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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35530 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -639,3 +639,26 @@ __ZNK4llvm5APInt17countLeadingZerosEv:
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The dead or is a 'truncate' from 64- to 32-bits.
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===-------------------------------------------------------------------------===
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We generate horrible ppc code for this:
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#define N 2000000
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double a[N],c[N];
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void simpleloop() {
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int j;
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for (j=0; j<N; j++)
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c[j] = a[j];
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}
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LBB1_1: ;bb
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lfdx f0, r3, r4
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addi r5, r5, 1 ;; Extra IV for the exit value compare.
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stfdx f0, r2, r4
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addi r4, r4, 8
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xoris r6, r5, 30 ;; This is due to a large immediate.
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cmplwi cr0, r6, 33920
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bne cr0, LBB1_1
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===-------------------------------------------------------------------------===
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