 %b) nounwind {
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entry:
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%cmp3 = icmp sle i32 %a, 11812
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br i1 %cmp3, label %for.body.lr.ph, label %for.end
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for.body.lr.ph: ; preds = %entry
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br label %for.body
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for.body: ; preds = %for.body.lr.ph, %for.body
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%i.04 = phi i32 [ %a, %for.body.lr.ph ], [ %inc, %for.body ]
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%arrayidx = getelementptr inbounds i8* %p, i32 %i.04
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%0 = load i8* %arrayidx, align 1
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%conv = zext i8 %0 to i32
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%add = add nsw i32 %conv, 1
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%conv1 = trunc i32 %add to i8
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store i8 %conv1, i8* %arrayidx, align 1
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%inc = add nsw i32 %i.04, 16
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%cmp = icmp sle i32 %inc, 11812
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br i1 %cmp, label %for.body, label %for.end
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for.end: ; preds = %for.body, %entry
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ret void
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}
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; CHECK: test_pos1_rr_sle
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; FIXME: Support this loop!
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; CHECK-NOT: bdnz
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; a < b
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define void @test_pos1_rr_sle(i8* nocapture %p, i32 %a, i32 %b) nounwind {
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entry:
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%cmp3 = icmp sle i32 %a, %b
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br i1 %cmp3, label %for.body.lr.ph, label %for.end
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for.body.lr.ph: ; preds = %entry
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br label %for.body
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for.body: ; preds = %for.body.lr.ph, %for.body
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%i.04 = phi i32 [ %a, %for.body.lr.ph ], [ %inc, %for.body ]
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%arrayidx = getelementptr inbounds i8* %p, i32 %i.04
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%0 = load i8* %arrayidx, align 1
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%conv = zext i8 %0 to i32
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%add = add nsw i32 %conv, 1
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%conv1 = trunc i32 %add to i8
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store i8 %conv1, i8* %arrayidx, align 1
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%inc = add nsw i32 %i.04, 1
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%cmp = icmp sle i32 %inc, %b
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br i1 %cmp, label %for.body, label %for.end
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for.end: ; preds = %for.body, %entry
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ret void
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}
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; CHECK: test_pos2_rr_sle
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; FIXME: Support this loop!
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; CHECK-NOT: bdnz
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; a < b
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define void @test_pos2_rr_sle(i8* nocapture %p, i32 %a, i32 %b) nounwind {
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entry:
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%cmp3 = icmp sle i32 %a, %b
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br i1 %cmp3, label %for.body.lr.ph, label %for.end
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for.body.lr.ph: ; preds = %entry
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br label %for.body
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for.body: ; preds = %for.body.lr.ph, %for.body
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%i.04 = phi i32 [ %a, %for.body.lr.ph ], [ %inc, %for.body ]
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%arrayidx = getelementptr inbounds i8* %p, i32 %i.04
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%0 = load i8* %arrayidx, align 1
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%conv = zext i8 %0 to i32
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%add = add nsw i32 %conv, 1
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%conv1 = trunc i32 %add to i8
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store i8 %conv1, i8* %arrayidx, align 1
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%inc = add nsw i32 %i.04, 2
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%cmp = icmp sle i32 %inc, %b
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br i1 %cmp, label %for.body, label %for.end
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for.end: ; preds = %for.body, %entry
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ret void
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}
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; CHECK: test_pos4_rr_sle
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; FIXME: Support this loop!
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; CHECK-NOT: bdnz
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; a < b
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define void @test_pos4_rr_sle(i8* nocapture %p, i32 %a, i32 %b) nounwind {
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entry:
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%cmp3 = icmp sle i32 %a, %b
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br i1 %cmp3, label %for.body.lr.ph, label %for.end
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for.body.lr.ph: ; preds = %entry
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br label %for.body
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for.body: ; preds = %for.body.lr.ph, %for.body
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%i.04 = phi i32 [ %a, %for.body.lr.ph ], [ %inc, %for.body ]
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%arrayidx = getelementptr inbounds i8* %p, i32 %i.04
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%0 = load i8* %arrayidx, align 1
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%conv = zext i8 %0 to i32
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%add = add nsw i32 %conv, 1
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%conv1 = trunc i32 %add to i8
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store i8 %conv1, i8* %arrayidx, align 1
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%inc = add nsw i32 %i.04, 4
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%cmp = icmp sle i32 %inc, %b
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br i1 %cmp, label %for.body, label %for.end
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for.end: ; preds = %for.body, %entry
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ret void
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}
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; CHECK: test_pos8_rr_sle
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; FIXME: Support this loop!
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; CHECK-NOT: bdnz
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; a < b
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define void @test_pos8_rr_sle(i8* nocapture %p, i32 %a, i32 %b) nounwind {
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entry:
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%cmp3 = icmp sle i32 %a, %b
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br i1 %cmp3, label %for.body.lr.ph, label %for.end
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for.body.lr.ph: ; preds = %entry
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br label %for.body
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for.body: ; preds = %for.body.lr.ph, %for.body
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%i.04 = phi i32 [ %a, %for.body.lr.ph ], [ %inc, %for.body ]
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%arrayidx = getelementptr inbounds i8* %p, i32 %i.04
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%0 = load i8* %arrayidx, align 1
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%conv = zext i8 %0 to i32
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%add = add nsw i32 %conv, 1
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%conv1 = trunc i32 %add to i8
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store i8 %conv1, i8* %arrayidx, align 1
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%inc = add nsw i32 %i.04, 8
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%cmp = icmp sle i32 %inc, %b
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br i1 %cmp, label %for.body, label %for.end
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for.end: ; preds = %for.body, %entry
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ret void
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}
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; CHECK: test_pos16_rr_sle
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; FIXME: Support this loop!
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; CHECK-NOT: bdnz
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; a < b
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define void @test_pos16_rr_sle(i8* nocapture %p, i32 %a, i32 %b) nounwind {
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entry:
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%cmp3 = icmp sle i32 %a, %b
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br i1 %cmp3, label %for.body.lr.ph, label %for.end
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for.body.lr.ph: ; preds = %entry
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br label %for.body
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for.body: ; preds = %for.body.lr.ph, %for.body
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%i.04 = phi i32 [ %a, %for.body.lr.ph ], [ %inc, %for.body ]
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%arrayidx = getelementptr inbounds i8* %p, i32 %i.04
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%0 = load i8* %arrayidx, align 1
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%conv = zext i8 %0 to i32
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%add = add nsw i32 %conv, 1
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%conv1 = trunc i32 %add to i8
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store i8 %conv1, i8* %arrayidx, align 1
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%inc = add nsw i32 %i.04, 16
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%cmp = icmp sle i32 %inc, %b
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br i1 %cmp, label %for.body, label %for.end
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for.end: ; preds = %for.body, %entry
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ret void
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}
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