| ; RUN: llc -march=hexagon < %s | FileCheck %s |
| ; Testing for these 6 variants of circular load: |
| ; Q6_circ_load_update_B(inputLR, pDelay, -1, nConvLength, 4); |
| ; Q6_circ_load_update_D(inputLR, pDelay, -1, nConvLength, 4); |
| ; Q6_circ_load_update_H(inputLR, pDelay, -1, nConvLength, 4); |
| ; Q6_circ_load_update_UB(inputLR, pDelay, -1, nConvLength, 4); |
| ; Q6_circ_load_update_UH(inputLR, pDelay, -1, nConvLength, 4); |
| ; Q6_circ_load_update_W(inputLR, pDelay, -1, nConvLength, 4); |
| ; producing these: |
| ; r0 = memb(r1++#-1:circ(m0)) |
| ; r3:2 = memd(r1++#-8:circ(m0)) |
| ; r0 = memh(r1++#-2:circ(m0)) |
| ; r0 = memub(r1++#-1:circ(m0)) |
| ; r0 = memuh(r1++#-2:circ(m0)) |
| ; r0 = memw(r1++#-4:circ(m0)) |
| |
| target datalayout = "e-p:32:32:32-i64:64:64-i32:32:32-i16:16:16-i1:32:32-f64:64:64-f32:32:32-v64:64:64-v32:32:32-a0:0-n16:32" |
| target triple = "hexagon" |
| |
| define signext i8 @foo1(i16 zeroext %filtMemLen, i16* %filtMemLR, i16 signext %filtMemIndex) nounwind { |
| entry: |
| %inputLR = alloca i8, align 1 |
| %conv = zext i16 %filtMemLen to i32 |
| %shr1 = lshr i32 %conv, 1 |
| %idxprom = sext i16 %filtMemIndex to i32 |
| %arrayidx = getelementptr inbounds i16, i16* %filtMemLR, i32 %idxprom |
| %0 = bitcast i16* %arrayidx to i8* |
| %or = or i32 %shr1, 33554432 |
| ; CHECK: = memb(r{{[0-9]+}}++#-1:circ(m{{[0-1]}})) |
| %1 = call i8* @llvm.hexagon.circ.ldb(i8* %0, i8* %inputLR, i32 %or, i32 -1) |
| %2 = load i8, i8* %inputLR, align 1, !tbaa !0 |
| ret i8 %2 |
| } |
| |
| declare i8* @llvm.hexagon.circ.ldb(i8*, i8*, i32, i32) nounwind |
| |
| define i64 @foo2(i16 zeroext %filtMemLen, i16* %filtMemLR, i16 signext %filtMemIndex) nounwind { |
| entry: |
| %inputLR = alloca i64, align 8 |
| %conv = zext i16 %filtMemLen to i32 |
| %shr1 = lshr i32 %conv, 1 |
| %idxprom = sext i16 %filtMemIndex to i32 |
| %arrayidx = getelementptr inbounds i16, i16* %filtMemLR, i32 %idxprom |
| %0 = bitcast i16* %arrayidx to i8* |
| %1 = bitcast i64* %inputLR to i8* |
| %shl = shl nuw nsw i32 %shr1, 3 |
| %or = or i32 %shl, 83886080 |
| ; CHECK: = memd(r{{[0-9]+}}++#-8:circ(m{{[0-1]}})) |
| %2 = call i8* @llvm.hexagon.circ.ldd(i8* %0, i8* %1, i32 %or, i32 -8) |
| %3 = bitcast i8* %1 to i64* |
| %4 = load i64, i64* %3, align 8, !tbaa !0 |
| ret i64 %4 |
| } |
| |
| declare i8* @llvm.hexagon.circ.ldd(i8*, i8*, i32, i32) nounwind |
| |
| define signext i16 @foo3(i16 zeroext %filtMemLen, i16* %filtMemLR, i16 signext %filtMemIndex) nounwind { |
| entry: |
| %inputLR = alloca i16, align 2 |
| %conv = zext i16 %filtMemLen to i32 |
| %shr1 = and i32 %conv, 65534 |
| %idxprom = sext i16 %filtMemIndex to i32 |
| %arrayidx = getelementptr inbounds i16, i16* %filtMemLR, i32 %idxprom |
| %0 = bitcast i16* %arrayidx to i8* |
| %1 = bitcast i16* %inputLR to i8* |
| %or = or i32 %shr1, 50331648 |
| ; CHECK: = memh(r{{[0-9]+}}++#-2:circ(m{{[0-1]}})) |
| %2 = call i8* @llvm.hexagon.circ.ldh(i8* %0, i8* %1, i32 %or, i32 -2) |
| %3 = bitcast i8* %1 to i16* |
| %4 = load i16, i16* %3, align 2, !tbaa !2 |
| ret i16 %4 |
| } |
| |
| declare i8* @llvm.hexagon.circ.ldh(i8*, i8*, i32, i32) nounwind |
| |
| define zeroext i8 @foo4(i16 zeroext %filtMemLen, i16* %filtMemLR, i16 signext %filtMemIndex) nounwind { |
| entry: |
| %inputLR = alloca i8, align 1 |
| %conv = zext i16 %filtMemLen to i32 |
| %shr1 = lshr i32 %conv, 1 |
| %idxprom = sext i16 %filtMemIndex to i32 |
| %arrayidx = getelementptr inbounds i16, i16* %filtMemLR, i32 %idxprom |
| %0 = bitcast i16* %arrayidx to i8* |
| %or = or i32 %shr1, 33554432 |
| ; CHECK: = memub(r{{[0-9]+}}++#-1:circ(m{{[0-1]}})) |
| %1 = call i8* @llvm.hexagon.circ.ldub(i8* %0, i8* %inputLR, i32 %or, i32 -1) |
| %2 = load i8, i8* %inputLR, align 1, !tbaa !0 |
| ret i8 %2 |
| } |
| |
| declare i8* @llvm.hexagon.circ.ldub(i8*, i8*, i32, i32) nounwind |
| |
| define zeroext i16 @foo5(i16 zeroext %filtMemLen, i16* %filtMemLR, i16 signext %filtMemIndex) nounwind { |
| entry: |
| %inputLR = alloca i16, align 2 |
| %conv = zext i16 %filtMemLen to i32 |
| %shr1 = and i32 %conv, 65534 |
| %idxprom = sext i16 %filtMemIndex to i32 |
| %arrayidx = getelementptr inbounds i16, i16* %filtMemLR, i32 %idxprom |
| %0 = bitcast i16* %arrayidx to i8* |
| %1 = bitcast i16* %inputLR to i8* |
| %or = or i32 %shr1, 50331648 |
| ; CHECK: = memuh(r{{[0-9]+}}++#-2:circ(m{{[0-1]}})) |
| %2 = call i8* @llvm.hexagon.circ.lduh(i8* %0, i8* %1, i32 %or, i32 -2) |
| %3 = bitcast i8* %1 to i16* |
| %4 = load i16, i16* %3, align 2, !tbaa !2 |
| ret i16 %4 |
| } |
| |
| declare i8* @llvm.hexagon.circ.lduh(i8*, i8*, i32, i32) nounwind |
| |
| define i32 @foo6(i16 zeroext %filtMemLen, i16* %filtMemLR, i16 signext %filtMemIndex) nounwind { |
| entry: |
| %inputLR = alloca i32, align 4 |
| %conv = zext i16 %filtMemLen to i32 |
| %shr1 = lshr i32 %conv, 1 |
| %idxprom = sext i16 %filtMemIndex to i32 |
| %arrayidx = getelementptr inbounds i16, i16* %filtMemLR, i32 %idxprom |
| %0 = bitcast i16* %arrayidx to i8* |
| %1 = bitcast i32* %inputLR to i8* |
| %shl = shl nuw nsw i32 %shr1, 2 |
| %or = or i32 %shl, 67108864 |
| ; CHECK: = memw(r{{[0-9]+}}++#-4:circ(m{{[0-1]}})) |
| %2 = call i8* @llvm.hexagon.circ.ldw(i8* %0, i8* %1, i32 %or, i32 -4) |
| %3 = bitcast i8* %1 to i32* |
| %4 = load i32, i32* %3, align 4, !tbaa !3 |
| ret i32 %4 |
| } |
| |
| declare i8* @llvm.hexagon.circ.ldw(i8*, i8*, i32, i32) nounwind |
| |
| !0 = !{!"omnipotent char", !1} |
| !1 = !{!"Simple C/C++ TBAA"} |
| !2 = !{!"short", !0} |
| !3 = !{!"int", !0} |