From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1KZ6ta-0006Vw-35 for qemu-devel@nongnu.org; Fri, 29 Aug 2008 12:32:22 -0400 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1KZ6tZ-0006VZ-BF for qemu-devel@nongnu.org; Fri, 29 Aug 2008 12:32:21 -0400 Received: from [199.232.76.173] (port=36670 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1KZ6tZ-0006VW-7L for qemu-devel@nongnu.org; Fri, 29 Aug 2008 12:32:21 -0400 Received: from savannah.gnu.org ([199.232.41.3]:52153 helo=sv.gnu.org) by monty-python.gnu.org with esmtps (TLS-1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.60) (envelope-from ) id 1KZ6tY-0005tp-IV for qemu-devel@nongnu.org; Fri, 29 Aug 2008 12:32:20 -0400 Received: from cvs.savannah.gnu.org ([199.232.41.69]) by sv.gnu.org with esmtp (Exim 4.63) (envelope-from ) id 1KZ6tX-0003CW-Le for qemu-devel@nongnu.org; Fri, 29 Aug 2008 16:32:19 +0000 Received: from aurel32 by cvs.savannah.gnu.org with local (Exim 4.63) (envelope-from ) id 1KZ6tX-0003CO-85 for qemu-devel@nongnu.org; Fri, 29 Aug 2008 16:32:19 +0000 MIME-Version: 1.0 Errors-To: aurel32 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Aurelien Jarno Message-Id: Date: Fri, 29 Aug 2008 16:32:19 +0000 Subject: [Qemu-devel] [5107] SH4: convert a few control or system register functions to TCG Reply-To: qemu-devel@nongnu.org List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Revision: 5107 http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=5107 Author: aurel32 Date: 2008-08-29 16:32:18 +0000 (Fri, 29 Aug 2008) Log Message: ----------- SH4: convert a few control or system register functions to TCG Signed-off-by: Aurelien Jarno Modified Paths: -------------- trunk/target-sh4/op.c trunk/target-sh4/translate.c Modified: trunk/target-sh4/op.c =================================================================== --- trunk/target-sh4/op.c 2008-08-29 16:08:38 UTC (rev 5106) +++ trunk/target-sh4/op.c 2008-08-29 16:32:18 UTC (rev 5107) @@ -107,42 +107,12 @@ RETURN(); } -void OPPROTO op_clrmac(void) -{ - env->mach = env->macl = 0; - RETURN(); -} - -void OPPROTO op_clrs(void) -{ - env->sr &= ~SR_S; - RETURN(); -} - -void OPPROTO op_clrt(void) -{ - env->sr &= ~SR_T; - RETURN(); -} - void OPPROTO op_ldtlb(void) { helper_ldtlb(); RETURN(); } -void OPPROTO op_sets(void) -{ - env->sr |= SR_S; - RETURN(); -} - -void OPPROTO op_sett(void) -{ - env->sr |= SR_T; - RETURN(); -} - void OPPROTO op_frchg(void) { env->fpscr ^= FPSCR_FR; @@ -233,12 +203,6 @@ RETURN(); } -void OPPROTO op_div0u(void) -{ - env->sr &= ~(SR_M | SR_Q | SR_T); - RETURN(); -} - void OPPROTO op_div1_T0_T1(void) { helper_div1_T0_T1(); @@ -406,12 +370,6 @@ RETURN(); } -void OPPROTO op_movt_rN(void) -{ - env->gregs[PARAM1] = env->sr & SR_T; - RETURN(); -} - void OPPROTO op_rotcl_Rn(void) { helper_rotcl(&env->gregs[PARAM1]); @@ -676,12 +634,6 @@ RETURN(); } -void OPPROTO op_movl_imm_PC(void) -{ - env->pc = PARAM1; - RETURN(); -} - void OPPROTO op_jT(void) { if (env->sr & SR_T) @@ -704,12 +656,6 @@ RETURN(); } -void OPPROTO op_addl_GBR_T0(void) -{ - T0 += env->gbr; - RETURN(); -} - void OPPROTO op_tst_imm_T0(void) { cond_t((T0 & PARAM1) == 0); Modified: trunk/target-sh4/translate.c =================================================================== --- trunk/target-sh4/translate.c 2008-08-29 16:08:38 UTC (rev 5106) +++ trunk/target-sh4/translate.c 2008-08-29 16:32:18 UTC (rev 5107) @@ -60,6 +60,9 @@ /* global register indexes */ static TCGv cpu_env; static TCGv cpu_gregs[24]; +static TCGv cpu_pc, cpu_sr, cpu_ssr, cpu_spc, cpu_gbr; +static TCGv cpu_vbr, cpu_sgr, cpu_dbr, cpu_mach, cpu_macl; +static TCGv cpu_pr, cpu_fpscr, cpu_fpul; /* dyngen register indexes */ static TCGv cpu_T[2]; @@ -90,6 +93,33 @@ offsetof(CPUState, gregs[i]), gregnames[i]); + cpu_pc = tcg_global_mem_new(TCG_TYPE_I32, TCG_AREG0, + offsetof(CPUState, pc), "PC"); + cpu_sr = tcg_global_mem_new(TCG_TYPE_I32, TCG_AREG0, + offsetof(CPUState, sr), "SR"); + cpu_ssr = tcg_global_mem_new(TCG_TYPE_I32, TCG_AREG0, + offsetof(CPUState, ssr), "SSR"); + cpu_spc = tcg_global_mem_new(TCG_TYPE_I32, TCG_AREG0, + offsetof(CPUState, spc), "SPC"); + cpu_gbr = tcg_global_mem_new(TCG_TYPE_I32, TCG_AREG0, + offsetof(CPUState, gbr), "GBR"); + cpu_vbr = tcg_global_mem_new(TCG_TYPE_I32, TCG_AREG0, + offsetof(CPUState, vbr), "VBR"); + cpu_sgr = tcg_global_mem_new(TCG_TYPE_I32, TCG_AREG0, + offsetof(CPUState, sgr), "SGR"); + cpu_dbr = tcg_global_mem_new(TCG_TYPE_I32, TCG_AREG0, + offsetof(CPUState, dbr), "DBR"); + cpu_mach = tcg_global_mem_new(TCG_TYPE_I32, TCG_AREG0, + offsetof(CPUState, mach), "MACH"); + cpu_macl = tcg_global_mem_new(TCG_TYPE_I32, TCG_AREG0, + offsetof(CPUState, macl), "MACL"); + cpu_pr = tcg_global_mem_new(TCG_TYPE_I32, TCG_AREG0, + offsetof(CPUState, pr), "PR"); + cpu_fpscr = tcg_global_mem_new(TCG_TYPE_I32, TCG_AREG0, + offsetof(CPUState, fpscr), "FPSCR"); + cpu_fpul = tcg_global_mem_new(TCG_TYPE_I32, TCG_AREG0, + offsetof(CPUState, fpul), "FPUL"); + /* register helpers */ #undef DEF_HELPER #define DEF_HELPER(ret, name, params) tcg_register_helper(name, #name); @@ -204,10 +234,10 @@ !ctx->singlestep_enabled) { /* Use a direct jump if in same page and singlestep not enabled */ tcg_gen_goto_tb(n); - gen_op_movl_imm_PC(dest); + tcg_gen_movi_i32(cpu_pc, dest); tcg_gen_exit_tb((long) tb + n); } else { - gen_op_movl_imm_PC(dest); + tcg_gen_movi_i32(cpu_pc, dest); if (ctx->singlestep_enabled) gen_op_debug(); tcg_gen_exit_tb(0); @@ -286,7 +316,7 @@ #endif switch (ctx->opcode) { case 0x0019: /* div0u */ - gen_op_div0u(); + tcg_gen_andi_i32(cpu_sr, cpu_sr, ~(SR_M | SR_Q | SR_T)); return; case 0x000b: /* rts */ CHECK_NOT_DELAY_SLOT gen_op_rts(); @@ -294,13 +324,14 @@ ctx->delayed_pc = (uint32_t) - 1; return; case 0x0028: /* clrmac */ - gen_op_clrmac(); + tcg_gen_movi_i32(cpu_mach, 0); + tcg_gen_movi_i32(cpu_macl, 0); return; case 0x0048: /* clrs */ - gen_op_clrs(); + tcg_gen_andi_i32(cpu_sr, cpu_sr, ~SR_S); return; case 0x0008: /* clrt */ - gen_op_clrt(); + tcg_gen_andi_i32(cpu_sr, cpu_sr, ~SR_T); return; case 0x0038: /* ldtlb */ #if defined(CONFIG_USER_ONLY) @@ -315,10 +346,10 @@ ctx->delayed_pc = (uint32_t) - 1; return; case 0x0058: /* sets */ - gen_op_sets(); + tcg_gen_ori_i32(cpu_sr, cpu_sr, SR_S); return; case 0x0018: /* sett */ - gen_op_sett(); + tcg_gen_ori_i32(cpu_sr, cpu_sr, SR_T); return; case 0xfbfd: /* frchg */ gen_op_frchg(); @@ -850,7 +881,7 @@ return; case 0xcd00: /* and.b #imm,@(R0,GBR) */ tcg_gen_mov_i32(cpu_T[0], cpu_gregs[REG(0)]); - gen_op_addl_GBR_T0(); + tcg_gen_add_i32(cpu_T[0], cpu_T[0], cpu_gbr); tcg_gen_mov_i32(cpu_T[1], cpu_T[0]); gen_op_ldub_T0_T0(ctx); tcg_gen_andi_i32(cpu_T[0], cpu_T[0], B7_0); @@ -954,14 +985,14 @@ return; case 0xcf00: /* or.b #imm,@(R0,GBR) */ tcg_gen_mov_i32(cpu_T[0], cpu_gregs[REG(0)]); - gen_op_addl_GBR_T0(); + tcg_gen_add_i32(cpu_T[0], cpu_T[0], cpu_gbr); tcg_gen_mov_i32(cpu_T[0], cpu_T[1]); gen_op_ldub_T0_T0(ctx); tcg_gen_ori_i32(cpu_T[0], cpu_T[0], B7_0); gen_op_stb_T0_T1(ctx); return; case 0xc300: /* trapa #imm */ - CHECK_NOT_DELAY_SLOT gen_op_movl_imm_PC(ctx->pc); + CHECK_NOT_DELAY_SLOT tcg_gen_movi_i32(cpu_pc, ctx->pc); gen_op_trapa(B7_0); ctx->bstate = BS_BRANCH; return; @@ -970,7 +1001,7 @@ return; case 0xcc00: /* tst.b #imm,@(R0,GBR) */ tcg_gen_mov_i32(cpu_T[0], cpu_gregs[REG(0)]); - gen_op_addl_GBR_T0(); + tcg_gen_add_i32(cpu_T[0], cpu_T[0], cpu_gbr); gen_op_ldub_T0_T0(ctx); gen_op_tst_imm_T0(B7_0); return; @@ -979,7 +1010,7 @@ return; case 0xce00: /* xor.b #imm,@(R0,GBR) */ tcg_gen_mov_i32(cpu_T[0], cpu_gregs[REG(0)]); - gen_op_addl_GBR_T0(); + tcg_gen_add_i32(cpu_T[0], cpu_T[0], cpu_gbr); tcg_gen_mov_i32(cpu_T[1], cpu_T[0]); gen_op_ldub_T0_T0(ctx); tcg_gen_xori_i32(cpu_T[0], cpu_T[0], B7_0); @@ -1096,7 +1127,7 @@ gen_op_stl_T0_T1(ctx); return; case 0x0029: /* movt Rn */ - gen_op_movt_rN(REG(B11_8)); + tcg_gen_andi_i32(cpu_gregs[REG(B11_8)], cpu_sr, SR_T); return; case 0x0093: /* ocbi @Rn */ tcg_gen_mov_i32(cpu_T[0], cpu_gregs[REG(B11_8)]); @@ -1329,7 +1360,7 @@ for (i = 0; i < env->nb_breakpoints; i++) { if (ctx.pc == env->breakpoints[i]) { /* We have hit a breakpoint - make sure PC is up-to-date */ - gen_op_movl_imm_PC(ctx.pc); + tcg_gen_movi_i32(cpu_pc, ctx.pc); gen_op_debug(); ctx.bstate = BS_EXCP; break;