From af7f1821273c45a6101735023736882ec0399e86 Mon Sep 17 00:00:00 2001 From: Taylor Simpson Date: Thu, 8 Apr 2021 20:07:51 -0500 Subject: Hexagon (target/hexagon) bit reverse (brev) addressing The following instructions are added L2_loadrub_pbr Rd32 = memub(Rx32++Mu2:brev) L2_loadrb_pbr Rd32 = memb(Rx32++Mu2:brev) L2_loadruh_pbr Rd32 = memuh(Rx32++Mu2:brev) L2_loadrh_pbr Rd32 = memh(Rx32++Mu2:brev) L2_loadri_pbr Rd32 = memw(Rx32++Mu2:brev) L2_loadrd_pbr Rdd32 = memd(Rx32++Mu2:brev) S2_storerb_pbr memb(Rx32++Mu2:brev).=.Rt32 S2_storerh_pbr memh(Rx32++Mu2:brev).=.Rt32 S2_storerf_pbr memh(Rx32++Mu2:brev).=.Rt.H32 S2_storeri_pbr memw(Rx32++Mu2:brev).=.Rt32 S2_storerd_pbr memd(Rx32++Mu2:brev).=.Rt32 S2_storerinew_pbr memw(Rx32++Mu2:brev).=.Nt8.new S2_storerbnew_pbr memw(Rx32++Mu2:brev).=.Nt8.new S2_storerhnew_pbr memw(Rx32++Mu2:brev).=.Nt8.new Test cases in tests/tcg/hexagon/brev.c Signed-off-by: Taylor Simpson Reviewed-by: Richard Henderson Message-Id: <1617930474-31979-24-git-send-email-tsimpson@quicinc.com> Signed-off-by: Richard Henderson --- target/hexagon/imported/encode_pp.def | 4 ++++ target/hexagon/imported/ldst.idef | 2 ++ target/hexagon/imported/macros.def | 6 ++++++ 3 files changed, 12 insertions(+) (limited to 'target/hexagon/imported') diff --git a/target/hexagon/imported/encode_pp.def b/target/hexagon/imported/encode_pp.def index 68b435ebe7..4464926634 100644 --- a/target/hexagon/imported/encode_pp.def +++ b/target/hexagon/imported/encode_pp.def @@ -301,6 +301,7 @@ DEF_CLASS32(ICLASS_LD" 101- -------- PP1----- --------",LD_ADDR_POST_IMMED_PRED_ DEF_CLASS32(ICLASS_LD" 110- -------- PP-0---- 0-------",LD_ADDR_POST_REG) DEF_CLASS32(ICLASS_LD" 110- -------- PP-1---- --------",LD_ADDR_ABS_PLUS_REG_V4) DEF_CLASS32(ICLASS_LD" 100- -------- PP----1- --------",LD_ADDR_POST_CREG_V2) +DEF_CLASS32(ICLASS_LD" 111- -------- PP------ 0-------",LD_ADDR_POST_BREV_REG) DEF_CLASS32(ICLASS_LD" 111- -------- PP------ 1-------",LD_ADDR_PRED_ABS_V4) DEF_FIELD32(ICLASS_LD" !!!- -------- PP------ --------",LD_Amode,"Amode") @@ -315,6 +316,7 @@ DEF_ENC32(L4_load##TAG##_ap, ICLASS_LD" 1 01 "OPC" eeeee PP01IIII -IIddddd" DEF_ENC32(L2_load##TAG##_pr, ICLASS_LD" 1 10 "OPC" xxxxx PPu0---- 0--ddddd")\ DEF_ENC32(L4_load##TAG##_ur, ICLASS_LD" 1 10 "OPC" ttttt PPi1IIII iIIddddd")\ DEF_ENC32(L2_load##TAG##_pcr, ICLASS_LD" 1 00 "OPC" xxxxx PPu0--1- 0--ddddd")\ +DEF_ENC32(L2_load##TAG##_pbr, ICLASS_LD" 1 11 "OPC" xxxxx PPu0---- 0--ddddd") #define STD_LDX_ENC(TAG,OPC) \ @@ -412,6 +414,7 @@ DEF_CLASS32(ICLASS_ST" 1111 -------- PP------ 1-------",ST_ADDR_PRED_ABS_V4) DEF_CLASS32(ICLASS_ST" 1101 -------- PP------ 0-------",ST_ADDR_POST_REG) DEF_CLASS32(ICLASS_ST" 1101 -------- PP------ 1-------",ST_ADDR_ABS_PLUS_REG_V4) DEF_CLASS32(ICLASS_ST" 1001 -------- PP------ ------1-",ST_ADDR_POST_CREG_V2) +DEF_CLASS32(ICLASS_ST" 1111 -------- PP------ 0-------",ST_ADDR_POST_BREV_REG) DEF_CLASS32(ICLASS_ST" 0--0 1------- PP------ --------",ST_MISC_STORELIKE) DEF_CLASS32(ICLASS_ST" 1--0 0------- PP------ --------",ST_MISC_BUSOP) DEF_CLASS32(ICLASS_ST" 0--0 0------- PP------ --------",ST_MISC_CACHEOP) @@ -425,6 +428,7 @@ DEF_ENC32(S4_store##TAG##_ap, ICLASS_ST" 1 01 "OPC" eeeee PP0"SRC" 1-IIIIII DEF_ENC32(S2_store##TAG##_pr, ICLASS_ST" 1 10 "OPC" xxxxx PPu"SRC" 0-------")\ DEF_ENC32(S4_store##TAG##_ur, ICLASS_ST" 1 10 "OPC" uuuuu PPi"SRC" 1iIIIIII")\ DEF_ENC32(S2_store##TAG##_pcr, ICLASS_ST" 1 00 "OPC" xxxxx PPu"SRC" 0-----1-")\ +DEF_ENC32(S2_store##TAG##_pbr, ICLASS_ST" 1 11 "OPC" xxxxx PPu"SRC" 0-------") #define STD_PST_ENC(TAG,OPC,SRC) \ diff --git a/target/hexagon/imported/ldst.idef b/target/hexagon/imported/ldst.idef index 6ce0635e32..fe7e018cf1 100644 --- a/target/hexagon/imported/ldst.idef +++ b/target/hexagon/imported/ldst.idef @@ -25,6 +25,7 @@ Q6INSN(L2_##TAG##_io, OPER"(Rs32+#s11:"SHFT")", ATTRIB,DESCR,{fIMMEXT( Q6INSN(L4_##TAG##_ur, OPER"(Rt32<<#u2+#U6)", ATTRIB,DESCR,{fMUST_IMMEXT(UiV); fEA_IRs(UiV,RtV,uiV); SEMANTICS;})\ Q6INSN(L4_##TAG##_ap, OPER"(Re32=#U6)", ATTRIB,DESCR,{fMUST_IMMEXT(UiV); fEA_IMM(UiV); SEMANTICS; ReV=UiV; })\ Q6INSN(L2_##TAG##_pr, OPER"(Rx32++Mu2)", ATTRIB,DESCR,{fEA_REG(RxV); fPM_M(RxV,MuV); SEMANTICS;})\ +Q6INSN(L2_##TAG##_pbr, OPER"(Rx32++Mu2:brev)", ATTRIB,DESCR,{fEA_BREVR(RxV); fPM_M(RxV,MuV); SEMANTICS;})\ Q6INSN(L2_##TAG##_pi, OPER"(Rx32++#s4:"SHFT")", ATTRIB,DESCR,{fEA_REG(RxV); fPM_I(RxV,siV); SEMANTICS;})\ Q6INSN(L2_##TAG##_pci, OPER"(Rx32++#s4:"SHFT":circ(Mu2))",ATTRIB,DESCR,{fEA_REG(RxV); fPM_CIRI(RxV,siV,MuV); SEMANTICS;})\ Q6INSN(L2_##TAG##_pcr, OPER"(Rx32++I:circ(Mu2))", ATTRIB,DESCR,{fEA_REG(RxV); fPM_CIRR(RxV,fREAD_IREG(MuV)<