derek.holloway
7502bf64a4
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207 lines
8.8 KiB
LLVM
207 lines
8.8 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2
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; RUN: llc -enable-subreg-liveness -mtriple=aarch64-linux-gnu -mattr=+sve < %s | FileCheck %s
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; RUN: llc -enable-subreg-liveness -mtriple=aarch64-linux-gnu -mattr=+sme -force-streaming < %s | FileCheck %s
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;
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; Converting to svbool_t (<vscale x 16 x i1>)
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;
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define <vscale x 16 x i1> @reinterpret_bool_from_b(<vscale x 16 x i1> %pg) {
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; CHECK-LABEL: reinterpret_bool_from_b:
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; CHECK: // %bb.0:
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; CHECK-NEXT: ret
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%out = call <vscale x 16 x i1> @llvm.aarch64.sve.convert.to.svbool.nxv16i1(<vscale x 16 x i1> %pg)
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ret <vscale x 16 x i1> %out
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}
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define <vscale x 16 x i1> @reinterpret_bool_from_h(<vscale x 8 x i1> %pg) {
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; CHECK-LABEL: reinterpret_bool_from_h:
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; CHECK: // %bb.0:
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; CHECK-NEXT: ptrue p1.h
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; CHECK-NEXT: and p0.b, p0/z, p0.b, p1.b
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; CHECK-NEXT: ret
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%out = call <vscale x 16 x i1> @llvm.aarch64.sve.convert.to.svbool.nxv8i1(<vscale x 8 x i1> %pg)
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ret <vscale x 16 x i1> %out
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}
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define <vscale x 16 x i1> @reinterpret_bool_from_s(<vscale x 4 x i1> %pg) {
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; CHECK-LABEL: reinterpret_bool_from_s:
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; CHECK: // %bb.0:
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; CHECK-NEXT: ptrue p1.s
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; CHECK-NEXT: and p0.b, p0/z, p0.b, p1.b
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; CHECK-NEXT: ret
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%out = call <vscale x 16 x i1> @llvm.aarch64.sve.convert.to.svbool.nxv4i1(<vscale x 4 x i1> %pg)
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ret <vscale x 16 x i1> %out
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}
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define <vscale x 16 x i1> @reinterpret_bool_from_d(<vscale x 2 x i1> %pg) {
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; CHECK-LABEL: reinterpret_bool_from_d:
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; CHECK: // %bb.0:
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; CHECK-NEXT: ptrue p1.d
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; CHECK-NEXT: and p0.b, p0/z, p0.b, p1.b
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; CHECK-NEXT: ret
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%out = call <vscale x 16 x i1> @llvm.aarch64.sve.convert.to.svbool.nxv2i1(<vscale x 2 x i1> %pg)
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ret <vscale x 16 x i1> %out
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}
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define <vscale x 16 x i1> @reinterpret_bool_from_q(<vscale x 1 x i1> %arg) {
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; CHECK-LABEL: reinterpret_bool_from_q:
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; CHECK: // %bb.0:
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; CHECK-NEXT: ptrue p1.d
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; CHECK-NEXT: punpklo p1.h, p1.b
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; CHECK-NEXT: and p0.b, p0/z, p0.b, p1.b
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; CHECK-NEXT: ret
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%res = call <vscale x 16 x i1> @llvm.aarch64.sve.convert.to.svbool.nxv1i1(<vscale x 1 x i1> %arg)
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ret <vscale x 16 x i1> %res
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}
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define <vscale x 16 x i1> @reinterpret_bool_from_svcount(target("aarch64.svcount") %pg) "target-features"="+sme2" {
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; CHECK-LABEL: reinterpret_bool_from_svcount:
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; CHECK: // %bb.0:
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; CHECK-NEXT: ret
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%out = call <vscale x 16 x i1> @llvm.aarch64.sve.convert.to.svbool.taarch64.svcountt(target("aarch64.svcount") %pg)
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ret <vscale x 16 x i1> %out
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}
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;
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; Converting from svbool_t
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;
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define <vscale x 16 x i1> @reinterpret_bool_to_b(<vscale x 16 x i1> %pg) {
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; CHECK-LABEL: reinterpret_bool_to_b:
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; CHECK: // %bb.0:
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; CHECK-NEXT: ret
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%out = call <vscale x 16 x i1> @llvm.aarch64.sve.convert.from.svbool.nxv16i1(<vscale x 16 x i1> %pg)
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ret <vscale x 16 x i1> %out
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}
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define <vscale x 8 x i1> @reinterpret_bool_to_h(<vscale x 16 x i1> %pg) {
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; CHECK-LABEL: reinterpret_bool_to_h:
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; CHECK: // %bb.0:
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; CHECK-NEXT: ret
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%out = call <vscale x 8 x i1> @llvm.aarch64.sve.convert.from.svbool.nxv8i1(<vscale x 16 x i1> %pg)
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ret <vscale x 8 x i1> %out
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}
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define <vscale x 4 x i1> @reinterpret_bool_to_s(<vscale x 16 x i1> %pg) {
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; CHECK-LABEL: reinterpret_bool_to_s:
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; CHECK: // %bb.0:
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; CHECK-NEXT: ret
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%out = call <vscale x 4 x i1> @llvm.aarch64.sve.convert.from.svbool.nxv4i1(<vscale x 16 x i1> %pg)
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ret <vscale x 4 x i1> %out
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}
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define <vscale x 2 x i1> @reinterpret_bool_to_d(<vscale x 16 x i1> %pg) {
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; CHECK-LABEL: reinterpret_bool_to_d:
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; CHECK: // %bb.0:
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; CHECK-NEXT: ret
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%out = call <vscale x 2 x i1> @llvm.aarch64.sve.convert.from.svbool.nxv2i1(<vscale x 16 x i1> %pg)
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ret <vscale x 2 x i1> %out
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}
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define <vscale x 1 x i1> @reinterpret_bool_to_q(<vscale x 16 x i1> %pg) {
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; CHECK-LABEL: reinterpret_bool_to_q:
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; CHECK: // %bb.0:
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; CHECK-NEXT: ret
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%out = call <vscale x 1 x i1> @llvm.aarch64.sve.convert.from.svbool.nxv1i1(<vscale x 16 x i1> %pg)
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ret <vscale x 1 x i1> %out
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}
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define target("aarch64.svcount") @reinterpret_bool_to_svcount(<vscale x 16 x i1> %pg) "target-features"="+sme2" {
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; CHECK-LABEL: reinterpret_bool_to_svcount:
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; CHECK: // %bb.0:
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; CHECK-NEXT: ret
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%out = call target("aarch64.svcount") @llvm.aarch64.sve.convert.from.svbool.taarch64.svcountt(<vscale x 16 x i1> %pg)
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ret target("aarch64.svcount") %out
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}
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; Reinterpreting a ptrue should not introduce an `and` instruction.
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define <vscale x 16 x i1> @reinterpret_ptrue() {
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; CHECK-LABEL: reinterpret_ptrue:
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; CHECK: // %bb.0:
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; CHECK-NEXT: ptrue p0.h
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; CHECK-NEXT: ret
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%in = tail call <vscale x 8 x i1> @llvm.aarch64.sve.ptrue.nxv8i1(i32 31)
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%out = tail call <vscale x 16 x i1> @llvm.aarch64.sve.convert.to.svbool.nxv8i1(<vscale x 8 x i1> %in)
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ret <vscale x 16 x i1> %out
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}
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; Reinterpreting a comparison not introduce an `and` instruction.
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define <vscale x 16 x i1> @reinterpret_cmpgt(<vscale x 8 x i1> %p, <vscale x 8 x i16> %a, <vscale x 8 x i16> %b) {
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; CHECK-LABEL: reinterpret_cmpgt:
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; CHECK: // %bb.0:
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; CHECK-NEXT: cmpgt p0.h, p0/z, z0.h, z1.h
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; CHECK-NEXT: ret
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%1 = tail call <vscale x 8 x i1> @llvm.aarch64.sve.cmpgt.nxv8i16(<vscale x 8 x i1> %p, <vscale x 8 x i16> %a, <vscale x 8 x i16> %b)
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%2 = tail call <vscale x 16 x i1> @llvm.aarch64.sve.convert.to.svbool.nxv8i1(<vscale x 8 x i1> %1)
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ret <vscale x 16 x i1> %2
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}
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; The first reinterpret should prevent the second one from being simplified as a nop
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define <vscale x 16 x i1> @chained_reinterpret() {
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; CHECK-LABEL: chained_reinterpret:
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; CHECK: // %bb.0:
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; CHECK-NEXT: ptrue p0.d
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; CHECK-NEXT: ret
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%in = tail call <vscale x 16 x i1> @llvm.aarch64.sve.ptrue.nxv16i1(i32 31)
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%cast2 = call <vscale x 2 x i1> @llvm.aarch64.sve.convert.from.svbool.nxv2i1(<vscale x 16 x i1> %in)
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%out = tail call <vscale x 16 x i1> @llvm.aarch64.sve.convert.to.svbool.nxv2i1(<vscale x 2 x i1> %cast2)
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ret <vscale x 16 x i1> %out
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}
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define <vscale x 16 x i1> @reinterpret_scalar_bool_h(i1 %x){
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; CHECK-LABEL: reinterpret_scalar_bool_h:
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; CHECK: // %bb.0:
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; CHECK-NEXT: sbfx x8, x0, #0, #1
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; CHECK-NEXT: whilelo p0.h, xzr, x8
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; CHECK-NEXT: ret
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%.splatinsert = insertelement <vscale x 8 x i1> poison, i1 %x, i64 0
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%.splat = shufflevector <vscale x 8 x i1> %.splatinsert, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
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%out = tail call <vscale x 16 x i1> @llvm.aarch64.sve.convert.to.svbool.nxv8i1(<vscale x 8 x i1> %.splat)
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ret <vscale x 16 x i1> %out
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}
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define <vscale x 16 x i1> @reinterpret_scalar_bool_s(i1 %x){
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; CHECK-LABEL: reinterpret_scalar_bool_s:
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; CHECK: // %bb.0:
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; CHECK-NEXT: sbfx x8, x0, #0, #1
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; CHECK-NEXT: whilelo p0.s, xzr, x8
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; CHECK-NEXT: ret
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%.splatinsert = insertelement <vscale x 4 x i1> poison, i1 %x, i64 0
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%.splat = shufflevector <vscale x 4 x i1> %.splatinsert, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
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%out = tail call <vscale x 16 x i1> @llvm.aarch64.sve.convert.to.svbool.nxv4i1(<vscale x 4 x i1> %.splat)
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ret <vscale x 16 x i1> %out
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}
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define <vscale x 16 x i1> @reinterpret_scalar_bool_q(i1 %x){
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; CHECK-LABEL: reinterpret_scalar_bool_q:
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; CHECK: // %bb.0:
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; CHECK-NEXT: sbfx x8, x0, #0, #1
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; CHECK-NEXT: whilelo p0.d, xzr, x8
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; CHECK-NEXT: ret
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%.splatinsert = insertelement <vscale x 2 x i1> poison, i1 %x, i64 0
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%.splat = shufflevector <vscale x 2 x i1> %.splatinsert, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
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%out = tail call <vscale x 16 x i1> @llvm.aarch64.sve.convert.to.svbool.nxv2i1(<vscale x 2 x i1> %.splat)
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ret <vscale x 16 x i1> %out
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}
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declare <vscale x 8 x i1> @llvm.aarch64.sve.ptrue.nxv8i1(i32 immarg)
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declare <vscale x 16 x i1> @llvm.aarch64.sve.ptrue.nxv16i1(i32 immarg)
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declare <vscale x 8 x i1> @llvm.aarch64.sve.cmpgt.nxv8i16(<vscale x 8 x i1>, <vscale x 8 x i16>, <vscale x 8 x i16>)
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declare <vscale x 16 x i1> @llvm.aarch64.sve.convert.to.svbool.nxv16i1(<vscale x 16 x i1>)
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declare <vscale x 16 x i1> @llvm.aarch64.sve.convert.to.svbool.nxv8i1(<vscale x 8 x i1>)
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declare <vscale x 16 x i1> @llvm.aarch64.sve.convert.to.svbool.nxv4i1(<vscale x 4 x i1>)
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declare <vscale x 16 x i1> @llvm.aarch64.sve.convert.to.svbool.nxv2i1(<vscale x 2 x i1>)
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declare <vscale x 16 x i1> @llvm.aarch64.sve.convert.to.svbool.nxv1i1(<vscale x 1 x i1>)
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declare <vscale x 16 x i1> @llvm.aarch64.sve.convert.to.svbool.taarch64.svcountt(target("aarch64.svcount"))
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declare <vscale x 16 x i1> @llvm.aarch64.sve.convert.from.svbool.nxv16i1(<vscale x 16 x i1>)
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declare <vscale x 8 x i1> @llvm.aarch64.sve.convert.from.svbool.nxv8i1(<vscale x 16 x i1>)
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declare <vscale x 4 x i1> @llvm.aarch64.sve.convert.from.svbool.nxv4i1(<vscale x 16 x i1>)
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declare <vscale x 2 x i1> @llvm.aarch64.sve.convert.from.svbool.nxv2i1(<vscale x 16 x i1>)
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declare <vscale x 1 x i1> @llvm.aarch64.sve.convert.from.svbool.nxv1i1(<vscale x 16 x i1>)
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declare target("aarch64.svcount") @llvm.aarch64.sve.convert.from.svbool.taarch64.svcountt(<vscale x 16 x i1>)
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