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Add missing mayLoad flag to LHAUX8 and LWAUX.

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All pre-increment load patterns need to set the mayLoad flag (since
they don't provide a DAG pattern).

This was missing for LHAUX8 and LWAUX, which is added by this patch.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177431 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Ulrich Weigand 2013-03-19 19:53:27 +00:00
parent 8353d1e0e5
commit dff4d1522a
1 changed files with 2 additions and 1 deletions
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3
lib/Target/PowerPC/PPCInstr64Bit.td
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@ -578,7 +578,7 @@ def LWAX : XForm_1<31, 341, (outs G8RC:$rD), (ins memrr:$src),
PPC970_DGroup_Cracked;
// Update forms.
let mayLoad = 1 in
let mayLoad = 1 in {
def LHAU8 : DForm_1<43, (outs G8RC:$rD, ptr_rc_nor0:$ea_result),
(ins memri:$addr),
"lhau $rD, $addr", LdStLHAU,
@ -597,6 +597,7 @@ def LWAUX : XForm_1<31, 373, (outs G8RC:$rD, ptr_rc_nor0:$ea_result),
[]>, RegConstraint<"$addr.offreg = $ea_result">,
NoEncode<"$ea_result">, isPPC64;
}
}
// Zero extending loads.
let canFoldAsLoad = 1, PPC970_Unit = 2 in {