diff options
| author | Matheus Ferst <matheus.ferst@eldorado.org.br> | 2021-12-17 17:57:18 +0100 |
|---|---|---|
| committer | Cédric Le Goater <clg@kaod.org> | 2021-12-17 17:57:18 +0100 |
| commit | caf6f9b568479bea6f6d97798be670f21641a006 (patch) | |
| tree | 6743125d68d3bed75f52601a4bf485e3602dce38 /target/ppc | |
| parent | 38d4914c5065e14f0969161274793ded448f067f (diff) | |
| download | qemu-caf6f9b568479bea6f6d97798be670f21641a006.zip qemu-caf6f9b568479bea6f6d97798be670f21641a006.tar.gz qemu-caf6f9b568479bea6f6d97798be670f21641a006.tar.bz2 | |
target/ppc: move xscvqpdp to decodetree
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Matheus Ferst <matheus.ferst@eldorado.org.br>
Message-Id: <20211213120958.24443-5-victor.colombo@eldorado.org.br>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
Diffstat (limited to 'target/ppc')
| -rw-r--r-- | target/ppc/fpu_helper.c | 10 | ||||
| -rw-r--r-- | target/ppc/helper.h | 2 | ||||
| -rw-r--r-- | target/ppc/insn32.decode | 4 | ||||
| -rw-r--r-- | target/ppc/translate/vsx-impl.c.inc | 24 | ||||
| -rw-r--r-- | target/ppc/translate/vsx-ops.c.inc | 1 |
5 files changed, 21 insertions, 20 deletions
diff --git a/target/ppc/fpu_helper.c b/target/ppc/fpu_helper.c index d144f21..700c791 100644 --- a/target/ppc/fpu_helper.c +++ b/target/ppc/fpu_helper.c @@ -2751,18 +2751,14 @@ VSX_CVT_FP_TO_FP_HP(xscvhpdp, 1, float16, float64, VsrH(3), VsrD(0), 1) VSX_CVT_FP_TO_FP_HP(xvcvsphp, 4, float32, float16, VsrW(i), VsrH(2 * i + 1), 0) VSX_CVT_FP_TO_FP_HP(xvcvhpsp, 4, float16, float32, VsrH(2 * i + 1), VsrW(i), 0) -/* - * xscvqpdp isn't using VSX_CVT_FP_TO_FP() because xscvqpdpo will be - * added to this later. - */ -void helper_xscvqpdp(CPUPPCState *env, uint32_t opcode, - ppc_vsr_t *xt, ppc_vsr_t *xb) +void helper_XSCVQPDP(CPUPPCState *env, uint32_t ro, ppc_vsr_t *xt, + ppc_vsr_t *xb) { ppc_vsr_t t = { }; float_status tstat; tstat = env->fp_status; - if (unlikely(Rc(opcode) != 0)) { + if (ro != 0) { tstat.float_rounding_mode = float_round_to_odd; } diff --git a/target/ppc/helper.h b/target/ppc/helper.h index fb946dc..d166323 100644 --- a/target/ppc/helper.h +++ b/target/ppc/helper.h @@ -411,7 +411,7 @@ DEF_HELPER_3(xscvdphp, void, env, vsr, vsr) DEF_HELPER_4(xscvdpqp, void, env, i32, vsr, vsr) DEF_HELPER_3(xscvdpsp, void, env, vsr, vsr) DEF_HELPER_2(xscvdpspn, i64, env, i64) -DEF_HELPER_4(xscvqpdp, void, env, i32, vsr, vsr) +DEF_HELPER_4(XSCVQPDP, void, env, i32, vsr, vsr) DEF_HELPER_4(xscvqpsdz, void, env, i32, vsr, vsr) DEF_HELPER_4(xscvqpswz, void, env, i32, vsr, vsr) DEF_HELPER_4(xscvqpudz, void, env, i32, vsr, vsr) diff --git a/target/ppc/insn32.decode b/target/ppc/insn32.decode index 97b2476..8bdc059 100644 --- a/target/ppc/insn32.decode +++ b/target/ppc/insn32.decode @@ -466,3 +466,7 @@ XSMAXCDP 111100 ..... ..... ..... 10000000 ... @XX3 XSMINCDP 111100 ..... ..... ..... 10001000 ... @XX3 XSMAXJDP 111100 ..... ..... ..... 10010000 ... @XX3 XSMINJDP 111100 ..... ..... ..... 10011000 ... @XX3 + +## VSX Binary Floating-Point Convert Instructions + +XSCVQPDP 111111 ..... 10100 ..... 1101000100 . @X_tb_rc diff --git a/target/ppc/translate/vsx-impl.c.inc b/target/ppc/translate/vsx-impl.c.inc index ab5cb21..c08185e 100644 --- a/target/ppc/translate/vsx-impl.c.inc +++ b/target/ppc/translate/vsx-impl.c.inc @@ -904,22 +904,24 @@ VSX_CMP(xvcmpgesp, 0x0C, 0x0A, 0, PPC2_VSX) VSX_CMP(xvcmpgtsp, 0x0C, 0x09, 0, PPC2_VSX) VSX_CMP(xvcmpnesp, 0x0C, 0x0B, 0, PPC2_VSX) -static void gen_xscvqpdp(DisasContext *ctx) +static bool trans_XSCVQPDP(DisasContext *ctx, arg_X_tb_rc *a) { - TCGv_i32 opc; + TCGv_i32 ro; TCGv_ptr xt, xb; - if (unlikely(!ctx->vsx_enabled)) { - gen_exception(ctx, POWERPC_EXCP_VSXU); - return; - } - opc = tcg_const_i32(ctx->opcode); - xt = gen_vsr_ptr(rD(ctx->opcode) + 32); - xb = gen_vsr_ptr(rB(ctx->opcode) + 32); - gen_helper_xscvqpdp(cpu_env, opc, xt, xb); - tcg_temp_free_i32(opc); + REQUIRE_INSNS_FLAGS2(ctx, ISA300); + REQUIRE_VSX(ctx); + + ro = tcg_const_i32(a->rc); + + xt = gen_avr_ptr(a->rt); + xb = gen_avr_ptr(a->rb); + gen_helper_XSCVQPDP(cpu_env, ro, xt, xb); + tcg_temp_free_i32(ro); tcg_temp_free_ptr(xt); tcg_temp_free_ptr(xb); + + return true; } #define GEN_VSX_HELPER_2(name, op1, op2, inval, type) \ diff --git a/target/ppc/translate/vsx-ops.c.inc b/target/ppc/translate/vsx-ops.c.inc index f980bc1..c974324 100644 --- a/target/ppc/translate/vsx-ops.c.inc +++ b/target/ppc/translate/vsx-ops.c.inc @@ -133,7 +133,6 @@ GEN_VSX_XFORM_300_EO(xsnabsqp, 0x04, 0x19, 0x08, 0x00000001), GEN_VSX_XFORM_300_EO(xsnegqp, 0x04, 0x19, 0x10, 0x00000001), GEN_VSX_XFORM_300(xscpsgnqp, 0x04, 0x03, 0x00000001), GEN_VSX_XFORM_300_EO(xscvdpqp, 0x04, 0x1A, 0x16, 0x00000001), -GEN_VSX_XFORM_300_EO(xscvqpdp, 0x04, 0x1A, 0x14, 0x0), GEN_VSX_XFORM_300_EO(xscvqpsdz, 0x04, 0x1A, 0x19, 0x00000001), GEN_VSX_XFORM_300_EO(xscvqpswz, 0x04, 0x1A, 0x09, 0x00000001), GEN_VSX_XFORM_300_EO(xscvqpudz, 0x04, 0x1A, 0x11, 0x00000001), |