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envelope-from=harshpb@linux.ibm.com; helo=mx0b-001b2d01.pphosted.com X-Spam_score_int: -26 X-Spam_score: -2.7 X-Spam_bar: -- X-Spam_report: (-2.7 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: qemu development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org From: Aboorva Devarajan Move below instructions to decodetree specification: vpkuhum, vpkuwum, vpkuhus, vpkuwus : VX-form (PPC_ALTIVEC) vpkshus, vpkswus, vpkshss, vpkswss : VX-form (PPC_ALTIVEC) vpkpx : VX-form (PPC_ALTIVEC) vpkudum, vpkudus, vpksdus, vpksdss : VX-form (PPC2_ALTIVEC_207) The legacy GEN_VXFORM_ENV/GEN_VXFORM macros that generated gen_vpk*() functions reading register fields from ctx->opcode are replaced by new do_vpk_env()/do_vpk() helpers in vmx-impl.c.inc that use the pre-extracted decodetree argument fields (a->vrt, a->vra, a->vrb) directly. The existing gen_helper_vpk*() implementations in int_helper.c are reused without changes. The changes were verified by validating that the tcg ops generated by those instructions remain the same, which were captured with the '-d in_asm,op' option before and after the patch. Signed-off-by: Aboorva Devarajan Reviewed-by: Nikhil Kumar Singh Reviewed-by: Glenn Miles Reviewed-by: Amit Machhiwal Signed-off-by: Chinmay Rath Tested-by: Aniket Sahu Link: https://lore.kernel.org/qemu-devel/20260827133010.278889-6-rathc@linux.ibm.com Signed-off-by: Harsh Prateek Bora --- target/ppc/helper.h | 26 +++++++-------- target/ppc/insn32.decode | 16 +++++++++ target/ppc/int_helper.c | 28 ++++++++-------- target/ppc/translate/vmx-impl.c.inc | 51 +++++++++++++++++++++-------- target/ppc/translate/vmx-ops.c.inc | 13 -------- 5 files changed, 81 insertions(+), 53 deletions(-) diff --git a/target/ppc/helper.h b/target/ppc/helper.h index 5517d2950f..a0d08d6192 100644 --- a/target/ppc/helper.h +++ b/target/ppc/helper.h @@ -249,19 +249,19 @@ DEF_HELPER_FLAGS_4(VMSUMUBM, TCG_CALL_NO_RWG, void, avr, avr, avr, avr) DEF_HELPER_FLAGS_4(VMSUMMBM, TCG_CALL_NO_RWG, void, avr, avr, avr, avr) DEF_HELPER_FLAGS_4(VPERM, TCG_CALL_NO_RWG, void, avr, avr, avr, avr) DEF_HELPER_FLAGS_4(VPERMR, TCG_CALL_NO_RWG, void, avr, avr, avr, avr) -DEF_HELPER_4(vpkshss, void, env, avr, avr, avr) -DEF_HELPER_4(vpkshus, void, env, avr, avr, avr) -DEF_HELPER_4(vpkswss, void, env, avr, avr, avr) -DEF_HELPER_4(vpkswus, void, env, avr, avr, avr) -DEF_HELPER_4(vpksdss, void, env, avr, avr, avr) -DEF_HELPER_4(vpksdus, void, env, avr, avr, avr) -DEF_HELPER_4(vpkuhus, void, env, avr, avr, avr) -DEF_HELPER_4(vpkuwus, void, env, avr, avr, avr) -DEF_HELPER_4(vpkudus, void, env, avr, avr, avr) -DEF_HELPER_4(vpkuhum, void, env, avr, avr, avr) -DEF_HELPER_4(vpkuwum, void, env, avr, avr, avr) -DEF_HELPER_4(vpkudum, void, env, avr, avr, avr) -DEF_HELPER_FLAGS_3(vpkpx, TCG_CALL_NO_RWG, void, avr, avr, avr) +DEF_HELPER_4(VPKSHSS, void, env, avr, avr, avr) +DEF_HELPER_4(VPKSHUS, void, env, avr, avr, avr) +DEF_HELPER_4(VPKSWSS, void, env, avr, avr, avr) +DEF_HELPER_4(VPKSWUS, void, env, avr, avr, avr) +DEF_HELPER_4(VPKSDSS, void, env, avr, avr, avr) +DEF_HELPER_4(VPKSDUS, void, env, avr, avr, avr) +DEF_HELPER_4(VPKUHUS, void, env, avr, avr, avr) +DEF_HELPER_4(VPKUWUS, void, env, avr, avr, avr) +DEF_HELPER_4(VPKUDUS, void, env, avr, avr, avr) +DEF_HELPER_4(VPKUHUM, void, env, avr, avr, avr) +DEF_HELPER_4(VPKUWUM, void, env, avr, avr, avr) +DEF_HELPER_4(VPKUDUM, void, env, avr, avr, avr) +DEF_HELPER_FLAGS_3(VPKPX, TCG_CALL_NO_RWG, void, avr, avr, avr) DEF_HELPER_5(VMHADDSHS, void, env, avr, avr, avr, avr) DEF_HELPER_5(VMHRADDSHS, void, env, avr, avr, avr, avr) DEF_HELPER_FLAGS_4(VMSUMUHM, TCG_CALL_NO_RWG, void, avr, avr, avr, avr) diff --git a/target/ppc/insn32.decode b/target/ppc/insn32.decode index 99f7421e77..d6f1875532 100644 --- a/target/ppc/insn32.decode +++ b/target/ppc/insn32.decode @@ -1054,6 +1054,22 @@ VSTRIHR 000100 ..... 00011 ..... . 0000001101 @VX_tb_rc VCLRLB 000100 ..... ..... ..... 00110001101 @VX VCLRRB 000100 ..... ..... ..... 00111001101 @VX +## Vector Pack Instructions + +VPKUHUM 000100 ..... ..... ..... 0000000111 0 @VX +VPKUWUM 000100 ..... ..... ..... 0000100111 0 @VX +VPKUDUM 000100 ..... ..... ..... 1000100111 0 @VX +VPKUHUS 000100 ..... ..... ..... 0001000111 0 @VX +VPKUWUS 000100 ..... ..... ..... 0001100111 0 @VX +VPKUDUS 000100 ..... ..... ..... 1001100111 0 @VX +VPKSHUS 000100 ..... ..... ..... 0010000111 0 @VX +VPKSWUS 000100 ..... ..... ..... 0010100111 0 @VX +VPKSDUS 000100 ..... ..... ..... 1010100111 0 @VX +VPKSHSS 000100 ..... ..... ..... 0011000111 0 @VX +VPKSWSS 000100 ..... ..... ..... 0011100111 0 @VX +VPKSDSS 000100 ..... ..... ..... 1011100111 0 @VX +VPKPX 000100 ..... ..... ..... 0110000111 0 @VX + # VSX Load/Store Instructions LXSD 111001 ..... ..... .............. 10 @DS diff --git a/target/ppc/int_helper.c b/target/ppc/int_helper.c index a3adf746bd..dc55ccadf7 100644 --- a/target/ppc/int_helper.c +++ b/target/ppc/int_helper.c @@ -1465,7 +1465,7 @@ void helper_VPMSUMD(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) #else #define PKBIG 0 #endif -void helper_vpkpx(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) +void helper_VPKPX(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) { int i, j; ppc_avr_t result; @@ -1488,7 +1488,7 @@ void helper_vpkpx(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) } #define VPK(suffix, from, to, cvt, dosat) \ - void helper_vpk##suffix(CPUPPCState *env, ppc_avr_t *r, \ + void helper_VPK##suffix(CPUPPCState *env, ppc_avr_t *r, \ ppc_avr_t *a, ppc_avr_t *b) \ { \ int i; \ @@ -1507,18 +1507,18 @@ void helper_vpkpx(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) } \ } #define I(x, y) (x) -VPK(shss, s16, s8, cvtshsb, 1) -VPK(shus, s16, u8, cvtshub, 1) -VPK(swss, s32, s16, cvtswsh, 1) -VPK(swus, s32, u16, cvtswuh, 1) -VPK(sdss, s64, s32, cvtsdsw, 1) -VPK(sdus, s64, u32, cvtsduw, 1) -VPK(uhus, u16, u8, cvtuhub, 1) -VPK(uwus, u32, u16, cvtuwuh, 1) -VPK(udus, u64, u32, cvtuduw, 1) -VPK(uhum, u16, u8, I, 0) -VPK(uwum, u32, u16, I, 0) -VPK(udum, u64, u32, I, 0) +VPK(SHSS, s16, s8, cvtshsb, 1) +VPK(SHUS, s16, u8, cvtshub, 1) +VPK(SWSS, s32, s16, cvtswsh, 1) +VPK(SWUS, s32, u16, cvtswuh, 1) +VPK(SDSS, s64, s32, cvtsdsw, 1) +VPK(SDUS, s64, u32, cvtsduw, 1) +VPK(UHUS, u16, u8, cvtuhub, 1) +VPK(UWUS, u32, u16, cvtuwuh, 1) +VPK(UDUS, u64, u32, cvtuduw, 1) +VPK(UHUM, u16, u8, I, 0) +VPK(UWUM, u32, u16, I, 0) +VPK(UDUM, u64, u32, I, 0) #undef I #undef VPK #undef PKBIG diff --git a/target/ppc/translate/vmx-impl.c.inc b/target/ppc/translate/vmx-impl.c.inc index 00b359f031..65230f3461 100644 --- a/target/ppc/translate/vmx-impl.c.inc +++ b/target/ppc/translate/vmx-impl.c.inc @@ -1070,19 +1070,44 @@ TRANS(VRLQMI, do_vector_rotl_quad, false, true) GEN_VXFORM_TRANS(vsl, 2, 7); GEN_VXFORM_TRANS(vsr, 2, 11); -GEN_VXFORM_ENV(vpkuhum, 7, 0); -GEN_VXFORM_ENV(vpkuwum, 7, 1); -GEN_VXFORM_ENV(vpkudum, 7, 17); -GEN_VXFORM_ENV(vpkuhus, 7, 2); -GEN_VXFORM_ENV(vpkuwus, 7, 3); -GEN_VXFORM_ENV(vpkudus, 7, 19); -GEN_VXFORM_ENV(vpkshus, 7, 4); -GEN_VXFORM_ENV(vpkswus, 7, 5); -GEN_VXFORM_ENV(vpksdus, 7, 21); -GEN_VXFORM_ENV(vpkshss, 7, 6); -GEN_VXFORM_ENV(vpkswss, 7, 7); -GEN_VXFORM_ENV(vpksdss, 7, 23); -GEN_VXFORM(vpkpx, 7, 12); +static bool do_vpk_env(DisasContext *ctx, arg_VX *a, + void (*gen_helper)(TCGv_ptr, TCGv_ptr, + TCGv_ptr, TCGv_ptr)) +{ + TCGv_ptr ra, rb, rd; + REQUIRE_VECTOR(ctx); + ra = gen_avr_ptr(a->vra); + rb = gen_avr_ptr(a->vrb); + rd = gen_avr_ptr(a->vrt); + gen_helper(tcg_env, rd, ra, rb); + return true; +} + +static bool do_vpk(DisasContext *ctx, arg_VX *a, + void (*gen_helper)(TCGv_ptr, TCGv_ptr, TCGv_ptr)) +{ + TCGv_ptr ra, rb, rd; + REQUIRE_VECTOR(ctx); + ra = gen_avr_ptr(a->vra); + rb = gen_avr_ptr(a->vrb); + rd = gen_avr_ptr(a->vrt); + gen_helper(rd, ra, rb); + return true; +} + +TRANS_FLAGS(ALTIVEC, VPKUHUM, do_vpk_env, gen_helper_VPKUHUM) +TRANS_FLAGS(ALTIVEC, VPKUWUM, do_vpk_env, gen_helper_VPKUWUM) +TRANS_FLAGS2(ALTIVEC_207, VPKUDUM, do_vpk_env, gen_helper_VPKUDUM) +TRANS_FLAGS(ALTIVEC, VPKUHUS, do_vpk_env, gen_helper_VPKUHUS) +TRANS_FLAGS(ALTIVEC, VPKUWUS, do_vpk_env, gen_helper_VPKUWUS) +TRANS_FLAGS2(ALTIVEC_207, VPKUDUS, do_vpk_env, gen_helper_VPKUDUS) +TRANS_FLAGS(ALTIVEC, VPKSHUS, do_vpk_env, gen_helper_VPKSHUS) +TRANS_FLAGS(ALTIVEC, VPKSWUS, do_vpk_env, gen_helper_VPKSWUS) +TRANS_FLAGS2(ALTIVEC_207, VPKSDUS, do_vpk_env, gen_helper_VPKSDUS) +TRANS_FLAGS(ALTIVEC, VPKSHSS, do_vpk_env, gen_helper_VPKSHSS) +TRANS_FLAGS(ALTIVEC, VPKSWSS, do_vpk_env, gen_helper_VPKSWSS) +TRANS_FLAGS2(ALTIVEC_207, VPKSDSS, do_vpk_env, gen_helper_VPKSDSS) +TRANS_FLAGS(ALTIVEC, VPKPX, do_vpk, gen_helper_VPKPX) GEN_VXFORM_ENV(vsum4ubs, 4, 24); GEN_VXFORM_ENV(vsum4sbs, 4, 28); GEN_VXFORM_ENV(vsum4shs, 4, 25); diff --git a/target/ppc/translate/vmx-ops.c.inc b/target/ppc/translate/vmx-ops.c.inc index b8f77d3d2c..2820976c0f 100644 --- a/target/ppc/translate/vmx-ops.c.inc +++ b/target/ppc/translate/vmx-ops.c.inc @@ -59,19 +59,6 @@ GEN_VXFORM_300(bcdtrunc, 0, 20), GEN_VXFORM_300(bcdutrunc, 0, 21), GEN_VXFORM(vsl, 2, 7), GEN_VXFORM(vsr, 2, 11), -GEN_VXFORM(vpkuhum, 7, 0), -GEN_VXFORM(vpkuwum, 7, 1), -GEN_VXFORM_207(vpkudum, 7, 17), -GEN_VXFORM(vpkuhus, 7, 2), -GEN_VXFORM(vpkuwus, 7, 3), -GEN_VXFORM_207(vpkudus, 7, 19), -GEN_VXFORM(vpkshus, 7, 4), -GEN_VXFORM(vpkswus, 7, 5), -GEN_VXFORM_207(vpksdus, 7, 21), -GEN_VXFORM(vpkshss, 7, 6), -GEN_VXFORM(vpkswss, 7, 7), -GEN_VXFORM_207(vpksdss, 7, 23), -GEN_VXFORM(vpkpx, 7, 12), GEN_VXFORM(vsum4ubs, 4, 24), GEN_VXFORM(vsum4sbs, 4, 28), GEN_VXFORM(vsum4shs, 4, 25), -- 2.52.0