http://llvm.org/bugs/show_bug.cgi?id=20723
Bug ID: 20723
Summary: [AVX512] Cannot select: 0x7fd80b841b68: ch = store
when returning <16 x i1> from function
Product: new-bugs
Version: unspecified
Hardware: PC
OS: All
Status: NEW
Severity: normal
Priority: P
Component: new bugs
Assignee: [email protected]
Reporter: [email protected]
CC: [email protected]
Classification: Unclassified
With top of tree and this program, I get the following crash:
; ModuleID = 'bugpoint-reduced-simplified.bc'
target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-apple-darwin13.3.0"
define <16 x i1> @crashEven___(i16 %__mask) {
allocas:
ret <16 x i1> zeroinitializer
}
% llc -mcpu=knl bugpoint-reduced-simplified.ll -filetype=asm -o -
.section __TEXT,__text,regular,pure_instructions
.macosx_version_min 13, 3
LLVM ERROR: Cannot select: 0x7fd80b841b68: ch = store 0x7fd80b841640,
0x7fd80b841118, 0x7fd80b841538, 0x7fd80b841a60<ST2[<unknown>](align=16)>
[ORD=2] [ID=11]
0x7fd80b841118: v16i1 = BUILD_VECTOR 0x7fd80b841010, 0x7fd80b841010,
0x7fd80b841010, 0x7fd80b841010, 0x7fd80b841010, 0x7fd80b841010, 0x7fd80b841010,
0x7fd80b841010, 0x7fd80b841010, 0x7fd80b841010, 0x7fd80b841010, 0x7fd80b841010,
0x7fd80b841010, 0x7fd80b841010, 0x7fd80b841010, 0x7fd80b841010 [ORD=2] [ID=8]
0x7fd80b841010: i1 = TargetConstant<0> [ID=6]
0x7fd80b841010: i1 = TargetConstant<0> [ID=6]
0x7fd80b841010: i1 = TargetConstant<0> [ID=6]
0x7fd80b841010: i1 = TargetConstant<0> [ID=6]
0x7fd80b841010: i1 = TargetConstant<0> [ID=6]
0x7fd80b841010: i1 = TargetConstant<0> [ID=6]
0x7fd80b841010: i1 = TargetConstant<0> [ID=6]
0x7fd80b841010: i1 = TargetConstant<0> [ID=6]
0x7fd80b841010: i1 = TargetConstant<0> [ID=6]
0x7fd80b841010: i1 = TargetConstant<0> [ID=6]
0x7fd80b841010: i1 = TargetConstant<0> [ID=6]
0x7fd80b841010: i1 = TargetConstant<0> [ID=6]
0x7fd80b841010: i1 = TargetConstant<0> [ID=6]
0x7fd80b841010: i1 = TargetConstant<0> [ID=6]
0x7fd80b841010: i1 = TargetConstant<0> [ID=6]
0x7fd80b841010: i1 = TargetConstant<0> [ID=6]
0x7fd80b841538: i64 = Register %vreg3 [ID=3]
0x7fd80b841a60: i64 = undef [ID=4]
In function: crashEven___
%
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