From 28347fe2a7648fde2c4798679dcf57e43fb8f7fa Mon Sep 17 00:00:00 2001 From: Matheus Ferst Date: Wed, 2 Mar 2022 06:51:37 +0100 Subject: [PATCH] target/ppc: Move vsel and vperm/vpermr to decodetree MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Reviewed-by: Richard Henderson Signed-off-by: Matheus Ferst Message-Id: <20220225210936.1749575-29-matheus.ferst@eldorado.org.br> Signed-off-by: Cédric Le Goater --- target/ppc/helper.h | 5 ++- target/ppc/insn32.decode | 5 +++ target/ppc/int_helper.c | 13 ++----- target/ppc/translate/vmx-impl.c.inc | 69 ++++++++++++++++++++++++++++--------- target/ppc/translate/vmx-ops.c.inc | 2 -- 5 files changed, 62 insertions(+), 32 deletions(-) diff --git a/target/ppc/helper.h b/target/ppc/helper.h index 4fa81093ca..430e75b31f 100644 --- a/target/ppc/helper.h +++ b/target/ppc/helper.h @@ -225,9 +225,8 @@ DEF_HELPER_2(vupklsh, void, avr, avr) DEF_HELPER_2(vupklsw, void, avr, avr) DEF_HELPER_5(vmsumubm, void, env, avr, avr, avr, avr) DEF_HELPER_5(vmsummbm, void, env, avr, avr, avr, avr) -DEF_HELPER_5(vsel, void, env, avr, avr, avr, avr) -DEF_HELPER_5(vperm, void, env, avr, avr, avr, avr) -DEF_HELPER_5(vpermr, void, env, 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) diff --git a/target/ppc/insn32.decode b/target/ppc/insn32.decode index abc2007129..0a3ada2b66 100644 --- a/target/ppc/insn32.decode +++ b/target/ppc/insn32.decode @@ -467,6 +467,11 @@ VINSWVRX 000100 ..... ..... ..... 00110001111 @VX VSLDBI 000100 ..... ..... ..... 00 ... 010110 @VN VSRDBI 000100 ..... ..... ..... 01 ... 010110 @VN +VPERM 000100 ..... ..... ..... ..... 101011 @VA +VPERMR 000100 ..... ..... ..... ..... 111011 @VA + +VSEL 000100 ..... ..... ..... ..... 101010 @VA + ## Vector Integer Shift Instruction VSLB 000100 ..... ..... ..... 00100000100 @VX diff --git a/target/ppc/int_helper.c b/target/ppc/int_helper.c index f52242ca81..6c63c7b227 100644 --- a/target/ppc/int_helper.c +++ b/target/ppc/int_helper.c @@ -1015,8 +1015,7 @@ VMUL(UW, u32, VsrW, VsrD, uint64_t) #undef VMUL_DO_ODD #undef VMUL -void helper_vperm(CPUPPCState *env, ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, - ppc_avr_t *c) +void helper_VPERM(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, ppc_avr_t *c) { ppc_avr_t result; int i; @@ -1034,8 +1033,7 @@ void helper_vperm(CPUPPCState *env, ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, *r = result; } -void helper_vpermr(CPUPPCState *env, ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, - ppc_avr_t *c) +void helper_VPERMR(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, ppc_avr_t *c) { ppc_avr_t result; int i; @@ -1303,13 +1301,6 @@ VRLMI(VRLWMI, 32, u32, 1); VRLMI(VRLDNM, 64, u64, 0); VRLMI(VRLWNM, 32, u32, 0); -void helper_vsel(CPUPPCState *env, ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, - ppc_avr_t *c) -{ - r->u64[0] = (a->u64[0] & ~c->u64[0]) | (b->u64[0] & c->u64[0]); - r->u64[1] = (a->u64[1] & ~c->u64[1]) | (b->u64[1] & c->u64[1]); -} - void helper_vexptefp(CPUPPCState *env, ppc_avr_t *r, ppc_avr_t *b) { int i; diff --git a/target/ppc/translate/vmx-impl.c.inc b/target/ppc/translate/vmx-impl.c.inc index 352250fad0..f91bee839d 100644 --- a/target/ppc/translate/vmx-impl.c.inc +++ b/target/ppc/translate/vmx-impl.c.inc @@ -2559,28 +2559,65 @@ static void gen_vmladduhm(DisasContext *ctx) tcg_temp_free_ptr(rd); } -static void gen_vpermr(DisasContext *ctx) +static bool trans_VPERM(DisasContext *ctx, arg_VA *a) { - TCGv_ptr ra, rb, rc, rd; - if (unlikely(!ctx->altivec_enabled)) { - gen_exception(ctx, POWERPC_EXCP_VPU); - return; - } - ra = gen_avr_ptr(rA(ctx->opcode)); - rb = gen_avr_ptr(rB(ctx->opcode)); - rc = gen_avr_ptr(rC(ctx->opcode)); - rd = gen_avr_ptr(rD(ctx->opcode)); - gen_helper_vpermr(cpu_env, rd, ra, rb, rc); - tcg_temp_free_ptr(ra); - tcg_temp_free_ptr(rb); - tcg_temp_free_ptr(rc); - tcg_temp_free_ptr(rd); + TCGv_ptr vrt, vra, vrb, vrc; + + REQUIRE_INSNS_FLAGS(ctx, ALTIVEC); + REQUIRE_VECTOR(ctx); + + vrt = gen_avr_ptr(a->vrt); + vra = gen_avr_ptr(a->vra); + vrb = gen_avr_ptr(a->vrb); + vrc = gen_avr_ptr(a->rc); + + gen_helper_VPERM(vrt, vra, vrb, vrc); + + tcg_temp_free_ptr(vrt); + tcg_temp_free_ptr(vra); + tcg_temp_free_ptr(vrb); + tcg_temp_free_ptr(vrc); + + return true; +} + +static bool trans_VPERMR(DisasContext *ctx, arg_VA *a) +{ + TCGv_ptr vrt, vra, vrb, vrc; + + REQUIRE_INSNS_FLAGS2(ctx, ISA300); + REQUIRE_VECTOR(ctx); + + vrt = gen_avr_ptr(a->vrt); + vra = gen_avr_ptr(a->vra); + vrb = gen_avr_ptr(a->vrb); + vrc = gen_avr_ptr(a->rc); + + gen_helper_VPERMR(vrt, vra, vrb, vrc); + + tcg_temp_free_ptr(vrt); + tcg_temp_free_ptr(vra); + tcg_temp_free_ptr(vrb); + tcg_temp_free_ptr(vrc); + + return true; +} + +static bool trans_VSEL(DisasContext *ctx, arg_VA *a) +{ + REQUIRE_INSNS_FLAGS(ctx, ALTIVEC); + REQUIRE_VECTOR(ctx); + + tcg_gen_gvec_bitsel(MO_64, avr_full_offset(a->vrt), avr_full_offset(a->rc), + avr_full_offset(a->vrb), avr_full_offset(a->vra), + 16, 16); + + return true; } GEN_VAFORM_PAIRED(vmsumubm, vmsummbm, 18) GEN_VAFORM_PAIRED(vmsumuhm, vmsumuhs, 19) GEN_VAFORM_PAIRED(vmsumshm, vmsumshs, 20) -GEN_VAFORM_PAIRED(vsel, vperm, 21) GEN_VAFORM_PAIRED(vmaddfp, vnmsubfp, 23) GEN_VXFORM_NOA(vclzb, 1, 28) diff --git a/target/ppc/translate/vmx-ops.c.inc b/target/ppc/translate/vmx-ops.c.inc index 3a8a9cc564..d960648d52 100644 --- a/target/ppc/translate/vmx-ops.c.inc +++ b/target/ppc/translate/vmx-ops.c.inc @@ -194,7 +194,6 @@ GEN_VXFORM_300_EO(vctzw, 0x01, 0x18, 0x1E), GEN_VXFORM_300_EO(vctzd, 0x01, 0x18, 0x1F), GEN_VXFORM_300_EO(vclzlsbb, 0x01, 0x18, 0x0), GEN_VXFORM_300_EO(vctzlsbb, 0x01, 0x18, 0x1), -GEN_VXFORM_300(vpermr, 0x1D, 0xFF), #define GEN_VXFORM_NOA(name, opc2, opc3) \ GEN_HANDLER(name, 0x04, opc2, opc3, 0x001f0000, PPC_ALTIVEC) @@ -229,7 +228,6 @@ GEN_VAFORM_PAIRED(vmhaddshs, vmhraddshs, 16), GEN_VAFORM_PAIRED(vmsumubm, vmsummbm, 18), GEN_VAFORM_PAIRED(vmsumuhm, vmsumuhs, 19), GEN_VAFORM_PAIRED(vmsumshm, vmsumshs, 20), -GEN_VAFORM_PAIRED(vsel, vperm, 21), GEN_VAFORM_PAIRED(vmaddfp, vnmsubfp, 23), GEN_VXFORM_DUAL(vclzb, vpopcntb, 1, 28, PPC_NONE, PPC2_ALTIVEC_207), -- 2.11.4.GIT