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570b621976
CodeGen's ComputeMaskedBits was being over-conservative when computing bits for an ADD. llvm-svn: 101963
91 lines
4.5 KiB
LLVM
91 lines
4.5 KiB
LLVM
; PR1135
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; RUN: llc %s -o - | FileCheck %s
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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-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
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target triple = "x86_64-apple-darwin10.3"
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; CHECK: movl %{{.*}}, (%rdi,%rdx,4)
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; CHECK: movl %{{.*}}, 8(%rdi,%rdx,4)
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; CHECK: movl %{{.*}}, 4(%rdi,%rdx,4)
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; CHECK: movl %{{.*}}, 12(%rdi,%rdx,4)
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define void @test(i32* nocapture %array, i32 %r0) nounwind ssp noredzone {
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bb.nph:
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br label %bb
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bb: ; preds = %bb, %bb.nph
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%j.010 = phi i8 [ 0, %bb.nph ], [ %14, %bb ] ; <i8> [#uses=1]
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%k.19 = phi i8 [ 0, %bb.nph ], [ %.k.1, %bb ] ; <i8> [#uses=1]
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%i0.08 = phi i8 [ 0, %bb.nph ], [ %15, %bb ] ; <i8> [#uses=3]
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%0 = icmp slt i8 %i0.08, 4 ; <i1> [#uses=1]
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%iftmp.0.0 = select i1 %0, i8 %i0.08, i8 0 ; <i8> [#uses=2]
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%1 = icmp eq i8 %i0.08, 4 ; <i1> [#uses=1]
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%2 = zext i1 %1 to i8 ; <i8> [#uses=1]
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%.k.1 = add i8 %2, %k.19 ; <i8> [#uses=2]
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%3 = shl i8 %.k.1, 2 ; <i8> [#uses=1]
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%4 = add i8 %3, %iftmp.0.0 ; <i8> [#uses=1]
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%5 = shl i8 %4, 2 ; <i8> [#uses=1]
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%6 = zext i8 %5 to i64 ; <i64> [#uses=4]
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%7 = getelementptr inbounds i32* %array, i64 %6 ; <i32*> [#uses=1]
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store i32 %r0, i32* %7, align 4
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%8 = or i64 %6, 2 ; <i64> [#uses=1]
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%9 = getelementptr inbounds i32* %array, i64 %8 ; <i32*> [#uses=1]
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store i32 %r0, i32* %9, align 4
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%10 = or i64 %6, 1 ; <i64> [#uses=1]
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%11 = getelementptr inbounds i32* %array, i64 %10 ; <i32*> [#uses=1]
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store i32 %r0, i32* %11, align 4
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%12 = or i64 %6, 3 ; <i64> [#uses=1]
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%13 = getelementptr inbounds i32* %array, i64 %12 ; <i32*> [#uses=1]
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store i32 %r0, i32* %13, align 4
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%14 = add nsw i8 %j.010, 1 ; <i8> [#uses=2]
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%15 = add i8 %iftmp.0.0, 1 ; <i8> [#uses=1]
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%exitcond = icmp eq i8 %14, 32 ; <i1> [#uses=1]
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br i1 %exitcond, label %return, label %bb
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return: ; preds = %bb
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ret void
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}
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; CHECK: test1:
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; CHECK: movl %{{.*}}, (%rdi,%rcx,4)
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; CHECK: movl %{{.*}}, 8(%rdi,%rcx,4)
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; CHECK: movl %{{.*}}, 4(%rdi,%rcx,4)
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; CHECK: movl %{{.*}}, 12(%rdi,%rcx,4)
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define void @test1(i32* nocapture %array, i32 %r0, i8 signext %k, i8 signext %i0) nounwind {
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bb.nph:
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br label %for.body
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for.body: ; preds = %for.body, %bb.nph
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%j.065 = phi i8 [ 0, %bb.nph ], [ %inc52, %for.body ] ; <i8> [#uses=1]
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%i0.addr.064 = phi i8 [ %i0, %bb.nph ], [ %add, %for.body ] ; <i8> [#uses=3]
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%k.addr.163 = phi i8 [ %k, %bb.nph ], [ %inc.k.addr.1, %for.body ] ; <i8> [#uses=1]
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%cmp5 = icmp slt i8 %i0.addr.064, 4 ; <i1> [#uses=1]
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%cond = select i1 %cmp5, i8 %i0.addr.064, i8 0 ; <i8> [#uses=2]
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%cmp12 = icmp eq i8 %i0.addr.064, 4 ; <i1> [#uses=1]
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%inc = zext i1 %cmp12 to i8 ; <i8> [#uses=1]
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%inc.k.addr.1 = add i8 %inc, %k.addr.163 ; <i8> [#uses=2]
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%mul = shl i8 %cond, 2 ; <i8> [#uses=1]
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%mul22 = shl i8 %inc.k.addr.1, 4 ; <i8> [#uses=1]
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%add23 = add i8 %mul22, %mul ; <i8> [#uses=1]
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%idxprom = zext i8 %add23 to i64 ; <i64> [#uses=4]
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%arrayidx = getelementptr inbounds i32* %array, i64 %idxprom ; <i32*> [#uses=1]
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store i32 %r0, i32* %arrayidx
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%add3356 = or i64 %idxprom, 2 ; <i64> [#uses=1]
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%arrayidx36 = getelementptr inbounds i32* %array, i64 %add3356 ; <i32*> [#uses=1]
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store i32 %r0, i32* %arrayidx36
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%add4058 = or i64 %idxprom, 1 ; <i64> [#uses=1]
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%arrayidx43 = getelementptr inbounds i32* %array, i64 %add4058 ; <i32*> [#uses=1]
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store i32 %r0, i32* %arrayidx43
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%add4760 = or i64 %idxprom, 3 ; <i64> [#uses=1]
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%arrayidx50 = getelementptr inbounds i32* %array, i64 %add4760 ; <i32*> [#uses=1]
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store i32 %r0, i32* %arrayidx50
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%inc52 = add nsw i8 %j.065, 1 ; <i8> [#uses=2]
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%add = add i8 %cond, 1 ; <i8> [#uses=1]
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%exitcond = icmp eq i8 %inc52, 32 ; <i1> [#uses=1]
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br i1 %exitcond, label %for.end, label %for.body
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for.end: ; preds = %for.body
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ret void
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}
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