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https://github.com/c64scene-ar/llvm-6502.git
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84 lines
2.2 KiB
LLVM
84 lines
2.2 KiB
LLVM
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; RUN: llc -march=hexagon -O0 < %s | FileCheck %s
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; Hexagon Programmer's Reference Manual 11.1.2 ALU32/PERM
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; Combine words into doubleword
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declare i64 @llvm.hexagon.A2.combineii(i32, i32)
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define i64 @A2_combineii() {
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%z = call i64 @llvm.hexagon.A2.combineii(i32 0, i32 0)
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ret i64 %z
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}
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; CHECK: r1:0 = combine(#0, #0)
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declare i32 @llvm.hexagon.A2.combine.hh(i32, i32)
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define i32 @A2_combine_hh(i32 %a, i32 %b) {
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%z = call i32 @llvm.hexagon.A2.combine.hh(i32 %a, i32 %b)
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ret i32 %z
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}
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; CHECK: r0 = combine(r0.h, r1.h)
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declare i32 @llvm.hexagon.A2.combine.hl(i32, i32)
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define i32 @A2_combine_hl(i32 %a, i32 %b) {
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%z = call i32 @llvm.hexagon.A2.combine.hl(i32 %a, i32 %b)
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ret i32 %z
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}
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; CHECK: r0 = combine(r0.h, r1.l)
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declare i32 @llvm.hexagon.A2.combine.lh(i32, i32)
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define i32 @A2_combine_lh(i32 %a, i32 %b) {
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%z = call i32 @llvm.hexagon.A2.combine.lh(i32 %a, i32 %b)
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ret i32 %z
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}
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; CHECK: r0 = combine(r0.l, r1.h)
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declare i32 @llvm.hexagon.A2.combine.ll(i32, i32)
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define i32 @A2_combine_ll(i32 %a, i32 %b) {
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%z = call i32 @llvm.hexagon.A2.combine.ll(i32 %a, i32 %b)
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ret i32 %z
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}
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; CHECK: r0 = combine(r0.l, r1.l)
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declare i64 @llvm.hexagon.A2.combinew(i32, i32)
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define i64 @A2_combinew(i32 %a, i32 %b) {
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%z = call i64 @llvm.hexagon.A2.combinew(i32 %a, i32 %b)
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ret i64 %z
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}
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; CHECK: r1:0 = combine(r0, r1)
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; Mux
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declare i32 @llvm.hexagon.C2.muxri(i32, i32, i32)
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define i32 @C2_muxri(i32 %a, i32 %b) {
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%z = call i32 @llvm.hexagon.C2.muxri(i32 %a, i32 0, i32 %b)
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ret i32 %z
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}
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; CHECK: r0 = mux(p0, #0, r1)
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declare i32 @llvm.hexagon.C2.muxir(i32, i32, i32)
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define i32 @C2_muxir(i32 %a, i32 %b) {
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%z = call i32 @llvm.hexagon.C2.muxir(i32 %a, i32 %b, i32 0)
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ret i32 %z
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}
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; CHECK: r0 = mux(p0, r1, #0)
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; Shift word by 16
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declare i32 @llvm.hexagon.A2.aslh(i32)
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define i32 @A2_aslh(i32 %a) {
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%z = call i32 @llvm.hexagon.A2.aslh(i32 %a)
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ret i32 %z
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}
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; CHECK: r0 = aslh(r0)
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declare i32 @llvm.hexagon.A2.asrh(i32)
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define i32 @A2_asrh(i32 %a) {
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%z = call i32 @llvm.hexagon.A2.asrh(i32 %a)
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ret i32 %z
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}
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; CHECK: r0 = asrh(r0)
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; Pack high and low halfwords
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declare i64 @llvm.hexagon.S2.packhl(i32, i32)
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define i64 @S2_packhl(i32 %a, i32 %b) {
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%z = call i64 @llvm.hexagon.S2.packhl(i32 %a, i32 %b)
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ret i64 %z
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}
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; CHECK: r1:0 = packhl(r0, r1)
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