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15430bed65
Summary:
Implements the following intrinsics:
* @llvm.aarch64.sve.ptest.any
* @llvm.aarch64.sve.ptest.first
* @llvm.aarch64.sve.ptest.last
Reviewers: sdesmalen, efriedma, dancgr, mgudim, cameron.mcinally, rengolin
Reviewed By: efriedma
Subscribers: tschuett, kristof.beyls, hiraditya, rkruppe, psnobl, llvm-commits
Tags: #llvm
Differential Revision: https://reviews.llvm.org/D72398
27 lines
1.2 KiB
LLVM
27 lines
1.2 KiB
LLVM
; RUN: llc -mtriple=aarch64--linux-gnu -mattr=+sve < %s | FileCheck %s
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; Ensure we use the inverted CC result of SVE compare instructions when branching.
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define void @sve_cmplt_setcc_inverted(<vscale x 8 x i16>* %out, <vscale x 8 x i16> %in, <vscale x 8 x i1> %pg) {
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; CHECK-LABEL: @sve_cmplt_setcc_inverted
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; CHECK: cmplt p1.h, p0/z, z0.h, #0
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; CHECK-NEXT: ptest p0, p1.b
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; CHECK-NEXT: b.ne
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entry:
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%0 = tail call <vscale x 8 x i1> @llvm.aarch64.sve.cmplt.wide.nxv8i16(<vscale x 8 x i1> %pg, <vscale x 8 x i16> %in, <vscale x 2 x i64> zeroinitializer)
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%1 = tail call i1 @llvm.aarch64.sve.ptest.any.nxv8i1(<vscale x 8 x i1> %pg, <vscale x 8 x i1> %0)
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br i1 %1, label %if.end, label %if.then
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if.then:
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tail call void @llvm.masked.store.nxv8i16.p0nxv8i16(<vscale x 8 x i16> %in, <vscale x 8 x i16>* %out, i32 2, <vscale x 8 x i1> %pg)
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br label %if.end
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if.end:
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ret void
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}
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declare i1 @llvm.aarch64.sve.ptest.any.nxv8i1(<vscale x 8 x i1>, <vscale x 8 x i1>)
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declare <vscale x 8 x i1> @llvm.aarch64.sve.cmplt.wide.nxv8i16(<vscale x 8 x i1>, <vscale x 8 x i16>, <vscale x 2 x i64>)
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declare void @llvm.masked.store.nxv8i16.p0nxv8i16(<vscale x 8 x i16>, <vscale x 8 x i16>*, i32, <vscale x 8 x i1>)
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