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X86: mark GATHER instructios as mayLoad
author
Manman Ren
<mren@apple.com>
Wed, 1 Aug 2012 23:28:59 +0000
(23:28 +0000)
committer
Manman Ren
<mren@apple.com>
Wed, 1 Aug 2012 23:28:59 +0000
(23:28 +0000)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161143
91177308
-0d34-0410-b5e6-
96231b3b80d8
lib/Target/X86/X86InstrSSE.td
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diff --git
a/lib/Target/X86/X86InstrSSE.td
b/lib/Target/X86/X86InstrSSE.td
index
e31619e
..
897f1fe
100644
(file)
--- a/
lib/Target/X86/X86InstrSSE.td
+++ b/
lib/Target/X86/X86InstrSSE.td
@@
-7963,7
+7963,7
@@
multiclass avx2_gather<bits<8> opc, string OpcodeStr, RegisterClass RC256,
[]>, VEX_4VOp3, VEX_L;
}
-let Constraints = "$src1 = $dst, $mask = $mask_wb" in {
+let
mayLoad = 1,
Constraints = "$src1 = $dst, $mask = $mask_wb" in {
defm VGATHERDPD : avx2_gather<0x92, "vgatherdpd", VR256, vx64mem, vx64mem>, VEX_W;
defm VGATHERQPD : avx2_gather<0x93, "vgatherqpd", VR256, vx64mem, vy64mem>, VEX_W;
defm VGATHERDPS : avx2_gather<0x92, "vgatherdps", VR256, vx32mem, vy32mem>;